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December 23, 2020 13:27
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| === RUN TestWaitGroup_Race | |
| ================== | |
| WARNING: DATA RACE | |
| Write at 0x00c000128208 by goroutine 7: | |
| internal/race.Write() | |
| /usr/local/Cellar/[email protected]/1.14.9/libexec/src/internal/race/race.go:41 +0x114 | |
| sync.(*WaitGroup).Wait() | |
| /usr/local/Cellar/[email protected]/1.14.9/libexec/src/sync/waitgroup.go:128 +0x115 | |
| github.com/cortexproject/cortex/pkg/util/concurrency.TestWaitGroup_Race() | |
| /Users/marco/workspace/src/github.com/cortexproject/cortex/pkg/util/concurrency/waitgroup_test.go:19 +0xa6 | |
| testing.tRunner() | |
| /usr/local/Cellar/[email protected]/1.14.9/libexec/src/testing/testing.go:1054 +0x1eb | |
| Previous read at 0x00c000128208 by goroutine 8: | |
| internal/race.Read() | |
| /usr/local/Cellar/[email protected]/1.14.9/libexec/src/internal/race/race.go:37 +0x1e8 | |
| sync.(*WaitGroup).Add() | |
| /usr/local/Cellar/[email protected]/1.14.9/libexec/src/sync/waitgroup.go:71 +0x1fb | |
| github.com/cortexproject/cortex/pkg/util/concurrency.TestWaitGroup_Race.func1() | |
| /Users/marco/workspace/src/github.com/cortexproject/cortex/pkg/util/concurrency/waitgroup_test.go:13 +0x4a | |
| Goroutine 7 (running) created at: | |
| testing.(*T).Run() | |
| /usr/local/Cellar/[email protected]/1.14.9/libexec/src/testing/testing.go:1105 +0x700 | |
| testing.runTests.func1() | |
| /usr/local/Cellar/[email protected]/1.14.9/libexec/src/testing/testing.go:1349 +0xa6 | |
| testing.tRunner() | |
| /usr/local/Cellar/[email protected]/1.14.9/libexec/src/testing/testing.go:1054 +0x1eb | |
| testing.runTests() | |
| /usr/local/Cellar/[email protected]/1.14.9/libexec/src/testing/testing.go:1347 +0x527 | |
| testing.(*M).Run() | |
| /usr/local/Cellar/[email protected]/1.14.9/libexec/src/testing/testing.go:1264 +0x43f | |
| main.main() | |
| _testmain.go:44 +0x223 | |
| Goroutine 8 (running) created at: | |
| github.com/cortexproject/cortex/pkg/util/concurrency.TestWaitGroup_Race() | |
| /Users/marco/workspace/src/github.com/cortexproject/cortex/pkg/util/concurrency/waitgroup_test.go:11 +0x8f | |
| testing.tRunner() | |
| /usr/local/Cellar/[email protected]/1.14.9/libexec/src/testing/testing.go:1054 +0x1eb | |
| ================== | |
| ================== | |
| WARNING: DATA RACE | |
| Read at 0x00c000128208 by goroutine 8: | |
| internal/race.Read() | |
| /usr/local/Cellar/[email protected]/1.14.9/libexec/src/internal/race/race.go:37 +0x1e8 | |
| sync.(*WaitGroup).Add() | |
| /usr/local/Cellar/[email protected]/1.14.9/libexec/src/sync/waitgroup.go:71 +0x1fb | |
| github.com/cortexproject/cortex/pkg/util/concurrency.TestWaitGroup_Race.func1() | |
| /Users/marco/workspace/src/github.com/cortexproject/cortex/pkg/util/concurrency/waitgroup_test.go:13 +0x4a | |
| Previous write at 0x00c000128208 by goroutine 7: | |
| internal/race.Write() | |
| /usr/local/Cellar/[email protected]/1.14.9/libexec/src/internal/race/race.go:41 +0x114 | |
| sync.(*WaitGroup).Wait() | |
| /usr/local/Cellar/[email protected]/1.14.9/libexec/src/sync/waitgroup.go:128 +0x115 | |
| github.com/cortexproject/cortex/pkg/util/concurrency.TestWaitGroup_Race() | |
| /Users/marco/workspace/src/github.com/cortexproject/cortex/pkg/util/concurrency/waitgroup_test.go:19 +0xa6 | |
| testing.tRunner() | |
| /usr/local/Cellar/[email protected]/1.14.9/libexec/src/testing/testing.go:1054 +0x1eb | |
| Goroutine 8 (running) created at: | |
| github.com/cortexproject/cortex/pkg/util/concurrency.TestWaitGroup_Race() | |
| /Users/marco/workspace/src/github.com/cortexproject/cortex/pkg/util/concurrency/waitgroup_test.go:11 +0x8f | |
| testing.tRunner() | |
| /usr/local/Cellar/[email protected]/1.14.9/libexec/src/testing/testing.go:1054 +0x1eb | |
| Goroutine 7 (running) created at: | |
| testing.(*T).Run() | |
| /usr/local/Cellar/[email protected]/1.14.9/libexec/src/testing/testing.go:1105 +0x700 | |
| testing.runTests.func1() | |
| /usr/local/Cellar/[email protected]/1.14.9/libexec/src/testing/testing.go:1349 +0xa6 | |
| testing.tRunner() | |
| /usr/local/Cellar/[email protected]/1.14.9/libexec/src/testing/testing.go:1054 +0x1eb | |
| testing.runTests() | |
| /usr/local/Cellar/[email protected]/1.14.9/libexec/src/testing/testing.go:1347 +0x527 | |
| testing.(*M).Run() | |
| /usr/local/Cellar/[email protected]/1.14.9/libexec/src/testing/testing.go:1264 +0x43f | |
| main.main() | |
| _testmain.go:44 +0x223 | |
| ================== | |
| testing.go:969: race detected during execution of test | |
| --- FAIL: TestWaitGroup_Race (0.00s) | |
| panic: sync: WaitGroup is reused before previous Wait has returned [recovered] | |
| panic: sync: WaitGroup is reused before previous Wait has returned | |
| goroutine 19 [running]: | |
| testing.tRunner.func1.1(0x11dab40, 0x12422e0) | |
| /usr/local/Cellar/[email protected]/1.14.9/libexec/src/testing/testing.go:1003 +0x452 | |
| testing.tRunner.func1(0xc000168120) | |
| /usr/local/Cellar/[email protected]/1.14.9/libexec/src/testing/testing.go:1006 +0x600 | |
| panic(0x11dab40, 0x12422e0) | |
| /usr/local/Cellar/[email protected]/1.14.9/libexec/src/runtime/panic.go:975 +0x3e3 | |
| sync.(*WaitGroup).Wait(0xc000128200) | |
| /usr/local/Cellar/[email protected]/1.14.9/libexec/src/sync/waitgroup.go:132 +0x18d | |
| github.com/cortexproject/cortex/pkg/util/concurrency.TestWaitGroup_Race(0xc000168120) | |
| /Users/marco/workspace/src/github.com/cortexproject/cortex/pkg/util/concurrency/waitgroup_test.go:19 +0xa7 | |
| testing.tRunner(0xc000168120, 0x121bb00) | |
| /usr/local/Cellar/[email protected]/1.14.9/libexec/src/testing/testing.go:1054 +0x1ec | |
| created by testing.(*T).Run | |
| /usr/local/Cellar/[email protected]/1.14.9/libexec/src/testing/testing.go:1105 +0x701 | |
| Process finished with exit code 1 | |
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| func TestWaitGroup_Race(t *testing.T) { | |
| wg := sync.WaitGroup{} | |
| go func() { | |
| for i := 0; i < 10000; i++ { | |
| wg.Add(1) | |
| wg.Done() | |
| } | |
| }() | |
| for i := 0; i < 10000; i++ { | |
| wg.Wait() | |
| } | |
| } |
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