Aug 01 15:30:18.992 ERRO this task or one of its parent failed!
Aug 01 15:30:18.992 ERRO failed to generate lockfile for pcwalton/pathfinder
Aug 01 15:30:18.992 ERRO caused by: unable to generate lockfile for pcwalton/pathfinder
Aug 01 15:30:18.992 ERRO caused by: command `"docker" "start" "-a" "46238c7c6d3f5db48a572d63d27e40f00c333912bf1cfd21a41e86de02179780"` failed