[INFO] fetching crate crows-bindings 0.3.0...
[INFO] checking crows-bindings-0.3.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate crows-bindings 0.3.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate crows-bindings 0.3.0 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crows-bindings 0.3.0
[INFO] finished tweaking crates.io crate crows-bindings 0.3.0
[INFO] tweaked toml for crates.io crate crows-bindings 0.3.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate crows-bindings 0.3.0 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded darling_core v0.20.8
[INFO] [stderr]   Downloaded darling_macro v0.20.8
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.91
[INFO] [stderr]   Downloaded indexmap v2.0.2
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.91
[INFO] [stderr]   Downloaded crows-macros v0.3.0
[INFO] [stderr]   Downloaded darling v0.20.8
[INFO] [stderr]   Downloaded proc-macro2 v1.0.67
[INFO] [stderr]   Downloaded serde_with_macros v3.7.0
[INFO] [stderr]   Downloaded crows-shared v0.3.0
[INFO] [stderr]   Downloaded js-sys v0.3.68
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.91
[INFO] [stderr]   Downloaded hashbrown v0.14.1
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.91
[INFO] [stderr]   Downloaded serde_with v3.7.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.91
[INFO] [stderr]   Downloaded syn v2.0.37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b55c523149fd8108119641b550ad6e9147b1a5deeefe0a704c8fb1bfc99e5ba3
[INFO] running `Command { std: "docker" "start" "-a" "b55c523149fd8108119641b550ad6e9147b1a5deeefe0a704c8fb1bfc99e5ba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b55c523149fd8108119641b550ad6e9147b1a5deeefe0a704c8fb1bfc99e5ba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b55c523149fd8108119641b550ad6e9147b1a5deeefe0a704c8fb1bfc99e5ba3", kill_on_drop: false }`
[INFO] [stdout] b55c523149fd8108119641b550ad6e9147b1a5deeefe0a704c8fb1bfc99e5ba3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa297445a2067e01b47a919d37b6d8037d11d6a249c9fa6d8a886f6a967d3e9f
[INFO] running `Command { std: "docker" "start" "-a" "aa297445a2067e01b47a919d37b6d8037d11d6a249c9fa6d8a886f6a967d3e9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]    Compiling darling_core v0.20.8
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling crows-macros v0.3.0
[INFO] [stderr]    Compiling darling_macro v0.20.8
[INFO] [stderr]    Compiling darling v0.20.8
[INFO] [stderr]    Compiling serde_with_macros v3.7.0
[INFO] [stderr]     Checking serde_with v3.7.0
[INFO] [stderr]     Checking crows-shared v0.3.0
[INFO] [stderr]     Checking crows-bindings v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `with_buffer` is never used
[INFO] [stdout]   --> src/lib.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn with_buffer<R>(f: impl FnOnce(&mut Vec<u8>) -> R) -> R {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `with_buffer` is never used
[INFO] [stdout]   --> src/lib.rs:58:4
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn with_buffer<R>(f: impl FnOnce(&mut Vec<u8>) -> R) -> R {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `log` is never used
[INFO] [stdout]   --> src/lib.rs:51:16
[INFO] [stdout]    |
[INFO] [stdout] 51 |         pub fn log(content: *mut u8, content_len: usize);
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `log` is never used
[INFO] [stdout]   --> src/lib.rs:51:16
[INFO] [stdout]    |
[INFO] [stdout] 51 |         pub fn log(content: *mut u8, content_len: usize);
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.82s
[INFO] running `Command { std: "docker" "inspect" "aa297445a2067e01b47a919d37b6d8037d11d6a249c9fa6d8a886f6a967d3e9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa297445a2067e01b47a919d37b6d8037d11d6a249c9fa6d8a886f6a967d3e9f", kill_on_drop: false }`
[INFO] [stdout] aa297445a2067e01b47a919d37b6d8037d11d6a249c9fa6d8a886f6a967d3e9f