Dec 19 13:28:43.682 INFO checking lreynolds18/maze-solver against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 13:28:43.682 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/lreynolds18/maze-solver:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 13:28:43.963 INFO [stdout] e23e50b059678eedc2d3a002111c0889fdd112bc4d713be0be85857f208776f2
Dec 19 13:28:43.965 INFO running `"docker" "start" "-a" "e23e50b059678eedc2d3a002111c0889fdd112bc4d713be0be85857f208776f2"`
Dec 19 13:28:44.971 INFO [stderr]     Checking either v1.3.0
Dec 19 13:28:44.971 INFO [stderr]    Compiling bitflags v1.0.0
Dec 19 13:28:44.994 INFO [stderr]     Checking serde v1.0.19
Dec 19 13:28:45.014 INFO [stderr]     Checking shared_library v0.1.7
Dec 19 13:28:45.016 INFO [stderr]    Compiling x11-dl v2.16.0
Dec 19 13:28:45.019 INFO [stderr]     Checking png v0.10.0
Dec 19 13:28:45.028 INFO [stderr]     Checking piston2d-graphics v0.22.0
Dec 19 13:28:45.031 INFO [stderr]    Compiling serde_derive v1.0.19
Dec 19 13:28:46.089 INFO [stderr]     Checking coco v0.1.1
Dec 19 13:28:46.128 INFO [stderr]    Compiling target_build_utils v0.3.1
Dec 19 13:28:46.780 INFO [stderr]    Compiling xml-rs v0.7.0
Dec 19 13:28:47.744 INFO [stderr]     Checking osmesa-sys v0.1.2
Dec 19 13:28:47.776 INFO [stderr]     Checking rayon-core v1.2.1
Dec 19 13:28:50.488 INFO [stderr]    Compiling libloading v0.3.4
Dec 19 13:28:50.588 INFO [stderr]     Checking rayon v0.8.2
Dec 19 13:28:56.172 INFO [stderr]    Compiling gl_generator v0.6.1
Dec 19 13:28:57.464 INFO [stderr]     Checking jpeg-decoder v0.1.13
Dec 19 13:28:57.696 INFO [stderr]     Checking dlib v0.3.1
Dec 19 13:28:58.160 INFO [stderr]     Checking wayland-sys v0.9.10
Dec 19 13:28:58.769 INFO [stderr]     Checking wayland-client v0.9.10
Dec 19 13:28:59.164 INFO [stderr]     Checking image v0.16.0
Dec 19 13:28:59.944 INFO [stderr]    Compiling gl v0.6.5
Dec 19 13:29:01.172 INFO [stderr]     Checking wayland-protocols v0.9.10
Dec 19 13:29:01.172 INFO [stderr]     Checking wayland-kbd v0.9.1
Dec 19 13:29:03.405 INFO [stderr]     Checking wayland-window v0.7.0
Dec 19 13:29:04.170 INFO [stderr]     Checking winit v0.7.6
Dec 19 13:29:04.500 INFO [stderr]     Checking pistoncore-input v0.19.0
Dec 19 13:29:06.016 INFO [stderr]     Checking glutin v0.9.2
Dec 19 13:29:07.308 INFO [stderr]     Checking pistoncore-window v0.29.0
Dec 19 13:29:08.667 INFO [stderr]     Checking pistoncore-event_loop v0.34.0
Dec 19 13:29:09.184 INFO [stderr]     Checking piston v0.34.0
Dec 19 13:29:09.942 INFO [stderr]     Checking piston2d-opengl_graphics v0.47.0
Dec 19 13:29:09.942 INFO [stderr]     Checking pistoncore-glutin_window v0.40.1
Dec 19 13:29:10.693 INFO [stderr]     Checking maze_solver v0.1.0 (/opt/crater/workdir)
Dec 19 13:29:11.362 INFO [stderr] warning: struct is never constructed: `MazeSolver`
Dec 19 13:29:11.362 INFO [stderr]   --> src/main.rs:32:1
Dec 19 13:29:11.362 INFO [stderr]    |
Dec 19 13:29:11.362 INFO [stderr] 32 | struct MazeSolver {
Dec 19 13:29:11.362 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 19 13:29:11.362 INFO [stderr]    |
Dec 19 13:29:11.362 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 13:29:11.362 INFO [stderr] 
Dec 19 13:29:11.362 INFO [stderr] warning: method is never used: `dfs`
Dec 19 13:29:11.362 INFO [stderr]   --> src/main.rs:37:5
Dec 19 13:29:11.362 INFO [stderr]    |
Dec 19 13:29:11.362 INFO [stderr] 37 |     fn dfs() {}
Dec 19 13:29:11.362 INFO [stderr]    |     ^^^^^^^^
Dec 19 13:29:11.362 INFO [stderr] 
Dec 19 13:29:11.362 INFO [stderr] warning: method is never used: `bfs`
Dec 19 13:29:11.362 INFO [stderr]   --> src/main.rs:40:5
Dec 19 13:29:11.362 INFO [stderr]    |
Dec 19 13:29:11.362 INFO [stderr] 40 |     fn bfs() {}
Dec 19 13:29:11.362 INFO [stderr]    |     ^^^^^^^^
Dec 19 13:29:11.362 INFO [stderr] 
Dec 19 13:29:11.362 INFO [stderr] warning: method is never used: `a_star`
Dec 19 13:29:11.363 INFO [stderr]   --> src/main.rs:43:5
Dec 19 13:29:11.363 INFO [stderr]    |
Dec 19 13:29:11.363 INFO [stderr] 43 |     fn a_star() {}
Dec 19 13:29:11.363 INFO [stderr]    |     ^^^^^^^^^^^
Dec 19 13:29:11.363 INFO [stderr] 
Dec 19 13:29:11.397 INFO [stderr] warning: struct is never constructed: `MazeSolver`
Dec 19 13:29:11.397 INFO [stderr]   --> src/main.rs:32:1
Dec 19 13:29:11.397 INFO [stderr]    |
Dec 19 13:29:11.397 INFO [stderr] 32 | struct MazeSolver {
Dec 19 13:29:11.397 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 19 13:29:11.397 INFO [stderr]    |
Dec 19 13:29:11.397 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 13:29:11.397 INFO [stderr] 
Dec 19 13:29:11.397 INFO [stderr] warning: method is never used: `dfs`
Dec 19 13:29:11.397 INFO [stderr]   --> src/main.rs:37:5
Dec 19 13:29:11.397 INFO [stderr]    |
Dec 19 13:29:11.397 INFO [stderr] 37 |     fn dfs() {}
Dec 19 13:29:11.397 INFO [stderr]    |     ^^^^^^^^
Dec 19 13:29:11.397 INFO [stderr] 
Dec 19 13:29:11.397 INFO [stderr] warning: method is never used: `bfs`
Dec 19 13:29:11.397 INFO [stderr]   --> src/main.rs:40:5
Dec 19 13:29:11.397 INFO [stderr]    |
Dec 19 13:29:11.397 INFO [stderr] 40 |     fn bfs() {}
Dec 19 13:29:11.397 INFO [stderr]    |     ^^^^^^^^
Dec 19 13:29:11.397 INFO [stderr] 
Dec 19 13:29:11.397 INFO [stderr] warning: method is never used: `a_star`
Dec 19 13:29:11.397 INFO [stderr]   --> src/main.rs:43:5
Dec 19 13:29:11.397 INFO [stderr]    |
Dec 19 13:29:11.397 INFO [stderr] 43 |     fn a_star() {}
Dec 19 13:29:11.397 INFO [stderr]    |     ^^^^^^^^^^^
Dec 19 13:29:11.397 INFO [stderr] 
Dec 19 13:29:11.397 INFO [stderr] error: missing documentation for crate
Dec 19 13:29:11.397 INFO [stderr]    --> src/main.rs:1:1
Dec 19 13:29:11.397 INFO [stderr]     |
Dec 19 13:29:11.397 INFO [stderr] 1   | / #![deny(missing_docs)]
Dec 19 13:29:11.397 INFO [stderr] 2   | |
Dec 19 13:29:11.397 INFO [stderr] 3   | | extern crate piston;
Dec 19 13:29:11.397 INFO [stderr] 4   | | extern crate graphics;
Dec 19 13:29:11.397 INFO [stderr] ...   |
Dec 19 13:29:11.397 INFO [stderr] 155 | |     screen.run();
Dec 19 13:29:11.397 INFO [stderr] 156 | | }
Dec 19 13:29:11.397 INFO [stderr]     | |_^
Dec 19 13:29:11.397 INFO [stderr]     |
Dec 19 13:29:11.397 INFO [stderr] note: lint level defined here
Dec 19 13:29:11.397 INFO [stderr]    --> src/main.rs:1:9
Dec 19 13:29:11.397 INFO [stderr]     |
Dec 19 13:29:11.397 INFO [stderr] 1   | #![deny(missing_docs)]
Dec 19 13:29:11.397 INFO [stderr]     |         ^^^^^^^^^^^^
Dec 19 13:29:11.397 INFO [stderr] 
Dec 19 13:29:11.397 INFO [stderr] error: aborting due to previous error
Dec 19 13:29:11.398 INFO [stderr] 
Dec 19 13:29:11.427 INFO [stderr] error: Could not compile `maze_solver`.
Dec 19 13:29:11.427 INFO [stderr] 
Dec 19 13:29:11.427 INFO [stderr] To learn more, run the command again with --verbose.
Dec 19 13:29:11.672 INFO running `"docker" "inspect" "e23e50b059678eedc2d3a002111c0889fdd112bc4d713be0be85857f208776f2"`
Dec 19 13:29:11.732 INFO running `"docker" "rm" "-f" "e23e50b059678eedc2d3a002111c0889fdd112bc4d713be0be85857f208776f2"`
Dec 19 13:29:11.865 INFO [stdout] e23e50b059678eedc2d3a002111c0889fdd112bc4d713be0be85857f208776f2