Dec 18 08:21:45.117 INFO checking BorFour/procedural-level-generator against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 08:21:45.117 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/BorFour/procedural-level-generator:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 08:21:45.640 INFO [stdout] 1fe48f89e6257aa8cde9af9b5eafd4588f21ce638db36e63ff572cbe0ca509e6
Dec 18 08:21:45.644 INFO running `"docker" "start" "-a" "1fe48f89e6257aa8cde9af9b5eafd4588f21ce638db36e63ff572cbe0ca509e6"`
Dec 18 08:21:46.912 INFO [stderr]     Checking pathfinding v0.7.3
Dec 18 08:21:46.916 INFO [stderr]     Checking rsgenetic v1.7.14
Dec 18 08:21:48.452 INFO [stderr]     Checking level_generator v0.1.0 (/opt/crater/workdir)
Dec 18 08:21:49.439 INFO [stderr] warning: unused import: `position::search_path_in_level`
Dec 18 08:21:49.439 INFO [stderr]   --> src/natural_selection.rs:15:5
Dec 18 08:21:49.439 INFO [stderr]    |
Dec 18 08:21:49.444 INFO [stderr] 15 | use position::search_path_in_level;
Dec 18 08:21:49.444 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:21:49.444 INFO [stderr]    |
Dec 18 08:21:49.445 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 08:21:49.445 INFO [stderr] 
Dec 18 08:21:49.617 INFO [stderr] warning: unused import: `position::search_path_in_level`
Dec 18 08:21:49.617 INFO [stderr]   --> src/natural_selection.rs:15:5
Dec 18 08:21:49.617 INFO [stderr]    |
Dec 18 08:21:49.617 INFO [stderr] 15 | use position::search_path_in_level;
Dec 18 08:21:49.617 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:21:49.617 INFO [stderr]    |
Dec 18 08:21:49.617 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 08:21:49.617 INFO [stderr] 
Dec 18 08:21:49.944 INFO [stderr] warning: use of deprecated item 'rsgenetic::sim::select::TournamentSelector::new': The `TournamentSelector` requires at least 2 participants. This is not enforced
Dec 18 08:21:49.944 INFO [stderr]                        by the `new` function. You should use `new_checked` instead.
Dec 18 08:21:49.944 INFO [stderr]   --> src/natural_selection.rs:47:44
Dec 18 08:21:49.944 INFO [stderr]    |
Dec 18 08:21:49.944 INFO [stderr] 47 |                     .set_selector(Box::new(TournamentSelector::new(population_size/5, 10)))
Dec 18 08:21:49.944 INFO [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:21:49.944 INFO [stderr]    |
Dec 18 08:21:49.944 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 18 08:21:49.944 INFO [stderr] 
Dec 18 08:21:50.128 INFO [stderr] warning: use of deprecated item 'rsgenetic::sim::select::TournamentSelector::new': The `TournamentSelector` requires at least 2 participants. This is not enforced
Dec 18 08:21:50.128 INFO [stderr]                        by the `new` function. You should use `new_checked` instead.
Dec 18 08:21:50.128 INFO [stderr]   --> src/natural_selection.rs:47:44
Dec 18 08:21:50.128 INFO [stderr]    |
Dec 18 08:21:50.128 INFO [stderr] 47 |                     .set_selector(Box::new(TournamentSelector::new(population_size/5, 10)))
Dec 18 08:21:50.128 INFO [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 08:21:50.128 INFO [stderr]    |
Dec 18 08:21:50.128 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 18 08:21:50.128 INFO [stderr] 
Dec 18 08:21:50.284 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 08:21:50.284 INFO [stderr]   --> src/natural_selection.rs:57:9
Dec 18 08:21:50.284 INFO [stderr]    |
Dec 18 08:21:50.284 INFO [stderr] 57 |         stdout().flush();
Dec 18 08:21:50.284 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^
Dec 18 08:21:50.284 INFO [stderr]    |
Dec 18 08:21:50.284 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 08:21:50.284 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 08:21:50.284 INFO [stderr] 
Dec 18 08:21:50.452 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 08:21:50.452 INFO [stderr]   --> src/natural_selection.rs:57:9
Dec 18 08:21:50.452 INFO [stderr]    |
Dec 18 08:21:50.452 INFO [stderr] 57 |         stdout().flush();
Dec 18 08:21:50.452 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^
Dec 18 08:21:50.452 INFO [stderr]    |
Dec 18 08:21:50.452 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 08:21:50.452 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 08:21:50.452 INFO [stderr] 
Dec 18 08:21:50.477 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.68s
Dec 18 08:21:51.266 INFO running `"docker" "inspect" "1fe48f89e6257aa8cde9af9b5eafd4588f21ce638db36e63ff572cbe0ca509e6"`
Dec 18 08:21:51.614 INFO running `"docker" "rm" "-f" "1fe48f89e6257aa8cde9af9b5eafd4588f21ce638db36e63ff572cbe0ca509e6"`
Dec 18 08:21:51.880 INFO [stdout] 1fe48f89e6257aa8cde9af9b5eafd4588f21ce638db36e63ff572cbe0ca509e6