Dec 17 14:40:11.865 INFO checking stevebob/wfc against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 14:40:11.865 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/stevebob/wfc:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 14:40:12.319 INFO [stdout] a2b9aa2830c86b8ffa4bf88fc76da3323c47190c3b89199e542668faba83474b
Dec 17 14:40:12.321 INFO running `"docker" "start" "-a" "a2b9aa2830c86b8ffa4bf88fc76da3323c47190c3b89199e542668faba83474b"`
Dec 17 14:40:15.113 INFO [stderr]    Compiling proc-macro2 v0.4.21
Dec 17 14:40:15.116 INFO [stderr]    Compiling rayon v1.0.3
Dec 17 14:40:15.132 INFO [stderr]     Checking coord_2d v0.2.0
Dec 17 14:40:15.132 INFO [stderr]     Checking crossbeam-utils v0.2.2
Dec 17 14:40:15.140 INFO [stderr]     Checking hashbrown v0.1.6
Dec 17 14:40:15.145 INFO [stderr]    Compiling rand v0.6.0
Dec 17 14:40:15.146 INFO [stderr]     Checking png v0.12.0
Dec 17 14:40:16.600 INFO [stderr]     Checking grid_2d v0.11.0
Dec 17 14:40:17.625 INFO [stderr]     Checking direction v0.17.2
Dec 17 14:40:17.628 INFO [stderr]     Checking crossbeam-epoch v0.3.1
Dec 17 14:40:19.232 INFO [stderr]     Checking crossbeam-deque v0.2.0
Dec 17 14:40:19.832 INFO [stderr]     Checking rayon-core v1.4.1
Dec 17 14:40:21.072 INFO [stderr]    Compiling quote v0.6.10
Dec 17 14:40:22.534 INFO [stderr]    Compiling syn v0.15.18
Dec 17 14:40:28.490 INFO [stderr]     Checking jpeg-decoder v0.1.15
Dec 17 14:40:35.544 INFO [stderr]    Compiling num-derive v0.2.3
Dec 17 14:40:40.895 INFO [stderr]     Checking tiff v0.2.1
Dec 17 14:40:41.679 INFO [stderr]     Checking image v0.20.1
Dec 17 14:40:46.366 INFO [stderr]     Checking wfc v0.1.0 (/opt/crater/workdir)
Dec 17 14:40:47.315 INFO [stderr] warning: struct is never constructed: `WrapX`
Dec 17 14:40:47.316 INFO [stderr]   --> src/context.rs:17:1
Dec 17 14:40:47.316 INFO [stderr]    |
Dec 17 14:40:47.316 INFO [stderr] 17 | pub struct WrapX;
Dec 17 14:40:47.316 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 17 14:40:47.316 INFO [stderr]    |
Dec 17 14:40:47.316 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 14:40:47.316 INFO [stderr] 
Dec 17 14:40:47.316 INFO [stderr] warning: struct is never constructed: `WrapY`
Dec 17 14:40:47.316 INFO [stderr]   --> src/context.rs:18:1
Dec 17 14:40:47.316 INFO [stderr]    |
Dec 17 14:40:47.316 INFO [stderr] 18 | pub struct WrapY;
Dec 17 14:40:47.316 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 17 14:40:47.316 INFO [stderr] 
Dec 17 14:40:47.316 INFO [stderr] warning: struct is never constructed: `WrapXY`
Dec 17 14:40:47.316 INFO [stderr]   --> src/context.rs:19:1
Dec 17 14:40:47.316 INFO [stderr]    |
Dec 17 14:40:47.316 INFO [stderr] 19 | pub struct WrapXY;
Dec 17 14:40:47.316 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^
Dec 17 14:40:47.316 INFO [stderr] 
Dec 17 14:40:47.316 INFO [stderr] warning: method is never used: `set_pattern`
Dec 17 14:40:47.316 INFO [stderr]    --> src/context.rs:441:5
Dec 17 14:40:47.316 INFO [stderr]     |
Dec 17 14:40:47.316 INFO [stderr] 441 | /     fn set_pattern(
Dec 17 14:40:47.316 INFO [stderr] 442 | |         &mut self,
Dec 17 14:40:47.316 INFO [stderr] 443 | |         coord: Coord,
Dec 17 14:40:47.316 INFO [stderr] 444 | |         pattern_id: PatternId,
Dec 17 14:40:47.316 INFO [stderr] ...   |
Dec 17 14:40:47.317 INFO [stderr] 459 | |         }
Dec 17 14:40:47.317 INFO [stderr] 460 | |     }
Dec 17 14:40:47.317 INFO [stderr]     | |_____^
Dec 17 14:40:47.317 INFO [stderr] 
Dec 17 14:40:47.317 INFO [stderr] warning: field is never used: `output_wrap`
Dec 17 14:40:47.317 INFO [stderr]    --> src/context.rs:603:5
Dec 17 14:40:47.317 INFO [stderr]     |
Dec 17 14:40:47.317 INFO [stderr] 603 |     output_wrap: W,
Dec 17 14:40:47.317 INFO [stderr]     |     ^^^^^^^^^^^^^^
Dec 17 14:40:47.317 INFO [stderr] 
Dec 17 14:40:47.317 INFO [stderr] warning: method is never used: `set_pattern`
Dec 17 14:40:47.317 INFO [stderr]    --> src/context.rs:610:5
Dec 17 14:40:47.317 INFO [stderr]     |
Dec 17 14:40:47.317 INFO [stderr] 610 |     pub fn set_pattern(&mut self, coord: Coord, pattern_id: PatternId) {
Dec 17 14:40:47.317 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 14:40:47.317 INFO [stderr] 
Dec 17 14:40:47.317 INFO [stderr] warning: function is never used: `fixed_rng`
Dec 17 14:40:47.317 INFO [stderr]    --> src/main.rs:207:1
Dec 17 14:40:47.317 INFO [stderr]     |
Dec 17 14:40:47.317 INFO [stderr] 207 | fn fixed_rng() -> XorShiftRng {
Dec 17 14:40:47.317 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 14:40:47.317 INFO [stderr] 
Dec 17 14:40:47.451 INFO [stderr] warning: method is never used: `set_pattern`
Dec 17 14:40:47.451 INFO [stderr]    --> src/context.rs:441:5
Dec 17 14:40:47.451 INFO [stderr]     |
Dec 17 14:40:47.451 INFO [stderr] 441 | /     fn set_pattern(
Dec 17 14:40:47.451 INFO [stderr] 442 | |         &mut self,
Dec 17 14:40:47.451 INFO [stderr] 443 | |         coord: Coord,
Dec 17 14:40:47.451 INFO [stderr] 444 | |         pattern_id: PatternId,
Dec 17 14:40:47.451 INFO [stderr] ...   |
Dec 17 14:40:47.451 INFO [stderr] 459 | |         }
Dec 17 14:40:47.451 INFO [stderr] 460 | |     }
Dec 17 14:40:47.451 INFO [stderr]     | |_____^
Dec 17 14:40:47.451 INFO [stderr]     |
Dec 17 14:40:47.451 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 17 14:40:47.452 INFO [stderr] 
Dec 17 14:40:47.452 INFO [stderr] warning: field is never used: `output_wrap`
Dec 17 14:40:47.452 INFO [stderr]    --> src/context.rs:603:5
Dec 17 14:40:47.452 INFO [stderr]     |
Dec 17 14:40:47.452 INFO [stderr] 603 |     output_wrap: W,
Dec 17 14:40:47.452 INFO [stderr]     |     ^^^^^^^^^^^^^^
Dec 17 14:40:47.452 INFO [stderr] 
Dec 17 14:40:47.452 INFO [stderr] warning: method is never used: `set_pattern`
Dec 17 14:40:47.452 INFO [stderr]    --> src/context.rs:610:5
Dec 17 14:40:47.452 INFO [stderr]     |
Dec 17 14:40:47.452 INFO [stderr] 610 |     pub fn set_pattern(&mut self, coord: Coord, pattern_id: PatternId) {
Dec 17 14:40:47.452 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 14:40:47.452 INFO [stderr] 
Dec 17 14:40:47.452 INFO [stderr] warning: function is never used: `fixed_rng`
Dec 17 14:40:47.452 INFO [stderr]    --> src/main.rs:207:1
Dec 17 14:40:47.452 INFO [stderr]     |
Dec 17 14:40:47.452 INFO [stderr] 207 | fn fixed_rng() -> XorShiftRng {
Dec 17 14:40:47.452 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 14:40:47.452 INFO [stderr] 
Dec 17 14:40:47.541 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.59s
Dec 17 14:40:48.571 INFO running `"docker" "inspect" "a2b9aa2830c86b8ffa4bf88fc76da3323c47190c3b89199e542668faba83474b"`
Dec 17 14:40:48.871 INFO running `"docker" "rm" "-f" "a2b9aa2830c86b8ffa4bf88fc76da3323c47190c3b89199e542668faba83474b"`
Dec 17 14:40:49.217 INFO [stdout] a2b9aa2830c86b8ffa4bf88fc76da3323c47190c3b89199e542668faba83474b