Nov 09 18:15:36.285 INFO checking Ragnaroek/libmaze against master#653da4fd006c97625247acd7e076d0782cdc149b for pr-55632
Nov 09 18:15:36.287 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-0/master#653da4fd006c97625247acd7e076d0782cdc149b:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55632/master#653da4fd006c97625247acd7e076d0782cdc149b:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +653da4fd006c97625247acd7e076d0782cdc149b-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 09 18:15:36.775 INFO blam! 2e14b5f5c17e20c024fe43930d0d0f94065843960095eda86cfc95038cf157ee
Nov 09 18:15:36.783 INFO running `"docker" "start" "-a" "2e14b5f5c17e20c024fe43930d0d0f94065843960095eda86cfc95038cf157ee"`
Nov 09 18:15:38.223 INFO kablam! usermod: no changes
Nov 09 18:15:38.319 INFO kablam!     Checking maze v0.1.0 (/source)
Nov 09 18:15:41.603 INFO kablam! warning: unused import: `SquareMaze`
Nov 09 18:15:41.603 INFO kablam!  --> tests/visited.rs:4:25
Nov 09 18:15:41.604 INFO kablam!   |
Nov 09 18:15:41.604 INFO kablam! 4 | use maze::square_maze::{SquareMaze, WallDirection};
Nov 09 18:15:41.605 INFO kablam!   |                         ^^^^^^^^^^
Nov 09 18:15:41.605 INFO kablam!   |
Nov 09 18:15:41.611 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 09 18:15:41.611 INFO kablam! 
Nov 09 18:15:42.068 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.81s
Nov 09 18:15:42.081 INFO kablam! su: No module specific data is present
Nov 09 18:15:43.327 INFO running `"docker" "rm" "-f" "2e14b5f5c17e20c024fe43930d0d0f94065843960095eda86cfc95038cf157ee"`
Nov 09 18:15:43.611 INFO blam! 2e14b5f5c17e20c024fe43930d0d0f94065843960095eda86cfc95038cf157ee