Nov 29 21:57:48.613 INFO checking mpizenberg/computer-vision-rs against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 29 21:57:48.613 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 21:57:49.178 INFO [stdout] 78acf2f428adff056a4af00edc08b03d675d722c4520bac8c7567922e1f57bf5
Nov 29 21:57:49.181 INFO running `"docker" "start" "-a" "78acf2f428adff056a4af00edc08b03d675d722c4520bac8c7567922e1f57bf5"`
Nov 29 21:57:51.404 INFO [stderr] usermod: no changes
Nov 29 21:57:51.953 INFO [stderr]     Checking fixedbitset v0.1.9
Nov 29 21:57:51.954 INFO [stderr]     Checking memmap v0.6.2
Nov 29 21:57:51.954 INFO [stderr]     Checking shared_library v0.1.8
Nov 29 21:57:51.954 INFO [stderr]     Checking atty v0.2.10
Nov 29 21:57:51.977 INFO [stderr]    Compiling proc-macro2 v0.3.8
Nov 29 21:57:52.010 INFO [stderr]     Checking rand v0.5.1
Nov 29 21:57:52.038 INFO [stderr]     Checking tempfile v3.0.2
Nov 29 21:57:52.040 INFO [stderr]     Checking aho-corasick v0.6.6
Nov 29 21:57:53.670 INFO [stderr]     Checking nom v4.0.0
Nov 29 21:57:54.203 INFO [stderr]     Checking backtrace-sys v0.1.23
Nov 29 21:57:54.451 INFO [stderr]     Checking x11-dl v2.17.5
Nov 29 21:57:54.921 INFO [stderr]     Checking osmesa-sys v0.1.2
Nov 29 21:57:55.189 INFO [stderr]     Checking num-integer v0.1.36
Nov 29 21:57:55.473 INFO [stderr]     Checking num-complex v0.2.0
Nov 29 21:57:56.328 INFO [stderr]     Checking approx v0.2.0
Nov 29 21:57:56.908 INFO [stderr]     Checking serde_json v1.0.13
Nov 29 21:57:57.369 INFO [stderr]     Checking generic-array v0.11.0
Nov 29 21:57:58.667 INFO [stderr]    Compiling glutin v0.14.0
Nov 29 21:58:00.196 INFO [stderr]    Compiling glium v0.21.0
Nov 29 21:58:00.249 INFO [stderr]     Checking petgraph v0.4.12
Nov 29 21:58:01.184 INFO [stderr]     Checking rayon-core v1.4.0
Nov 29 21:58:12.242 INFO [stderr]     Checking backtrace v0.3.8
Nov 29 21:58:12.244 INFO [stderr]     Checking regex v1.0.1
Nov 29 21:58:12.246 INFO [stderr]     Checking num-bigint v0.1.44
Nov 29 21:58:12.269 INFO [stderr]     Checking num-iter v0.1.35
Nov 29 21:58:13.880 INFO [stderr]     Checking wayland-sys v0.12.5
Nov 29 21:58:15.756 INFO [stderr]     Checking alga v0.6.0
Nov 29 21:58:16.316 INFO [stderr]     Checking rayon v1.0.1
Nov 29 21:58:16.524 INFO [stderr]    Compiling quote v0.5.2
Nov 29 21:58:16.581 INFO [stderr]     Checking rusttype v0.5.2
Nov 29 21:58:17.204 INFO [stderr]     Checking png v0.12.0
Nov 29 21:58:25.401 INFO [stderr]     Checking daggy v0.5.0
Nov 29 21:58:25.820 INFO [stderr]     Checking wayland-client v0.12.5
Nov 29 21:58:25.948 INFO [stderr]     Checking pistoncore-input v0.21.0
Nov 29 21:58:30.620 INFO [stderr]    Compiling syn v0.13.11
Nov 29 21:58:31.753 INFO [stderr]     Checking num-rational v0.1.42
Nov 29 21:58:37.436 INFO [stderr]     Checking env_logger v0.5.10
Nov 29 21:58:38.680 INFO [stderr]     Checking num v0.1.42
Nov 29 21:58:39.456 INFO [stderr]     Checking nalgebra v0.15.3
Nov 29 21:58:40.283 INFO [stderr]     Checking wayland-protocols v0.12.5
Nov 29 21:58:41.303 INFO [stderr]     Checking wayland-kbd v0.13.1
Nov 29 21:58:43.810 INFO [stderr]     Checking jpeg-decoder v0.1.14
Nov 29 21:58:49.997 INFO [stderr]     Checking quickcheck v0.6.2
Nov 29 21:58:54.897 INFO [stderr]     Checking image v0.19.0
Nov 29 21:59:04.085 INFO [stderr]     Checking wayland-window v0.13.3
Nov 29 21:59:07.562 INFO [stderr]     Checking winit v0.12.0
Nov 29 21:59:42.140 INFO [stderr]    Compiling conrod_derive v0.1.2
Nov 29 22:00:00.948 INFO [stderr]     Checking conrod v0.60.0
Nov 29 22:00:14.866 INFO [stderr]     Checking computer-vision-rs v0.1.0 (/source)
Nov 29 22:00:25.296 INFO [stderr] warning: function is never used: `half_gradients`
Nov 29 22:00:25.296 INFO [stderr]   --> examples/gradient_pyramid.rs:90:1
Nov 29 22:00:25.296 INFO [stderr]    |
Nov 29 22:00:25.296 INFO [stderr] 90 | fn half_gradients(mat: &DMatrix<u8>) -> DMatrix<(i16, i16, u16)> {
Nov 29 22:00:25.296 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 22:00:25.296 INFO [stderr]    |
Nov 29 22:00:25.296 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 29 22:00:25.296 INFO [stderr] 
Nov 29 22:00:25.685 INFO [stderr] warning: unused variable: `g_x`
Nov 29 22:00:25.686 INFO [stderr]   --> examples/gradient.rs:23:14
Nov 29 22:00:25.686 INFO [stderr]    |
Nov 29 22:00:25.686 INFO [stderr] 23 |         let (g_x, g_y) = gradient_2(&img_matrix);
Nov 29 22:00:25.686 INFO [stderr]    |              ^^^ help: consider using `_g_x` instead
Nov 29 22:00:25.692 INFO [stderr]    |
Nov 29 22:00:25.692 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 29 22:00:25.692 INFO [stderr] 
Nov 29 22:00:25.692 INFO [stderr] warning: unused variable: `g_y`
Nov 29 22:00:25.692 INFO [stderr]   --> examples/gradient.rs:23:19
Nov 29 22:00:25.692 INFO [stderr]    |
Nov 29 22:00:25.692 INFO [stderr] 23 |         let (g_x, g_y) = gradient_2(&img_matrix);
Nov 29 22:00:25.692 INFO [stderr]    |                   ^^^ help: consider using `_g_y` instead
Nov 29 22:00:25.692 INFO [stderr] 
Nov 29 22:00:25.700 INFO [stderr] warning: function is never used: `gradient_x_inner_for`
Nov 29 22:00:25.701 INFO [stderr]   --> examples/gradient.rs:53:1
Nov 29 22:00:25.701 INFO [stderr]    |
Nov 29 22:00:25.701 INFO [stderr] 53 | fn gradient_x_inner_for(mat: &DMatrix<u8>) -> DMatrix<i16> {
Nov 29 22:00:25.701 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 22:00:25.701 INFO [stderr]    |
Nov 29 22:00:25.701 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 29 22:00:25.701 INFO [stderr] 
Nov 29 22:00:25.701 INFO [stderr] warning: function is never used: `gradient_y_inner_for`
Nov 29 22:00:25.701 INFO [stderr]   --> examples/gradient.rs:66:1
Nov 29 22:00:25.701 INFO [stderr]    |
Nov 29 22:00:25.701 INFO [stderr] 66 | fn gradient_y_inner_for(mat: &DMatrix<u8>) -> DMatrix<i16> {
Nov 29 22:00:25.701 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 22:00:25.704 INFO [stderr] 
Nov 29 22:00:25.704 INFO [stderr] warning: function is never used: `gradient_x_inner_from_fn`
Nov 29 22:00:25.704 INFO [stderr]   --> examples/gradient.rs:81:1
Nov 29 22:00:25.704 INFO [stderr]    |
Nov 29 22:00:25.704 INFO [stderr] 81 | fn gradient_x_inner_from_fn(mat: &DMatrix<u8>) -> DMatrix<i16> {
Nov 29 22:00:25.704 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 22:00:25.704 INFO [stderr] 
Nov 29 22:00:25.704 INFO [stderr] warning: function is never used: `gradient_y_inner_from_fn`
Nov 29 22:00:25.704 INFO [stderr]   --> examples/gradient.rs:88:1
Nov 29 22:00:25.704 INFO [stderr]    |
Nov 29 22:00:25.704 INFO [stderr] 88 | fn gradient_y_inner_from_fn(mat: &DMatrix<u8>) -> DMatrix<i16> {
Nov 29 22:00:25.704 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 22:00:25.704 INFO [stderr] 
Nov 29 22:00:29.946 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 38s
Nov 29 22:00:29.972 INFO [stderr] su: No module specific data is present
Nov 29 22:00:30.314 INFO running `"docker" "inspect" "78acf2f428adff056a4af00edc08b03d675d722c4520bac8c7567922e1f57bf5"`
Nov 29 22:00:30.538 INFO running `"docker" "rm" "-f" "78acf2f428adff056a4af00edc08b03d675d722c4520bac8c7567922e1f57bf5"`
Nov 29 22:00:30.728 INFO [stdout] 78acf2f428adff056a4af00edc08b03d675d722c4520bac8c7567922e1f57bf5