[INFO] cloning repository https://github.com/Alexander89/cnc-milling-machine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Alexander89/cnc-milling-machine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexander89%2Fcnc-milling-machine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexander89%2Fcnc-milling-machine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2ad415e393a2385b6e687ce7749db9dcf1fe139b
[INFO] checking Alexander89/cnc-milling-machine against master#8ac1525e091d3db28e67adcbbd6db1e1deaa37fb for pr-73323
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexander89%2Fcnc-milling-machine" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Alexander89/cnc-milling-machine on toolchain 8ac1525e091d3db28e67adcbbd6db1e1deaa37fb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Alexander89/cnc-milling-machine
[INFO] finished tweaking git repo https://github.com/Alexander89/cnc-milling-machine
[INFO] tweaked toml for git repo https://github.com/Alexander89/cnc-milling-machine written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/Alexander89/cnc-milling-machine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6fa0f2c18e62b46ed021089cb82f0f70bcee8e0f5f69042d0693b54b7562956
[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" "a6fa0f2c18e62b46ed021089cb82f0f70bcee8e0f5f69042d0693b54b7562956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6fa0f2c18e62b46ed021089cb82f0f70bcee8e0f5f69042d0693b54b7562956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6fa0f2c18e62b46ed021089cb82f0f70bcee8e0f5f69042d0693b54b7562956", kill_on_drop: false }`
[INFO] [stdout] a6fa0f2c18e62b46ed021089cb82f0f70bcee8e0f5f69042d0693b54b7562956
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+8ac1525e091d3db28e67adcbbd6db1e1deaa37fb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a3422ae1cd55e62aafe93c4a443b82b0f40b010de5a185e5696300b13a55b6d
[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" "4a3422ae1cd55e62aafe93c4a443b82b0f40b010de5a185e5696300b13a55b6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking gcode v0.6.1
[INFO] [stderr]     Checking rppal v0.11.3
[INFO] [stderr]     Checking gilrs-core v0.2.6
[INFO] [stderr]     Checking gilrs v0.7.4
[INFO] [stderr]     Checking cnc-control v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::Motor`
[INFO] [stdout]  --> src/motor/task.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::Motor;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MockMotor`
[INFO] [stdout]  --> src/main.rs:4:60
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::motor::{AutonomeMotor, CommandOwner, Direction, MockMotor, Motor, StepMotor};
[INFO] [stdout]   |                                                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Motor`
[INFO] [stdout]  --> src/motor/task.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::Motor;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MockMotor`
[INFO] [stdout]  --> src/main.rs:4:60
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::motor::{AutonomeMotor, CommandOwner, Direction, MockMotor, Motor, StepMotor};
[INFO] [stdout]   |                                                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/motor/mock_motor.rs:49:21
[INFO] [stdout]    |
[INFO] [stdout] 49 |                     driver.poll();
[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 `std::result::Result` that must be used
[INFO] [stdout]   --> src/motor/step_motor.rs:90:21
[INFO] [stdout]    |
[INFO] [stdout] 90 |                     driver.poll();
[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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/motor/mock_motor.rs:49:21
[INFO] [stdout]    |
[INFO] [stdout] 49 |                     driver.poll();
[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 `std::result::Result` that must be used
[INFO] [stdout]   --> src/motor/step_motor.rs:90:21
[INFO] [stdout]    |
[INFO] [stdout] 90 |                     driver.poll();
[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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.65s
[INFO] running `Command { std: "docker" "inspect" "4a3422ae1cd55e62aafe93c4a443b82b0f40b010de5a185e5696300b13a55b6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a3422ae1cd55e62aafe93c4a443b82b0f40b010de5a185e5696300b13a55b6d", kill_on_drop: false }`
[INFO] [stdout] 4a3422ae1cd55e62aafe93c4a443b82b0f40b010de5a185e5696300b13a55b6d