[INFO] cloning repository https://github.com/louix33/rustgzip
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/louix33/rustgzip" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flouix33%2Frustgzip", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flouix33%2Frustgzip'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6732b1ad62d33b75d0734b2da45e441d5eb4e01d
[INFO] testing louix33/rustgzip against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flouix33%2Frustgzip" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/louix33/rustgzip on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/louix33/rustgzip
[INFO] finished tweaking git repo https://github.com/louix33/rustgzip
[INFO] tweaked toml for git repo https://github.com/louix33/rustgzip written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/louix33/rustgzip 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" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e8ca17513747f2c47b191f28ef740f1dd5270975086df751ea054afd25f14cd
[INFO] running `Command { std: "docker" "start" "-a" "8e8ca17513747f2c47b191f28ef740f1dd5270975086df751ea054afd25f14cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e8ca17513747f2c47b191f28ef740f1dd5270975086df751ea054afd25f14cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e8ca17513747f2c47b191f28ef740f1dd5270975086df751ea054afd25f14cd", kill_on_drop: false }`
[INFO] [stdout] 8e8ca17513747f2c47b191f28ef740f1dd5270975086df751ea054afd25f14cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f945d4439a2fab792a705aa918fe15a866d2afe7568cfcf1cd80345c31b3e9a
[INFO] running `Command { std: "docker" "start" "-a" "2f945d4439a2fab792a705aa918fe15a866d2afe7568cfcf1cd80345c31b3e9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling bitflags v2.3.3
[INFO] [stderr]    Compiling linux-raw-sys v0.4.3
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling anstyle v1.0.1
[INFO] [stderr]    Compiling anstyle-parse v0.2.1
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling clap_lex v0.5.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling bitstream-io v1.7.0
[INFO] [stderr]    Compiling syn v2.0.23
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling anstream v0.3.2
[INFO] [stderr]    Compiling clap_builder v4.3.11
[INFO] [stderr]    Compiling clap_derive v4.3.2
[INFO] [stderr]    Compiling clap v4.3.11
[INFO] [stderr]    Compiling rustgzip v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `frequencies`
[INFO] [stdout]   --> src/deflate/huffman/mod.rs:86:31
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn limited_codelens_from_freq(frequencies: &[u32], max_bits: u32) -> Vec<u32> {
[INFO] [stdout]    |                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frequencies`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_bits`
[INFO] [stdout]   --> src/deflate/huffman/mod.rs:86:52
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn limited_codelens_from_freq(frequencies: &[u32], max_bits: u32) -> Vec<u32> {
[INFO] [stdout]    |                                                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tree`
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:105:28
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn build_from_tree(tree: &HuffmanTree) -> Self {
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_tree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:195:13
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let mut codelens = limited_codelens_from_freq(frequencies, MAX_BITS);
[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 `limited_codelens_from_freq` is never used
[INFO] [stdout]   --> src/deflate/huffman/mod.rs:86:4
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn limited_codelens_from_freq(frequencies: &[u32], max_bits: u32) -> Vec<u32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `build_from_tree` is never used
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:105:12
[INFO] [stdout]     |
[INFO] [stdout] 104 | impl HuffmanCodes {
[INFO] [stdout]     | ----------------- associated function in this implementation
[INFO] [stdout] 105 |     pub fn build_from_tree(tree: &HuffmanTree) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `build_canonical_from_freq`, `build_canonical_from_codelens`, and `decode_char` are never used
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:194:12
[INFO] [stdout]     |
[INFO] [stdout] 176 | impl HuffmanTree {
[INFO] [stdout]     | ---------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 194 |     pub fn build_canonical_from_freq(frequencies: &[u32]) -> Result<Self, DecodeError> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 203 |     pub fn build_canonical_from_codelens(codelens: &[u32]) -> Result<Self, DecodeError> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 243 |     pub fn decode_char<R: Read>(&self, reader: &mut BitReader<R, LittleEndian>) -> Result<u16, Box<dyn Error>> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dynamic_huffman_encode_block` is never used
[INFO] [stdout]   --> src/deflate/huffman/encode.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn dynamic_huffman_encode_block(block: &[Symbol]) -> Result<(Vec<u8>, (u32, u8)), Box<dyn Error>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `front_mut`, `back_mut`, and `capacity` are never used
[INFO] [stdout]   --> src/circular_buf.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<T: Default+Clone> CircularBuf<T> {
[INFO] [stdout]    | ------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn front_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     pub fn back_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 74 |     pub fn capacity(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `HLIT` should have a snake case name
[INFO] [stdout]    --> src/deflate/huffman/encode.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 |     let HLIT = literal_codelens.len() as u32 - 257;
[INFO] [stdout]     |         ^^^^ help: convert the identifier to snake case: `hlit`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `HDIST` should have a snake case name
[INFO] [stdout]    --> src/deflate/huffman/encode.rs:121:9
[INFO] [stdout]     |
[INFO] [stdout] 121 |     let HDIST = distance_codelens.len() as u32 - 1;
[INFO] [stdout]     |         ^^^^^ help: convert the identifier to snake case: `hdist`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.31s
[INFO] running `Command { std: "docker" "inspect" "2f945d4439a2fab792a705aa918fe15a866d2afe7568cfcf1cd80345c31b3e9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f945d4439a2fab792a705aa918fe15a866d2afe7568cfcf1cd80345c31b3e9a", kill_on_drop: false }`
[INFO] [stdout] 2f945d4439a2fab792a705aa918fe15a866d2afe7568cfcf1cd80345c31b3e9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02250b33e5a19d092a2ede7654838621a011467d0633cd71e5df1da914cdee9b
[INFO] running `Command { std: "docker" "start" "-a" "02250b33e5a19d092a2ede7654838621a011467d0633cd71e5df1da914cdee9b", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `frequencies`
[INFO] [stdout]   --> src/deflate/huffman/mod.rs:86:31
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn limited_codelens_from_freq(frequencies: &[u32], max_bits: u32) -> Vec<u32> {
[INFO] [stdout]    |                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frequencies`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_bits`
[INFO] [stdout]   --> src/deflate/huffman/mod.rs:86:52
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn limited_codelens_from_freq(frequencies: &[u32], max_bits: u32) -> Vec<u32> {
[INFO] [stdout]    |                                                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tree`
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:105:28
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn build_from_tree(tree: &HuffmanTree) -> Self {
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_tree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:195:13
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let mut codelens = limited_codelens_from_freq(frequencies, MAX_BITS);
[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 `limited_codelens_from_freq` is never used
[INFO] [stdout]   --> src/deflate/huffman/mod.rs:86:4
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn limited_codelens_from_freq(frequencies: &[u32], max_bits: u32) -> Vec<u32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `build_from_tree` is never used
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:105:12
[INFO] [stdout]     |
[INFO] [stdout] 104 | impl HuffmanCodes {
[INFO] [stdout]     | ----------------- associated function in this implementation
[INFO] [stdout] 105 |     pub fn build_from_tree(tree: &HuffmanTree) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `build_canonical_from_freq`, `build_canonical_from_codelens`, and `decode_char` are never used
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:194:12
[INFO] [stdout]     |
[INFO] [stdout] 176 | impl HuffmanTree {
[INFO] [stdout]     | ---------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 194 |     pub fn build_canonical_from_freq(frequencies: &[u32]) -> Result<Self, DecodeError> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 203 |     pub fn build_canonical_from_codelens(codelens: &[u32]) -> Result<Self, DecodeError> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 243 |     pub fn decode_char<R: Read>(&self, reader: &mut BitReader<R, LittleEndian>) -> Result<u16, Box<dyn Error>> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dynamic_huffman_encode_block` is never used
[INFO] [stdout]   --> src/deflate/huffman/encode.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn dynamic_huffman_encode_block(block: &[Symbol]) -> Result<(Vec<u8>, (u32, u8)), Box<dyn Error>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `front_mut`, `back_mut`, and `capacity` are never used
[INFO] [stdout]   --> src/circular_buf.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<T: Default+Clone> CircularBuf<T> {
[INFO] [stdout]    | ------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn front_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     pub fn back_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 74 |     pub fn capacity(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `HLIT` should have a snake case name
[INFO] [stdout]    --> src/deflate/huffman/encode.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 |     let HLIT = literal_codelens.len() as u32 - 257;
[INFO] [stdout]     |         ^^^^ help: convert the identifier to snake case: `hlit`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `HDIST` should have a snake case name
[INFO] [stdout]    --> src/deflate/huffman/encode.rs:121:9
[INFO] [stdout]     |
[INFO] [stdout] 121 |     let HDIST = distance_codelens.len() as u32 - 1;
[INFO] [stdout]     |         ^^^^^ help: convert the identifier to snake case: `hdist`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rustgzip v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `frequencies`
[INFO] [stdout]   --> src/deflate/huffman/mod.rs:86:31
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn limited_codelens_from_freq(frequencies: &[u32], max_bits: u32) -> Vec<u32> {
[INFO] [stdout]    |                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frequencies`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_bits`
[INFO] [stdout]   --> src/deflate/huffman/mod.rs:86:52
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn limited_codelens_from_freq(frequencies: &[u32], max_bits: u32) -> Vec<u32> {
[INFO] [stdout]    |                                                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tree`
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:105:28
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn build_from_tree(tree: &HuffmanTree) -> Self {
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_tree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:195:13
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let mut codelens = limited_codelens_from_freq(frequencies, MAX_BITS);
[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 `limited_codelens_from_freq` is never used
[INFO] [stdout]   --> src/deflate/huffman/mod.rs:86:4
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn limited_codelens_from_freq(frequencies: &[u32], max_bits: u32) -> Vec<u32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `build_from_tree` is never used
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:105:12
[INFO] [stdout]     |
[INFO] [stdout] 104 | impl HuffmanCodes {
[INFO] [stdout]     | ----------------- associated function in this implementation
[INFO] [stdout] 105 |     pub fn build_from_tree(tree: &HuffmanTree) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `build_canonical_from_freq`, `build_canonical_from_codelens`, and `decode_char` are never used
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:194:12
[INFO] [stdout]     |
[INFO] [stdout] 176 | impl HuffmanTree {
[INFO] [stdout]     | ---------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 194 |     pub fn build_canonical_from_freq(frequencies: &[u32]) -> Result<Self, DecodeError> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 203 |     pub fn build_canonical_from_codelens(codelens: &[u32]) -> Result<Self, DecodeError> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 243 |     pub fn decode_char<R: Read>(&self, reader: &mut BitReader<R, LittleEndian>) -> Result<u16, Box<dyn Error>> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dynamic_huffman_encode_block` is never used
[INFO] [stdout]   --> src/deflate/huffman/encode.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn dynamic_huffman_encode_block(block: &[Symbol]) -> Result<(Vec<u8>, (u32, u8)), Box<dyn Error>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `front_mut`, `back_mut`, and `capacity` are never used
[INFO] [stdout]   --> src/circular_buf.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<T: Default+Clone> CircularBuf<T> {
[INFO] [stdout]    | ------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn front_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     pub fn back_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 74 |     pub fn capacity(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `HLIT` should have a snake case name
[INFO] [stdout]    --> src/deflate/huffman/encode.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 |     let HLIT = literal_codelens.len() as u32 - 257;
[INFO] [stdout]     |         ^^^^ help: convert the identifier to snake case: `hlit`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `HDIST` should have a snake case name
[INFO] [stdout]    --> src/deflate/huffman/encode.rs:121:9
[INFO] [stdout]     |
[INFO] [stdout] 121 |     let HDIST = distance_codelens.len() as u32 - 1;
[INFO] [stdout]     |         ^^^^^ help: convert the identifier to snake case: `hdist`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "02250b33e5a19d092a2ede7654838621a011467d0633cd71e5df1da914cdee9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02250b33e5a19d092a2ede7654838621a011467d0633cd71e5df1da914cdee9b", kill_on_drop: false }`
[INFO] [stdout] 02250b33e5a19d092a2ede7654838621a011467d0633cd71e5df1da914cdee9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ca8dd7368293739e20e32e61fcd55ab3e62a652beaa7683eda807a71f8b7954f
[INFO] running `Command { std: "docker" "start" "-a" "ca8dd7368293739e20e32e61fcd55ab3e62a652beaa7683eda807a71f8b7954f", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `frequencies`
[INFO] [stderr]   --> src/deflate/huffman/mod.rs:86:31
[INFO] [stderr]    |
[INFO] [stderr] 86 | fn limited_codelens_from_freq(frequencies: &[u32], max_bits: u32) -> Vec<u32> {
[INFO] [stderr]    |                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frequencies`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `max_bits`
[INFO] [stderr]   --> src/deflate/huffman/mod.rs:86:52
[INFO] [stderr]    |
[INFO] [stderr] 86 | fn limited_codelens_from_freq(frequencies: &[u32], max_bits: u32) -> Vec<u32> {
[INFO] [stderr]    |                                                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_bits`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tree`
[INFO] [stderr]    --> src/deflate/huffman/mod.rs:105:28
[INFO] [stderr]     |
[INFO] [stderr] 105 |     pub fn build_from_tree(tree: &HuffmanTree) -> Self {
[INFO] [stderr]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_tree`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/deflate/huffman/mod.rs:195:13
[INFO] [stderr]     |
[INFO] [stderr] 195 |         let mut codelens = limited_codelens_from_freq(frequencies, MAX_BITS);
[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: function `limited_codelens_from_freq` is never used
[INFO] [stderr]   --> src/deflate/huffman/mod.rs:86:4
[INFO] [stderr]    |
[INFO] [stderr] 86 | fn limited_codelens_from_freq(frequencies: &[u32], max_bits: u32) -> Vec<u32> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `build_from_tree` is never used
[INFO] [stderr]    --> src/deflate/huffman/mod.rs:105:12
[INFO] [stderr]     |
[INFO] [stderr] 104 | impl HuffmanCodes {
[INFO] [stderr]     | ----------------- associated function in this implementation
[INFO] [stderr] 105 |     pub fn build_from_tree(tree: &HuffmanTree) -> Self {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `build_canonical_from_freq`, `build_canonical_from_codelens`, and `decode_char` are never used
[INFO] [stderr]    --> src/deflate/huffman/mod.rs:194:12
[INFO] [stderr]     |
[INFO] [stderr] 176 | impl HuffmanTree {
[INFO] [stderr]     | ---------------- associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 194 |     pub fn build_canonical_from_freq(frequencies: &[u32]) -> Result<Self, DecodeError> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 203 |     pub fn build_canonical_from_codelens(codelens: &[u32]) -> Result<Self, DecodeError> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 243 |     pub fn decode_char<R: Read>(&self, reader: &mut BitReader<R, LittleEndian>) -> Result<u16, Box<dyn Error>> {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `dynamic_huffman_encode_block` is never used
[INFO] [stderr]   --> src/deflate/huffman/encode.rs:75:4
[INFO] [stderr]    |
[INFO] [stderr] 75 | fn dynamic_huffman_encode_block(block: &[Symbol]) -> Result<(Vec<u8>, (u32, u8)), Box<dyn Error>> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `front_mut`, `back_mut`, and `capacity` are never used
[INFO] [stderr]   --> src/circular_buf.rs:57:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl<T: Default+Clone> CircularBuf<T> {
[INFO] [stderr]    | ------------------------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 57 |     pub fn front_mut(&mut self) -> Option<&mut T> {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 65 |     pub fn back_mut(&mut self) -> Option<&mut T> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 74 |     pub fn capacity(&self) -> usize {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `HLIT` should have a snake case name
[INFO] [stderr]    --> src/deflate/huffman/encode.rs:120:9
[INFO] [stderr]     |
[INFO] [stderr] 120 |     let HLIT = literal_codelens.len() as u32 - 257;
[INFO] [stderr]     |         ^^^^ help: convert the identifier to snake case: `hlit`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `HDIST` should have a snake case name
[INFO] [stderr]    --> src/deflate/huffman/encode.rs:121:9
[INFO] [stderr]     |
[INFO] [stderr] 121 |     let HDIST = distance_codelens.len() as u32 - 1;
[INFO] [stderr]     |         ^^^^^ help: convert the identifier to snake case: `hdist`
[INFO] [stderr] 
[INFO] [stderr] warning: `rustgzip` (lib) generated 11 warnings (run `cargo fix --lib -p rustgzip` to apply 1 suggestion)
[INFO] [stderr] warning: `rustgzip` (lib test) generated 11 warnings (11 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rustgzip-97aad4dddc8276f4)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test deflate::huffman::tests::test_huffman_from_bitlen ... ok
[INFO] [stdout] test deflate::huffman::tests::test_length_repr ... ok
[INFO] [stdout] test deflate::huffman::tests::test_reverse_bits ... ok
[INFO] [stdout] test deflate::huffman::tests::test_to_unwritten ... ok
[INFO] [stdout] test deflate::lz77::encode::tests::test_longest_match ... ok
[INFO] [stdout] test deflate::lz77::tests::test_read_eof ... ok
[INFO] [stdout] test deflate::lz77::encode::tests::test_lz77_encode ... ok
[INFO] [stdout] test deflate::huffman::tests::test_dist_repr ... ok
[INFO] [stdout] test deflate::huffman::encode::tests::test_fixed_huffman ... ok
[INFO] [stdout] test deflate::tests::test_deflate ... ok
[INFO] [stdout] test deflate::tests::test_all ... ok
[INFO] [stdout] test deflate::lz77::tests::test_symbol_display ... FAILED
[INFO] [stdout] test gzip::tests::test_gzip ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- deflate::lz77::tests::test_symbol_display stdout ----
[INFO] [stdout] thread 'deflate::lz77::tests::test_symbol_display' panicked at src/deflate/lz77/mod.rs:40:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "(6,6)"
[INFO] [stdout]  right: "(3,6)"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x557148f16df5 - std::backtrace_rs::backtrace::libunwind::trace::h59d96bdb08384354
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x557148f16df5 - std::backtrace_rs::backtrace::trace_unsynchronized::h9cf5becacfc93fba
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x557148f16df5 - std::sys_common::backtrace::_print_fmt::h10b76d10405dbd48
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x557148f16df5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h6ed9e62a156d84e4
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x557148f3db8b - core::fmt::rt::Argument::fmt::h645c680983f03c9f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x557148f3db8b - core::fmt::write::h8bcd80919a02be29
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x557148f145af - std::io::Write::write_fmt::h8d0c47c662cad79c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x557148f16bce - std::sys_common::backtrace::_print::h6306f131a28d62b0
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x557148f16bce - std::sys_common::backtrace::print::h7079288e0a26dfcc
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x557148f185f9 - std::panicking::default_hook::{{closure}}::hb063ecec81a736ba
[INFO] [stdout]   10:     0x557148f182be - std::panicking::default_hook::hd56ee406bf547b5c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x557148ee90ca - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::he5eacdef44c8728f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x557148ee90ca - test::test_main::{{closure}}::h0ec9aed229e79095
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x557148f18bfb - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcbd0d80e1ad4e4f9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x557148f18bfb - std::panicking::rust_panic_with_hook::h624aa3ca42ebb8f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x557148f18974 - std::panicking::begin_panic_handler::{{closure}}::hbc4e76194a5e287c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:664:13
[INFO] [stdout]   16:     0x557148f172b9 - std::sys_common::backtrace::__rust_end_short_backtrace::h847fedc9d1ff7b6d
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x557148f186a7 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x557148e8eca3 - core::panicking::panic_fmt::hec11a924b87ce965
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x557148e8efae - core::panicking::assert_failed_inner::h01c8f7f0c1caba58
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:408:17
[INFO] [stdout]   20:     0x557148ea1882 - core::panicking::assert_failed::h688e999fc39d11b5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:363:5
[INFO] [stdout]   21:     0x557148eb2592 - rustgzip::deflate::lz77::tests::test_symbol_display::h5f31c37f2249fa32
[INFO] [stdout]                                at /opt/rustwide/workdir/src/deflate/lz77/mod.rs:40:9
[INFO] [stdout]   22:     0x557148eb22f7 - rustgzip::deflate::lz77::tests::test_symbol_display::{{closure}}::h7ee43be44bc4b690
[INFO] [stdout]                                at /opt/rustwide/workdir/src/deflate/lz77/mod.rs:38:29
[INFO] [stdout]   23:     0x557148ea0216 - core::ops::function::FnOnce::call_once::h6ab7db937533bb20
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x557148eedaab - core::ops::function::FnOnce::call_once::h2e43a8f6f3d94b99
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x557148eedaab - test::__rust_begin_short_backtrace::h214c9f2d2d3fee90
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:625:18
[INFO] [stdout]   26:     0x557148eed1b1 - test::run_test_in_process::{{closure}}::h510b7ba7990692a5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:60
[INFO] [stdout]   27:     0x557148eed1b1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4157186197a93871
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x557148eed1b1 - std::panicking::try::do_call::h1bf2463bccd4b28c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   29:     0x557148eed1b1 - std::panicking::try::hd6d4808c9fab4fa5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   30:     0x557148eed1b1 - std::panic::catch_unwind::hd5641d97d123f9f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   31:     0x557148eed1b1 - test::run_test_in_process::hc273b71c8b878a4c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:27
[INFO] [stdout]   32:     0x557148eed1b1 - test::run_test::{{closure}}::h6838df834eb8467e
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:569:43
[INFO] [stdout]   33:     0x557148eb5b74 - test::run_test::{{closure}}::h608b98ecff5665fb
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:599:41
[INFO] [stdout]   34:     0x557148eb5b74 - std::sys_common::backtrace::__rust_begin_short_backtrace::hdc4182b97d1042e9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x557148eba5a2 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h571773fd21d674c8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   36:     0x557148eba5a2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdcd384cf2fa70ba3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x557148eba5a2 - std::panicking::try::do_call::h4f1a44bd81423be1
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   38:     0x557148eba5a2 - std::panicking::try::h5e02afcb81dcd361
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   39:     0x557148eba5a2 - std::panic::catch_unwind::h022f75775bfd8c45
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   40:     0x557148eba5a2 - std::thread::Builder::spawn_unchecked_::{{closure}}::hf5a62e9e4e6df1f8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   41:     0x557148eba5a2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6d56360aeb9509a7
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x557148f1cefb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7a343dc551c06baa
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   43:     0x557148f1cefb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h30b8111cbaa644f3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   44:     0x557148f1cefb - std::sys::pal::unix::thread::Thread::new::thread_start::h7404e134e61e7a11
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f47c3cb6ac3 - <unknown>
[INFO] [stdout]   46:     0x7f47c3d47a04 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- gzip::tests::test_gzip stdout ----
[INFO] [stdout] thread 'gzip::tests::test_gzip' panicked at src/gzip.rs:55:83:
[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:     0x557148f16df5 - std::backtrace_rs::backtrace::libunwind::trace::h59d96bdb08384354
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x557148f16df5 - std::backtrace_rs::backtrace::trace_unsynchronized::h9cf5becacfc93fba
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x557148f16df5 - std::sys_common::backtrace::_print_fmt::h10b76d10405dbd48
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x557148f16df5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h6ed9e62a156d84e4
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x557148f3db8b - core::fmt::rt::Argument::fmt::h645c680983f03c9f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x557148f3db8b - core::fmt::write::h8bcd80919a02be29
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x557148f145af - std::io::Write::write_fmt::h8d0c47c662cad79c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x557148f16bce - std::sys_common::backtrace::_print::h6306f131a28d62b0
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x557148f16bce - std::sys_common::backtrace::print::h7079288e0a26dfcc
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x557148f185f9 - std::panicking::default_hook::{{closure}}::hb063ecec81a736ba
[INFO] [stdout]   10:     0x557148f182be - std::panicking::default_hook::hd56ee406bf547b5c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x557148ee90ca - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::he5eacdef44c8728f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x557148ee90ca - test::test_main::{{closure}}::h0ec9aed229e79095
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x557148f18bfb - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcbd0d80e1ad4e4f9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x557148f18bfb - std::panicking::rust_panic_with_hook::h624aa3ca42ebb8f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x557148f18974 - std::panicking::begin_panic_handler::{{closure}}::hbc4e76194a5e287c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:664:13
[INFO] [stdout]   16:     0x557148f172b9 - std::sys_common::backtrace::__rust_end_short_backtrace::h847fedc9d1ff7b6d
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x557148f186a7 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x557148e8eca3 - core::panicking::panic_fmt::hec11a924b87ce965
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x557148e8f0f6 - core::result::unwrap_failed::h382691b96ca8c13a
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/result.rs:1654:5
[INFO] [stdout]   20:     0x557148e9e877 - core::result::Result<T,E>::unwrap::h2234daa3332febe3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/result.rs:1077:23
[INFO] [stdout]   21:     0x557148e9e877 - rustgzip::gzip::tests::test_gzip::he976723cc785aef1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/gzip.rs:55:9
[INFO] [stdout]   22:     0x557148e9e7e7 - rustgzip::gzip::tests::test_gzip::{{closure}}::hfbb8e96ab2b99765
[INFO] [stdout]                                at /opt/rustwide/workdir/src/gzip.rs:54:19
[INFO] [stdout]   23:     0x557148ea06d6 - core::ops::function::FnOnce::call_once::ha62d30976364d570
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x557148eedaab - core::ops::function::FnOnce::call_once::h2e43a8f6f3d94b99
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x557148eedaab - test::__rust_begin_short_backtrace::h214c9f2d2d3fee90
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:625:18
[INFO] [stdout]   26:     0x557148eed1b1 - test::run_test_in_process::{{closure}}::h510b7ba7990692a5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:60
[INFO] [stdout]   27:     0x557148eed1b1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4157186197a93871
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x557148eed1b1 - std::panicking::try::do_call::h1bf2463bccd4b28c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   29:     0x557148eed1b1 - std::panicking::try::hd6d4808c9fab4fa5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   30:     0x557148eed1b1 - std::panic::catch_unwind::hd5641d97d123f9f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   31:     0x557148eed1b1 - test::run_test_in_process::hc273b71c8b878a4c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:27
[INFO] [stdout]   32:     0x557148eed1b1 - test::run_test::{{closure}}::h6838df834eb8467e
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:569:43
[INFO] [stdout]   33:     0x557148eb5b74 - test::run_test::{{closure}}::h608b98ecff5665fb
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:599:41
[INFO] [stdout]   34:     0x557148eb5b74 - std::sys_common::backtrace::__rust_begin_short_backtrace::hdc4182b97d1042e9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x557148eba5a2 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h571773fd21d674c8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   36:     0x557148eba5a2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdcd384cf2fa70ba3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x557148eba5a2 - std::panicking::try::do_call::h4f1a44bd81423be1
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   38:     0x557148eba5a2 - std::panicking::try::h5e02afcb81dcd361
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   39:     0x557148eba5a2 - std::panic::catch_unwind::h022f75775bfd8c45
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   40:     0x557148eba5a2 - std::thread::Builder::spawn_unchecked_::{{closure}}::hf5a62e9e4e6df1f8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   41:     0x557148eba5a2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6d56360aeb9509a7
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x557148f1cefb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7a343dc551c06baa
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   43:     0x557148f1cefb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h30b8111cbaa644f3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   44:     0x557148f1cefb - std::sys::pal::unix::thread::Thread::new::thread_start::h7404e134e61e7a11
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f47c3cb6ac3 - <unknown>
[INFO] [stdout]   46:     0x7f47c3d47a04 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     deflate::lz77::tests::test_symbol_display
[INFO] [stdout]     gzip::tests::test_gzip
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 11 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "ca8dd7368293739e20e32e61fcd55ab3e62a652beaa7683eda807a71f8b7954f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca8dd7368293739e20e32e61fcd55ab3e62a652beaa7683eda807a71f8b7954f", kill_on_drop: false }`
[INFO] [stdout] ca8dd7368293739e20e32e61fcd55ab3e62a652beaa7683eda807a71f8b7954f
[INFO] testing louix33/rustgzip against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flouix33%2Frustgzip" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/louix33/rustgzip on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/louix33/rustgzip
[INFO] finished tweaking git repo https://github.com/louix33/rustgzip
[INFO] tweaked toml for git repo https://github.com/louix33/rustgzip written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/louix33/rustgzip 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" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f4ee0fd052bd2ba33a25b22210b1f2d7b62feb2b1cf5efcbf2686bb6cee1efd
[INFO] running `Command { std: "docker" "start" "-a" "5f4ee0fd052bd2ba33a25b22210b1f2d7b62feb2b1cf5efcbf2686bb6cee1efd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f4ee0fd052bd2ba33a25b22210b1f2d7b62feb2b1cf5efcbf2686bb6cee1efd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f4ee0fd052bd2ba33a25b22210b1f2d7b62feb2b1cf5efcbf2686bb6cee1efd", kill_on_drop: false }`
[INFO] [stdout] 5f4ee0fd052bd2ba33a25b22210b1f2d7b62feb2b1cf5efcbf2686bb6cee1efd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa9b0a017673b7e8b91e4c3ced06de3b6bc918fbdc9b2e2db0fce9b6f33102bf
[INFO] running `Command { std: "docker" "start" "-a" "aa9b0a017673b7e8b91e4c3ced06de3b6bc918fbdc9b2e2db0fce9b6f33102bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling bitflags v2.3.3
[INFO] [stderr]    Compiling linux-raw-sys v0.4.3
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.1
[INFO] [stderr]    Compiling anstyle v1.0.1
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling clap_lex v0.5.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling bitstream-io v1.7.0
[INFO] [stderr]    Compiling syn v2.0.23
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling anstream v0.3.2
[INFO] [stderr]    Compiling clap_builder v4.3.11
[INFO] [stderr]    Compiling clap_derive v4.3.2
[INFO] [stderr]    Compiling clap v4.3.11
[INFO] [stderr]    Compiling rustgzip v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `frequencies`
[INFO] [stdout]   --> src/deflate/huffman/mod.rs:86:31
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn limited_codelens_from_freq(frequencies: &[u32], max_bits: u32) -> Vec<u32> {
[INFO] [stdout]    |                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frequencies`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_bits`
[INFO] [stdout]   --> src/deflate/huffman/mod.rs:86:52
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn limited_codelens_from_freq(frequencies: &[u32], max_bits: u32) -> Vec<u32> {
[INFO] [stdout]    |                                                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tree`
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:105:28
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn build_from_tree(tree: &HuffmanTree) -> Self {
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_tree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:195:13
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let mut codelens = limited_codelens_from_freq(frequencies, MAX_BITS);
[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 `limited_codelens_from_freq` is never used
[INFO] [stdout]   --> src/deflate/huffman/mod.rs:86:4
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn limited_codelens_from_freq(frequencies: &[u32], max_bits: u32) -> Vec<u32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `build_from_tree` is never used
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:105:12
[INFO] [stdout]     |
[INFO] [stdout] 104 | impl HuffmanCodes {
[INFO] [stdout]     | ----------------- associated function in this implementation
[INFO] [stdout] 105 |     pub fn build_from_tree(tree: &HuffmanTree) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `build_canonical_from_freq`, `build_canonical_from_codelens`, and `decode_char` are never used
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:194:12
[INFO] [stdout]     |
[INFO] [stdout] 176 | impl HuffmanTree {
[INFO] [stdout]     | ---------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 194 |     pub fn build_canonical_from_freq(frequencies: &[u32]) -> Result<Self, DecodeError> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 203 |     pub fn build_canonical_from_codelens(codelens: &[u32]) -> Result<Self, DecodeError> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 243 |     pub fn decode_char<R: Read>(&self, reader: &mut BitReader<R, LittleEndian>) -> Result<u16, Box<dyn Error>> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dynamic_huffman_encode_block` is never used
[INFO] [stdout]   --> src/deflate/huffman/encode.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn dynamic_huffman_encode_block(block: &[Symbol]) -> Result<(Vec<u8>, (u32, u8)), Box<dyn Error>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `front_mut`, `back_mut`, and `capacity` are never used
[INFO] [stdout]   --> src/circular_buf.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<T: Default+Clone> CircularBuf<T> {
[INFO] [stdout]    | ------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn front_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     pub fn back_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 74 |     pub fn capacity(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `HLIT` should have a snake case name
[INFO] [stdout]    --> src/deflate/huffman/encode.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 |     let HLIT = literal_codelens.len() as u32 - 257;
[INFO] [stdout]     |         ^^^^ help: convert the identifier to snake case: `hlit`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `HDIST` should have a snake case name
[INFO] [stdout]    --> src/deflate/huffman/encode.rs:121:9
[INFO] [stdout]     |
[INFO] [stdout] 121 |     let HDIST = distance_codelens.len() as u32 - 1;
[INFO] [stdout]     |         ^^^^^ help: convert the identifier to snake case: `hdist`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.34s
[INFO] running `Command { std: "docker" "inspect" "aa9b0a017673b7e8b91e4c3ced06de3b6bc918fbdc9b2e2db0fce9b6f33102bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa9b0a017673b7e8b91e4c3ced06de3b6bc918fbdc9b2e2db0fce9b6f33102bf", kill_on_drop: false }`
[INFO] [stdout] aa9b0a017673b7e8b91e4c3ced06de3b6bc918fbdc9b2e2db0fce9b6f33102bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f48ef69318f787ea30a287b7364ee6c00a8fc06d57c0dcc9e75a4a9a4bf60bec
[INFO] running `Command { std: "docker" "start" "-a" "f48ef69318f787ea30a287b7364ee6c00a8fc06d57c0dcc9e75a4a9a4bf60bec", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `frequencies`
[INFO] [stdout]   --> src/deflate/huffman/mod.rs:86:31
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn limited_codelens_from_freq(frequencies: &[u32], max_bits: u32) -> Vec<u32> {
[INFO] [stdout]    |                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frequencies`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_bits`
[INFO] [stdout]   --> src/deflate/huffman/mod.rs:86:52
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn limited_codelens_from_freq(frequencies: &[u32], max_bits: u32) -> Vec<u32> {
[INFO] [stdout]    |                                                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tree`
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:105:28
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn build_from_tree(tree: &HuffmanTree) -> Self {
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_tree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:195:13
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let mut codelens = limited_codelens_from_freq(frequencies, MAX_BITS);
[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 `limited_codelens_from_freq` is never used
[INFO] [stdout]   --> src/deflate/huffman/mod.rs:86:4
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn limited_codelens_from_freq(frequencies: &[u32], max_bits: u32) -> Vec<u32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `build_from_tree` is never used
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:105:12
[INFO] [stdout]     |
[INFO] [stdout] 104 | impl HuffmanCodes {
[INFO] [stdout]     | ----------------- associated function in this implementation
[INFO] [stdout] 105 |     pub fn build_from_tree(tree: &HuffmanTree) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `build_canonical_from_freq`, `build_canonical_from_codelens`, and `decode_char` are never used
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:194:12
[INFO] [stdout]     |
[INFO] [stdout] 176 | impl HuffmanTree {
[INFO] [stdout]     | ---------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 194 |     pub fn build_canonical_from_freq(frequencies: &[u32]) -> Result<Self, DecodeError> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 203 |     pub fn build_canonical_from_codelens(codelens: &[u32]) -> Result<Self, DecodeError> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 243 |     pub fn decode_char<R: Read>(&self, reader: &mut BitReader<R, LittleEndian>) -> Result<u16, Box<dyn Error>> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dynamic_huffman_encode_block` is never used
[INFO] [stdout]   --> src/deflate/huffman/encode.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn dynamic_huffman_encode_block(block: &[Symbol]) -> Result<(Vec<u8>, (u32, u8)), Box<dyn Error>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `front_mut`, `back_mut`, and `capacity` are never used
[INFO] [stdout]   --> src/circular_buf.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<T: Default+Clone> CircularBuf<T> {
[INFO] [stdout]    | ------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn front_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     pub fn back_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 74 |     pub fn capacity(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `HLIT` should have a snake case name
[INFO] [stdout]    --> src/deflate/huffman/encode.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 |     let HLIT = literal_codelens.len() as u32 - 257;
[INFO] [stdout]     |         ^^^^ help: convert the identifier to snake case: `hlit`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `HDIST` should have a snake case name
[INFO] [stdout]    --> src/deflate/huffman/encode.rs:121:9
[INFO] [stdout]     |
[INFO] [stdout] 121 |     let HDIST = distance_codelens.len() as u32 - 1;
[INFO] [stdout]     |         ^^^^^ help: convert the identifier to snake case: `hdist`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rustgzip v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `frequencies`
[INFO] [stdout]   --> src/deflate/huffman/mod.rs:86:31
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn limited_codelens_from_freq(frequencies: &[u32], max_bits: u32) -> Vec<u32> {
[INFO] [stdout]    |                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frequencies`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_bits`
[INFO] [stdout]   --> src/deflate/huffman/mod.rs:86:52
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn limited_codelens_from_freq(frequencies: &[u32], max_bits: u32) -> Vec<u32> {
[INFO] [stdout]    |                                                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tree`
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:105:28
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn build_from_tree(tree: &HuffmanTree) -> Self {
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_tree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:195:13
[INFO] [stdout]     |
[INFO] [stdout] 195 |         let mut codelens = limited_codelens_from_freq(frequencies, MAX_BITS);
[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 `limited_codelens_from_freq` is never used
[INFO] [stdout]   --> src/deflate/huffman/mod.rs:86:4
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn limited_codelens_from_freq(frequencies: &[u32], max_bits: u32) -> Vec<u32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `build_from_tree` is never used
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:105:12
[INFO] [stdout]     |
[INFO] [stdout] 104 | impl HuffmanCodes {
[INFO] [stdout]     | ----------------- associated function in this implementation
[INFO] [stdout] 105 |     pub fn build_from_tree(tree: &HuffmanTree) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `build_canonical_from_freq`, `build_canonical_from_codelens`, and `decode_char` are never used
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:194:12
[INFO] [stdout]     |
[INFO] [stdout] 176 | impl HuffmanTree {
[INFO] [stdout]     | ---------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 194 |     pub fn build_canonical_from_freq(frequencies: &[u32]) -> Result<Self, DecodeError> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 203 |     pub fn build_canonical_from_codelens(codelens: &[u32]) -> Result<Self, DecodeError> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 243 |     pub fn decode_char<R: Read>(&self, reader: &mut BitReader<R, LittleEndian>) -> Result<u16, Box<dyn Error>> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dynamic_huffman_encode_block` is never used
[INFO] [stdout]   --> src/deflate/huffman/encode.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn dynamic_huffman_encode_block(block: &[Symbol]) -> Result<(Vec<u8>, (u32, u8)), Box<dyn Error>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `front_mut`, `back_mut`, and `capacity` are never used
[INFO] [stdout]   --> src/circular_buf.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<T: Default+Clone> CircularBuf<T> {
[INFO] [stdout]    | ------------------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 57 |     pub fn front_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     pub fn back_mut(&mut self) -> Option<&mut T> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 74 |     pub fn capacity(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `HLIT` should have a snake case name
[INFO] [stdout]    --> src/deflate/huffman/encode.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 |     let HLIT = literal_codelens.len() as u32 - 257;
[INFO] [stdout]     |         ^^^^ help: convert the identifier to snake case: `hlit`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `HDIST` should have a snake case name
[INFO] [stdout]    --> src/deflate/huffman/encode.rs:121:9
[INFO] [stdout]     |
[INFO] [stdout] 121 |     let HDIST = distance_codelens.len() as u32 - 1;
[INFO] [stdout]     |         ^^^^^ help: convert the identifier to snake case: `hdist`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "f48ef69318f787ea30a287b7364ee6c00a8fc06d57c0dcc9e75a4a9a4bf60bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f48ef69318f787ea30a287b7364ee6c00a8fc06d57c0dcc9e75a4a9a4bf60bec", kill_on_drop: false }`
[INFO] [stdout] f48ef69318f787ea30a287b7364ee6c00a8fc06d57c0dcc9e75a4a9a4bf60bec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5e413214f52b017a0b30dda414a0577ccc5ff8c39e65071f4127a5c469e01ae0
[INFO] running `Command { std: "docker" "start" "-a" "5e413214f52b017a0b30dda414a0577ccc5ff8c39e65071f4127a5c469e01ae0", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `frequencies`
[INFO] [stderr]   --> src/deflate/huffman/mod.rs:86:31
[INFO] [stderr]    |
[INFO] [stderr] 86 | fn limited_codelens_from_freq(frequencies: &[u32], max_bits: u32) -> Vec<u32> {
[INFO] [stderr]    |                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frequencies`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `max_bits`
[INFO] [stderr]   --> src/deflate/huffman/mod.rs:86:52
[INFO] [stderr]    |
[INFO] [stderr] 86 | fn limited_codelens_from_freq(frequencies: &[u32], max_bits: u32) -> Vec<u32> {
[INFO] [stderr]    |                                                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_bits`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tree`
[INFO] [stderr]    --> src/deflate/huffman/mod.rs:105:28
[INFO] [stderr]     |
[INFO] [stderr] 105 |     pub fn build_from_tree(tree: &HuffmanTree) -> Self {
[INFO] [stderr]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_tree`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/deflate/huffman/mod.rs:195:13
[INFO] [stderr]     |
[INFO] [stderr] 195 |         let mut codelens = limited_codelens_from_freq(frequencies, MAX_BITS);
[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: function `limited_codelens_from_freq` is never used
[INFO] [stderr]   --> src/deflate/huffman/mod.rs:86:4
[INFO] [stderr]    |
[INFO] [stderr] 86 | fn limited_codelens_from_freq(frequencies: &[u32], max_bits: u32) -> Vec<u32> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `build_from_tree` is never used
[INFO] [stderr]    --> src/deflate/huffman/mod.rs:105:12
[INFO] [stderr]     |
[INFO] [stderr] 104 | impl HuffmanCodes {
[INFO] [stderr]     | ----------------- associated function in this implementation
[INFO] [stderr] 105 |     pub fn build_from_tree(tree: &HuffmanTree) -> Self {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `build_canonical_from_freq`, `build_canonical_from_codelens`, and `decode_char` are never used
[INFO] [stderr]    --> src/deflate/huffman/mod.rs:194:12
[INFO] [stderr]     |
[INFO] [stderr] 176 | impl HuffmanTree {
[INFO] [stderr]     | ---------------- associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 194 |     pub fn build_canonical_from_freq(frequencies: &[u32]) -> Result<Self, DecodeError> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 203 |     pub fn build_canonical_from_codelens(codelens: &[u32]) -> Result<Self, DecodeError> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 243 |     pub fn decode_char<R: Read>(&self, reader: &mut BitReader<R, LittleEndian>) -> Result<u16, Box<dyn Error>> {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `dynamic_huffman_encode_block` is never used
[INFO] [stderr]   --> src/deflate/huffman/encode.rs:75:4
[INFO] [stderr]    |
[INFO] [stderr] 75 | fn dynamic_huffman_encode_block(block: &[Symbol]) -> Result<(Vec<u8>, (u32, u8)), Box<dyn Error>> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `front_mut`, `back_mut`, and `capacity` are never used
[INFO] [stderr]   --> src/circular_buf.rs:57:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl<T: Default+Clone> CircularBuf<T> {
[INFO] [stderr]    | ------------------------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 57 |     pub fn front_mut(&mut self) -> Option<&mut T> {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 65 |     pub fn back_mut(&mut self) -> Option<&mut T> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 74 |     pub fn capacity(&self) -> usize {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `HLIT` should have a snake case name
[INFO] [stderr]    --> src/deflate/huffman/encode.rs:120:9
[INFO] [stderr]     |
[INFO] [stderr] 120 |     let HLIT = literal_codelens.len() as u32 - 257;
[INFO] [stderr]     |         ^^^^ help: convert the identifier to snake case: `hlit`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `HDIST` should have a snake case name
[INFO] [stderr]    --> src/deflate/huffman/encode.rs:121:9
[INFO] [stderr]     |
[INFO] [stderr] 121 |     let HDIST = distance_codelens.len() as u32 - 1;
[INFO] [stderr]     |         ^^^^^ help: convert the identifier to snake case: `hdist`
[INFO] [stderr] 
[INFO] [stderr] warning: `rustgzip` (lib) generated 11 warnings (run `cargo fix --lib -p rustgzip` to apply 1 suggestion)
[INFO] [stderr] warning: `rustgzip` (lib test) generated 11 warnings (11 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rustgzip-97aad4dddc8276f4)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test deflate::huffman::tests::test_huffman_from_bitlen ... ok
[INFO] [stdout] test deflate::huffman::tests::test_reverse_bits ... ok
[INFO] [stdout] test deflate::huffman::tests::test_length_repr ... ok
[INFO] [stdout] test deflate::huffman::tests::test_to_unwritten ... ok
[INFO] [stdout] test deflate::huffman::tests::test_dist_repr ... ok
[INFO] [stdout] test deflate::lz77::encode::tests::test_lz77_encode ... ok
[INFO] [stdout] test deflate::lz77::encode::tests::test_longest_match ... ok
[INFO] [stdout] test deflate::huffman::encode::tests::test_fixed_huffman ... ok
[INFO] [stdout] test deflate::tests::test_deflate ... ok
[INFO] [stdout] test deflate::lz77::tests::test_read_eof ... ok
[INFO] [stdout] test deflate::tests::test_all ... ok
[INFO] [stdout] test deflate::lz77::tests::test_symbol_display ... FAILED
[INFO] [stdout] test gzip::tests::test_gzip ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- deflate::lz77::tests::test_symbol_display stdout ----
[INFO] [stdout] thread 'deflate::lz77::tests::test_symbol_display' panicked at src/deflate/lz77/mod.rs:40:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "(6,6)"
[INFO] [stdout]  right: "(3,6)"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5559d6b8ee95 - std::backtrace_rs::backtrace::libunwind::trace::he49dc9a9e3164223
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x5559d6b8ee95 - std::backtrace_rs::backtrace::trace_unsynchronized::h3a3e77c68030aa6b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5559d6b8ee95 - std::sys_common::backtrace::_print_fmt::h9479ad2f99afd5d4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x5559d6b8ee95 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hfb01aa1fa3fb1821
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x5559d6bb5bcb - core::fmt::rt::Argument::fmt::h125e56152abbc1c3
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x5559d6bb5bcb - core::fmt::write::hb0ab4ff05ccfe741
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x5559d6b8c6ff - std::io::Write::write_fmt::hea6336dbf2fa00b8
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x5559d6b8ec6e - std::sys_common::backtrace::_print::h79ca548f3a2adf4b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x5559d6b8ec6e - std::sys_common::backtrace::print::h9aebf997b2fea2d3
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x5559d6b905d9 - std::panicking::default_hook::{{closure}}::h68a0954af2694526
[INFO] [stdout]   10:     0x5559d6b9032c - std::panicking::default_hook::h5be50cc6849ffb00
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x5559d6b6119f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd874405dcbd1d3ed
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x5559d6b6119f - test::test_main::{{closure}}::h4f26a9df34a84b94
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x5559d6b90bdb - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h00e96d9c62aa9a12
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x5559d6b90bdb - std::panicking::rust_panic_with_hook::h3c0df6036729334c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x5559d6b90954 - std::panicking::begin_panic_handler::{{closure}}::ha3a21e93c4cfd807
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:664:13
[INFO] [stdout]   16:     0x5559d6b8f359 - std::sys_common::backtrace::__rust_end_short_backtrace::h19508a8f8ae71dc9
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x5559d6b90687 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x5559d6b06c83 - core::panicking::panic_fmt::h2ba8af99174d83ea
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x5559d6b06f8e - core::panicking::assert_failed_inner::h5c44db15a6ee70ee
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:408:17
[INFO] [stdout]   20:     0x5559d6b21482 - core::panicking::assert_failed::h31e3338d23b4d082
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:363:5
[INFO] [stdout]   21:     0x5559d6b1d312 - rustgzip::deflate::lz77::tests::test_symbol_display::hb0901c08d87e0d23
[INFO] [stdout]                                at /opt/rustwide/workdir/src/deflate/lz77/mod.rs:40:9
[INFO] [stdout]   22:     0x5559d6b1d077 - rustgzip::deflate::lz77::tests::test_symbol_display::{{closure}}::h7d4bf98dc55b19a0
[INFO] [stdout]                                at /opt/rustwide/workdir/src/deflate/lz77/mod.rs:38:29
[INFO] [stdout]   23:     0x5559d6b1f5f6 - core::ops::function::FnOnce::call_once::h17c0d16b2af480d3
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5559d6b65abb - core::ops::function::FnOnce::call_once::h18c6bf92212b87a4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5559d6b65abb - test::__rust_begin_short_backtrace::hdcf0edcfa9080086
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:625:18
[INFO] [stdout]   26:     0x5559d6b65181 - test::run_test_in_process::{{closure}}::heac2c4eb375d2d10
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:60
[INFO] [stdout]   27:     0x5559d6b65181 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0289bafc8a1cc004
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x5559d6b65181 - std::panicking::try::do_call::h5e158f1ad8a5f983
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stdout]   29:     0x5559d6b65181 - std::panicking::try::hea3411d60321c4de
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stdout]   30:     0x5559d6b65181 - std::panic::catch_unwind::hafb7bb18bc47bbc7
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stdout]   31:     0x5559d6b65181 - test::run_test_in_process::h74dd138dc7762d99
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:27
[INFO] [stdout]   32:     0x5559d6b65181 - test::run_test::{{closure}}::h6b390822e63606cf
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:569:43
[INFO] [stdout]   33:     0x5559d6b2db54 - test::run_test::{{closure}}::h6e11dba8131d354b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:599:41
[INFO] [stdout]   34:     0x5559d6b2db54 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha71b3541b59bdbbb
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x5559d6b32622 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hef92127c5ef9e53c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   36:     0x5559d6b32622 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h859c109f9d11c92b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5559d6b32622 - std::panicking::try::do_call::hbf534c458cd858f0
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stdout]   38:     0x5559d6b32622 - std::panicking::try::h65c18365a7b9ad90
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stdout]   39:     0x5559d6b32622 - std::panic::catch_unwind::h21b25d4c69478c39
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stdout]   40:     0x5559d6b32622 - std::thread::Builder::spawn_unchecked_::{{closure}}::h23335f620275a9bf
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   41:     0x5559d6b32622 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb491dc55513e9b7c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5559d6b94ecb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h41b39260afcffdc9
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   43:     0x5559d6b94ecb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6694c8dc6dd010c4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   44:     0x5559d6b94ecb - std::sys::pal::unix::thread::Thread::new::thread_start::hf16038e1c8e19c99
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f49eccf7ac3 - <unknown>
[INFO] [stdout]   46:     0x7f49ecd88a04 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- gzip::tests::test_gzip stdout ----
[INFO] [stdout] thread 'gzip::tests::test_gzip' panicked at src/gzip.rs:55:83:
[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:     0x5559d6b8ee95 - std::backtrace_rs::backtrace::libunwind::trace::he49dc9a9e3164223
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x5559d6b8ee95 - std::backtrace_rs::backtrace::trace_unsynchronized::h3a3e77c68030aa6b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5559d6b8ee95 - std::sys_common::backtrace::_print_fmt::h9479ad2f99afd5d4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x5559d6b8ee95 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hfb01aa1fa3fb1821
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x5559d6bb5bcb - core::fmt::rt::Argument::fmt::h125e56152abbc1c3
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x5559d6bb5bcb - core::fmt::write::hb0ab4ff05ccfe741
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x5559d6b8c6ff - std::io::Write::write_fmt::hea6336dbf2fa00b8
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x5559d6b8ec6e - std::sys_common::backtrace::_print::h79ca548f3a2adf4b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x5559d6b8ec6e - std::sys_common::backtrace::print::h9aebf997b2fea2d3
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x5559d6b905d9 - std::panicking::default_hook::{{closure}}::h68a0954af2694526
[INFO] [stdout]   10:     0x5559d6b9032c - std::panicking::default_hook::h5be50cc6849ffb00
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x5559d6b6119f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd874405dcbd1d3ed
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x5559d6b6119f - test::test_main::{{closure}}::h4f26a9df34a84b94
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x5559d6b90bdb - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h00e96d9c62aa9a12
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x5559d6b90bdb - std::panicking::rust_panic_with_hook::h3c0df6036729334c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x5559d6b90954 - std::panicking::begin_panic_handler::{{closure}}::ha3a21e93c4cfd807
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:664:13
[INFO] [stdout]   16:     0x5559d6b8f359 - std::sys_common::backtrace::__rust_end_short_backtrace::h19508a8f8ae71dc9
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x5559d6b90687 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x5559d6b06c83 - core::panicking::panic_fmt::h2ba8af99174d83ea
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x5559d6b070d6 - core::result::unwrap_failed::h52f3bbb78b59f71d
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/result.rs:1654:5
[INFO] [stdout]   20:     0x5559d6b1e5b7 - core::result::Result<T,E>::unwrap::h783a02ae6f77d0de
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/result.rs:1077:23
[INFO] [stdout]   21:     0x5559d6b1e5b7 - rustgzip::gzip::tests::test_gzip::hdc567858a67e5b14
[INFO] [stdout]                                at /opt/rustwide/workdir/src/gzip.rs:55:9
[INFO] [stdout]   22:     0x5559d6b1e527 - rustgzip::gzip::tests::test_gzip::{{closure}}::h1ae66d93d1970b2f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/gzip.rs:54:19
[INFO] [stdout]   23:     0x5559d6b1ff36 - core::ops::function::FnOnce::call_once::h85a5eb5effd2cd9f
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5559d6b65abb - core::ops::function::FnOnce::call_once::h18c6bf92212b87a4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5559d6b65abb - test::__rust_begin_short_backtrace::hdcf0edcfa9080086
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:625:18
[INFO] [stdout]   26:     0x5559d6b65181 - test::run_test_in_process::{{closure}}::heac2c4eb375d2d10
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:60
[INFO] [stdout]   27:     0x5559d6b65181 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0289bafc8a1cc004
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x5559d6b65181 - std::panicking::try::do_call::h5e158f1ad8a5f983
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stdout]   29:     0x5559d6b65181 - std::panicking::try::hea3411d60321c4de
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stdout]   30:     0x5559d6b65181 - std::panic::catch_unwind::hafb7bb18bc47bbc7
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stdout]   31:     0x5559d6b65181 - test::run_test_in_process::h74dd138dc7762d99
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:27
[INFO] [stdout]   32:     0x5559d6b65181 - test::run_test::{{closure}}::h6b390822e63606cf
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:569:43
[INFO] [stdout]   33:     0x5559d6b2db54 - test::run_test::{{closure}}::h6e11dba8131d354b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:599:41
[INFO] [stdout]   34:     0x5559d6b2db54 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha71b3541b59bdbbb
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x5559d6b32622 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hef92127c5ef9e53c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   36:     0x5559d6b32622 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h859c109f9d11c92b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5559d6b32622 - std::panicking::try::do_call::hbf534c458cd858f0
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stdout]   38:     0x5559d6b32622 - std::panicking::try::h65c18365a7b9ad90
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stdout]   39:     0x5559d6b32622 - std::panic::catch_unwind::h21b25d4c69478c39
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stdout]   40:     0x5559d6b32622 - std::thread::Builder::spawn_unchecked_::{{closure}}::h23335f620275a9bf
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   41:     0x5559d6b32622 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb491dc55513e9b7c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5559d6b94ecb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h41b39260afcffdc9
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   43:     0x5559d6b94ecb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6694c8dc6dd010c4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   44:     0x5559d6b94ecb - std::sys::pal::unix::thread::Thread::new::thread_start::hf16038e1c8e19c99
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f49eccf7ac3 - <unknown>
[INFO] [stdout]   46:     0x7f49ecd88a04 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     deflate::lz77::tests::test_symbol_display
[INFO] [stdout]     gzip::tests::test_gzip
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 11 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "5e413214f52b017a0b30dda414a0577ccc5ff8c39e65071f4127a5c469e01ae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e413214f52b017a0b30dda414a0577ccc5ff8c39e65071f4127a5c469e01ae0", kill_on_drop: false }`
[INFO] [stdout] 5e413214f52b017a0b30dda414a0577ccc5ff8c39e65071f4127a5c469e01ae0
