Now I get this:
| /usr/bin/make check-TESTS
| make[4]: Entering directory `/build/opengrm-ngram-6ZveSN/opengrm-ngram-1.0.3/src/test'
| PASS: ngramprint_test.sh
| PASS: ngramcount_test.sh
| PASS: ngrammake_test.sh
| PASS: ngrammerge_test.sh
| PASS: ngramshrink_test.sh
| PASS: ngraminfo_test.sh
| PASS: ngramperplexity_test.sh
| PASS: ngramsymbols_test.sh
| PASS: ngramrandgen_test.sh
| PASS: ngramapply_test.sh
| Running 9 random trials...
| FATAL: SetFlags: Bad option: --seed=
...
I guess it's because of bashisms in the failing script:
Indeed that was the reason. It is fixed now.