[INFO] cloning repository https://github.com/spikehead33/squeeze
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/spikehead33/squeeze" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspikehead33%2Fsqueeze", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspikehead33%2Fsqueeze'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cdc254fc5ab5d94c0d4b01dfe0705dadeaef5437
[INFO] checking spikehead33/squeeze against master#4eb62535fc12dd1a63fd43a4173e224e79313c4d for pr-158816
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspikehead33%2Fsqueeze" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/spikehead33/squeeze
[INFO] finished tweaking git repo https://github.com/spikehead33/squeeze
[INFO] tweaked toml for git repo https://github.com/spikehead33/squeeze written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/spikehead33/squeeze on toolchain 4eb62535fc12dd1a63fd43a4173e224e79313c4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/spikehead33/squeeze 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" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b5828405c3d9628e50cd514ace37d4210c35111dfe0781ee3d7d1a562ec826f7
[INFO] running `Command { std: "docker" "start" "b5828405c3d9628e50cd514ace37d4210c35111dfe0781ee3d7d1a562ec826f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5828405c3d9628e50cd514ace37d4210c35111dfe0781ee3d7d1a562ec826f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b5828405c3d9628e50cd514ace37d4210c35111dfe0781ee3d7d1a562ec826f7" "/opt/rustwide/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5828405c3d9628e50cd514ace37d4210c35111dfe0781ee3d7d1a562ec826f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b5828405c3d9628e50cd514ace37d4210c35111dfe0781ee3d7d1a562ec826f7" "/opt/rustwide/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.88
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.1.4
[INFO] [stderr]     Checking clap v3.1.6
[INFO] [stderr]     Checking squeeze v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/compressor/lz77.rs:104:26
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn decompress(&self, input: &[u8]) -> Result<Vec<u8>, CompressorRuntimeError> {
[INFO] [stdout]     |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `2` are never read
[INFO] [stdout]  --> src/compressor/lz77.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Output(usize, usize, u8);
[INFO] [stdout]   |        ------ ^^^^^         ^^
[INFO] [stdout]   |        |
[INFO] [stdout]   |        fields in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Output` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]   |
[INFO] [stdout] 6 - struct Output(usize, usize, u8);
[INFO] [stdout] 6 + struct Output((), usize, ());
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `offset` and `nextchar` are never used
[INFO] [stdout]   --> src/compressor/lz77.rs:9:8
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl Output {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout]  9 |     fn offset(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn nextchar(&self) -> u8 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/compressor/lz77.rs:104:26
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn decompress(&self, input: &[u8]) -> Result<Vec<u8>, CompressorRuntimeError> {
[INFO] [stdout]     |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `2` are never read
[INFO] [stdout]  --> src/compressor/lz77.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Output(usize, usize, u8);
[INFO] [stdout]   |        ------ ^^^^^         ^^
[INFO] [stdout]   |        |
[INFO] [stdout]   |        fields in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Output` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]   |
[INFO] [stdout] 6 - struct Output(usize, usize, u8);
[INFO] [stdout] 6 + struct Output((), usize, ());
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `offset` and `nextchar` are never used
[INFO] [stdout]   --> src/compressor/lz77.rs:9:8
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl Output {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout]  9 |     fn offset(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn nextchar(&self) -> u8 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/compressor/lz77.rs:104:26
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn decompress(&self, input: &[u8]) -> Result<Vec<u8>, CompressorRuntimeError> {
[INFO] [stdout]     |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `2` are never read
[INFO] [stdout]  --> src/compressor/lz77.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Output(usize, usize, u8);
[INFO] [stdout]   |        ------ ^^^^^         ^^
[INFO] [stdout]   |        |
[INFO] [stdout]   |        fields in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Output` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]   |
[INFO] [stdout] 6 - struct Output(usize, usize, u8);
[INFO] [stdout] 6 + struct Output((), usize, ());
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `offset` and `nextchar` are never used
[INFO] [stdout]   --> src/compressor/lz77.rs:9:8
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl Output {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout]  9 |     fn offset(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn nextchar(&self) -> u8 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/compressor/lz77.rs:104:26
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn decompress(&self, input: &[u8]) -> Result<Vec<u8>, CompressorRuntimeError> {
[INFO] [stdout]     |                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `2` are never read
[INFO] [stdout]  --> src/compressor/lz77.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Output(usize, usize, u8);
[INFO] [stdout]   |        ------ ^^^^^         ^^
[INFO] [stdout]   |        |
[INFO] [stdout]   |        fields in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Output` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]   |
[INFO] [stdout] 6 - struct Output(usize, usize, u8);
[INFO] [stdout] 6 + struct Output((), usize, ());
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `offset` and `nextchar` are never used
[INFO] [stdout]   --> src/compressor/lz77.rs:9:8
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl Output {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout]  9 |     fn offset(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn nextchar(&self) -> u8 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.73s
[INFO] running `Command { std: "docker" "inspect" "b5828405c3d9628e50cd514ace37d4210c35111dfe0781ee3d7d1a562ec826f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5828405c3d9628e50cd514ace37d4210c35111dfe0781ee3d7d1a562ec826f7", kill_on_drop: false }`
[INFO] [stdout] b5828405c3d9628e50cd514ace37d4210c35111dfe0781ee3d7d1a562ec826f7
