Dec 12 13:06:28.103 INFO checking huffman-coding-0.1.2 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 13:06:28.103 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 12 13:06:28.389 INFO [stdout] 2345d5c080dca8f6fe2b73636f62e0fbf56303c76051cd523570d37656bb285f
Dec 12 13:06:28.391 INFO running `"docker" "start" "-a" "2345d5c080dca8f6fe2b73636f62e0fbf56303c76051cd523570d37656bb285f"`
Dec 12 13:06:29.045 INFO [stderr] usermod: no changes
Dec 12 13:06:29.080 INFO [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
Dec 12 13:06:29.080 INFO [stderr] disables Cargo from automatically inferring other binary targets.
Dec 12 13:06:29.080 INFO [stderr] This inference behavior will change in the Rust 2018 edition and the following
Dec 12 13:06:29.080 INFO [stderr] files will be included as a binary target:
Dec 12 13:06:29.080 INFO [stderr] 
Dec 12 13:06:29.080 INFO [stderr] * /source/src/bin/util.rs
Dec 12 13:06:29.080 INFO [stderr] 
Dec 12 13:06:29.080 INFO [stderr] This is likely to break cargo build or cargo test as these files may not be
Dec 12 13:06:29.080 INFO [stderr] ready to be compiled as a binary target today. You can future-proof yourself
Dec 12 13:06:29.080 INFO [stderr] and disable this warning by adding `autobins = false` to your [package]
Dec 12 13:06:29.080 INFO [stderr] section. You may also move the files to a location where Cargo would not
Dec 12 13:06:29.080 INFO [stderr] automatically infer them to be a target, such as in subfolders.
Dec 12 13:06:29.080 INFO [stderr] 
Dec 12 13:06:29.080 INFO [stderr] For more information on this warning you can consult
Dec 12 13:06:29.080 INFO [stderr] https://github.com/rust-lang/cargo/issues/5330
Dec 12 13:06:29.107 INFO [stderr]     Checking bitstream-rs v0.1.2
Dec 12 13:06:29.553 INFO [stderr]     Checking huffman-coding v0.1.2 (/source)
Dec 12 13:06:30.010 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 12 13:06:30.010 INFO [stderr]    --> src/lib.rs:334:12
Dec 12 13:06:30.010 INFO [stderr]     |
Dec 12 13:06:30.010 INFO [stderr] 334 |         Ok((pos))
Dec 12 13:06:30.010 INFO [stderr]     |            ^^^^^ help: remove these parentheses
Dec 12 13:06:30.010 INFO [stderr]     |
Dec 12 13:06:30.010 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 12 13:06:30.010 INFO [stderr] 
Dec 12 13:06:30.093 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 12 13:06:30.093 INFO [stderr]    --> src/lib.rs:334:12
Dec 12 13:06:30.093 INFO [stderr]     |
Dec 12 13:06:30.093 INFO [stderr] 334 |         Ok((pos))
Dec 12 13:06:30.093 INFO [stderr]     |            ^^^^^ help: remove these parentheses
Dec 12 13:06:30.093 INFO [stderr]     |
Dec 12 13:06:30.093 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 12 13:06:30.093 INFO [stderr] 
Dec 12 13:06:31.060 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.00s
Dec 12 13:06:31.066 INFO [stderr] su: No module specific data is present
Dec 12 13:06:31.546 INFO running `"docker" "inspect" "2345d5c080dca8f6fe2b73636f62e0fbf56303c76051cd523570d37656bb285f"`
Dec 12 13:06:31.714 INFO running `"docker" "rm" "-f" "2345d5c080dca8f6fe2b73636f62e0fbf56303c76051cd523570d37656bb285f"`
Dec 12 13:06:31.964 INFO [stdout] 2345d5c080dca8f6fe2b73636f62e0fbf56303c76051cd523570d37656bb285f