It's not possible even in a though experiment, as nothing that has mass (i.e. a motorcycle) can be going at the speed of light. It can be going (theoretically)

It's not possible even in a though experiment, as nothing that has mass (i.e. a motorcycle) can be going at the speed of light. It can be going (theoretically) at 99.999999% of lightspeed, but that's conceptually different.