[INFO] cloning repository https://github.com/szopqa/cnc-rustberry
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/szopqa/cnc-rustberry" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fszopqa%2Fcnc-rustberry", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fszopqa%2Fcnc-rustberry'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 260dac063ef51407221db95d431f11add8e51437
[INFO] testing szopqa/cnc-rustberry against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fszopqa%2Fcnc-rustberry" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/szopqa/cnc-rustberry on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/szopqa/cnc-rustberry
[INFO] finished tweaking git repo https://github.com/szopqa/cnc-rustberry
[INFO] tweaked toml for git repo https://github.com/szopqa/cnc-rustberry written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/szopqa/cnc-rustberry already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enigo v0.0.14
[INFO] [stderr]   Downloaded core-graphics v0.18.0
[INFO] [stderr]   Downloaded line_drawing v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 773306860be6e3852657c27a886ec005a013c3003da9e057839de8936aa03d67
[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" "773306860be6e3852657c27a886ec005a013c3003da9e057839de8936aa03d67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "773306860be6e3852657c27a886ec005a013c3003da9e057839de8936aa03d67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "773306860be6e3852657c27a886ec005a013c3003da9e057839de8936aa03d67", kill_on_drop: false }`
[INFO] [stdout] 773306860be6e3852657c27a886ec005a013c3003da9e057839de8936aa03d67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 462353396d402b7d754af8ed780b6329f493f533e545d27b0c227dd7d32de2da
[INFO] running `Command { std: "docker" "start" "-a" "462353396d402b7d754af8ed780b6329f493f533e545d27b0c227dd7d32de2da", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling pin-project-lite v0.1.7
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stderr]    Compiling enigo v0.0.14
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling line_drawing v0.8.0
[INFO] [stderr]    Compiling tokio v0.2.21
[INFO] [stderr]    Compiling rppal v0.11.3
[INFO] [stderr]    Compiling cnc-rustberry v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/device/servo/sg90.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn new(output_pin: OutputPin) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `CncPlotterDevice`
[INFO] [stdout]  --> src/device/cnc_plotter_device.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct CncPlotterDevice {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/device/cnc_plotter_device.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn new(_marker_servo: Box<dyn Servo>) -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `run`
[INFO] [stdout]   --> src/device/cnc_plotter_device.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn run(&mut self) -> () {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `SteppingDirection`
[INFO] [stdout]  --> src/device/stepper/stepper.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum SteppingDirection {
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `UlnStepperStepperDriver`
[INFO] [stdout]  --> src/device/stepper/uln2003.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct UlnStepperStepperDriver {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/device/stepper/uln2003.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new(_gpio_output_pins: [u8;4]) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `evaluate_step`
[INFO] [stdout]   --> src/device/stepper/uln2003.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn evaluate_step (_stepping_mode: SteppingDirection) -> isize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rotate_full_circle`
[INFO] [stdout]   --> src/device/stepper/uln2003.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn rotate_full_circle(&mut self, _stepping_mode: SteppingDirection) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rotate_for_angle`
[INFO] [stdout]   --> src/device/stepper/uln2003.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn rotate_for_angle(&mut self, _angle: f32, _stepping_mode: SteppingDirection) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_z`
[INFO] [stdout]   --> src/geometry/position.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn set_z(&mut self, _z: ZPosition) {self._z = _z;}
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `GPIO_PWM`
[INFO] [stdout]   --> src/main.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | const GPIO_PWM: u8 = 23;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `X_AXIS_STEPPER_PINS`
[INFO] [stdout]   --> src/main.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | const X_AXIS_STEPPER_PINS: [u8; 4] = [19, 26, 20, 21];
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `Y_AXIS_STEPPER_PINS`
[INFO] [stdout]   --> src/main.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | const Y_AXIS_STEPPER_PINS: [u8; 4] = [17, 22, 23, 24];
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_hardware`
[INFO] [stdout]   --> src/main.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn test_hardware() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MANUAL_SERVO_DOWN_INPUT` should have a snake case name
[INFO] [stdout]   --> src/device/cnc_plotter_device.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |         let MANUAL_SERVO_DOWN_INPUT: String = String::from("d\n");
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `manual_servo_down_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MANUAL_SERVO_UP_INPUT` should have a snake case name
[INFO] [stdout]   --> src/device/cnc_plotter_device.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let MANUAL_SERVO_UP_INPUT: String = String::from("u\n");
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `manual_servo_up_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/cnc_rustberry-c0fc7e22415777bd.cnc_rustberry.e3zg478c-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/cnc_rustberry-c0fc7e22415777bd.cnc_rustberry.e3zg478c-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/cnc_rustberry-c0fc7e22415777bd.cnc_rustberry.e3zg478c-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/cnc_rustberry-c0fc7e22415777bd.cnc_rustberry.e3zg478c-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/cnc_rustberry-c0fc7e22415777bd.cnc_rustberry.e3zg478c-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/cnc_rustberry-c0fc7e22415777bd.cnc_rustberry.e3zg478c-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/cnc_rustberry-c0fc7e22415777bd.cnc_rustberry.e3zg478c-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/cnc_rustberry-c0fc7e22415777bd.cnc_rustberry.e3zg478c-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/cnc_rustberry-c0fc7e22415777bd.cnc_rustberry.e3zg478c-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/cnc_rustberry-c0fc7e22415777bd.cnc_rustberry.e3zg478c-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/cnc_rustberry-c0fc7e22415777bd.cnc_rustberry.e3zg478c-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/cnc_rustberry-c0fc7e22415777bd.cnc_rustberry.e3zg478c-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/cnc_rustberry-c0fc7e22415777bd.cnc_rustberry.e3zg478c-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/cnc_rustberry-c0fc7e22415777bd.cnc_rustberry.e3zg478c-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/cnc_rustberry-c0fc7e22415777bd.cnc_rustberry.e3zg478c-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/cnc_rustberry-c0fc7e22415777bd.cnc_rustberry.e3zg478c-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/cnc_rustberry-c0fc7e22415777bd" "/opt/rustwide/target/debug/deps/cnc_rustberry-c0fc7e22415777bd.vjmqya47q5ubc32.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libenigo-c80e0a1dc2ad36ff.rlib" "/opt/rustwide/target/debug/deps/librppal-42c1c76476581e57.rlib" "/opt/rustwide/target/debug/deps/liblibc-b81290768ea6ee12.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-b2d06f7d60fcbb27.rlib" "/opt/rustwide/target/debug/deps/libline_drawing-bfc207da28c9c037.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-ce76a0740b185d80.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-cb2b583837c7ff21.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-7444fd17919e9af0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-0ee2f67026959ab7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-df1bcd1e82256d04.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-ed9ecf1b54021131.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0ede66bb24e94b96.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-7c2de7f50940865c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-b138d50085fd4683.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-6576870d8f2b9ae2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-042a30c5f67b2c91.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-7b3f33d3dbe385dc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-90b3063cd7b22527.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-17f9484f8dc4da1e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-df38345acd9d92e1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a5e10ca10bdd9e54.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-9e5b4162eeef2cef.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-3a4e739a77468800.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-0f3a0c116d5e04d6.rlib" "-Wl,-Bdynamic" "-lxdo" "-ldl" "-lutil" "-ldl" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lxdo
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cnc-rustberry`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "462353396d402b7d754af8ed780b6329f493f533e545d27b0c227dd7d32de2da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "462353396d402b7d754af8ed780b6329f493f533e545d27b0c227dd7d32de2da", kill_on_drop: false }`
[INFO] [stdout] 462353396d402b7d754af8ed780b6329f493f533e545d27b0c227dd7d32de2da