[INFO] cloning repository https://github.com/KITKATXU/my_gzip [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KITKATXU/my_gzip" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKITKATXU%2Fmy_gzip", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKITKATXU%2Fmy_gzip'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cca370e25c29125f9e1262237263b0db3086a8d9 [INFO] testing KITKATXU/my_gzip against try#0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6 for pr-137122-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKITKATXU%2Fmy_gzip" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/KITKATXU/my_gzip [INFO] finished tweaking git repo https://github.com/KITKATXU/my_gzip [INFO] tweaked toml for git repo https://github.com/KITKATXU/my_gzip written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/KITKATXU/my_gzip on toolchain 0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/KITKATXU/my_gzip 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" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 86fe178f66703011c87459f06a178e03abfcbaee3891265802e5feb1950ca7f1 [INFO] running `Command { std: "docker" "start" "-a" "86fe178f66703011c87459f06a178e03abfcbaee3891265802e5feb1950ca7f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "86fe178f66703011c87459f06a178e03abfcbaee3891265802e5feb1950ca7f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "86fe178f66703011c87459f06a178e03abfcbaee3891265802e5feb1950ca7f1", kill_on_drop: false }` [INFO] [stdout] 86fe178f66703011c87459f06a178e03abfcbaee3891265802e5feb1950ca7f1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b9b068af5201bb1c2d566125a03ecb48395a6bd5a1a3191a64f431f013f6b4d3 [INFO] running `Command { std: "docker" "start" "-a" "b9b068af5201bb1c2d566125a03ecb48395a6bd5a1a3191a64f431f013f6b4d3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Compiling nix v0.29.0 [INFO] [stderr] Compiling bitflags v2.6.0 [INFO] [stderr] Compiling ctrlc v3.4.5 [INFO] [stderr] Compiling my_gzip v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::decompression::huft::huft_free` [INFO] [stdout] --> src/compression/deflate.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | use crate::decompression::huft::huft_free; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_bits` [INFO] [stdout] --> src/compression/deflate.rs:100:9 [INFO] [stdout] | [INFO] [stdout] 100 | let max_bits = 15; // 设定Huffman编码允许的最大位数 [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_bits` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buffer` [INFO] [stdout] --> src/compression/deflate.rs:104:13 [INFO] [stdout] | [INFO] [stdout] 104 | let mut buffer = [0u8; 8192]; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lookahead` [INFO] [stdout] --> src/compression/deflate.rs:105:13 [INFO] [stdout] | [INFO] [stdout] 105 | let mut lookahead: usize; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lookahead` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `hash_head` is never read [INFO] [stdout] --> src/compression/deflate.rs:107:13 [INFO] [stdout] | [INFO] [stdout] 107 | let mut hash_head = None; [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: unused variable: `lit_symbols` [INFO] [stdout] --> src/compression/deflate.rs:134:9 [INFO] [stdout] | [INFO] [stdout] 134 | let lit_symbols: Vec = (0..lit_freqs.len() as u16).collect(); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lit_symbols` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dist_symbols` [INFO] [stdout] --> src/compression/deflate.rs:135:9 [INFO] [stdout] | [INFO] [stdout] 135 | let dist_symbols: Vec = (0..dist_freqs.len() as u16).collect(); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dist_symbols` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/compression/deflate.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | let mut buffer = [0u8; 8192]; [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: variable does not need to be mutable [INFO] [stdout] --> src/compression/deflate.rs:106:9 [INFO] [stdout] | [INFO] [stdout] 106 | let mut strstart = 0; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `TOO_FAR` is never used [INFO] [stdout] --> src/compression/lm_init.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 9 | const TOO_FAR: usize = 4096; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `max_lazy`, `good_length`, and `nice_length` are never read [INFO] [stdout] --> src/compression/lm_init.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 17 | struct Config { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 18 | max_lazy: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 19 | good_length: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 20 | nice_length: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_into_window` is never used [INFO] [stdout] --> src/compression/lm_init.rs:147:4 [INFO] [stdout] | [INFO] [stdout] 147 | fn read_into_window(window: &mut [u8]) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::decompression::huft::huft_free` [INFO] [stdout] --> src/compression/deflate.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | use crate::decompression::huft::huft_free; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `deflate::deflate` [INFO] [stdout] --> src/compression/mod.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | pub use deflate::deflate; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::util::crc::CRC32_TABLE` [INFO] [stdout] --> src/compression/mod.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | pub use crate::util::crc::CRC32_TABLE; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `inflate::inflate` [INFO] [stdout] --> src/decompression/mod.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub use inflate::inflate; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_bits` [INFO] [stdout] --> src/compression/deflate.rs:100:9 [INFO] [stdout] | [INFO] [stdout] 100 | let max_bits = 15; // 设定Huffman编码允许的最大位数 [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_bits` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buffer` [INFO] [stdout] --> src/compression/deflate.rs:104:13 [INFO] [stdout] | [INFO] [stdout] 104 | let mut buffer = [0u8; 8192]; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lookahead` [INFO] [stdout] --> src/compression/deflate.rs:105:13 [INFO] [stdout] | [INFO] [stdout] 105 | let mut lookahead: usize; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lookahead` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `hash_head` is never read [INFO] [stdout] --> src/compression/deflate.rs:107:13 [INFO] [stdout] | [INFO] [stdout] 107 | let mut hash_head = None; [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: unused variable: `lit_symbols` [INFO] [stdout] --> src/compression/deflate.rs:134:9 [INFO] [stdout] | [INFO] [stdout] 134 | let lit_symbols: Vec = (0..lit_freqs.len() as u16).collect(); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lit_symbols` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dist_symbols` [INFO] [stdout] --> src/compression/deflate.rs:135:9 [INFO] [stdout] | [INFO] [stdout] 135 | let dist_symbols: Vec = (0..dist_freqs.len() as u16).collect(); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dist_symbols` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/compression/deflate.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | let mut buffer = [0u8; 8192]; [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: variable does not need to be mutable [INFO] [stdout] --> src/compression/deflate.rs:106:9 [INFO] [stdout] | [INFO] [stdout] 106 | let mut strstart = 0; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `do_exit` is never used [INFO] [stdout] --> src/main.rs:50:4 [INFO] [stdout] | [INFO] [stdout] 50 | fn do_exit(code: i32) -> ! { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `TOO_FAR` is never used [INFO] [stdout] --> src/compression/deflate.rs:12:11 [INFO] [stdout] | [INFO] [stdout] 12 | pub const TOO_FAR: usize = 4096; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `TOO_FAR` is never used [INFO] [stdout] --> src/compression/lm_init.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 9 | const TOO_FAR: usize = 4096; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `max_lazy`, `good_length`, and `nice_length` are never read [INFO] [stdout] --> src/compression/lm_init.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 17 | struct Config { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 18 | max_lazy: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 19 | good_length: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 20 | nice_length: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `block_start` is never read [INFO] [stdout] --> src/compression/lm_init.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 37 | pub struct DeflateState { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 42 | pub block_start: usize, // 当前块的起始位置 [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/compression/lm_init.rs:48:12 [INFO] [stdout] | [INFO] [stdout] 47 | impl DeflateState { [INFO] [stdout] | ----------------- associated function in this implementation [INFO] [stdout] 48 | pub fn new(window_size: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_into_window` is never used [INFO] [stdout] --> src/compression/lm_init.rs:147:4 [INFO] [stdout] | [INFO] [stdout] 147 | fn read_into_window(window: &mut [u8]) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `updcrc` is never used [INFO] [stdout] --> src/compression/utils.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn updcrc(crc: u32, buffer: &[u8]) -> u32 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `clear_bufs` is never used [INFO] [stdout] --> src/compression/utils.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn clear_bufs(buf: &mut [u8]) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `gzip_error` is never used [INFO] [stdout] --> src/compression/utils.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn gzip_error(message: &str) -> io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `strlwr` is never used [INFO] [stdout] --> src/compression/utils.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn strlwr(s: &str) -> String { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `inflate` is never used [INFO] [stdout] --> src/decompression/inflate.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn inflate(input: &mut dyn Read, output: &mut dyn Write) -> io::Result<()> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `inflate_block` is never used [INFO] [stdout] --> src/decompression/inflate.rs:15:4 [INFO] [stdout] | [INFO] [stdout] 15 | fn inflate_block(input: &mut dyn Read, output: &mut dyn Write) -> io::Result { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `inflate_stored` is never used [INFO] [stdout] --> src/decompression/inflate.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn inflate_stored(input: &mut dyn Read, output: &mut dyn Write) -> io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `inflate_fixed` is never used [INFO] [stdout] --> src/decompression/inflate.rs:44:4 [INFO] [stdout] | [INFO] [stdout] 44 | fn inflate_fixed(input: &mut dyn Read, output: &mut dyn Write) -> io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `inflate_dynamic` is never used [INFO] [stdout] --> src/decompression/inflate.rs:50:4 [INFO] [stdout] | [INFO] [stdout] 50 | fn inflate_dynamic(input: &mut dyn Read, output: &mut dyn Write) -> io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `inflate_codes` is never used [INFO] [stdout] --> src/decompression/inflate.rs:56:4 [INFO] [stdout] | [INFO] [stdout] 56 | fn inflate_codes(input: &mut dyn Read, output: &mut dyn Write, huff_table: &HuffmanTable) -> io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_bit` is never used [INFO] [stdout] --> src/decompression/inflate.rs:71:4 [INFO] [stdout] | [INFO] [stdout] 71 | fn read_bit(_input: &mut dyn Read) -> io::Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_bits` is never used [INFO] [stdout] --> src/decompression/inflate.rs:76:4 [INFO] [stdout] | [INFO] [stdout] 76 | fn read_bits(_input: &mut dyn Read, _num_bits: u8) -> io::Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_u16` is never used [INFO] [stdout] --> src/decompression/inflate.rs:81:4 [INFO] [stdout] | [INFO] [stdout] 81 | fn read_u16(input: &mut dyn Read) -> io::Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `HuffmanTable` is never constructed [INFO] [stdout] --> src/decompression/inflate.rs:88:8 [INFO] [stdout] | [INFO] [stdout] 88 | struct HuffmanTable; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `decode_symbol` is never used [INFO] [stdout] --> src/decompression/inflate.rs:90:8 [INFO] [stdout] | [INFO] [stdout] 89 | impl HuffmanTable { [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] 90 | fn decode_symbol(&self, _input: &mut dyn Read) -> io::Result { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `build_fixed_huffman_table` is never used [INFO] [stdout] --> src/decompression/inflate.rs:95:4 [INFO] [stdout] | [INFO] [stdout] 95 | fn build_fixed_huffman_table() -> HuffmanTable { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `build_dynamic_huffman_tables` is never used [INFO] [stdout] --> src/decompression/inflate.rs:99:4 [INFO] [stdout] | [INFO] [stdout] 99 | fn build_dynamic_huffman_tables(_input: &mut dyn Read) -> io::Result<(HuffmanTable, HuffmanTable)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `print_tree` is never used [INFO] [stdout] --> src/decompression/huft.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 11 | impl HuffmanNode { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 20 | pub fn print_tree(&self, prefix: String) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `huft_free` is never used [INFO] [stdout] --> src/decompression/huft.rs:91:8 [INFO] [stdout] | [INFO] [stdout] 91 | pub fn huft_free(tree: Option) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `copy` is never used [INFO] [stdout] --> src/util/file_io.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn copy(input_path: &Path, output_path: &Path) -> io::Result<()> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `make_simple_name` is never used [INFO] [stdout] --> src/util/file_io.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn make_simple_name(name: &mut String) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `gzip_error` is never used [INFO] [stdout] --> src/util/error.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn gzip_error(message: &str) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `xalloc_die` is never used [INFO] [stdout] --> src/util/error.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn xalloc_die() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `warning` is never used [INFO] [stdout] --> src/util/error.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn warning(message: &str) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_error` is never used [INFO] [stdout] --> src/util/error.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn read_error(filename: &str) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `write_error` is never used [INFO] [stdout] --> src/util/error.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn write_error(filename: &str) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `abort_gzip` is never used [INFO] [stdout] --> src/util/error.rs:36:4 [INFO] [stdout] | [INFO] [stdout] 36 | fn abort_gzip() -> ! { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:57:5 [INFO] [stdout] | [INFO] [stdout] 57 | compression::deflate::deflate(&mut input, &mut output, Some(input_file)); [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] 57 | let _ = compression::deflate::deflate(&mut input, &mut output, Some(input_file)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.63s [INFO] running `Command { std: "docker" "inspect" "b9b068af5201bb1c2d566125a03ecb48395a6bd5a1a3191a64f431f013f6b4d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b9b068af5201bb1c2d566125a03ecb48395a6bd5a1a3191a64f431f013f6b4d3", kill_on_drop: false }` [INFO] [stdout] b9b068af5201bb1c2d566125a03ecb48395a6bd5a1a3191a64f431f013f6b4d3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ce11bc1be13486df720097cb553a5651a0c210888ae68a24e5da2b5a0e07a7ef [INFO] running `Command { std: "docker" "start" "-a" "ce11bc1be13486df720097cb553a5651a0c210888ae68a24e5da2b5a0e07a7ef", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `crate::decompression::huft::huft_free` [INFO] [stdout] --> src/compression/deflate.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | use crate::decompression::huft::huft_free; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_bits` [INFO] [stdout] --> src/compression/deflate.rs:100:9 [INFO] [stdout] | [INFO] [stdout] 100 | let max_bits = 15; // 设定Huffman编码允许的最大位数 [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_bits` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buffer` [INFO] [stdout] --> src/compression/deflate.rs:104:13 [INFO] [stdout] | [INFO] [stdout] 104 | let mut buffer = [0u8; 8192]; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lookahead` [INFO] [stdout] --> src/compression/deflate.rs:105:13 [INFO] [stdout] | [INFO] [stdout] 105 | let mut lookahead: usize; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lookahead` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `hash_head` is never read [INFO] [stdout] --> src/compression/deflate.rs:107:13 [INFO] [stdout] | [INFO] [stdout] 107 | let mut hash_head = None; [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: unused variable: `lit_symbols` [INFO] [stdout] --> src/compression/deflate.rs:134:9 [INFO] [stdout] | [INFO] [stdout] 134 | let lit_symbols: Vec = (0..lit_freqs.len() as u16).collect(); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lit_symbols` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dist_symbols` [INFO] [stdout] --> src/compression/deflate.rs:135:9 [INFO] [stdout] | [INFO] [stdout] 135 | let dist_symbols: Vec = (0..dist_freqs.len() as u16).collect(); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dist_symbols` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/compression/deflate.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | let mut buffer = [0u8; 8192]; [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: variable does not need to be mutable [INFO] [stdout] --> src/compression/deflate.rs:106:9 [INFO] [stdout] | [INFO] [stdout] 106 | let mut strstart = 0; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `TOO_FAR` is never used [INFO] [stdout] --> src/compression/lm_init.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 9 | const TOO_FAR: usize = 4096; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `max_lazy`, `good_length`, and `nice_length` are never read [INFO] [stdout] --> src/compression/lm_init.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 17 | struct Config { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 18 | max_lazy: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 19 | good_length: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 20 | nice_length: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_into_window` is never used [INFO] [stdout] --> src/compression/lm_init.rs:147:4 [INFO] [stdout] | [INFO] [stdout] 147 | fn read_into_window(window: &mut [u8]) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling my_gzip v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::decompression::huft::huft_free` [INFO] [stdout] --> src/compression/deflate.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | use crate::decompression::huft::huft_free; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `deflate::deflate` [INFO] [stdout] --> src/compression/mod.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | pub use deflate::deflate; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::util::crc::CRC32_TABLE` [INFO] [stdout] --> src/compression/mod.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | pub use crate::util::crc::CRC32_TABLE; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `inflate::inflate` [INFO] [stdout] --> src/decompression/mod.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub use inflate::inflate; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::decompression::huft::huft_free` [INFO] [stdout] --> src/compression/deflate.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | use crate::decompression::huft::huft_free; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_bits` [INFO] [stdout] --> src/compression/deflate.rs:100:9 [INFO] [stdout] | [INFO] [stdout] 100 | let max_bits = 15; // 设定Huffman编码允许的最大位数 [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_bits` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buffer` [INFO] [stdout] --> src/compression/deflate.rs:104:13 [INFO] [stdout] | [INFO] [stdout] 104 | let mut buffer = [0u8; 8192]; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lookahead` [INFO] [stdout] --> src/compression/deflate.rs:105:13 [INFO] [stdout] | [INFO] [stdout] 105 | let mut lookahead: usize; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lookahead` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `hash_head` is never read [INFO] [stdout] --> src/compression/deflate.rs:107:13 [INFO] [stdout] | [INFO] [stdout] 107 | let mut hash_head = None; [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: unused variable: `lit_symbols` [INFO] [stdout] --> src/compression/deflate.rs:134:9 [INFO] [stdout] | [INFO] [stdout] 134 | let lit_symbols: Vec = (0..lit_freqs.len() as u16).collect(); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lit_symbols` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dist_symbols` [INFO] [stdout] --> src/compression/deflate.rs:135:9 [INFO] [stdout] | [INFO] [stdout] 135 | let dist_symbols: Vec = (0..dist_freqs.len() as u16).collect(); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dist_symbols` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/compression/deflate.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | let mut buffer = [0u8; 8192]; [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: variable does not need to be mutable [INFO] [stdout] --> src/compression/deflate.rs:106:9 [INFO] [stdout] | [INFO] [stdout] 106 | let mut strstart = 0; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `do_exit` is never used [INFO] [stdout] --> src/main.rs:50:4 [INFO] [stdout] | [INFO] [stdout] 50 | fn do_exit(code: i32) -> ! { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `TOO_FAR` is never used [INFO] [stdout] --> src/compression/deflate.rs:12:11 [INFO] [stdout] | [INFO] [stdout] 12 | pub const TOO_FAR: usize = 4096; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `TOO_FAR` is never used [INFO] [stdout] --> src/compression/lm_init.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 9 | const TOO_FAR: usize = 4096; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `max_lazy`, `good_length`, and `nice_length` are never read [INFO] [stdout] --> src/compression/lm_init.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 17 | struct Config { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 18 | max_lazy: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 19 | good_length: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 20 | nice_length: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `block_start` is never read [INFO] [stdout] --> src/compression/lm_init.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 37 | pub struct DeflateState { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 42 | pub block_start: usize, // 当前块的起始位置 [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/compression/lm_init.rs:48:12 [INFO] [stdout] | [INFO] [stdout] 47 | impl DeflateState { [INFO] [stdout] | ----------------- associated function in this implementation [INFO] [stdout] 48 | pub fn new(window_size: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_into_window` is never used [INFO] [stdout] --> src/compression/lm_init.rs:147:4 [INFO] [stdout] | [INFO] [stdout] 147 | fn read_into_window(window: &mut [u8]) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `updcrc` is never used [INFO] [stdout] --> src/compression/utils.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn updcrc(crc: u32, buffer: &[u8]) -> u32 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `clear_bufs` is never used [INFO] [stdout] --> src/compression/utils.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn clear_bufs(buf: &mut [u8]) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `gzip_error` is never used [INFO] [stdout] --> src/compression/utils.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn gzip_error(message: &str) -> io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `strlwr` is never used [INFO] [stdout] --> src/compression/utils.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn strlwr(s: &str) -> String { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `inflate` is never used [INFO] [stdout] --> src/decompression/inflate.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn inflate(input: &mut dyn Read, output: &mut dyn Write) -> io::Result<()> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `inflate_block` is never used [INFO] [stdout] --> src/decompression/inflate.rs:15:4 [INFO] [stdout] | [INFO] [stdout] 15 | fn inflate_block(input: &mut dyn Read, output: &mut dyn Write) -> io::Result { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `inflate_stored` is never used [INFO] [stdout] --> src/decompression/inflate.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn inflate_stored(input: &mut dyn Read, output: &mut dyn Write) -> io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `inflate_fixed` is never used [INFO] [stdout] --> src/decompression/inflate.rs:44:4 [INFO] [stdout] | [INFO] [stdout] 44 | fn inflate_fixed(input: &mut dyn Read, output: &mut dyn Write) -> io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `inflate_dynamic` is never used [INFO] [stdout] --> src/decompression/inflate.rs:50:4 [INFO] [stdout] | [INFO] [stdout] 50 | fn inflate_dynamic(input: &mut dyn Read, output: &mut dyn Write) -> io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `inflate_codes` is never used [INFO] [stdout] --> src/decompression/inflate.rs:56:4 [INFO] [stdout] | [INFO] [stdout] 56 | fn inflate_codes(input: &mut dyn Read, output: &mut dyn Write, huff_table: &HuffmanTable) -> io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_bit` is never used [INFO] [stdout] --> src/decompression/inflate.rs:71:4 [INFO] [stdout] | [INFO] [stdout] 71 | fn read_bit(_input: &mut dyn Read) -> io::Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_bits` is never used [INFO] [stdout] --> src/decompression/inflate.rs:76:4 [INFO] [stdout] | [INFO] [stdout] 76 | fn read_bits(_input: &mut dyn Read, _num_bits: u8) -> io::Result { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_u16` is never used [INFO] [stdout] --> src/decompression/inflate.rs:81:4 [INFO] [stdout] | [INFO] [stdout] 81 | fn read_u16(input: &mut dyn Read) -> io::Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `HuffmanTable` is never constructed [INFO] [stdout] --> src/decompression/inflate.rs:88:8 [INFO] [stdout] | [INFO] [stdout] 88 | struct HuffmanTable; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `decode_symbol` is never used [INFO] [stdout] --> src/decompression/inflate.rs:90:8 [INFO] [stdout] | [INFO] [stdout] 89 | impl HuffmanTable { [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] 90 | fn decode_symbol(&self, _input: &mut dyn Read) -> io::Result { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `build_fixed_huffman_table` is never used [INFO] [stdout] --> src/decompression/inflate.rs:95:4 [INFO] [stdout] | [INFO] [stdout] 95 | fn build_fixed_huffman_table() -> HuffmanTable { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `build_dynamic_huffman_tables` is never used [INFO] [stdout] --> src/decompression/inflate.rs:99:4 [INFO] [stdout] | [INFO] [stdout] 99 | fn build_dynamic_huffman_tables(_input: &mut dyn Read) -> io::Result<(HuffmanTable, HuffmanTable)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `print_tree` is never used [INFO] [stdout] --> src/decompression/huft.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 11 | impl HuffmanNode { [INFO] [stdout] | ---------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 20 | pub fn print_tree(&self, prefix: String) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `huft_free` is never used [INFO] [stdout] --> src/decompression/huft.rs:91:8 [INFO] [stdout] | [INFO] [stdout] 91 | pub fn huft_free(tree: Option) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `gzip_error` is never used [INFO] [stdout] --> src/util/error.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn gzip_error(message: &str) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `xalloc_die` is never used [INFO] [stdout] --> src/util/error.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn xalloc_die() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `warning` is never used [INFO] [stdout] --> src/util/error.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn warning(message: &str) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_error` is never used [INFO] [stdout] --> src/util/error.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn read_error(filename: &str) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `write_error` is never used [INFO] [stdout] --> src/util/error.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn write_error(filename: &str) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `abort_gzip` is never used [INFO] [stdout] --> src/util/error.rs:36:4 [INFO] [stdout] | [INFO] [stdout] 36 | fn abort_gzip() -> ! { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:57:5 [INFO] [stdout] | [INFO] [stdout] 57 | compression::deflate::deflate(&mut input, &mut output, Some(input_file)); [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] 57 | let _ = compression::deflate::deflate(&mut input, &mut output, Some(input_file)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `max_bits` [INFO] [stdout] --> src/compression/deflate.rs:100:9 [INFO] [stdout] | [INFO] [stdout] 100 | let max_bits = 15; // 设定Huffman编码允许的最大位数 [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_bits` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buffer` [INFO] [stdout] --> src/compression/deflate.rs:104:13 [INFO] [stdout] | [INFO] [stdout] 104 | let mut buffer = [0u8; 8192]; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lookahead` [INFO] [stdout] --> src/compression/deflate.rs:105:13 [INFO] [stdout] | [INFO] [stdout] 105 | let mut lookahead: usize; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lookahead` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `hash_head` is never read [INFO] [stdout] --> src/compression/deflate.rs:107:13 [INFO] [stdout] | [INFO] [stdout] 107 | let mut hash_head = None; [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: unused variable: `lit_symbols` [INFO] [stdout] --> src/compression/deflate.rs:134:9 [INFO] [stdout] | [INFO] [stdout] 134 | let lit_symbols: Vec = (0..lit_freqs.len() as u16).collect(); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lit_symbols` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dist_symbols` [INFO] [stdout] --> src/compression/deflate.rs:135:9 [INFO] [stdout] | [INFO] [stdout] 135 | let dist_symbols: Vec = (0..dist_freqs.len() as u16).collect(); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dist_symbols` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/compression/deflate.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | let mut buffer = [0u8; 8192]; [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: variable does not need to be mutable [INFO] [stdout] --> src/compression/deflate.rs:106:9 [INFO] [stdout] | [INFO] [stdout] 106 | let mut strstart = 0; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `TOO_FAR` is never used [INFO] [stdout] --> src/compression/lm_init.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 9 | const TOO_FAR: usize = 4096; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `max_lazy`, `good_length`, and `nice_length` are never read [INFO] [stdout] --> src/compression/lm_init.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 17 | struct Config { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 18 | max_lazy: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 19 | good_length: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 20 | nice_length: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_into_window` is never used [INFO] [stdout] --> src/compression/lm_init.rs:147:4 [INFO] [stdout] | [INFO] [stdout] 147 | fn read_into_window(window: &mut [u8]) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.78s [INFO] running `Command { std: "docker" "inspect" "ce11bc1be13486df720097cb553a5651a0c210888ae68a24e5da2b5a0e07a7ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce11bc1be13486df720097cb553a5651a0c210888ae68a24e5da2b5a0e07a7ef", kill_on_drop: false }` [INFO] [stdout] ce11bc1be13486df720097cb553a5651a0c210888ae68a24e5da2b5a0e07a7ef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7c854411bd6cbc99b06c574b4461ef0d389ebd5908304a013fc133b5cb2843d1 [INFO] running `Command { std: "docker" "start" "-a" "7c854411bd6cbc99b06c574b4461ef0d389ebd5908304a013fc133b5cb2843d1", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `crate::decompression::huft::huft_free` [INFO] [stderr] --> src/compression/deflate.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | use crate::decompression::huft::huft_free; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `max_bits` [INFO] [stderr] --> src/compression/deflate.rs:100:9 [INFO] [stderr] | [INFO] [stderr] 100 | let max_bits = 15; // 设定Huffman编码允许的最大位数 [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_bits` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `buffer` [INFO] [stderr] --> src/compression/deflate.rs:104:13 [INFO] [stderr] | [INFO] [stderr] 104 | let mut buffer = [0u8; 8192]; [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lookahead` [INFO] [stderr] --> src/compression/deflate.rs:105:13 [INFO] [stderr] | [INFO] [stderr] 105 | let mut lookahead: usize; [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lookahead` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `hash_head` is never read [INFO] [stderr] --> src/compression/deflate.rs:107:13 [INFO] [stderr] | [INFO] [stderr] 107 | let mut hash_head = None; [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: unused variable: `lit_symbols` [INFO] [stderr] --> src/compression/deflate.rs:134:9 [INFO] [stderr] | [INFO] [stderr] 134 | let lit_symbols: Vec = (0..lit_freqs.len() as u16).collect(); [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lit_symbols` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `dist_symbols` [INFO] [stderr] --> src/compression/deflate.rs:135:9 [INFO] [stderr] | [INFO] [stderr] 135 | let dist_symbols: Vec = (0..dist_freqs.len() as u16).collect(); [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dist_symbols` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/compression/deflate.rs:104:9 [INFO] [stderr] | [INFO] [stderr] 104 | let mut buffer = [0u8; 8192]; [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: variable does not need to be mutable [INFO] [stderr] --> src/compression/deflate.rs:106:9 [INFO] [stderr] | [INFO] [stderr] 106 | let mut strstart = 0; [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: constant `TOO_FAR` is never used [INFO] [stderr] --> src/compression/lm_init.rs:9:7 [INFO] [stderr] | [INFO] [stderr] 9 | const TOO_FAR: usize = 4096; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: fields `max_lazy`, `good_length`, and `nice_length` are never read [INFO] [stderr] --> src/compression/lm_init.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 17 | struct Config { [INFO] [stderr] | ------ fields in this struct [INFO] [stderr] 18 | max_lazy: usize, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] 19 | good_length: usize, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] 20 | nice_length: usize, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `read_into_window` is never used [INFO] [stderr] --> src/compression/lm_init.rs:147:4 [INFO] [stderr] | [INFO] [stderr] 147 | fn read_into_window(window: &mut [u8]) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `my_gzip` (lib) generated 12 warnings (run `cargo fix --lib -p my_gzip` to apply 3 suggestions) [INFO] [stderr] warning: `my_gzip` (lib test) generated 12 warnings (12 duplicates) [INFO] [stderr] warning: unused import: `deflate::deflate` [INFO] [stderr] --> src/compression/mod.rs:7:9 [INFO] [stderr] | [INFO] [stderr] 7 | pub use deflate::deflate; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::util::crc::CRC32_TABLE` [INFO] [stderr] --> src/compression/mod.rs:12:9 [INFO] [stderr] | [INFO] [stderr] 12 | pub use crate::util::crc::CRC32_TABLE; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `inflate::inflate` [INFO] [stderr] --> src/decompression/mod.rs:6:9 [INFO] [stderr] | [INFO] [stderr] 6 | pub use inflate::inflate; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `do_exit` is never used [INFO] [stderr] --> src/main.rs:50:4 [INFO] [stderr] | [INFO] [stderr] 50 | fn do_exit(code: i32) -> ! { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant `TOO_FAR` is never used [INFO] [stderr] --> src/compression/deflate.rs:12:11 [INFO] [stderr] | [INFO] [stderr] 12 | pub const TOO_FAR: usize = 4096; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant `TOO_FAR` is never used [INFO] [stderr] --> src/compression/lm_init.rs:9:7 [INFO] [stderr] | [INFO] [stderr] 9 | const TOO_FAR: usize = 4096; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field `block_start` is never read [INFO] [stderr] --> src/compression/lm_init.rs:42:9 [INFO] [stderr] | [INFO] [stderr] 37 | pub struct DeflateState { [INFO] [stderr] | ------------ field in this struct [INFO] [stderr] ... [INFO] [stderr] 42 | pub block_start: usize, // 当前块的起始位置 [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function `new` is never used [INFO] [stderr] --> src/compression/lm_init.rs:48:12 [INFO] [stderr] | [INFO] [stderr] 47 | impl DeflateState { [INFO] [stderr] | ----------------- associated function in this implementation [INFO] [stderr] 48 | pub fn new(window_size: usize) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function `updcrc` is never used [INFO] [stderr] --> src/compression/utils.rs:4:8 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn updcrc(crc: u32, buffer: &[u8]) -> u32 { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `clear_bufs` is never used [INFO] [stderr] --> src/compression/utils.rs:15:8 [INFO] [stderr] | [INFO] [stderr] 15 | pub fn clear_bufs(buf: &mut [u8]) { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `gzip_error` is never used [INFO] [stderr] --> src/compression/utils.rs:22:8 [INFO] [stderr] | [INFO] [stderr] 22 | pub fn gzip_error(message: &str) -> io::Result<()> { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `strlwr` is never used [INFO] [stderr] --> src/compression/utils.rs:28:8 [INFO] [stderr] | [INFO] [stderr] 28 | pub fn strlwr(s: &str) -> String { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `inflate` is never used [INFO] [stderr] --> src/decompression/inflate.rs:4:8 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn inflate(input: &mut dyn Read, output: &mut dyn Write) -> io::Result<()> { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `inflate_block` is never used [INFO] [stderr] --> src/decompression/inflate.rs:15:4 [INFO] [stderr] | [INFO] [stderr] 15 | fn inflate_block(input: &mut dyn Read, output: &mut dyn Write) -> io::Result { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `inflate_stored` is never used [INFO] [stderr] --> src/decompression/inflate.rs:30:4 [INFO] [stderr] | [INFO] [stderr] 30 | fn inflate_stored(input: &mut dyn Read, output: &mut dyn Write) -> io::Result<()> { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `inflate_fixed` is never used [INFO] [stderr] --> src/decompression/inflate.rs:44:4 [INFO] [stderr] | [INFO] [stderr] 44 | fn inflate_fixed(input: &mut dyn Read, output: &mut dyn Write) -> io::Result<()> { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `inflate_dynamic` is never used [INFO] [stderr] --> src/decompression/inflate.rs:50:4 [INFO] [stderr] | [INFO] [stderr] 50 | fn inflate_dynamic(input: &mut dyn Read, output: &mut dyn Write) -> io::Result<()> { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `inflate_codes` is never used [INFO] [stderr] --> src/decompression/inflate.rs:56:4 [INFO] [stderr] | [INFO] [stderr] 56 | fn inflate_codes(input: &mut dyn Read, output: &mut dyn Write, huff_table: &HuffmanTable) -> io::Result<()> { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `read_bit` is never used [INFO] [stderr] --> src/decompression/inflate.rs:71:4 [INFO] [stderr] | [INFO] [stderr] 71 | fn read_bit(_input: &mut dyn Read) -> io::Result { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `read_bits` is never used [INFO] [stderr] --> src/decompression/inflate.rs:76:4 [INFO] [stderr] | [INFO] [stderr] 76 | fn read_bits(_input: &mut dyn Read, _num_bits: u8) -> io::Result { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `read_u16` is never used [INFO] [stderr] --> src/decompression/inflate.rs:81:4 [INFO] [stderr] | [INFO] [stderr] 81 | fn read_u16(input: &mut dyn Read) -> io::Result { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `HuffmanTable` is never constructed [INFO] [stderr] --> src/decompression/inflate.rs:88:8 [INFO] [stderr] | [INFO] [stderr] 88 | struct HuffmanTable; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `decode_symbol` is never used [INFO] [stderr] --> src/decompression/inflate.rs:90:8 [INFO] [stderr] | [INFO] [stderr] 89 | impl HuffmanTable { [INFO] [stderr] | ----------------- method in this implementation [INFO] [stderr] 90 | fn decode_symbol(&self, _input: &mut dyn Read) -> io::Result { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `build_fixed_huffman_table` is never used [INFO] [stderr] --> src/decompression/inflate.rs:95:4 [INFO] [stderr] | [INFO] [stderr] 95 | fn build_fixed_huffman_table() -> HuffmanTable { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `build_dynamic_huffman_tables` is never used [INFO] [stderr] --> src/decompression/inflate.rs:99:4 [INFO] [stderr] | [INFO] [stderr] 99 | fn build_dynamic_huffman_tables(_input: &mut dyn Read) -> io::Result<(HuffmanTable, HuffmanTable)> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `print_tree` is never used [INFO] [stderr] --> src/decompression/huft.rs:20:12 [INFO] [stderr] | [INFO] [stderr] 11 | impl HuffmanNode { [INFO] [stderr] | ---------------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 20 | pub fn print_tree(&self, prefix: String) { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `huft_free` is never used [INFO] [stderr] --> src/decompression/huft.rs:91:8 [INFO] [stderr] | [INFO] [stderr] 91 | pub fn huft_free(tree: Option) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `gzip_error` is never used [INFO] [stderr] --> src/util/error.rs:4:8 [INFO] [stderr] | [INFO] [stderr] 4 | pub fn gzip_error(message: &str) { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `xalloc_die` is never used [INFO] [stderr] --> src/util/error.rs:9:8 [INFO] [stderr] | [INFO] [stderr] 9 | pub fn xalloc_die() { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `warning` is never used [INFO] [stderr] --> src/util/error.rs:14:8 [INFO] [stderr] | [INFO] [stderr] 14 | pub fn warning(message: &str) { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `read_error` is never used [INFO] [stderr] --> src/util/error.rs:18:8 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn read_error(filename: &str) { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `write_error` is never used [INFO] [stderr] --> src/util/error.rs:27:8 [INFO] [stderr] | [INFO] [stderr] 27 | pub fn write_error(filename: &str) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `abort_gzip` is never used [INFO] [stderr] --> src/util/error.rs:36:4 [INFO] [stderr] | [INFO] [stderr] 36 | fn abort_gzip() -> ! { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:57:5 [INFO] [stderr] | [INFO] [stderr] 57 | compression::deflate::deflate(&mut input, &mut output, Some(input_file)); [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] 57 | let _ = compression::deflate::deflate(&mut input, &mut output, Some(input_file)); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `my_gzip` (bin "my_gzip" test) generated 45 warnings (11 duplicates) (run `cargo fix --bin "my_gzip" --tests` to apply 3 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/my_gzip-ea12bb61369adfcd) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test util::file_io::tests::test_make_simple_name ... ok [INFO] [stdout] test util::crc::tests::test_crc ... ok [INFO] [stdout] test util::file_io::tests::test_copy ... FAILED [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- util::file_io::tests::test_copy stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'util::file_io::tests::test_copy' panicked at src/util/file_io.rs:49:50: [INFO] [stdout] Unable to write test file: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x61bb13478402 - std::backtrace_rs::backtrace::libunwind::trace::h5edb72cc539d8d33 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x61bb13478402 - std::backtrace_rs::backtrace::trace_unsynchronized::h73d186ef976c5ae2 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x61bb13478402 - std::sys::backtrace::_print_fmt::h4410012d384fde01 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x61bb13478402 - ::fmt::h281a579a27d691d5 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x61bb1349d663 - core::fmt::rt::Argument::fmt::h4c31bb6a3f4e4ed6 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x61bb1349d663 - core::fmt::write::hd1f1283e971fbb36 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/fmt/mod.rs:1465:25 [INFO] [stdout] 6: 0x61bb13475543 - std::io::default_write_fmt::h6d6cb3ff48bb6394 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x61bb13475543 - std::io::Write::write_fmt::h976b7a346c630898 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x61bb13478252 - std::sys::backtrace::BacktraceLock::print::h7cc2f8a0b7549773 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x61bb13479a1c - std::panicking::default_hook::{{closure}}::hc18f11ca3cc980d1 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:300:27 [INFO] [stdout] 10: 0x61bb13479872 - std::panicking::default_hook::h5207cd5928e5a9d2 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:324:9 [INFO] [stdout] 11: 0x61bb13440f64 - as core::ops::function::Fn>::call::h53735dbb2fff5e8e [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/alloc/src/boxed.rs:1980:9 [INFO] [stdout] 12: 0x61bb13440f64 - test::test_main_with_exit_callback::{{closure}}::h8629ce54f7c62158 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x61bb1347a3fb - as core::ops::function::Fn>::call::hdd01dfa4f5d59fd2 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/alloc/src/boxed.rs:1980:9 [INFO] [stdout] 14: 0x61bb1347a3fb - std::panicking::rust_panic_with_hook::he2975323910480e2 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:841:13 [INFO] [stdout] 15: 0x61bb1347a1ca - std::panicking::begin_panic_handler::{{closure}}::hf6a73f8f68d2901d [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:706:13 [INFO] [stdout] 16: 0x61bb134788f9 - std::sys::backtrace::__rust_end_short_backtrace::h91c7517b8fba4182 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/sys/backtrace.rs:168:18 [INFO] [stdout] 17: 0x61bb13479e5d - __rustc[c30fa7112bbf6ac0]::rust_begin_unwind [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:697:5 [INFO] [stdout] 18: 0x61bb1349c140 - core::panicking::panic_fmt::h1dc18eebb9b6550e [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/panicking.rs:75:14 [INFO] [stdout] 19: 0x61bb1349c556 - core::result::unwrap_failed::hf0cc4753dff8b804 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/result.rs:1761:5 [INFO] [stdout] 20: 0x61bb13404c4c - core::result::Result::expect::h29228317557a4dcc [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/result.rs:1119:23 [INFO] [stdout] 21: 0x61bb13407209 - my_gzip::util::file_io::tests::test_copy::hf995589ed1e6aed5 [INFO] [stdout] at /opt/rustwide/workdir/src/util/file_io.rs:49:50 [INFO] [stdout] 22: 0x61bb13407117 - my_gzip::util::file_io::tests::test_copy::{{closure}}::h74dc418ece938e65 [INFO] [stdout] at /opt/rustwide/workdir/src/util/file_io.rs:45:19 [INFO] [stdout] 23: 0x61bb13403156 - core::ops::function::FnOnce::call_once::he28323123c30259a [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x61bb1344665b - core::ops::function::FnOnce::call_once::hdd80366119caeff9 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x61bb1344665b - test::__rust_begin_short_backtrace::h60798cb0fdc462bd [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/test/src/lib.rs:648:18 [INFO] [stdout] 26: 0x61bb134458de - test::run_test_in_process::{{closure}}::h81bd62fe0ddb1cae [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/test/src/lib.rs:671:74 [INFO] [stdout] 27: 0x61bb134458de - as core::ops::function::FnOnce<()>>::call_once::h6ee6466477e4c0dc [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 28: 0x61bb134458de - std::panicking::catch_unwind::do_call::h01a79315147a2ca1 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:589:40 [INFO] [stdout] 29: 0x61bb134458de - std::panicking::catch_unwind::h831c87e90ef4f2d8 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:552:19 [INFO] [stdout] 30: 0x61bb134458de - std::panic::catch_unwind::h50e9876bcbc7c37f [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x61bb134458de - test::run_test_in_process::hd57ee4367ef533b2 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/test/src/lib.rs:671:27 [INFO] [stdout] 32: 0x61bb134458de - test::run_test::{{closure}}::hd180abfe8d10b90d [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/test/src/lib.rs:592:43 [INFO] [stdout] 33: 0x61bb134094d4 - test::run_test::{{closure}}::hadea4433d10ac366 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/test/src/lib.rs:622:41 [INFO] [stdout] 34: 0x61bb134094d4 - std::sys::backtrace::__rust_begin_short_backtrace::hb136c48ddd0ced72 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/sys/backtrace.rs:152:18 [INFO] [stdout] 35: 0x61bb1340cdca - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h9e392173a704e81a [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 36: 0x61bb1340cdca - as core::ops::function::FnOnce<()>>::call_once::h858a87db574d2ff4 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 37: 0x61bb1340cdca - std::panicking::catch_unwind::do_call::hff7ec4d4a59ca346 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:589:40 [INFO] [stdout] 38: 0x61bb1340cdca - std::panicking::catch_unwind::h74378fed914955a4 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panicking.rs:552:19 [INFO] [stdout] 39: 0x61bb1340cdca - std::panic::catch_unwind::hd644e75c809e87ce [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x61bb1340cdca - std::thread::Builder::spawn_unchecked_::{{closure}}::h5c4ce65e6ea67c65 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 41: 0x61bb1340cdca - core::ops::function::FnOnce::call_once{{vtable.shim}}::h2c391219c93831ae [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 42: 0x61bb1347d357 - as core::ops::function::FnOnce>::call_once::ha02f1268c87bf8cb [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/alloc/src/boxed.rs:1966:9 [INFO] [stdout] 43: 0x61bb1347d357 - as core::ops::function::FnOnce>::call_once::ha9964535c0565e6a [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/alloc/src/boxed.rs:1966:9 [INFO] [stdout] 44: 0x61bb1347d357 - std::sys::pal::unix::thread::Thread::new::thread_start::hd6a2768613f757f7 [INFO] [stdout] at /rustc/0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6/library/std/src/sys/pal/unix/thread.rs:97:17 [INFO] [stdout] 45: 0x7671ffe86aa4 - [INFO] [stdout] 46: 0x7671fff13a34 - clone [INFO] [stdout] 47: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] util::file_io::tests::test_copy [INFO] [stdout] [INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "7c854411bd6cbc99b06c574b4461ef0d389ebd5908304a013fc133b5cb2843d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c854411bd6cbc99b06c574b4461ef0d389ebd5908304a013fc133b5cb2843d1", kill_on_drop: false }` [INFO] [stdout] 7c854411bd6cbc99b06c574b4461ef0d389ebd5908304a013fc133b5cb2843d1