Dec 17 19:08:37.194 INFO checking murphym18/huffman_code against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252 Dec 17 19:08:37.194 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/murphym18/huffman_code:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"` Dec 17 19:08:37.806 INFO [stdout] a27639506cd007a0875fc2996bd9556d8c61929735b22b38c3aeda7c0ac812af Dec 17 19:08:37.811 INFO running `"docker" "start" "-a" "a27639506cd007a0875fc2996bd9556d8c61929735b22b38c3aeda7c0ac812af"` Dec 17 19:08:39.304 INFO [stderr] Checking huffman_code v0.1.0 (/opt/crater/workdir) Dec 17 19:08:39.621 INFO [stderr] warning: unused import: `std::io` Dec 17 19:08:39.621 INFO [stderr] --> src/lib.rs:1:5 Dec 17 19:08:39.622 INFO [stderr] | Dec 17 19:08:39.622 INFO [stderr] 1 | use std::io; Dec 17 19:08:39.622 INFO [stderr] | ^^^^^^^ Dec 17 19:08:39.623 INFO [stderr] | Dec 17 19:08:39.623 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 17 19:08:39.623 INFO [stderr] Dec 17 19:08:39.623 INFO [stderr] warning: unused import: `Cursor` Dec 17 19:08:39.623 INFO [stderr] --> src/lib.rs:5:28 Dec 17 19:08:39.623 INFO [stderr] | Dec 17 19:08:39.623 INFO [stderr] 5 | use std::io::{Read, Write, Cursor}; Dec 17 19:08:39.623 INFO [stderr] | ^^^^^^ Dec 17 19:08:39.623 INFO [stderr] Dec 17 19:08:39.653 INFO [stderr] warning: unused import: `std::io` Dec 17 19:08:39.653 INFO [stderr] --> src/lib.rs:1:5 Dec 17 19:08:39.653 INFO [stderr] | Dec 17 19:08:39.653 INFO [stderr] 1 | use std::io; Dec 17 19:08:39.653 INFO [stderr] | ^^^^^^^ Dec 17 19:08:39.653 INFO [stderr] | Dec 17 19:08:39.653 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 17 19:08:39.653 INFO [stderr] Dec 17 19:08:39.653 INFO [stderr] warning: unused import: `Cursor` Dec 17 19:08:39.660 INFO [stderr] --> src/lib.rs:5:28 Dec 17 19:08:39.668 INFO [stderr] | Dec 17 19:08:39.668 INFO [stderr] 5 | use std::io::{Read, Write, Cursor}; Dec 17 19:08:39.668 INFO [stderr] | ^^^^^^ Dec 17 19:08:39.668 INFO [stderr] Dec 17 19:08:39.876 INFO [stderr] warning: unused variable: `left` Dec 17 19:08:39.876 INFO [stderr] --> src/lib.rs:171:26 Dec 17 19:08:39.876 INFO [stderr] | Dec 17 19:08:39.876 INFO [stderr] 171 | Node {count, ref left, ref right} => count, Dec 17 19:08:39.876 INFO [stderr] | ^^^^ help: try ignoring the field: `left: _` Dec 17 19:08:39.876 INFO [stderr] | Dec 17 19:08:39.876 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 17 19:08:39.876 INFO [stderr] Dec 17 19:08:39.877 INFO [stderr] warning: unused variable: `right` Dec 17 19:08:39.877 INFO [stderr] --> src/lib.rs:171:36 Dec 17 19:08:39.877 INFO [stderr] | Dec 17 19:08:39.877 INFO [stderr] 171 | Node {count, ref left, ref right} => count, Dec 17 19:08:39.877 INFO [stderr] | ^^^^^ help: try ignoring the field: `right: _` Dec 17 19:08:39.877 INFO [stderr] Dec 17 19:08:39.877 INFO [stderr] warning: unused variable: `value` Dec 17 19:08:39.877 INFO [stderr] --> src/lib.rs:172:22 Dec 17 19:08:39.877 INFO [stderr] | Dec 17 19:08:39.877 INFO [stderr] 172 | Leaf {count, value} => count Dec 17 19:08:39.877 INFO [stderr] | ^^^^^ help: try ignoring the field: `value: _` Dec 17 19:08:39.877 INFO [stderr] Dec 17 19:08:39.877 INFO [stderr] warning: unused variable: `count` Dec 17 19:08:39.877 INFO [stderr] --> src/lib.rs:178:15 Dec 17 19:08:39.877 INFO [stderr] | Dec 17 19:08:39.877 INFO [stderr] 178 | Node {count, ref left, ref right} => { Dec 17 19:08:39.877 INFO [stderr] | ^^^^^ help: try ignoring the field: `count: _` Dec 17 19:08:39.877 INFO [stderr] Dec 17 19:08:39.877 INFO [stderr] warning: unused variable: `count` Dec 17 19:08:39.877 INFO [stderr] --> src/lib.rs:235:19 Dec 17 19:08:39.877 INFO [stderr] | Dec 17 19:08:39.877 INFO [stderr] 235 | Leaf {count, value} => { Dec 17 19:08:39.877 INFO [stderr] | ^^^^^ help: try ignoring the field: `count: _` Dec 17 19:08:39.877 INFO [stderr] Dec 17 19:08:39.877 INFO [stderr] warning: unused variable: `count` Dec 17 19:08:39.877 INFO [stderr] --> src/lib.rs:240:19 Dec 17 19:08:39.877 INFO [stderr] | Dec 17 19:08:39.877 INFO [stderr] 240 | Node {count, ref left, ref right} => { Dec 17 19:08:39.877 INFO [stderr] | ^^^^^ help: try ignoring the field: `count: _` Dec 17 19:08:39.877 INFO [stderr] Dec 17 19:08:39.877 INFO [stderr] warning: unused variable: `p` Dec 17 19:08:39.877 INFO [stderr] --> src/lib.rs:303:9 Dec 17 19:08:39.877 INFO [stderr] | Dec 17 19:08:39.877 INFO [stderr] 303 | let p = 97 as u8; Dec 17 19:08:39.877 INFO [stderr] | ^ help: consider using `_p` instead Dec 17 19:08:39.877 INFO [stderr] Dec 17 19:08:39.877 INFO [stderr] warning: unused variable: `value` Dec 17 19:08:39.877 INFO [stderr] --> src/lib.rs:346:26 Dec 17 19:08:39.877 INFO [stderr] | Dec 17 19:08:39.877 INFO [stderr] 346 | Leaf {count, value} => size = size + count, Dec 17 19:08:39.877 INFO [stderr] | ^^^^^ help: try ignoring the field: `value: _` Dec 17 19:08:39.877 INFO [stderr] Dec 17 19:08:39.877 INFO [stderr] warning: unused variable: `count` Dec 17 19:08:39.877 INFO [stderr] --> src/lib.rs:395:15 Dec 17 19:08:39.877 INFO [stderr] | Dec 17 19:08:39.877 INFO [stderr] 395 | Node {count, ref left, ref right} => { Dec 17 19:08:39.877 INFO [stderr] | ^^^^^ help: try ignoring the field: `count: _` Dec 17 19:08:39.877 INFO [stderr] Dec 17 19:08:39.877 INFO [stderr] warning: unused variable: `count` Dec 17 19:08:39.877 INFO [stderr] --> src/lib.rs:403:15 Dec 17 19:08:39.877 INFO [stderr] | Dec 17 19:08:39.877 INFO [stderr] 403 | Leaf {count, value} => { Dec 17 19:08:39.877 INFO [stderr] | ^^^^^ help: try ignoring the field: `count: _` Dec 17 19:08:39.877 INFO [stderr] Dec 17 19:08:39.910 INFO [stderr] warning: variable does not need to be mutable Dec 17 19:08:39.910 INFO [stderr] --> src/lib.rs:215:9 Dec 17 19:08:39.910 INFO [stderr] | Dec 17 19:08:39.910 INFO [stderr] 215 | let mut tree = make_tree(table_vec); Dec 17 19:08:39.910 INFO [stderr] | ----^^^^ Dec 17 19:08:39.910 INFO [stderr] | | Dec 17 19:08:39.910 INFO [stderr] | help: remove this `mut` Dec 17 19:08:39.921 INFO [stderr] | Dec 17 19:08:39.922 INFO [stderr] warning: unused variable: `left` Dec 17 19:08:39.922 INFO [stderr] --> src/lib.rs:171:26 Dec 17 19:08:39.922 INFO [stderr] | Dec 17 19:08:39.922 INFO [stderr] 171 | Node {count, ref left, ref right} => count, Dec 17 19:08:39.922 INFO [stderr] | ^^^^ help: try ignoring the field: `left: _` Dec 17 19:08:39.922 INFO [stderr] | Dec 17 19:08:39.922 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 17 19:08:39.922 INFO [stderr] Dec 17 19:08:39.922 INFO [stderr] warning: unused variable: `right` Dec 17 19:08:39.922 INFO [stderr] --> src/lib.rs:171:36 Dec 17 19:08:39.922 INFO [stderr] | Dec 17 19:08:39.922 INFO [stderr] 171 | Node {count, ref left, ref right} => count, Dec 17 19:08:39.922 INFO [stderr] | ^^^^^ help: try ignoring the field: `right: _` Dec 17 19:08:39.922 INFO [stderr] Dec 17 19:08:39.922 INFO [stderr] warning: unused variable: `value` Dec 17 19:08:39.922 INFO [stderr] --> src/lib.rs:172:22 Dec 17 19:08:39.922 INFO [stderr] | Dec 17 19:08:39.922 INFO [stderr] 172 | Leaf {count, value} => count Dec 17 19:08:39.922 INFO [stderr] | ^^^^^ help: try ignoring the field: `value: _` Dec 17 19:08:39.922 INFO [stderr] Dec 17 19:08:39.922 INFO [stderr] warning: unused variable: `count` Dec 17 19:08:39.922 INFO [stderr] --> src/lib.rs:178:15 Dec 17 19:08:39.922 INFO [stderr] | Dec 17 19:08:39.922 INFO [stderr] 178 | Node {count, ref left, ref right} => { Dec 17 19:08:39.922 INFO [stderr] | ^^^^^ help: try ignoring the field: `count: _` Dec 17 19:08:39.922 INFO [stderr] Dec 17 19:08:39.922 INFO [stderr] warning: unused variable: `count` Dec 17 19:08:39.922 INFO [stderr] --> src/lib.rs:235:19 Dec 17 19:08:39.922 INFO [stderr] | Dec 17 19:08:39.922 INFO [stderr] 235 | Leaf {count, value} => { Dec 17 19:08:39.922 INFO [stderr] | ^^^^^ help: try ignoring the field: `count: _` Dec 17 19:08:39.922 INFO [stderr] Dec 17 19:08:39.922 INFO [stderr] warning: unused variable: `count` Dec 17 19:08:39.922 INFO [stderr] --> src/lib.rs:240:19 Dec 17 19:08:39.922 INFO [stderr] | Dec 17 19:08:39.922 INFO [stderr] 240 | Node {count, ref left, ref right} => { Dec 17 19:08:39.922 INFO [stderr] | ^^^^^ help: try ignoring the field: `count: _` Dec 17 19:08:39.922 INFO [stderr] Dec 17 19:08:39.922 INFO [stderr] warning: unused variable: `p` Dec 17 19:08:39.922 INFO [stderr] --> src/lib.rs:303:9 Dec 17 19:08:39.922 INFO [stderr] | Dec 17 19:08:39.922 INFO [stderr] 303 | let p = 97 as u8; Dec 17 19:08:39.922 INFO [stderr] | ^ help: consider using `_p` instead Dec 17 19:08:39.922 INFO [stderr] Dec 17 19:08:39.922 INFO [stderr] warning: unused variable: `value` Dec 17 19:08:39.922 INFO [stderr] --> src/lib.rs:346:26 Dec 17 19:08:39.922 INFO [stderr] | Dec 17 19:08:39.922 INFO [stderr] 346 | Leaf {count, value} => size = size + count, Dec 17 19:08:39.922 INFO [stderr] | ^^^^^ help: try ignoring the field: `value: _` Dec 17 19:08:39.922 INFO [stderr] Dec 17 19:08:39.922 INFO [stderr] warning: unused variable: `count` Dec 17 19:08:39.922 INFO [stderr] --> src/lib.rs:395:15 Dec 17 19:08:39.922 INFO [stderr] | Dec 17 19:08:39.922 INFO [stderr] 395 | Node {count, ref left, ref right} => { Dec 17 19:08:39.922 INFO [stderr] | ^^^^^ help: try ignoring the field: `count: _` Dec 17 19:08:39.922 INFO [stderr] Dec 17 19:08:39.922 INFO [stderr] warning: unused variable: `count` Dec 17 19:08:39.922 INFO [stderr] --> src/lib.rs:403:15 Dec 17 19:08:39.922 INFO [stderr] | Dec 17 19:08:39.922 INFO [stderr] 403 | Leaf {count, value} => { Dec 17 19:08:39.922 INFO [stderr] | ^^^^^ help: try ignoring the field: `count: _` Dec 17 19:08:39.922 INFO [stderr] Dec 17 19:08:39.928 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 17 19:08:39.928 INFO [stderr] Dec 17 19:08:39.936 INFO [stderr] warning: variable does not need to be mutable Dec 17 19:08:39.936 INFO [stderr] --> src/lib.rs:300:9 Dec 17 19:08:39.936 INFO [stderr] | Dec 17 19:08:39.936 INFO [stderr] 300 | let mut tree = make_tree(v); Dec 17 19:08:39.936 INFO [stderr] | ----^^^^ Dec 17 19:08:39.936 INFO [stderr] | | Dec 17 19:08:39.936 INFO [stderr] | help: remove this `mut` Dec 17 19:08:39.936 INFO [stderr] Dec 17 19:08:39.936 INFO [stderr] warning: variable does not need to be mutable Dec 17 19:08:39.936 INFO [stderr] --> src/lib.rs:350:9 Dec 17 19:08:39.936 INFO [stderr] | Dec 17 19:08:39.936 INFO [stderr] 350 | let mut buf: [u8; 8] = unsafe { Dec 17 19:08:39.936 INFO [stderr] | ----^^^ Dec 17 19:08:39.936 INFO [stderr] | | Dec 17 19:08:39.936 INFO [stderr] | help: remove this `mut` Dec 17 19:08:39.936 INFO [stderr] Dec 17 19:08:39.940 INFO [stderr] warning: variable does not need to be mutable Dec 17 19:08:39.940 INFO [stderr] --> src/lib.rs:388:9 Dec 17 19:08:39.940 INFO [stderr] | Dec 17 19:08:39.940 INFO [stderr] 388 | let mut bits = BitString::new(); Dec 17 19:08:39.940 INFO [stderr] | ----^^^^ Dec 17 19:08:39.940 INFO [stderr] | | Dec 17 19:08:39.940 INFO [stderr] | help: remove this `mut` Dec 17 19:08:39.940 INFO [stderr] Dec 17 19:08:39.944 INFO [stderr] warning: variable does not need to be mutable Dec 17 19:08:39.944 INFO [stderr] --> src/lib.rs:393:29 Dec 17 19:08:39.944 INFO [stderr] | Dec 17 19:08:39.944 INFO [stderr] 393 | fn traverse(current: &Tree, mut bits: BitString, table: &mut HashMap) { Dec 17 19:08:39.944 INFO [stderr] | ----^^^^ Dec 17 19:08:39.944 INFO [stderr] | | Dec 17 19:08:39.944 INFO [stderr] | help: remove this `mut` Dec 17 19:08:39.944 INFO [stderr] Dec 17 19:08:39.944 INFO [stderr] warning: variable does not need to be mutable Dec 17 19:08:39.944 INFO [stderr] --> src/lib.rs:215:9 Dec 17 19:08:39.944 INFO [stderr] | Dec 17 19:08:39.944 INFO [stderr] 215 | let mut tree = make_tree(table_vec); Dec 17 19:08:39.944 INFO [stderr] | ----^^^^ Dec 17 19:08:39.944 INFO [stderr] | | Dec 17 19:08:39.944 INFO [stderr] | help: remove this `mut` Dec 17 19:08:39.944 INFO [stderr] | Dec 17 19:08:39.944 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 17 19:08:39.944 INFO [stderr] Dec 17 19:08:39.948 INFO [stderr] warning: function is never used: `byte_string` Dec 17 19:08:39.948 INFO [stderr] --> src/lib.rs:138:1 Dec 17 19:08:39.948 INFO [stderr] | Dec 17 19:08:39.948 INFO [stderr] 138 | fn byte_string(data: u8, num_bits: u8) -> String { Dec 17 19:08:39.948 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 19:08:39.948 INFO [stderr] | Dec 17 19:08:39.948 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 17 19:08:39.948 INFO [stderr] Dec 17 19:08:39.954 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 17 19:08:39.955 INFO [stderr] --> src/lib.rs:104:9 Dec 17 19:08:39.955 INFO [stderr] | Dec 17 19:08:39.955 INFO [stderr] 104 | self.output.write(&a); Dec 17 19:08:39.955 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ Dec 17 19:08:39.955 INFO [stderr] | Dec 17 19:08:39.955 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 17 19:08:39.955 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 17 19:08:39.955 INFO [stderr] Dec 17 19:08:39.955 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 17 19:08:39.955 INFO [stderr] --> src/lib.rs:236:17 Dec 17 19:08:39.955 INFO [stderr] | Dec 17 19:08:39.955 INFO [stderr] 236 | output.write(&[value]); Dec 17 19:08:39.955 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 19:08:39.955 INFO [stderr] | Dec 17 19:08:39.955 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 17 19:08:39.955 INFO [stderr] Dec 17 19:08:39.955 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 17 19:08:39.955 INFO [stderr] --> src/lib.rs:306:5 Dec 17 19:08:39.955 INFO [stderr] | Dec 17 19:08:39.955 INFO [stderr] 306 | f.seek(SeekFrom::Start(0)); Dec 17 19:08:39.955 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 19:08:39.955 INFO [stderr] | Dec 17 19:08:39.955 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 17 19:08:39.955 INFO [stderr] Dec 17 19:08:39.955 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 17 19:08:39.955 INFO [stderr] --> src/lib.rs:321:5 Dec 17 19:08:39.955 INFO [stderr] | Dec 17 19:08:39.955 INFO [stderr] 321 | output.write_all(&list_len_buf); Dec 17 19:08:39.955 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 19:08:39.955 INFO [stderr] | Dec 17 19:08:39.955 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 17 19:08:39.955 INFO [stderr] Dec 17 19:08:39.955 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 17 19:08:39.955 INFO [stderr] --> src/lib.rs:334:17 Dec 17 19:08:39.955 INFO [stderr] | Dec 17 19:08:39.955 INFO [stderr] 334 | output.write_all(&buf); Dec 17 19:08:39.955 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 19:08:39.955 INFO [stderr] | Dec 17 19:08:39.955 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 17 19:08:39.955 INFO [stderr] Dec 17 19:08:39.959 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 17 19:08:39.959 INFO [stderr] --> src/lib.rs:353:5 Dec 17 19:08:39.959 INFO [stderr] | Dec 17 19:08:39.959 INFO [stderr] 353 | output.write_all(&buf); Dec 17 19:08:39.959 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 19:08:39.959 INFO [stderr] | Dec 17 19:08:39.959 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 17 19:08:39.959 INFO [stderr] Dec 17 19:08:39.965 INFO [stderr] warning: variable does not need to be mutable Dec 17 19:08:39.965 INFO [stderr] --> src/lib.rs:300:9 Dec 17 19:08:39.965 INFO [stderr] | Dec 17 19:08:39.965 INFO [stderr] 300 | let mut tree = make_tree(v); Dec 17 19:08:39.965 INFO [stderr] | ----^^^^ Dec 17 19:08:39.965 INFO [stderr] | | Dec 17 19:08:39.965 INFO [stderr] | help: remove this `mut` Dec 17 19:08:39.965 INFO [stderr] Dec 17 19:08:39.965 INFO [stderr] warning: variable does not need to be mutable Dec 17 19:08:39.965 INFO [stderr] --> src/lib.rs:350:9 Dec 17 19:08:39.965 INFO [stderr] | Dec 17 19:08:39.965 INFO [stderr] 350 | let mut buf: [u8; 8] = unsafe { Dec 17 19:08:39.965 INFO [stderr] | ----^^^ Dec 17 19:08:39.965 INFO [stderr] | | Dec 17 19:08:39.965 INFO [stderr] | help: remove this `mut` Dec 17 19:08:39.965 INFO [stderr] Dec 17 19:08:39.972 INFO [stderr] warning: variable does not need to be mutable Dec 17 19:08:39.972 INFO [stderr] --> src/lib.rs:388:9 Dec 17 19:08:39.972 INFO [stderr] | Dec 17 19:08:39.972 INFO [stderr] 388 | let mut bits = BitString::new(); Dec 17 19:08:39.972 INFO [stderr] | ----^^^^ Dec 17 19:08:39.972 INFO [stderr] | | Dec 17 19:08:39.972 INFO [stderr] | help: remove this `mut` Dec 17 19:08:39.972 INFO [stderr] Dec 17 19:08:39.972 INFO [stderr] warning: variable does not need to be mutable Dec 17 19:08:39.972 INFO [stderr] --> src/lib.rs:393:29 Dec 17 19:08:39.972 INFO [stderr] | Dec 17 19:08:39.972 INFO [stderr] 393 | fn traverse(current: &Tree, mut bits: BitString, table: &mut HashMap) { Dec 17 19:08:39.972 INFO [stderr] | ----^^^^ Dec 17 19:08:39.972 INFO [stderr] | | Dec 17 19:08:39.972 INFO [stderr] | help: remove this `mut` Dec 17 19:08:39.972 INFO [stderr] Dec 17 19:08:39.980 INFO [stderr] warning: function is never used: `byte_string` Dec 17 19:08:39.980 INFO [stderr] --> src/lib.rs:138:1 Dec 17 19:08:39.980 INFO [stderr] | Dec 17 19:08:39.980 INFO [stderr] 138 | fn byte_string(data: u8, num_bits: u8) -> String { Dec 17 19:08:39.980 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 19:08:39.980 INFO [stderr] | Dec 17 19:08:39.980 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 17 19:08:39.980 INFO [stderr] Dec 17 19:08:39.980 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 17 19:08:39.980 INFO [stderr] --> src/lib.rs:104:9 Dec 17 19:08:39.980 INFO [stderr] | Dec 17 19:08:39.980 INFO [stderr] 104 | self.output.write(&a); Dec 17 19:08:39.980 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ Dec 17 19:08:39.980 INFO [stderr] | Dec 17 19:08:39.980 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 17 19:08:39.980 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 17 19:08:39.980 INFO [stderr] Dec 17 19:08:39.989 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 17 19:08:39.989 INFO [stderr] --> src/lib.rs:236:17 Dec 17 19:08:39.989 INFO [stderr] | Dec 17 19:08:39.989 INFO [stderr] 236 | output.write(&[value]); Dec 17 19:08:39.989 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 19:08:39.989 INFO [stderr] | Dec 17 19:08:39.989 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 17 19:08:39.989 INFO [stderr] Dec 17 19:08:39.989 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 17 19:08:39.989 INFO [stderr] --> src/lib.rs:306:5 Dec 17 19:08:39.989 INFO [stderr] | Dec 17 19:08:39.989 INFO [stderr] 306 | f.seek(SeekFrom::Start(0)); Dec 17 19:08:39.989 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 19:08:39.989 INFO [stderr] | Dec 17 19:08:39.989 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 17 19:08:39.989 INFO [stderr] Dec 17 19:08:39.989 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 17 19:08:39.989 INFO [stderr] --> src/lib.rs:321:5 Dec 17 19:08:39.989 INFO [stderr] | Dec 17 19:08:39.989 INFO [stderr] 321 | output.write_all(&list_len_buf); Dec 17 19:08:39.989 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 19:08:39.989 INFO [stderr] | Dec 17 19:08:39.989 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 17 19:08:39.989 INFO [stderr] Dec 17 19:08:39.989 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 17 19:08:39.989 INFO [stderr] --> src/lib.rs:334:17 Dec 17 19:08:39.989 INFO [stderr] | Dec 17 19:08:39.989 INFO [stderr] 334 | output.write_all(&buf); Dec 17 19:08:39.989 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 19:08:39.989 INFO [stderr] | Dec 17 19:08:39.989 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 17 19:08:39.989 INFO [stderr] Dec 17 19:08:39.989 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 17 19:08:39.989 INFO [stderr] --> src/lib.rs:353:5 Dec 17 19:08:39.989 INFO [stderr] | Dec 17 19:08:39.989 INFO [stderr] 353 | output.write_all(&buf); Dec 17 19:08:39.989 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Dec 17 19:08:39.989 INFO [stderr] | Dec 17 19:08:39.989 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 17 19:08:39.989 INFO [stderr] Dec 17 19:08:40.355 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.07s Dec 17 19:08:40.871 INFO running `"docker" "inspect" "a27639506cd007a0875fc2996bd9556d8c61929735b22b38c3aeda7c0ac812af"` Dec 17 19:08:41.154 INFO running `"docker" "rm" "-f" "a27639506cd007a0875fc2996bd9556d8c61929735b22b38c3aeda7c0ac812af"` Dec 17 19:08:41.414 INFO [stdout] a27639506cd007a0875fc2996bd9556d8c61929735b22b38c3aeda7c0ac812af