defer span.Done()

	pre := newPreload()
	defer pre.flush()
	allImports := append([]string{}, p.TestImports...)
	allImports = append(allImports, p.XTestImports...)
	pre.preloadImports(ctx, opts, allImports, p.Internal.Build)

	var ptestErr, pxtestErr *PackageError
	var imports, ximports []*Package
	var stk ImportStack
	var testEmbed, xtestEmbed map[string][]string
	var incomplete bool