Dec 04 23:53:13.564 INFO checking TechnoCrunch/huffman-rs against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 23:53:13.564 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 23:53:13.843 INFO [stdout] 013d4899cae27120e8321bebd3d97eb92014c8f6892605381f8e9495dcd428e0
Dec 04 23:53:13.848 INFO running `"docker" "start" "-a" "013d4899cae27120e8321bebd3d97eb92014c8f6892605381f8e9495dcd428e0"`
Dec 04 23:53:14.757 INFO [stderr] usermod: no changes
Dec 04 23:53:14.827 INFO [stderr]     Checking huffman v0.1.0 (/source)
Dec 04 23:53:15.291 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 04 23:53:15.291 INFO [stderr]   --> src/main.rs:65:43
Dec 04 23:53:15.291 INFO [stderr]    |
Dec 04 23:53:15.291 INFO [stderr] 65 |             generate_code(l, huffman_map, (s.clone() + "0"));
Dec 04 23:53:15.291 INFO [stderr]    |                                           ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 04 23:53:15.291 INFO [stderr]    |
Dec 04 23:53:15.291 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 04 23:53:15.291 INFO [stderr] 
Dec 04 23:53:15.291 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 04 23:53:15.291 INFO [stderr]   --> src/main.rs:68:43
Dec 04 23:53:15.291 INFO [stderr]    |
Dec 04 23:53:15.291 INFO [stderr] 68 |             generate_code(r, huffman_map, (s.clone() + "1"));
Dec 04 23:53:15.291 INFO [stderr]    |                                           ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 04 23:53:15.291 INFO [stderr] 
Dec 04 23:53:15.599 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 04 23:53:15.599 INFO [stderr]   --> src/main.rs:65:43
Dec 04 23:53:15.599 INFO [stderr]    |
Dec 04 23:53:15.599 INFO [stderr] 65 |             generate_code(l, huffman_map, (s.clone() + "0"));
Dec 04 23:53:15.599 INFO [stderr]    |                                           ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 04 23:53:15.599 INFO [stderr]    |
Dec 04 23:53:15.599 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 04 23:53:15.599 INFO [stderr] 
Dec 04 23:53:15.599 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 04 23:53:15.599 INFO [stderr]   --> src/main.rs:68:43
Dec 04 23:53:15.599 INFO [stderr]    |
Dec 04 23:53:15.599 INFO [stderr] 68 |             generate_code(r, huffman_map, (s.clone() + "1"));
Dec 04 23:53:15.599 INFO [stderr]    |                                           ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 04 23:53:15.599 INFO [stderr] 
Dec 04 23:53:15.684 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
Dec 04 23:53:15.686 INFO [stderr] su: No module specific data is present
Dec 04 23:53:16.300 INFO running `"docker" "inspect" "013d4899cae27120e8321bebd3d97eb92014c8f6892605381f8e9495dcd428e0"`
Dec 04 23:53:16.601 INFO running `"docker" "rm" "-f" "013d4899cae27120e8321bebd3d97eb92014c8f6892605381f8e9495dcd428e0"`
Dec 04 23:53:16.867 INFO [stdout] 013d4899cae27120e8321bebd3d97eb92014c8f6892605381f8e9495dcd428e0