The go tool will attempt to modify the go.mod file if necessary. In CI contexts, this is sometimes not wanted. There are two ways to avoid this, either pass -mod=readonly to the go command or set an env var GOFLAGS to have -mod=readonly as an element. In the case that Go versions prior to the exist…

Travis_install_go_dependencies does not respect GOFLAGS="-mod=readonly"

kortschak May 25, 2019, 12:39am 8

Thanks for pushing. It does indeed happen where I thought, but it is the go tool that is ignoring the environment.

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