Ergonomic, hermetic, user-friendly software build system for Python, Go, Java, Kotlin, Protobuf, Scala, Shell. Pants lets you fearlessly scale up your codebase!

Pants

Okay, the go conflict looks simple enough - Fsqio buildgen operates over a list of source roots, but  passing those source roots to the go buildgen task is against the rules of that task:
```
23:05:32 00:12     [go]
FAILURE: Can only BUILD gen for a single Go local sources source root, found:
	contrib/go/3rdparty/go
	contrib/go/examples/src/go
	contrib/go/testprojects/src/go
```