[INFO] cloning repository https://github.com/sshcrack/maze-solver-rust
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[INFO] [stdout] 159677fa6a2da8f9672a46f4e764af78d9bac204
[INFO] testing sshcrack/maze-solver-rust against beta-2025-09-21 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsshcrack%2Fmaze-solver-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sshcrack/maze-solver-rust
[INFO] finished tweaking git repo https://github.com/sshcrack/maze-solver-rust
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[INFO] crate git repo https://github.com/sshcrack/maze-solver-rust already has a lockfile, it will not be regenerated
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[INFO] [stderr]    Compiling maze-solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/solve/solve.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl SolveOptions {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 53 |     pub fn new(size: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `seed` is never read
[INFO] [stdout]   --> src/tools/consts.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct MazeOptions {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 20 |     pub size: usize,
[INFO] [stdout] 21 |     pub seed: u64,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MazeOptions` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `update_maze_overwrite` is never used
[INFO] [stdout]   --> src/tools/window.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn update_maze_overwrite(data: &MazeData, maze: &Maze, always_render: bool) -> anyhow::Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `img_to_maze` is never used
[INFO] [stdout]   --> src/tools/image.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn img_to_maze(img: DynamicImage) -> Result<(Maze, MazeOptions)> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/solve/a_star/a_star.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     drop(start_node);
[INFO] [stdout]    |     ^^^^^----------^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          argument has type `&mut node::Node`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 28 -     drop(start_node);
[INFO] [stdout] 28 +     let _ = start_node;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/solve/a_star/a_star.rs:68:17
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 drop(neighbor);
[INFO] [stdout]    |                 ^^^^^--------^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      argument has type `&mut node::Node`
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 68 -                 drop(neighbor);
[INFO] [stdout] 68 +                 let _ = neighbor;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5m 24s
[INFO] running `Command { std: "docker" "inspect" "08747b22e9a3740777bbfaa6d85c7b34e454ab72f35e2857d3779245e575b0df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08747b22e9a3740777bbfaa6d85c7b34e454ab72f35e2857d3779245e575b0df", kill_on_drop: false }`
[INFO] [stdout] 08747b22e9a3740777bbfaa6d85c7b34e454ab72f35e2857d3779245e575b0df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6dce2204f254be372b567e913ec361155967587c037842ba8496e80e6bcfa12c
[INFO] running `Command { std: "docker" "start" "-a" "6dce2204f254be372b567e913ec361155967587c037842ba8496e80e6bcfa12c", kill_on_drop: false }`
[INFO] [stderr]    Compiling maze-solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `seed` is never read
[INFO] [stdout]   --> src/tools/consts.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct MazeOptions {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 20 |     pub size: usize,
[INFO] [stdout] 21 |     pub seed: u64,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MazeOptions` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `update_maze_overwrite` is never used
[INFO] [stdout]   --> src/tools/window.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn update_maze_overwrite(data: &MazeData, maze: &Maze, always_render: bool) -> anyhow::Result<()> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/solve/a_star/a_star.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     drop(start_node);
[INFO] [stdout]    |     ^^^^^----------^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          argument has type `&mut node::Node`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 28 -     drop(start_node);
[INFO] [stdout] 28 +     let _ = start_node;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/solve/a_star/a_star.rs:68:17
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 drop(neighbor);
[INFO] [stdout]    |                 ^^^^^--------^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      argument has type `&mut node::Node`
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 68 -                 drop(neighbor);
[INFO] [stdout] 68 +                 let _ = neighbor;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.59s
[INFO] running `Command { std: "docker" "inspect" "6dce2204f254be372b567e913ec361155967587c037842ba8496e80e6bcfa12c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dce2204f254be372b567e913ec361155967587c037842ba8496e80e6bcfa12c", kill_on_drop: false }`
[INFO] [stdout] 6dce2204f254be372b567e913ec361155967587c037842ba8496e80e6bcfa12c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2ddf304c7ec7e796e5b683214484a04ed5f71dfddcbe9db078401e0553fea153
[INFO] running `Command { std: "docker" "start" "-a" "2ddf304c7ec7e796e5b683214484a04ed5f71dfddcbe9db078401e0553fea153", kill_on_drop: false }`
[INFO] [stderr] warning: field `seed` is never read
[INFO] [stderr]   --> src/tools/consts.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub struct MazeOptions {
[INFO] [stderr]    |            ----------- field in this struct
[INFO] [stderr] 20 |     pub size: usize,
[INFO] [stderr] 21 |     pub seed: u64,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `MazeOptions` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `update_maze_overwrite` is never used
[INFO] [stderr]   --> src/tools/window.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn update_maze_overwrite(data: &MazeData, maze: &Maze, always_render: bool) -> anyhow::Result<()> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]   --> src/solve/a_star/a_star.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     drop(start_node);
[INFO] [stderr]    |     ^^^^^----------^
[INFO] [stderr]    |          |
[INFO] [stderr]    |          argument has type `&mut node::Node`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dropping_references)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]    |
[INFO] [stderr] 28 -     drop(start_node);
[INFO] [stderr] 28 +     let _ = start_node;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]   --> src/solve/a_star/a_star.rs:68:17
[INFO] [stderr]    |
[INFO] [stderr] 68 |                 drop(neighbor);
[INFO] [stderr]    |                 ^^^^^--------^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      argument has type `&mut node::Node`
[INFO] [stderr]    |
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]    |
[INFO] [stderr] 68 -                 drop(neighbor);
[INFO] [stderr] 68 +                 let _ = neighbor;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `maze-solver` (bin "maze-solver" test) generated 4 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/maze_solver-39df459eae1badbe)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::generate::bench_large has been running for over 60 seconds
[INFO] [stdout] test tests::solve::bench_solve has been running for over 60 seconds
[INFO] [stderr] error: test failed, to rerun pass `--bin maze-solver`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/maze_solver-39df459eae1badbe` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "2ddf304c7ec7e796e5b683214484a04ed5f71dfddcbe9db078401e0553fea153", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ddf304c7ec7e796e5b683214484a04ed5f71dfddcbe9db078401e0553fea153", kill_on_drop: false }`
[INFO] [stdout] 2ddf304c7ec7e796e5b683214484a04ed5f71dfddcbe9db078401e0553fea153
