Dec 17 13:22:45.045 INFO checking tomc1998/specs_test against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 13:22:45.045 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 13:22:45.602 INFO [stdout] fe2ba3d5fd1af3109a7f64212884d8e407940510626e3da63ea98ffd37c584a0
Dec 17 13:22:45.604 INFO running `"docker" "start" "-a" "fe2ba3d5fd1af3109a7f64212884d8e407940510626e3da63ea98ffd37c584a0"`
Dec 17 13:22:48.621 INFO [stderr]    Compiling gcc v0.3.45
Dec 17 13:22:48.623 INFO [stderr]     Checking atom v0.3.4
Dec 17 13:22:48.625 INFO [stderr]     Checking smallvec v0.1.8
Dec 17 13:22:48.628 INFO [stderr]     Checking threadpool v1.3.2
Dec 17 13:22:48.650 INFO [stderr]     Checking time v0.1.37
Dec 17 13:22:48.652 INFO [stderr]     Checking ticketed_lock v0.1.0
Dec 17 13:22:48.671 INFO [stderr]     Checking cgmath v0.14.1
Dec 17 13:22:48.676 INFO [stderr]    Compiling glium v0.16.0
Dec 17 13:22:52.884 INFO [stderr]     Checking pulse v0.5.3
Dec 17 13:22:55.446 INFO [stderr]     Checking specs v0.8.1
Dec 17 13:22:56.145 INFO [stderr]    Compiling backtrace-sys v0.1.10
Dec 17 13:23:20.224 INFO [stderr]     Checking backtrace v0.2.3
Dec 17 13:23:34.372 INFO [stderr]     Checking specs_test v0.1.0 (/opt/crater/workdir)
Dec 17 13:23:34.802 INFO [stderr] warning: unused import: `Rng`
Dec 17 13:23:34.812 INFO [stderr]   --> src/main.rs:18:12
Dec 17 13:23:34.812 INFO [stderr]    |
Dec 17 13:23:34.812 INFO [stderr] 18 | use rand::{Rng, StdRng};
Dec 17 13:23:34.812 INFO [stderr]    |            ^^^
Dec 17 13:23:34.812 INFO [stderr]    |
Dec 17 13:23:34.812 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 17 13:23:34.812 INFO [stderr] 
Dec 17 13:23:34.838 INFO [stderr] warning: unused import: `Rng`
Dec 17 13:23:34.838 INFO [stderr]   --> src/main.rs:18:12
Dec 17 13:23:34.838 INFO [stderr]    |
Dec 17 13:23:34.838 INFO [stderr] 18 | use rand::{Rng, StdRng};
Dec 17 13:23:34.838 INFO [stderr]    |            ^^^
Dec 17 13:23:34.852 INFO [stderr]    |
Dec 17 13:23:34.852 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 17 13:23:34.852 INFO [stderr] 
Dec 17 13:23:35.208 INFO [stderr] warning: unused variable: `rng`
Dec 17 13:23:35.208 INFO [stderr]   --> src/main.rs:52:11
Dec 17 13:23:35.209 INFO [stderr]    |
Dec 17 13:23:35.209 INFO [stderr] 52 |   let mut rng = StdRng::new().unwrap();
Dec 17 13:23:35.209 INFO [stderr]    |           ^^^ help: consider using `_rng` instead
Dec 17 13:23:35.210 INFO [stderr]    |
Dec 17 13:23:35.210 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 13:23:35.210 INFO [stderr] 
Dec 17 13:23:35.218 INFO [stderr] warning: variable does not need to be mutable
Dec 17 13:23:35.218 INFO [stderr]   --> src/main.rs:52:7
Dec 17 13:23:35.219 INFO [stderr]    |
Dec 17 13:23:35.219 INFO [stderr] 52 |   let mut rng = StdRng::new().unwrap();
Dec 17 13:23:35.219 INFO [stderr]    |       ----^^^
Dec 17 13:23:35.219 INFO [stderr]    |       |
Dec 17 13:23:35.220 INFO [stderr]    |       help: remove this `mut`
Dec 17 13:23:35.224 INFO [stderr]    |
Dec 17 13:23:35.228 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 17 13:23:35.228 INFO [stderr] 
Dec 17 13:23:35.350 INFO [stderr] warning: unused variable: `rng`
Dec 17 13:23:35.351 INFO [stderr]   --> src/main.rs:52:11
Dec 17 13:23:35.351 INFO [stderr]    |
Dec 17 13:23:35.351 INFO [stderr] 52 |   let mut rng = StdRng::new().unwrap();
Dec 17 13:23:35.351 INFO [stderr]    |           ^^^ help: consider using `_rng` instead
Dec 17 13:23:35.352 INFO [stderr]    |
Dec 17 13:23:35.352 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 13:23:35.352 INFO [stderr] 
Dec 17 13:23:35.372 INFO [stderr] warning: variable does not need to be mutable
Dec 17 13:23:35.373 INFO [stderr]   --> src/main.rs:52:7
Dec 17 13:23:35.373 INFO [stderr]    |
Dec 17 13:23:35.373 INFO [stderr] 52 |   let mut rng = StdRng::new().unwrap();
Dec 17 13:23:35.374 INFO [stderr]    |       ----^^^
Dec 17 13:23:35.374 INFO [stderr]    |       |
Dec 17 13:23:35.374 INFO [stderr]    |       help: remove this `mut`
Dec 17 13:23:35.374 INFO [stderr]    |
Dec 17 13:23:35.375 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 17 13:23:35.375 INFO [stderr] 
Dec 17 13:23:35.502 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.21s
Dec 17 13:23:37.422 INFO running `"docker" "inspect" "fe2ba3d5fd1af3109a7f64212884d8e407940510626e3da63ea98ffd37c584a0"`
Dec 17 13:23:37.740 INFO running `"docker" "rm" "-f" "fe2ba3d5fd1af3109a7f64212884d8e407940510626e3da63ea98ffd37c584a0"`
Dec 17 13:23:38.123 INFO [stdout] fe2ba3d5fd1af3109a7f64212884d8e407940510626e3da63ea98ffd37c584a0