x/vuln/cmd/govulncheck: TestCommand/main fail with Go tip since CL 596035

[cherrymui]

x/vuln's longtest builders started to fail consistently since (main repo's) CL 596035

https://ci.chromium.org/ui/p/golang/builders/ci/x_vuln-gotip-linux-amd64-longtest/b8738967372571184001/test-results

cc @golang/vulndb

[gabyhelp]

Related Issues and Documentation

• x/vuln/cmd/govulncheck: TestCommand broken since https://go-review.git.corp.google.com/c/vuln/+/427585 #54827 (closed)
• x/vuln/cmd/govulncheck: TestCommand fails after golang.org/x dependency update #65084 (closed)
• x/vuln: TestStaticCheck consistently failing on `longtest` builders as of CL 538765 #63967 (closed)
• x/vuln/internal/vulncheck/internal/buildinfo: broken at tip #61511 (closed)
• x/vuln/cmd/govulncheck: TestCommand failures with mismatched exit codes and no other output #52410 (closed)

_{(Emoji vote if this was helpful or unhelpful; more detailed feedback welcome in this discussion.)}

[cherrymui]

cc @samthanawalla @matloob

[zpavlinovic]

I've created a CL for this: https://go-review.googlesource.com/c/vuln/+/605855

Just waiting for a review.

[zpavlinovic]

The builders look good now. Closing.