Room: https://screeps.com/a/#!/room/shard1/E6S25

Sample code to recreate issue:

let containerPosition = new RoomPosition(33, 4, 'E6S25');
console.log(room.name, '{buildMiningContainer} Constructing source container:', containerPosition);

const status = containerPosition.createConstructionSite(STRUCTURE_CONTAINER);

if (status !== OK) {
    console.log(room.name, '{buildMiningContainer} Unexpected status:', status);
}