Oct 12 18:44:34.803 INFO checking kr-b/dna_encoder against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 18:44:34.803 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-2/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-2/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 18:44:35.172 INFO blam! 2139a2fca3dc18434c108eccd44711c409176a4fa603dbab78daaa8d8f05bd4e
Oct 12 18:44:35.178 INFO running `"docker" "start" "-a" "2139a2fca3dc18434c108eccd44711c409176a4fa603dbab78daaa8d8f05bd4e"`
Oct 12 18:44:36.517 INFO kablam! usermod: no changes
Oct 12 18:44:36.598 INFO kablam!     Checking dna_encoder v0.1.0 (/source)
Oct 12 18:44:37.413 INFO kablam! warning: variable does not need to be mutable
Oct 12 18:44:37.413 INFO kablam!    --> src/main.rs:124:9
Oct 12 18:44:37.413 INFO kablam!     |
Oct 12 18:44:37.413 INFO kablam! 124 |     let mut out = String::new();
Oct 12 18:44:37.413 INFO kablam!     |         ----^^^
Oct 12 18:44:37.413 INFO kablam!     |         |
Oct 12 18:44:37.413 INFO kablam!     |         help: remove this `mut`
Oct 12 18:44:37.413 INFO kablam!     |
Oct 12 18:44:37.413 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 12 18:44:37.413 INFO kablam! 
Oct 12 18:44:37.556 INFO kablam! warning: variable does not need to be mutable
Oct 12 18:44:37.557 INFO kablam!    --> src/main.rs:124:9
Oct 12 18:44:37.557 INFO kablam!     |
Oct 12 18:44:37.557 INFO kablam! 124 |     let mut out = String::new();
Oct 12 18:44:37.558 INFO kablam!     |         ----^^^
Oct 12 18:44:37.558 INFO kablam!     |         |
Oct 12 18:44:37.558 INFO kablam!     |         help: remove this `mut`
Oct 12 18:44:37.559 INFO kablam!     |
Oct 12 18:44:37.559 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 12 18:44:37.559 INFO kablam! 
Oct 12 18:44:37.604 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
Oct 12 18:44:37.608 INFO kablam! su: No module specific data is present
Oct 12 18:44:38.717 INFO running `"docker" "rm" "-f" "2139a2fca3dc18434c108eccd44711c409176a4fa603dbab78daaa8d8f05bd4e"`
Oct 12 18:44:38.952 INFO blam! 2139a2fca3dc18434c108eccd44711c409176a4fa603dbab78daaa8d8f05bd4e