cmd/go: -help and go version are broken when go.mod contains non-standard version #60956
Description
What version of Go are you using (go version)?
$ go version go: downloading go1.22-schrodingers-version-yall (linux/arm64) go: download go1.22-schrodingers-version-yall for linux/arm64: toolchain not available
Does this issue reproduce with the latest release?
See above
What operating system and processor architecture are you using (go env)?
go env Output
$ go env go: downloading go1.22-schrodingers-version-yall (linux/arm64) go: download go1.22-schrodingers-version-yall for linux/arm64: toolchain not available
What did you do?
go mod init foo
sed -i 's/1.21rc2/1.22-schrodingers-version-yall/g' go.mod
go --help
go: downloading go1.22-schrodingers-version-yall (linux/arm64)
go: download go1.22-schrodingers-version-yall for linux/arm64: toolchain not available
go version
go: downloading go1.22-schrodingers-version-yall (linux/arm64)
go: download go1.22-schrodingers-version-yall for linux/arm64: toolchain not available
go --version
go: downloading go1.22-schrodingers-version-yall (linux/arm64)
go: download go1.22-schrodingers-version-yall for linux/arm64: toolchain not available
go mod init foo
sed -i 's/1.21rc2/1.22-schrödingers-version-yall/g' go.mod
go version
go: download go1.22-schrödingers-version-yall: non-semver module version "v0.0.1-go1.22-schrödingers-version-yall.linux-arm64"
go version --help
go: download go1.22-schrödingers-version-yall: non-semver module version "v0.0.1-go1.22-schrödingers-version-yall.linux-arm64"What did you expect to see?
go --help
Go is a tool for managing Go source code.
Usage:
go <command> [arguments]
# (etc)
go --version
flag provided but not defined: -version
Go is a tool for managing Go source code.
What did you see instead?
go: downloading go1.22-schrodingers-version-yall (linux/arm64)
go: download go1.22-schrodingers-version-yall for linux/arm64: toolchain not available