[INFO] cloning repository https://github.com/zeichenreihe/feather-build-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zeichenreihe/feather-build-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzeichenreihe%2Ffeather-build-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzeichenreihe%2Ffeather-build-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d4a8cac2d445e911bad8227be0d0f93537a48886 [INFO] checking zeichenreihe/feather-build-rs against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzeichenreihe%2Ffeather-build-rs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zeichenreihe/feather-build-rs 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] removed /workspace/builds/worker-2-tc1/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/zeichenreihe/feather-build-rs [INFO] finished tweaking git repo https://github.com/zeichenreihe/feather-build-rs [INFO] tweaked toml for git repo https://github.com/zeichenreihe/feather-build-rs written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/zeichenreihe/feather-build-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded lockfree-object-pool v0.1.6 [INFO] [stderr] Downloaded async-recursion v1.1.1 [INFO] [stderr] Downloaded clap_derive v4.5.5 [INFO] [stderr] Downloaded zopfli v0.8.1 [INFO] [stderr] Downloaded clap v4.5.7 [INFO] [stderr] Downloaded cc v1.0.100 [INFO] [stderr] Downloaded zstd v0.13.1 [INFO] [stderr] Downloaded lzma-rs v0.3.0 [INFO] [stderr] Downloaded zip v2.1.3 [INFO] [stderr] Downloaded deflate64 v0.1.8 [INFO] [stderr] Downloaded clap_builder v4.5.7 [INFO] [stderr] Downloaded zstd-safe v7.1.0 [INFO] [stderr] Downloaded fern v0.6.2 [INFO] [stderr] Downloaded zstd-sys v2.0.11+zstd.1.5.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 0ac4e92902e0f7b67cc9b6a07111941fe2a8ed711c2d357457cf7d7149e2b193 [INFO] running `Command { std: "docker" "start" "-a" "0ac4e92902e0f7b67cc9b6a07111941fe2a8ed711c2d357457cf7d7149e2b193", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0ac4e92902e0f7b67cc9b6a07111941fe2a8ed711c2d357457cf7d7149e2b193", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ac4e92902e0f7b67cc9b6a07111941fe2a8ed711c2d357457cf7d7149e2b193", kill_on_drop: false }` [INFO] [stdout] 0ac4e92902e0f7b67cc9b6a07111941fe2a8ed711c2d357457cf7d7149e2b193 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] efac3749200822974f77e455409ae482f941b2a9e1fdd2cffca4db9577a1ea27 [INFO] running `Command { std: "docker" "start" "-a" "efac3749200822974f77e455409ae482f941b2a9e1fdd2cffca4db9577a1ea27", kill_on_drop: false }` [INFO] [stderr] Checking gimli v0.29.0 [INFO] [stderr] Compiling anyhow v1.0.86 [INFO] [stderr] Checking rustc-demangle v0.1.24 [INFO] [stderr] Checking yansi v0.5.1 [INFO] [stderr] Checking miniz_oxide v0.7.4 [INFO] [stderr] Checking object v0.36.0 [INFO] [stderr] Checking indexmap v2.2.6 [INFO] [stderr] Checking diff v0.1.13 [INFO] [stderr] Compiling jobserver v0.1.31 [INFO] [stderr] Compiling syn v2.0.68 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Compiling serde v1.0.203 [INFO] [stderr] Compiling zstd-safe v7.1.0 [INFO] [stderr] Checking crc32fast v1.4.2 [INFO] [stderr] Checking cipher v0.4.4 [INFO] [stderr] Checking bumpalo v3.16.0 [INFO] [stderr] Checking simd-adler32 v0.3.7 [INFO] [stderr] Checking lockfree-object-pool v0.1.6 [INFO] [stderr] Checking pretty_assertions v1.4.0 [INFO] [stderr] Compiling zip v2.1.3 [INFO] [stderr] Checking time v0.3.36 [INFO] [stderr] Checking hmac v0.12.1 [INFO] [stderr] Compiling cc v1.0.100 [INFO] [stderr] Checking aes v0.8.4 [INFO] [stderr] Checking sha1 v0.10.6 [INFO] [stderr] Checking http v0.2.12 [INFO] [stderr] Checking lzma-rs v0.3.0 [INFO] [stderr] Checking zopfli v0.8.1 [INFO] [stderr] Checking pbkdf2 v0.12.2 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking deflate64 v0.1.8 [INFO] [stderr] Checking constant_time_eq v0.3.0 [INFO] [stderr] Checking utf8parse v0.2.2 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking unicode-normalization v0.1.23 [INFO] [stderr] Checking anstyle-parse v0.2.4 [INFO] [stderr] Checking flate2 v1.0.30 [INFO] [stderr] Checking anstyle-query v1.1.0 [INFO] [stderr] Checking anstyle v1.0.7 [INFO] [stderr] Checking is_terminal_polyfill v1.70.0 [INFO] [stderr] Checking colorchoice v1.0.1 [INFO] [stderr] Checking strsim v0.11.1 [INFO] [stderr] Compiling heck v0.5.0 [INFO] [stderr] Checking clap_lex v0.7.1 [INFO] [stderr] Checking xml-rs v0.8.20 [INFO] [stderr] Checking rustls-pemfile v1.0.4 [INFO] [stderr] Checking anstream v0.6.14 [INFO] [stderr] Checking fixedbitset v0.4.2 [INFO] [stderr] Checking fern v0.6.2 [INFO] [stderr] Checking raw_class_file v0.1.0 (/opt/rustwide/workdir/raw_class_file) [INFO] [stderr] Checking petgraph v0.6.5 [INFO] [stderr] Checking clap_builder v4.5.7 [INFO] [stderr] Checking http-body v0.4.6 [INFO] [stderr] Checking idna v0.5.0 [INFO] [stderr] Compiling backtrace v0.3.73 [INFO] [stderr] Compiling zstd-sys v2.0.11+zstd.1.5.6 [INFO] [stderr] Compiling openssl-sys v0.9.102 [INFO] [stderr] Compiling bzip2-sys v0.1.11+1.0.8 [INFO] [stderr] Checking url v2.5.2 [INFO] [stderr] Compiling openssl v0.10.64 [INFO] [stderr] Compiling native-tls v0.2.12 [INFO] [stderr] Checking bzip2 v0.4.4 [INFO] [stderr] Checking addr2line v0.22.0 [INFO] [stderr] Checking duke v0.1.0 (/opt/rustwide/workdir/duke) [INFO] [stderr] Compiling thiserror-impl v1.0.61 [INFO] [stderr] Compiling tokio-macros v2.3.0 [INFO] [stderr] Compiling serde_derive v1.0.203 [INFO] [stderr] Compiling zeroize_derive v1.4.2 [INFO] [stderr] Compiling displaydoc v0.2.5 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling async-recursion v1.1.1 [INFO] [stderr] Compiling clap_derive v4.5.5 [INFO] [stderr] Checking tokio v1.38.0 [INFO] [stderr] Checking zeroize v1.8.1 [INFO] [stderr] Checking zstd v0.13.1 [INFO] [stdout] warning: unused variable: `label` [INFO] [stdout] --> duke/src/visitor/method/code.rs:24:3 [INFO] [stdout] | [INFO] [stdout] 24 | label: Option