[INFO] cloning repository https://github.com/finkegabriel/rusty
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/finkegabriel/rusty" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffinkegabriel%2Frusty", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffinkegabriel%2Frusty'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] be76028411355b2c6e9e761a433e1265a24fc25e
[INFO] checking finkegabriel/rusty against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffinkegabriel%2Frusty" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/finkegabriel/rusty on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-14/source/.cargo/config
[INFO] started tweaking git repo https://github.com/finkegabriel/rusty
[INFO] finished tweaking git repo https://github.com/finkegabriel/rusty
[INFO] tweaked toml for git repo https://github.com/finkegabriel/rusty written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/finkegabriel/rusty already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.built
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cargo-run-script v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aaf996975d27fad3e1f63feb09ab7eeed125712f255fe8f5db5e4fb3a281abf8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "aaf996975d27fad3e1f63feb09ab7eeed125712f255fe8f5db5e4fb3a281abf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aaf996975d27fad3e1f63feb09ab7eeed125712f255fe8f5db5e4fb3a281abf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaf996975d27fad3e1f63feb09ab7eeed125712f255fe8f5db5e4fb3a281abf8", kill_on_drop: false }`
[INFO] [stdout] aaf996975d27fad3e1f63feb09ab7eeed125712f255fe8f5db5e4fb3a281abf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db1d6c4386f9a315fe5a6999c0826ce29f106453df23e78dc2e730d206a4b1f7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "db1d6c4386f9a315fe5a6999c0826ce29f106453df23e78dc2e730d206a4b1f7", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.built
[INFO] [stderr]     Checking rppal v0.11.3
[INFO] [stderr]     Checking rusty v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `bpin`
[INFO] [stdout]   --> src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut bpin = Gpio::new()?.get(GPIO_MotorTwo)?.into_output();
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bpin`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut bpin = Gpio::new()?.get(GPIO_MotorTwo)?.into_output();
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `GPIO_Motor` should have an upper case name
[INFO] [stdout]  --> src/main.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const GPIO_Motor: u8 = 23;
[INFO] [stdout]   |       ^^^^^^^^^^ help: convert the identifier to upper case: `GPIO_MOTOR`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `GPIO_MotorTwo` should have an upper case name
[INFO] [stdout]  --> src/main.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const GPIO_MotorTwo: u8 = 24; //???
[INFO] [stdout]   |       ^^^^^^^^^^^^^ help: convert the identifier to upper case: `GPIO_MOTOR_TWO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bpin`
[INFO] [stdout]   --> src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut bpin = Gpio::new()?.get(GPIO_MotorTwo)?.into_output();
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bpin`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut bpin = Gpio::new()?.get(GPIO_MotorTwo)?.into_output();
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `GPIO_Motor` should have an upper case name
[INFO] [stdout]  --> src/main.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const GPIO_Motor: u8 = 23;
[INFO] [stdout]   |       ^^^^^^^^^^ help: convert the identifier to upper case: `GPIO_MOTOR`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `GPIO_MotorTwo` should have an upper case name
[INFO] [stdout]  --> src/main.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const GPIO_MotorTwo: u8 = 24; //???
[INFO] [stdout]   |       ^^^^^^^^^^^^^ help: convert the identifier to upper case: `GPIO_MOTOR_TWO`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.62s
[INFO] running `Command { std: "docker" "inspect" "db1d6c4386f9a315fe5a6999c0826ce29f106453df23e78dc2e730d206a4b1f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db1d6c4386f9a315fe5a6999c0826ce29f106453df23e78dc2e730d206a4b1f7", kill_on_drop: false }`
[INFO] [stdout] db1d6c4386f9a315fe5a6999c0826ce29f106453df23e78dc2e730d206a4b1f7