var golang.org/x/tools/internal/gocommand.modConcurrencyError
2 uses
	golang.org/x/tools/internal/gocommand (current package)
		invoke.go#L56: var modConcurrencyError = regexp.MustCompile(`go:.*go.mod.*contents have changed`)
		invoke.go#L101: 	if friendlyErr != nil && modConcurrencyError.MatchString(friendlyErr.Error()) {
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