[INFO] cloning repository https://github.com/caydenlund/xz-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/caydenlund/xz-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaydenlund%2Fxz-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaydenlund%2Fxz-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 34eb08b1cd89adf335bee3c25e84e44a11bdedf5
[INFO] testing caydenlund/xz-rs against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaydenlund%2Fxz-rs" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/caydenlund/xz-rs
[INFO] finished tweaking git repo https://github.com/caydenlund/xz-rs
[INFO] tweaked toml for git repo https://github.com/caydenlund/xz-rs written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/caydenlund/xz-rs on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/caydenlund/xz-rs 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" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing caydenlund/xz-rs against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaydenlund%2Fxz-rs" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/caydenlund/xz-rs
[INFO] finished tweaking git repo https://github.com/caydenlund/xz-rs
[INFO] tweaked toml for git repo https://github.com/caydenlund/xz-rs written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/caydenlund/xz-rs on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/caydenlund/xz-rs 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" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap v4.5.35
[INFO] [stderr]   Downloaded clap_builder v4.5.35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd2555751513c083d7efb59fe96336e53840d513b47778a5616efa11a61eaa10
[INFO] running `Command { std: "docker" "start" "-a" "bd2555751513c083d7efb59fe96336e53840d513b47778a5616efa11a61eaa10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd2555751513c083d7efb59fe96336e53840d513b47778a5616efa11a61eaa10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd2555751513c083d7efb59fe96336e53840d513b47778a5616efa11a61eaa10", kill_on_drop: false }`
[INFO] [stdout] bd2555751513c083d7efb59fe96336e53840d513b47778a5616efa11a61eaa10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1c46e2abd840328b189b40b9ff2419c53791eb3fbdb86324072f8bacc5eb7b8
[INFO] running `Command { std: "docker" "start" "-a" "e1c46e2abd840328b189b40b9ff2419c53791eb3fbdb86324072f8bacc5eb7b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling clap_builder v4.5.35
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling clap_derive v4.5.32
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling clap v4.5.35
[INFO] [stderr]    Compiling xz-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]   --> src/lzma2/encoder/lzma2_encoder.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(output: &mut W) -> Self {
[INFO] [stdout]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/lzma2/encoder/lzma2_encoder.rs:19:42
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn encode<R: BufRead>(&mut self, input: &mut R) -> EncodeResult<()> {
[INFO] [stdout]    |                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_empty` is never used
[INFO] [stdout]   --> src/lzma2/decoder/dict.rs:20:19
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl<W: Write> Dict<W> {
[INFO] [stdout]    | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub(crate) fn is_empty(&self) -> bool {
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `MatchLitLit`, `RepLitLit`, `MatchLit`, `RepLit`, and `ShortrepLit` are never constructed
[INFO] [stdout]   --> src/lzma2/decoder/lzma_state.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout]  3 | pub(crate) enum LzmaState {
[INFO] [stdout]    |                 --------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout]  6 |     MatchLitLit,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]  7 |     RepLitLit,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]  8 |     ShortrepLitLit,
[INFO] [stdout]  9 |     MatchLit,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 10 |     RepLit,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 11 |     ShortrepLit,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LzmaState` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/lzma2/decoder/range_decoder.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl RangeDecoder {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn new<R: InputRead>(input: &mut R) -> DecodeResult<Self> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `output`, `buf`, `start`, and `end` are never read
[INFO] [stdout]  --> src/lzma2/encoder/dict.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) struct Dict<W: Write> {
[INFO] [stdout]   |                   ---- fields in this struct
[INFO] [stdout] 4 |     output: W,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 5 |     buf: Vec<u8>,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 6 |     start: usize,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 7 |     end: usize,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `len`, `flush`, `push`, and `extend` are never used
[INFO] [stdout]   --> src/lzma2/encoder/dict.rs:11:19
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl<W: Write> Dict<W> {
[INFO] [stdout]    | ---------------------- associated items in this implementation
[INFO] [stdout] 11 |     pub(crate) fn new(output: W, size: usize) -> Self {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub(crate) fn len(&self) -> usize {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub(crate) fn flush(&mut self, num_bytes: usize) -> io::Result<()> {
[INFO] [stdout]    |                   ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub(crate) fn push(&mut self, byte: u8) -> io::Result<()> {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub(crate) fn extend(&mut self, bytes: &[u8]) -> io::Result<()> {
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `lzma_enc`, `dict`, and `rc` are never read
[INFO] [stdout]   --> src/lzma2/encoder/lzma2_encoder.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub(crate) struct Lzma2Encoder<W: Write> {
[INFO] [stdout]    |                   ------------ fields in this struct
[INFO] [stdout]  9 |     lzma_enc: LzmaEncoder,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 10 |     dict: Dict<W>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 11 |     rc: RangeEncoder,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.43s
[INFO] running `Command { std: "docker" "inspect" "e1c46e2abd840328b189b40b9ff2419c53791eb3fbdb86324072f8bacc5eb7b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1c46e2abd840328b189b40b9ff2419c53791eb3fbdb86324072f8bacc5eb7b8", kill_on_drop: false }`
[INFO] [stdout] e1c46e2abd840328b189b40b9ff2419c53791eb3fbdb86324072f8bacc5eb7b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a012796695dc978acaf531cc8e55774e72efeb9b1b16cd1b895bbb119fb6f1e
[INFO] running `Command { std: "docker" "start" "-a" "1a012796695dc978acaf531cc8e55774e72efeb9b1b16cd1b895bbb119fb6f1e", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]   --> src/lzma2/encoder/lzma2_encoder.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(output: &mut W) -> Self {
[INFO] [stdout]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/lzma2/encoder/lzma2_encoder.rs:19:42
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn encode<R: BufRead>(&mut self, input: &mut R) -> EncodeResult<()> {
[INFO] [stdout]    |                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_empty` is never used
[INFO] [stdout]   --> src/lzma2/decoder/dict.rs:20:19
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl<W: Write> Dict<W> {
[INFO] [stdout]    | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub(crate) fn is_empty(&self) -> bool {
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `MatchLitLit`, `RepLitLit`, `MatchLit`, `RepLit`, and `ShortrepLit` are never constructed
[INFO] [stdout]   --> src/lzma2/decoder/lzma_state.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout]  3 | pub(crate) enum LzmaState {
[INFO] [stdout]    |                 --------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout]  6 |     MatchLitLit,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]  7 |     RepLitLit,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]  8 |     ShortrepLitLit,
[INFO] [stdout]  9 |     MatchLit,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 10 |     RepLit,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 11 |     ShortrepLit,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LzmaState` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/lzma2/decoder/range_decoder.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl RangeDecoder {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn new<R: InputRead>(input: &mut R) -> DecodeResult<Self> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `output`, `buf`, `start`, and `end` are never read
[INFO] [stdout]  --> src/lzma2/encoder/dict.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) struct Dict<W: Write> {
[INFO] [stdout]   |                   ---- fields in this struct
[INFO] [stdout] 4 |     output: W,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 5 |     buf: Vec<u8>,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 6 |     start: usize,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 7 |     end: usize,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling xz-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated items `new`, `len`, `flush`, `push`, and `extend` are never used
[INFO] [stdout]   --> src/lzma2/encoder/dict.rs:11:19
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl<W: Write> Dict<W> {
[INFO] [stdout]    | ---------------------- associated items in this implementation
[INFO] [stdout] 11 |     pub(crate) fn new(output: W, size: usize) -> Self {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub(crate) fn len(&self) -> usize {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub(crate) fn flush(&mut self, num_bytes: usize) -> io::Result<()> {
[INFO] [stdout]    |                   ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub(crate) fn push(&mut self, byte: u8) -> io::Result<()> {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub(crate) fn extend(&mut self, bytes: &[u8]) -> io::Result<()> {
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `lzma_enc`, `dict`, and `rc` are never read
[INFO] [stdout]   --> src/lzma2/encoder/lzma2_encoder.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub(crate) struct Lzma2Encoder<W: Write> {
[INFO] [stdout]    |                   ------------ fields in this struct
[INFO] [stdout]  9 |     lzma_enc: LzmaEncoder,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 10 |     dict: Dict<W>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 11 |     rc: RangeEncoder,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]   --> src/lzma2/encoder/lzma2_encoder.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(output: &mut W) -> Self {
[INFO] [stdout]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/lzma2/encoder/lzma2_encoder.rs:19:42
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn encode<R: BufRead>(&mut self, input: &mut R) -> EncodeResult<()> {
[INFO] [stdout]    |                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_empty` is never used
[INFO] [stdout]   --> src/lzma2/decoder/dict.rs:20:19
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl<W: Write> Dict<W> {
[INFO] [stdout]    | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub(crate) fn is_empty(&self) -> bool {
[INFO] [stdout]    |                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `MatchLitLit`, `RepLitLit`, `MatchLit`, `RepLit`, and `ShortrepLit` are never constructed
[INFO] [stdout]   --> src/lzma2/decoder/lzma_state.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout]  3 | pub(crate) enum LzmaState {
[INFO] [stdout]    |                 --------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout]  6 |     MatchLitLit,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]  7 |     RepLitLit,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]  8 |     ShortrepLitLit,
[INFO] [stdout]  9 |     MatchLit,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 10 |     RepLit,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 11 |     ShortrepLit,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LzmaState` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/lzma2/decoder/range_decoder.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl RangeDecoder {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn new<R: InputRead>(input: &mut R) -> DecodeResult<Self> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `output`, `buf`, `start`, and `end` are never read
[INFO] [stdout]  --> src/lzma2/encoder/dict.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) struct Dict<W: Write> {
[INFO] [stdout]   |                   ---- fields in this struct
[INFO] [stdout] 4 |     output: W,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 5 |     buf: Vec<u8>,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 6 |     start: usize,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 7 |     end: usize,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `len`, `flush`, `push`, and `extend` are never used
[INFO] [stdout]   --> src/lzma2/encoder/dict.rs:11:19
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl<W: Write> Dict<W> {
[INFO] [stdout]    | ---------------------- associated items in this implementation
[INFO] [stdout] 11 |     pub(crate) fn new(output: W, size: usize) -> Self {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub(crate) fn len(&self) -> usize {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     pub(crate) fn flush(&mut self, num_bytes: usize) -> io::Result<()> {
[INFO] [stdout]    |                   ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub(crate) fn push(&mut self, byte: u8) -> io::Result<()> {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub(crate) fn extend(&mut self, bytes: &[u8]) -> io::Result<()> {
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `lzma_enc`, `dict`, and `rc` are never read
[INFO] [stdout]   --> src/lzma2/encoder/lzma2_encoder.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub(crate) struct Lzma2Encoder<W: Write> {
[INFO] [stdout]    |                   ------------ fields in this struct
[INFO] [stdout]  9 |     lzma_enc: LzmaEncoder,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 10 |     dict: Dict<W>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 11 |     rc: RangeEncoder,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "1a012796695dc978acaf531cc8e55774e72efeb9b1b16cd1b895bbb119fb6f1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a012796695dc978acaf531cc8e55774e72efeb9b1b16cd1b895bbb119fb6f1e", kill_on_drop: false }`
[INFO] [stdout] 1a012796695dc978acaf531cc8e55774e72efeb9b1b16cd1b895bbb119fb6f1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d5eead88777e07d5f0dc6f131dbd994f72b3c425b26f4e81b00c6dc21050aec0
[INFO] running `Command { std: "docker" "start" "-a" "d5eead88777e07d5f0dc6f131dbd994f72b3c425b26f4e81b00c6dc21050aec0", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]   --> src/lzma2/encoder/lzma2_encoder.rs:15:16
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new(output: &mut W) -> Self {
[INFO] [stderr]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `input`
[INFO] [stderr]   --> src/lzma2/encoder/lzma2_encoder.rs:19:42
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn encode<R: BufRead>(&mut self, input: &mut R) -> EncodeResult<()> {
[INFO] [stderr]    |                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stderr] 
[INFO] [stderr] warning: method `is_empty` is never used
[INFO] [stderr]   --> src/lzma2/decoder/dict.rs:20:19
[INFO] [stderr]    |
[INFO] [stderr]  8 | impl<W: Write> Dict<W> {
[INFO] [stderr]    | ---------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 20 |     pub(crate) fn is_empty(&self) -> bool {
[INFO] [stderr]    |                   ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variants `MatchLitLit`, `RepLitLit`, `MatchLit`, `RepLit`, and `ShortrepLit` are never constructed
[INFO] [stderr]   --> src/lzma2/decoder/lzma_state.rs:6:5
[INFO] [stderr]    |
[INFO] [stderr]  3 | pub(crate) enum LzmaState {
[INFO] [stderr]    |                 --------- variants in this enum
[INFO] [stderr] ...
[INFO] [stderr]  6 |     MatchLitLit,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]  7 |     RepLitLit,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]  8 |     ShortrepLitLit,
[INFO] [stderr]  9 |     MatchLit,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 10 |     RepLit,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 11 |     ShortrepLit,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `LzmaState` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/lzma2/decoder/range_decoder.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl RangeDecoder {
[INFO] [stderr]    | ----------------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 21 |     pub fn new<R: InputRead>(input: &mut R) -> DecodeResult<Self> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `output`, `buf`, `start`, and `end` are never read
[INFO] [stderr]  --> src/lzma2/encoder/dict.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub(crate) struct Dict<W: Write> {
[INFO] [stderr]   |                   ---- fields in this struct
[INFO] [stderr] 4 |     output: W,
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 5 |     buf: Vec<u8>,
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 6 |     start: usize,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 7 |     end: usize,
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `len`, `flush`, `push`, and `extend` are never used
[INFO] [stderr]   --> src/lzma2/encoder/dict.rs:11:19
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl<W: Write> Dict<W> {
[INFO] [stderr]    | ---------------------- associated items in this implementation
[INFO] [stderr] 11 |     pub(crate) fn new(output: W, size: usize) -> Self {
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] ...
[INFO] [stderr] 20 |     pub(crate) fn len(&self) -> usize {
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] ...
[INFO] [stderr] 24 |     pub(crate) fn flush(&mut self, num_bytes: usize) -> io::Result<()> {
[INFO] [stderr]    |                   ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 43 |     pub(crate) fn push(&mut self, byte: u8) -> io::Result<()> {
[INFO] [stderr]    |                   ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 52 |     pub(crate) fn extend(&mut self, bytes: &[u8]) -> io::Result<()> {
[INFO] [stderr]    |                   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `lzma_enc`, `dict`, and `rc` are never read
[INFO] [stderr]   --> src/lzma2/encoder/lzma2_encoder.rs:9:5
[INFO] [stderr]    |
[INFO] [stderr]  8 | pub(crate) struct Lzma2Encoder<W: Write> {
[INFO] [stderr]    |                   ------------ fields in this struct
[INFO] [stderr]  9 |     lzma_enc: LzmaEncoder,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 10 |     dict: Dict<W>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 11 |     rc: RangeEncoder,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: `xz-rs` (lib) generated 8 warnings (run `cargo fix --lib -p xz-rs` to apply 2 suggestions)
[INFO] [stderr] warning: `xz-rs` (lib test) generated 8 warnings (8 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/xz_rs-c95fcda83bb6a99c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/unxz-rs.rs (/opt/rustwide/target/debug/deps/unxz_rs-9cde6ed73d01f9cf)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/xz-rs.rs (/opt/rustwide/target/debug/deps/xz_rs-338b70e7668b6840)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests xz_rs
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d5eead88777e07d5f0dc6f131dbd994f72b3c425b26f4e81b00c6dc21050aec0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5eead88777e07d5f0dc6f131dbd994f72b3c425b26f4e81b00c6dc21050aec0", kill_on_drop: false }`
[INFO] [stdout] d5eead88777e07d5f0dc6f131dbd994f72b3c425b26f4e81b00c6dc21050aec0
