Dear Firedrakes,

My computations get killed with the following exception:


COFFEE finished in 0.0201869 seconds (flops: 92 -> 92)
COFFEE finished in 0.0305271 seconds (flops: 92 -> 92)
COFFEE finished in 0.0411251 seconds (flops: 92 -> 92)
[1] pyop2:INFO Solving nonlinear variational problem...
[2] pyop2:INFO Solving nonlinear variational problem...
[0] pyop2:INFO Solving nonlinear variational problem...
[3] pyop2:INFO Solving nonlinear variational problem...
[0] pyop2:INFO   Compiling wrapper...
[0] pyop2:INFO   Compiling wrapper...done
[2]PETSC ERROR: ------------------------------------------------------------------------
[2]PETSC ERROR: Caught signal number 15 Terminate: Some process (or the batch system) has told this process to end
[2]PETSC ERROR: Try option -start_in_debugger or -on_error_attach_debugger
[2]PETSC ERROR: or see http://www.mcs.anl.gov/petsc/documentation/faq.html#valgrind
[2]PETSC ERROR: or try http://valgrind.org on GNU/linux and Apple Mac OS X to find memory corruption errors
[2]PETSC ERROR: configure using --with-debugging=yes, recompile, link, and run 
[2]PETSC ERROR: to get more information on the crash.
[0]PETSC ERROR: ------------------------------------------------------------------------
[0]PETSC ERROR: Caught signal number 15 Terminate: Some process (or the batch system) has told this process to end
[0]PETSC ERROR: Try option -start_in_debugger or -on_error_attach_debugger
[0]PETSC ERROR: or see http://www.mcs.anl.gov/petsc/documentation/faq.html#valgrind
[0]PETSC ERROR: or try http://valgrind.org on GNU/linux and Apple Mac OS X to find memory corruption errors
[0]PETSC ERROR: configure using --with-debugging=yes, recompile, link, and run 
[0]PETSC ERROR: to get more information on the crash.
[1]PETSC ERROR: ------------------------------------------------------------------------
[1]PETSC ERROR: Caught signal number 15 Terminate: Some process (or the batch system) has told this process to end
[1]PETSC ERROR: Try option -start_in_debugger or -on_error_attach_debugger
[1]PETSC ERROR: or see http://www.mcs.anl.gov/petsc/documentation/faq.html#valgrind
[1]PETSC ERROR: or try http://valgrind.org on GNU/linux and Apple Mac OS X to find memory corruption errors
[1]PETSC ERROR: configure using --with-debugging=yes, recompile, link, and run 
[1]PETSC ERROR: to get more information on the crash.
--------------------------------------------------------------------------
mpirun noticed that process rank 3 with PID 6682 on node comp-pc3234 exited on signal 9 (Killed).
--------------------------------------------------------------------------

why does this happen/can it be avoided?

Best,
Fryderyk