testing.F.FailNow (method, view implemented interface methods)

4 uses

	testing (current package)
		testing.go#L987: func (c *common) FailNow() {
		testing.go#L1212: 	c.FailNow()
		testing.go#L1219: 	c.FailNow()

	testing/synctest
		synctest.go#L288: 		t.FailNow()