ineffassign check not reproducible locally

[tagatac]

https://goreportcard.com/report/github.com/tagatac/bagoup reports

IneffAssign detects ineffectual assignments in Go code.

bagoup/main_test.go
Line 15: warning: no required module provides package github.com/tagatac/bagoup/chatdb/mock_chatdb; to add it: (ineffassign)
Line 17: warning: no required module provides package github.com/tagatac/bagoup/opsys/mock_opsys; to add it: (ineffassign)
Line 15: warning: could not import github.com/tagatac/bagoup/chatdb/mock_chatdb (invalid package name: "") (ineffassign)
Line 17: warning: could not import github.com/tagatac/bagoup/opsys/mock_opsys (invalid package name: "") (ineffassign)

but when I run it locally, I don't get any output:

~/C/bagoup ❯❯❯ ineffassign ./...
~/C/bagoup ❯❯❯ echo $?
0