Dec 11 13:37:32.157 INFO checking michiel/toy-robot-rs against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 13:37:32.157 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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"`
Dec 11 13:37:32.628 INFO [stdout] 287ff0a24001614923c1dd91964b7025f13e52b074f9d6cb3ad1625587280c72
Dec 11 13:37:32.630 INFO running `"docker" "start" "-a" "287ff0a24001614923c1dd91964b7025f13e52b074f9d6cb3ad1625587280c72"`
Dec 11 13:37:34.048 INFO [stderr] usermod: no changes
Dec 11 13:37:34.120 INFO [stderr]    Compiling peg v0.5.1
Dec 11 13:37:38.668 INFO [stderr]    Compiling toy-robot v0.1.0 (/source)
Dec 11 13:37:40.236 INFO [stderr] warning: field is never used: `state`
Dec 11 13:37:40.236 INFO [stderr]   --> src/main.rs:50:5
Dec 11 13:37:40.236 INFO [stderr]    |
Dec 11 13:37:40.236 INFO [stderr] 50 |     state: SimulationState,
Dec 11 13:37:40.236 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:37:40.236 INFO [stderr]    |
Dec 11 13:37:40.236 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 13:37:40.236 INFO [stderr] 
Dec 11 13:37:40.236 INFO [stderr] warning: field is never used: `board`
Dec 11 13:37:40.236 INFO [stderr]   --> src/main.rs:51:5
Dec 11 13:37:40.236 INFO [stderr]    |
Dec 11 13:37:40.236 INFO [stderr] 51 |     board: Board,
Dec 11 13:37:40.236 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 11 13:37:40.236 INFO [stderr] 
Dec 11 13:37:40.236 INFO [stderr] warning: field is never used: `robot`
Dec 11 13:37:40.236 INFO [stderr]   --> src/main.rs:52:5
Dec 11 13:37:40.236 INFO [stderr]    |
Dec 11 13:37:40.236 INFO [stderr] 52 |     robot: Robot,
Dec 11 13:37:40.237 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 11 13:37:40.237 INFO [stderr] 
Dec 11 13:37:40.444 INFO [stderr] warning: field is never used: `state`
Dec 11 13:37:40.444 INFO [stderr]   --> src/main.rs:50:5
Dec 11 13:37:40.444 INFO [stderr]    |
Dec 11 13:37:40.444 INFO [stderr] 50 |     state: SimulationState,
Dec 11 13:37:40.444 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:37:40.444 INFO [stderr]    |
Dec 11 13:37:40.444 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 13:37:40.444 INFO [stderr] 
Dec 11 13:37:40.444 INFO [stderr] warning: field is never used: `board`
Dec 11 13:37:40.444 INFO [stderr]   --> src/main.rs:51:5
Dec 11 13:37:40.444 INFO [stderr]    |
Dec 11 13:37:40.444 INFO [stderr] 51 |     board: Board,
Dec 11 13:37:40.444 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 11 13:37:40.444 INFO [stderr] 
Dec 11 13:37:40.444 INFO [stderr] warning: field is never used: `robot`
Dec 11 13:37:40.444 INFO [stderr]   --> src/main.rs:52:5
Dec 11 13:37:40.444 INFO [stderr]    |
Dec 11 13:37:40.444 INFO [stderr] 52 |     robot: Robot,
Dec 11 13:37:40.444 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 11 13:37:40.444 INFO [stderr] 
Dec 11 13:37:40.472 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.40s
Dec 11 13:37:40.475 INFO [stderr] su: No module specific data is present
Dec 11 13:37:41.182 INFO running `"docker" "inspect" "287ff0a24001614923c1dd91964b7025f13e52b074f9d6cb3ad1625587280c72"`
Dec 11 13:37:41.460 INFO running `"docker" "rm" "-f" "287ff0a24001614923c1dd91964b7025f13e52b074f9d6cb3ad1625587280c72"`
Dec 11 13:37:41.844 INFO [stdout] 287ff0a24001614923c1dd91964b7025f13e52b074f9d6cb3ad1625587280c72