os/exec.wrappedError.prefix (field)

4 uses

	os/exec (current package)
		exec.go#L132: 	prefix string
		exec.go#L137: 	return w.prefix + ": " + w.err.Error()
		exec.go#L816: 				prefix: "exec: canceling Cmd",
		exec.go#L844: 			prefix: "exec: killing Cmd",