Dec 17 19:18:59.248 INFO checking mpizenberg/computer-vision-rs against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 19:18:59.248 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/mpizenberg/computer-vision-rs:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 19:18:59.547 INFO [stdout] e8ddd36d9652d0d715924a60b562d7a73ad530474262fcdfce8d6c270cc43914
Dec 17 19:18:59.550 INFO running `"docker" "start" "-a" "e8ddd36d9652d0d715924a60b562d7a73ad530474262fcdfce8d6c270cc43914"`
Dec 17 19:19:00.813 INFO [stderr]     Checking memmap v0.6.2
Dec 17 19:19:00.813 INFO [stderr]     Checking shared_library v0.1.8
Dec 17 19:19:00.813 INFO [stderr]     Checking atty v0.2.10
Dec 17 19:19:00.825 INFO [stderr]     Checking stb_truetype v0.2.2
Dec 17 19:19:00.825 INFO [stderr]     Checking deflate v0.7.18
Dec 17 19:19:00.825 INFO [stderr]     Checking rand v0.5.1
Dec 17 19:19:00.828 INFO [stderr]    Compiling wayland-scanner v0.12.5
Dec 17 19:19:00.828 INFO [stderr]     Checking tempfile v3.0.2
Dec 17 19:19:01.767 INFO [stderr]     Checking aho-corasick v0.6.6
Dec 17 19:19:01.943 INFO [stderr]     Checking nom v4.0.0
Dec 17 19:19:02.020 INFO [stderr]     Checking backtrace-sys v0.1.23
Dec 17 19:19:02.990 INFO [stderr]     Checking osmesa-sys v0.1.2
Dec 17 19:19:03.118 INFO [stderr]     Checking num-integer v0.1.36
Dec 17 19:19:03.934 INFO [stderr]     Checking approx v0.2.0
Dec 17 19:19:04.398 INFO [stderr]     Checking num-complex v0.2.0
Dec 17 19:19:05.442 INFO [stderr]     Checking serde_json v1.0.13
Dec 17 19:19:05.442 INFO [stderr]     Checking x11-dl v2.17.5
Dec 17 19:19:05.515 INFO [stderr]     Checking backtrace v0.3.8
Dec 17 19:19:05.516 INFO [stderr]    Compiling glutin v0.14.0
Dec 17 19:19:05.565 INFO [stderr]    Compiling glium v0.21.0
Dec 17 19:19:07.139 INFO [stderr]     Checking num-bigint v0.1.44
Dec 17 19:19:07.486 INFO [stderr]     Checking num-iter v0.1.35
Dec 17 19:19:07.772 INFO [stderr]     Checking regex v1.0.1
Dec 17 19:19:15.220 INFO [stderr]     Checking rayon-core v1.4.0
Dec 17 19:19:15.244 INFO [stderr]     Checking wayland-sys v0.12.5
Dec 17 19:19:15.604 INFO [stderr]    Compiling wayland-client v0.12.5
Dec 17 19:19:16.769 INFO [stderr]    Compiling wayland-protocols v0.12.5
Dec 17 19:19:18.336 INFO [stderr]     Checking rusttype v0.5.2
Dec 17 19:19:19.008 INFO [stderr]     Checking alga v0.6.0
Dec 17 19:19:19.048 INFO [stderr]     Checking png v0.12.0
Dec 17 19:19:25.674 INFO [stderr]     Checking num-rational v0.1.42
Dec 17 19:19:26.147 INFO [stderr]     Checking env_logger v0.5.10
Dec 17 19:19:26.913 INFO [stderr]     Checking rayon v1.0.1
Dec 17 19:19:27.134 INFO [stderr]     Checking pistoncore-input v0.21.0
Dec 17 19:19:30.336 INFO [stderr]     Checking num v0.1.42
Dec 17 19:19:30.485 INFO [stderr]     Checking quickcheck v0.6.2
Dec 17 19:19:42.508 INFO [stderr]     Checking wayland-kbd v0.13.1
Dec 17 19:19:42.656 INFO [stderr]     Checking nalgebra v0.15.3
Dec 17 19:19:45.722 INFO [stderr]     Checking jpeg-decoder v0.1.14
Dec 17 19:19:51.897 INFO [stderr]     Checking image v0.19.0
Dec 17 19:19:56.675 INFO [stderr]     Checking wayland-window v0.13.3
Dec 17 19:19:58.204 INFO [stderr]     Checking winit v0.12.0
Dec 17 19:20:31.603 INFO [stderr]     Checking conrod v0.60.0
Dec 17 19:20:44.716 INFO [stderr]     Checking computer-vision-rs v0.1.0 (/opt/crater/workdir)
Dec 17 19:20:48.628 INFO [stderr] warning: unused variable: `g_x`
Dec 17 19:20:48.629 INFO [stderr]   --> examples/gradient.rs:23:14
Dec 17 19:20:48.629 INFO [stderr]    |
Dec 17 19:20:48.629 INFO [stderr] 23 |         let (g_x, g_y) = gradient_2(&img_matrix);
Dec 17 19:20:48.630 INFO [stderr]    |              ^^^ help: consider using `_g_x` instead
Dec 17 19:20:48.648 INFO [stderr]    |
Dec 17 19:20:48.649 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 19:20:48.649 INFO [stderr] 
Dec 17 19:20:48.649 INFO [stderr] warning: unused variable: `g_y`
Dec 17 19:20:48.650 INFO [stderr]   --> examples/gradient.rs:23:19
Dec 17 19:20:48.650 INFO [stderr]    |
Dec 17 19:20:48.650 INFO [stderr] 23 |         let (g_x, g_y) = gradient_2(&img_matrix);
Dec 17 19:20:48.651 INFO [stderr]    |                   ^^^ help: consider using `_g_y` instead
Dec 17 19:20:48.651 INFO [stderr] 
Dec 17 19:20:48.732 INFO [stderr] warning: function is never used: `gradient_x_inner_for`
Dec 17 19:20:48.732 INFO [stderr]   --> examples/gradient.rs:53:1
Dec 17 19:20:48.732 INFO [stderr]    |
Dec 17 19:20:48.733 INFO [stderr] 53 | fn gradient_x_inner_for(mat: &DMatrix<u8>) -> DMatrix<i16> {
Dec 17 19:20:48.733 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:20:48.733 INFO [stderr]    |
Dec 17 19:20:48.733 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 19:20:48.733 INFO [stderr] 
Dec 17 19:20:48.733 INFO [stderr] warning: function is never used: `gradient_y_inner_for`
Dec 17 19:20:48.734 INFO [stderr]   --> examples/gradient.rs:66:1
Dec 17 19:20:48.734 INFO [stderr]    |
Dec 17 19:20:48.734 INFO [stderr] 66 | fn gradient_y_inner_for(mat: &DMatrix<u8>) -> DMatrix<i16> {
Dec 17 19:20:48.735 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:20:48.735 INFO [stderr] 
Dec 17 19:20:48.735 INFO [stderr] warning: function is never used: `gradient_x_inner_from_fn`
Dec 17 19:20:48.735 INFO [stderr]   --> examples/gradient.rs:81:1
Dec 17 19:20:48.736 INFO [stderr]    |
Dec 17 19:20:48.736 INFO [stderr] 81 | fn gradient_x_inner_from_fn(mat: &DMatrix<u8>) -> DMatrix<i16> {
Dec 17 19:20:48.736 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:20:48.736 INFO [stderr] 
Dec 17 19:20:48.737 INFO [stderr] warning: function is never used: `gradient_y_inner_from_fn`
Dec 17 19:20:48.737 INFO [stderr]   --> examples/gradient.rs:88:1
Dec 17 19:20:48.737 INFO [stderr]    |
Dec 17 19:20:48.737 INFO [stderr] 88 | fn gradient_y_inner_from_fn(mat: &DMatrix<u8>) -> DMatrix<i16> {
Dec 17 19:20:48.738 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:20:48.738 INFO [stderr] 
Dec 17 19:20:52.700 INFO [stderr] warning: function is never used: `half_gradients`
Dec 17 19:20:52.700 INFO [stderr]   --> examples/gradient_pyramid.rs:90:1
Dec 17 19:20:52.700 INFO [stderr]    |
Dec 17 19:20:52.700 INFO [stderr] 90 | fn half_gradients(mat: &DMatrix<u8>) -> DMatrix<(i16, i16, u16)> {
Dec 17 19:20:52.700 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 19:20:52.700 INFO [stderr]    |
Dec 17 19:20:52.700 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 19:20:52.700 INFO [stderr] 
Dec 17 19:20:54.648 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 54s
Dec 17 19:20:55.500 INFO running `"docker" "inspect" "e8ddd36d9652d0d715924a60b562d7a73ad530474262fcdfce8d6c270cc43914"`
Dec 17 19:20:55.922 INFO running `"docker" "rm" "-f" "e8ddd36d9652d0d715924a60b562d7a73ad530474262fcdfce8d6c270cc43914"`
Dec 17 19:20:56.372 INFO [stdout] e8ddd36d9652d0d715924a60b562d7a73ad530474262fcdfce8d6c270cc43914