[connector/spanmetrics] Test TestConnectorConsumeTracesExpiredMetrics fails intermittently on actuated ARM runners

[crobert-1]

Component(s)

connector/spanmetrics

Describe the issue you're reporting

CI/CD failure link

Failure output:

Running target 'test-with-cover' in module 'connector/spanmetricsconnector' as part of group 'connector'
make --no-print-directory -C connector/spanmetricsconnector test-with-cover
mkdir -p /home/runner/actions-runner/_work/opentelemetry-collector-contrib/opentelemetry-collector-contrib/coverage/unit
/home/runner/actions-runner/_work/opentelemetry-collector-contrib/opentelemetry-collector-contrib/.tools/gotestsum --rerun-fails=1 --packages="./..." -- -race -timeout 300s -parallel 4 --tags="" -cover -covermode=atomic -args -test.gocoverdir="/home/runner/actions-runner/_work/opentelemetry-collector-contrib/opentelemetry-collector-contrib/coverage/unit"
∅  internal/metadata
✖  . (327ms)
✓  internal/cache (1.033s) (coverage: 73.1% of statements)
✓  internal/metrics (1.049s) (coverage: 35.4% of statements)
ERROR rerun aborted because previous run had a suspected panic and some test may not have run

=== Failed
=== FAIL: . TestConnectorConsumeTracesExpiredMetrics (0.01s)
panic: runtime error: index out of range [0] with length 0 [recovered]
	panic: runtime error: index out of range [0] with length 0

goroutine 1091 [running]:
testing.tRunner.func1.2({0xafc560, 0xc00040c090})
	/home/runner/actions-runner/_work/_tool/go/1.21.9/arm64/src/testing/testing.go:1545 +0x2c8
testing.tRunner.func1()
	/home/runner/actions-runner/_work/_tool/go/1.21.9/arm64/src/testing/testing.go:1548 +0x4c4
panic({0xafc560?, 0xc00040c090?})
	/home/runner/actions-runner/_work/_tool/go/1.21.9/arm64/src/runtime/panic.go:920 +0x26c
github.com/open-telemetry/opentelemetry-collector-contrib/connector/spanmetricsconnector.TestConnectorConsumeTracesExpiredMetrics(0xc00040[89](https://github.com/open-telemetry/opentelemetry-collector-contrib/actions/runs/8694589952/job/23843888472#step:9:90)c0)
	/home/runner/actions-runner/_work/opentelemetry-collector-contrib/opentelemetry-collector-contrib/connector/spanmetricsconnector/connector_test.go:1301 +0xcfc
testing.tRunner(0xc0004089c0, 0xbad8a0)
	/home/runner/actions-runner/_work/_tool/go/1.21.9/arm64/src/testing/testing.go:1595 +0x1b4
created by testing.(*T).Run in goroutine 1
	/home/runner/actions-runner/_work/_tool/go/1.21.9/arm64/src/testing/testing.go:1648 +0x5ec

=== FAIL: . TestLoadConfig (unknown)

=== FAIL: . TestConsumeTraces (unknown)

DONE 80 tests, 3 failures in 3.249s
make[2]: *** [../../Makefile.Common:131: test-with-cover] Error 3
make[1]: *** [Makefile:165: connector/spanmetricsconnector] Error 2
make: *** [Makefile:117: gotest-with-cover] Error 2
make[1]: Leaving directory '/home/runner/actions-runner/_work/opentelemetry-collector-contrib/opentelemetry-collector-contrib'

[github-actions]

Pinging code owners:

• connector/spanmetrics: @portertech @Frapschen

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