Dec 04 09:29:36.489 INFO checking stevebob/wfc against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 09:29:36.489 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 04 09:29:37.096 INFO [stdout] cdbc5235517c8ca0dffa6ec5b249fd32f0310f50be55531b1d9981c3c78c60d3
Dec 04 09:29:37.098 INFO running `"docker" "start" "-a" "cdbc5235517c8ca0dffa6ec5b249fd32f0310f50be55531b1d9981c3c78c60d3"`
Dec 04 09:29:39.478 INFO [stderr] usermod: no changes
Dec 04 09:29:39.723 INFO [stderr]    Compiling num-rational v0.2.1
Dec 04 09:29:39.731 INFO [stderr]     Checking coord_2d v0.2.0
Dec 04 09:29:39.731 INFO [stderr]     Checking hashbrown v0.1.6
Dec 04 09:29:39.731 INFO [stderr]     Checking crossbeam-epoch v0.3.1
Dec 04 09:29:39.731 INFO [stderr]     Checking num-integer v0.1.39
Dec 04 09:29:39.731 INFO [stderr]    Compiling rand v0.6.0
Dec 04 09:29:39.779 INFO [stderr]    Compiling syn v0.15.18
Dec 04 09:29:41.817 INFO [stderr]     Checking direction v0.17.0
Dec 04 09:29:42.320 INFO [stderr]     Checking grid_2d v0.10.0
Dec 04 09:29:43.303 INFO [stderr]     Checking crossbeam-deque v0.2.0
Dec 04 09:29:43.383 INFO [stderr]     Checking num-iter v0.1.37
Dec 04 09:29:45.007 INFO [stderr]     Checking png v0.12.0
Dec 04 09:29:45.743 INFO [stderr]     Checking rayon-core v1.4.1
Dec 04 09:29:48.245 INFO [stderr]     Checking rayon v1.0.3
Dec 04 09:29:59.523 INFO [stderr]    Compiling num-derive v0.2.3
Dec 04 09:30:00.103 INFO [stderr]     Checking jpeg-decoder v0.1.15
Dec 04 09:30:06.685 INFO [stderr]     Checking tiff v0.2.1
Dec 04 09:30:07.483 INFO [stderr]     Checking image v0.20.1
Dec 04 09:30:12.298 INFO [stderr]     Checking wfc v0.1.0 (/source)
Dec 04 09:30:14.067 INFO [stderr] warning: function is never used: `fixed_rng`
Dec 04 09:30:14.067 INFO [stderr]    --> src/main.rs:219:1
Dec 04 09:30:14.067 INFO [stderr]     |
Dec 04 09:30:14.067 INFO [stderr] 219 | fn fixed_rng() -> XorShiftRng {
Dec 04 09:30:14.067 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 09:30:14.068 INFO [stderr]     |
Dec 04 09:30:14.068 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 04 09:30:14.068 INFO [stderr] 
Dec 04 09:30:14.280 INFO [stderr] warning: function is never used: `fixed_rng`
Dec 04 09:30:14.280 INFO [stderr]    --> src/main.rs:219:1
Dec 04 09:30:14.280 INFO [stderr]     |
Dec 04 09:30:14.280 INFO [stderr] 219 | fn fixed_rng() -> XorShiftRng {
Dec 04 09:30:14.280 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 09:30:14.281 INFO [stderr]     |
Dec 04 09:30:14.281 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 04 09:30:14.281 INFO [stderr] 
Dec 04 09:30:14.325 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.82s
Dec 04 09:30:14.363 INFO [stderr] su: No module specific data is present
Dec 04 09:30:16.173 INFO running `"docker" "inspect" "cdbc5235517c8ca0dffa6ec5b249fd32f0310f50be55531b1d9981c3c78c60d3"`
Dec 04 09:30:16.540 INFO running `"docker" "rm" "-f" "cdbc5235517c8ca0dffa6ec5b249fd32f0310f50be55531b1d9981c3c78c60d3"`
Dec 04 09:30:16.903 INFO [stdout] cdbc5235517c8ca0dffa6ec5b249fd32f0310f50be55531b1d9981c3c78c60d3