[INFO] cloning repository https://github.com/tomatoCoderq/maze_ga
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tomatoCoderq/maze_ga" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtomatoCoderq%2Fmaze_ga", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtomatoCoderq%2Fmaze_ga'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 25e0c0aa1b2d8840b92478dc41061fc749bbc2eb
[INFO] testing tomatoCoderq/maze_ga against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtomatoCoderq%2Fmaze_ga" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tomatoCoderq/maze_ga
[INFO] finished tweaking git repo https://github.com/tomatoCoderq/maze_ga
[INFO] tweaked toml for git repo https://github.com/tomatoCoderq/maze_ga written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tomatoCoderq/maze_ga on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tomatoCoderq/maze_ga already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc1f617499401cb5cc32aa32713e5b6c731a1a9e7bb3ca03e7ab37c19601c63b
[INFO] running `Command { std: "docker" "start" "-a" "dc1f617499401cb5cc32aa32713e5b6c731a1a9e7bb3ca03e7ab37c19601c63b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc1f617499401cb5cc32aa32713e5b6c731a1a9e7bb3ca03e7ab37c19601c63b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc1f617499401cb5cc32aa32713e5b6c731a1a9e7bb3ca03e7ab37c19601c63b", kill_on_drop: false }`
[INFO] [stdout] dc1f617499401cb5cc32aa32713e5b6c731a1a9e7bb3ca03e7ab37c19601c63b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d33b00b179a420007a579abfaca3889b03a3203ee3ae66188ce51b70873fecc6
[INFO] running `Command { std: "docker" "start" "-a" "d33b00b179a420007a579abfaca3889b03a3203ee3ae66188ce51b70873fecc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling yeslogic-fontconfig-sys v6.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling freetype-sys v0.20.1
[INFO] [stderr]    Compiling pest v2.8.4
[INFO] [stderr]    Compiling pathfinder_simd v0.5.5
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling erased-serde v0.4.9
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling font-kit v0.14.3
[INFO] [stderr]    Compiling jpeg-decoder v0.3.2
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling gif v0.12.0
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling dlib v0.5.2
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling toml_parser v1.0.6+spec-1.1.0
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling hashlink v0.10.0
[INFO] [stderr]    Compiling dirs v6.0.0
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling pathfinder_geometry v0.5.1
[INFO] [stderr]    Compiling float-ord v0.3.2
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling yaml-rust2 v0.10.4
[INFO] [stderr]    Compiling ttf-parser v0.20.0
[INFO] [stderr]    Compiling pathdiff v0.2.3
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling image v0.24.9
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling pest_meta v2.8.4
[INFO] [stderr]    Compiling const-random v0.1.18
[INFO] [stderr]    Compiling dlv-list v0.5.2
[INFO] [stderr]    Compiling ordered-multimap v0.7.3
[INFO] [stderr]    Compiling rust-ini v0.21.3
[INFO] [stderr]    Compiling plotters-bitmap v0.3.7
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling toml_datetime v0.7.5+spec-1.1.0
[INFO] [stderr]    Compiling serde_spanned v1.0.4
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling toml v0.9.10+spec-1.1.0
[INFO] [stderr]    Compiling serde-untagged v0.1.9
[INFO] [stderr]    Compiling pest_generator v2.8.4
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling pest_derive v2.8.4
[INFO] [stderr]    Compiling clap v4.5.53
[INFO] [stderr]    Compiling ron v0.12.0
[INFO] [stderr]    Compiling json5 v0.4.1
[INFO] [stderr]    Compiling config v0.15.19
[INFO] [stderr]    Compiling maze_ga v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `density_penalty`
[INFO] [stdout]    --> src/ga/maze_evolve.rs:259:17
[INFO] [stdout]     |
[INFO] [stdout] 259 |             let density_penalty = (wall_ratio - target).abs();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_density_penalty`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `islands_penalty`
[INFO] [stdout]    --> src/ga/maze_evolve.rs:270:21
[INFO] [stdout]     |
[INFO] [stdout] 270 |                 let islands_penalty = open_cells.saturating_sub(reachable);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_islands_penalty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/ga/maze_evolve.rs:328:13
[INFO] [stdout]     |
[INFO] [stdout] 328 |         for i in 1..=self.config.maze_generations {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `scored` is never read
[INFO] [stdout]    --> src/ga/maze_evolve.rs:324:45
[INFO] [stdout]     |
[INFO] [stdout] 324 |         let mut scored: Vec<(usize, f64)> = Vec::new();
[INFO] [stdout]     |                                             ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `scored` is never read
[INFO] [stdout]    --> src/ga/solver_evolve.rs:170:45
[INFO] [stdout]     |
[INFO] [stdout] 170 |         let mut scored: Vec<(usize, f64)> = Vec::new();
[INFO] [stdout]     |                                             ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MazeEvolveAlgorithm`, `Maze`, and `solver_evolve::SolverEvolveAlgorithm`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     Maze,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 6 |         maze_evolve::{MazeEvolveAlgorithm, MazeGenome},
[INFO] [stdout]   |                       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7 |         solver_evolve::SolverEvolveAlgorithm,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `maze_config`
[INFO] [stdout]   --> src/main.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let maze_config = settings.maze.clone();
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_maze_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `solver_config`
[INFO] [stdout]   --> src/main.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let solver_config = settings.solver.clone();
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `coevolution_config`
[INFO] [stdout]   --> src/main.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let coevolution_config = settings.coevolution.clone();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_coevolution_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fill_unreachable` is never used
[INFO] [stdout]   --> src/main.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn fill_unreachable(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.61s
[INFO] running `Command { std: "docker" "inspect" "d33b00b179a420007a579abfaca3889b03a3203ee3ae66188ce51b70873fecc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d33b00b179a420007a579abfaca3889b03a3203ee3ae66188ce51b70873fecc6", kill_on_drop: false }`
[INFO] [stdout] d33b00b179a420007a579abfaca3889b03a3203ee3ae66188ce51b70873fecc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c21a516d4a18f5e717bacb0a1c6aac494eca8e12c80e335bce75f2ed4ca88429
[INFO] running `Command { std: "docker" "start" "-a" "c21a516d4a18f5e717bacb0a1c6aac494eca8e12c80e335bce75f2ed4ca88429", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `density_penalty`
[INFO] [stdout]    --> src/ga/maze_evolve.rs:259:17
[INFO] [stdout]     |
[INFO] [stdout] 259 |             let density_penalty = (wall_ratio - target).abs();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_density_penalty`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `islands_penalty`
[INFO] [stdout]    --> src/ga/maze_evolve.rs:270:21
[INFO] [stdout]     |
[INFO] [stdout] 270 |                 let islands_penalty = open_cells.saturating_sub(reachable);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_islands_penalty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling maze_ga v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/ga/maze_evolve.rs:328:13
[INFO] [stdout]     |
[INFO] [stdout] 328 |         for i in 1..=self.config.maze_generations {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `scored` is never read
[INFO] [stdout]    --> src/ga/maze_evolve.rs:324:45
[INFO] [stdout]     |
[INFO] [stdout] 324 |         let mut scored: Vec<(usize, f64)> = Vec::new();
[INFO] [stdout]     |                                             ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `scored` is never read
[INFO] [stdout]    --> src/ga/solver_evolve.rs:170:45
[INFO] [stdout]     |
[INFO] [stdout] 170 |         let mut scored: Vec<(usize, f64)> = Vec::new();
[INFO] [stdout]     |                                             ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MazeEvolveAlgorithm`, `Maze`, and `solver_evolve::SolverEvolveAlgorithm`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     Maze,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 6 |         maze_evolve::{MazeEvolveAlgorithm, MazeGenome},
[INFO] [stdout]   |                       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 7 |         solver_evolve::SolverEvolveAlgorithm,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `maze_config`
[INFO] [stdout]   --> src/main.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let maze_config = settings.maze.clone();
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_maze_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `solver_config`
[INFO] [stdout]   --> src/main.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let solver_config = settings.solver.clone();
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `coevolution_config`
[INFO] [stdout]   --> src/main.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let coevolution_config = settings.coevolution.clone();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_coevolution_config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fill_unreachable` is never used
[INFO] [stdout]   --> src/main.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn fill_unreachable(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `density_penalty`
[INFO] [stdout]    --> src/ga/maze_evolve.rs:259:17
[INFO] [stdout]     |
[INFO] [stdout] 259 |             let density_penalty = (wall_ratio - target).abs();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_density_penalty`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `islands_penalty`
[INFO] [stdout]    --> src/ga/maze_evolve.rs:270:21
[INFO] [stdout]     |
[INFO] [stdout] 270 |                 let islands_penalty = open_cells.saturating_sub(reachable);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_islands_penalty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/ga/maze_evolve.rs:328:13
[INFO] [stdout]     |
[INFO] [stdout] 328 |         for i in 1..=self.config.maze_generations {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `scored` is never read
[INFO] [stdout]    --> src/ga/maze_evolve.rs:324:45
[INFO] [stdout]     |
[INFO] [stdout] 324 |         let mut scored: Vec<(usize, f64)> = Vec::new();
[INFO] [stdout]     |                                             ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `scored` is never read
[INFO] [stdout]    --> src/ga/solver_evolve.rs:170:45
[INFO] [stdout]     |
[INFO] [stdout] 170 |         let mut scored: Vec<(usize, f64)> = Vec::new();
[INFO] [stdout]     |                                             ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "c21a516d4a18f5e717bacb0a1c6aac494eca8e12c80e335bce75f2ed4ca88429", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c21a516d4a18f5e717bacb0a1c6aac494eca8e12c80e335bce75f2ed4ca88429", kill_on_drop: false }`
[INFO] [stdout] c21a516d4a18f5e717bacb0a1c6aac494eca8e12c80e335bce75f2ed4ca88429
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4157d13a5bf3547384fe14fde94acdc2a227008ce47019ded02448c86d00aca9
[INFO] running `Command { std: "docker" "start" "-a" "4157d13a5bf3547384fe14fde94acdc2a227008ce47019ded02448c86d00aca9", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `density_penalty`
[INFO] [stderr]    --> src/ga/maze_evolve.rs:259:17
[INFO] [stderr]     |
[INFO] [stderr] 259 |             let density_penalty = (wall_ratio - target).abs();
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_density_penalty`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `islands_penalty`
[INFO] [stderr]    --> src/ga/maze_evolve.rs:270:21
[INFO] [stderr]     |
[INFO] [stderr] 270 |                 let islands_penalty = open_cells.saturating_sub(reachable);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_islands_penalty`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/ga/maze_evolve.rs:328:13
[INFO] [stderr]     |
[INFO] [stderr] 328 |         for i in 1..=self.config.maze_generations {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `scored` is never read
[INFO] [stderr]    --> src/ga/maze_evolve.rs:324:45
[INFO] [stderr]     |
[INFO] [stderr] 324 |         let mut scored: Vec<(usize, f64)> = Vec::new();
[INFO] [stderr]     |                                             ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `scored` is never read
[INFO] [stderr]    --> src/ga/solver_evolve.rs:170:45
[INFO] [stderr]     |
[INFO] [stderr] 170 |         let mut scored: Vec<(usize, f64)> = Vec::new();
[INFO] [stderr]     |                                             ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `maze_ga` (lib) generated 5 warnings (run `cargo fix --lib -p maze_ga` to apply 3 suggestions)
[INFO] [stderr] warning: `maze_ga` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr] warning: unused imports: `MazeEvolveAlgorithm`, `Maze`, and `solver_evolve::SolverEvolveAlgorithm`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     Maze,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 6 |         maze_evolve::{MazeEvolveAlgorithm, MazeGenome},
[INFO] [stderr]   |                       ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 7 |         solver_evolve::SolverEvolveAlgorithm,
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `maze_config`
[INFO] [stderr]   --> src/main.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |     let maze_config = settings.maze.clone();
[INFO] [stderr]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_maze_config`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `solver_config`
[INFO] [stderr]   --> src/main.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let solver_config = settings.solver.clone();
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_solver_config`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `coevolution_config`
[INFO] [stderr]   --> src/main.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let coevolution_config = settings.coevolution.clone();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_coevolution_config`
[INFO] [stderr] 
[INFO] [stderr] warning: function `fill_unreachable` is never used
[INFO] [stderr]   --> src/main.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn fill_unreachable(
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `maze_ga` (bin "maze_ga" test) generated 5 warnings (run `cargo fix --bin "maze_ga" -p maze_ga --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/maze_ga-89522261a1a4c704)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/maze_ga-40f98cab864d5391)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests maze_ga
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/ga/coevolution.rs - ga::coevolution::CoevolutionAlgorithm (line 19) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/ga/coevolution.rs - ga::coevolution::CoevolutionAlgorithm (line 19) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `coevolution` in this scope
[INFO] [stdout]   --> src/ga/coevolution.rs:21:15
[INFO] [stdout]    |
[INFO] [stdout] 21 | let weights = coevolution.get_weight_history();
[INFO] [stdout]    |               ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/ga/coevolution.rs - ga::coevolution::CoevolutionAlgorithm (line 19)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.21s; merged doctests compilation took 0.11s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "4157d13a5bf3547384fe14fde94acdc2a227008ce47019ded02448c86d00aca9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4157d13a5bf3547384fe14fde94acdc2a227008ce47019ded02448c86d00aca9", kill_on_drop: false }`
[INFO] [stdout] 4157d13a5bf3547384fe14fde94acdc2a227008ce47019ded02448c86d00aca9
