tool.drcpusim tests failing on latest Travis Mac
Travis upgraded their Mac images and I'm seeing tool.drcpusim tests failing. I'm not sure why it's non-deterministic -- the code path that runs pinsrd is non-deterministically reached??
https://travis-ci.org/DynamoRIO/dynamorio/jobs/308791074
debug-internal-32: 48 tests passed, **** 3 tests failed, but ignoring 0 for i: ****
code_api|tool.drcpusim.simple
code_api|tool.drcpusim.cpuid-Banias
code_api|tool.drcpusim.cpuid-Prescott
<Invalid Merom instruction "pinsrd" @ libsystem_malloc.dylib+0x31b8. Aborting.>
https://travis-ci.org/DynamoRIO/dynamorio/jobs/308800033
debug-internal-32: 50 tests passed, **** 1 tests failed, but ignoring 0 for i: ****
code_api|tool.drcpusim.cpuid-Presler
<Invalid Presler instruction "pinsrd" @ libsystem_malloc.dylib+0x31b8. Aborting.>