PBS job detected. Setting extra variables for hydra.
forrtl: severe (174): SIGSEGV, segmentation fault occurred
Image              PC                Routine            Line        Source
libmpi_dbg.so.4    00002B204B0A65E3  Unknown               Unknown  Unknown
libmpi_dbg.so.4    00002B204B0A987E  Unknown               Unknown  Unknown
libmpi_dbg.so.4    00002B204B0A6B6D  Unknown               Unknown  Unknown
libmpi_dbg.so.4    00002B204B0A8BB0  MPID_nem_lmt_shm_         373  mpid_nem_lmt_shm.c
libmpi_dbg.so.4    00002B204B0A2F48  Unknown               Unknown  Unknown
libmpi_dbg.so.4    00002B204AEF89F7  MPIDI_CH3I_Progre         192  ch3_progress.c
libmpi_dbg.so.4    00002B204B16A9AF  PMPI_Send                 152  send.c
libmpigf.so.4      00002B204B49B6F5  Unknown               Unknown  Unknown
a.out              0000000000405F02  MAIN__                     58  largesend.f90
a.out              000000000040324C  Unknown               Unknown  Unknown
libc.so.6          0000003FBC41ECDD  Unknown               Unknown  Unknown
a.out              0000000000403149  Unknown               Unknown  Unknown
APPLICATION TERMINATED WITH THE EXIT STRING: Hangup (signal 1)