Dec 19 20:30:09.925 INFO checking andreml8/ray-tracer against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 20:30:09.925 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/andreml8/ray-tracer:/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 20:30:10.236 INFO [stdout] 31bea67512f2b4e1440051aea3de7342fe194cb25b5fae29d025681635d4cd83
Dec 19 20:30:10.239 INFO running `"docker" "start" "-a" "31bea67512f2b4e1440051aea3de7342fe194cb25b5fae29d025681635d4cd83"`
Dec 19 20:30:11.104 INFO [stderr]    Compiling serde v0.9.12
Dec 19 20:30:11.134 INFO [stderr]     Checking cgmath v0.14.1
Dec 19 20:30:11.134 INFO [stderr]     Checking osmesa-sys v0.1.2
Dec 19 20:30:11.155 INFO [stderr]     Checking quaternion v0.3.0
Dec 19 20:30:11.155 INFO [stderr]     Checking x11-dl v2.12.0
Dec 19 20:30:11.892 INFO [stderr]     Checking collada v0.5.0
Dec 19 20:30:24.612 INFO [stderr]    Compiling serde_json v0.9.9
Dec 19 20:30:28.084 INFO [stderr]    Compiling target_build_utils v0.3.0
Dec 19 20:30:30.444 INFO [stderr]    Compiling libloading v0.3.4
Dec 19 20:30:32.757 INFO [stderr]     Checking dlib v0.3.1
Dec 19 20:30:33.228 INFO [stderr]     Checking wayland-sys v0.7.8
Dec 19 20:30:33.660 INFO [stderr]     Checking wayland-client v0.7.8
Dec 19 20:30:35.169 INFO [stderr]     Checking wayland-window v0.4.4
Dec 19 20:30:35.169 INFO [stderr]     Checking wayland-kbd v0.6.3
Dec 19 20:30:36.382 INFO [stderr]     Checking winit v0.5.11
Dec 19 20:30:37.796 INFO [stderr]     Checking glutin v0.7.4
Dec 19 20:30:39.303 INFO [stderr]     Checking glium v0.16.0
Dec 19 20:30:53.144 INFO [stderr]     Checking ray-tracer v0.1.0 (/opt/crater/workdir)
Dec 19 20:30:54.200 INFO [stderr] warning: unused import: `self::nrooks::generate_samples as nrooks_gen_samples`
Dec 19 20:30:54.200 INFO [stderr]   --> src/samplers/mod.rs:14:5
Dec 19 20:30:54.200 INFO [stderr]    |
Dec 19 20:30:54.200 INFO [stderr] 14 | use self::nrooks::generate_samples as nrooks_gen_samples;
Dec 19 20:30:54.200 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:30:54.201 INFO [stderr]    |
Dec 19 20:30:54.201 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 20:30:54.201 INFO [stderr] 
Dec 19 20:30:54.316 INFO [stderr] warning: unused import: `self::nrooks::generate_samples as nrooks_gen_samples`
Dec 19 20:30:54.316 INFO [stderr]   --> src/samplers/mod.rs:14:5
Dec 19 20:30:54.316 INFO [stderr]    |
Dec 19 20:30:54.316 INFO [stderr] 14 | use self::nrooks::generate_samples as nrooks_gen_samples;
Dec 19 20:30:54.316 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:30:54.316 INFO [stderr]    |
Dec 19 20:30:54.316 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 19 20:30:54.316 INFO [stderr] 
Dec 19 20:30:54.812 INFO [stderr] warning: function is never used: `generate_samples`
Dec 19 20:30:54.812 INFO [stderr]   --> src/samplers/nrooks.rs:7:1
Dec 19 20:30:54.812 INFO [stderr]    |
Dec 19 20:30:54.812 INFO [stderr] 7  | / pub fn generate_samples(samples: &mut Vec<Point2>,
Dec 19 20:30:54.812 INFO [stderr] 8  | |                         num_sets: u32,
Dec 19 20:30:54.812 INFO [stderr] 9  | |                         num_samples: u32)
Dec 19 20:30:54.812 INFO [stderr] 10 | | {
Dec 19 20:30:54.812 INFO [stderr] ...  |
Dec 19 20:30:54.812 INFO [stderr] 48 | |     }
Dec 19 20:30:54.812 INFO [stderr] 49 | | }
Dec 19 20:30:54.812 INFO [stderr]    | |_^
Dec 19 20:30:54.812 INFO [stderr]    |
Dec 19 20:30:54.812 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 20:30:54.812 INFO [stderr] 
Dec 19 20:30:54.812 INFO [stderr] warning: field is never used: `id`
Dec 19 20:30:54.812 INFO [stderr]   --> src/concurrent.rs:59:5
Dec 19 20:30:54.812 INFO [stderr]    |
Dec 19 20:30:54.812 INFO [stderr] 59 |     id: usize,
Dec 19 20:30:54.812 INFO [stderr]    |     ^^^^^^^^^
Dec 19 20:30:54.812 INFO [stderr] 
Dec 19 20:30:55.761 INFO [stderr] warning: function is never used: `generate_samples`
Dec 19 20:30:55.761 INFO [stderr]   --> src/samplers/nrooks.rs:7:1
Dec 19 20:30:55.761 INFO [stderr]    |
Dec 19 20:30:55.761 INFO [stderr] 7  | / pub fn generate_samples(samples: &mut Vec<Point2>,
Dec 19 20:30:55.761 INFO [stderr] 8  | |                         num_sets: u32,
Dec 19 20:30:55.761 INFO [stderr] 9  | |                         num_samples: u32)
Dec 19 20:30:55.761 INFO [stderr] 10 | | {
Dec 19 20:30:55.761 INFO [stderr] ...  |
Dec 19 20:30:55.761 INFO [stderr] 48 | |     }
Dec 19 20:30:55.761 INFO [stderr] 49 | | }
Dec 19 20:30:55.761 INFO [stderr]    | |_^
Dec 19 20:30:55.761 INFO [stderr]    |
Dec 19 20:30:55.761 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 20:30:55.761 INFO [stderr] 
Dec 19 20:30:55.761 INFO [stderr] warning: field is never used: `id`
Dec 19 20:30:55.761 INFO [stderr]   --> src/concurrent.rs:59:5
Dec 19 20:30:55.761 INFO [stderr]    |
Dec 19 20:30:55.761 INFO [stderr] 59 |     id: usize,
Dec 19 20:30:55.761 INFO [stderr]    |     ^^^^^^^^^
Dec 19 20:30:55.761 INFO [stderr] 
Dec 19 20:30:56.164 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.35s
Dec 19 20:30:57.308 INFO running `"docker" "inspect" "31bea67512f2b4e1440051aea3de7342fe194cb25b5fae29d025681635d4cd83"`
Dec 19 20:30:57.638 INFO running `"docker" "rm" "-f" "31bea67512f2b4e1440051aea3de7342fe194cb25b5fae29d025681635d4cd83"`
Dec 19 20:30:58.012 INFO [stdout] 31bea67512f2b4e1440051aea3de7342fe194cb25b5fae29d025681635d4cd83