Nov 30 08:22:04.281 INFO checking TechnoCrunch/huffman-rs against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 08:22:04.281 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-0/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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"`
Nov 30 08:22:04.574 INFO [stdout] 79b240f5a03b9624f1d84891c29a8753345467df6ff5713f751324623793671b
Nov 30 08:22:04.576 INFO running `"docker" "start" "-a" "79b240f5a03b9624f1d84891c29a8753345467df6ff5713f751324623793671b"`
Nov 30 08:22:05.131 INFO [stderr] usermod: no changes
Nov 30 08:22:05.181 INFO [stderr]     Checking huffman v0.1.0 (/source)
Nov 30 08:22:05.684 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 30 08:22:05.684 INFO [stderr]   --> src/main.rs:65:43
Nov 30 08:22:05.684 INFO [stderr]    |
Nov 30 08:22:05.684 INFO [stderr] 65 |             generate_code(l, huffman_map, (s.clone() + "0"));
Nov 30 08:22:05.684 INFO [stderr]    |                                           ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 30 08:22:05.684 INFO [stderr]    |
Nov 30 08:22:05.684 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 30 08:22:05.684 INFO [stderr] 
Nov 30 08:22:05.684 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 30 08:22:05.684 INFO [stderr]   --> src/main.rs:68:43
Nov 30 08:22:05.684 INFO [stderr]    |
Nov 30 08:22:05.684 INFO [stderr] 68 |             generate_code(r, huffman_map, (s.clone() + "1"));
Nov 30 08:22:05.684 INFO [stderr]    |                                           ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 30 08:22:05.684 INFO [stderr] 
Nov 30 08:22:05.824 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 30 08:22:05.824 INFO [stderr]   --> src/main.rs:65:43
Nov 30 08:22:05.824 INFO [stderr]    |
Nov 30 08:22:05.824 INFO [stderr] 65 |             generate_code(l, huffman_map, (s.clone() + "0"));
Nov 30 08:22:05.824 INFO [stderr]    |                                           ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 30 08:22:05.824 INFO [stderr]    |
Nov 30 08:22:05.824 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 30 08:22:05.824 INFO [stderr] 
Nov 30 08:22:05.824 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 30 08:22:05.824 INFO [stderr]   --> src/main.rs:68:43
Nov 30 08:22:05.824 INFO [stderr]    |
Nov 30 08:22:05.824 INFO [stderr] 68 |             generate_code(r, huffman_map, (s.clone() + "1"));
Nov 30 08:22:05.824 INFO [stderr]    |                                           ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 30 08:22:05.824 INFO [stderr] 
Nov 30 08:22:05.941 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
Nov 30 08:22:05.943 INFO [stderr] su: No module specific data is present
Nov 30 08:22:06.261 INFO running `"docker" "inspect" "79b240f5a03b9624f1d84891c29a8753345467df6ff5713f751324623793671b"`
Nov 30 08:22:06.382 INFO running `"docker" "rm" "-f" "79b240f5a03b9624f1d84891c29a8753345467df6ff5713f751324623793671b"`
Nov 30 08:22:06.550 INFO [stdout] 79b240f5a03b9624f1d84891c29a8753345467df6ff5713f751324623793671b