Below assertion failure was encountered while running test_bug018.py as part of unit test on kodkod-aws. The error output indicates the openning of the 2nd table failed and the string pattern captured is unexpected - the expected pattern is "unable to read root page".
http://build.wiredtiger.com:8080/job/wiredtiger-test-unit/8136/
FAIL: test_bug018.test_bug018.test_bug018 (subunit.RemotedTestCase) test_bug018.test_bug018.test_bug018 ---------------------------------------------------------------------- _StringException: Traceback (most recent call last): File "/mnt/data0/jenkins/workspace/wiredtiger-test-unit/test/suite/test_bug018.py", line 116, in test_bug018 self.captureerr.checkAdditionalPattern(self, 'unable to read root page') File "/mnt/data0/jenkins/workspace/wiredtiger-test-unit/test/suite/wttest.py", line 136, in checkAdditionalPattern gotstr + '"') File "/usr/lib/python2.7/unittest/case.py", line 410, in fail raise self.failureException(msg) AssertionError: in error output, expected pattern "unable to read root page", but got "[1561527970:385671][25006:0x7fe81a544740], test_bug018.test_bug018.test_bug018, file:bug018.02.wt, WT_SESSION.open_cursor: __posix_file_read, 447: SUBPROCESS/test_bug018.0/bug018.02.wt: handle-read: pread: failed to read 4096 bytes at offset 16384: WT_ERROR: non-specific WiredTiger error "