[INFO] cloning repository https://github.com/kkingsbe/electronic-focus-controller
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kkingsbe/electronic-focus-controller" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkingsbe%2Felectronic-focus-controller", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkingsbe%2Felectronic-focus-controller'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b1e168da2b8c2d097f0a357579b348e77a86ff94
[INFO] checking kkingsbe/electronic-focus-controller against master#4eb62535fc12dd1a63fd43a4173e224e79313c4d for pr-158816
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkingsbe%2Felectronic-focus-controller" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kkingsbe/electronic-focus-controller
[INFO] finished tweaking git repo https://github.com/kkingsbe/electronic-focus-controller
[INFO] tweaked toml for git repo https://github.com/kkingsbe/electronic-focus-controller written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kkingsbe/electronic-focus-controller on toolchain 4eb62535fc12dd1a63fd43a4173e224e79313c4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kkingsbe/electronic-focus-controller 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" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded windows-volume-control v0.1.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 81ca973eab06563b8254bb2b70da4cc1642a9ffa5a26bca0290a05ef364ded2b
[INFO] running `Command { std: "docker" "start" "81ca973eab06563b8254bb2b70da4cc1642a9ffa5a26bca0290a05ef364ded2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81ca973eab06563b8254bb2b70da4cc1642a9ffa5a26bca0290a05ef364ded2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "81ca973eab06563b8254bb2b70da4cc1642a9ffa5a26bca0290a05ef364ded2b" "/opt/rustwide/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81ca973eab06563b8254bb2b70da4cc1642a9ffa5a26bca0290a05ef364ded2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "81ca973eab06563b8254bb2b70da4cc1642a9ffa5a26bca0290a05ef364ded2b" "/opt/rustwide/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Checking three-d-asset v0.6.0
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[INFO] [stderr]     Checking electronic-focus-controller v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/windows_volume_controller.rs:26:11
[INFO] [stdout]    |
[INFO] [stdout] 26 |         if(volume > 1.0 || volume < 0.0) {
[INFO] [stdout]    |           ^                            ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 26 -         if(volume > 1.0 || volume < 0.0) {
[INFO] [stdout] 26 +         if volume > 1.0 || volume < 0.0 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/windows_volume_controller.rs:26:11
[INFO] [stdout]    |
[INFO] [stdout] 26 |         if(volume > 1.0 || volume < 0.0) {
[INFO] [stdout]    |           ^                            ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 26 -         if(volume > 1.0 || volume < 0.0) {
[INFO] [stdout] 26 +         if volume > 1.0 || volume < 0.0 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `api`
[INFO] [stdout]   --> src/knob.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let api = hidapi::HidApi::new().expect("Failed to create HID API");
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_api`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `api`
[INFO] [stdout]   --> src/knob.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let api = hidapi::HidApi::new().expect("Failed to create HID API");
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_api`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/gamepad.rs:154:43
[INFO] [stdout]     |
[INFO] [stdout] 154 |         while let Some(Event { id, event, time }) = self.gilrs.next_event() {
[INFO] [stdout]     |                                           ^^^^ help: try ignoring the field: `time: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `time`
[INFO] [stdout]    --> src/gamepad.rs:154:43
[INFO] [stdout]     |
[INFO] [stdout] 154 |         while let Some(Event { id, event, time }) = self.gilrs.next_event() {
[INFO] [stdout]     |                                           ^^^^ help: try ignoring the field: `time: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_device_ids` is never used
[INFO] [stdout]  --> src/knob.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn get_device_ids() -> Vec<u16> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_device_by_id` is never used
[INFO] [stdout]   --> src/knob.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn get_device_by_id(id: u16) -> DeviceInfo {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_target_device` is never used
[INFO] [stdout]   --> src/knob.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn find_target_device() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `KnobControlMode` is never used
[INFO] [stdout]   --> src/knob.rs:45:10
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub enum KnobControlMode {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `KnobCommand` is never used
[INFO] [stdout]   --> src/knob.rs:51:10
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub enum KnobCommand {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `KnobDirection` is never used
[INFO] [stdout]   --> src/knob.rs:60:10
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub enum KnobDirection {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Knob` is never constructed
[INFO] [stdout]   --> src/knob.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct Knob {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/knob.rs:78:12
[INFO] [stdout]     |
[INFO] [stdout]  77 | impl Knob {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout]  78 |     pub fn new() -> Knob {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  92 |     pub fn init(&mut self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |     fn val_to_command(&self, value: u8) -> Option<KnobCommand> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn handle_command(&mut self, value: u8) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 |     fn update_speed(&mut self, direction: KnobDirection) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 179 |     fn update_setpoint(&mut self, direction: KnobDirection) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 186 |     pub fn tick(&mut self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `FocusEventHandler` is never used
[INFO] [stdout]    --> src/knob.rs:207:11
[INFO] [stdout]     |
[INFO] [stdout] 207 | pub trait FocusEventHandler {
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `x` is never read
[INFO] [stdout]  --> src/gamepad.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct AxisState {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 5 |     pub x: f32,
[INFO] [stdout]   |         ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `exponential` is never used
[INFO] [stdout]    --> src/gamepad.rs:149:8
[INFO] [stdout]     |
[INFO] [stdout]  70 | impl GamepadDriver {
[INFO] [stdout]     | ------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 149 |     fn exponential(steepness: f32, input: f32) -> f32 {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WindowsVolumeController` is never constructed
[INFO] [stdout]  --> src/windows_volume_controller.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct WindowsVolumeController {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `read_volume`, `set_volume`, and `init` are never used
[INFO] [stdout]   --> src/windows_volume_controller.rs:8:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl WindowsVolumeController {
[INFO] [stdout]    | ---------------------------- associated items in this implementation
[INFO] [stdout]  8 |     pub fn new() -> WindowsVolumeController {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub fn read_volume(&self) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn set_volume(&self, volume: f32) -> () {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn init(&mut self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_device_ids` is never used
[INFO] [stdout]  --> src/knob.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn get_device_ids() -> Vec<u16> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_device_by_id` is never used
[INFO] [stdout]   --> src/knob.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn get_device_by_id(id: u16) -> DeviceInfo {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_target_device` is never used
[INFO] [stdout]   --> src/knob.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn find_target_device() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `KnobControlMode` is never used
[INFO] [stdout]   --> src/knob.rs:45:10
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub enum KnobControlMode {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `KnobCommand` is never used
[INFO] [stdout]   --> src/knob.rs:51:10
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub enum KnobCommand {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `KnobDirection` is never used
[INFO] [stdout]   --> src/knob.rs:60:10
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub enum KnobDirection {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Knob` is never constructed
[INFO] [stdout]   --> src/knob.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct Knob {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/knob.rs:78:12
[INFO] [stdout]     |
[INFO] [stdout]  77 | impl Knob {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout]  78 |     pub fn new() -> Knob {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  92 |     pub fn init(&mut self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |     fn val_to_command(&self, value: u8) -> Option<KnobCommand> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 117 |     pub fn handle_command(&mut self, value: u8) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 |     fn update_speed(&mut self, direction: KnobDirection) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 179 |     fn update_setpoint(&mut self, direction: KnobDirection) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 186 |     pub fn tick(&mut self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `FocusEventHandler` is never used
[INFO] [stdout]    --> src/knob.rs:207:11
[INFO] [stdout]     |
[INFO] [stdout] 207 | pub trait FocusEventHandler {
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `x` is never read
[INFO] [stdout]  --> src/gamepad.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct AxisState {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 5 |     pub x: f32,
[INFO] [stdout]   |         ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `exponential` is never used
[INFO] [stdout]    --> src/gamepad.rs:149:8
[INFO] [stdout]     |
[INFO] [stdout]  70 | impl GamepadDriver {
[INFO] [stdout]     | ------------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 149 |     fn exponential(steepness: f32, input: f32) -> f32 {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WindowsVolumeController` is never constructed
[INFO] [stdout]  --> src/windows_volume_controller.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct WindowsVolumeController {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `read_volume`, `set_volume`, and `init` are never used
[INFO] [stdout]   --> src/windows_volume_controller.rs:8:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl WindowsVolumeController {
[INFO] [stdout]    | ---------------------------- associated items in this implementation
[INFO] [stdout]  8 |     pub fn new() -> WindowsVolumeController {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub fn read_volume(&self) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn set_volume(&self, volume: f32) -> () {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn init(&mut self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.90s
[INFO] running `Command { std: "docker" "inspect" "81ca973eab06563b8254bb2b70da4cc1642a9ffa5a26bca0290a05ef364ded2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81ca973eab06563b8254bb2b70da4cc1642a9ffa5a26bca0290a05ef364ded2b", kill_on_drop: false }`
[INFO] [stdout] 81ca973eab06563b8254bb2b70da4cc1642a9ffa5a26bca0290a05ef364ded2b
