crystal build src/shards.cr -o bin/shards crystal run test/integration/*_test.cr Run options: --seed 43324 --parallel 1 ..F............................................ Finished in 00:00:17.794176406, 0.05619816153237703 runs/s 1) Failure: BuildCommandTest#test_reports_error_when_target_failed_to_compile [test/integration/build_test.cr:66]: Expected FailedCommand but nothing was raised 47 tests, 1 failures, 0 errors, 0 skips make: *** [Makefile:40: test_integration] Error 255 >>> ERROR: shards: check failed