[INFO] cloning repository https://github.com/ankeris/cnc_printer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ankeris/cnc_printer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fankeris%2Fcnc_printer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fankeris%2Fcnc_printer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9721ad0435827bb48f1f01038c0e5c87739cf60b
[INFO] testing ankeris/cnc_printer against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fankeris%2Fcnc_printer" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ankeris/cnc_printer on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ankeris/cnc_printer
[INFO] finished tweaking git repo https://github.com/ankeris/cnc_printer
[INFO] tweaked toml for git repo https://github.com/ankeris/cnc_printer written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/ankeris/cnc_printer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 020cda1664bfb78ea7de56a8a718890fb70c630cec361b357e5be6915585da7c
[INFO] running `Command { std: "docker" "start" "-a" "020cda1664bfb78ea7de56a8a718890fb70c630cec361b357e5be6915585da7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "020cda1664bfb78ea7de56a8a718890fb70c630cec361b357e5be6915585da7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "020cda1664bfb78ea7de56a8a718890fb70c630cec361b357e5be6915585da7c", kill_on_drop: false }`
[INFO] [stdout] 020cda1664bfb78ea7de56a8a718890fb70c630cec361b357e5be6915585da7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a15593e69d3cb5675f2c59e1ae26ec31adfbb2965a5dc96c0c4a3ca901c5ea0
[INFO] running `Command { std: "docker" "start" "-a" "3a15593e69d3cb5675f2c59e1ae26ec31adfbb2965a5dc96c0c4a3ca901c5ea0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling gcode v0.5.2
[INFO] [stderr]    Compiling rppal v0.11.3
[INFO] [stderr]    Compiling stepper-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `micro_stepping_values`
[INFO] [stdout]   --> src/stepper_nema17/mod.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     micro_stepping_values: MicroStepping,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/stepper_nema17/mod.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[warn(dead_code)]
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] note: `StepperNEMA17` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/stepper_nema17/mod.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     calibrate(17, &x_thread_sender, Direction::CW);
[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/main.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     calibrate(10, &y_thread_sender, Direction::CCW);
[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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.82s
[INFO] running `Command { std: "docker" "inspect" "3a15593e69d3cb5675f2c59e1ae26ec31adfbb2965a5dc96c0c4a3ca901c5ea0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a15593e69d3cb5675f2c59e1ae26ec31adfbb2965a5dc96c0c4a3ca901c5ea0", kill_on_drop: false }`
[INFO] [stdout] 3a15593e69d3cb5675f2c59e1ae26ec31adfbb2965a5dc96c0c4a3ca901c5ea0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3c58f559f4af7a415cc5387b19b9ef24a9508ae577d2531936e4d3730e23f8d
[INFO] running `Command { std: "docker" "start" "-a" "e3c58f559f4af7a415cc5387b19b9ef24a9508ae577d2531936e4d3730e23f8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling stepper-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `micro_stepping_values`
[INFO] [stdout]   --> src/stepper_nema17/mod.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     micro_stepping_values: MicroStepping,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/stepper_nema17/mod.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[warn(dead_code)]
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] note: `StepperNEMA17` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/stepper_nema17/mod.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     calibrate(17, &x_thread_sender, Direction::CW);
[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/main.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     calibrate(10, &y_thread_sender, Direction::CCW);
[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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/stepper_rust-c5085e80ee4ed51c)
[INFO] running `Command { std: "docker" "inspect" "e3c58f559f4af7a415cc5387b19b9ef24a9508ae577d2531936e4d3730e23f8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3c58f559f4af7a415cc5387b19b9ef24a9508ae577d2531936e4d3730e23f8d", kill_on_drop: false }`
[INFO] [stdout] e3c58f559f4af7a415cc5387b19b9ef24a9508ae577d2531936e4d3730e23f8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4ab2c10dad2e1e725b3af39267beb36a07b35ce83f4806e2766313fd9f2a4a96
[INFO] running `Command { std: "docker" "start" "-a" "4ab2c10dad2e1e725b3af39267beb36a07b35ce83f4806e2766313fd9f2a4a96", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `micro_stepping_values`
[INFO] [stderr]   --> src/stepper_nema17/mod.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     micro_stepping_values: MicroStepping,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/stepper_nema17/mod.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | #[warn(dead_code)]
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] note: `StepperNEMA17` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/stepper_nema17/mod.rs:16:10
[INFO] [stderr]    |
[INFO] [stderr] 16 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     calibrate(17, &x_thread_sender, Direction::CW);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     calibrate(10, &y_thread_sender, Direction::CCW);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `stepper-rust` (bin "stepper-rust" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/stepper_rust-c5085e80ee4ed51c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4ab2c10dad2e1e725b3af39267beb36a07b35ce83f4806e2766313fd9f2a4a96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ab2c10dad2e1e725b3af39267beb36a07b35ce83f4806e2766313fd9f2a4a96", kill_on_drop: false }`
[INFO] [stdout] 4ab2c10dad2e1e725b3af39267beb36a07b35ce83f4806e2766313fd9f2a4a96