Dec 11 13:06:13.575 INFO checking murphym18/huffman_code against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677 Dec 11 13:06:13.575 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 11 13:06:13.976 INFO [stdout] 914ee5077c264547c8a9d63e5ce2220c7ca4004a2f09f0ec0fa6f39c2f00525d Dec 11 13:06:13.980 INFO running `"docker" "start" "-a" "914ee5077c264547c8a9d63e5ce2220c7ca4004a2f09f0ec0fa6f39c2f00525d"` Dec 11 13:06:14.999 INFO [stderr] usermod: no changes Dec 11 13:06:15.025 INFO [stderr] Checking huffman_code v0.1.0 (/source) Dec 11 13:06:15.312 INFO [stderr] warning: unused import: `std::io` Dec 11 13:06:15.312 INFO [stderr] --> src/lib.rs:1:5 Dec 11 13:06:15.312 INFO [stderr] | Dec 11 13:06:15.312 INFO [stderr] 1 | use std::io; Dec 11 13:06:15.312 INFO [stderr] | ^^^^^^^ Dec 11 13:06:15.312 INFO [stderr] | Dec 11 13:06:15.312 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 11 13:06:15.312 INFO [stderr] Dec 11 13:06:15.312 INFO [stderr] warning: unused import: `Cursor` Dec 11 13:06:15.312 INFO [stderr] --> src/lib.rs:5:28 Dec 11 13:06:15.312 INFO [stderr] | Dec 11 13:06:15.312 INFO [stderr] 5 | use std::io::{Read, Write, Cursor}; Dec 11 13:06:15.312 INFO [stderr] | ^^^^^^ Dec 11 13:06:15.312 INFO [stderr] Dec 11 13:06:15.368 INFO [stderr] warning: unused import: `std::io` Dec 11 13:06:15.368 INFO [stderr] --> src/lib.rs:1:5 Dec 11 13:06:15.368 INFO [stderr] | Dec 11 13:06:15.368 INFO [stderr] 1 | use std::io; Dec 11 13:06:15.368 INFO [stderr] | ^^^^^^^ Dec 11 13:06:15.369 INFO [stderr] | Dec 11 13:06:15.369 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 11 13:06:15.369 INFO [stderr] Dec 11 13:06:15.369 INFO [stderr] warning: unused import: `Cursor` Dec 11 13:06:15.369 INFO [stderr] --> src/lib.rs:5:28 Dec 11 13:06:15.369 INFO [stderr] | Dec 11 13:06:15.369 INFO [stderr] 5 | use std::io::{Read, Write, Cursor}; Dec 11 13:06:15.369 INFO [stderr] | ^^^^^^ Dec 11 13:06:15.380 INFO [stderr] Dec 11 13:06:15.484 INFO [stderr] warning: unused variable: `left` Dec 11 13:06:15.484 INFO [stderr] --> src/lib.rs:171:26 Dec 11 13:06:15.484 INFO [stderr] | Dec 11 13:06:15.484 INFO [stderr] 171 | Node {count, ref left, ref right} => count, Dec 11 13:06:15.484 INFO [stderr] | ^^^^ help: try ignoring the field: `left: _` Dec 11 13:06:15.484 INFO [stderr] | Dec 11 13:06:15.484 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 11 13:06:15.484 INFO [stderr] Dec 11 13:06:15.484 INFO [stderr] warning: unused variable: `right` Dec 11 13:06:15.484 INFO [stderr] --> src/lib.rs:171:36 Dec 11 13:06:15.484 INFO [stderr] | Dec 11 13:06:15.484 INFO [stderr] 171 | Node {count, ref left, ref right} => count, Dec 11 13:06:15.484 INFO [stderr] | ^^^^^ help: try ignoring the field: `right: _` Dec 11 13:06:15.485 INFO [stderr] Dec 11 13:06:15.485 INFO [stderr] warning: unused variable: `value` Dec 11 13:06:15.485 INFO [stderr] --> src/lib.rs:172:22 Dec 11 13:06:15.485 INFO [stderr] | Dec 11 13:06:15.485 INFO [stderr] 172 | Leaf {count, value} => count Dec 11 13:06:15.485 INFO [stderr] | ^^^^^ help: try ignoring the field: `value: _` Dec 11 13:06:15.485 INFO [stderr] Dec 11 13:06:15.485 INFO [stderr] warning: unused variable: `count` Dec 11 13:06:15.485 INFO [stderr] --> src/lib.rs:178:15 Dec 11 13:06:15.485 INFO [stderr] | Dec 11 13:06:15.485 INFO [stderr] 178 | Node {count, ref left, ref right} => { Dec 11 13:06:15.485 INFO [stderr] | ^^^^^ help: try ignoring the field: `count: _` Dec 11 13:06:15.485 INFO [stderr] Dec 11 13:06:15.485 INFO [stderr] warning: unused variable: `count` Dec 11 13:06:15.485 INFO [stderr] --> src/lib.rs:235:19 Dec 11 13:06:15.485 INFO [stderr] | Dec 11 13:06:15.485 INFO [stderr] 235 | Leaf {count, value} => { Dec 11 13:06:15.485 INFO [stderr] | ^^^^^ help: try ignoring the field: `count: _` Dec 11 13:06:15.485 INFO [stderr] Dec 11 13:06:15.485 INFO [stderr] warning: unused variable: `count` Dec 11 13:06:15.485 INFO [stderr] --> src/lib.rs:240:19 Dec 11 13:06:15.485 INFO [stderr] | Dec 11 13:06:15.485 INFO [stderr] 240 | Node {count, ref left, ref right} => { Dec 11 13:06:15.485 INFO [stderr] | ^^^^^ help: try ignoring the field: `count: _` Dec 11 13:06:15.485 INFO [stderr] Dec 11 13:06:15.485 INFO [stderr] warning: unused variable: `p` Dec 11 13:06:15.485 INFO [stderr] --> src/lib.rs:303:9 Dec 11 13:06:15.485 INFO [stderr] | Dec 11 13:06:15.485 INFO [stderr] 303 | let p = 97 as u8; Dec 11 13:06:15.485 INFO [stderr] | ^ help: consider using `_p` instead Dec 11 13:06:15.485 INFO [stderr] Dec 11 13:06:15.485 INFO [stderr] warning: unused variable: `value` Dec 11 13:06:15.485 INFO [stderr] --> src/lib.rs:346:26 Dec 11 13:06:15.485 INFO [stderr] | Dec 11 13:06:15.485 INFO [stderr] 346 | Leaf {count, value} => size = size + count, Dec 11 13:06:15.485 INFO [stderr] | ^^^^^ help: try ignoring the field: `value: _` Dec 11 13:06:15.485 INFO [stderr] Dec 11 13:06:15.485 INFO [stderr] warning: unused variable: `count` Dec 11 13:06:15.485 INFO [stderr] --> src/lib.rs:395:15 Dec 11 13:06:15.485 INFO [stderr] | Dec 11 13:06:15.485 INFO [stderr] 395 | Node {count, ref left, ref right} => { Dec 11 13:06:15.485 INFO [stderr] | ^^^^^ help: try ignoring the field: `count: _` Dec 11 13:06:15.485 INFO [stderr] Dec 11 13:06:15.485 INFO [stderr] warning: unused variable: `count` Dec 11 13:06:15.485 INFO [stderr] --> src/lib.rs:403:15 Dec 11 13:06:15.485 INFO [stderr] | Dec 11 13:06:15.485 INFO [stderr] 403 | Leaf {count, value} => { Dec 11 13:06:15.485 INFO [stderr] | ^^^^^ help: try ignoring the field: `count: _` Dec 11 13:06:15.485 INFO [stderr] Dec 11 13:06:15.512 INFO [stderr] warning: unused variable: `left` Dec 11 13:06:15.512 INFO [stderr] --> src/lib.rs:171:26 Dec 11 13:06:15.512 INFO [stderr] | Dec 11 13:06:15.512 INFO [stderr] 171 | Node {count, ref left, ref right} => count, Dec 11 13:06:15.512 INFO [stderr] | ^^^^ help: try ignoring the field: `left: _` Dec 11 13:06:15.512 INFO [stderr] | Dec 11 13:06:15.512 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 11 13:06:15.512 INFO [stderr] Dec 11 13:06:15.512 INFO [stderr] warning: unused variable: `right` Dec 11 13:06:15.512 INFO [stderr] --> src/lib.rs:171:36 Dec 11 13:06:15.512 INFO [stderr] | Dec 11 13:06:15.512 INFO [stderr] 171 | Node {count, ref left, ref right} => count, Dec 11 13:06:15.512 INFO [stderr] | ^^^^^ help: try ignoring the field: `right: _` Dec 11 13:06:15.512 INFO [stderr] Dec 11 13:06:15.512 INFO [stderr] warning: variable does not need to be mutable Dec 11 13:06:15.512 INFO [stderr] --> src/lib.rs:215:9 Dec 11 13:06:15.512 INFO [stderr] | Dec 11 13:06:15.512 INFO [stderr] 215 | let mut tree = make_tree(table_vec); Dec 11 13:06:15.512 INFO [stderr] | ----^^^^ Dec 11 13:06:15.512 INFO [stderr] | | Dec 11 13:06:15.512 INFO [stderr] | help: remove this `mut` Dec 11 13:06:15.512 INFO [stderr] | Dec 11 13:06:15.512 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 11 13:06:15.512 INFO [stderr] Dec 11 13:06:15.512 INFO [stderr] warning: unused variable: `value` Dec 11 13:06:15.512 INFO [stderr] --> src/lib.rs:172:22 Dec 11 13:06:15.512 INFO [stderr] | Dec 11 13:06:15.512 INFO [stderr] 172 | Leaf {count, value} => count Dec 11 13:06:15.512 INFO [stderr] | ^^^^^ help: try ignoring the field: `value: _` Dec 11 13:06:15.512 INFO [stderr] Dec 11 13:06:15.512 INFO [stderr] warning: unused variable: `count` Dec 11 13:06:15.512 INFO [stderr] --> src/lib.rs:178:15 Dec 11 13:06:15.512 INFO [stderr] | Dec 11 13:06:15.512 INFO [stderr] 178 | Node {count, ref left, ref right} => { Dec 11 13:06:15.512 INFO [stderr] | ^^^^^ help: try ignoring the field: `count: _` Dec 11 13:06:15.512 INFO [stderr] Dec 11 13:06:15.512 INFO [stderr] warning: unused variable: `count` Dec 11 13:06:15.512 INFO [stderr] --> src/lib.rs:235:19 Dec 11 13:06:15.512 INFO [stderr] | Dec 11 13:06:15.512 INFO [stderr] 235 | Leaf {count, value} => { Dec 11 13:06:15.512 INFO [stderr] | ^^^^^ help: try ignoring the field: `count: _` Dec 11 13:06:15.512 INFO [stderr] Dec 11 13:06:15.512 INFO [stderr] warning: unused variable: `count` Dec 11 13:06:15.512 INFO [stderr] --> src/lib.rs:240:19 Dec 11 13:06:15.513 INFO [stderr] | Dec 11 13:06:15.513 INFO [stderr] 240 | Node {count, ref left, ref right} => { Dec 11 13:06:15.513 INFO [stderr] | ^^^^^ help: try ignoring the field: `count: _` Dec 11 13:06:15.513 INFO [stderr] Dec 11 13:06:15.513 INFO [stderr] warning: unused variable: `p` Dec 11 13:06:15.513 INFO [stderr] --> src/lib.rs:303:9 Dec 11 13:06:15.513 INFO [stderr] | Dec 11 13:06:15.513 INFO [stderr] 303 | let p = 97 as u8; Dec 11 13:06:15.513 INFO [stderr] | ^ help: consider using `_p` instead Dec 11 13:06:15.513 INFO [stderr] Dec 11 13:06:15.513 INFO [stderr] warning: unused variable: `value` Dec 11 13:06:15.513 INFO [stderr] --> src/lib.rs:346:26 Dec 11 13:06:15.513 INFO [stderr] | Dec 11 13:06:15.513 INFO [stderr] 346 | Leaf {count, value} => size = size + count, Dec 11 13:06:15.513 INFO [stderr] | ^^^^^ help: try ignoring the field: `value: _` Dec 11 13:06:15.513 INFO [stderr] Dec 11 13:06:15.513 INFO [stderr] warning: unused variable: `count` Dec 11 13:06:15.513 INFO [stderr] --> src/lib.rs:395:15 Dec 11 13:06:15.513 INFO [stderr] | Dec 11 13:06:15.513 INFO [stderr] 395 | Node {count, ref left, ref right} => { Dec 11 13:06:15.513 INFO [stderr] | ^^^^^ help: try ignoring the field: `count: _` Dec 11 13:06:15.513 INFO [stderr] Dec 11 13:06:15.513 INFO [stderr] warning: unused variable: `count` Dec 11 13:06:15.513 INFO [stderr] --> src/lib.rs:403:15 Dec 11 13:06:15.513 INFO [stderr] | Dec 11 13:06:15.513 INFO [stderr] 403 | Leaf {count, value} => { Dec 11 13:06:15.513 INFO [stderr] | ^^^^^ help: try ignoring the field: `count: _` Dec 11 13:06:15.516 INFO [stderr] Dec 11 13:06:15.520 INFO [stderr] warning: variable does not need to be mutable Dec 11 13:06:15.520 INFO [stderr] --> src/lib.rs:300:9 Dec 11 13:06:15.520 INFO [stderr] | Dec 11 13:06:15.520 INFO [stderr] 300 | let mut tree = make_tree(v); Dec 11 13:06:15.520 INFO [stderr] | ----^^^^ Dec 11 13:06:15.520 INFO [stderr] | | Dec 11 13:06:15.520 INFO [stderr] | help: remove this `mut` Dec 11 13:06:15.520 INFO [stderr] Dec 11 13:06:15.520 INFO [stderr] warning: variable does not need to be mutable Dec 11 13:06:15.520 INFO [stderr] --> src/lib.rs:350:9 Dec 11 13:06:15.520 INFO [stderr] | Dec 11 13:06:15.520 INFO [stderr] 350 | let mut buf: [u8; 8] = unsafe { Dec 11 13:06:15.520 INFO [stderr] | ----^^^ Dec 11 13:06:15.520 INFO [stderr] | | Dec 11 13:06:15.520 INFO [stderr] | help: remove this `mut` Dec 11 13:06:15.520 INFO [stderr] Dec 11 13:06:15.528 INFO [stderr] warning: variable does not need to be mutable Dec 11 13:06:15.528 INFO [stderr] --> src/lib.rs:388:9 Dec 11 13:06:15.528 INFO [stderr] | Dec 11 13:06:15.528 INFO [stderr] 388 | let mut bits = BitString::new(); Dec 11 13:06:15.528 INFO [stderr] | ----^^^^ Dec 11 13:06:15.528 INFO [stderr] | | Dec 11 13:06:15.528 INFO [stderr] | help: remove this `mut` Dec 11 13:06:15.528 INFO [stderr] Dec 11 13:06:15.528 INFO [stderr] warning: variable does not need to be mutable Dec 11 13:06:15.528 INFO [stderr] --> src/lib.rs:393:29 Dec 11 13:06:15.528 INFO [stderr] | Dec 11 13:06:15.528 INFO [stderr] 393 | fn traverse(current: &Tree, mut bits: BitString, table: &mut HashMap) { Dec 11 13:06:15.528 INFO [stderr] | ----^^^^ Dec 11 13:06:15.528 INFO [stderr] | | Dec 11 13:06:15.528 INFO [stderr] | help: remove this `mut` Dec 11 13:06:15.528 INFO [stderr] Dec 11 13:06:15.542 INFO [stderr] warning: variable does not need to be mutable Dec 11 13:06:15.542 INFO [stderr] --> src/lib.rs:215:9 Dec 11 13:06:15.542 INFO [stderr] | Dec 11 13:06:15.542 INFO [stderr] 215 | let mut tree = make_tree(table_vec); Dec 11 13:06:15.542 INFO [stderr] | ----^^^^ Dec 11 13:06:15.542 INFO [stderr] | | Dec 11 13:06:15.542 INFO [stderr] | help: remove this `mut` Dec 11 13:06:15.542 INFO [stderr] | Dec 11 13:06:15.542 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 11 13:06:15.542 INFO [stderr] Dec 11 13:06:15.542 INFO [stderr] warning: function is never used: `byte_string` Dec 11 13:06:15.542 INFO [stderr] --> src/lib.rs:138:1 Dec 11 13:06:15.542 INFO [stderr] | Dec 11 13:06:15.542 INFO [stderr] 138 | fn byte_string(data: u8, num_bits: u8) -> String { Dec 11 13:06:15.542 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 11 13:06:15.542 INFO [stderr] | Dec 11 13:06:15.542 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 11 13:06:15.542 INFO [stderr] Dec 11 13:06:15.542 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 11 13:06:15.542 INFO [stderr] --> src/lib.rs:104:9 Dec 11 13:06:15.542 INFO [stderr] | Dec 11 13:06:15.542 INFO [stderr] 104 | self.output.write(&a); Dec 11 13:06:15.542 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ Dec 11 13:06:15.542 INFO [stderr] | Dec 11 13:06:15.542 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 11 13:06:15.542 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 11 13:06:15.542 INFO [stderr] Dec 11 13:06:15.542 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 11 13:06:15.542 INFO [stderr] --> src/lib.rs:236:17 Dec 11 13:06:15.543 INFO [stderr] | Dec 11 13:06:15.543 INFO [stderr] 236 | output.write(&[value]); Dec 11 13:06:15.543 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Dec 11 13:06:15.543 INFO [stderr] | Dec 11 13:06:15.543 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 11 13:06:15.543 INFO [stderr] Dec 11 13:06:15.543 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 11 13:06:15.543 INFO [stderr] --> src/lib.rs:306:5 Dec 11 13:06:15.543 INFO [stderr] | Dec 11 13:06:15.543 INFO [stderr] 306 | f.seek(SeekFrom::Start(0)); Dec 11 13:06:15.543 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 11 13:06:15.543 INFO [stderr] | Dec 11 13:06:15.543 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 11 13:06:15.543 INFO [stderr] Dec 11 13:06:15.543 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 11 13:06:15.543 INFO [stderr] --> src/lib.rs:321:5 Dec 11 13:06:15.543 INFO [stderr] | Dec 11 13:06:15.543 INFO [stderr] 321 | output.write_all(&list_len_buf); Dec 11 13:06:15.543 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 11 13:06:15.543 INFO [stderr] | Dec 11 13:06:15.543 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 11 13:06:15.543 INFO [stderr] Dec 11 13:06:15.543 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 11 13:06:15.543 INFO [stderr] --> src/lib.rs:334:17 Dec 11 13:06:15.543 INFO [stderr] | Dec 11 13:06:15.543 INFO [stderr] 334 | output.write_all(&buf); Dec 11 13:06:15.543 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Dec 11 13:06:15.543 INFO [stderr] | Dec 11 13:06:15.543 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 11 13:06:15.543 INFO [stderr] Dec 11 13:06:15.543 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 11 13:06:15.543 INFO [stderr] --> src/lib.rs:353:5 Dec 11 13:06:15.543 INFO [stderr] | Dec 11 13:06:15.543 INFO [stderr] 353 | output.write_all(&buf); Dec 11 13:06:15.543 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Dec 11 13:06:15.543 INFO [stderr] | Dec 11 13:06:15.543 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 11 13:06:15.543 INFO [stderr] Dec 11 13:06:15.543 INFO [stderr] warning: variable does not need to be mutable Dec 11 13:06:15.543 INFO [stderr] --> src/lib.rs:300:9 Dec 11 13:06:15.543 INFO [stderr] | Dec 11 13:06:15.543 INFO [stderr] 300 | let mut tree = make_tree(v); Dec 11 13:06:15.543 INFO [stderr] | ----^^^^ Dec 11 13:06:15.543 INFO [stderr] | | Dec 11 13:06:15.543 INFO [stderr] | help: remove this `mut` Dec 11 13:06:15.543 INFO [stderr] Dec 11 13:06:15.543 INFO [stderr] warning: variable does not need to be mutable Dec 11 13:06:15.543 INFO [stderr] --> src/lib.rs:350:9 Dec 11 13:06:15.543 INFO [stderr] | Dec 11 13:06:15.543 INFO [stderr] 350 | let mut buf: [u8; 8] = unsafe { Dec 11 13:06:15.543 INFO [stderr] | ----^^^ Dec 11 13:06:15.543 INFO [stderr] | | Dec 11 13:06:15.543 INFO [stderr] | help: remove this `mut` Dec 11 13:06:15.543 INFO [stderr] Dec 11 13:06:15.572 INFO [stderr] warning: variable does not need to be mutable Dec 11 13:06:15.572 INFO [stderr] --> src/lib.rs:388:9 Dec 11 13:06:15.572 INFO [stderr] | Dec 11 13:06:15.572 INFO [stderr] 388 | let mut bits = BitString::new(); Dec 11 13:06:15.572 INFO [stderr] | ----^^^^ Dec 11 13:06:15.572 INFO [stderr] | | Dec 11 13:06:15.572 INFO [stderr] | help: remove this `mut` Dec 11 13:06:15.572 INFO [stderr] Dec 11 13:06:15.572 INFO [stderr] warning: variable does not need to be mutable Dec 11 13:06:15.572 INFO [stderr] --> src/lib.rs:393:29 Dec 11 13:06:15.572 INFO [stderr] | Dec 11 13:06:15.572 INFO [stderr] 393 | fn traverse(current: &Tree, mut bits: BitString, table: &mut HashMap) { Dec 11 13:06:15.572 INFO [stderr] | ----^^^^ Dec 11 13:06:15.572 INFO [stderr] | | Dec 11 13:06:15.572 INFO [stderr] | help: remove this `mut` Dec 11 13:06:15.572 INFO [stderr] Dec 11 13:06:15.572 INFO [stderr] warning: function is never used: `byte_string` Dec 11 13:06:15.572 INFO [stderr] --> src/lib.rs:138:1 Dec 11 13:06:15.572 INFO [stderr] | Dec 11 13:06:15.572 INFO [stderr] 138 | fn byte_string(data: u8, num_bits: u8) -> String { Dec 11 13:06:15.572 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 11 13:06:15.572 INFO [stderr] | Dec 11 13:06:15.572 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 11 13:06:15.572 INFO [stderr] Dec 11 13:06:15.572 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 11 13:06:15.572 INFO [stderr] --> src/lib.rs:104:9 Dec 11 13:06:15.572 INFO [stderr] | Dec 11 13:06:15.572 INFO [stderr] 104 | self.output.write(&a); Dec 11 13:06:15.572 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ Dec 11 13:06:15.572 INFO [stderr] | Dec 11 13:06:15.572 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 11 13:06:15.572 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 11 13:06:15.572 INFO [stderr] Dec 11 13:06:15.572 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 11 13:06:15.572 INFO [stderr] --> src/lib.rs:236:17 Dec 11 13:06:15.572 INFO [stderr] | Dec 11 13:06:15.572 INFO [stderr] 236 | output.write(&[value]); Dec 11 13:06:15.572 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Dec 11 13:06:15.572 INFO [stderr] | Dec 11 13:06:15.573 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 11 13:06:15.573 INFO [stderr] Dec 11 13:06:15.573 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 11 13:06:15.573 INFO [stderr] --> src/lib.rs:306:5 Dec 11 13:06:15.573 INFO [stderr] | Dec 11 13:06:15.573 INFO [stderr] 306 | f.seek(SeekFrom::Start(0)); Dec 11 13:06:15.573 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 11 13:06:15.573 INFO [stderr] | Dec 11 13:06:15.573 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 11 13:06:15.573 INFO [stderr] Dec 11 13:06:15.573 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 11 13:06:15.573 INFO [stderr] --> src/lib.rs:321:5 Dec 11 13:06:15.573 INFO [stderr] | Dec 11 13:06:15.573 INFO [stderr] 321 | output.write_all(&list_len_buf); Dec 11 13:06:15.573 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 11 13:06:15.573 INFO [stderr] | Dec 11 13:06:15.573 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 11 13:06:15.573 INFO [stderr] Dec 11 13:06:15.573 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 11 13:06:15.573 INFO [stderr] --> src/lib.rs:334:17 Dec 11 13:06:15.573 INFO [stderr] | Dec 11 13:06:15.573 INFO [stderr] 334 | output.write_all(&buf); Dec 11 13:06:15.573 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Dec 11 13:06:15.573 INFO [stderr] | Dec 11 13:06:15.573 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 11 13:06:15.573 INFO [stderr] Dec 11 13:06:15.573 INFO [stderr] warning: unused `std::result::Result` that must be used Dec 11 13:06:15.573 INFO [stderr] --> src/lib.rs:353:5 Dec 11 13:06:15.573 INFO [stderr] | Dec 11 13:06:15.573 INFO [stderr] 353 | output.write_all(&buf); Dec 11 13:06:15.573 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Dec 11 13:06:15.573 INFO [stderr] | Dec 11 13:06:15.573 INFO [stderr] = note: this `Result` may be an `Err` variant, which should be handled Dec 11 13:06:15.573 INFO [stderr] Dec 11 13:06:15.945 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.95s Dec 11 13:06:15.947 INFO [stderr] su: No module specific data is present Dec 11 13:06:16.392 INFO running `"docker" "inspect" "914ee5077c264547c8a9d63e5ce2220c7ca4004a2f09f0ec0fa6f39c2f00525d"` Dec 11 13:06:16.666 INFO running `"docker" "rm" "-f" "914ee5077c264547c8a9d63e5ce2220c7ca4004a2f09f0ec0fa6f39c2f00525d"` Dec 11 13:06:16.789 INFO [stdout] 914ee5077c264547c8a9d63e5ce2220c7ca4004a2f09f0ec0fa6f39c2f00525d