[INFO] fetching crate desktop2mqtt 0.3.0...
[INFO] checking desktop2mqtt-0.3.0 against master#e29821ff85a2a3000d226f99f62f89464028d5d6 for pr-111505
[INFO] extracting crate desktop2mqtt 0.3.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate desktop2mqtt 0.3.0 on toolchain e29821ff85a2a3000d226f99f62f89464028d5d6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate desktop2mqtt 0.3.0
[INFO] finished tweaking crates.io crate desktop2mqtt 0.3.0
[INFO] tweaked toml for crates.io crate desktop2mqtt 0.3.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate desktop2mqtt 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" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded systemstat v0.2.0
[INFO] [stderr]   Downloaded nb-connect v1.2.0
[INFO] [stderr]   Downloaded notify-rust v4.5.2
[INFO] [stderr]   Downloaded strum v0.8.0
[INFO] [stderr]   Downloaded mac-notification-sys v0.3.0
[INFO] [stderr]   Downloaded zbus_macros v1.9.1
[INFO] [stderr]   Downloaded mqtt-async-client v0.3.1
[INFO] [stderr]   Downloaded humantime-serde v1.0.1
[INFO] [stderr]   Downloaded winrt-notification v0.2.4
[INFO] [stderr]   Downloaded zbus v1.9.1
[INFO] [stderr]   Downloaded mqttrs v0.2.0
[INFO] [stderr]   Downloaded user-idle v0.5.2
[INFO] [stderr]   Downloaded zvariant v2.6.0
[INFO] [stderr]   Downloaded winrt v0.4.0
[INFO] [stderr]   Downloaded zvariant_derive v2.6.0
[INFO] [stderr]   Downloaded cstr v0.2.8
[INFO] [stderr]   Downloaded strum_macros v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3aae1bc84e14572a2ef7605d9ede4a20add03c234af25ba26d33c4f6fd2f26d0
[INFO] running `Command { std: "docker" "start" "-a" "3aae1bc84e14572a2ef7605d9ede4a20add03c234af25ba26d33c4f6fd2f26d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3aae1bc84e14572a2ef7605d9ede4a20add03c234af25ba26d33c4f6fd2f26d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aae1bc84e14572a2ef7605d9ede4a20add03c234af25ba26d33c4f6fd2f26d0", kill_on_drop: false }`
[INFO] [stdout] 3aae1bc84e14572a2ef7605d9ede4a20add03c234af25ba26d33c4f6fd2f26d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b88d9e5e8858100accc23e941c9ad3b74c8bd1894e828cda7cee26b0f604535
[INFO] running `Command { std: "docker" "start" "-a" "1b88d9e5e8858100accc23e941c9ad3b74c8bd1894e828cda7cee26b0f604535", kill_on_drop: false }`
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[INFO] [stderr]     Checking desktop2mqtt v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `MAX_BRIGHTNESS` is never used
[INFO] [stdout]   --> src/modules/backlight/raspberry_pi.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const MAX_BRIGHTNESS: &str = "max_brightness";
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_BRIGHTNESS` is never used
[INFO] [stdout]   --> src/modules/backlight/raspberry_pi.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const MAX_BRIGHTNESS: &str = "max_brightness";
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.29s
[INFO] running `Command { std: "docker" "inspect" "1b88d9e5e8858100accc23e941c9ad3b74c8bd1894e828cda7cee26b0f604535", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b88d9e5e8858100accc23e941c9ad3b74c8bd1894e828cda7cee26b0f604535", kill_on_drop: false }`
[INFO] [stdout] 1b88d9e5e8858100accc23e941c9ad3b74c8bd1894e828cda7cee26b0f604535