d := dump(re)
		if d != tt.Dump {
			t.Errorf("Parse(%#q).Dump() = %#q want %#q", tt.Regexp, d, tt.Dump)
			continue
		}

		s := re.String()
		if s != tt.Regexp {
			// If ToString didn't return the original regexp,
			// it must have found one with fewer parens.
			// Unfortunately we can't check the length here, because
			// ToString produces "\\{" for a literal brace,
			// but "{" is a shorter equivalent in some contexts.

	the lock. But instead of the value corresponding to the amount of contention that call
	stack caused, it corresponds to the amount of time the caller of unlock had to wait in its
	original call to lock. A future release is expected to align those and remove this setting.

	invalidptr: invalidptr=1 (the default) causes the garbage collector and stack

	MOVD	R8, R15	// save the original function
	MOVD	R6, R17 // save the original arg list addr
	MOVD	$__tsan_go_ignore_sync_begin(SB), R8 // func addr to call
	MOVD    runtime·tls_g(SB), R10
	MOVD    0(R10), g
	MOVD    g_racectx(g), R3        // goroutine context
	BL	racecall<>(SB)
	MOVD	R15, R8	// restore the original function
	MOVD	R17, R6 // restore arg list addr

			Time:    &info.Time,
		}
	}
}

// mergeOrigin returns the union of data from two origins,
// returning either a new origin or one of its unmodified arguments.
// If the two origins conflict including if either is nil,
// mergeOrigin returns nil.
func mergeOrigin(m1, m2 *codehost.Origin) *codehost.Origin {
	if m1 == nil || m2 == nil {
		return nil
	}

	if m2.VCS != m1.VCS ||
		m2.URL != m1.URL ||

		// careful not to call any methods that would cause t to be expanded: doing
		// so would result in deadlock.
		//
		// So we call t.Origin().TypeParams() rather than t.TypeParams().
		orig := t.Origin()
		n := orig.TypeParams().Len()
		if n == 0 {
			return t // type is not parameterized
		}

		if t.TypeArgs().Len() != n {
			return Typ[Invalid] // error reported elsewhere

	// content actually set from the server, ContentLength is set to -1,
	// and the "Content-Length" and "Content-Encoding" fields are deleted
	// from the responseHeader. To get the original response from
	// the server, set Transport.DisableCompression to true.
	Uncompressed bool

	// Trailer maps trailer keys to values in the same
	// format as Header.
	//

				}
				if result.crasherMsg == "" {
					result.crasherMsg = err.Error()
				}
			}
			if shouldPrintDebugInfo() {
				w.coordinator.debugLogf(
					"input minimized, id: %s, original id: %s, crasher: %t, originally crasher: %t, minimizing took: %s",
					result.entry.Path,
					input.entry.Path,
					result.crasherMsg != "",
					input.crasherMsg != "",
					result.totalDuration,
				)
			}

	}()

	lookupCtx, cancelLookup := context.WithCancel(context.Background())
	unblockLookup := make(chan struct{})

	// Set testHookLookupIP to start a new, concurrent call to LookupIPAddr
	// and cancel the original one, then block until the canceled call has returned
	// (ensuring that it has performed any synchronous cleanup).
	testHookLookupIP = func(
		ctx context.Context,

// triggered this panic.
func panicCheck1(pc uintptr, msg string) {
	if goarch.IsWasm == 0 && stringslite.HasPrefix(funcname(findfunc(pc)), "runtime.") {
		// Note: wasm can't tail call, so we can't get the original caller's pc.
		throw(msg)
	}
	// TODO: is this redundant? How could we be in malloc
	// but not in the runtime? runtime/internal/*, maybe?
	gp := getg()
	if gp != nil && gp.m != nil && gp.m.mallocing != 0 {

		*errors = append(*errors, err)
		if clear {
			return nil
		}
		return err
	}
	return nil
}

// chdir changes the current working directory to the named directory,
// and then restore the original working directory at the end of the test.
func chdir(t *testing.T, dir string) {
	olddir, err := os.Getwd()
	if err != nil {
		t.Fatalf("getwd %s: %v", dir, err)
	}
	if err := os.Chdir(dir); err != nil {