
Loading shared library <./libnonlinear_channel_flow_velocities_Newton_Stokes_no_line_search.debug.so>

Number of active cells: 256 (on 5 levels)
Number of degrees of freedom: 3,556 (2,178+289+1,089)

*** Timestep 0:  t=0 seconds, dt=0 seconds
   Skipping temperature solve because RHS is zero.
   Initial Newton Stokes residual = 6.67966e+16, v = 4.5894e+16, p = 4.85338e+16

   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 33+0 iterations.
      Newton system information: Norm of the rhs: 6.67966e+16
      Relative nonlinear residuals (temperature, Stokes system): 0, 1
      Relative nonlinear residual (total system) after nonlinear iteration 1: 1

   Skipping temperature solve because RHS is zero.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 45+0 iterations.
      Newton system information: Norm of the rhs: 2.19461e+11, Derivative scaling factor: 0
      Relative nonlinear residuals (temperature, Stokes system): 0, 3.28551e-06
      Relative nonlinear residual (total system) after nonlinear iteration 2: 3.28551e-06

   Skipping temperature solve because RHS is zero.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 48+0 iterations.
      Newton system information: Norm of the rhs: 1.4765e+11, Derivative scaling factor: 0
      Relative nonlinear residuals (temperature, Stokes system): 0, 2.21045e-06
      Relative nonlinear residual (total system) after nonlinear iteration 3: 2.21045e-06

   Skipping temperature solve because RHS is zero.
   Switching from defect correction form of Picard to the Newton solver scheme.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 18+0 iterations.
      Newton system information: Norm of the rhs: 3.68646e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 5.51893e-06
      Relative nonlinear residual (total system) after nonlinear iteration 4: 5.51893e-06

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 14+0 iterations.
      Newton system information: Norm of the rhs: 4.16409e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 6.23398e-06
      Relative nonlinear residual (total system) after nonlinear iteration 5: 6.23398e-06

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 13+0 iterations.
      Newton system information: Norm of the rhs: 4.61648e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 6.91125e-06
      Relative nonlinear residual (total system) after nonlinear iteration 6: 6.91125e-06

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 13+0 iterations.
      Newton system information: Norm of the rhs: 3.97127e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 5.94532e-06
      Relative nonlinear residual (total system) after nonlinear iteration 7: 5.94532e-06

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 14+0 iterations.
      Newton system information: Norm of the rhs: 6.23157e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 9.32916e-06
      Relative nonlinear residual (total system) after nonlinear iteration 8: 9.32916e-06

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 14+0 iterations.
      Newton system information: Norm of the rhs: 6.07053e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 9.08808e-06
      Relative nonlinear residual (total system) after nonlinear iteration 9: 9.08808e-06

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 16+0 iterations.
      Newton system information: Norm of the rhs: 9.13749e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 1.36796e-05
      Relative nonlinear residual (total system) after nonlinear iteration 10: 1.36796e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 16+0 iterations.
      Newton system information: Norm of the rhs: 1.11627e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 1.67115e-05
      Relative nonlinear residual (total system) after nonlinear iteration 11: 1.67115e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 18+0 iterations.
      Newton system information: Norm of the rhs: 1.39823e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 2.09326e-05
      Relative nonlinear residual (total system) after nonlinear iteration 12: 2.09326e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 17+0 iterations.
      Newton system information: Norm of the rhs: 1.70604e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 2.55408e-05
      Relative nonlinear residual (total system) after nonlinear iteration 13: 2.55408e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 23+0 iterations.
      Newton system information: Norm of the rhs: 2.12295e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 3.17823e-05
      Relative nonlinear residual (total system) after nonlinear iteration 14: 3.17823e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 18+0 iterations.
      Newton system information: Norm of the rhs: 2.60632e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 3.90187e-05
      Relative nonlinear residual (total system) after nonlinear iteration 15: 3.90187e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 20+0 iterations.
      Newton system information: Norm of the rhs: 3.32147e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 4.9725e-05
      Relative nonlinear residual (total system) after nonlinear iteration 16: 4.9725e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 16+0 iterations.
      Newton system information: Norm of the rhs: 3.75244e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 5.6177e-05
      Relative nonlinear residual (total system) after nonlinear iteration 17: 5.6177e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 12+0 iterations.
      Newton system information: Norm of the rhs: 3.85287e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 5.76805e-05
      Relative nonlinear residual (total system) after nonlinear iteration 18: 5.76805e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 12+0 iterations.
      Newton system information: Norm of the rhs: 4.93004e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 7.38067e-05
      Relative nonlinear residual (total system) after nonlinear iteration 19: 7.38067e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 10+0 iterations.
      Newton system information: Norm of the rhs: 4.61382e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 6.90727e-05
      Relative nonlinear residual (total system) after nonlinear iteration 20: 6.90727e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 10+0 iterations.
      Newton system information: Norm of the rhs: 5.31852e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 7.96226e-05
      Relative nonlinear residual (total system) after nonlinear iteration 21: 7.96226e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 11+0 iterations.
      Newton system information: Norm of the rhs: 5.92625e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 8.87208e-05
      Relative nonlinear residual (total system) after nonlinear iteration 22: 8.87208e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 10+0 iterations.
      Newton system information: Norm of the rhs: 6.27117e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 9.38845e-05
      Relative nonlinear residual (total system) after nonlinear iteration 23: 9.38845e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 10+0 iterations.
      Newton system information: Norm of the rhs: 6.99083e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000104658
      Relative nonlinear residual (total system) after nonlinear iteration 24: 0.000104658

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 8+0 iterations.
      Newton system information: Norm of the rhs: 7.30695e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000109391
      Relative nonlinear residual (total system) after nonlinear iteration 25: 0.000109391

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 12+0 iterations.
      Newton system information: Norm of the rhs: 7.62e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000114078
      Relative nonlinear residual (total system) after nonlinear iteration 26: 0.000114078

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 9+0 iterations.
      Newton system information: Norm of the rhs: 7.58454e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000113547
      Relative nonlinear residual (total system) after nonlinear iteration 27: 0.000113547

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 9+0 iterations.
      Newton system information: Norm of the rhs: 8.29584e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000124195
      Relative nonlinear residual (total system) after nonlinear iteration 28: 0.000124195

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 8+0 iterations.
      Newton system information: Norm of the rhs: 8.44855e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000126482
      Relative nonlinear residual (total system) after nonlinear iteration 29: 0.000126482

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 8+0 iterations.
      Newton system information: Norm of the rhs: 8.80987e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000131891
      Relative nonlinear residual (total system) after nonlinear iteration 30: 0.000131891


WARNING: The nonlinear solver in the current timestep failed to converge.
Acting according to the parameter 'Nonlinear solver failure strategy'...
Continuing to the next timestep even though solution is not fully converged.
   Postprocessing:
     RMS, max velocity:                  2.91e-08 m/s, 7.87e-08 m/s
     Pressure min/avg/max:               -5.13e+08 Pa, 5.476e+08 Pa, 1.536e+09 Pa
     Mass fluxes through boundary parts: 0 kg/s, 0 kg/s, -0.8139 kg/s, 0.8139 kg/s
     Writing graphical output:           output-nonlinear_channel_flow_velocities_Newton_Stokes_no_line_search/solution/solution-00000

*** Timestep 1:  t=1 seconds, dt=1 seconds
   Skipping temperature solve because RHS is zero.
   Initial Newton Stokes residual = 4.58942e+16, v = 4.58942e+16, p = 2.13287e+13

   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 39+0 iterations.
      Newton system information: Norm of the rhs: 8.8091e+12
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000191944
      Relative nonlinear residual (total system) after nonlinear iteration 1: 0.000191944

   Skipping temperature solve because RHS is zero.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 42+0 iterations.
      Newton system information: Norm of the rhs: 4.26601e+11, Derivative scaling factor: 0
      Relative nonlinear residuals (temperature, Stokes system): 0, 9.29531e-06
      Relative nonlinear residual (total system) after nonlinear iteration 2: 9.29531e-06

   Skipping temperature solve because RHS is zero.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 43+0 iterations.
      Newton system information: Norm of the rhs: 2.34165e+11, Derivative scaling factor: 0
      Relative nonlinear residuals (temperature, Stokes system): 0, 5.10227e-06
      Relative nonlinear residual (total system) after nonlinear iteration 3: 5.10227e-06

   Skipping temperature solve because RHS is zero.
   Switching from defect correction form of Picard to the Newton solver scheme.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 14+0 iterations.
      Newton system information: Norm of the rhs: 3.91479e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 8.53003e-06
      Relative nonlinear residual (total system) after nonlinear iteration 4: 8.53003e-06

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 13+0 iterations.
      Newton system information: Norm of the rhs: 4.02144e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 8.76241e-06
      Relative nonlinear residual (total system) after nonlinear iteration 5: 8.76241e-06

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 15+0 iterations.
      Newton system information: Norm of the rhs: 4.7e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 1.02409e-05
      Relative nonlinear residual (total system) after nonlinear iteration 6: 1.02409e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 13+0 iterations.
      Newton system information: Norm of the rhs: 4.17091e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 9.08809e-06
      Relative nonlinear residual (total system) after nonlinear iteration 7: 9.08809e-06

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 14+0 iterations.
      Newton system information: Norm of the rhs: 6.26344e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 1.36475e-05
      Relative nonlinear residual (total system) after nonlinear iteration 8: 1.36475e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 14+0 iterations.
      Newton system information: Norm of the rhs: 6.16225e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 1.34271e-05
      Relative nonlinear residual (total system) after nonlinear iteration 9: 1.34271e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 14+0 iterations.
      Newton system information: Norm of the rhs: 8.99002e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 1.95886e-05
      Relative nonlinear residual (total system) after nonlinear iteration 10: 1.95886e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 12+0 iterations.
      Newton system information: Norm of the rhs: 1.08213e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 2.35789e-05
      Relative nonlinear residual (total system) after nonlinear iteration 11: 2.35789e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 14+0 iterations.
      Newton system information: Norm of the rhs: 1.37998e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 3.00688e-05
      Relative nonlinear residual (total system) after nonlinear iteration 12: 3.00688e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 14+0 iterations.
      Newton system information: Norm of the rhs: 1.66139e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 3.62004e-05
      Relative nonlinear residual (total system) after nonlinear iteration 13: 3.62004e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 16+0 iterations.
      Newton system information: Norm of the rhs: 2.07132e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 4.51324e-05
      Relative nonlinear residual (total system) after nonlinear iteration 14: 4.51324e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 15+0 iterations.
      Newton system information: Norm of the rhs: 2.55399e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 5.56494e-05
      Relative nonlinear residual (total system) after nonlinear iteration 15: 5.56494e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 16+0 iterations.
      Newton system information: Norm of the rhs: 3.14568e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 6.8542e-05
      Relative nonlinear residual (total system) after nonlinear iteration 16: 6.8542e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 15+0 iterations.
      Newton system information: Norm of the rhs: 3.92161e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 8.54489e-05
      Relative nonlinear residual (total system) after nonlinear iteration 17: 8.54489e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 12+0 iterations.
      Newton system information: Norm of the rhs: 3.86968e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 8.43174e-05
      Relative nonlinear residual (total system) after nonlinear iteration 18: 8.43174e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 11+0 iterations.
      Newton system information: Norm of the rhs: 4.9787e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000108482
      Relative nonlinear residual (total system) after nonlinear iteration 19: 0.000108482

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 10+0 iterations.
      Newton system information: Norm of the rhs: 4.82895e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000105219
      Relative nonlinear residual (total system) after nonlinear iteration 20: 0.000105219

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 10+0 iterations.
      Newton system information: Norm of the rhs: 5.58835e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000121766
      Relative nonlinear residual (total system) after nonlinear iteration 21: 0.000121766

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 11+0 iterations.
      Newton system information: Norm of the rhs: 5.87997e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.00012812
      Relative nonlinear residual (total system) after nonlinear iteration 22: 0.00012812

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 12+0 iterations.
      Newton system information: Norm of the rhs: 6.41994e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000139886
      Relative nonlinear residual (total system) after nonlinear iteration 23: 0.000139886

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 12+0 iterations.
      Newton system information: Norm of the rhs: 6.84708e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000149193
      Relative nonlinear residual (total system) after nonlinear iteration 24: 0.000149193

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 11+0 iterations.
      Newton system information: Norm of the rhs: 6.92319e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000150851
      Relative nonlinear residual (total system) after nonlinear iteration 25: 0.000150851

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 11+0 iterations.
      Newton system information: Norm of the rhs: 7.41109e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000161482
      Relative nonlinear residual (total system) after nonlinear iteration 26: 0.000161482

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 9+0 iterations.
      Newton system information: Norm of the rhs: 7.68073e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000167357
      Relative nonlinear residual (total system) after nonlinear iteration 27: 0.000167357

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 8+0 iterations.
      Newton system information: Norm of the rhs: 8.1053e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000176608
      Relative nonlinear residual (total system) after nonlinear iteration 28: 0.000176608

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 8+0 iterations.
      Newton system information: Norm of the rhs: 8.61917e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000187805
      Relative nonlinear residual (total system) after nonlinear iteration 29: 0.000187805

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 8+0 iterations.
      Newton system information: Norm of the rhs: 8.57752e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000186898
      Relative nonlinear residual (total system) after nonlinear iteration 30: 0.000186898


WARNING: The nonlinear solver in the current timestep failed to converge.
Acting according to the parameter 'Nonlinear solver failure strategy'...
Continuing to the next timestep even though solution is not fully converged.
   Postprocessing:
     RMS, max velocity:                  2.84e-08 m/s, 6.97e-08 m/s
     Pressure min/avg/max:               -6.981e+08 Pa, 5.424e+08 Pa, 1.472e+09 Pa
     Mass fluxes through boundary parts: 0 kg/s, 0 kg/s, -0.8139 kg/s, 0.8139 kg/s

*** Timestep 2:  t=2 seconds, dt=1 seconds
   Skipping temperature solve because RHS is zero.
   Initial Newton Stokes residual = 4.58943e+16, v = 4.58943e+16, p = 2.2194e+13

   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 38+0 iterations.
      Newton system information: Norm of the rhs: 1.44637e+13
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000315151
      Relative nonlinear residual (total system) after nonlinear iteration 1: 0.000315151

   Skipping temperature solve because RHS is zero.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 43+0 iterations.
      Newton system information: Norm of the rhs: 4.53902e+11, Derivative scaling factor: 0
      Relative nonlinear residuals (temperature, Stokes system): 0, 9.89015e-06
      Relative nonlinear residual (total system) after nonlinear iteration 2: 9.89015e-06

   Skipping temperature solve because RHS is zero.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 48+0 iterations.
      Newton system information: Norm of the rhs: 2.49904e+11, Derivative scaling factor: 0
      Relative nonlinear residuals (temperature, Stokes system): 0, 5.4452e-06
      Relative nonlinear residual (total system) after nonlinear iteration 3: 5.4452e-06

   Skipping temperature solve because RHS is zero.
   Switching from defect correction form of Picard to the Newton solver scheme.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 17+0 iterations.
      Newton system information: Norm of the rhs: 4.2554e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 9.27216e-06
      Relative nonlinear residual (total system) after nonlinear iteration 4: 9.27216e-06

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 13+0 iterations.
      Newton system information: Norm of the rhs: 4.36662e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 9.51452e-06
      Relative nonlinear residual (total system) after nonlinear iteration 5: 9.51452e-06

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 12+0 iterations.
      Newton system information: Norm of the rhs: 4.9104e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 1.06994e-05
      Relative nonlinear residual (total system) after nonlinear iteration 6: 1.06994e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 10+0 iterations.
      Newton system information: Norm of the rhs: 4.5181e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 9.84456e-06
      Relative nonlinear residual (total system) after nonlinear iteration 7: 9.84456e-06

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 11+0 iterations.
      Newton system information: Norm of the rhs: 6.18894e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 1.34852e-05
      Relative nonlinear residual (total system) after nonlinear iteration 8: 1.34852e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 9+0 iterations.
      Newton system information: Norm of the rhs: 6.32118e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 1.37733e-05
      Relative nonlinear residual (total system) after nonlinear iteration 9: 1.37733e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 11+0 iterations.
      Newton system information: Norm of the rhs: 8.42757e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 1.8363e-05
      Relative nonlinear residual (total system) after nonlinear iteration 10: 1.8363e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 11+0 iterations.
      Newton system information: Norm of the rhs: 9.67152e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 2.10735e-05
      Relative nonlinear residual (total system) after nonlinear iteration 11: 2.10735e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 12+0 iterations.
      Newton system information: Norm of the rhs: 1.21388e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 2.64493e-05
      Relative nonlinear residual (total system) after nonlinear iteration 12: 2.64493e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 11+0 iterations.
      Newton system information: Norm of the rhs: 1.46052e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 3.18235e-05
      Relative nonlinear residual (total system) after nonlinear iteration 13: 3.18235e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 13+0 iterations.
      Newton system information: Norm of the rhs: 1.854e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 4.03971e-05
      Relative nonlinear residual (total system) after nonlinear iteration 14: 4.03971e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 14+0 iterations.
      Newton system information: Norm of the rhs: 2.2094e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 4.8141e-05
      Relative nonlinear residual (total system) after nonlinear iteration 15: 4.8141e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 14+0 iterations.
      Newton system information: Norm of the rhs: 2.7321e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 5.95303e-05
      Relative nonlinear residual (total system) after nonlinear iteration 16: 5.95303e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 13+0 iterations.
      Newton system information: Norm of the rhs: 3.36776e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 7.33808e-05
      Relative nonlinear residual (total system) after nonlinear iteration 17: 7.33808e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 15+0 iterations.
      Newton system information: Norm of the rhs: 4.17529e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 9.09762e-05
      Relative nonlinear residual (total system) after nonlinear iteration 18: 9.09762e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 11+0 iterations.
      Newton system information: Norm of the rhs: 4.25135e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 9.26335e-05
      Relative nonlinear residual (total system) after nonlinear iteration 19: 9.26335e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 10+0 iterations.
      Newton system information: Norm of the rhs: 5.26559e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000114733
      Relative nonlinear residual (total system) after nonlinear iteration 20: 0.000114733

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 10+0 iterations.
      Newton system information: Norm of the rhs: 5.33894e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000116331
      Relative nonlinear residual (total system) after nonlinear iteration 21: 0.000116331

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 11+0 iterations.
      Newton system information: Norm of the rhs: 6.2025e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000135147
      Relative nonlinear residual (total system) after nonlinear iteration 22: 0.000135147

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 12+0 iterations.
      Newton system information: Norm of the rhs: 6.25636e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000136321
      Relative nonlinear residual (total system) after nonlinear iteration 23: 0.000136321

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 10+0 iterations.
      Newton system information: Norm of the rhs: 6.45667e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000140686
      Relative nonlinear residual (total system) after nonlinear iteration 24: 0.000140686

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 9+0 iterations.
      Newton system information: Norm of the rhs: 7.01648e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000152883
      Relative nonlinear residual (total system) after nonlinear iteration 25: 0.000152883

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 8+0 iterations.
      Newton system information: Norm of the rhs: 6.91382e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000150646
      Relative nonlinear residual (total system) after nonlinear iteration 26: 0.000150646

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 8+0 iterations.
      Newton system information: Norm of the rhs: 7.34483e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000160038
      Relative nonlinear residual (total system) after nonlinear iteration 27: 0.000160038

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 8+0 iterations.
      Newton system information: Norm of the rhs: 7.75492e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000168973
      Relative nonlinear residual (total system) after nonlinear iteration 28: 0.000168973

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 8+0 iterations.
      Newton system information: Norm of the rhs: 7.88554e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000171819
      Relative nonlinear residual (total system) after nonlinear iteration 29: 0.000171819

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 8+0 iterations.
      Newton system information: Norm of the rhs: 8.29941e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000180837
      Relative nonlinear residual (total system) after nonlinear iteration 30: 0.000180837


WARNING: The nonlinear solver in the current timestep failed to converge.
Acting according to the parameter 'Nonlinear solver failure strategy'...
Continuing to the next timestep even though solution is not fully converged.
   Postprocessing:
     RMS, max velocity:                  2.82e-08 m/s, 7.68e-08 m/s
     Pressure min/avg/max:               -5.128e+08 Pa, 4.986e+08 Pa, 1.415e+09 Pa
     Mass fluxes through boundary parts: 0 kg/s, 0 kg/s, -0.8139 kg/s, 0.8139 kg/s
     Writing graphical output:           output-nonlinear_channel_flow_velocities_Newton_Stokes_no_line_search/solution/solution-00001

*** Timestep 3:  t=3 seconds, dt=1 seconds
   Skipping temperature solve because RHS is zero.
   Initial Newton Stokes residual = 4.58939e+16, v = 4.58939e+16, p = 2.26818e+13

   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 36+0 iterations.
      Newton system information: Norm of the rhs: 1.51019e+13
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000329061
      Relative nonlinear residual (total system) after nonlinear iteration 1: 0.000329061

   Skipping temperature solve because RHS is zero.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 41+0 iterations.
      Newton system information: Norm of the rhs: 3.59948e+11, Derivative scaling factor: 0
      Relative nonlinear residuals (temperature, Stokes system): 0, 7.84305e-06
      Relative nonlinear residual (total system) after nonlinear iteration 2: 7.84305e-06

   Skipping temperature solve because RHS is zero.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 45+0 iterations.
      Newton system information: Norm of the rhs: 1.97495e+11, Derivative scaling factor: 0
      Relative nonlinear residuals (temperature, Stokes system): 0, 4.30329e-06
      Relative nonlinear residual (total system) after nonlinear iteration 3: 4.30329e-06

   Skipping temperature solve because RHS is zero.
   Switching from defect correction form of Picard to the Newton solver scheme.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 16+0 iterations.
      Newton system information: Norm of the rhs: 3.79281e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 8.2643e-06
      Relative nonlinear residual (total system) after nonlinear iteration 4: 8.2643e-06

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 13+0 iterations.
      Newton system information: Norm of the rhs: 3.70924e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 8.08222e-06
      Relative nonlinear residual (total system) after nonlinear iteration 5: 8.08222e-06

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 12+0 iterations.
      Newton system information: Norm of the rhs: 4.56815e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 9.95372e-06
      Relative nonlinear residual (total system) after nonlinear iteration 6: 9.95372e-06

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 12+0 iterations.
      Newton system information: Norm of the rhs: 3.9145e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 8.52947e-06
      Relative nonlinear residual (total system) after nonlinear iteration 7: 8.52947e-06

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 13+0 iterations.
      Newton system information: Norm of the rhs: 6.30737e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 1.37434e-05
      Relative nonlinear residual (total system) after nonlinear iteration 8: 1.37434e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 13+0 iterations.
      Newton system information: Norm of the rhs: 5.97405e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 1.30171e-05
      Relative nonlinear residual (total system) after nonlinear iteration 9: 1.30171e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 16+0 iterations.
      Newton system information: Norm of the rhs: 9.20583e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 2.0059e-05
      Relative nonlinear residual (total system) after nonlinear iteration 10: 2.0059e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 16+0 iterations.
      Newton system information: Norm of the rhs: 1.12881e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 2.45961e-05
      Relative nonlinear residual (total system) after nonlinear iteration 11: 2.45961e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 16+0 iterations.
      Newton system information: Norm of the rhs: 1.42399e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 3.10278e-05
      Relative nonlinear residual (total system) after nonlinear iteration 12: 3.10278e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 15+0 iterations.
      Newton system information: Norm of the rhs: 1.72493e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 3.75852e-05
      Relative nonlinear residual (total system) after nonlinear iteration 13: 3.75852e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 23+0 iterations.
      Newton system information: Norm of the rhs: 2.14855e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 4.68155e-05
      Relative nonlinear residual (total system) after nonlinear iteration 14: 4.68155e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 21+0 iterations.
      Newton system information: Norm of the rhs: 2.63387e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 5.73905e-05
      Relative nonlinear residual (total system) after nonlinear iteration 15: 5.73905e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 20+0 iterations.
      Newton system information: Norm of the rhs: 3.35734e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 7.31543e-05
      Relative nonlinear residual (total system) after nonlinear iteration 16: 7.31543e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 16+0 iterations.
      Newton system information: Norm of the rhs: 3.77715e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 8.23019e-05
      Relative nonlinear residual (total system) after nonlinear iteration 17: 8.23019e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 12+0 iterations.
      Newton system information: Norm of the rhs: 3.88809e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 8.47191e-05
      Relative nonlinear residual (total system) after nonlinear iteration 18: 8.47191e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 13+0 iterations.
      Newton system information: Norm of the rhs: 4.91233e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000107037
      Relative nonlinear residual (total system) after nonlinear iteration 19: 0.000107037

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 10+0 iterations.
      Newton system information: Norm of the rhs: 4.90371e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000106849
      Relative nonlinear residual (total system) after nonlinear iteration 20: 0.000106849

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 9+0 iterations.
      Newton system information: Norm of the rhs: 5.60975e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000122233
      Relative nonlinear residual (total system) after nonlinear iteration 21: 0.000122233

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 10+0 iterations.
      Newton system information: Norm of the rhs: 6.03751e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000131554
      Relative nonlinear residual (total system) after nonlinear iteration 22: 0.000131554

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 9+0 iterations.
      Newton system information: Norm of the rhs: 6.42654e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.00014003
      Relative nonlinear residual (total system) after nonlinear iteration 23: 0.00014003

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 11+0 iterations.
      Newton system information: Norm of the rhs: 6.93384e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000151084
      Relative nonlinear residual (total system) after nonlinear iteration 24: 0.000151084

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 11+0 iterations.
      Newton system information: Norm of the rhs: 7.17423e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000156322
      Relative nonlinear residual (total system) after nonlinear iteration 25: 0.000156322

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 9+0 iterations.
      Newton system information: Norm of the rhs: 7.53294e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000164138
      Relative nonlinear residual (total system) after nonlinear iteration 26: 0.000164138

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 9+0 iterations.
      Newton system information: Norm of the rhs: 7.94786e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000173179
      Relative nonlinear residual (total system) after nonlinear iteration 27: 0.000173179

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 8+0 iterations.
      Newton system information: Norm of the rhs: 8.15983e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000177798
      Relative nonlinear residual (total system) after nonlinear iteration 28: 0.000177798

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 8+0 iterations.
      Newton system information: Norm of the rhs: 8.64102e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000188283
      Relative nonlinear residual (total system) after nonlinear iteration 29: 0.000188283

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 8+0 iterations.
      Newton system information: Norm of the rhs: 8.86955e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000193262
      Relative nonlinear residual (total system) after nonlinear iteration 30: 0.000193262


WARNING: The nonlinear solver in the current timestep failed to converge.
Acting according to the parameter 'Nonlinear solver failure strategy'...
Continuing to the next timestep even though solution is not fully converged.
   Postprocessing:
     RMS, max velocity:                  2.94e-08 m/s, 9.47e-08 m/s
     Pressure min/avg/max:               -6.693e+08 Pa, 5.353e+08 Pa, 1.393e+09 Pa
     Mass fluxes through boundary parts: 0 kg/s, 0 kg/s, -0.8139 kg/s, 0.8139 kg/s

*** Timestep 4:  t=4 seconds, dt=1 seconds
   Skipping temperature solve because RHS is zero.
   Initial Newton Stokes residual = 4.58943e+16, v = 4.58943e+16, p = 2.08235e+13

   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 37+0 iterations.
      Newton system information: Norm of the rhs: 1.52102e+13
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000331419
      Relative nonlinear residual (total system) after nonlinear iteration 1: 0.000331419

   Skipping temperature solve because RHS is zero.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 41+0 iterations.
      Newton system information: Norm of the rhs: 4.29016e+11, Derivative scaling factor: 0
      Relative nonlinear residuals (temperature, Stokes system): 0, 9.34792e-06
      Relative nonlinear residual (total system) after nonlinear iteration 2: 9.34792e-06

   Skipping temperature solve because RHS is zero.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 43+0 iterations.
      Newton system information: Norm of the rhs: 2.32735e+11, Derivative scaling factor: 0
      Relative nonlinear residuals (temperature, Stokes system): 0, 5.07111e-06
      Relative nonlinear residual (total system) after nonlinear iteration 3: 5.07111e-06

   Skipping temperature solve because RHS is zero.
   Switching from defect correction form of Picard to the Newton solver scheme.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 15+0 iterations.
      Newton system information: Norm of the rhs: 4.18195e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 9.11213e-06
      Relative nonlinear residual (total system) after nonlinear iteration 4: 9.11213e-06

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 13+0 iterations.
      Newton system information: Norm of the rhs: 4.20542e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 9.16326e-06
      Relative nonlinear residual (total system) after nonlinear iteration 5: 9.16326e-06

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 12+0 iterations.
      Newton system information: Norm of the rhs: 4.92696e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 1.07354e-05
      Relative nonlinear residual (total system) after nonlinear iteration 6: 1.07354e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 12+0 iterations.
      Newton system information: Norm of the rhs: 4.56141e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 9.93895e-06
      Relative nonlinear residual (total system) after nonlinear iteration 7: 9.93895e-06

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 12+0 iterations.
      Newton system information: Norm of the rhs: 6.17291e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 1.34503e-05
      Relative nonlinear residual (total system) after nonlinear iteration 8: 1.34503e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 11+0 iterations.
      Newton system information: Norm of the rhs: 6.197e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 1.35028e-05
      Relative nonlinear residual (total system) after nonlinear iteration 9: 1.35028e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 12+0 iterations.
      Newton system information: Norm of the rhs: 8.79464e+11, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 1.91628e-05
      Relative nonlinear residual (total system) after nonlinear iteration 10: 1.91628e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 11+0 iterations.
      Newton system information: Norm of the rhs: 1.03508e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 2.25536e-05
      Relative nonlinear residual (total system) after nonlinear iteration 11: 2.25536e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 13+0 iterations.
      Newton system information: Norm of the rhs: 1.31994e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 2.87605e-05
      Relative nonlinear residual (total system) after nonlinear iteration 12: 2.87605e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 12+0 iterations.
      Newton system information: Norm of the rhs: 1.58948e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 3.46335e-05
      Relative nonlinear residual (total system) after nonlinear iteration 13: 3.46335e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 14+0 iterations.
      Newton system information: Norm of the rhs: 1.99722e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 4.35178e-05
      Relative nonlinear residual (total system) after nonlinear iteration 14: 4.35178e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 14+0 iterations.
      Newton system information: Norm of the rhs: 2.43991e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 5.31637e-05
      Relative nonlinear residual (total system) after nonlinear iteration 15: 5.31637e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 16+0 iterations.
      Newton system information: Norm of the rhs: 3.03051e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 6.60323e-05
      Relative nonlinear residual (total system) after nonlinear iteration 16: 6.60323e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 14+0 iterations.
      Newton system information: Norm of the rhs: 3.99481e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 8.70437e-05
      Relative nonlinear residual (total system) after nonlinear iteration 17: 8.70437e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 12+0 iterations.
      Newton system information: Norm of the rhs: 3.92561e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 8.55358e-05
      Relative nonlinear residual (total system) after nonlinear iteration 18: 8.55358e-05

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 11+0 iterations.
      Newton system information: Norm of the rhs: 4.83366e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000105321
      Relative nonlinear residual (total system) after nonlinear iteration 19: 0.000105321

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 10+0 iterations.
      Newton system information: Norm of the rhs: 5.08473e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000110792
      Relative nonlinear residual (total system) after nonlinear iteration 20: 0.000110792

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 10+0 iterations.
      Newton system information: Norm of the rhs: 5.85066e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000127481
      Relative nonlinear residual (total system) after nonlinear iteration 21: 0.000127481

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 10+0 iterations.
      Newton system information: Norm of the rhs: 5.83411e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000127121
      Relative nonlinear residual (total system) after nonlinear iteration 22: 0.000127121

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 11+0 iterations.
      Newton system information: Norm of the rhs: 6.46751e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000140922
      Relative nonlinear residual (total system) after nonlinear iteration 23: 0.000140922

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 9+0 iterations.
      Newton system information: Norm of the rhs: 6.49373e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000141493
      Relative nonlinear residual (total system) after nonlinear iteration 24: 0.000141493

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 11+0 iterations.
      Newton system information: Norm of the rhs: 6.95597e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000151565
      Relative nonlinear residual (total system) after nonlinear iteration 25: 0.000151565

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 10+0 iterations.
      Newton system information: Norm of the rhs: 7.05358e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000153692
      Relative nonlinear residual (total system) after nonlinear iteration 26: 0.000153692

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 9+0 iterations.
      Newton system information: Norm of the rhs: 7.45757e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000162494
      Relative nonlinear residual (total system) after nonlinear iteration 27: 0.000162494

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 9+0 iterations.
      Newton system information: Norm of the rhs: 7.70627e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000167913
      Relative nonlinear residual (total system) after nonlinear iteration 28: 0.000167913

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 10+0 iterations.
      Newton system information: Norm of the rhs: 8.51026e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000185432
      Relative nonlinear residual (total system) after nonlinear iteration 29: 0.000185432

   Skipping temperature solve because RHS is zero.
   The linear solver tolerance is set to 0.1. Stabilization Preconditioner is SPD and A block is SPD.
   Rebuilding Stokes preconditioner...
   Solving Stokes system (AMG)... 7+0 iterations.
      Newton system information: Norm of the rhs: 8.38707e+12, Derivative scaling factor: 1
      Relative nonlinear residuals (temperature, Stokes system): 0, 0.000182747
      Relative nonlinear residual (total system) after nonlinear iteration 30: 0.000182747


WARNING: The nonlinear solver in the current timestep failed to converge.
Acting according to the parameter 'Nonlinear solver failure strategy'...
Continuing to the next timestep even though solution is not fully converged.
   Postprocessing:
     RMS, max velocity:                  2.78e-08 m/s, 6.33e-08 m/s
     Pressure min/avg/max:               -5.653e+08 Pa, 5.169e+08 Pa, 1.543e+09 Pa
     Mass fluxes through boundary parts: 0 kg/s, 0 kg/s, -0.8139 kg/s, 0.8139 kg/s
     Writing graphical output:           output-nonlinear_channel_flow_velocities_Newton_Stokes_no_line_search/solution/solution-00002

Termination requested by criterion: end time




WARNING: During this computation 5 nonlinear solver failures occurred!
