Dec 19 21:43:18.433 INFO checking TechnoCrunch/huffman-rs against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 21:43:18.433 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/TechnoCrunch/huffman-rs:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 21:43:18.878 INFO [stdout] 1d32305690e84866078517439ae45c93495406ed4b858c5dcc697dcc2cd4e2ac
Dec 19 21:43:18.884 INFO running `"docker" "start" "-a" "1d32305690e84866078517439ae45c93495406ed4b858c5dcc697dcc2cd4e2ac"`
Dec 19 21:43:21.044 INFO [stderr]     Checking huffman v0.1.0 (/opt/crater/workdir)
Dec 19 21:43:21.366 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 21:43:21.366 INFO [stderr]   --> src/main.rs:65:43
Dec 19 21:43:21.366 INFO [stderr]    |
Dec 19 21:43:21.366 INFO [stderr] 65 |             generate_code(l, huffman_map, (s.clone() + "0"));
Dec 19 21:43:21.366 INFO [stderr]    |                                           ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 21:43:21.366 INFO [stderr]    |
Dec 19 21:43:21.366 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 19 21:43:21.366 INFO [stderr] 
Dec 19 21:43:21.366 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 21:43:21.366 INFO [stderr]   --> src/main.rs:68:43
Dec 19 21:43:21.366 INFO [stderr]    |
Dec 19 21:43:21.366 INFO [stderr] 68 |             generate_code(r, huffman_map, (s.clone() + "1"));
Dec 19 21:43:21.366 INFO [stderr]    |                                           ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 21:43:21.366 INFO [stderr] 
Dec 19 21:43:21.420 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 21:43:21.420 INFO [stderr]   --> src/main.rs:65:43
Dec 19 21:43:21.420 INFO [stderr]    |
Dec 19 21:43:21.420 INFO [stderr] 65 |             generate_code(l, huffman_map, (s.clone() + "0"));
Dec 19 21:43:21.420 INFO [stderr]    |                                           ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 21:43:21.420 INFO [stderr]    |
Dec 19 21:43:21.420 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 19 21:43:21.420 INFO [stderr] 
Dec 19 21:43:21.420 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 21:43:21.420 INFO [stderr]   --> src/main.rs:68:43
Dec 19 21:43:21.420 INFO [stderr]    |
Dec 19 21:43:21.420 INFO [stderr] 68 |             generate_code(r, huffman_map, (s.clone() + "1"));
Dec 19 21:43:21.420 INFO [stderr]    |                                           ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 21:43:21.420 INFO [stderr] 
Dec 19 21:43:21.514 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
Dec 19 21:43:21.926 INFO running `"docker" "inspect" "1d32305690e84866078517439ae45c93495406ed4b858c5dcc697dcc2cd4e2ac"`
Dec 19 21:43:22.042 INFO running `"docker" "rm" "-f" "1d32305690e84866078517439ae45c93495406ed4b858c5dcc697dcc2cd4e2ac"`
Dec 19 21:43:22.144 INFO [stdout] 1d32305690e84866078517439ae45c93495406ed4b858c5dcc697dcc2cd4e2ac