Dec 04 08:21:59.124 INFO checking tomc1998/specs_test against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 08:21:59.124 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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"`
Dec 04 08:21:59.666 INFO [stdout] 7c5a14c33f80694a52022ee6779bba2d4728b22f2ec58a4bb8461c68356a0349
Dec 04 08:21:59.668 INFO running `"docker" "start" "-a" "7c5a14c33f80694a52022ee6779bba2d4728b22f2ec58a4bb8461c68356a0349"`
Dec 04 08:22:02.326 INFO [stderr] usermod: no changes
Dec 04 08:22:02.618 INFO [stderr]    Compiling libc v0.2.22
Dec 04 08:22:02.639 INFO [stderr]    Compiling serde_json v0.9.10
Dec 04 08:22:02.639 INFO [stderr]    Compiling x11-dl v2.13.0
Dec 04 08:22:02.641 INFO [stderr]     Checking shared_library v0.1.5
Dec 04 08:22:02.656 INFO [stderr]     Checking cgmath v0.14.1
Dec 04 08:22:02.658 INFO [stderr]     Checking pulse v0.5.3
Dec 04 08:22:02.664 INFO [stderr]     Checking backtrace-sys v0.1.10
Dec 04 08:22:02.665 INFO [stderr]     Checking fs2 v0.2.5
Dec 04 08:22:03.940 INFO [stderr]     Checking tempfile v2.1.5
Dec 04 08:22:04.495 INFO [stderr]     Checking backtrace v0.2.3
Dec 04 08:22:04.700 INFO [stderr]     Checking memmap v0.4.0
Dec 04 08:22:05.348 INFO [stderr]     Checking osmesa-sys v0.1.2
Dec 04 08:22:06.191 INFO [stderr]     Checking specs v0.8.1
Dec 04 08:22:08.008 INFO [stderr]    Compiling rand v0.3.15
Dec 04 08:22:17.711 INFO [stderr]    Compiling phf_generator v0.7.21
Dec 04 08:22:18.591 INFO [stderr]    Compiling phf_codegen v0.7.21
Dec 04 08:22:19.311 INFO [stderr]    Compiling target_build_utils v0.3.1
Dec 04 08:22:34.140 INFO [stderr]    Compiling libloading v0.3.4
Dec 04 08:22:36.291 INFO [stderr]     Checking dlib v0.3.1
Dec 04 08:22:36.485 INFO [stderr]     Checking wayland-sys v0.7.8
Dec 04 08:22:36.885 INFO [stderr]     Checking wayland-client v0.7.8
Dec 04 08:22:38.307 INFO [stderr]     Checking wayland-window v0.4.4
Dec 04 08:22:38.307 INFO [stderr]     Checking wayland-kbd v0.6.3
Dec 04 08:22:39.624 INFO [stderr]     Checking winit v0.5.11
Dec 04 08:22:40.933 INFO [stderr]     Checking glutin v0.7.4
Dec 04 08:22:42.122 INFO [stderr]     Checking glium v0.16.0
Dec 04 08:22:55.548 INFO [stderr]     Checking specs_test v0.1.0 (/source)
Dec 04 08:22:56.279 INFO [stderr] warning: unused import: `Rng`
Dec 04 08:22:56.279 INFO [stderr]   --> src/main.rs:18:12
Dec 04 08:22:56.279 INFO [stderr]    |
Dec 04 08:22:56.279 INFO [stderr] 18 | use rand::{Rng, StdRng};
Dec 04 08:22:56.279 INFO [stderr]    |            ^^^
Dec 04 08:22:56.279 INFO [stderr]    |
Dec 04 08:22:56.279 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 04 08:22:56.279 INFO [stderr] 
Dec 04 08:22:56.599 INFO [stderr] warning: unused variable: `rng`
Dec 04 08:22:56.599 INFO [stderr]   --> src/main.rs:52:11
Dec 04 08:22:56.599 INFO [stderr]    |
Dec 04 08:22:56.599 INFO [stderr] 52 |   let mut rng = StdRng::new().unwrap();
Dec 04 08:22:56.599 INFO [stderr]    |           ^^^ help: consider using `_rng` instead
Dec 04 08:22:56.599 INFO [stderr]    |
Dec 04 08:22:56.599 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 08:22:56.599 INFO [stderr] 
Dec 04 08:22:56.612 INFO [stderr] warning: variable does not need to be mutable
Dec 04 08:22:56.612 INFO [stderr]   --> src/main.rs:52:7
Dec 04 08:22:56.612 INFO [stderr]    |
Dec 04 08:22:56.612 INFO [stderr] 52 |   let mut rng = StdRng::new().unwrap();
Dec 04 08:22:56.612 INFO [stderr]    |       ----^^^
Dec 04 08:22:56.612 INFO [stderr]    |       |
Dec 04 08:22:56.612 INFO [stderr]    |       help: remove this `mut`
Dec 04 08:22:56.612 INFO [stderr]    |
Dec 04 08:22:56.612 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 08:22:56.612 INFO [stderr] 
Dec 04 08:22:56.635 INFO [stderr] warning: unused import: `Rng`
Dec 04 08:22:56.635 INFO [stderr]   --> src/main.rs:18:12
Dec 04 08:22:56.635 INFO [stderr]    |
Dec 04 08:22:56.635 INFO [stderr] 18 | use rand::{Rng, StdRng};
Dec 04 08:22:56.635 INFO [stderr]    |            ^^^
Dec 04 08:22:56.635 INFO [stderr]    |
Dec 04 08:22:56.635 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 04 08:22:56.635 INFO [stderr] 
Dec 04 08:22:56.995 INFO [stderr] warning: unused variable: `rng`
Dec 04 08:22:56.995 INFO [stderr]   --> src/main.rs:52:11
Dec 04 08:22:56.995 INFO [stderr]    |
Dec 04 08:22:56.995 INFO [stderr] 52 |   let mut rng = StdRng::new().unwrap();
Dec 04 08:22:56.995 INFO [stderr]    |           ^^^ help: consider using `_rng` instead
Dec 04 08:22:56.995 INFO [stderr]    |
Dec 04 08:22:56.995 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 08:22:56.995 INFO [stderr] 
Dec 04 08:22:57.003 INFO [stderr] warning: variable does not need to be mutable
Dec 04 08:22:57.003 INFO [stderr]   --> src/main.rs:52:7
Dec 04 08:22:57.003 INFO [stderr]    |
Dec 04 08:22:57.003 INFO [stderr] 52 |   let mut rng = StdRng::new().unwrap();
Dec 04 08:22:57.003 INFO [stderr]    |       ----^^^
Dec 04 08:22:57.003 INFO [stderr]    |       |
Dec 04 08:22:57.003 INFO [stderr]    |       help: remove this `mut`
Dec 04 08:22:57.003 INFO [stderr]    |
Dec 04 08:22:57.003 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 08:22:57.003 INFO [stderr] 
Dec 04 08:22:57.117 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.75s
Dec 04 08:22:57.130 INFO [stderr] su: No module specific data is present
Dec 04 08:22:58.160 INFO running `"docker" "inspect" "7c5a14c33f80694a52022ee6779bba2d4728b22f2ec58a4bb8461c68356a0349"`
Dec 04 08:22:58.571 INFO running `"docker" "rm" "-f" "7c5a14c33f80694a52022ee6779bba2d4728b22f2ec58a4bb8461c68356a0349"`
Dec 04 08:22:58.895 INFO [stdout] 7c5a14c33f80694a52022ee6779bba2d4728b22f2ec58a4bb8461c68356a0349