Check the log file at '/usr/local/flamenco/instances/ChEFS_-_19-09-06/log.txt' for more details. Here are the last few lines:
7f91521aa000-7f91521ab000 rw-p 00002000 ca:01 662796 /lib64/libutil-2.17.so 7f91521ab000-7f91521ad000 r-xp 00000000 ca:01 662713 /lib64/libdl-2.17.so 7f91521ad000-7f91523ad000 ---p 00002000 ca:01 662713 /lib64/libdl-2.17.so 7f91523ad000-7f91523ae000 r--p 00002000 ca:01 662713 /lib64/libdl-2.17.so 7f91523ae000-7f91523af000 rw-p 00003000 ca:01 662713 /lib64/libdl-2.17.so 7f91523af000-7f91523c6000 r-xp 00000000 ca:01 662782 /lib64/libpthread-2.17.so 7f91523c6000-7f91525c5000 ---p 00017000 ca:01 662782 /lib64/libpthread-2.17.so 7f91525c5000-7f91525c6000 r--p 00016000 ca:01 662782 /lib64/libpthread-2.17.so 7f91525c6000-7f91525c7000 rw-p 00017000 ca:01 662782 /lib64/libpthread-2.17.so 7f91525c7000-7f91525cb000 rw-p 00000000 00:00 0 7f91525cb000-7f915274a000 r-xp 00000000 ca:01 797003 /usr/lib64/libpython2.7.so.1.0 7f915274a000-7f915294a000 ---p 0017f000 ca:01 797003 /usr/lib64/libpython2.7.so.1.0 7f915294a000-7f9152989000 rw-p 0017f000 ca:01 797003 /usr/lib64/libpython2.7.so.1.0 7f9152989000-7f91529aa000 rw-p 00000000 00:00 0 7f91529aa000-7f91529cc000 r-xp 00000000 ca:01 662687 /lib64/ld-2.17.so 7f91529d0000-7f9152ad0000 rw-p 00000000 00:00 0 7f9152b01000-7f9152bc6000 rw-p 00000000 00:00 0 7f9152bc8000-7f9152bcb000 rw-p 00000000 00:00 0 7f9152bcb000-7f9152bcc000 r--p 00021000 ca:01 662687 /lib64/ld-2.17.so 7f9152bcc000-7f9152bcd000 rw-p 00022000 ca:01 662687 /lib64/ld-2.17.so 7f9152bcd000-7f9152bce000 rw-p 00000000 00:00 0 7ffebc2ff000-7ffebc320000 rw-p 00000000 00:00 0 [stack] 7ffebc336000-7ffebc339000 r--p 00000000 00:00 0 [vvar] 7ffebc339000-7ffebc33b000 r-xp 00000000 00:00 0 [vdso] ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 [vsyscall]