Nov 29 23:12:30.657 INFO checking lreynolds18/maze-solver against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 29 23:12:30.657 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-5/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-alt check --frozen --all --all-targets" "-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 29 23:12:31.193 INFO [stdout] 04e299be9dcf9cb355b69d19a0ba2991dcf039c4687ef459b4e820fa2317ec2f
Nov 29 23:12:31.195 INFO running `"docker" "start" "-a" "04e299be9dcf9cb355b69d19a0ba2991dcf039c4687ef459b4e820fa2317ec2f"`
Nov 29 23:12:33.087 INFO [stderr] usermod: no changes
Nov 29 23:12:33.426 INFO [stderr]     Checking either v1.3.0
Nov 29 23:12:33.433 INFO [stderr]    Compiling bitflags v1.0.0
Nov 29 23:12:33.488 INFO [stderr]    Compiling rand v0.3.18
Nov 29 23:12:33.502 INFO [stderr]    Compiling serde_json v0.9.10
Nov 29 23:12:33.512 INFO [stderr]    Compiling x11-dl v2.16.0
Nov 29 23:12:33.517 INFO [stderr]     Checking shared_library v0.1.7
Nov 29 23:12:33.523 INFO [stderr]     Checking deflate v0.7.17
Nov 29 23:12:33.525 INFO [stderr]     Checking tempfile v2.2.0
Nov 29 23:12:34.967 INFO [stderr]    Compiling glutin v0.9.2
Nov 29 23:12:36.270 INFO [stderr]    Compiling xml-rs v0.7.0
Nov 29 23:12:36.818 INFO [stderr]     Checking piston2d-graphics v0.22.0
Nov 29 23:12:37.266 INFO [stderr]     Checking osmesa-sys v0.1.2
Nov 29 23:12:38.021 INFO [stderr]     Checking fs2 v0.2.5
Nov 29 23:12:39.892 INFO [stderr]    Compiling serde_derive v1.0.19
Nov 29 23:12:40.498 INFO [stderr]     Checking coco v0.1.1
Nov 29 23:12:42.217 INFO [stderr]     Checking memmap v0.4.0
Nov 29 23:12:47.630 INFO [stderr]     Checking png v0.10.0
Nov 29 23:12:49.937 INFO [stderr]     Checking rayon-core v1.2.1
Nov 29 23:12:53.088 INFO [stderr]    Compiling phf_generator v0.7.21
Nov 29 23:12:53.156 INFO [stderr]    Compiling gl_generator v0.6.1
Nov 29 23:12:53.808 INFO [stderr]    Compiling phf_codegen v0.7.21
Nov 29 23:12:53.864 INFO [stderr]     Checking rayon v0.8.2
Nov 29 23:12:55.872 INFO [stderr]    Compiling target_build_utils v0.3.1
Nov 29 23:13:01.656 INFO [stderr]    Compiling gl v0.6.5
Nov 29 23:13:02.951 INFO [stderr]     Checking jpeg-decoder v0.1.13
Nov 29 23:13:05.620 INFO [stderr]     Checking pistoncore-input v0.19.0
Nov 29 23:13:06.121 INFO [stderr]     Checking image v0.16.0
Nov 29 23:13:10.422 INFO [stderr]     Checking pistoncore-window v0.29.0
Nov 29 23:13:12.561 INFO [stderr]     Checking pistoncore-event_loop v0.34.0
Nov 29 23:13:13.752 INFO [stderr]     Checking piston v0.34.0
Nov 29 23:13:15.838 INFO [stderr]    Compiling libloading v0.3.4
Nov 29 23:13:16.980 INFO [stderr]     Checking piston2d-opengl_graphics v0.47.0
Nov 29 23:13:18.140 INFO [stderr]     Checking dlib v0.3.1
Nov 29 23:13:18.444 INFO [stderr]     Checking wayland-sys v0.9.10
Nov 29 23:13:18.837 INFO [stderr]     Checking wayland-client v0.9.10
Nov 29 23:13:20.340 INFO [stderr]     Checking wayland-protocols v0.9.10
Nov 29 23:13:20.340 INFO [stderr]     Checking wayland-kbd v0.9.1
Nov 29 23:13:22.836 INFO [stderr]     Checking wayland-window v0.7.0
Nov 29 23:13:23.680 INFO [stderr]     Checking winit v0.7.6
Nov 29 23:13:27.536 INFO [stderr]     Checking pistoncore-glutin_window v0.40.1
Nov 29 23:13:28.911 INFO [stderr]     Checking maze_solver v0.1.0 (/source)
Nov 29 23:13:32.525 INFO [stderr] warning: struct is never constructed: `MazeSolver`
Nov 29 23:13:32.525 INFO [stderr]   --> src/main.rs:32:1
Nov 29 23:13:32.525 INFO [stderr]    |
Nov 29 23:13:32.525 INFO [stderr] 32 | struct MazeSolver {
Nov 29 23:13:32.525 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Nov 29 23:13:32.525 INFO [stderr]    |
Nov 29 23:13:32.525 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 29 23:13:32.525 INFO [stderr] 
Nov 29 23:13:32.525 INFO [stderr] warning: method is never used: `dfs`
Nov 29 23:13:32.525 INFO [stderr]   --> src/main.rs:37:5
Nov 29 23:13:32.525 INFO [stderr]    |
Nov 29 23:13:32.525 INFO [stderr] 37 |     fn dfs() {}
Nov 29 23:13:32.525 INFO [stderr]    |     ^^^^^^^^
Nov 29 23:13:32.525 INFO [stderr] 
Nov 29 23:13:32.526 INFO [stderr] warning: method is never used: `bfs`
Nov 29 23:13:32.526 INFO [stderr]   --> src/main.rs:40:5
Nov 29 23:13:32.526 INFO [stderr]    |
Nov 29 23:13:32.526 INFO [stderr] 40 |     fn bfs() {}
Nov 29 23:13:32.526 INFO [stderr]    |     ^^^^^^^^
Nov 29 23:13:32.526 INFO [stderr] 
Nov 29 23:13:32.526 INFO [stderr] warning: method is never used: `a_star`
Nov 29 23:13:32.526 INFO [stderr]   --> src/main.rs:43:5
Nov 29 23:13:32.526 INFO [stderr]    |
Nov 29 23:13:32.526 INFO [stderr] 43 |     fn a_star() {}
Nov 29 23:13:32.526 INFO [stderr]    |     ^^^^^^^^^^^
Nov 29 23:13:32.526 INFO [stderr] 
Nov 29 23:13:32.527 INFO [stderr] error: missing documentation for crate
Nov 29 23:13:32.527 INFO [stderr]    --> src/main.rs:1:1
Nov 29 23:13:32.527 INFO [stderr]     |
Nov 29 23:13:32.527 INFO [stderr] 1   | / #![deny(missing_docs)]
Nov 29 23:13:32.527 INFO [stderr] 2   | |
Nov 29 23:13:32.527 INFO [stderr] 3   | | extern crate piston;
Nov 29 23:13:32.527 INFO [stderr] 4   | | extern crate graphics;
Nov 29 23:13:32.527 INFO [stderr] ...   |
Nov 29 23:13:32.527 INFO [stderr] 155 | |     screen.run();
Nov 29 23:13:32.527 INFO [stderr] 156 | | }
Nov 29 23:13:32.527 INFO [stderr]     | |_^
Nov 29 23:13:32.527 INFO [stderr]     |
Nov 29 23:13:32.527 INFO [stderr] note: lint level defined here
Nov 29 23:13:32.527 INFO [stderr]    --> src/main.rs:1:9
Nov 29 23:13:32.527 INFO [stderr]     |
Nov 29 23:13:32.527 INFO [stderr] 1   | #![deny(missing_docs)]
Nov 29 23:13:32.527 INFO [stderr]     |         ^^^^^^^^^^^^
Nov 29 23:13:32.527 INFO [stderr] 
Nov 29 23:13:32.531 INFO [stderr] error: aborting due to previous error
Nov 29 23:13:32.531 INFO [stderr] 
Nov 29 23:13:32.539 INFO [stderr] error: Could not compile `maze_solver`.
Nov 29 23:13:32.539 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Nov 29 23:13:32.579 INFO [stderr] warning: struct is never constructed: `MazeSolver`
Nov 29 23:13:32.580 INFO [stderr]   --> src/main.rs:32:1
Nov 29 23:13:32.580 INFO [stderr]    |
Nov 29 23:13:32.580 INFO [stderr] 32 | struct MazeSolver {
Nov 29 23:13:32.581 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Nov 29 23:13:32.581 INFO [stderr]    |
Nov 29 23:13:32.581 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 29 23:13:32.581 INFO [stderr] 
Nov 29 23:13:32.581 INFO [stderr] warning: method is never used: `dfs`
Nov 29 23:13:32.581 INFO [stderr]   --> src/main.rs:37:5
Nov 29 23:13:32.581 INFO [stderr]    |
Nov 29 23:13:32.581 INFO [stderr] 37 |     fn dfs() {}
Nov 29 23:13:32.581 INFO [stderr]    |     ^^^^^^^^
Nov 29 23:13:32.581 INFO [stderr] 
Nov 29 23:13:32.581 INFO [stderr] warning: method is never used: `bfs`
Nov 29 23:13:32.581 INFO [stderr]   --> src/main.rs:40:5
Nov 29 23:13:32.581 INFO [stderr]    |
Nov 29 23:13:32.581 INFO [stderr] 40 |     fn bfs() {}
Nov 29 23:13:32.581 INFO [stderr]    |     ^^^^^^^^
Nov 29 23:13:32.581 INFO [stderr] 
Nov 29 23:13:32.581 INFO [stderr] warning: method is never used: `a_star`
Nov 29 23:13:32.581 INFO [stderr]   --> src/main.rs:43:5
Nov 29 23:13:32.581 INFO [stderr]    |
Nov 29 23:13:32.581 INFO [stderr] 43 |     fn a_star() {}
Nov 29 23:13:32.581 INFO [stderr]    |     ^^^^^^^^^^^
Nov 29 23:13:32.581 INFO [stderr] 
Nov 29 23:13:32.673 INFO [stderr] error: build failed
Nov 29 23:13:32.677 INFO [stderr] su: No module specific data is present
Nov 29 23:13:33.486 INFO running `"docker" "inspect" "04e299be9dcf9cb355b69d19a0ba2991dcf039c4687ef459b4e820fa2317ec2f"`
Nov 29 23:13:33.782 INFO running `"docker" "rm" "-f" "04e299be9dcf9cb355b69d19a0ba2991dcf039c4687ef459b4e820fa2317ec2f"`
Nov 29 23:13:34.136 INFO [stdout] 04e299be9dcf9cb355b69d19a0ba2991dcf039c4687ef459b4e820fa2317ec2f