mu 1e+06, steps 512, ftime 0.5

 ode solution
Vec Object: 1 MPI process
  type: seq
1.59677
-1.03039

 forward sensitivity: d[y(tf) z(tf)]/d[y0 z0 mu]
Mat Object: 1 MPI process
  type: seqdense
1.5455887737005489e+00 8.2964526164656577e-08 -2.1313140253978350e-13
1.8662857233939536e+00 7.5288629604219237e-01 -1.2048891982961686e-12