diff --git a/modules/mesh-build-go/cmd/mesh-build-go/test_real_integration_test.go b/modules/mesh-build-go/cmd/mesh-build-go/test_real_integration_test.go
index 8ece1554..2b04bc9a 100644
--- a/modules/mesh-build-go/cmd/mesh-build-go/test_real_integration_test.go
+++ b/modules/mesh-build-go/cmd/mesh-build-go/test_real_integration_test.go
@@ -63,13 +63,15 @@ func TestUnitLevelRunsTheRealGoOnTheFixtureRepositories(t *testing.T) {
 	needTools(t, "the unit level on fixtures", "go", "git", "bwrap")
 	want := map[string]struct {
 		passed, noTests bool
-		failed          string
+		failed          []string // the packages of the failures, in order
 	}{
-		"failing": {failed: "fixture/failing/bad"},
+		"failing": {failed: []string{"fixture/failing/bad"}},
 		"tagged":  {passed: true, noTests: true},
 		"empty":   {passed: true, noTests: true},
 		"slow":    {passed: true},
-		"broken":  {failed: "."}, // go vet, before the tests since R4g (ADR 0529 §1), names the directory and the compiler's line
+		// go vet, before the tests since R4g (ADR 0529 §1), names the directory and the compiler's line; the tests still
+		// run after it (ADR 0591), and the package that does not build is their failure.
+		"broken": {failed: []string{".", "fixture/broken"}},
 	}
 	for name, w := range want {
 		home := t.TempDir()
@@ -87,14 +89,18 @@ func TestUnitLevelRunsTheRealGoOnTheFixtureRepositories(t *testing.T) {
 		if err != nil {
 			t.Fatalf("%s: %v", name, err)
 		}
-		if res.Passed != w.passed || res.NoTests != w.noTests || (w.failed != "" && (len(res.Failed) != 1 || res.Failed[0].Package != w.failed)) {
-			t.Errorf("%s: result = %+v", name, res)
+		var failed []string
+		for _, f := range res.Failed {
+			failed = append(failed, f.Package)
+		}
+		if res.Passed != w.passed || res.NoTests != w.noTests || strings.Join(failed, " ") != strings.Join(w.failed, " ") {
+			t.Errorf("%s: result = %+v, want the failures of %v", name, res, w.failed)
 		}
 	}
 }
 
-// 1887/D7-go against the real go: a tree holding an unformatted file fails the unit level naming the file, before any
-// test runs, and the level's result carries the lint's time.
+// 1887/D7-go against the real go: a tree holding an unformatted file fails the unit level naming the file first, its
+// tests still run after it (ADR 0591: one check names every failure), and the level's result carries the lint's time.
 func TestAnUnformattedFileFailsTheRealUnitLevel(t *testing.T) {
 	needTools(t, "the unit level's gofmt and vet", "go", "git", "bwrap")
 	home := t.TempDir()
@@ -114,8 +120,8 @@ func TestAnUnformattedFileFailsTheRealUnitLevel(t *testing.T) {
 	if err != nil {
 		t.Fatal(err)
 	}
-	if res.Passed || len(res.Failed) == 0 || res.Failed[0].Test != "gofmt" || !strings.Contains(res.Failed[0].Output, "ugly.go") || res.Tests != 0 {
-		t.Fatalf("result = %+v, want the level failed by gofmt naming ugly.go and no test run", res)
+	if res.Passed || len(res.Failed) == 0 || res.Failed[0].Test != "gofmt" || !strings.Contains(res.Failed[0].Output, "ugly.go") || res.Tests != 2 || res.Lint <= 0 {
+		t.Fatalf("result = %+v, want the level failed by gofmt naming ugly.go, then the fixture's two tests run", res)
 	}
 }