fn rwlock_get_id<'mir, 'tcx: 'mir>(
ecx: &MiriEvalContext<'mir, 'tcx>,
rwlock_op: &OpTy<'tcx, Provenance>
) -> InterpResult<'tcx, Scalar<Provenance>>
fn rwlock_get_id<'mir, 'tcx: 'mir>(
ecx: &MiriEvalContext<'mir, 'tcx>,
rwlock_op: &OpTy<'tcx, Provenance>
) -> InterpResult<'tcx, Scalar<Provenance>>