[0.0] 0 TS 0.000000 (dt = 0.001000) X 0.000000e+00 0.000000e+00 [0.1] 9 TS 0.109097 (dt = 0.033863) X -1.767090e+00 -2.302659e+00 [0.2] 12 TS 0.216172 (dt = 0.037715) X -1.539539e+00 -2.248191e+00 [0.3] 15 TS 0.328946 (dt = 0.036756) X -1.317536e+00 -2.191679e+00 [0.4] 17 TS 0.401712 (dt = 0.035172) X -1.101300e+00 -2.132851e+00 [0.5] 20 TS 0.504523 (dt = 0.032431) X -8.910767e-01 -2.071367e+00 TS Object: 1 MPI process type: bdf Order=2 maximum time=0.5 total number of I function evaluations=114 total number of I Jacobian evaluations=93 total number of nonlinear solver iterations=93 total number of linear solver iterations=93 total number of nonlinear solve failures=0 total number of rejected steps=0 using relative error tolerance of 1e-06, using absolute error tolerance of 1e-06 TSAdapt Object: 1 MPI process type: dsp safety factor 0.9 extra safety factor after step rejection 1. clip fastest increase 2. clip fastest decrease 0.1 maximum allowed timestep 1e+20 minimum allowed timestep 1e-20 maximum solution absolute value to be ignored -1. filter parameters kBeta=[0.6,-0.2,0.] Alpha=[0.,0.] SNES Object: 1 MPI process type: newtonls maximum iterations=50, maximum function evaluations=10000 tolerances: relative=1e-08, absolute=1e-50, solution=1e-08 total number of linear solver iterations=6 total number of function evaluations=7 norm schedule ALWAYS SNESLineSearch Object: 1 MPI process type: bt interpolation: cubic alpha=1.000000e-04 maxstep=1.000000e+08, minlambda=1.000000e-12 tolerances: relative=1.000000e-08, absolute=1.000000e-15, lambda=1.000000e-08 maximum iterations=40 KSP Object: 1 MPI process type: gmres restart=30, using Classical (unmodified) Gram-Schmidt Orthogonalization with no iterative refinement happy breakdown tolerance 1e-30 maximum iterations=10000, initial guess is zero tolerances: relative=1e-05, absolute=1e-50, divergence=10000. left preconditioning using PRECONDITIONED norm type for convergence test PC Object: 1 MPI process type: ilu out-of-place factorization 0 levels of fill tolerance for zero pivot 2.22045e-14 matrix ordering: natural factor fill ratio given 1., needed 1. Factored matrix follows: Mat Object: 1 MPI process type: seqaij rows=2, cols=2 package used to perform factorization: petsc total: nonzeros=4, allocated nonzeros=4 using I-node routines: found 1 nodes, limit used is 5 linear system matrix = precond matrix: Mat Object: 1 MPI process type: seqaij rows=2, cols=2 total: nonzeros=4, allocated nonzeros=4 total number of mallocs used during MatSetValues calls=0 using I-node routines: found 1 nodes, limit used is 5 steps 20, ftime 0.504523 Vec Object: 1 MPI process type: seq -0.881713 -2.06852