[INFO] cloning repository https://github.com/yhw2003/oxy-linux-pwm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yhw2003/oxy-linux-pwm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyhw2003%2Foxy-linux-pwm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyhw2003%2Foxy-linux-pwm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 521b00d9785b7e12ad8dc866509c44091aff1330
[INFO] checking yhw2003/oxy-linux-pwm against master#a26e97be8826d408309fffbd8168362365719f50 for pr-136776
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyhw2003%2Foxy-linux-pwm" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yhw2003/oxy-linux-pwm on toolchain a26e97be8826d408309fffbd8168362365719f50
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a26e97be8826d408309fffbd8168362365719f50" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yhw2003/oxy-linux-pwm
[INFO] finished tweaking git repo https://github.com/yhw2003/oxy-linux-pwm
[INFO] tweaked toml for git repo https://github.com/yhw2003/oxy-linux-pwm written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/yhw2003/oxy-linux-pwm 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" "+a26e97be8826d408309fffbd8168362365719f50" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+a26e97be8826d408309fffbd8168362365719f50" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36f23826c531e92ac274e7d2b6082e871543c5d6c387eb68d0721056087f552c
[INFO] running `Command { std: "docker" "start" "-a" "36f23826c531e92ac274e7d2b6082e871543c5d6c387eb68d0721056087f552c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36f23826c531e92ac274e7d2b6082e871543c5d6c387eb68d0721056087f552c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36f23826c531e92ac274e7d2b6082e871543c5d6c387eb68d0721056087f552c", kill_on_drop: false }`
[INFO] [stdout] 36f23826c531e92ac274e7d2b6082e871543c5d6c387eb68d0721056087f552c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+a26e97be8826d408309fffbd8168362365719f50" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04ce284ba0cabcda280f7b0f77a3bf78b12fb248d905ecfb37b04b53c1b9d3f4
[INFO] running `Command { std: "docker" "start" "-a" "04ce284ba0cabcda280f7b0f77a3bf78b12fb248d905ecfb37b04b53c1b9d3f4", kill_on_drop: false }`
[INFO] [stderr]     Checking oxy-linux-pwm v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `get_duty_cycle` is never used
[INFO] [stdout]    --> src/sysfs.rs:119:8
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub fn get_duty_cycle(pwm_chip: u8, pwm_channel: u8) -> Result<u64, io::Error> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_period` is never used
[INFO] [stdout]    --> src/sysfs.rs:141:8
[INFO] [stdout]     |
[INFO] [stdout] 141 | pub fn get_period(pwm_chip: u8, pwm_channel: u8) -> Result<u64, io::Error> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_polarity` is never used
[INFO] [stdout]    --> src/sysfs.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 163 | pub fn get_polarity(pwm_chip: u8, pwm_channel: u8) -> Result<Polarity, io::Error> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `managed_channels` is never read
[INFO] [stdout]  --> src/service.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct PwmService {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 2 |     managed_channels: Vec<(u8, u8)>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/service.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl PwmService {
[INFO] [stdout]   | --------------- associated function in this implementation
[INFO] [stdout] 6 |     fn new () -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_duty_cycle` is never used
[INFO] [stdout]    --> src/sysfs.rs:119:8
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub fn get_duty_cycle(pwm_chip: u8, pwm_channel: u8) -> Result<u64, io::Error> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_period` is never used
[INFO] [stdout]    --> src/sysfs.rs:141:8
[INFO] [stdout]     |
[INFO] [stdout] 141 | pub fn get_period(pwm_chip: u8, pwm_channel: u8) -> Result<u64, io::Error> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_polarity` is never used
[INFO] [stdout]    --> src/sysfs.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 163 | pub fn get_polarity(pwm_chip: u8, pwm_channel: u8) -> Result<Polarity, io::Error> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `managed_channels` is never read
[INFO] [stdout]  --> src/service.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct PwmService {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 2 |     managed_channels: Vec<(u8, u8)>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/service.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl PwmService {
[INFO] [stdout]   | --------------- associated function in this implementation
[INFO] [stdout] 6 |     fn new () -> Self {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "04ce284ba0cabcda280f7b0f77a3bf78b12fb248d905ecfb37b04b53c1b9d3f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04ce284ba0cabcda280f7b0f77a3bf78b12fb248d905ecfb37b04b53c1b9d3f4", kill_on_drop: false }`
[INFO] [stdout] 04ce284ba0cabcda280f7b0f77a3bf78b12fb248d905ecfb37b04b53c1b9d3f4