[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 try#9f93af291970322f4f1c6315ccde4d7078201159 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flouix33%2Frustgzip" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[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-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/louix33/rustgzip on toolchain 9f93af291970322f4f1c6315ccde4d7078201159
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+9f93af291970322f4f1c6315ccde4d7078201159" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f263533f3304815b3d64e7fbe9694a24a3fc9a2939f4d3ff56f377af0360df1c
[INFO] running `Command { std: "docker" "start" "-a" "f263533f3304815b3d64e7fbe9694a24a3fc9a2939f4d3ff56f377af0360df1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f263533f3304815b3d64e7fbe9694a24a3fc9a2939f4d3ff56f377af0360df1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f263533f3304815b3d64e7fbe9694a24a3fc9a2939f4d3ff56f377af0360df1c", kill_on_drop: false }`
[INFO] [stdout] f263533f3304815b3d64e7fbe9694a24a3fc9a2939f4d3ff56f377af0360df1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae40aa27402424f0c5b4511098a575d682a4951bc510ee1a83a09cc82c9cc969
[INFO] running `Command { std: "docker" "start" "-a" "ae40aa27402424f0c5b4511098a575d682a4951bc510ee1a83a09cc82c9cc969", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.3
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling linux-raw-sys v0.4.3
[INFO] [stderr]    Compiling bitflags v2.3.3
[INFO] [stderr]    Compiling bitstream-io v1.7.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling quote v1.0.29
[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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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: struct `HuffmanTree` is never constructed
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:170:8
[INFO] [stdout]     |
[INFO] [stdout] 170 | struct HuffmanTree {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `is_leaf`, `build_canonical_from_freq`, `build_canonical_from_codelens`, `build_from_codes`, and `decode_char` are never used
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:178:12
[INFO] [stdout]     |
[INFO] [stdout] 176 | impl HuffmanTree {
[INFO] [stdout]     | ---------------- associated items in this implementation
[INFO] [stdout] 177 |     /// Create a new huffman tree node with no children
[INFO] [stdout] 178 |     pub fn new(character: Option<u16>) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 186 |     pub fn is_leaf(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[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] 209 |     fn build_from_codes(codes: &HuffmanCodes) -> 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)]` (part of `#[warn(nonstandard_style)]`) 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]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.90s
[INFO] running `Command { std: "docker" "inspect" "ae40aa27402424f0c5b4511098a575d682a4951bc510ee1a83a09cc82c9cc969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae40aa27402424f0c5b4511098a575d682a4951bc510ee1a83a09cc82c9cc969", kill_on_drop: false }`
[INFO] [stdout] ae40aa27402424f0c5b4511098a575d682a4951bc510ee1a83a09cc82c9cc969
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81cd4706d91c14bc5750275024f80927851326efbd08fdd26d7789f4b835da6a
[INFO] running `Command { std: "docker" "start" "-a" "81cd4706d91c14bc5750275024f80927851326efbd08fdd26d7789f4b835da6a", 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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: struct `HuffmanTree` is never constructed
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:170:8
[INFO] [stdout]     |
[INFO] [stdout] 170 | struct HuffmanTree {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `is_leaf`, `build_canonical_from_freq`, `build_canonical_from_codelens`, `build_from_codes`, and `decode_char` are never used
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:178:12
[INFO] [stdout]     |
[INFO] [stdout] 176 | impl HuffmanTree {
[INFO] [stdout]     | ---------------- associated items in this implementation
[INFO] [stdout] 177 |     /// Create a new huffman tree node with no children
[INFO] [stdout] 178 |     pub fn new(character: Option<u16>) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 186 |     pub fn is_leaf(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[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] 209 |     fn build_from_codes(codes: &HuffmanCodes) -> 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] [stderr]    Compiling rustgzip v0.1.0 (/opt/rustwide/workdir)
[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)]` (part of `#[warn(nonstandard_style)]`) 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: 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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: struct `HuffmanTree` is never constructed
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:170:8
[INFO] [stdout]     |
[INFO] [stdout] 170 | struct HuffmanTree {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `is_leaf`, `build_canonical_from_freq`, `build_canonical_from_codelens`, `build_from_codes`, and `decode_char` are never used
[INFO] [stdout]    --> src/deflate/huffman/mod.rs:178:12
[INFO] [stdout]     |
[INFO] [stdout] 176 | impl HuffmanTree {
[INFO] [stdout]     | ---------------- associated items in this implementation
[INFO] [stdout] 177 |     /// Create a new huffman tree node with no children
[INFO] [stdout] 178 |     pub fn new(character: Option<u16>) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 186 |     pub fn is_leaf(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^
[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] 209 |     fn build_from_codes(codes: &HuffmanCodes) -> 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)]` (part of `#[warn(nonstandard_style)]`) 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]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "81cd4706d91c14bc5750275024f80927851326efbd08fdd26d7789f4b835da6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81cd4706d91c14bc5750275024f80927851326efbd08fdd26d7789f4b835da6a", kill_on_drop: false }`
[INFO] [stdout] 81cd4706d91c14bc5750275024f80927851326efbd08fdd26d7789f4b835da6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 047627f9dcd79c2334fd0a6c7732c135d944d86cf26b302b04ae0df1b3b92588
[INFO] running `Command { std: "docker" "start" "-a" "047627f9dcd79c2334fd0a6c7732c135d944d86cf26b302b04ae0df1b3b92588", 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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: struct `HuffmanTree` is never constructed
[INFO] [stderr]    --> src/deflate/huffman/mod.rs:170:8
[INFO] [stderr]     |
[INFO] [stderr] 170 | struct HuffmanTree {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `is_leaf`, `build_canonical_from_freq`, `build_canonical_from_codelens`, `build_from_codes`, and `decode_char` are never used
[INFO] [stderr]    --> src/deflate/huffman/mod.rs:178:12
[INFO] [stderr]     |
[INFO] [stderr] 176 | impl HuffmanTree {
[INFO] [stderr]     | ---------------- associated items in this implementation
[INFO] [stderr] 177 |     /// Create a new huffman tree node with no children
[INFO] [stderr] 178 |     pub fn new(character: Option<u16>) -> Self {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 186 |     pub fn is_leaf(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^^
[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] 209 |     fn build_from_codes(codes: &HuffmanCodes) -> 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)]` (part of `#[warn(nonstandard_style)]`) 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 12 warnings (run `cargo fix --lib -p rustgzip` to apply 4 suggestions)
[INFO] [stderr] warning: `rustgzip` (lib test) generated 12 warnings (12 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rustgzip-4ed44c6586be6bbc)
[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_to_unwritten ... ok
[INFO] [stdout] test deflate::lz77::encode::tests::test_lz77_encode ... ok
[INFO] [stdout] test deflate::lz77::tests::test_read_eof ... ok
[INFO] [stdout] test deflate::lz77::encode::tests::test_longest_match ... ok
[INFO] [stdout] test deflate::huffman::tests::test_dist_repr ... ok
[INFO] [stdout] test deflate::tests::test_deflate ... ok
[INFO] [stdout] test deflate::huffman::encode::tests::test_fixed_huffman ... ok
[INFO] [stdout] test deflate::tests::test_all ... ok
[INFO] [stdout] test deflate::huffman::tests::test_reverse_bits ... ok
[INFO] [stdout] test deflate::lz77::tests::test_symbol_display ... FAILED
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[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] 
[INFO] [stdout] thread 'deflate::lz77::tests::test_symbol_display' (34) 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:     0x5d93d5c6ba42 - std::backtrace_rs::backtrace::libunwind::trace::h16affffe904e891e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5d93d5c6ba42 - std::backtrace_rs::backtrace::trace_unsynchronized::h5c14b13373ed4150
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5d93d5c6ba42 - std::sys::backtrace::_print_fmt::hcbb507f162c816cc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5d93d5c6ba42 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8be9aa933f14675f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5d93d5c7c3bf - core::fmt::rt::Argument::fmt::h30ed739d33467c3a
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5d93d5c7c3bf - core::fmt::write::hfd0efbb002ac7eea
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x5d93d5c393f3 - std::io::default_write_fmt::hd6d24501f2d7f8d3
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5d93d5c393f3 - std::io::Write::write_fmt::h79eca2f72fc24111
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5d93d5c451d2 - std::sys::backtrace::BacktraceLock::print::hf2554f6030d393f7
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5d93d5c49d0f - std::panicking::default_hook::{{closure}}::h8873121c56335b01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5d93d5c49ba1 - std::panicking::default_hook::hbafefc2d196267a2
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x5d93d5c0cade - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha834d5846f91b30b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x5d93d5c0cade - test::test_main_with_exit_callback::{{closure}}::h63c167737eecb025
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5d93d5c4a31f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbf9b0f7a281291fd
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x5d93d5c4a31f - std::panicking::panic_with_hook::h9f5b09d5adc1a745
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x5d93d5c4a17a - std::panicking::panic_handler::{{closure}}::h08111e483bdf6a89
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x5d93d5c45309 - std::sys::backtrace::__rust_end_short_backtrace::h1b86e3414ecbbe8d
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5d93d5c2da0d - __rustc[b292c645e8102103]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x5d93d5c840a0 - core::panicking::panic_fmt::h31cc490ecc8cc1fa
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5d93d5c83ea3 - core::panicking::assert_failed_inner::h865658b89c1b891d
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:444:17
[INFO] [stdout]   20:     0x5d93d5bde94a - core::panicking::assert_failed::h5c5c1c8d3b384474
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:399:5
[INFO] [stdout]   21:     0x5d93d5bda600 - rustgzip::deflate::lz77::tests::test_symbol_display::hca1e56a6a4e4dea1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/deflate/lz77/mod.rs:40:9
[INFO] [stdout]   22:     0x5d93d5bda647 - rustgzip::deflate::lz77::tests::test_symbol_display::{{closure}}::h1cd76a5631bd5cc0
[INFO] [stdout]                                at /opt/rustwide/workdir/src/deflate/lz77/mod.rs:38:29
[INFO] [stdout]   23:     0x5d93d5bd5756 - core::ops::function::FnOnce::call_once::h7502c2ae58770069
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5d93d5c0c8db - core::ops::function::FnOnce::call_once::h2b2de5fdd23aab3e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5d93d5c0c8db - test::__rust_begin_short_backtrace::he551dd004770be01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5d93d5c2093d - test::run_test_in_process::{{closure}}::h5f0b44080a35ed87
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5d93d5c2093d - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4dbf65d14893ecf5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5d93d5c2093d - std::panicking::catch_unwind::do_call::hc37c563b8a006285
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x5d93d5c2093d - std::panicking::catch_unwind::h616b6e2e7a27f612
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x5d93d5c2093d - std::panic::catch_unwind::h1e788dd57758e6d8
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5d93d5c2093d - test::run_test_in_process::hf073c2764f29f8ad
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5d93d5c2093d - test::run_test::{{closure}}::h3dc46b7a0c340fa6
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5d93d5bf9e84 - test::run_test::{{closure}}::h6a4da3c57ef4505f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5d93d5bf9e84 - std::sys::backtrace::__rust_begin_short_backtrace::hfd8e44bc311a5d57
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x5d93d5bfd6da - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h57c4ddec344fe24c
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   36:     0x5d93d5bfd6da - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd7cbe09591f06dfb
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5d93d5bfd6da - std::panicking::catch_unwind::do_call::hdcd076e8e993dfbc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x5d93d5bfd6da - std::panicking::catch_unwind::h8f9f675f3756eab1
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x5d93d5bfd6da - std::panic::catch_unwind::he8f74a93abeceb9b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5d93d5bfd6da - std::thread::Builder::spawn_unchecked_::{{closure}}::he43db13a2caa41d5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   41:     0x5d93d5bfd6da - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8f3531a7e0d83514
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5d93d5c4070f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ff05134d80ef20e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   43:     0x5d93d5c4070f - std::sys::thread::unix::Thread::new::thread_start::h9a4a41a076a486e0
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   44:     0x7b6e1d64eaa4 - <unknown>
[INFO] [stdout]   45:     0x7b6e1d6dba64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- gzip::tests::test_gzip stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'gzip::tests::test_gzip' (37) 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:     0x5d93d5c6ba42 - std::backtrace_rs::backtrace::libunwind::trace::h16affffe904e891e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5d93d5c6ba42 - std::backtrace_rs::backtrace::trace_unsynchronized::h5c14b13373ed4150
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5d93d5c6ba42 - std::sys::backtrace::_print_fmt::hcbb507f162c816cc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5d93d5c6ba42 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8be9aa933f14675f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5d93d5c7c3bf - core::fmt::rt::Argument::fmt::h30ed739d33467c3a
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5d93d5c7c3bf - core::fmt::write::hfd0efbb002ac7eea
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x5d93d5c393f3 - std::io::default_write_fmt::hd6d24501f2d7f8d3
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5d93d5c393f3 - std::io::Write::write_fmt::h79eca2f72fc24111
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5d93d5c451d2 - std::sys::backtrace::BacktraceLock::print::hf2554f6030d393f7
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5d93d5c49d0f - std::panicking::default_hook::{{closure}}::h8873121c56335b01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5d93d5c49ba1 - std::panicking::default_hook::hbafefc2d196267a2
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x5d93d5c0cade - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha834d5846f91b30b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   12:     0x5d93d5c0cade - test::test_main_with_exit_callback::{{closure}}::h63c167737eecb025
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5d93d5c4a31f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbf9b0f7a281291fd
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2099:9
[INFO] [stdout]   14:     0x5d93d5c4a31f - std::panicking::panic_with_hook::h9f5b09d5adc1a745
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x5d93d5c4a17a - std::panicking::panic_handler::{{closure}}::h08111e483bdf6a89
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:707:13
[INFO] [stdout]   16:     0x5d93d5c45309 - std::sys::backtrace::__rust_end_short_backtrace::h1b86e3414ecbbe8d
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5d93d5c2da0d - __rustc[b292c645e8102103]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x5d93d5c840a0 - core::panicking::panic_fmt::h31cc490ecc8cc1fa
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5d93d5c836d6 - core::result::unwrap_failed::he05762ef9e6bdf9c
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/result.rs:1862:5
[INFO] [stdout]   20:     0x5d93d5bd69d3 - core::result::Result<T,E>::unwrap::h6b5a2498c46da712
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x5d93d5bd69d3 - rustgzip::gzip::tests::test_gzip::h6bf436d6dbfe4f0a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/gzip.rs:55:83
[INFO] [stdout]   22:     0x5d93d5bd6a27 - rustgzip::gzip::tests::test_gzip::{{closure}}::hab17ced635ce4a78
[INFO] [stdout]                                at /opt/rustwide/workdir/src/gzip.rs:54:19
[INFO] [stdout]   23:     0x5d93d5bd57d6 - core::ops::function::FnOnce::call_once::ha7b380d45757a703
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5d93d5c0c8db - core::ops::function::FnOnce::call_once::h2b2de5fdd23aab3e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5d93d5c0c8db - test::__rust_begin_short_backtrace::he551dd004770be01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5d93d5c2093d - test::run_test_in_process::{{closure}}::h5f0b44080a35ed87
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5d93d5c2093d - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4dbf65d14893ecf5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5d93d5c2093d - std::panicking::catch_unwind::do_call::hc37c563b8a006285
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x5d93d5c2093d - std::panicking::catch_unwind::h616b6e2e7a27f612
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x5d93d5c2093d - std::panic::catch_unwind::h1e788dd57758e6d8
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5d93d5c2093d - test::run_test_in_process::hf073c2764f29f8ad
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5d93d5c2093d - test::run_test::{{closure}}::h3dc46b7a0c340fa6
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5d93d5bf9e84 - test::run_test::{{closure}}::h6a4da3c57ef4505f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5d93d5bf9e84 - std::sys::backtrace::__rust_begin_short_backtrace::hfd8e44bc311a5d57
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x5d93d5bfd6da - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h57c4ddec344fe24c
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:562:17
[INFO] [stdout]   36:     0x5d93d5bfd6da - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd7cbe09591f06dfb
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5d93d5bfd6da - std::panicking::catch_unwind::do_call::hdcd076e8e993dfbc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   38:     0x5d93d5bfd6da - std::panicking::catch_unwind::h8f9f675f3756eab1
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   39:     0x5d93d5bfd6da - std::panic::catch_unwind::he8f74a93abeceb9b
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5d93d5bfd6da - std::thread::Builder::spawn_unchecked_::{{closure}}::he43db13a2caa41d5
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/thread/mod.rs:560:30
[INFO] [stdout]   41:     0x5d93d5bfd6da - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8f3531a7e0d83514
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5d93d5c4070f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ff05134d80ef20e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/alloc/src/boxed.rs:2085:9
[INFO] [stdout]   43:     0x5d93d5c4070f - std::sys::thread::unix::Thread::new::thread_start::h9a4a41a076a486e0
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/thread/unix.rs:124:17
[INFO] [stdout]   44:     0x7b6e1d64eaa4 - <unknown>
[INFO] [stdout]   45:     0x7b6e1d6dba64 - clone
[INFO] [stdout]   46:                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 0.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "047627f9dcd79c2334fd0a6c7732c135d944d86cf26b302b04ae0df1b3b92588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "047627f9dcd79c2334fd0a6c7732c135d944d86cf26b302b04ae0df1b3b92588", kill_on_drop: false }`
[INFO] [stdout] 047627f9dcd79c2334fd0a6c7732c135d944d86cf26b302b04ae0df1b3b92588
