Oct 12 19:57:33.213 INFO checking jaysonsantos/bad-encryption-example against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 19:57:33.213 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-1/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-1/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 12 19:57:33.614 INFO blam! 66b28e04582c4855877ca3e5152e391a45cb7eb7b01bdc93f9b77422fd954d2b
Oct 12 19:57:33.616 INFO running `"docker" "start" "-a" "66b28e04582c4855877ca3e5152e391a45cb7eb7b01bdc93f9b77422fd954d2b"`
Oct 12 19:57:35.154 INFO kablam! usermod: no changes
Oct 12 19:57:35.325 INFO kablam!    Compiling deque v0.3.2
Oct 12 19:57:35.325 INFO kablam!    Compiling num_cpus v1.4.0
Oct 12 19:57:35.326 INFO kablam!     Checking deflate v0.7.7
Oct 12 19:57:35.326 INFO kablam!     Checking num-bigint v0.1.37
Oct 12 19:57:36.600 INFO kablam!     Checking rayon-core v1.0.0
Oct 12 19:57:37.733 INFO kablam!     Checking png v0.6.2
Oct 12 19:57:38.240 INFO kablam!     Checking num-rational v0.1.36
Oct 12 19:57:38.752 INFO kablam!     Checking rayon v0.7.0
Oct 12 19:57:40.568 INFO kablam!     Checking num v0.1.37
Oct 12 19:57:43.498 INFO kablam!     Checking jpeg-decoder v0.1.12
Oct 12 19:57:44.856 INFO kablam!    Compiling ring v0.7.5
Oct 12 19:57:45.412 INFO kablam!     Checking image v0.12.4
Oct 12 19:57:55.682 INFO kablam!     Checking bad-encryption-example v0.1.0 (/source)
Oct 12 19:57:57.468 INFO kablam! warning: variable does not need to be mutable
Oct 12 19:57:57.468 INFO kablam!   --> src/main.rs:64:17
Oct 12 19:57:57.468 INFO kablam!    |
Oct 12 19:57:57.468 INFO kablam! 64 |             let mut imgbuf = img.as_mut_rgb8().unwrap();
Oct 12 19:57:57.468 INFO kablam!    |                 ----^^^^^^
Oct 12 19:57:57.468 INFO kablam!    |                 |
Oct 12 19:57:57.468 INFO kablam!    |                 help: remove this `mut`
Oct 12 19:57:57.468 INFO kablam!    |
Oct 12 19:57:57.468 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 19:57:57.468 INFO kablam! 
Oct 12 19:57:57.468 INFO kablam! warning: variable does not need to be mutable
Oct 12 19:57:57.468 INFO kablam!   --> src/main.rs:64:17
Oct 12 19:57:57.468 INFO kablam!    |
Oct 12 19:57:57.468 INFO kablam! 64 |             let mut imgbuf = img.as_mut_rgb8().unwrap();
Oct 12 19:57:57.468 INFO kablam!    |                 ----^^^^^^
Oct 12 19:57:57.468 INFO kablam!    |                 |
Oct 12 19:57:57.468 INFO kablam!    |                 help: remove this `mut`
Oct 12 19:57:57.468 INFO kablam! 
Oct 12 19:57:57.643 INFO kablam! warning: variable does not need to be mutable
Oct 12 19:57:57.643 INFO kablam!   --> src/main.rs:64:17
Oct 12 19:57:57.643 INFO kablam!    |
Oct 12 19:57:57.643 INFO kablam! 64 |             let mut imgbuf = img.as_mut_rgb8().unwrap();
Oct 12 19:57:57.643 INFO kablam!    |                 ----^^^^^^
Oct 12 19:57:57.643 INFO kablam!    |                 |
Oct 12 19:57:57.643 INFO kablam!    |                 help: remove this `mut`
Oct 12 19:57:57.643 INFO kablam!    |
Oct 12 19:57:57.643 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 19:57:57.643 INFO kablam! 
Oct 12 19:57:57.643 INFO kablam! warning: variable does not need to be mutable
Oct 12 19:57:57.643 INFO kablam!   --> src/main.rs:64:17
Oct 12 19:57:57.645 INFO kablam!    |
Oct 12 19:57:57.645 INFO kablam! 64 |             let mut imgbuf = img.as_mut_rgb8().unwrap();
Oct 12 19:57:57.645 INFO kablam!    |                 ----^^^^^^
Oct 12 19:57:57.645 INFO kablam!    |                 |
Oct 12 19:57:57.645 INFO kablam!    |                 help: remove this `mut`
Oct 12 19:57:57.645 INFO kablam! 
Oct 12 19:57:57.688 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 22.50s
Oct 12 19:57:57.700 INFO kablam! su: No module specific data is present
Oct 12 19:57:58.840 INFO running `"docker" "rm" "-f" "66b28e04582c4855877ca3e5152e391a45cb7eb7b01bdc93f9b77422fd954d2b"`
Oct 12 19:57:59.088 INFO blam! 66b28e04582c4855877ca3e5152e391a45cb7eb7b01bdc93f9b77422fd954d2b