[INFO] cloning repository https://github.com/Gisleburt/flower-pi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Gisleburt/flower-pi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGisleburt%2Fflower-pi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGisleburt%2Fflower-pi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ebcfb95429475ba18f5a7265e601c101e4c91bb5
[INFO] checking Gisleburt/flower-pi/ebcfb95429475ba18f5a7265e601c101e4c91bb5 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGisleburt%2Fflower-pi" "/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/Gisleburt/flower-pi on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Gisleburt/flower-pi
[INFO] finished tweaking git repo https://github.com/Gisleburt/flower-pi
[INFO] tweaked toml for git repo https://github.com/Gisleburt/flower-pi written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Gisleburt/flower-pi 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 843c5636ddbe46ca1aab3279c58434510025cc1a64b0d9defdf01366fdf5e9f0
[INFO] running `Command { std: "docker" "start" "-a" "843c5636ddbe46ca1aab3279c58434510025cc1a64b0d9defdf01366fdf5e9f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "843c5636ddbe46ca1aab3279c58434510025cc1a64b0d9defdf01366fdf5e9f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "843c5636ddbe46ca1aab3279c58434510025cc1a64b0d9defdf01366fdf5e9f0", kill_on_drop: false }`
[INFO] [stdout] 843c5636ddbe46ca1aab3279c58434510025cc1a64b0d9defdf01366fdf5e9f0
[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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4620bd13fa645f174b72e09cd0aa21735b3aa316008d2a7466cc33c952ec169a
[INFO] running `Command { std: "docker" "start" "-a" "4620bd13fa645f174b72e09cd0aa21735b3aa316008d2a7466cc33c952ec169a", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `LedWritable`
[INFO] [stdout]   --> src/led.rs:10:35
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use interface::{LedInterface, LedWritable};
[INFO] [stdout]    |                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `LedWritable`
[INFO] [stdout]   --> src/led.rs:10:35
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use interface::{LedInterface, LedWritable};
[INFO] [stdout]    |                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/led/value.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl LedValue {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new(brightness: u8, red: u8, green: u8, blue: u8) -> Result<LedValue> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `handle` is never read
[INFO] [stdout]  --> src/pir.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct PassiveInfraRedSensor {
[INFO] [stdout]   |            --------------------- field in this struct
[INFO] [stdout] 7 |     handle: JoinHandle<Result<()>>,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/led/value.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl LedValue {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new(brightness: u8, red: u8, green: u8, blue: u8) -> Result<LedValue> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `handle` is never read
[INFO] [stdout]  --> src/pir.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct PassiveInfraRedSensor {
[INFO] [stdout]   |            --------------------- field in this struct
[INFO] [stdout] 7 |     handle: JoinHandle<Result<()>>,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.16s
[INFO] running `Command { std: "docker" "inspect" "4620bd13fa645f174b72e09cd0aa21735b3aa316008d2a7466cc33c952ec169a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4620bd13fa645f174b72e09cd0aa21735b3aa316008d2a7466cc33c952ec169a", kill_on_drop: false }`
[INFO] [stdout] 4620bd13fa645f174b72e09cd0aa21735b3aa316008d2a7466cc33c952ec169a