[INFO] cloning repository https://github.com/mrod502/pi-pwm-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mrod502/pi-pwm-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrod502%2Fpi-pwm-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrod502%2Fpi-pwm-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a7194fdca7af47ced44870a11c7e36eafc23d24
[INFO] checking mrod502/pi-pwm-rs against try#87f2ecc56b5f6032b075c8934ebc77f28d57183c for pr-148190
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrod502%2Fpi-pwm-rs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mrod502/pi-pwm-rs
[INFO] finished tweaking git repo https://github.com/mrod502/pi-pwm-rs
[INFO] tweaked toml for git repo https://github.com/mrod502/pi-pwm-rs written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mrod502/pi-pwm-rs on toolchain 87f2ecc56b5f6032b075c8934ebc77f28d57183c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mrod502/pi-pwm-rs 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" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "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 proc-macro2 v1.0.96
[INFO] [stderr]   Downloaded clap v4.5.44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03000d0f7c2ee2c215c232399577bd916af4973d60be4273430a899ef4200e35
[INFO] running `Command { std: "docker" "start" "-a" "03000d0f7c2ee2c215c232399577bd916af4973d60be4273430a899ef4200e35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03000d0f7c2ee2c215c232399577bd916af4973d60be4273430a899ef4200e35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03000d0f7c2ee2c215c232399577bd916af4973d60be4273430a899ef4200e35", kill_on_drop: false }`
[INFO] [stdout] 03000d0f7c2ee2c215c232399577bd916af4973d60be4273430a899ef4200e35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8228023b82dee03845dfb008afeb2f99c9dc27ce8ef7c38664fb941531b1c98f
[INFO] running `Command { std: "docker" "start" "-a" "8228023b82dee03845dfb008afeb2f99c9dc27ce8ef7c38664fb941531b1c98f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.96
[INFO] [stderr]     Checking anstyle-query v1.1.4
[INFO] [stderr]     Checking anstream v0.6.20
[INFO] [stderr]     Checking clap_builder v4.5.44
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling clap_derive v4.5.41
[INFO] [stderr]     Checking clap v4.5.44
[INFO] [stderr]     Checking pi-pwm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `fmt::Error`
[INFO] [stdout]  --> src/sys_fs/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fmt::Error, fs::read_to_string, path::Path};
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fmt::Error`
[INFO] [stdout]  --> src/sys_fs/mod.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fmt::Error, fs::read_to_string, path::Path};
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `interface`
[INFO] [stdout]   --> src/sys_fs/mod.rs:43:27
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn get_enabled(&self, interface: u8) -> Result<bool, Self::Error> {
[INFO] [stdout]    |                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_interface`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `interface`
[INFO] [stdout]   --> src/sys_fs/mod.rs:52:28
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn get_polarity(&self, interface: u8) -> Result<Polarity, Self::Error> {
[INFO] [stdout]    |                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_interface`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `interface`
[INFO] [stdout]   --> src/sys_fs/mod.rs:43:27
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn get_enabled(&self, interface: u8) -> Result<bool, Self::Error> {
[INFO] [stdout]    |                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_interface`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `interface`
[INFO] [stdout]   --> src/sys_fs/mod.rs:52:28
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn get_polarity(&self, interface: u8) -> Result<Polarity, Self::Error> {
[INFO] [stdout]    |                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_interface`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Polarity` is never used
[INFO] [stdout]  --> src/pwm/mod.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Polarity {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_polarity` is never used
[INFO] [stdout]   --> src/pwm/mod.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub trait PwmRead {
[INFO] [stdout]    |           ------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 11 |     fn get_polarity(&self, interface: u8) -> Result<Polarity, Self::Error>;
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `PwmWrite` is never used
[INFO] [stdout]   --> src/pwm/mod.rs:14:11
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub trait PwmWrite {
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Pwm` is never used
[INFO] [stdout]   --> src/pwm/mod.rs:22:11
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub trait Pwm: PwmRead + PwmWrite {}
[INFO] [stdout]    |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Polarity` is never used
[INFO] [stdout]  --> src/pwm/mod.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Polarity {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_polarity` is never used
[INFO] [stdout]   --> src/pwm/mod.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub trait PwmRead {
[INFO] [stdout]    |           ------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 11 |     fn get_polarity(&self, interface: u8) -> Result<Polarity, Self::Error>;
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `PwmWrite` is never used
[INFO] [stdout]   --> src/pwm/mod.rs:14:11
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub trait PwmWrite {
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Pwm` is never used
[INFO] [stdout]   --> src/pwm/mod.rs:22:11
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub trait Pwm: PwmRead + PwmWrite {}
[INFO] [stdout]    |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.30s
[INFO] running `Command { std: "docker" "inspect" "8228023b82dee03845dfb008afeb2f99c9dc27ce8ef7c38664fb941531b1c98f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8228023b82dee03845dfb008afeb2f99c9dc27ce8ef7c38664fb941531b1c98f", kill_on_drop: false }`
[INFO] [stdout] 8228023b82dee03845dfb008afeb2f99c9dc27ce8ef7c38664fb941531b1c98f