if d, ok := t.Deadline(); ok {
		// When the test's deadline is about to expire, log the pending events for
		// better debugging.
		timeout := time.Until(d) * 19 / 20 // Allow 5% for cleanup.
		timer := time.AfterFunc(timeout, func() {
			panic(fmt.Sprintf("hang in %s. events are: %s", t.Name(), logbuf.String()))
		})
		defer timer.Stop()
	}
	<-gotres

	got := logbuf.String()
	want := `dial: blocking

			// For short tests we can grow [sic] the timeout a bit without fear of taking too long
			pause := 10 * time.Microsecond
			if testing.Short() {
				pause = 100 * time.Microsecond
			}
			time.AfterFunc(pause, helper)
		}

		// Run select.
		i, recv, recvOK, panicErr := runSelect(cases, info)
		if panicErr != nil && !canPanic {
			t.Fatalf("%s\npanicked unexpectedly: %v", fmtSelect(info), panicErr)
		}