[INFO] fetching crate japanese-ruby-filter 0.1.0...
[INFO] checking japanese-ruby-filter-0.1.0 against 1.55.0 for beta-1.56-3
[INFO] extracting crate japanese-ruby-filter 0.1.0 into /workspace/builds/worker-23/source
[INFO] validating manifest of crates.io crate japanese-ruby-filter 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate japanese-ruby-filter 0.1.0
[INFO] finished tweaking crates.io crate japanese-ruby-filter 0.1.0
[INFO] tweaked toml for crates.io crate japanese-ruby-filter 0.1.0 written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4a4a35a4bebb91abcf28c8b763bf4ad0199b8487e4b9830569c8a023021c56e
[INFO] running `Command { std: "docker" "start" "-a" "e4a4a35a4bebb91abcf28c8b763bf4ad0199b8487e4b9830569c8a023021c56e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4a4a35a4bebb91abcf28c8b763bf4ad0199b8487e4b9830569c8a023021c56e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4a4a35a4bebb91abcf28c8b763bf4ad0199b8487e4b9830569c8a023021c56e", kill_on_drop: false }`
[INFO] [stdout] e4a4a35a4bebb91abcf28c8b763bf4ad0199b8487e4b9830569c8a023021c56e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9323fcc738e81192b5bb91816bc567bc71e1b3f42e8aca5365027e35c1fd55d
[INFO] running `Command { std: "docker" "start" "-a" "a9323fcc738e81192b5bb91816bc567bc71e1b3f42e8aca5365027e35c1fd55d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking japanese-ruby-filter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/latex_like.rs:218:12
[INFO] [stdout]     |
[INFO] [stdout] 218 |     pub fn new(s: &'a str) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_inner`
[INFO] [stdout]    --> src/latex_like.rs:232:12
[INFO] [stdout]     |
[INFO] [stdout] 232 |     pub fn into_inner(self) -> &'a str {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_inner`
[INFO] [stdout]    --> src/latex_like.rs:232:12
[INFO] [stdout]     |
[INFO] [stdout] 232 |     pub fn into_inner(self) -> &'a str {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.41s
[INFO] running `Command { std: "docker" "inspect" "a9323fcc738e81192b5bb91816bc567bc71e1b3f42e8aca5365027e35c1fd55d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9323fcc738e81192b5bb91816bc567bc71e1b3f42e8aca5365027e35c1fd55d", kill_on_drop: false }`
[INFO] [stdout] a9323fcc738e81192b5bb91816bc567bc71e1b3f42e8aca5365027e35c1fd55d
