[INFO] cloning repository https://github.com/sshcrack/maze-solver-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sshcrack/maze-solver-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsshcrack%2Fmaze-solver-rust", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 159677fa6a2da8f9672a46f4e764af78d9bac204
[INFO] testing sshcrack/maze-solver-rust against beta-2024-12-08 for beta-1.84.0-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsshcrack%2Fmaze-solver-rust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sshcrack/maze-solver-rust on toolchain beta-2024-12-08
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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)]` 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 3m 28s
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[INFO] running `Command { std: "docker" "rm" "-f" "7f3f8fc2e4a75815d98dfed2632d6bb5b9f9d999318233469ed8dfc2630c59c8", kill_on_drop: false }`
[INFO] [stdout] 7f3f8fc2e4a75815d98dfed2632d6bb5b9f9d999318233469ed8dfc2630c59c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1b3267bee80cad058e26b8f2a76a21b3c261fc5eff3d1220ff6fd3170a54906
[INFO] running `Command { std: "docker" "start" "-a" "e1b3267bee80cad058e26b8f2a76a21b3c261fc5eff3d1220ff6fd3170a54906", 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)]` 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 11.36s
[INFO] running `Command { std: "docker" "inspect" "e1b3267bee80cad058e26b8f2a76a21b3c261fc5eff3d1220ff6fd3170a54906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1b3267bee80cad058e26b8f2a76a21b3c261fc5eff3d1220ff6fd3170a54906", kill_on_drop: false }`
[INFO] [stdout] e1b3267bee80cad058e26b8f2a76a21b3c261fc5eff3d1220ff6fd3170a54906
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f2035a98355299ad2c2dc76374e27a89e36b88fecb60c89c87ac07ce9707cf5e
[INFO] running `Command { std: "docker" "start" "-a" "f2035a98355299ad2c2dc76374e27a89e36b88fecb60c89c87ac07ce9707cf5e", 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)]` 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 0.27s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/maze_solver-e81f96d074528950)
[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-e81f96d074528950` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "f2035a98355299ad2c2dc76374e27a89e36b88fecb60c89c87ac07ce9707cf5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2035a98355299ad2c2dc76374e27a89e36b88fecb60c89c87ac07ce9707cf5e", kill_on_drop: false }`
[INFO] [stdout] f2035a98355299ad2c2dc76374e27a89e36b88fecb60c89c87ac07ce9707cf5e