There is some breakage right now on the debug assert build. I think that is what you are hitting.
You can see this here: https://ci.swift.org/job/oss-swift_tools-RA_stdlib-DA_test-simulator <https://ci.swift.org/job/oss-swift_tools-RA_stdlib-DA_test-simulator> If it is the same test failures as you are seeing, I would assume that is the issue. Michael > On Mar 12, 2017, at 5:59 AM, Brian King via swift-dev <swift-dev@swift.org> > wrote: > > Hey Folks, > I'm a bit stumped with some unit test failures that only occur on my machine, > and was hoping someone had some clues. They occur with fresh checkouts of all > of the repositories, and I'm running the latest Xcode beta on 10.12.3. Swift > builds fine, but when I run the tests with the default `utils/build-script > --test`, there are a bunch of failures with the tests explicitly unwrapping > and crashing, as well as a few crashes calling _swift_release_dealloc from > inside of `===`. > > Any idea what the problem could be? I'm not sure how I could break something > so specific without any local changes. > > Here's some log output: > https://gist.github.com/KingOfBrian/ea74d12015a58b05ab1f130f88ac144b > <https://gist.github.com/KingOfBrian/ea74d12015a58b05ab1f130f88ac144b> > Any help would be great. Not being able to trust my unit tests locally has > been a bit un-nerving! > > Brian King > > _______________________________________________ > swift-dev mailing list > swift-dev@swift.org > https://lists.swift.org/mailman/listinfo/swift-dev
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