Nov 16 21:01:51.260 INFO testing lreynolds18/maze-solver against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 16 21:01:51.260 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 16 21:01:51.668 INFO [stdout] 8ec68337d039a52e13f29b631fc8da5a114e78b73ada39f9cb1b64b338255303
Nov 16 21:01:51.675 INFO running `"docker" "start" "-a" "8ec68337d039a52e13f29b631fc8da5a114e78b73ada39f9cb1b64b338255303"`
Nov 16 21:01:52.947 INFO [stderr] usermod: no changes
Nov 16 21:01:53.311 INFO [stderr]    Compiling rayon-core v1.2.1
Nov 16 21:01:53.311 INFO [stderr]    Compiling png v0.10.0
Nov 16 21:01:53.347 INFO [stderr]    Compiling gl v0.6.5
Nov 16 21:01:53.347 INFO [stderr]    Compiling piston2d-graphics v0.22.0
Nov 16 21:01:53.355 INFO [stderr]    Compiling pistoncore-input v0.19.0
Nov 16 21:01:53.359 INFO [stderr]    Compiling wayland-window v0.7.0
Nov 16 21:01:56.359 INFO [stderr]    Compiling winit v0.7.6
Nov 16 21:02:02.499 INFO [stderr]    Compiling rayon v0.8.2
Nov 16 21:02:09.479 INFO [stderr]    Compiling pistoncore-window v0.29.0
Nov 16 21:02:13.070 INFO [stderr]    Compiling glutin v0.9.2
Nov 16 21:02:14.564 INFO [stderr]    Compiling jpeg-decoder v0.1.13
Nov 16 21:02:14.823 INFO [stderr]    Compiling pistoncore-event_loop v0.34.0
Nov 16 21:02:16.184 INFO [stderr]    Compiling piston v0.34.0
Nov 16 21:02:21.559 INFO [stderr]    Compiling image v0.16.0
Nov 16 21:02:27.467 INFO [stderr]    Compiling pistoncore-glutin_window v0.40.1
Nov 16 21:02:38.996 INFO [stderr]    Compiling piston2d-opengl_graphics v0.47.0
Nov 16 21:02:41.051 INFO [stderr]    Compiling maze_solver v0.1.0 (/source)
Nov 16 21:02:42.891 INFO [stderr] warning: struct is never constructed: `MazeSolver`
Nov 16 21:02:42.891 INFO [stderr]   --> src/main.rs:32:1
Nov 16 21:02:42.891 INFO [stderr]    |
Nov 16 21:02:42.891 INFO [stderr] 32 | struct MazeSolver {
Nov 16 21:02:42.891 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Nov 16 21:02:42.891 INFO [stderr]    |
Nov 16 21:02:42.891 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 16 21:02:42.891 INFO [stderr] 
Nov 16 21:02:42.891 INFO [stderr] warning: method is never used: `dfs`
Nov 16 21:02:42.891 INFO [stderr]   --> src/main.rs:37:5
Nov 16 21:02:42.891 INFO [stderr]    |
Nov 16 21:02:42.891 INFO [stderr] 37 |     fn dfs() {}
Nov 16 21:02:42.891 INFO [stderr]    |     ^^^^^^^^
Nov 16 21:02:42.891 INFO [stderr] 
Nov 16 21:02:42.891 INFO [stderr] warning: method is never used: `bfs`
Nov 16 21:02:42.891 INFO [stderr]   --> src/main.rs:40:5
Nov 16 21:02:42.891 INFO [stderr]    |
Nov 16 21:02:42.891 INFO [stderr] 40 |     fn bfs() {}
Nov 16 21:02:42.891 INFO [stderr]    |     ^^^^^^^^
Nov 16 21:02:42.891 INFO [stderr] 
Nov 16 21:02:42.891 INFO [stderr] warning: method is never used: `a_star`
Nov 16 21:02:42.891 INFO [stderr]   --> src/main.rs:43:5
Nov 16 21:02:42.891 INFO [stderr]    |
Nov 16 21:02:42.891 INFO [stderr] 43 |     fn a_star() {}
Nov 16 21:02:42.891 INFO [stderr]    |     ^^^^^^^^^^^
Nov 16 21:02:42.891 INFO [stderr] 
Nov 16 21:02:42.891 INFO [stderr] error: missing documentation for crate
Nov 16 21:02:42.891 INFO [stderr]    --> src/main.rs:1:1
Nov 16 21:02:42.891 INFO [stderr]     |
Nov 16 21:02:42.891 INFO [stderr] 1   | / #![deny(missing_docs)]
Nov 16 21:02:42.891 INFO [stderr] 2   | |
Nov 16 21:02:42.891 INFO [stderr] 3   | | extern crate piston;
Nov 16 21:02:42.891 INFO [stderr] 4   | | extern crate graphics;
Nov 16 21:02:42.891 INFO [stderr] ...   |
Nov 16 21:02:42.891 INFO [stderr] 155 | |     screen.run();
Nov 16 21:02:42.891 INFO [stderr] 156 | | }
Nov 16 21:02:42.891 INFO [stderr]     | |_^
Nov 16 21:02:42.891 INFO [stderr]     |
Nov 16 21:02:42.891 INFO [stderr] note: lint level defined here
Nov 16 21:02:42.891 INFO [stderr]    --> src/main.rs:1:9
Nov 16 21:02:42.891 INFO [stderr]     |
Nov 16 21:02:42.891 INFO [stderr] 1   | #![deny(missing_docs)]
Nov 16 21:02:42.891 INFO [stderr]     |         ^^^^^^^^^^^^
Nov 16 21:02:42.891 INFO [stderr] 
Nov 16 21:02:42.895 INFO [stderr] error: aborting due to previous error
Nov 16 21:02:42.895 INFO [stderr] 
Nov 16 21:02:42.920 INFO [stderr] error: Could not compile `maze_solver`.
Nov 16 21:02:42.920 INFO [stderr] 
Nov 16 21:02:42.920 INFO [stderr] To learn more, run the command again with --verbose.
Nov 16 21:02:42.922 INFO [stderr] su: No module specific data is present
Nov 16 21:02:43.904 INFO running `"docker" "inspect" "8ec68337d039a52e13f29b631fc8da5a114e78b73ada39f9cb1b64b338255303"`
Nov 16 21:02:44.221 INFO running `"docker" "rm" "-f" "8ec68337d039a52e13f29b631fc8da5a114e78b73ada39f9cb1b64b338255303"`
Nov 16 21:02:44.443 INFO [stdout] 8ec68337d039a52e13f29b631fc8da5a114e78b73ada39f9cb1b64b338255303