[INFO] cloning repository https://github.com/Toxblh/a4tech-control
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Toxblh/a4tech-control" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FToxblh%2Fa4tech-control", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FToxblh%2Fa4tech-control'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d10c2fc9418672f6ae2d2c3b71b462cef63f2212
[INFO] checking Toxblh/a4tech-control against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FToxblh%2Fa4tech-control" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Toxblh/a4tech-control on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Toxblh/a4tech-control
[INFO] finished tweaking git repo https://github.com/Toxblh/a4tech-control
[INFO] tweaked toml for git repo https://github.com/Toxblh/a4tech-control written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/Toxblh/a4tech-control already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "24582f5f520f7a4d57b0de07bab42133912324fe76f1f0205136c6b73c414fef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24582f5f520f7a4d57b0de07bab42133912324fe76f1f0205136c6b73c414fef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24582f5f520f7a4d57b0de07bab42133912324fe76f1f0205136c6b73c414fef", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "8862b22e5ef85bd5a1dadf1189e2d2df834f0767fcdac800837268723c05f2cc", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
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[INFO] [stderr]    Compiling cairo-sys-rs v0.10.0
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[INFO] [stderr]     Checking futures-executor v0.3.5
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[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking a4tech-control v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr] warning: failed to automatically apply fixes suggested by rustc to crate `a4tech_control`
[INFO] [stderr] 
[INFO] [stderr] after fixes were automatically applied the compiler reported errors within these files:
[INFO] [stderr] 
[INFO] [stderr]   * src/ui.rs
[INFO] [stderr] 
[INFO] [stderr] This likely indicates a bug in either rustc or cargo itself,
[INFO] [stderr] and we would appreciate a bug report! You're likely to see 
[INFO] [stderr] a number of compiler warnings after this message which cargo
[INFO] [stderr] attempted to fix but failed. If you could open an issue at
[INFO] [stderr] https://github.com/rust-lang/rust/issues
[INFO] [stderr] quoting the full output of this command we'd be very appreciative!
[INFO] [stderr] Note that you may be able to make some more progress in the near-term
[INFO] [stderr] fixing code with the `--broken-code` flag
[INFO] [stderr] 
[INFO] [stderr] The following errors were reported:
[INFO] [stderr] error[E0425]: cannot find value `_window` in this scope
[INFO] [stderr]   --> src/ui.rs:54:39
[INFO] [stderr]    |
[INFO] [stderr] 54 |     lvl0.connect_clicked(clone!(@weak _window => move |_| {
[INFO] [stderr]    |                                       ^^^^^^^ help: a local variable with a similar name exists: `window`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `_window` in this scope
[INFO] [stderr]   --> src/ui.rs:59:39
[INFO] [stderr]    |
[INFO] [stderr] 59 |     lvl1.connect_clicked(clone!(@weak _window => move |_| {
[INFO] [stderr]    |                                       ^^^^^^^ help: a local variable with a similar name exists: `window`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `_window` in this scope
[INFO] [stderr]   --> src/ui.rs:64:39
[INFO] [stderr]    |
[INFO] [stderr] 64 |     lvl2.connect_clicked(clone!(@weak _window => move |_| {
[INFO] [stderr]    |                                       ^^^^^^^ help: a local variable with a similar name exists: `window`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `_window` in this scope
[INFO] [stderr]   --> src/ui.rs:69:39
[INFO] [stderr]    |
[INFO] [stderr] 69 |     lvl3.connect_clicked(clone!(@weak _window => move |_| {
[INFO] [stderr]    |                                       ^^^^^^^ help: a local variable with a similar name exists: `window`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0425`.
[INFO] [stderr] Original diagnostics will follow.
[INFO] [stderr] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]   --> src/ui.rs:54:39
[INFO] [stdout]    |
[INFO] [stdout] 54 |     lvl0.connect_clicked(clone!(@weak window => move |_| {
[INFO] [stdout]    |                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]   --> src/ui.rs:59:39
[INFO] [stdout]    |
[INFO] [stdout] 59 |     lvl1.connect_clicked(clone!(@weak window => move |_| {
[INFO] [stdout]    |                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]   --> src/ui.rs:64:39
[INFO] [stdout]    |
[INFO] [stdout] 64 |     lvl2.connect_clicked(clone!(@weak window => move |_| {
[INFO] [stdout]    |                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]   --> src/ui.rs:69:39
[INFO] [stdout]    |
[INFO] [stdout] 69 |     lvl3.connect_clicked(clone!(@weak window => move |_| {
[INFO] [stdout]    |                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]   --> src/ui.rs:54:39
[INFO] [stdout]    |
[INFO] [stdout] 54 |     lvl0.connect_clicked(clone!(@weak window => move |_| {
[INFO] [stdout]    |                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]   --> src/ui.rs:59:39
[INFO] [stdout]    |
[INFO] [stdout] 59 |     lvl1.connect_clicked(clone!(@weak window => move |_| {
[INFO] [stdout]    |                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]   --> src/ui.rs:64:39
[INFO] [stdout]    |
[INFO] [stdout] 64 |     lvl2.connect_clicked(clone!(@weak window => move |_| {
[INFO] [stdout]    |                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]   --> src/ui.rs:69:39
[INFO] [stdout]    |
[INFO] [stdout] 69 |     lvl3.connect_clicked(clone!(@weak window => move |_| {
[INFO] [stdout]    |                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `click_button`
[INFO] [stdout]   --> src/ui.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn click_button(brightness: u8) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `update_brightness`
[INFO] [stdout]   --> src/ui.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn update_brightness(label: &gtk::Label, slider: &gtk::Scale) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `update_model`
[INFO] [stdout]   --> src/ui.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn update_model(label: &gtk::Label) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_ui`
[INFO] [stdout]   --> src/ui.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn build_ui(_application: &gtk::Application) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `launch`
[INFO] [stdout]   --> src/ui.rs:84:8
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub fn launch() {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `click_button`
[INFO] [stdout]   --> src/ui.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn click_button(brightness: u8) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `update_brightness`
[INFO] [stdout]   --> src/ui.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn update_brightness(label: &gtk::Label, slider: &gtk::Scale) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `update_model`
[INFO] [stdout]   --> src/ui.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn update_model(label: &gtk::Label) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_ui`
[INFO] [stdout]   --> src/ui.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn build_ui(_application: &gtk::Application) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `launch`
[INFO] [stdout]   --> src/ui.rs:84:8
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub fn launch() {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 25s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking a4tech-control v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]   --> src/ui.rs:54:39
[INFO] [stdout]    |
[INFO] [stdout] 54 |     lvl0.connect_clicked(clone!(@weak window => move |_| {
[INFO] [stdout]    |                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]   --> src/ui.rs:59:39
[INFO] [stdout]    |
[INFO] [stdout] 59 |     lvl1.connect_clicked(clone!(@weak window => move |_| {
[INFO] [stdout]    |                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]   --> src/ui.rs:64:39
[INFO] [stdout]    |
[INFO] [stdout] 64 |     lvl2.connect_clicked(clone!(@weak window => move |_| {
[INFO] [stdout]    |                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]   --> src/ui.rs:69:39
[INFO] [stdout]    |
[INFO] [stdout] 69 |     lvl3.connect_clicked(clone!(@weak window => move |_| {
[INFO] [stdout]    |                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]   --> src/ui.rs:54:39
[INFO] [stdout]    |
[INFO] [stdout] 54 |     lvl0.connect_clicked(clone!(@weak window => move |_| {
[INFO] [stdout]    |                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]   --> src/ui.rs:59:39
[INFO] [stdout]    |
[INFO] [stdout] 59 |     lvl1.connect_clicked(clone!(@weak window => move |_| {
[INFO] [stdout]    |                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]   --> src/ui.rs:64:39
[INFO] [stdout]    |
[INFO] [stdout] 64 |     lvl2.connect_clicked(clone!(@weak window => move |_| {
[INFO] [stdout]    |                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]   --> src/ui.rs:69:39
[INFO] [stdout]    |
[INFO] [stdout] 69 |     lvl3.connect_clicked(clone!(@weak window => move |_| {
[INFO] [stdout]    |                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `click_button`
[INFO] [stdout]   --> src/ui.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn click_button(brightness: u8) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `update_brightness`
[INFO] [stdout]   --> src/ui.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn update_brightness(label: &gtk::Label, slider: &gtk::Scale) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `update_model`
[INFO] [stdout]   --> src/ui.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn update_model(label: &gtk::Label) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_ui`
[INFO] [stdout]   --> src/ui.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn build_ui(_application: &gtk::Application) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `launch`
[INFO] [stdout]   --> src/ui.rs:84:8
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub fn launch() {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `click_button`
[INFO] [stdout]   --> src/ui.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn click_button(brightness: u8) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `update_brightness`
[INFO] [stdout]   --> src/ui.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn update_brightness(label: &gtk::Label, slider: &gtk::Scale) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `update_model`
[INFO] [stdout]   --> src/ui.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn update_model(label: &gtk::Label) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `build_ui`
[INFO] [stdout]   --> src/ui.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn build_ui(_application: &gtk::Application) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `launch`
[INFO] [stdout]   --> src/ui.rs:84:8
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub fn launch() {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "8862b22e5ef85bd5a1dadf1189e2d2df834f0767fcdac800837268723c05f2cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8862b22e5ef85bd5a1dadf1189e2d2df834f0767fcdac800837268723c05f2cc", kill_on_drop: false }`
[INFO] [stdout] 8862b22e5ef85bd5a1dadf1189e2d2df834f0767fcdac800837268723c05f2cc