[INFO] cloning repository https://github.com/jackmead515/rust_pi_stepper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jackmead515/rust_pi_stepper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackmead515%2Frust_pi_stepper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackmead515%2Frust_pi_stepper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0211e66a2c5b3078e2f664c6c89b3e2d1e328941
[INFO] checking jackmead515/rust_pi_stepper against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackmead515%2Frust_pi_stepper" "/workspace/builds/worker-57/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-57/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jackmead515/rust_pi_stepper 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 git repo https://github.com/jackmead515/rust_pi_stepper
[INFO] finished tweaking git repo https://github.com/jackmead515/rust_pi_stepper
[INFO] tweaked toml for git repo https://github.com/jackmead515/rust_pi_stepper written to /workspace/builds/worker-57/source/Cargo.toml
[INFO] crate git repo https://github.com/jackmead515/rust_pi_stepper 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rppal v0.11.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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] 0214f220e81a7e634733f14d395e3f3672aaa10a7bbe406f869ffa90101ed80a
[INFO] running `Command { std: "docker" "start" "-a" "0214f220e81a7e634733f14d395e3f3672aaa10a7bbe406f869ffa90101ed80a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0214f220e81a7e634733f14d395e3f3672aaa10a7bbe406f869ffa90101ed80a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0214f220e81a7e634733f14d395e3f3672aaa10a7bbe406f869ffa90101ed80a", kill_on_drop: false }`
[INFO] [stdout] 0214f220e81a7e634733f14d395e3f3672aaa10a7bbe406f869ffa90101ed80a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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] 3ef3f7a322438b04423cd3ce0a2dfb9e03c3294a8f1617ed0b838eca5b2ff3ca
[INFO] running `Command { std: "docker" "start" "-a" "3ef3f7a322438b04423cd3ce0a2dfb9e03c3294a8f1617ed0b838eca5b2ff3ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking rppal v0.11.3
[INFO] [stderr]     Checking rust_l293d v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `activate_lpwm_speed`
[INFO] [stdout]   --> src/controller.rs:79:10
[INFO] [stdout]    |
[INFO] [stdout] 79 |   pub fn activate_lpwm_speed(self) {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_lspeed`
[INFO] [stdout]   --> src/controller.rs:83:10
[INFO] [stdout]    |
[INFO] [stdout] 83 |   pub fn set_lspeed(self, hertz: f64) {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lforward`
[INFO] [stdout]   --> src/controller.rs:91:10
[INFO] [stdout]    |
[INFO] [stdout] 91 |   pub fn lforward(self) {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lbackward`
[INFO] [stdout]    --> src/controller.rs:100:10
[INFO] [stdout]     |
[INFO] [stdout] 100 |   pub fn lbackward(self) {
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `activate_lpwm_speed`
[INFO] [stdout]   --> src/controller.rs:79:10
[INFO] [stdout]    |
[INFO] [stdout] 79 |   pub fn activate_lpwm_speed(self) {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_lspeed`
[INFO] [stdout]   --> src/controller.rs:83:10
[INFO] [stdout]    |
[INFO] [stdout] 83 |   pub fn set_lspeed(self, hertz: f64) {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lforward`
[INFO] [stdout]   --> src/controller.rs:91:10
[INFO] [stdout]    |
[INFO] [stdout] 91 |   pub fn lforward(self) {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `lbackward`
[INFO] [stdout]    --> src/controller.rs:100:10
[INFO] [stdout]     |
[INFO] [stdout] 100 |   pub fn lbackward(self) {
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/controller.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |     self.lpwm.unwrap().set_frequency(hertz, 0.5);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/controller.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 110 |     self.rpwm.as_ref().unwrap().set_frequency(hertz, 0.5);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/controller.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |     self.lpwm.unwrap().set_frequency(hertz, 0.5);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/controller.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 110 |     self.rpwm.as_ref().unwrap().set_frequency(hertz, 0.5);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.70s
[INFO] running `Command { std: "docker" "inspect" "3ef3f7a322438b04423cd3ce0a2dfb9e03c3294a8f1617ed0b838eca5b2ff3ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ef3f7a322438b04423cd3ce0a2dfb9e03c3294a8f1617ed0b838eca5b2ff3ca", kill_on_drop: false }`
[INFO] [stdout] 3ef3f7a322438b04423cd3ce0a2dfb9e03c3294a8f1617ed0b838eca5b2ff3ca