Dec 19 09:31:44.336 INFO checking sabartheman/Rust_huffman_parallel against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 09:31:44.337 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/sabartheman/Rust_huffman_parallel:/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 09:31:44.819 INFO [stdout] e0ebe83611e81e32f2771d3126dd9ab77dadeb60be0df42d976dace1f7b9fb8d
Dec 19 09:31:44.821 INFO running `"docker" "start" "-a" "e0ebe83611e81e32f2771d3126dd9ab77dadeb60be0df42d976dace1f7b9fb8d"`
Dec 19 09:31:46.528 INFO [stderr]     Checking crossbeam v0.3.0
Dec 19 09:31:47.236 INFO [stderr]     Checking huffman_rust v0.1.0 (/opt/crater/workdir)
Dec 19 09:31:47.363 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 09:31:47.363 INFO [stderr]    --> src/main.rs:103:32
Dec 19 09:31:47.363 INFO [stderr]     |
Dec 19 09:31:47.363 INFO [stderr] 103 |             assign_codes(l, h, (s.clone() + "0"));
Dec 19 09:31:47.363 INFO [stderr]     |                                ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 09:31:47.363 INFO [stderr]     |
Dec 19 09:31:47.363 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 19 09:31:47.363 INFO [stderr] 
Dec 19 09:31:47.363 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 09:31:47.363 INFO [stderr]    --> src/main.rs:106:32
Dec 19 09:31:47.363 INFO [stderr]     |
Dec 19 09:31:47.363 INFO [stderr] 106 |             assign_codes(r, h, (s.clone() + "1"));
Dec 19 09:31:47.363 INFO [stderr]     |                                ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 09:31:47.363 INFO [stderr] 
Dec 19 09:31:47.446 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 09:31:47.446 INFO [stderr]    --> src/main.rs:103:32
Dec 19 09:31:47.447 INFO [stderr]     |
Dec 19 09:31:47.447 INFO [stderr] 103 |             assign_codes(l, h, (s.clone() + "0"));
Dec 19 09:31:47.447 INFO [stderr]     |                                ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 09:31:47.447 INFO [stderr]     |
Dec 19 09:31:47.447 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 19 09:31:47.447 INFO [stderr] 
Dec 19 09:31:47.447 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 09:31:47.447 INFO [stderr]    --> src/main.rs:106:32
Dec 19 09:31:47.447 INFO [stderr]     |
Dec 19 09:31:47.447 INFO [stderr] 106 |             assign_codes(r, h, (s.clone() + "1"));
Dec 19 09:31:47.447 INFO [stderr]     |                                ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 09:31:47.447 INFO [stderr] 
Dec 19 09:31:47.471 INFO [stderr] warning: unused variable: `e`
Dec 19 09:31:47.471 INFO [stderr]    --> src/main.rs:499:16
Dec 19 09:31:47.471 INFO [stderr]     |
Dec 19 09:31:47.471 INFO [stderr] 499 |     if let Err(e) = writeln!(file, "{},{},{},{},{},{},{},", tp1_finish - tp1_start, tp2_finish - tp2_start, tp3_finish - tp3_start, tp4_finish - tp4_start, t3-t1, t2-s2, t3-s3) {
Dec 19 09:31:47.471 INFO [stderr]     |                ^ help: consider using `_e` instead
Dec 19 09:31:47.471 INFO [stderr]     |
Dec 19 09:31:47.471 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 09:31:47.471 INFO [stderr] 
Dec 19 09:31:47.558 INFO [stderr] warning: unused variable: `e`
Dec 19 09:31:47.558 INFO [stderr]    --> src/main.rs:499:16
Dec 19 09:31:47.558 INFO [stderr]     |
Dec 19 09:31:47.558 INFO [stderr] 499 |     if let Err(e) = writeln!(file, "{},{},{},{},{},{},{},", tp1_finish - tp1_start, tp2_finish - tp2_start, tp3_finish - tp3_start, tp4_finish - tp4_start, t3-t1, t2-s2, t3-s3) {
Dec 19 09:31:47.558 INFO [stderr]     |                ^ help: consider using `_e` instead
Dec 19 09:31:47.558 INFO [stderr]     |
Dec 19 09:31:47.558 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 09:31:47.558 INFO [stderr] 
Dec 19 09:31:47.640 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
Dec 19 09:31:48.572 INFO running `"docker" "inspect" "e0ebe83611e81e32f2771d3126dd9ab77dadeb60be0df42d976dace1f7b9fb8d"`
Dec 19 09:31:48.836 INFO running `"docker" "rm" "-f" "e0ebe83611e81e32f2771d3126dd9ab77dadeb60be0df42d976dace1f7b9fb8d"`
Dec 19 09:31:49.100 INFO [stdout] e0ebe83611e81e32f2771d3126dd9ab77dadeb60be0df42d976dace1f7b9fb8d