return "", err
	}
	out := strings.TrimSpace(string(outb))

	var repoURL *urlpkg.URL
	if m := scpSyntaxRe.FindStringSubmatch(out); m != nil {
		// Match SCP-like syntax and convert it to a URL.
		// Eg, "******@****.***:user/repo" becomes
		// "ssh://******@****.***/user/repo".
		repoURL = &urlpkg.URL{
			Scheme: "ssh",
			User:   urlpkg.User(m[1]),
			Host:   m[2],
			Path:   m[3],
		}
	} else {

	case 'F', 'G':
		var tparams []*types.TypeParam
		if tag == 'G' {
			tparams = r.tparamList()
		}
		sig := r.signature(nil, nil, tparams)
		r.declare(types.NewFunc(pos, r.currPkg, name, sig))

	case 'T', 'U':
		// Types can be recursive. We need to setup a stub
		// declaration before recurring.
		obj := types.NewTypeName(pos, r.currPkg, name, nil)

	scanner := bufio.NewScanner(bytes.NewReader(out))
	curPkg := ""
	canInline := regexp.MustCompile(`: can inline ([^ ]*)`)
	haveInlined := regexp.MustCompile(`: inlining call to ([^ ]*)`)
	cannotInline := regexp.MustCompile(`: cannot inline ([^ ]*): (.*)`)
	for scanner.Scan() {
		line := scanner.Text()
		t.Logf("child: %s", line)
		if strings.HasPrefix(line, "# ") {
			curPkg = line[2:]
			splits := strings.Split(curPkg, " ")

		pw.Close()
	}()
	scanner := bufio.NewScanner(pr)
	curPkg := ""
	canInline := regexp.MustCompile(`: can inline ([^ ]*)`)
	haveInlined := regexp.MustCompile(`: inlining call to ([^ ]*)`)
	cannotInline := regexp.MustCompile(`: cannot inline ([^ ]*): (.*)`)
	for scanner.Scan() {
		line := scanner.Text()
		if strings.HasPrefix(line, "# ") {
			curPkg = line[2:]
			continue
		}