What version of rules_go are you using?

v0.35

What version of gazelle are you using?

https://github.com/bazelbuild/bazel-gazelle/archive/6d3fa1c9c7617d52c4a93f280685cde7a8206b07.zip

What version of Bazel are you using?

Build label: 6.0.0-pre.20220922.1

Does this issue reproduce with the latest releases of all the above?

What operating system and processor architecture are you using?

Any other potentially useful information about your toolchain?

What did you do?

bazel coverage --@io_bazel_rules_go//go/config:cover_format=lcov --instrumentation_filter=^// --combined_report=lcov 

What did you expect to see?

See bazel-out/_coverage/_coverage_report.dat being populated

What did you see instead?

bazel-out/_coverage/_coverage_report.dat is empty