Dec 04 16:49:23.702 INFO checking jaysonsantos/bad-encryption-example against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 16:49:23.702 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 16:49:23.940 INFO [stdout] b65127bf37c759e139d756a9f9e5227f7654bcc0656ed5e4ac0292ff0497bc7a
Dec 04 16:49:23.943 INFO running `"docker" "start" "-a" "b65127bf37c759e139d756a9f9e5227f7654bcc0656ed5e4ac0292ff0497bc7a"`
Dec 04 16:49:24.835 INFO [stderr] usermod: no changes
Dec 04 16:49:24.964 INFO [stderr]     Checking untrusted v0.3.2
Dec 04 16:49:24.964 INFO [stderr]    Compiling num_cpus v1.4.0
Dec 04 16:49:24.983 INFO [stderr]     Checking deflate v0.7.7
Dec 04 16:49:24.983 INFO [stderr]     Checking num-bigint v0.1.37
Dec 04 16:49:25.775 INFO [stderr]     Checking rayon-core v1.0.0
Dec 04 16:49:27.651 INFO [stderr]     Checking rayon v0.7.0
Dec 04 16:49:28.143 INFO [stderr]     Checking num-rational v0.1.36
Dec 04 16:49:28.203 INFO [stderr]     Checking png v0.6.2
Dec 04 16:49:29.151 INFO [stderr]     Checking num v0.1.37
Dec 04 16:49:30.947 INFO [stderr]     Checking jpeg-decoder v0.1.12
Dec 04 16:49:32.599 INFO [stderr]     Checking image v0.12.4
Dec 04 16:49:33.172 INFO [stderr]    Compiling ring v0.7.5
Dec 04 16:49:39.407 INFO [stderr]     Checking bad-encryption-example v0.1.0 (/source)
Dec 04 16:49:40.530 INFO [stderr] warning: variable does not need to be mutable
Dec 04 16:49:40.530 INFO [stderr]   --> src/main.rs:64:17
Dec 04 16:49:40.530 INFO [stderr]    |
Dec 04 16:49:40.530 INFO [stderr] 64 |             let mut imgbuf = img.as_mut_rgb8().unwrap();
Dec 04 16:49:40.530 INFO [stderr]    |                 ----^^^^^^
Dec 04 16:49:40.530 INFO [stderr]    |                 |
Dec 04 16:49:40.530 INFO [stderr]    |                 help: remove this `mut`
Dec 04 16:49:40.530 INFO [stderr]    |
Dec 04 16:49:40.530 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 16:49:40.530 INFO [stderr] 
Dec 04 16:49:40.530 INFO [stderr] warning: variable does not need to be mutable
Dec 04 16:49:40.530 INFO [stderr]   --> src/main.rs:64:17
Dec 04 16:49:40.530 INFO [stderr]    |
Dec 04 16:49:40.530 INFO [stderr] 64 |             let mut imgbuf = img.as_mut_rgb8().unwrap();
Dec 04 16:49:40.530 INFO [stderr]    |                 ----^^^^^^
Dec 04 16:49:40.530 INFO [stderr]    |                 |
Dec 04 16:49:40.530 INFO [stderr]    |                 help: remove this `mut`
Dec 04 16:49:40.530 INFO [stderr] 
Dec 04 16:49:40.656 INFO [stderr] warning: variable does not need to be mutable
Dec 04 16:49:40.656 INFO [stderr]   --> src/main.rs:64:17
Dec 04 16:49:40.656 INFO [stderr]    |
Dec 04 16:49:40.656 INFO [stderr] 64 |             let mut imgbuf = img.as_mut_rgb8().unwrap();
Dec 04 16:49:40.656 INFO [stderr]    |                 ----^^^^^^
Dec 04 16:49:40.656 INFO [stderr]    |                 |
Dec 04 16:49:40.656 INFO [stderr]    |                 help: remove this `mut`
Dec 04 16:49:40.656 INFO [stderr]    |
Dec 04 16:49:40.656 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 16:49:40.656 INFO [stderr] 
Dec 04 16:49:40.656 INFO [stderr] warning: variable does not need to be mutable
Dec 04 16:49:40.656 INFO [stderr]   --> src/main.rs:64:17
Dec 04 16:49:40.656 INFO [stderr]    |
Dec 04 16:49:40.656 INFO [stderr] 64 |             let mut imgbuf = img.as_mut_rgb8().unwrap();
Dec 04 16:49:40.656 INFO [stderr]    |                 ----^^^^^^
Dec 04 16:49:40.656 INFO [stderr]    |                 |
Dec 04 16:49:40.656 INFO [stderr]    |                 help: remove this `mut`
Dec 04 16:49:40.656 INFO [stderr] 
Dec 04 16:49:40.675 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.80s
Dec 04 16:49:40.677 INFO [stderr] su: No module specific data is present
Dec 04 16:49:40.964 INFO running `"docker" "inspect" "b65127bf37c759e139d756a9f9e5227f7654bcc0656ed5e4ac0292ff0497bc7a"`
Dec 04 16:49:41.026 INFO running `"docker" "rm" "-f" "b65127bf37c759e139d756a9f9e5227f7654bcc0656ed5e4ac0292ff0497bc7a"`
Dec 04 16:49:41.104 INFO [stdout] b65127bf37c759e139d756a9f9e5227f7654bcc0656ed5e4ac0292ff0497bc7a