[INFO] fetching crate fernwright-mcp 0.1.0...
[INFO] checking fernwright-mcp-0.1.0 against master#cf79d034aa3d8f396d407aafce6f1ccd818e710e for pr-155657
[INFO] extracting crate fernwright-mcp 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate fernwright-mcp 0.1.0
[INFO] finished tweaking crates.io crate fernwright-mcp 0.1.0
[INFO] tweaked toml for crates.io crate fernwright-mcp 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fernwright-mcp 0.1.0 on toolchain cf79d034aa3d8f396d407aafce6f1ccd818e710e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fernwright-mcp 0.1.0 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" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "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 wayland-cursor v0.31.13
[INFO] [stderr]   Downloaded wayland-protocols-plasma v0.3.11
[INFO] [stderr]   Downloaded scraper v0.23.1
[INFO] [stderr]   Downloaded selectors v0.26.0
[INFO] [stderr]   Downloaded html5ever v0.29.1
[INFO] [stderr]   Downloaded match_token v0.1.0
[INFO] [stderr]   Downloaded cssparser v0.34.0
[INFO] [stderr]   Downloaded markup5ever v0.14.1
[INFO] [stderr]   Downloaded ego-tree v0.10.0
[INFO] [stderr]   Downloaded rmcp-macros v1.1.0
[INFO] [stderr]   Downloaded rmcp v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c4648a64f2aab11a94b5bc6a022dd445fcaba91b4497ac591703caf9051c3f4
[INFO] running `Command { std: "docker" "start" "-a" "0c4648a64f2aab11a94b5bc6a022dd445fcaba91b4497ac591703caf9051c3f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c4648a64f2aab11a94b5bc6a022dd445fcaba91b4497ac591703caf9051c3f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c4648a64f2aab11a94b5bc6a022dd445fcaba91b4497ac591703caf9051c3f4", kill_on_drop: false }`
[INFO] [stdout] 0c4648a64f2aab11a94b5bc6a022dd445fcaba91b4497ac591703caf9051c3f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4b97b116618bb44d76250fce9666fb5044ac6593fa1b4433e3ed081e53a9f9e
[INFO] running `Command { std: "docker" "start" "-a" "f4b97b116618bb44d76250fce9666fb5044ac6593fa1b4433e3ed081e53a9f9e", kill_on_drop: false }`
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[INFO] [stderr]     Checking libappindicator v0.9.0
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[INFO] [stderr]     Checking fernwright-mcp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `icon_candidates` is never used
[INFO] [stdout]    --> src/main.rs:647:4
[INFO] [stdout]     |
[INFO] [stdout] 647 | fn icon_candidates() -> Vec<PathBuf> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `icon_candidates` is never used
[INFO] [stdout]    --> src/main.rs:647:4
[INFO] [stdout]     |
[INFO] [stdout] 647 | fn icon_candidates() -> Vec<PathBuf> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 50s
[INFO] running `Command { std: "docker" "inspect" "f4b97b116618bb44d76250fce9666fb5044ac6593fa1b4433e3ed081e53a9f9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4b97b116618bb44d76250fce9666fb5044ac6593fa1b4433e3ed081e53a9f9e", kill_on_drop: false }`
[INFO] [stdout] f4b97b116618bb44d76250fce9666fb5044ac6593fa1b4433e3ed081e53a9f9e
