[INFO] fetching crate rust_gpiozero 0.2.1...
[INFO] checking rust_gpiozero-0.2.1 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate rust_gpiozero 0.2.1 into /workspace/builds/worker-101/source
[INFO] validating manifest of crates.io crate rust_gpiozero 0.2.1 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_gpiozero 0.2.1
[INFO] finished tweaking crates.io crate rust_gpiozero 0.2.1
[INFO] tweaked toml for crates.io crate rust_gpiozero 0.2.1 written to /workspace/builds/worker-101/source/Cargo.toml
[INFO] crate crates.io crate rust_gpiozero 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 86fd0bacf1429b30c67a7442805f34cb6ac7d7197b7de8220f88f238f3f825fd
[INFO] running `Command { std: "docker" "start" "-a" "86fd0bacf1429b30c67a7442805f34cb6ac7d7197b7de8220f88f238f3f825fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86fd0bacf1429b30c67a7442805f34cb6ac7d7197b7de8220f88f238f3f825fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86fd0bacf1429b30c67a7442805f34cb6ac7d7197b7de8220f88f238f3f825fd", kill_on_drop: false }`
[INFO] [stdout] 86fd0bacf1429b30c67a7442805f34cb6ac7d7197b7de8220f88f238f3f825fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c1af78b0484578a994a02543dd50809c25c337674db9eb2acba93eef70e2f6c
[INFO] running `Command { std: "docker" "start" "-a" "5c1af78b0484578a994a02543dd50809c25c337674db9eb2acba93eef70e2f6c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]     Checking rppal v0.12.0
[INFO] [stderr]     Checking rust_gpiozero v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `inactive_state`
[INFO] [stdout]   --> src/devices.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     inactive_state: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bounce_time`
[INFO] [stdout]    --> src/input_devices.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 101 |     bounce_time: Option<f32>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `inactive_state`
[INFO] [stdout]   --> src/devices.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     inactive_state: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bounce_time`
[INFO] [stdout]    --> src/input_devices.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 101 |     bounce_time: Option<f32>,
[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 [unoptimized + debuginfo] target(s) in 2.73s
[INFO] running `Command { std: "docker" "inspect" "5c1af78b0484578a994a02543dd50809c25c337674db9eb2acba93eef70e2f6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c1af78b0484578a994a02543dd50809c25c337674db9eb2acba93eef70e2f6c", kill_on_drop: false }`
[INFO] [stdout] 5c1af78b0484578a994a02543dd50809c25c337674db9eb2acba93eef70e2f6c