Dec 04 16:54:55.012 INFO checking jalexvig/comprustion against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 16:54:55.012 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 16:54:55.442 INFO [stdout] 43b1d666b69fd8ff704ec247393202370071f779997ce4849f279415764a1e08
Dec 04 16:54:55.445 INFO running `"docker" "start" "-a" "43b1d666b69fd8ff704ec247393202370071f779997ce4849f279415764a1e08"`
Dec 04 16:54:56.342 INFO [stderr] usermod: no changes
Dec 04 16:54:56.407 INFO [stderr]     Checking comprustion v0.1.0 (/source)
Dec 04 16:54:56.875 INFO [stderr] warning: unused variable: `start`
Dec 04 16:54:56.875 INFO [stderr]   --> src/huffman.rs:32:13
Dec 04 16:54:56.875 INFO [stderr]    |
Dec 04 16:54:56.875 INFO [stderr] 32 |     let mut start = 0;
Dec 04 16:54:56.875 INFO [stderr]    |             ^^^^^ help: consider using `_start` instead
Dec 04 16:54:56.875 INFO [stderr]    |
Dec 04 16:54:56.875 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 16:54:56.875 INFO [stderr] 
Dec 04 16:54:56.875 INFO [stderr] warning: variable does not need to be mutable
Dec 04 16:54:56.875 INFO [stderr]   --> src/huffman.rs:32:9
Dec 04 16:54:56.875 INFO [stderr]    |
Dec 04 16:54:56.875 INFO [stderr] 32 |     let mut start = 0;
Dec 04 16:54:56.875 INFO [stderr]    |         ----^^^^^
Dec 04 16:54:56.875 INFO [stderr]    |         |
Dec 04 16:54:56.875 INFO [stderr]    |         help: remove this `mut`
Dec 04 16:54:56.875 INFO [stderr]    |
Dec 04 16:54:56.875 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 16:54:56.875 INFO [stderr] 
Dec 04 16:54:57.195 INFO [stderr] warning: unused variable: `start`
Dec 04 16:54:57.195 INFO [stderr]   --> src/huffman.rs:32:13
Dec 04 16:54:57.195 INFO [stderr]    |
Dec 04 16:54:57.195 INFO [stderr] 32 |     let mut start = 0;
Dec 04 16:54:57.195 INFO [stderr]    |             ^^^^^ help: consider using `_start` instead
Dec 04 16:54:57.195 INFO [stderr]    |
Dec 04 16:54:57.195 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 16:54:57.195 INFO [stderr] 
Dec 04 16:54:57.219 INFO [stderr] warning: variable does not need to be mutable
Dec 04 16:54:57.219 INFO [stderr]   --> src/huffman.rs:32:9
Dec 04 16:54:57.219 INFO [stderr]    |
Dec 04 16:54:57.219 INFO [stderr] 32 |     let mut start = 0;
Dec 04 16:54:57.219 INFO [stderr]    |         ----^^^^^
Dec 04 16:54:57.219 INFO [stderr]    |         |
Dec 04 16:54:57.219 INFO [stderr]    |         help: remove this `mut`
Dec 04 16:54:57.219 INFO [stderr]    |
Dec 04 16:54:57.219 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 04 16:54:57.219 INFO [stderr] 
Dec 04 16:54:57.223 INFO [stderr] warning: unused import: `comprustion::huffman`
Dec 04 16:54:57.227 INFO [stderr]  --> src/main.rs:3:5
Dec 04 16:54:57.227 INFO [stderr]   |
Dec 04 16:54:57.227 INFO [stderr] 3 | use comprustion::huffman;
Dec 04 16:54:57.227 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 04 16:54:57.227 INFO [stderr]   |
Dec 04 16:54:57.227 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 16:54:57.227 INFO [stderr] 
Dec 04 16:54:57.475 INFO [stderr] warning: unused import: `comprustion::huffman`
Dec 04 16:54:57.475 INFO [stderr]  --> src/main.rs:3:5
Dec 04 16:54:57.475 INFO [stderr]   |
Dec 04 16:54:57.475 INFO [stderr] 3 | use comprustion::huffman;
Dec 04 16:54:57.475 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 04 16:54:57.475 INFO [stderr]   |
Dec 04 16:54:57.475 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 16:54:57.475 INFO [stderr] 
Dec 04 16:54:57.519 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
Dec 04 16:54:57.527 INFO [stderr] su: No module specific data is present
Dec 04 16:54:58.136 INFO running `"docker" "inspect" "43b1d666b69fd8ff704ec247393202370071f779997ce4849f279415764a1e08"`
Dec 04 16:54:58.460 INFO running `"docker" "rm" "-f" "43b1d666b69fd8ff704ec247393202370071f779997ce4849f279415764a1e08"`
Dec 04 16:54:58.695 INFO [stdout] 43b1d666b69fd8ff704ec247393202370071f779997ce4849f279415764a1e08