Dec 11 13:37:32.773 INFO checking michiel/toy-robot-rs against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 13:37:32.773 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 13:37:33.168 INFO [stdout] ec6a1883b7f9572a97880b62ded4b4f18e4b3f96c78a783af87fd69bec1ec93f
Dec 11 13:37:33.170 INFO running `"docker" "start" "-a" "ec6a1883b7f9572a97880b62ded4b4f18e4b3f96c78a783af87fd69bec1ec93f"`
Dec 11 13:37:34.420 INFO [stderr] usermod: no changes
Dec 11 13:37:34.508 INFO [stderr]    Compiling peg v0.5.1
Dec 11 13:37:38.887 INFO [stderr]    Compiling toy-robot v0.1.0 (/source)
Dec 11 13:37:40.300 INFO [stderr] warning: field is never used: `state`
Dec 11 13:37:40.300 INFO [stderr]   --> src/main.rs:50:5
Dec 11 13:37:40.300 INFO [stderr]    |
Dec 11 13:37:40.300 INFO [stderr] 50 |     state: SimulationState,
Dec 11 13:37:40.300 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:37:40.300 INFO [stderr]    |
Dec 11 13:37:40.300 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 13:37:40.300 INFO [stderr] 
Dec 11 13:37:40.300 INFO [stderr] warning: field is never used: `board`
Dec 11 13:37:40.300 INFO [stderr]   --> src/main.rs:51:5
Dec 11 13:37:40.300 INFO [stderr]    |
Dec 11 13:37:40.300 INFO [stderr] 51 |     board: Board,
Dec 11 13:37:40.300 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 11 13:37:40.300 INFO [stderr] 
Dec 11 13:37:40.300 INFO [stderr] warning: field is never used: `robot`
Dec 11 13:37:40.300 INFO [stderr]   --> src/main.rs:52:5
Dec 11 13:37:40.300 INFO [stderr]    |
Dec 11 13:37:40.300 INFO [stderr] 52 |     robot: Robot,
Dec 11 13:37:40.300 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 11 13:37:40.300 INFO [stderr] 
Dec 11 13:37:40.704 INFO [stderr] warning: field is never used: `state`
Dec 11 13:37:40.704 INFO [stderr]   --> src/main.rs:50:5
Dec 11 13:37:40.704 INFO [stderr]    |
Dec 11 13:37:40.704 INFO [stderr] 50 |     state: SimulationState,
Dec 11 13:37:40.704 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 11 13:37:40.704 INFO [stderr]    |
Dec 11 13:37:40.704 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 11 13:37:40.704 INFO [stderr] 
Dec 11 13:37:40.704 INFO [stderr] warning: field is never used: `board`
Dec 11 13:37:40.704 INFO [stderr]   --> src/main.rs:51:5
Dec 11 13:37:40.704 INFO [stderr]    |
Dec 11 13:37:40.704 INFO [stderr] 51 |     board: Board,
Dec 11 13:37:40.704 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 11 13:37:40.704 INFO [stderr] 
Dec 11 13:37:40.704 INFO [stderr] warning: field is never used: `robot`
Dec 11 13:37:40.705 INFO [stderr]   --> src/main.rs:52:5
Dec 11 13:37:40.705 INFO [stderr]    |
Dec 11 13:37:40.705 INFO [stderr] 52 |     robot: Robot,
Dec 11 13:37:40.705 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 11 13:37:40.705 INFO [stderr] 
Dec 11 13:37:40.738 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.29s
Dec 11 13:37:40.748 INFO [stderr] su: No module specific data is present
Dec 11 13:37:41.442 INFO running `"docker" "inspect" "ec6a1883b7f9572a97880b62ded4b4f18e4b3f96c78a783af87fd69bec1ec93f"`
Dec 11 13:37:41.744 INFO running `"docker" "rm" "-f" "ec6a1883b7f9572a97880b62ded4b4f18e4b3f96c78a783af87fd69bec1ec93f"`
Dec 11 13:37:42.132 INFO [stdout] ec6a1883b7f9572a97880b62ded4b4f18e4b3f96c78a783af87fd69bec1ec93f