Dec 17 19:20:17.759 INFO checking mpdrescher/huffman-compression against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 19:20:17.759 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/mpdrescher/huffman-compression:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 19:20:18.232 INFO [stdout] 940c456267e3cc52b7267f2adb01464730201cf6c767b56532baa9a24288f56f
Dec 17 19:20:18.238 INFO running `"docker" "start" "-a" "940c456267e3cc52b7267f2adb01464730201cf6c767b56532baa9a24288f56f"`
Dec 17 19:20:20.737 INFO [stderr]     Checking huffman v0.1.0 (/opt/crater/workdir)
Dec 17 19:20:21.436 INFO [stderr] warning: value assigned to `cur_byte` is never read
Dec 17 19:20:21.436 INFO [stderr]    --> src/huffmantree.rs:188:11
Dec 17 19:20:21.436 INFO [stderr]     |
Dec 17 19:20:21.436 INFO [stderr] 188 |         let mut cur_byte: u8 = 4;
Dec 17 19:20:21.436 INFO [stderr]     |                 ^^^^^^^^
Dec 17 19:20:21.436 INFO [stderr]     |
Dec 17 19:20:21.436 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 17 19:20:21.436 INFO [stderr] 
Dec 17 19:20:21.436 INFO [stderr] warning: value assigned to `cur_byte` is never read
Dec 17 19:20:21.436 INFO [stderr]    --> src/huffmantree.rs:188:11
Dec 17 19:20:21.436 INFO [stderr]     |
Dec 17 19:20:21.436 INFO [stderr] 188 |         let mut cur_byte: u8 = 4;
Dec 17 19:20:21.436 INFO [stderr]     |                 ^^^^^^^^
Dec 17 19:20:21.436 INFO [stderr]     |
Dec 17 19:20:21.436 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 17 19:20:21.436 INFO [stderr] 
Dec 17 19:20:21.600 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
Dec 17 19:20:22.552 INFO running `"docker" "inspect" "940c456267e3cc52b7267f2adb01464730201cf6c767b56532baa9a24288f56f"`
Dec 17 19:20:22.802 INFO running `"docker" "rm" "-f" "940c456267e3cc52b7267f2adb01464730201cf6c767b56532baa9a24288f56f"`
Dec 17 19:20:23.120 INFO [stdout] 940c456267e3cc52b7267f2adb01464730201cf6c767b56532baa9a24288f56f