Dec 17 22:30:52.002 INFO checking jaysonsantos/bad-encryption-example against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 22:30:52.003 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/jaysonsantos/bad-encryption-example:/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 22:30:52.492 INFO [stdout] 36da56f21f8c170f0d5de16425a2db82458839903d90bd09e0c48bae262445a7
Dec 17 22:30:52.494 INFO running `"docker" "start" "-a" "36da56f21f8c170f0d5de16425a2db82458839903d90bd09e0c48bae262445a7"`
Dec 17 22:30:54.616 INFO [stderr]    Compiling deque v0.3.2
Dec 17 22:30:54.618 INFO [stderr]    Compiling num_cpus v1.4.0
Dec 17 22:30:54.620 INFO [stderr]     Checking deflate v0.7.7
Dec 17 22:30:54.626 INFO [stderr]     Checking num-bigint v0.1.37
Dec 17 22:30:55.549 INFO [stderr]     Checking rayon-core v1.0.0
Dec 17 22:30:57.227 INFO [stderr]     Checking rayon v0.7.0
Dec 17 22:30:57.228 INFO [stderr]     Checking num-rational v0.1.36
Dec 17 22:30:57.926 INFO [stderr]     Checking png v0.6.2
Dec 17 22:30:57.934 INFO [stderr]     Checking num v0.1.37
Dec 17 22:30:59.704 INFO [stderr]     Checking jpeg-decoder v0.1.12
Dec 17 22:31:01.004 INFO [stderr]     Checking image v0.12.4
Dec 17 22:31:01.240 INFO [stderr]    Compiling ring v0.7.5
Dec 17 22:31:07.068 INFO [stderr]     Checking bad-encryption-example v0.1.0 (/opt/crater/workdir)
Dec 17 22:31:07.492 INFO [stderr] warning: variable does not need to be mutable
Dec 17 22:31:07.492 INFO [stderr]   --> src/main.rs:64:17
Dec 17 22:31:07.492 INFO [stderr]    |
Dec 17 22:31:07.492 INFO [stderr] 64 |             let mut imgbuf = img.as_mut_rgb8().unwrap();
Dec 17 22:31:07.492 INFO [stderr]    |                 ----^^^^^^
Dec 17 22:31:07.492 INFO [stderr]    |                 |
Dec 17 22:31:07.492 INFO [stderr]    |                 help: remove this `mut`
Dec 17 22:31:07.492 INFO [stderr]    |
Dec 17 22:31:07.492 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 17 22:31:07.492 INFO [stderr] 
Dec 17 22:31:07.492 INFO [stderr] warning: variable does not need to be mutable
Dec 17 22:31:07.492 INFO [stderr]   --> src/main.rs:64:17
Dec 17 22:31:07.492 INFO [stderr]    |
Dec 17 22:31:07.492 INFO [stderr] 64 |             let mut imgbuf = img.as_mut_rgb8().unwrap();
Dec 17 22:31:07.492 INFO [stderr]    |                 ----^^^^^^
Dec 17 22:31:07.492 INFO [stderr]    |                 |
Dec 17 22:31:07.492 INFO [stderr]    |                 help: remove this `mut`
Dec 17 22:31:07.492 INFO [stderr] 
Dec 17 22:31:07.520 INFO [stderr] warning: variable does not need to be mutable
Dec 17 22:31:07.520 INFO [stderr]   --> src/main.rs:64:17
Dec 17 22:31:07.520 INFO [stderr]    |
Dec 17 22:31:07.520 INFO [stderr] 64 |             let mut imgbuf = img.as_mut_rgb8().unwrap();
Dec 17 22:31:07.520 INFO [stderr]    |                 ----^^^^^^
Dec 17 22:31:07.520 INFO [stderr]    |                 |
Dec 17 22:31:07.520 INFO [stderr]    |                 help: remove this `mut`
Dec 17 22:31:07.520 INFO [stderr]    |
Dec 17 22:31:07.520 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 17 22:31:07.520 INFO [stderr] 
Dec 17 22:31:07.520 INFO [stderr] warning: variable does not need to be mutable
Dec 17 22:31:07.520 INFO [stderr]   --> src/main.rs:64:17
Dec 17 22:31:07.520 INFO [stderr]    |
Dec 17 22:31:07.520 INFO [stderr] 64 |             let mut imgbuf = img.as_mut_rgb8().unwrap();
Dec 17 22:31:07.520 INFO [stderr]    |                 ----^^^^^^
Dec 17 22:31:07.520 INFO [stderr]    |                 |
Dec 17 22:31:07.520 INFO [stderr]    |                 help: remove this `mut`
Dec 17 22:31:07.520 INFO [stderr] 
Dec 17 22:31:07.565 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.06s
Dec 17 22:31:08.205 INFO running `"docker" "inspect" "36da56f21f8c170f0d5de16425a2db82458839903d90bd09e0c48bae262445a7"`
Dec 17 22:31:08.378 INFO running `"docker" "rm" "-f" "36da56f21f8c170f0d5de16425a2db82458839903d90bd09e0c48bae262445a7"`
Dec 17 22:31:08.493 INFO [stdout] 36da56f21f8c170f0d5de16425a2db82458839903d90bd09e0c48bae262445a7