Dec 18 15:06:27.009 INFO checking huffman-coding-0.1.2 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 15:06:27.010 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/huffman-coding/0.1.2:/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 18 15:06:27.193 INFO [stdout] aee9aca8f1f7f9ff17a19a2a9e1d3164bcb17fcc3741301a5d924b5762269b71
Dec 18 15:06:27.198 INFO running `"docker" "start" "-a" "aee9aca8f1f7f9ff17a19a2a9e1d3164bcb17fcc3741301a5d924b5762269b71"`
Dec 18 15:06:27.710 INFO [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
Dec 18 15:06:27.710 INFO [stderr] disables Cargo from automatically inferring other binary targets.
Dec 18 15:06:27.710 INFO [stderr] This inference behavior will change in the Rust 2018 edition and the following
Dec 18 15:06:27.710 INFO [stderr] files will be included as a binary target:
Dec 18 15:06:27.710 INFO [stderr] 
Dec 18 15:06:27.710 INFO [stderr] * /opt/crater/workdir/src/bin/util.rs
Dec 18 15:06:27.710 INFO [stderr] 
Dec 18 15:06:27.710 INFO [stderr] This is likely to break cargo build or cargo test as these files may not be
Dec 18 15:06:27.710 INFO [stderr] ready to be compiled as a binary target today. You can future-proof yourself
Dec 18 15:06:27.710 INFO [stderr] and disable this warning by adding `autobins = false` to your [package]
Dec 18 15:06:27.710 INFO [stderr] section. You may also move the files to a location where Cargo would not
Dec 18 15:06:27.710 INFO [stderr] automatically infer them to be a target, such as in subfolders.
Dec 18 15:06:27.710 INFO [stderr] 
Dec 18 15:06:27.710 INFO [stderr] For more information on this warning you can consult
Dec 18 15:06:27.710 INFO [stderr] https://github.com/rust-lang/cargo/issues/5330
Dec 18 15:06:27.711 INFO [stderr] warning: `default-features = [".."]` was found in [features]. Did you mean to use `default = [".."]`?
Dec 18 15:06:27.738 INFO [stderr]     Checking bitstream-rs v0.1.2
Dec 18 15:06:28.042 INFO [stderr]     Checking huffman-coding v0.1.2 (/opt/crater/workdir)
Dec 18 15:06:28.328 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 15:06:28.328 INFO [stderr]    --> src/lib.rs:334:12
Dec 18 15:06:28.328 INFO [stderr]     |
Dec 18 15:06:28.328 INFO [stderr] 334 |         Ok((pos))
Dec 18 15:06:28.328 INFO [stderr]     |            ^^^^^ help: remove these parentheses
Dec 18 15:06:28.328 INFO [stderr]     |
Dec 18 15:06:28.328 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 18 15:06:28.328 INFO [stderr] 
Dec 18 15:06:28.388 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 15:06:28.388 INFO [stderr]    --> src/lib.rs:334:12
Dec 18 15:06:28.388 INFO [stderr]     |
Dec 18 15:06:28.388 INFO [stderr] 334 |         Ok((pos))
Dec 18 15:06:28.388 INFO [stderr]     |            ^^^^^ help: remove these parentheses
Dec 18 15:06:28.388 INFO [stderr]     |
Dec 18 15:06:28.388 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 18 15:06:28.388 INFO [stderr] 
Dec 18 15:06:28.835 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
Dec 18 15:06:29.174 INFO running `"docker" "inspect" "aee9aca8f1f7f9ff17a19a2a9e1d3164bcb17fcc3741301a5d924b5762269b71"`
Dec 18 15:06:29.322 INFO running `"docker" "rm" "-f" "aee9aca8f1f7f9ff17a19a2a9e1d3164bcb17fcc3741301a5d924b5762269b71"`
Dec 18 15:06:29.406 INFO [stdout] aee9aca8f1f7f9ff17a19a2a9e1d3164bcb17fcc3741301a5d924b5762269b71