Dec 17 13:22:48.140 INFO checking tomc1998/specs_test against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 13:22:48.140 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/tomc1998/specs_test:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 13:22:48.677 INFO [stdout] 719f67f75b47344d6c692e54c48b66ca134f29b1edcf65e796c372a351a33ac3
Dec 17 13:22:48.679 INFO running `"docker" "start" "-a" "719f67f75b47344d6c692e54c48b66ca134f29b1edcf65e796c372a351a33ac3"`
Dec 17 13:22:51.802 INFO [stderr]    Compiling libc v0.2.22
Dec 17 13:22:51.820 INFO [stderr]     Checking atom v0.3.4
Dec 17 13:22:51.830 INFO [stderr]     Checking threadpool v1.3.2
Dec 17 13:22:51.894 INFO [stderr]    Compiling serde_json v0.9.10
Dec 17 13:22:51.901 INFO [stderr]     Checking ticketed_lock v0.1.0
Dec 17 13:22:54.414 INFO [stderr]     Checking rand v0.3.15
Dec 17 13:22:54.416 INFO [stderr]     Checking fs2 v0.2.5
Dec 17 13:22:54.417 INFO [stderr]     Checking shared_library v0.1.5
Dec 17 13:22:54.541 INFO [stderr]     Checking x11-dl v2.13.0
Dec 17 13:22:54.560 INFO [stderr]     Checking backtrace-sys v0.1.10
Dec 17 13:22:54.564 INFO [stderr]     Checking time v0.1.37
Dec 17 13:22:54.682 INFO [stderr]     Checking num_cpus v1.4.0
Dec 17 13:22:55.813 INFO [stderr]     Checking backtrace v0.2.3
Dec 17 13:22:56.002 INFO [stderr]     Checking memmap v0.4.0
Dec 17 13:22:56.110 INFO [stderr]     Checking osmesa-sys v0.1.2
Dec 17 13:22:58.748 INFO [stderr]     Checking pulse v0.5.3
Dec 17 13:23:00.288 INFO [stderr]     Checking specs v0.8.1
Dec 17 13:23:00.943 INFO [stderr]     Checking tempfile v2.1.5
Dec 17 13:23:00.943 INFO [stderr]     Checking cgmath v0.14.1
Dec 17 13:23:06.776 INFO [stderr]    Compiling phf_generator v0.7.21
Dec 17 13:23:07.587 INFO [stderr]    Compiling phf_codegen v0.7.21
Dec 17 13:23:08.740 INFO [stderr]    Compiling target_build_utils v0.3.1
Dec 17 13:23:25.152 INFO [stderr]    Compiling libloading v0.3.4
Dec 17 13:23:27.334 INFO [stderr]     Checking dlib v0.3.1
Dec 17 13:23:27.553 INFO [stderr]     Checking wayland-sys v0.7.8
Dec 17 13:23:27.976 INFO [stderr]     Checking wayland-client v0.7.8
Dec 17 13:23:29.269 INFO [stderr]     Checking wayland-window v0.4.4
Dec 17 13:23:29.271 INFO [stderr]     Checking wayland-kbd v0.6.3
Dec 17 13:23:30.396 INFO [stderr]     Checking winit v0.5.11
Dec 17 13:23:31.677 INFO [stderr]     Checking glutin v0.7.4
Dec 17 13:23:32.913 INFO [stderr]     Checking glium v0.16.0
Dec 17 13:23:46.105 INFO [stderr]     Checking specs_test v0.1.0 (/opt/crater/workdir)
Dec 17 13:23:46.484 INFO [stderr] warning: unused import: `Rng`
Dec 17 13:23:46.484 INFO [stderr]   --> src/main.rs:18:12
Dec 17 13:23:46.484 INFO [stderr]    |
Dec 17 13:23:46.485 INFO [stderr] 18 | use rand::{Rng, StdRng};
Dec 17 13:23:46.485 INFO [stderr]    |            ^^^
Dec 17 13:23:46.485 INFO [stderr]    |
Dec 17 13:23:46.485 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 17 13:23:46.485 INFO [stderr] 
Dec 17 13:23:46.548 INFO [stderr] warning: unused import: `Rng`
Dec 17 13:23:46.549 INFO [stderr]   --> src/main.rs:18:12
Dec 17 13:23:46.549 INFO [stderr]    |
Dec 17 13:23:46.549 INFO [stderr] 18 | use rand::{Rng, StdRng};
Dec 17 13:23:46.549 INFO [stderr]    |            ^^^
Dec 17 13:23:46.550 INFO [stderr]    |
Dec 17 13:23:46.550 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 17 13:23:46.550 INFO [stderr] 
Dec 17 13:23:46.905 INFO [stderr] warning: unused variable: `rng`
Dec 17 13:23:46.905 INFO [stderr]   --> src/main.rs:52:11
Dec 17 13:23:46.905 INFO [stderr]    |
Dec 17 13:23:46.905 INFO [stderr] 52 |   let mut rng = StdRng::new().unwrap();
Dec 17 13:23:46.906 INFO [stderr]    |           ^^^ help: consider using `_rng` instead
Dec 17 13:23:46.906 INFO [stderr]    |
Dec 17 13:23:46.906 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 13:23:46.907 INFO [stderr] 
Dec 17 13:23:46.924 INFO [stderr] warning: variable does not need to be mutable
Dec 17 13:23:46.925 INFO [stderr]   --> src/main.rs:52:7
Dec 17 13:23:46.925 INFO [stderr]    |
Dec 17 13:23:46.925 INFO [stderr] 52 |   let mut rng = StdRng::new().unwrap();
Dec 17 13:23:46.925 INFO [stderr]    |       ----^^^
Dec 17 13:23:46.926 INFO [stderr]    |       |
Dec 17 13:23:46.926 INFO [stderr]    |       help: remove this `mut`
Dec 17 13:23:46.926 INFO [stderr]    |
Dec 17 13:23:46.927 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 17 13:23:46.927 INFO [stderr] 
Dec 17 13:23:47.043 INFO [stderr] warning: unused variable: `rng`
Dec 17 13:23:47.043 INFO [stderr]   --> src/main.rs:52:11
Dec 17 13:23:47.043 INFO [stderr]    |
Dec 17 13:23:47.043 INFO [stderr] 52 |   let mut rng = StdRng::new().unwrap();
Dec 17 13:23:47.043 INFO [stderr]    |           ^^^ help: consider using `_rng` instead
Dec 17 13:23:47.043 INFO [stderr]    |
Dec 17 13:23:47.043 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 13:23:47.043 INFO [stderr] 
Dec 17 13:23:47.056 INFO [stderr] warning: variable does not need to be mutable
Dec 17 13:23:47.056 INFO [stderr]   --> src/main.rs:52:7
Dec 17 13:23:47.056 INFO [stderr]    |
Dec 17 13:23:47.056 INFO [stderr] 52 |   let mut rng = StdRng::new().unwrap();
Dec 17 13:23:47.056 INFO [stderr]    |       ----^^^
Dec 17 13:23:47.056 INFO [stderr]    |       |
Dec 17 13:23:47.056 INFO [stderr]    |       help: remove this `mut`
Dec 17 13:23:47.068 INFO [stderr]    |
Dec 17 13:23:47.068 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 17 13:23:47.068 INFO [stderr] 
Dec 17 13:23:47.208 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.60s
Dec 17 13:23:49.131 INFO running `"docker" "inspect" "719f67f75b47344d6c692e54c48b66ca134f29b1edcf65e796c372a351a33ac3"`
Dec 17 13:23:49.518 INFO running `"docker" "rm" "-f" "719f67f75b47344d6c692e54c48b66ca134f29b1edcf65e796c372a351a33ac3"`
Dec 17 13:23:49.892 INFO [stdout] 719f67f75b47344d6c692e54c48b66ca134f29b1edcf65e796c372a351a33ac3