cant install cli in windows

PS C:\Windows\system32> go get github.com/google/slowjam/cmd/slowjam
```
# github.com/google/slowjam/pkg/stackparse
C:\Users\medya\go\src\github.com\google\slowjam\pkg\stackparse\stackparse.go:35:11: undefined: stack.Context
C:\Users\medya\go\src\github.com\google\slowjam\pkg\stackparse\stackparse.go:65:16: undefined: stack.ParseDump
C:\Users\medya\go\src\github.com\google\slowjam\pkg\stackparse\timeline.go:248:11: c.Func.PkgName undefined (type stack.Func has no field or method PkgName)
C:\Users\medya\go\src\github.com\google\slowjam\pkg\stackparse\timeline.go:252:22: cannot call non-function c.Func.IsExported (type bool)
C:\Users\medya\go\src\github.com\google\slowjam\pkg\stackparse\timeline.go:256:6: c.IsStdlib undefined (type stack.Call has no field or method IsStdlib)
C:\Users\medya\go\src\github.com\google\slowjam\pkg\stackparse\timeline.go:256:37: c.SrcPath undefined (type stack.Call has no field or method SrcPath)
PS C:\Windows\system32>

PS C:\Windows\system32> go version
go version go1.14.7 windows/amd
```

also tried go install ...same