// considered "printf wrappers"; calls to them are subject to the same
// checking. In this example, logf is a printf wrapper:
//
//	func logf(level int, format string, args ...any) {
//		if enabled(level) {
//			log.Printf(format, args...)
//		}
//	}
//
//	logf(3, "invalid request: %v") // logf format reads arg 1, but call has 0 args
//
// To enable printf checking on a function that is not found by this

			// On linux, 'man getdents64' says that EINVAL indicates “result buffer is too small”.
			// Try a bigger buffer.
			t.Logf("ReadDirent: %v; retrying with larger buffer", err)
			buf = bytes.Repeat([]byte{0xCD}, len(buf)*2)
			continue
		}
		if err != nil {
			t.Fatalf("syscall.readdir: %v", err)
		}
		t.Logf("ReadDirent: read %d bytes", n)
		if n == 0 {
			break
		}

		var consumed, count int

		return result, fmt.Errorf("failed to set default options: %v", err)
	}
	if err := s.Validate(); err != nil {
		return result, fmt.Errorf("failed to validate options: %v", err)
	}

	t.Logf("runtime-config=%v", s.APIEnablement.RuntimeConfig)
	t.Logf("Starting apiextensions-apiserver on port %d...", s.RecommendedOptions.SecureServing.BindPort)

	config, err := s.Config()
	if err != nil {

	for i := 0; i < ilevel; i++ {
		base.Ctxt.Logf("  ")
	}
	ic := inlcalls.Calls[idx]
	callee := base.Ctxt.InlTree.InlinedFunction(ic.InlIndex)
	base.Ctxt.Logf("  %d: II:%d (%s) V: (", idx, ic.InlIndex, callee.Name)
	for _, f := range ic.InlVars {
		base.Ctxt.Logf(" %v", f.Name)
	}
	base.Ctxt.Logf(" ) C: (")
	for _, k := range ic.Children {
		base.Ctxt.Logf(" %v", k)
	}
	base.Ctxt.Logf(" ) R:")

		if err == nil {
			t.Logf("try %d: program exited successfully, should have failed", i+1)
			continue
		}

		if i > 0 {
			t.Logf("try %d:\n", i+1)
		}
		t.Logf("%s\n", got)

		wants := []string{
			"panic: crash",
			"PanicRace",
			"created by ",
		}
		for _, want := range wants {
			if !bytes.Contains(got, []byte(want)) {
				t.Logf("did not find expected string %q", want)

// running "go test -cover" for this package).
func TestTestSupport(t *testing.T) {
	if !goexperiment.CoverageRedesign {
		return
	}
	if testing.CoverMode() == "" {
		return
	}
	tgcd := testGoCoverDir(t)
	t.Logf("testing.testGoCoverDir() returns %s mode=%s\n",
		tgcd, testing.CoverMode())

	textfile := filepath.Join(t.TempDir(), "file.txt")
	var sb strings.Builder
	err := ProcessCoverTestDir(tgcd, textfile,

		}
		if !retryable {
			return 0, 0, err
		}
		t.Logf("retrying vmmap after error: %v", err)
	}
}

func useVMMap(t *testing.T) (hi, lo uint64, retryable bool, err error) {
	pid := strconv.Itoa(os.Getpid())
	testenv.MustHaveExecPath(t, "vmmap")
	cmd := testenv.Command(t, "vmmap", pid)
	out, cmdErr := cmd.Output()
	if cmdErr != nil {
		t.Logf("vmmap output: %s", out)

	}
	rt.reqBody.Close()
	io.ReadAll(rt.res.Body)
	rt.res.Body.Close()
	rt.t.Logf("RoundTrip %v: closed request body", rt.roundTripID)
}

// wantDial waits for the Transport to start a Dial.
func (dt *transportDialTester) wantDial() *transportDialTesterConn {
	c := <-dt.dials
	c.connID = dt.dialCount
	dt.dialCount++
	dt.t.Logf("Dial %v: started", c.connID)
	return c
}

// finish completes a Dial.

		mls, err := liveness.MakeMergeLocalsState(testcase.partition, testcase.vars)
		t.Logf("tc %d err is %v\n", k, err)
		if testcase.experr && err == nil {
			t.Fatalf("tc:%d missing error mls %v", k, mls)
		} else if !testcase.experr && err != nil {
			t.Fatalf("tc:%d unexpected error mls %v", k, err)
		}
		if mls != nil {
			t.Logf("tc %d: mls: %v\n", k, mls.String())
		}
	}
}

	// 	_testmain.go:71 +0x170
	data, err := os.ReadFile(crashOutput)
	if err != nil {
		t.Fatalf("child process failed to write crash report: %v", err)
	}
	crash := string(data)
	t.Logf("crash = <<%s>>", crash)
	t.Logf("stderr = <<%s>>", stderr)

	// Check that the crash file and the stderr both contain the panic and stack trace.
	for _, want := range []string{
		"panic: oops",
		"goroutine 1",