G        = pkg.Scope().Lookup("G").Type()
		SrcInst  = pkg.Scope().Lookup("Inst").Type()
		UserInst = mustInstantiate(b, G, Typ[Int])
	)

	tests := []struct {
		name string
		typ  Type
	}{
		{"nongeneric", T},
		{"generic", G},
		{"src instance", SrcInst},
		{"user instance", UserInst},
	}

	b.Run("Underlying", func(b *testing.B) {
		for _, test := range tests {
			b.Run(test.name, func(b *testing.B) {

		G        = pkg.Scope().Lookup("G").Type()
		SrcInst  = pkg.Scope().Lookup("Inst").Type()
		UserInst = mustInstantiate(b, G, Typ[Int])
	)

	tests := []struct {
		name string
		typ  Type
	}{
		{"nongeneric", T},
		{"generic", G},
		{"src instance", SrcInst},
		{"user instance", UserInst},
	}

	b.Run("Underlying", func(b *testing.B) {
		for _, test := range tests {
			b.Run(test.name, func(b *testing.B) {

        dynamicObjectMockFor(existing, absent).let { dynamicObject ->
            val serviceRegistryMock = mock<ServiceRegistry> {
                onGeneric { get<DynamicLookupRoutine>() } doReturn DefaultDynamicLookupRoutine()
            }
            val gradleInternalMock = mock<GradleInternal>(name = "gradleInternal") {