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[SR-5871] TestThread.test_threadStart failing sporadically on Ubuntu 14.04 #3808

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benlangmuir opened this issue Sep 11, 2017 · 4 comments
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[SR-5871] TestThread.test_threadStart failing sporadically on Ubuntu 14.04 #3808

benlangmuir opened this issue Sep 11, 2017 · 4 comments
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@spevans
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@benlangmuir
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Previous ID SR-5871
Radar None
Original Reporter @benlangmuir
Type Bug
Status Resolved
Resolution Done
Additional Detail from JIRA
Votes 0
Component/s Foundation
Labels Bug
Assignee @spevans
Priority Medium

md5: 1ee445eb3c060aa4fbdf7b029d449857

Issue Description:

https://ci.swift.org/job/oss-swift-package-linux-ubuntu-14_04/252/
https://ci.swift.org/job/oss-swift-package-linux-ubuntu-14_04/245/

Test Case 'TestThread.test_threadStart' started at 2017-09-11 17:19:22.962
TestFoundation/TestThread.swift:54: error: TestThread.test_threadStart : XCTAssertTrue failed - NSCondition wait timed out
Test Case 'TestThread.test_threadStart' failed (10.0 seconds)

Has failed twice recently on 14.04.
@belkadan
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cc @phausler

@benlangmuir
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Similar failure for test_mainThread in https://ci.swift.org/job/oss-swift-incremental-RA-linux-ubuntu-14_04/507/

@spevans
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spevans commented Sep 14, 2017

#1218

Ive seen this issue occur sparodically under Xcode as well. I think the parent just needs to get the NSCondition lock before creating the thread else the thread could broadcast before the parent has waited on it.

@spevans
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spevans commented Sep 26, 2017

Should be fixed now, reopen if its seen again on the CI servers

@swift-ci swift-ci transferred this issue from apple/swift-issues Apr 25, 2022
@shahmishal shahmishal transferred this issue from apple/swift May 5, 2022
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@belkadan @spevans @benlangmuir