[INFO] cloning repository https://github.com/YingyGong/build-my-own-zip
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/YingyGong/build-my-own-zip" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYingyGong%2Fbuild-my-own-zip", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYingyGong%2Fbuild-my-own-zip'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ee64a9731573211c6ac483c11c0b730eda648fbb
[INFO] testing YingyGong/build-my-own-zip against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYingyGong%2Fbuild-my-own-zip" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/YingyGong/build-my-own-zip
[INFO] finished tweaking git repo https://github.com/YingyGong/build-my-own-zip
[INFO] tweaked toml for git repo https://github.com/YingyGong/build-my-own-zip written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/YingyGong/build-my-own-zip on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/YingyGong/build-my-own-zip already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3b2237ede43abe87faf0b82ce792d46a014147cd6d24311c64d5ff6c0c03d23
[INFO] running `Command { std: "docker" "start" "-a" "b3b2237ede43abe87faf0b82ce792d46a014147cd6d24311c64d5ff6c0c03d23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3b2237ede43abe87faf0b82ce792d46a014147cd6d24311c64d5ff6c0c03d23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3b2237ede43abe87faf0b82ce792d46a014147cd6d24311c64d5ff6c0c03d23", kill_on_drop: false }`
[INFO] [stdout] b3b2237ede43abe87faf0b82ce792d46a014147cd6d24311c64d5ff6c0c03d23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3cac42ffeda026759b21c8fd94eefc0ca80997e5d5b24ffeec9b78f415eff64
[INFO] running `Command { std: "docker" "start" "-a" "d3cac42ffeda026759b21c8fd94eefc0ca80997e5d5b24ffeec9b78f415eff64", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling myzip0 v0.1.0 (/opt/rustwide/workdir/myzip0)
[INFO] [stderr]    Compiling huffman v0.1.0 (/opt/rustwide/workdir/huffman)
[INFO] [stderr]    Compiling lz77 v0.1.0 (/opt/rustwide/workdir/lz77)
[INFO] [stderr]    Compiling myunzip v0.1.0 (/opt/rustwide/workdir/myunzip)
[INFO] [stderr]    Compiling myzip v0.1.0 (/opt/rustwide/workdir/myzip)
[INFO] [stderr]    Compiling inflate v0.1.0 (/opt/rustwide/workdir/inflate)
[INFO] [stderr]    Compiling myunzip0 v0.1.0 (/opt/rustwide/workdir/myunzip0)
[INFO] [stdout] warning: unused imports: `BufReader` and `Read`
[INFO] [stdout]  --> lz77/src/lz77.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, Read, Write, BufReader, BufWriter};
[INFO] [stdout]   |                     ^^^^         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::num`
[INFO] [stdout]  --> huffman/src/bitwriter.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::num;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `vec`
[INFO] [stdout]  --> huffman/src/bitwriter.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{io, vec};
[INFO] [stdout]   |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `env` and `fs`
[INFO] [stdout]  --> huffman/src/bitwriter.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{env, fs};
[INFO] [stdout]   |           ^^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Cursor`, `SeekFrom`, `Seek`, and `Write`
[INFO] [stdout]  --> huffman/src/bitwriter.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{Read, Write, Cursor, Seek, SeekFrom};
[INFO] [stdout]   |                     ^^^^^  ^^^^^^  ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader` and `Read`
[INFO] [stdout]  --> huffman/src/lz77.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, Read, Write, BufReader, BufWriter};
[INFO] [stdout]   |                     ^^^^         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fs`
[INFO] [stdout]  --> huffman/src/main.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{env, fs};
[INFO] [stdout]   |                ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Cursor`, `SeekFrom`, and `Seek`
[INFO] [stdout]  --> huffman/src/main.rs:6:34
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::{self, Read, Write, Cursor, Seek, SeekFrom};
[INFO] [stdout]   |                                  ^^^^^^  ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::hash::Hash`
[INFO] [stdout]  --> inflate/src/bitreader.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::hash::Hash;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `env` and `fs`
[INFO] [stdout]  --> inflate/src/bitreader.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{env, fs};
[INFO] [stdout]   |           ^^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Cursor`, `SeekFrom`, `Seek`, and `Write`
[INFO] [stdout]  --> inflate/src/bitreader.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::{Read, Write, Cursor, Seek, SeekFrom};
[INFO] [stdout]   |                     ^^^^^  ^^^^^^  ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> inflate/src/bitreader.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     if (count == 7 && value_from_binary <= 23) {
[INFO] [stdout]    |        ^                                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -     if (count == 7 && value_from_binary <= 23) {
[INFO] [stdout] 18 +     if count == 7 && value_from_binary <= 23 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> inflate/src/bitreader.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 20 |     } else if (count == 8) {
[INFO] [stdout]    |               ^          ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 20 -     } else if (count == 8) {
[INFO] [stdout] 20 +     } else if count == 8 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> inflate/src/bitreader.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |         if (value_from_binary >= 48 && value_from_binary <= 191) {
[INFO] [stdout]    |            ^                                                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 21 -         if (value_from_binary >= 48 && value_from_binary <= 191) {
[INFO] [stdout] 21 +         if value_from_binary >= 48 && value_from_binary <= 191 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> inflate/src/bitreader.rs:24:17
[INFO] [stdout]    |
[INFO] [stdout] 24 |         else if (value_from_binary >= 192 && value_from_binary <= 199) {
[INFO] [stdout]    |                 ^                                                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 24 -         else if (value_from_binary >= 192 && value_from_binary <= 199) {
[INFO] [stdout] 24 +         else if value_from_binary >= 192 && value_from_binary <= 199 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> inflate/src/bitreader.rs:30:15
[INFO] [stdout]    |
[INFO] [stdout] 30 |     } else if (count == 9 && value_from_binary >= 400 && value_from_binary <= 511)  {
[INFO] [stdout]    |               ^                                                                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 30 -     } else if (count == 9 && value_from_binary >= 400 && value_from_binary <= 511)  {
[INFO] [stdout] 30 +     } else if count == 9 && value_from_binary >= 400 && value_from_binary <= 511  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::num`
[INFO] [stdout]  --> myzip/src/bitwriter.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::num;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `vec`
[INFO] [stdout]  --> myzip/src/bitwriter.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{io, vec};
[INFO] [stdout]   |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `env` and `fs`
[INFO] [stdout]  --> myzip/src/bitwriter.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{env, fs};
[INFO] [stdout]   |           ^^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Cursor`, `SeekFrom`, `Seek`, and `Write`
[INFO] [stdout]  --> myzip/src/bitwriter.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{Read, Write, Cursor, Seek, SeekFrom};
[INFO] [stdout]   |                     ^^^^^  ^^^^^^  ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader` and `Read`
[INFO] [stdout]  --> myzip/src/lz77.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, Read, Write, BufReader, BufWriter};
[INFO] [stdout]   |                     ^^^^         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fs`
[INFO] [stdout]  --> inflate/src/main.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{env, fs};
[INFO] [stdout]   |                ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Cursor`, `SeekFrom`, and `Seek`
[INFO] [stdout]  --> inflate/src/main.rs:5:34
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{self, Read, Write, Cursor, Seek, SeekFrom};
[INFO] [stdout]   |                                  ^^^^^^  ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `fixed_huffman_code` is never read
[INFO] [stdout]   --> myzip/src/bitwriter.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut fixed_huffman_code: u16 = 0;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> myzip/src/bitwriter.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     let mut extra_bits_value;
[INFO] [stdout]    |         ----^^^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `designation` is never read
[INFO] [stdout]    --> inflate/src/bitreader.rs:162:17
[INFO] [stdout]     |
[INFO] [stdout] 162 |         let mut designation: u16 = 0;
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cur_len` is assigned to, but never used
[INFO] [stdout]    --> inflate/src/bitreader.rs:221:17
[INFO] [stdout]     |
[INFO] [stdout] 221 |         let mut cur_len: usize = 0;
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_cur_len` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cur_len` is assigned to, but never used
[INFO] [stdout]    --> inflate/src/bitreader.rs:267:17
[INFO] [stdout]     |
[INFO] [stdout] 267 |         let mut cur_len: usize = 0;
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_cur_len` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `code` is never read
[INFO] [stdout]    --> inflate/src/bitreader.rs:424:17
[INFO] [stdout]     |
[INFO] [stdout] 424 |         let mut code: u16 = 0;
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_file_to_byte_vector` is never used
[INFO] [stdout]   --> myzip/src/bitwriter.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn read_file_to_byte_vector(file_path: &Path) -> io::Result<Vec<u8>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_vec_bool` is never used
[INFO] [stdout]    --> myzip/src/bitwriter.rs:243:12
[INFO] [stdout]     |
[INFO] [stdout] 106 | impl BitWriter {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 243 |     pub fn get_vec_bool(&self) -> &Vec<bool> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OutputBuffer` is never constructed
[INFO] [stdout]   --> myzip/src/lz77.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct OutputBuffer {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `append_literal`, `append_pair`, and `write_to_file` are never used
[INFO] [stdout]   --> myzip/src/lz77.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 43 | impl OutputBuffer {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 44 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn append_literal(&mut self, literal: u8) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub fn append_pair(&mut self, length: usize, distance: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn write_to_file(&self, filename: &Path) -> io::Result<()> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_file_to_byte_vector` is never used
[INFO] [stdout]  --> inflate/src/bitreader.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn read_file_to_byte_vector(file_path: &Path) -> io::Result<Vec<u8>> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `delete_zero_from_lengths_and_alphabets` is never used
[INFO] [stdout]   --> inflate/src/bitreader.rs:76:4
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn delete_zero_from_lengths_and_alphabets(list_lengths: Vec<usize>, alphabets: Vec<usize>) -> (Vec<usize>, Vec<usize>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_no_zero_lengths_and_alphabets` is never used
[INFO] [stdout]   --> inflate/src/bitreader.rs:88:4
[INFO] [stdout]    |
[INFO] [stdout] 88 | fn generate_no_zero_lengths_and_alphabets(list_lengths: Vec<usize>) -> (Vec<usize>, Vec<usize>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `print_bitstream_desired_range` and `read_bitstream_fixed_huffman` are never used
[INFO] [stdout]    --> inflate/src/bitreader.rs:152:8
[INFO] [stdout]     |
[INFO] [stdout] 107 | impl<'a> BitReader<'a> {
[INFO] [stdout]     | ---------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 152 |     fn print_bitstream_desired_range(&mut self, start: usize, end: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 319 |     pub fn read_bitstream_fixed_huffman(&mut self) -> io::Result<Vec<u8>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> myzip/src/lz77.rs:68:17
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 bitwriter.write_single_literal(input[i]);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 let _ = bitwriter.write_single_literal(input[i]);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> myzip/src/lz77.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |                     bitwriter.write_length(match_length as u16);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 98 |                     let _ = bitwriter.write_length(match_length as u16);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> myzip/src/lz77.rs:99:21
[INFO] [stdout]    |
[INFO] [stdout] 99 |                     bitwriter.write_distance(match_distance as u16);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 99 |                     let _ = bitwriter.write_distance(match_distance as u16);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> myzip/src/lz77.rs:110:21
[INFO] [stdout]     |
[INFO] [stdout] 110 |                     bitwriter.write_single_literal(input[i]);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 110 |                     let _ = bitwriter.write_single_literal(input[i]);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> myzip/src/lz77.rs:114:17
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 bitwriter.write_single_literal(input[i]);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 let _ = bitwriter.write_single_literal(input[i]);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> inflate/src/bitreader.rs:313:9
[INFO] [stdout]     |
[INFO] [stdout] 313 |         self.read_one_block();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 313 |         let _ = self.read_one_block();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::hash::Hash`
[INFO] [stdout]  --> myunzip/src/bitreader.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::hash::Hash;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `env` and `fs`
[INFO] [stdout]  --> myunzip/src/bitreader.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{env, fs};
[INFO] [stdout]   |           ^^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Cursor`, `SeekFrom`, `Seek`, and `Write`
[INFO] [stdout]  --> myunzip/src/bitreader.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::{Read, Write, Cursor, Seek, SeekFrom};
[INFO] [stdout]   |                     ^^^^^  ^^^^^^  ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> myunzip/src/bitreader.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     if (count == 7 && value_from_binary <= 23) {
[INFO] [stdout]    |        ^                                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -     if (count == 7 && value_from_binary <= 23) {
[INFO] [stdout] 18 +     if count == 7 && value_from_binary <= 23 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> myunzip/src/bitreader.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 20 |     } else if (count == 8) {
[INFO] [stdout]    |               ^          ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 20 -     } else if (count == 8) {
[INFO] [stdout] 20 +     } else if count == 8 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> myunzip/src/bitreader.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |         if (value_from_binary >= 48 && value_from_binary <= 191) {
[INFO] [stdout]    |            ^                                                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 21 -         if (value_from_binary >= 48 && value_from_binary <= 191) {
[INFO] [stdout] 21 +         if value_from_binary >= 48 && value_from_binary <= 191 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> myunzip/src/bitreader.rs:24:17
[INFO] [stdout]    |
[INFO] [stdout] 24 |         else if (value_from_binary >= 192 && value_from_binary <= 199) {
[INFO] [stdout]    |                 ^                                                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 24 -         else if (value_from_binary >= 192 && value_from_binary <= 199) {
[INFO] [stdout] 24 +         else if value_from_binary >= 192 && value_from_binary <= 199 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> myunzip/src/bitreader.rs:30:15
[INFO] [stdout]    |
[INFO] [stdout] 30 |     } else if (count == 9 && value_from_binary >= 400 && value_from_binary <= 511)  {
[INFO] [stdout]    |               ^                                                                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 30 -     } else if (count == 9 && value_from_binary >= 400 && value_from_binary <= 511)  {
[INFO] [stdout] 30 +     } else if count == 9 && value_from_binary >= 400 && value_from_binary <= 511  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `fixed_huffman_code` is never read
[INFO] [stdout]   --> huffman/src/bitwriter.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut fixed_huffman_code: u16 = 0;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> huffman/src/bitwriter.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     let mut extra_bits_value;
[INFO] [stdout]    |         ----^^^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_file_to_byte_vector` is never used
[INFO] [stdout]   --> huffman/src/bitwriter.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn read_file_to_byte_vector(file_path: &Path) -> io::Result<Vec<u8>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_vec_bool` is never used
[INFO] [stdout]    --> huffman/src/bitwriter.rs:243:12
[INFO] [stdout]     |
[INFO] [stdout] 106 | impl BitWriter {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 243 |     pub fn get_vec_bool(&self) -> &Vec<bool> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OutputBuffer` is never constructed
[INFO] [stdout]   --> huffman/src/lz77.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct OutputBuffer {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `append_literal`, `append_pair`, and `write_to_file` are never used
[INFO] [stdout]   --> huffman/src/lz77.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 43 | impl OutputBuffer {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 44 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn append_literal(&mut self, literal: u8) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub fn append_pair(&mut self, length: usize, distance: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn write_to_file(&self, filename: &Path) -> io::Result<()> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> huffman/src/lz77.rs:68:17
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 bitwriter.write_single_literal(input[i]);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 let _ = bitwriter.write_single_literal(input[i]);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> huffman/src/lz77.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |                     bitwriter.write_length(match_length as u16);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 98 |                     let _ = bitwriter.write_length(match_length as u16);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> huffman/src/lz77.rs:99:21
[INFO] [stdout]    |
[INFO] [stdout] 99 |                     bitwriter.write_distance(match_distance as u16);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 99 |                     let _ = bitwriter.write_distance(match_distance as u16);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> huffman/src/lz77.rs:110:21
[INFO] [stdout]     |
[INFO] [stdout] 110 |                     bitwriter.write_single_literal(input[i]);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 110 |                     let _ = bitwriter.write_single_literal(input[i]);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> huffman/src/lz77.rs:114:17
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 bitwriter.write_single_literal(input[i]);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 let _ = bitwriter.write_single_literal(input[i]);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `designation` is never read
[INFO] [stdout]    --> myunzip/src/bitreader.rs:162:17
[INFO] [stdout]     |
[INFO] [stdout] 162 |         let mut designation: u16 = 0;
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cur_len` is assigned to, but never used
[INFO] [stdout]    --> myunzip/src/bitreader.rs:221:17
[INFO] [stdout]     |
[INFO] [stdout] 221 |         let mut cur_len: usize = 0;
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_cur_len` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cur_len` is assigned to, but never used
[INFO] [stdout]    --> myunzip/src/bitreader.rs:267:17
[INFO] [stdout]     |
[INFO] [stdout] 267 |         let mut cur_len: usize = 0;
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_cur_len` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `code` is never read
[INFO] [stdout]    --> myunzip/src/bitreader.rs:424:17
[INFO] [stdout]     |
[INFO] [stdout] 424 |         let mut code: u16 = 0;
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_file_to_byte_vector` is never used
[INFO] [stdout]  --> myunzip/src/bitreader.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn read_file_to_byte_vector(file_path: &Path) -> io::Result<Vec<u8>> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `delete_zero_from_lengths_and_alphabets` is never used
[INFO] [stdout]   --> myunzip/src/bitreader.rs:76:4
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn delete_zero_from_lengths_and_alphabets(list_lengths: Vec<usize>, alphabets: Vec<usize>) -> (Vec<usize>, Vec<usize>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_no_zero_lengths_and_alphabets` is never used
[INFO] [stdout]   --> myunzip/src/bitreader.rs:88:4
[INFO] [stdout]    |
[INFO] [stdout] 88 | fn generate_no_zero_lengths_and_alphabets(list_lengths: Vec<usize>) -> (Vec<usize>, Vec<usize>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `print_bitstream_desired_range` and `read_bitstream_fixed_huffman` are never used
[INFO] [stdout]    --> myunzip/src/bitreader.rs:152:8
[INFO] [stdout]     |
[INFO] [stdout] 107 | impl<'a> BitReader<'a> {
[INFO] [stdout]     | ---------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 152 |     fn print_bitstream_desired_range(&mut self, start: usize, end: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 319 |     pub fn read_bitstream_fixed_huffman(&mut self) -> io::Result<Vec<u8>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> myunzip/src/bitreader.rs:313:9
[INFO] [stdout]     |
[INFO] [stdout] 313 |         self.read_one_block();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 313 |         let _ = self.read_one_block();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.97s
[INFO] running `Command { std: "docker" "inspect" "d3cac42ffeda026759b21c8fd94eefc0ca80997e5d5b24ffeec9b78f415eff64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3cac42ffeda026759b21c8fd94eefc0ca80997e5d5b24ffeec9b78f415eff64", kill_on_drop: false }`
[INFO] [stdout] d3cac42ffeda026759b21c8fd94eefc0ca80997e5d5b24ffeec9b78f415eff64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fafdad23116a38e47943755c76ddafe52c49d8ff3d137b3fa1f1f37cf33a1ff6
[INFO] running `Command { std: "docker" "start" "-a" "fafdad23116a38e47943755c76ddafe52c49d8ff3d137b3fa1f1f37cf33a1ff6", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling lz77 v0.1.0 (/opt/rustwide/workdir/lz77)
[INFO] [stderr]    Compiling myunzip0 v0.1.0 (/opt/rustwide/workdir/myunzip0)
[INFO] [stderr]    Compiling myzip v0.1.0 (/opt/rustwide/workdir/myzip)
[INFO] [stderr]    Compiling myzip0 v0.1.0 (/opt/rustwide/workdir/myzip0)
[INFO] [stderr]    Compiling myunzip v0.1.0 (/opt/rustwide/workdir/myunzip)
[INFO] [stderr]    Compiling huffman v0.1.0 (/opt/rustwide/workdir/huffman)
[INFO] [stderr]    Compiling inflate v0.1.0 (/opt/rustwide/workdir/inflate)
[INFO] [stdout] warning: unused imports: `BufReader` and `Read`
[INFO] [stdout]  --> lz77/src/lz77.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, Read, Write, BufReader, BufWriter};
[INFO] [stdout]   |                     ^^^^         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::hash::Hash`
[INFO] [stdout]  --> inflate/src/bitreader.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::hash::Hash;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fs`
[INFO] [stdout]  --> inflate/src/bitreader.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{env, fs};
[INFO] [stdout]   |                ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Cursor`, `SeekFrom`, `Seek`, and `Write`
[INFO] [stdout]  --> inflate/src/bitreader.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::{Read, Write, Cursor, Seek, SeekFrom};
[INFO] [stdout]   |                     ^^^^^  ^^^^^^  ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> inflate/src/bitreader.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     if (count == 7 && value_from_binary <= 23) {
[INFO] [stdout]    |        ^                                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -     if (count == 7 && value_from_binary <= 23) {
[INFO] [stdout] 18 +     if count == 7 && value_from_binary <= 23 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> inflate/src/bitreader.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 20 |     } else if (count == 8) {
[INFO] [stdout]    |               ^          ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 20 -     } else if (count == 8) {
[INFO] [stdout] 20 +     } else if count == 8 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> inflate/src/bitreader.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |         if (value_from_binary >= 48 && value_from_binary <= 191) {
[INFO] [stdout]    |            ^                                                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 21 -         if (value_from_binary >= 48 && value_from_binary <= 191) {
[INFO] [stdout] 21 +         if value_from_binary >= 48 && value_from_binary <= 191 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> inflate/src/bitreader.rs:24:17
[INFO] [stdout]    |
[INFO] [stdout] 24 |         else if (value_from_binary >= 192 && value_from_binary <= 199) {
[INFO] [stdout]    |                 ^                                                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 24 -         else if (value_from_binary >= 192 && value_from_binary <= 199) {
[INFO] [stdout] 24 +         else if value_from_binary >= 192 && value_from_binary <= 199 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> inflate/src/bitreader.rs:30:15
[INFO] [stdout]    |
[INFO] [stdout] 30 |     } else if (count == 9 && value_from_binary >= 400 && value_from_binary <= 511)  {
[INFO] [stdout]    |               ^                                                                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 30 -     } else if (count == 9 && value_from_binary >= 400 && value_from_binary <= 511)  {
[INFO] [stdout] 30 +     } else if count == 9 && value_from_binary >= 400 && value_from_binary <= 511  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fs`
[INFO] [stdout]  --> inflate/src/main.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{env, fs};
[INFO] [stdout]   |                ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Cursor`, `SeekFrom`, and `Seek`
[INFO] [stdout]  --> inflate/src/main.rs:5:34
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{self, Read, Write, Cursor, Seek, SeekFrom};
[INFO] [stdout]   |                                  ^^^^^^  ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `designation` is never read
[INFO] [stdout]    --> inflate/src/bitreader.rs:162:17
[INFO] [stdout]     |
[INFO] [stdout] 162 |         let mut designation: u16 = 0;
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cur_len` is assigned to, but never used
[INFO] [stdout]    --> inflate/src/bitreader.rs:221:17
[INFO] [stdout]     |
[INFO] [stdout] 221 |         let mut cur_len: usize = 0;
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_cur_len` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cur_len` is assigned to, but never used
[INFO] [stdout]    --> inflate/src/bitreader.rs:267:17
[INFO] [stdout]     |
[INFO] [stdout] 267 |         let mut cur_len: usize = 0;
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_cur_len` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `code` is never read
[INFO] [stdout]    --> inflate/src/bitreader.rs:424:17
[INFO] [stdout]     |
[INFO] [stdout] 424 |         let mut code: u16 = 0;
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `delete_zero_from_lengths_and_alphabets` is never used
[INFO] [stdout]   --> inflate/src/bitreader.rs:76:4
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn delete_zero_from_lengths_and_alphabets(list_lengths: Vec<usize>, alphabets: Vec<usize>) -> (Vec<usize>, Vec<usize>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_no_zero_lengths_and_alphabets` is never used
[INFO] [stdout]   --> inflate/src/bitreader.rs:88:4
[INFO] [stdout]    |
[INFO] [stdout] 88 | fn generate_no_zero_lengths_and_alphabets(list_lengths: Vec<usize>) -> (Vec<usize>, Vec<usize>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print_bitstream_desired_range` is never used
[INFO] [stdout]    --> inflate/src/bitreader.rs:152:8
[INFO] [stdout]     |
[INFO] [stdout] 107 | impl<'a> BitReader<'a> {
[INFO] [stdout]     | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 152 |     fn print_bitstream_desired_range(&mut self, start: usize, end: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `setup_bitreader` is never used
[INFO] [stdout]    --> inflate/src/bitreader.rs:518:8
[INFO] [stdout]     |
[INFO] [stdout] 518 |     fn setup_bitreader<'a>(data: &'a [u8]) -> BitReader<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> inflate/src/bitreader.rs:313:9
[INFO] [stdout]     |
[INFO] [stdout] 313 |         self.read_one_block();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 313 |         let _ = self.read_one_block();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> inflate/src/bitreader.rs:535:9
[INFO] [stdout]     |
[INFO] [stdout] 535 |         bit_reader.read_bits(1, false);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 535 |         let _ = bit_reader.read_bits(1, false);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> inflate/src/bitreader.rs:548:9
[INFO] [stdout]     |
[INFO] [stdout] 548 |         bit_reader.read_bits(3, false);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 548 |         let _ = bit_reader.read_bits(3, false);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> inflate/src/bitreader.rs:559:9
[INFO] [stdout]     |
[INFO] [stdout] 559 |         bit_reader.read_bits(3, false);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 559 |         let _ = bit_reader.read_bits(3, false);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> inflate/src/bitreader.rs:615:13
[INFO] [stdout]     |
[INFO] [stdout] 615 |             bit_reader.read_bits(3, false);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 615 |             let _ = bit_reader.read_bits(3, false);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::num`
[INFO] [stdout]  --> huffman/src/bitwriter.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::num;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `vec`
[INFO] [stdout]  --> huffman/src/bitwriter.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{io, vec};
[INFO] [stdout]   |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `env` and `fs`
[INFO] [stdout]  --> huffman/src/bitwriter.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{env, fs};
[INFO] [stdout]   |           ^^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Cursor`, `SeekFrom`, `Seek`, and `Write`
[INFO] [stdout]  --> huffman/src/bitwriter.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{Read, Write, Cursor, Seek, SeekFrom};
[INFO] [stdout]   |                     ^^^^^  ^^^^^^  ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader` and `Read`
[INFO] [stdout]  --> huffman/src/lz77.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, Read, Write, BufReader, BufWriter};
[INFO] [stdout]   |                     ^^^^         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> huffman/src/lz77.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fs`
[INFO] [stdout]  --> huffman/src/main.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{env, fs};
[INFO] [stdout]   |                ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Cursor`, `SeekFrom`, and `Seek`
[INFO] [stdout]  --> huffman/src/main.rs:6:34
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::{self, Read, Write, Cursor, Seek, SeekFrom};
[INFO] [stdout]   |                                  ^^^^^^  ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::num`
[INFO] [stdout]  --> myzip/src/bitwriter.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::num;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `vec`
[INFO] [stdout]  --> myzip/src/bitwriter.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{io, vec};
[INFO] [stdout]   |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `env` and `fs`
[INFO] [stdout]  --> myzip/src/bitwriter.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{env, fs};
[INFO] [stdout]   |           ^^^  ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Cursor`, `SeekFrom`, `Seek`, and `Write`
[INFO] [stdout]  --> myzip/src/bitwriter.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{Read, Write, Cursor, Seek, SeekFrom};
[INFO] [stdout]   |                     ^^^^^  ^^^^^^  ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader` and `Read`
[INFO] [stdout]  --> myzip/src/lz77.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, Read, Write, BufReader, BufWriter};
[INFO] [stdout]   |                     ^^^^         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> myzip/src/lz77.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 124 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::hash::Hash`
[INFO] [stdout]  --> myunzip/src/bitreader.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::hash::Hash;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fs`
[INFO] [stdout]  --> myunzip/src/bitreader.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{env, fs};
[INFO] [stdout]   |                ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Cursor`, `SeekFrom`, `Seek`, and `Write`
[INFO] [stdout]  --> myunzip/src/bitreader.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::{Read, Write, Cursor, Seek, SeekFrom};
[INFO] [stdout]   |                     ^^^^^  ^^^^^^  ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> myunzip/src/bitreader.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     if (count == 7 && value_from_binary <= 23) {
[INFO] [stdout]    |        ^                                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -     if (count == 7 && value_from_binary <= 23) {
[INFO] [stdout] 18 +     if count == 7 && value_from_binary <= 23 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> myunzip/src/bitreader.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 20 |     } else if (count == 8) {
[INFO] [stdout]    |               ^          ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 20 -     } else if (count == 8) {
[INFO] [stdout] 20 +     } else if count == 8 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> myunzip/src/bitreader.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |         if (value_from_binary >= 48 && value_from_binary <= 191) {
[INFO] [stdout]    |            ^                                                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 21 -         if (value_from_binary >= 48 && value_from_binary <= 191) {
[INFO] [stdout] 21 +         if value_from_binary >= 48 && value_from_binary <= 191 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> myunzip/src/bitreader.rs:24:17
[INFO] [stdout]    |
[INFO] [stdout] 24 |         else if (value_from_binary >= 192 && value_from_binary <= 199) {
[INFO] [stdout]    |                 ^                                                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 24 -         else if (value_from_binary >= 192 && value_from_binary <= 199) {
[INFO] [stdout] 24 +         else if value_from_binary >= 192 && value_from_binary <= 199 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> myunzip/src/bitreader.rs:30:15
[INFO] [stdout]    |
[INFO] [stdout] 30 |     } else if (count == 9 && value_from_binary >= 400 && value_from_binary <= 511)  {
[INFO] [stdout]    |               ^                                                                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 30 -     } else if (count == 9 && value_from_binary >= 400 && value_from_binary <= 511)  {
[INFO] [stdout] 30 +     } else if count == 9 && value_from_binary >= 400 && value_from_binary <= 511  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `fixed_huffman_code` is never read
[INFO] [stdout]   --> myzip/src/bitwriter.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut fixed_huffman_code: u16 = 0;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> myzip/src/bitwriter.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     let mut extra_bits_value;
[INFO] [stdout]    |         ----^^^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `fixed_huffman_code` is never read
[INFO] [stdout]   --> huffman/src/bitwriter.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut fixed_huffman_code: u16 = 0;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> huffman/src/bitwriter.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     let mut extra_bits_value;
[INFO] [stdout]    |         ----^^^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vec_bool`
[INFO] [stdout]    --> myzip/src/bitwriter.rs:425:13
[INFO] [stdout]     |
[INFO] [stdout] 425 |         let vec_bool = bit_writer.get_vec_bool();
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vec_bool`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vec_u8`
[INFO] [stdout]    --> myzip/src/bitwriter.rs:427:17
[INFO] [stdout]     |
[INFO] [stdout] 427 |         let mut vec_u8: Vec<u8> = Vec::new();
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_vec_u8`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `skip_count`
[INFO] [stdout]    --> myzip/src/bitwriter.rs:428:17
[INFO] [stdout]     |
[INFO] [stdout] 428 |         let mut skip_count = 0;
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_skip_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `count`
[INFO] [stdout]    --> myzip/src/bitwriter.rs:429:17
[INFO] [stdout]     |
[INFO] [stdout] 429 |         let mut count = 0;
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `byte_num`
[INFO] [stdout]    --> myzip/src/bitwriter.rs:430:17
[INFO] [stdout]     |
[INFO] [stdout] 430 |         let mut byte_num = 0;
[INFO] [stdout]     |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_byte_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to_skip`
[INFO] [stdout]    --> myzip/src/bitwriter.rs:431:17
[INFO] [stdout]     |
[INFO] [stdout] 431 |         let mut to_skip = 3;
[INFO] [stdout]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_to_skip`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> myzip/src/bitwriter.rs:427:13
[INFO] [stdout]     |
[INFO] [stdout] 427 |         let mut vec_u8: Vec<u8> = Vec::new();
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> myzip/src/bitwriter.rs:428:13
[INFO] [stdout]     |
[INFO] [stdout] 428 |         let mut skip_count = 0;
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> myzip/src/bitwriter.rs:429:13
[INFO] [stdout]     |
[INFO] [stdout] 429 |         let mut count = 0;
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> myzip/src/bitwriter.rs:430:13
[INFO] [stdout]     |
[INFO] [stdout] 430 |         let mut byte_num = 0;
[INFO] [stdout]     |             ----^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> myzip/src/bitwriter.rs:431:13
[INFO] [stdout]     |
[INFO] [stdout] 431 |         let mut to_skip = 3;
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vec_bool`
[INFO] [stdout]    --> huffman/src/bitwriter.rs:425:13
[INFO] [stdout]     |
[INFO] [stdout] 425 |         let vec_bool = bit_writer.get_vec_bool();
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vec_bool`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vec_u8`
[INFO] [stdout]    --> huffman/src/bitwriter.rs:427:17
[INFO] [stdout]     |
[INFO] [stdout] 427 |         let mut vec_u8: Vec<u8> = Vec::new();
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_vec_u8`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `skip_count`
[INFO] [stdout]    --> huffman/src/bitwriter.rs:428:17
[INFO] [stdout]     |
[INFO] [stdout] 428 |         let mut skip_count = 0;
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_skip_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `count`
[INFO] [stdout]    --> huffman/src/bitwriter.rs:429:17
[INFO] [stdout]     |
[INFO] [stdout] 429 |         let mut count = 0;
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `byte_num`
[INFO] [stdout]    --> huffman/src/bitwriter.rs:430:17
[INFO] [stdout]     |
[INFO] [stdout] 430 |         let mut byte_num = 0;
[INFO] [stdout]     |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_byte_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to_skip`
[INFO] [stdout]    --> huffman/src/bitwriter.rs:431:17
[INFO] [stdout]     |
[INFO] [stdout] 431 |         let mut to_skip = 3;
[INFO] [stdout]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_to_skip`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> huffman/src/bitwriter.rs:427:13
[INFO] [stdout]     |
[INFO] [stdout] 427 |         let mut vec_u8: Vec<u8> = Vec::new();
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> huffman/src/bitwriter.rs:428:13
[INFO] [stdout]     |
[INFO] [stdout] 428 |         let mut skip_count = 0;
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> huffman/src/bitwriter.rs:429:13
[INFO] [stdout]     |
[INFO] [stdout] 429 |         let mut count = 0;
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> huffman/src/bitwriter.rs:430:13
[INFO] [stdout]     |
[INFO] [stdout] 430 |         let mut byte_num = 0;
[INFO] [stdout]     |             ----^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> huffman/src/bitwriter.rs:431:13
[INFO] [stdout]     |
[INFO] [stdout] 431 |         let mut to_skip = 3;
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OutputBuffer` is never constructed
[INFO] [stdout]   --> myzip/src/lz77.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct OutputBuffer {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OutputBuffer` is never constructed
[INFO] [stdout]   --> huffman/src/lz77.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct OutputBuffer {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `append_literal`, `append_pair`, and `write_to_file` are never used
[INFO] [stdout]   --> myzip/src/lz77.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 43 | impl OutputBuffer {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 44 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn append_literal(&mut self, literal: u8) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub fn append_pair(&mut self, length: usize, distance: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn write_to_file(&self, filename: &Path) -> io::Result<()> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `append_literal`, `append_pair`, and `write_to_file` are never used
[INFO] [stdout]   --> huffman/src/lz77.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 43 | impl OutputBuffer {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 44 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn append_literal(&mut self, literal: u8) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub fn append_pair(&mut self, length: usize, distance: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn write_to_file(&self, filename: &Path) -> io::Result<()> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> myzip/src/lz77.rs:68:17
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 bitwriter.write_single_literal(input[i]);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 let _ = bitwriter.write_single_literal(input[i]);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> myzip/src/lz77.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |                     bitwriter.write_length(match_length as u16);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 98 |                     let _ = bitwriter.write_length(match_length as u16);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> myzip/src/lz77.rs:99:21
[INFO] [stdout]    |
[INFO] [stdout] 99 |                     bitwriter.write_distance(match_distance as u16);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 99 |                     let _ = bitwriter.write_distance(match_distance as u16);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> myzip/src/lz77.rs:110:21
[INFO] [stdout]     |
[INFO] [stdout] 110 |                     bitwriter.write_single_literal(input[i]);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 110 |                     let _ = bitwriter.write_single_literal(input[i]);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> myzip/src/lz77.rs:114:17
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 bitwriter.write_single_literal(input[i]);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 let _ = bitwriter.write_single_literal(input[i]);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> huffman/src/lz77.rs:68:17
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 bitwriter.write_single_literal(input[i]);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 let _ = bitwriter.write_single_literal(input[i]);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> huffman/src/lz77.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |                     bitwriter.write_length(match_length as u16);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 98 |                     let _ = bitwriter.write_length(match_length as u16);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> huffman/src/lz77.rs:99:21
[INFO] [stdout]    |
[INFO] [stdout] 99 |                     bitwriter.write_distance(match_distance as u16);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 99 |                     let _ = bitwriter.write_distance(match_distance as u16);
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> huffman/src/lz77.rs:110:21
[INFO] [stdout]     |
[INFO] [stdout] 110 |                     bitwriter.write_single_literal(input[i]);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 110 |                     let _ = bitwriter.write_single_literal(input[i]);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> huffman/src/lz77.rs:114:17
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 bitwriter.write_single_literal(input[i]);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 let _ = bitwriter.write_single_literal(input[i]);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `designation` is never read
[INFO] [stdout]    --> myunzip/src/bitreader.rs:162:17
[INFO] [stdout]     |
[INFO] [stdout] 162 |         let mut designation: u16 = 0;
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cur_len` is assigned to, but never used
[INFO] [stdout]    --> myunzip/src/bitreader.rs:221:17
[INFO] [stdout]     |
[INFO] [stdout] 221 |         let mut cur_len: usize = 0;
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_cur_len` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `cur_len` is assigned to, but never used
[INFO] [stdout]    --> myunzip/src/bitreader.rs:267:17
[INFO] [stdout]     |
[INFO] [stdout] 267 |         let mut cur_len: usize = 0;
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_cur_len` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `code` is never read
[INFO] [stdout]    --> myunzip/src/bitreader.rs:424:17
[INFO] [stdout]     |
[INFO] [stdout] 424 |         let mut code: u16 = 0;
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `delete_zero_from_lengths_and_alphabets` is never used
[INFO] [stdout]   --> myunzip/src/bitreader.rs:76:4
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn delete_zero_from_lengths_and_alphabets(list_lengths: Vec<usize>, alphabets: Vec<usize>) -> (Vec<usize>, Vec<usize>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_no_zero_lengths_and_alphabets` is never used
[INFO] [stdout]   --> myunzip/src/bitreader.rs:88:4
[INFO] [stdout]    |
[INFO] [stdout] 88 | fn generate_no_zero_lengths_and_alphabets(list_lengths: Vec<usize>) -> (Vec<usize>, Vec<usize>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `print_bitstream_desired_range` is never used
[INFO] [stdout]    --> myunzip/src/bitreader.rs:152:8
[INFO] [stdout]     |
[INFO] [stdout] 107 | impl<'a> BitReader<'a> {
[INFO] [stdout]     | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 152 |     fn print_bitstream_desired_range(&mut self, start: usize, end: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `setup_bitreader` is never used
[INFO] [stdout]    --> myunzip/src/bitreader.rs:518:8
[INFO] [stdout]     |
[INFO] [stdout] 518 |     fn setup_bitreader<'a>(data: &'a [u8]) -> BitReader<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> myunzip/src/bitreader.rs:313:9
[INFO] [stdout]     |
[INFO] [stdout] 313 |         self.read_one_block();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 313 |         let _ = self.read_one_block();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> myunzip/src/bitreader.rs:535:9
[INFO] [stdout]     |
[INFO] [stdout] 535 |         bit_reader.read_bits(1, false);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 535 |         let _ = bit_reader.read_bits(1, false);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> myunzip/src/bitreader.rs:548:9
[INFO] [stdout]     |
[INFO] [stdout] 548 |         bit_reader.read_bits(3, false);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 548 |         let _ = bit_reader.read_bits(3, false);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> myunzip/src/bitreader.rs:559:9
[INFO] [stdout]     |
[INFO] [stdout] 559 |         bit_reader.read_bits(3, false);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 559 |         let _ = bit_reader.read_bits(3, false);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> myunzip/src/bitreader.rs:615:13
[INFO] [stdout]     |
[INFO] [stdout] 615 |             bit_reader.read_bits(3, false);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 615 |             let _ = bit_reader.read_bits(3, false);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.48s
[INFO] running `Command { std: "docker" "inspect" "fafdad23116a38e47943755c76ddafe52c49d8ff3d137b3fa1f1f37cf33a1ff6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fafdad23116a38e47943755c76ddafe52c49d8ff3d137b3fa1f1f37cf33a1ff6", kill_on_drop: false }`
[INFO] [stdout] fafdad23116a38e47943755c76ddafe52c49d8ff3d137b3fa1f1f37cf33a1ff6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4f1a939736a72bee420feb3d2c39f5e20028c22c640efa28a34a293e0b262037
[INFO] running `Command { std: "docker" "start" "-a" "4f1a939736a72bee420feb3d2c39f5e20028c22c640efa28a34a293e0b262037", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: unused import: `core::num`
[INFO] [stderr]  --> huffman/src/bitwriter.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use core::num;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `vec`
[INFO] [stderr]  --> huffman/src/bitwriter.rs:2:15
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::{io, vec};
[INFO] [stderr]   |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `env` and `fs`
[INFO] [stderr]  --> huffman/src/bitwriter.rs:3:11
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::{env, fs};
[INFO] [stderr]   |           ^^^  ^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Cursor`, `SeekFrom`, `Seek`, and `Write`
[INFO] [stderr]  --> huffman/src/bitwriter.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{Read, Write, Cursor, Seek, SeekFrom};
[INFO] [stderr]   |                     ^^^^^  ^^^^^^  ^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BufReader` and `Read`
[INFO] [stderr]  --> huffman/src/lz77.rs:3:21
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::{self, Read, Write, BufReader, BufWriter};
[INFO] [stderr]   |                     ^^^^         ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> huffman/src/lz77.rs:124:9
[INFO] [stderr]     |
[INFO] [stderr] 124 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `fs`
[INFO] [stderr]  --> huffman/src/main.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::{env, fs};
[INFO] [stderr]   |                ^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Cursor`, `SeekFrom`, and `Seek`
[INFO] [stderr]  --> huffman/src/main.rs:6:34
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::io::{self, Read, Write, Cursor, Seek, SeekFrom};
[INFO] [stderr]   |                                  ^^^^^^  ^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `fixed_huffman_code` is never read
[INFO] [stderr]   --> huffman/src/bitwriter.rs:25:13
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let mut fixed_huffman_code: u16 = 0;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> huffman/src/bitwriter.rs:78:9
[INFO] [stderr]    |
[INFO] [stderr] 78 |     let mut extra_bits_value;
[INFO] [stderr]    |         ----^^^^^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vec_bool`
[INFO] [stderr]    --> huffman/src/bitwriter.rs:425:13
[INFO] [stderr]     |
[INFO] [stderr] 425 |         let vec_bool = bit_writer.get_vec_bool();
[INFO] [stderr]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vec_bool`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vec_u8`
[INFO] [stderr]    --> huffman/src/bitwriter.rs:427:17
[INFO] [stderr]     |
[INFO] [stderr] 427 |         let mut vec_u8: Vec<u8> = Vec::new();
[INFO] [stderr]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_vec_u8`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `skip_count`
[INFO] [stderr]    --> huffman/src/bitwriter.rs:428:17
[INFO] [stderr]     |
[INFO] [stderr] 428 |         let mut skip_count = 0;
[INFO] [stderr]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_skip_count`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `count`
[INFO] [stderr]    --> huffman/src/bitwriter.rs:429:17
[INFO] [stderr]     |
[INFO] [stderr] 429 |         let mut count = 0;
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `byte_num`
[INFO] [stderr]    --> huffman/src/bitwriter.rs:430:17
[INFO] [stderr]     |
[INFO] [stderr] 430 |         let mut byte_num = 0;
[INFO] [stderr]     |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_byte_num`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `to_skip`
[INFO] [stderr]    --> huffman/src/bitwriter.rs:431:17
[INFO] [stderr]     |
[INFO] [stderr] 431 |         let mut to_skip = 3;
[INFO] [stderr]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_to_skip`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> huffman/src/bitwriter.rs:427:13
[INFO] [stderr]     |
[INFO] [stderr] 427 |         let mut vec_u8: Vec<u8> = Vec::new();
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> huffman/src/bitwriter.rs:428:13
[INFO] [stderr]     |
[INFO] [stderr] 428 |         let mut skip_count = 0;
[INFO] [stderr]     |             ----^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> huffman/src/bitwriter.rs:429:13
[INFO] [stderr]     |
[INFO] [stderr] 429 |         let mut count = 0;
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> huffman/src/bitwriter.rs:430:13
[INFO] [stderr]     |
[INFO] [stderr] 430 |         let mut byte_num = 0;
[INFO] [stderr]     |             ----^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> huffman/src/bitwriter.rs:431:13
[INFO] [stderr]     |
[INFO] [stderr] 431 |         let mut to_skip = 3;
[INFO] [stderr]     |             ----^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `OutputBuffer` is never constructed
[INFO] [stderr]   --> huffman/src/lz77.rs:39:12
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub struct OutputBuffer {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `append_literal`, `append_pair`, and `write_to_file` are never used
[INFO] [stderr]   --> huffman/src/lz77.rs:44:12
[INFO] [stderr]    |
[INFO] [stderr] 43 | impl OutputBuffer {
[INFO] [stderr]    | ----------------- associated items in this implementation
[INFO] [stderr] 44 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 48 |     pub fn append_literal(&mut self, literal: u8) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 52 |     pub fn append_pair(&mut self, length: usize, distance: usize) {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 57 |     pub fn write_to_file(&self, filename: &Path) -> io::Result<()> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> huffman/src/lz77.rs:68:17
[INFO] [stderr]    |
[INFO] [stderr] 68 |                 bitwriter.write_single_literal(input[i]);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 68 |                 let _ = bitwriter.write_single_literal(input[i]);
[INFO] [stderr]    |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> huffman/src/lz77.rs:98:21
[INFO] [stderr]    |
[INFO] [stderr] 98 |                     bitwriter.write_length(match_length as u16);
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 98 |                     let _ = bitwriter.write_length(match_length as u16);
[INFO] [stderr]    |                     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> huffman/src/lz77.rs:99:21
[INFO] [stderr]    |
[INFO] [stderr] 99 |                     bitwriter.write_distance(match_distance as u16);
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 99 |                     let _ = bitwriter.write_distance(match_distance as u16);
[INFO] [stderr]    |                     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> huffman/src/lz77.rs:110:21
[INFO] [stderr]     |
[INFO] [stderr] 110 |                     bitwriter.write_single_literal(input[i]);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 110 |                     let _ = bitwriter.write_single_literal(input[i]);
[INFO] [stderr]     |                     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> huffman/src/lz77.rs:114:17
[INFO] [stderr]     |
[INFO] [stderr] 114 |                 bitwriter.write_single_literal(input[i]);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 114 |                 let _ = bitwriter.write_single_literal(input[i]);
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `huffman` (bin "huffman" test) generated 28 warnings (run `cargo fix --bin "huffman" --tests` to apply 14 suggestions)
[INFO] [stderr] warning: unused import: `std::hash::Hash`
[INFO] [stderr]  --> inflate/src/bitreader.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::hash::Hash;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `fs`
[INFO] [stderr]  --> inflate/src/bitreader.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::{env, fs};
[INFO] [stderr]   |                ^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Cursor`, `SeekFrom`, `Seek`, and `Write`
[INFO] [stderr]  --> inflate/src/bitreader.rs:6:21
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::io::{Read, Write, Cursor, Seek, SeekFrom};
[INFO] [stderr]   |                     ^^^^^  ^^^^^^  ^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> inflate/src/bitreader.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 |     if (count == 7 && value_from_binary <= 23) {
[INFO] [stderr]    |        ^                                     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 18 -     if (count == 7 && value_from_binary <= 23) {
[INFO] [stderr] 18 +     if count == 7 && value_from_binary <= 23 {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> inflate/src/bitreader.rs:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 |     } else if (count == 8) {
[INFO] [stderr]    |               ^          ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 20 -     } else if (count == 8) {
[INFO] [stderr] 20 +     } else if count == 8 {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> inflate/src/bitreader.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 |         if (value_from_binary >= 48 && value_from_binary <= 191) {
[INFO] [stderr]    |            ^                                                   ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 21 -         if (value_from_binary >= 48 && value_from_binary <= 191) {
[INFO] [stderr] 21 +         if value_from_binary >= 48 && value_from_binary <= 191 {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> inflate/src/bitreader.rs:24:17
[INFO] [stderr]    |
[INFO] [stderr] 24 |         else if (value_from_binary >= 192 && value_from_binary <= 199) {
[INFO] [stderr]    |                 ^                                                    ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 24 -         else if (value_from_binary >= 192 && value_from_binary <= 199) {
[INFO] [stderr] 24 +         else if value_from_binary >= 192 && value_from_binary <= 199 {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> inflate/src/bitreader.rs:30:15
[INFO] [stderr]    |
[INFO] [stderr] 30 |     } else if (count == 9 && value_from_binary >= 400 && value_from_binary <= 511)  {
[INFO] [stderr]    |               ^                                                                  ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 30 -     } else if (count == 9 && value_from_binary >= 400 && value_from_binary <= 511)  {
[INFO] [stderr] 30 +     } else if count == 9 && value_from_binary >= 400 && value_from_binary <= 511  {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `fs`
[INFO] [stderr]  --> inflate/src/main.rs:3:16
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::{env, fs};
[INFO] [stderr]   |                ^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Cursor`, `SeekFrom`, and `Seek`
[INFO] [stderr]  --> inflate/src/main.rs:5:34
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{self, Read, Write, Cursor, Seek, SeekFrom};
[INFO] [stderr]   |                                  ^^^^^^  ^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `designation` is never read
[INFO] [stderr]    --> inflate/src/bitreader.rs:162:17
[INFO] [stderr]     |
[INFO] [stderr] 162 |         let mut designation: u16 = 0;
[INFO] [stderr]     |                 ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `cur_len` is assigned to, but never used
[INFO] [stderr]    --> inflate/src/bitreader.rs:221:17
[INFO] [stderr]     |
[INFO] [stderr] 221 |         let mut cur_len: usize = 0;
[INFO] [stderr]     |                 ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_cur_len` instead
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `cur_len` is assigned to, but never used
[INFO] [stderr]    --> inflate/src/bitreader.rs:267:17
[INFO] [stderr]     |
[INFO] [stderr] 267 |         let mut cur_len: usize = 0;
[INFO] [stderr]     |                 ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_cur_len` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `code` is never read
[INFO] [stderr]    --> inflate/src/bitreader.rs:424:17
[INFO] [stderr]     |
[INFO] [stderr] 424 |         let mut code: u16 = 0;
[INFO] [stderr]     |                 ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: function `delete_zero_from_lengths_and_alphabets` is never used
[INFO] [stderr]   --> inflate/src/bitreader.rs:76:4
[INFO] [stderr]    |
[INFO] [stderr] 76 | fn delete_zero_from_lengths_and_alphabets(list_lengths: Vec<usize>, alphabets: Vec<usize>) -> (Vec<usize>, Vec<usize>) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `generate_no_zero_lengths_and_alphabets` is never used
[INFO] [stderr]   --> inflate/src/bitreader.rs:88:4
[INFO] [stderr]    |
[INFO] [stderr] 88 | fn generate_no_zero_lengths_and_alphabets(list_lengths: Vec<usize>) -> (Vec<usize>, Vec<usize>) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `print_bitstream_desired_range` is never used
[INFO] [stderr]    --> inflate/src/bitreader.rs:152:8
[INFO] [stderr]     |
[INFO] [stderr] 107 | impl<'a> BitReader<'a> {
[INFO] [stderr]     | ---------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 152 |     fn print_bitstream_desired_range(&mut self, start: usize, end: usize) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `setup_bitreader` is never used
[INFO] [stderr]    --> inflate/src/bitreader.rs:518:8
[INFO] [stderr]     |
[INFO] [stderr] 518 |     fn setup_bitreader<'a>(data: &'a [u8]) -> BitReader<'a> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> inflate/src/bitreader.rs:313:9
[INFO] [stderr]     |
[INFO] [stderr] 313 |         self.read_one_block();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 313 |         let _ = self.read_one_block();
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> inflate/src/bitreader.rs:535:9
[INFO] [stderr]     |
[INFO] [stderr] 535 |         bit_reader.read_bits(1, false);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 535 |         let _ = bit_reader.read_bits(1, false);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> inflate/src/bitreader.rs:548:9
[INFO] [stderr]     |
[INFO] [stderr] 548 |         bit_reader.read_bits(3, false);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 548 |         let _ = bit_reader.read_bits(3, false);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> inflate/src/bitreader.rs:559:9
[INFO] [stderr]     |
[INFO] [stderr] 559 |         bit_reader.read_bits(3, false);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 559 |         let _ = bit_reader.read_bits(3, false);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> inflate/src/bitreader.rs:615:13
[INFO] [stderr]     |
[INFO] [stderr] 615 |             bit_reader.read_bits(3, false);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 615 |             let _ = bit_reader.read_bits(3, false);
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BufReader` and `Read`
[INFO] [stderr]  --> lz77/src/lz77.rs:3:21
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::{self, Read, Write, BufReader, BufWriter};
[INFO] [stderr]   |                     ^^^^         ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::hash::Hash`
[INFO] [stderr]  --> myunzip/src/bitreader.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::hash::Hash;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `fs`
[INFO] [stderr]  --> myunzip/src/bitreader.rs:4:16
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::{env, fs};
[INFO] [stderr]   |                ^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Cursor`, `SeekFrom`, `Seek`, and `Write`
[INFO] [stderr]  --> myunzip/src/bitreader.rs:6:21
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::io::{Read, Write, Cursor, Seek, SeekFrom};
[INFO] [stderr]   |                     ^^^^^  ^^^^^^  ^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> myunzip/src/bitreader.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 |     if (count == 7 && value_from_binary <= 23) {
[INFO] [stderr]    |        ^                                     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 18 -     if (count == 7 && value_from_binary <= 23) {
[INFO] [stderr] 18 +     if count == 7 && value_from_binary <= 23 {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> myunzip/src/bitreader.rs:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 |     } else if (count == 8) {
[INFO] [stderr]    |               ^          ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 20 -     } else if (count == 8) {
[INFO] [stderr] 20 +     } else if count == 8 {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> myunzip/src/bitreader.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 |         if (value_from_binary >= 48 && value_from_binary <= 191) {
[INFO] [stderr]    |            ^                                                   ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 21 -         if (value_from_binary >= 48 && value_from_binary <= 191) {
[INFO] [stderr] 21 +         if value_from_binary >= 48 && value_from_binary <= 191 {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> myunzip/src/bitreader.rs:24:17
[INFO] [stderr]    |
[INFO] [stderr] 24 |         else if (value_from_binary >= 192 && value_from_binary <= 199) {
[INFO] [stderr]    |                 ^                                                    ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 24 -         else if (value_from_binary >= 192 && value_from_binary <= 199) {
[INFO] [stderr] 24 +         else if value_from_binary >= 192 && value_from_binary <= 199 {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> myunzip/src/bitreader.rs:30:15
[INFO] [stderr]    |
[INFO] [stderr] 30 |     } else if (count == 9 && value_from_binary >= 400 && value_from_binary <= 511)  {
[INFO] [stderr]    |               ^                                                                  ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 30 -     } else if (count == 9 && value_from_binary >= 400 && value_from_binary <= 511)  {
[INFO] [stderr] 30 +     } else if count == 9 && value_from_binary >= 400 && value_from_binary <= 511  {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `designation` is never read
[INFO] [stderr]    --> myunzip/src/bitreader.rs:162:17
[INFO] [stderr]     |
[INFO] [stderr] 162 |         let mut designation: u16 = 0;
[INFO] [stderr]     |                 ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `cur_len` is assigned to, but never used
[INFO] [stderr]    --> myunzip/src/bitreader.rs:221:17
[INFO] [stderr]     |
[INFO] [stderr] 221 |         let mut cur_len: usize = 0;
[INFO] [stderr]     |                 ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_cur_len` instead
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `cur_len` is assigned to, but never used
[INFO] [stderr]    --> myunzip/src/bitreader.rs:267:17
[INFO] [stderr]     |
[INFO] [stderr] 267 |         let mut cur_len: usize = 0;
[INFO] [stderr]     |                 ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_cur_len` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `code` is never read
[INFO] [stderr]    --> myunzip/src/bitreader.rs:424:17
[INFO] [stderr]     |
[INFO] [stderr] 424 |         let mut code: u16 = 0;
[INFO] [stderr]     |                 ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: function `delete_zero_from_lengths_and_alphabets` is never used
[INFO] [stderr]   --> myunzip/src/bitreader.rs:76:4
[INFO] [stderr]    |
[INFO] [stderr] 76 | fn delete_zero_from_lengths_and_alphabets(list_lengths: Vec<usize>, alphabets: Vec<usize>) -> (Vec<usize>, Vec<usize>) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `generate_no_zero_lengths_and_alphabets` is never used
[INFO] [stderr]   --> myunzip/src/bitreader.rs:88:4
[INFO] [stderr]    |
[INFO] [stderr] 88 | fn generate_no_zero_lengths_and_alphabets(list_lengths: Vec<usize>) -> (Vec<usize>, Vec<usize>) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `print_bitstream_desired_range` is never used
[INFO] [stderr]    --> myunzip/src/bitreader.rs:152:8
[INFO] [stderr]     |
[INFO] [stderr] 107 | impl<'a> BitReader<'a> {
[INFO] [stderr]     | ---------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 152 |     fn print_bitstream_desired_range(&mut self, start: usize, end: usize) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `setup_bitreader` is never used
[INFO] [stderr]    --> myunzip/src/bitreader.rs:518:8
[INFO] [stderr]     |
[INFO] [stderr] 518 |     fn setup_bitreader<'a>(data: &'a [u8]) -> BitReader<'a> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> myunzip/src/bitreader.rs:313:9
[INFO] [stderr]     |
[INFO] [stderr] 313 |         self.read_one_block();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 313 |         let _ = self.read_one_block();
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> myunzip/src/bitreader.rs:535:9
[INFO] [stderr]     |
[INFO] [stderr] 535 |         bit_reader.read_bits(1, false);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 535 |         let _ = bit_reader.read_bits(1, false);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> myunzip/src/bitreader.rs:548:9
[INFO] [stderr]     |
[INFO] [stderr] 548 |         bit_reader.read_bits(3, false);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 548 |         let _ = bit_reader.read_bits(3, false);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> myunzip/src/bitreader.rs:559:9
[INFO] [stderr]     |
[INFO] [stderr] 559 |         bit_reader.read_bits(3, false);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 559 |         let _ = bit_reader.read_bits(3, false);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> myunzip/src/bitreader.rs:615:13
[INFO] [stderr]     |
[INFO] [stderr] 615 |             bit_reader.read_bits(3, false);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 615 |             let _ = bit_reader.read_bits(3, false);
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core::num`
[INFO] [stderr]  --> myzip/src/bitwriter.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use core::num;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `vec`
[INFO] [stderr]  --> myzip/src/bitwriter.rs:2:15
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::{io, vec};
[INFO] [stderr]   |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `env` and `fs`
[INFO] [stderr]  --> myzip/src/bitwriter.rs:3:11
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::{env, fs};
[INFO] [stderr]   |           ^^^  ^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Cursor`, `SeekFrom`, `Seek`, and `Write`
[INFO] [stderr]  --> myzip/src/bitwriter.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{Read, Write, Cursor, Seek, SeekFrom};
[INFO] [stderr]   |                     ^^^^^  ^^^^^^  ^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BufReader` and `Read`
[INFO] [stderr]  --> myzip/src/lz77.rs:3:21
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::{self, Read, Write, BufReader, BufWriter};
[INFO] [stderr]   |                     ^^^^         ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> myzip/src/lz77.rs:124:9
[INFO] [stderr]     |
[INFO] [stderr] 124 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `fixed_huffman_code` is never read
[INFO] [stderr]   --> myzip/src/bitwriter.rs:25:13
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let mut fixed_huffman_code: u16 = 0;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> myzip/src/bitwriter.rs:78:9
[INFO] [stderr]    |
[INFO] [stderr] 78 |     let mut extra_bits_value;
[INFO] [stderr]    |         ----^^^^^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vec_bool`
[INFO] [stderr]    --> myzip/src/bitwriter.rs:425:13
[INFO] [stderr]     |
[INFO] [stderr] 425 |         let vec_bool = bit_writer.get_vec_bool();
[INFO] [stderr]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vec_bool`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vec_u8`
[INFO] [stderr]    --> myzip/src/bitwriter.rs:427:17
[INFO] [stderr]     |
[INFO] [stderr] 427 |         let mut vec_u8: Vec<u8> = Vec::new();
[INFO] [stderr]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_vec_u8`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `skip_count`
[INFO] [stderr]    --> myzip/src/bitwriter.rs:428:17
[INFO] [stderr]     |
[INFO] [stderr] 428 |         let mut skip_count = 0;
[INFO] [stderr]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_skip_count`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `count`
[INFO] [stderr]    --> myzip/src/bitwriter.rs:429:17
[INFO] [stderr]     |
[INFO] [stderr] 429 |         let mut count = 0;
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `byte_num`
[INFO] [stderr]    --> myzip/src/bitwriter.rs:430:17
[INFO] [stderr]     |
[INFO] [stderr] 430 |         let mut byte_num = 0;
[INFO] [stderr]     |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_byte_num`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `to_skip`
[INFO] [stderr]    --> myzip/src/bitwriter.rs:431:17
[INFO] [stderr]     |
[INFO] [stderr] 431 |         let mut to_skip = 3;
[INFO] [stderr]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_to_skip`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> myzip/src/bitwriter.rs:427:13
[INFO] [stderr]     |
[INFO] [stderr] 427 |         let mut vec_u8: Vec<u8> = Vec::new();
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> myzip/src/bitwriter.rs:428:13
[INFO] [stderr]     |
[INFO] [stderr] 428 |         let mut skip_count = 0;
[INFO] [stderr]     |             ----^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> myzip/src/bitwriter.rs:429:13
[INFO] [stderr]     |
[INFO] [stderr] 429 |         let mut count = 0;
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> myzip/src/bitwriter.rs:430:13
[INFO] [stderr]     |
[INFO] [stderr] 430 |         let mut byte_num = 0;
[INFO] [stderr]     |             ----^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> myzip/src/bitwriter.rs:431:13
[INFO] [stderr]     |
[INFO] [stderr] 431 |         let mut to_skip = 3;
[INFO] [stderr]     |             ----^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `OutputBuffer` is never constructed
[INFO] [stderr]   --> myzip/src/lz77.rs:39:12
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub struct OutputBuffer {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `append_literal`, `append_pair`, and `write_to_file` are never used
[INFO] [stderr]   --> myzip/src/lz77.rs:44:12
[INFO] [stderr]    |
[INFO] [stderr] 43 | impl OutputBuffer {
[INFO] [stderr]    | ----------------- associated items in this implementation
[INFO] [stderr] 44 |     pub fn new() -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 48 |     pub fn append_literal(&mut self, literal: u8) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 52 |     pub fn append_pair(&mut self, length: usize, distance: usize) {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 57 |     pub fn write_to_file(&self, filename: &Path) -> io::Result<()> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> myzip/src/lz77.rs:68:17
[INFO] [stderr]    |
[INFO] [stderr] 68 |                 bitwriter.write_single_literal(input[i]);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 68 |                 let _ = bitwriter.write_single_literal(input[i]);
[INFO] [stderr]    |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> myzip/src/lz77.rs:98:21
[INFO] [stderr]    |
[INFO] [stderr] 98 |                     bitwriter.write_length(match_length as u16);
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 98 |                     let _ = bitwriter.write_length(match_length as u16);
[INFO] [stderr]    |                     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> myzip/src/lz77.rs:99:21
[INFO] [stderr]    |
[INFO] [stderr] 99 |                     bitwriter.write_distance(match_distance as u16);
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 99 |                     let _ = bitwriter.write_distance(match_distance as u16);
[INFO] [stderr]    |                     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> myzip/src/lz77.rs:110:21
[INFO] [stderr]     |
[INFO] [stderr] 110 |                     bitwriter.write_single_literal(input[i]);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 110 |                     let _ = bitwriter.write_single_literal(input[i]);
[INFO] [stderr]     |                     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> myzip/src/lz77.rs:114:17
[INFO] [stderr]     |
[INFO] [stderr] 114 |                 bitwriter.write_single_literal(input[i]);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 114 |                 let _ = bitwriter.write_single_literal(input[i]);
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `inflate` (bin "inflate" test) generated 23 warnings (run `cargo fix --bin "inflate" --tests` to apply 10 suggestions)
[INFO] [stderr] warning: `lz77` (bin "lz77" test) generated 1 warning (run `cargo fix --bin "lz77" --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `myunzip` (bin "myunzip" test) generated 21 warnings (run `cargo fix --bin "myunzip" --tests` to apply 8 suggestions)
[INFO] [stderr] warning: `myzip` (bin "myzip" test) generated 26 warnings (run `cargo fix --bin "myzip" --tests` to apply 12 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/huffman-6699ff962289182e)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test bitwriter::tests::test_convert_distance_to_fixed_huffman_code ... ok
[INFO] [stdout] test bitwriter::tests::test_convert_length_to_fixed_huffman_code ... ok
[INFO] [stdout] test bitwriter::tests::test_convert_to_fixed_huffman_code ... ok
[INFO] [stdout] test bitwriter::tests::test_convert_to_fixed_huffman_code_2 ... ok
[INFO] [stdout] test bitwriter::tests::test_get_fixed_huffman_code_length ... ok
[INFO] [stdout] test bitwriter::tests::test_integer_division ... ok
[INFO] [stdout] test bitwriter::tests::test_write_bits_2 ... ok
[INFO] [stdout] test bitwriter::tests::test_write_bits_1 ... ok
[INFO] [stdout] test bitwriter::tests::test_write_bits_7 ... ok
[INFO] [stdout] test bitwriter::tests::test_write_bits_3 ... ok
[INFO] [stdout] test bitwriter::tests::test_write_bits_4 ... ok
[INFO] [stdout] test bitwriter::tests::test_write_bits_5 ... FAILED
[INFO] [stdout] test bitwriter::tests::test_write_bits_6 ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- bitwriter::tests::test_write_bits_5 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'bitwriter::tests::test_write_bits_5' panicked at huffman/src/bitwriter.rs:371:56:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58b6d8317e32 - std::backtrace_rs::backtrace::libunwind::trace::hd39b1f53d3cf9745
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58b6d8317e32 - std::backtrace_rs::backtrace::trace_unsynchronized::he91d9a75d4e3972b
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58b6d8317e32 - std::sys::backtrace::_print_fmt::hca46938f8c6e22cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x58b6d8317e32 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha499add612cccf8e
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x58b6d833cec3 - core::fmt::rt::Argument::fmt::hd21145b75a833b7a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x58b6d833cec3 - core::fmt::write::hb10c956f5235c8a4
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x58b6d8315013 - std::io::default_write_fmt::hdb7615052be2ba4d
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x58b6d8315013 - std::io::Write::write_fmt::he1bcd251ec6e4153
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x58b6d8317c82 - std::sys::backtrace::BacktraceLock::print::hb47c770ef659fd10
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x58b6d831939c - std::panicking::default_hook::{{closure}}::hdda8afb9d457a22c
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x58b6d83191f2 - std::panicking::default_hook::h7c46b44874fe5c9a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x58b6d82e12d4 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h178a5fcedee41e2f
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x58b6d82e12d4 - test::test_main_with_exit_callback::{{closure}}::h951a41e0149d6d5d
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x58b6d8319d7b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h13602080f5b63276
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x58b6d8319d7b - std::panicking::rust_panic_with_hook::ha6cb99ed099eb1c5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x58b6d8319b4a - std::panicking::begin_panic_handler::{{closure}}::he11808bc797ee921
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x58b6d8318329 - std::sys::backtrace::__rust_end_short_backtrace::h9418807cb7346258
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x58b6d83197dd - __rustc[18fb429eef004894]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x58b6d833ba40 - core::panicking::panic_fmt::hd890aeb12c3a3fc3
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x58b6d833bdb6 - core::result::unwrap_failed::h31c9775ec1a50121
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x58b6d82a575a - core::result::Result<T,E>::unwrap::h37a0b2d8232f4c90
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x58b6d82a575a - huffman::bitwriter::tests::test_write_bits_5::h7975b45dfa7fee5e
[INFO] [stdout]                                at /opt/rustwide/workdir/huffman/src/bitwriter.rs:371:56
[INFO] [stdout]   22:     0x58b6d82a6419 - huffman::bitwriter::tests::test_write_bits_5::{{closure}}::h00bcbf8a2fe9cf2e
[INFO] [stdout]                                at /opt/rustwide/workdir/huffman/src/bitwriter.rs:368:27
[INFO] [stdout]   23:     0x58b6d82a6419 - core::ops::function::FnOnce::call_once::hb83e385a78b9adcc
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x58b6d82e6a5b - core::ops::function::FnOnce::call_once::h2869fb5b0a2b0bdc
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x58b6d82e6a5b - test::__rust_begin_short_backtrace::h7dd7142bd62fa711
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:648:18
[INFO] [stdout]   26:     0x58b6d82e5c4e - test::run_test_in_process::{{closure}}::h43a753f038d36b3f
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:671:74
[INFO] [stdout]   27:     0x58b6d82e5c4e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0ca95dd3e12d1e16
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x58b6d82e5c4e - std::panicking::catch_unwind::do_call::he308587d70ac34ba
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x58b6d82e5c4e - std::panicking::catch_unwind::h30dcba31973e8fb0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x58b6d82e5c4e - std::panic::catch_unwind::hfb68364e5621fbee
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x58b6d82e5c4e - test::run_test_in_process::hcdcc2977903b998a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:671:27
[INFO] [stdout]   32:     0x58b6d82e5c4e - test::run_test::{{closure}}::h544a6550958c5d14
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:592:43
[INFO] [stdout]   33:     0x58b6d82a97c4 - test::run_test::{{closure}}::hb172e48ebe2b92c7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/test/src/lib.rs:622:41
[INFO] [stdout]   34:     0x58b6d82a97c4 - std::sys::backtrace::__rust_begin_short_backtrace::h7e79d8706638bea0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   35:     0x58b6d82ad19a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc4a275f1e71b8ab0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x58b6d82ad19a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h01ed0d242df78cfd
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x58b6d82ad19a - std::panicking::catch_unwind::do_call::h052f373fb905fee0
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   38:     0x58b6d82ad19a - std::panicking::catch_unwind::hb425d20c8ffb09c8
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   39:     0x58b6d82ad19a - std::panic::catch_unwind::ha0d5dfbf18fdeda5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x58b6d82ad19a - std::thread::Builder::spawn_unchecked_::{{closure}}::hbe79182bd37949c7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x58b6d82ad19a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc096c4a06972fde5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x58b6d831ccd7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h47377e27fb938a26
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x58b6d831ccd7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h72f1fe5d095abf57
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x58b6d831ccd7 - std::sys::pal::unix::thread::Thread::new::thread_start::h0a4d8e1b9c0d38cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   45:     0x732f1deadaa4 - <unknown>
[INFO] [stdout]   46:     0x732f1df3aa34 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     bitwriter::tests::test_write_bits_5
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 12 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 10.84s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `-p huffman --bin huffman`
[INFO] running `Command { std: "docker" "inspect" "4f1a939736a72bee420feb3d2c39f5e20028c22c640efa28a34a293e0b262037", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f1a939736a72bee420feb3d2c39f5e20028c22c640efa28a34a293e0b262037", kill_on_drop: false }`
[INFO] [stdout] 4f1a939736a72bee420feb3d2c39f5e20028c22c640efa28a34a293e0b262037
