pr-13346-c3308b vs. 2412-270 / vk-lin-mesa / lesson08

pr-13346-c3308b (c3308bdb) Diff 2412-270 (c770e7c2)
Failure 8eeb74172960c11c1712a6a7f49d3ddb88323034
Failure c07549e0751994179b00e5f94d91b44ade9d9363
Failure 7f72f063f1c74d173acc5ce535b353de4b0fe5fb