TAGS=
GOFLAGS=-parallel=4

# Don't forget to check out a clean suitable branch and experiment with the
# stress invocation until the desired results present themselves. For example,
# using stress instead of stressrace and passing the '-p' stressflag which
# controls concurrency.
./scripts/gceworker.sh start && ./scripts/gceworker.sh mosh
cd ~/go/src/github.com/cockroachdb/cockroach && \
stdbuf -oL -eL \
make stressrace TESTS=TestMergeJoiner PKG=github.com/cockroachdb/cockroach/pkg/sql/colexec TESTTIMEOUT=5m STRESSFLAGS='-maxtime 20m -timeout 10m' 2>&1 | tee /tmp/stress.log

panic: runtime error: slice bounds out of range [recovered]
	panic: runtime error: slice bounds out of range

goroutine 3527 [running]:
testing.tRunner.func1(0xc000598200)
	/usr/local/go/src/testing/testing.go:830 +0x392
panic(0x1eef680, 0x3b989a0)
	/usr/local/go/src/runtime/panic.go:522 +0x1b5
github.com/cockroachdb/cockroach/pkg/col/coldata.(*Bytes).Get(...)
	/go/src/github.com/cockroachdb/cockroach/pkg/col/coldata/bytes.go:96
github.com/cockroachdb/cockroach/pkg/col/coldata.(*memColumn).Append(0xc000d2db40, 0x1, 0x271c080, 0xc000d2d980, 0xc000436800, 0x400, 0x400, 0x0, 0x1, 0x2)
	/go/src/github.com/cockroachdb/cockroach/pkg/col/coldata/vec.eg.go:56 +0x2230
github.com/cockroachdb/cockroach/pkg/sql/colexec.(*Allocator).Append.func1()
	/go/src/github.com/cockroachdb/cockroach/pkg/sql/colexec/allocator.go:118 +0xa6
github.com/cockroachdb/cockroach/pkg/sql/colexec.(*Allocator).performOperation(0xc00040da40, 0xc000977600, 0x1, 0x1, 0xc000977610)
	/go/src/github.com/cockroachdb/cockroach/pkg/sql/colexec/allocator.go:96 +0xfd
github.com/cockroachdb/cockroach/pkg/sql/colexec.(*Allocator).Append(0xc00040da40, 0x271c080, 0xc000d2db40, 0x1, 0x271c080, 0xc000d2d980, 0xc000436800, 0x400, 0x400, 0x0, ...)
	/go/src/github.com/cockroachdb/cockroach/pkg/sql/colexec/allocator.go:118 +0xfe
github.com/cockroachdb/cockroach/pkg/sql/colexec.(*mergeJoinBase).appendToBufferedGroup(0xc000e3c000, 0xc000e3c028, 0x2706540, 0xc000d2d8c0, 0xc000436800, 0x400, 0x400, 0x1, 0x1)
	/go/src/github.com/cockroachdb/cockroach/pkg/sql/colexec/mergejoiner.go:421 +0x231
github.com/cockroachdb/cockroach/pkg/sql/colexec.(*mergeJoinFullOuterOp).probeBodyLSeltrueRSeltrue(0xc000e3c000, 0x26d5b00, 0xc000052108)
	/go/src/github.com/cockroachdb/cockroach/pkg/sql/colexec/mergejoiner_fullouter.eg.go:7985 +0x1a9c5
github.com/cockroachdb/cockroach/pkg/sql/colexec.(*mergeJoinFullOuterOp).probe(0xc000e3c000, 0x26d5b00, 0xc000052108)
	/go/src/github.com/cockroachdb/cockroach/pkg/sql/colexec/mergejoiner_fullouter.eg.go:38833 +0x1aa
github.com/cockroachdb/cockroach/pkg/sql/colexec.(*mergeJoinFullOuterOp).Next(0xc000e3c000, 0x26d5b00, 0xc000052108, 0x207c420, 0xc000d18101)
	/go/src/github.com/cockroachdb/cockroach/pkg/sql/colexec/mergejoiner_fullouter.eg.go:39025 +0x2f4
github.com/cockroachdb/cockroach/pkg/sql/colexec.(*opTestOutput).next(0xc000d2d700, 0x26d5b00, 0xc000052108, 0xc000834000, 0xc000d181b0, 0x2706540)
	/go/src/github.com/cockroachdb/cockroach/pkg/sql/colexec/utils_test.go:765 +0xbb
github.com/cockroachdb/cockroach/pkg/sql/colexec.(*opTestOutput).VerifyAnyOrder(0xc000d2d700, 0x1000, 0x1000)
	/go/src/github.com/cockroachdb/cockroach/pkg/sql/colexec/utils_test.go:802 +0x78
github.com/cockroachdb/cockroach/pkg/sql/colexec.TestMergeJoiner.func1(0xc000d2d700, 0xc000d2d700, 0x2)
	/go/src/github.com/cockroachdb/cockroach/pkg/sql/colexec/mergejoiner_test.go:1634 +0xcd
github.com/cockroachdb/cockroach/pkg/sql/colexec.runTestsWithoutAllNullsInjection.func1(0xc000598200, 0xc00040da20, 0x2, 0x2)
	/go/src/github.com/cockroachdb/cockroach/pkg/sql/colexec/utils_test.go:211 +0x174
github.com/cockroachdb/cockroach/pkg/sql/colexec.runTestsWithFn.func1(0xc000598200)
	/go/src/github.com/cockroachdb/cockroach/pkg/sql/colexec/utils_test.go:347 +0x298
testing.tRunner(0xc000598200, 0xc0004c6d20)
	/usr/local/go/src/testing/testing.go:865 +0xc0
created by testing.(*T).Run
	/usr/local/go/src/testing/testing.go:916 +0x35a

goroutine 1 [chan receive]:
testing.(*T).Run(0xc0001f2a00, 0x2156ebc, 0xf, 0x220ae70, 0x4c4701)
	/usr/local/go/src/testing/testing.go:917 +0x381
testing.runTests.func1(0xc0005aa300)
	/usr/local/go/src/testing/testing.go:1157 +0x78
testing.tRunner(0xc0005aa300, 0xc0006a5dc8)
	/usr/local/go/src/testing/testing.go:865 +0xc0
testing.runTests(0xc0002ed020, 0x3bba220, 0x5f, 0x5f, 0x0)
	/usr/local/go/src/testing/testing.go:1155 +0x2a9
testing.(*M).Run(0xc0004cd400, 0x0)
	/usr/local/go/src/testing/testing.go:1072 +0x162
github.com/cockroachdb/cockroach/pkg/sql/colexec.TestMain.func1(0xc0004cd400, 0x0)
	/go/src/github.com/cockroachdb/cockroach/pkg/sql/colexec/main_test.go:46 +0x1b4
github.com/cockroachdb/cockroach/pkg/sql/colexec.TestMain(0xc0004cd400)