[INFO] cloning repository https://github.com/glindstedt/rustron
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/glindstedt/rustron" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglindstedt%2Frustron", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglindstedt%2Frustron'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa290ed19fc0df43128228fc27195be8594f7a35
[INFO] checking glindstedt/rustron against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglindstedt%2Frustron" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/glindstedt/rustron on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/glindstedt/rustron
[INFO] finished tweaking git repo https://github.com/glindstedt/rustron
[INFO] tweaked toml for git repo https://github.com/glindstedt/rustron written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/glindstedt/rustron already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 934c431dc60e4160f389036fdd325d9c98cbf949a78c06a11e36b95bff8f5d1d
[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" "934c431dc60e4160f389036fdd325d9c98cbf949a78c06a11e36b95bff8f5d1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "934c431dc60e4160f389036fdd325d9c98cbf949a78c06a11e36b95bff8f5d1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "934c431dc60e4160f389036fdd325d9c98cbf949a78c06a11e36b95bff8f5d1d", kill_on_drop: false }`
[INFO] [stdout] 934c431dc60e4160f389036fdd325d9c98cbf949a78c06a11e36b95bff8f5d1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2879b3e7bfd73d04343ebb55b2eb4902c58023a005bd1d9142dcf8513c9c5233
[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" "2879b3e7bfd73d04343ebb55b2eb4902c58023a005bd1d9142dcf8513c9c5233", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling ryu v1.0.1
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]     Checking strum v0.16.0
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking unicode-segmentation v1.3.0
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking hex v0.4.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking nix v0.9.0
[INFO] [stderr]     Checking termion v1.5.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling nom v5.0.1
[INFO] [stderr]    Compiling lexical-core v0.4.6
[INFO] [stderr]     Checking tui v0.6.2
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking alsa v0.2.2
[INFO] [stderr]     Checking flexi_logger v0.14.4
[INFO] [stderr]     Checking midir v0.5.0
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]     Checking rustron-lib v0.1.0 (/opt/rustwide/workdir/rustron-lib)
[INFO] [stdout] warning: unused import: `nom::error::ErrorKind`
[INFO] [stdout]    --> rustron-lib/src/parser.rs:265:9
[INFO] [stdout]     |
[INFO] [stdout] 265 |     use nom::error::ErrorKind;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::Err::Error`
[INFO] [stdout]    --> rustron-lib/src/parser.rs:266:9
[INFO] [stdout]     |
[INFO] [stdout] 266 |     use nom::Err::Error;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nom::IResult`
[INFO] [stdout]    --> rustron-lib/src/parser.rs:267:9
[INFO] [stdout]     |
[INFO] [stdout] 267 |     use nom::IResult;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Osc2Range`
[INFO] [stdout]    --> rustron-lib/src/parser.rs:278:53
[INFO] [stdout]     |
[INFO] [stdout] 278 |         Osc2Autoglide, Osc2BlendMode, Osc2KeyTrack, Osc2Range, Osc2TunePotBypass, OscSync,
[INFO] [stdout]     |                                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rustron v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `info`
[INFO] [stdout]  --> src/app.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use log::{error, info, warn, LevelFilter, Record};
[INFO] [stdout]   |                  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `info`
[INFO] [stdout]  --> src/app.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use log::{error, info, warn, LevelFilter, Record};
[INFO] [stdout]   |                  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `app`
[INFO] [stdout]    --> src/app.rs:379:13
[INFO] [stdout]     |
[INFO] [stdout] 379 |         let app = App::new();
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_app`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `device_id`
[INFO] [stdout]   --> src/app.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         device_id: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `osc_sync`
[INFO] [stdout]   --> src/app.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         osc_sync: bool,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `previous`
[INFO] [stdout]    --> src/app.rs:143:16
[INFO] [stdout]     |
[INFO] [stdout] 143 |         pub fn previous(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input_handle`
[INFO] [stdout]   --> src/events.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     input_handle: thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tick_handle`
[INFO] [stdout]   --> src/events.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     tick_handle: thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `midi_in`
[INFO] [stdout]   --> src/midi.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     midi_in: Option<MidiInputConnection<()>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `device_id`
[INFO] [stdout]   --> src/app.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         device_id: u8,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `paraphonic_mode`
[INFO] [stdout]   --> src/app.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         paraphonic_mode: bool,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `osc_sync`
[INFO] [stdout]   --> src/app.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         osc_sync: bool,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `global_settings`
[INFO] [stdout]   --> src/app.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         global_settings: GlobalSettingsState,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `global_setting_update`
[INFO] [stdout]   --> src/app.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |         fn global_setting_update(&mut self, global_setting: GlobalSetting) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update`
[INFO] [stdout]   --> src/app.rs:86:16
[INFO] [stdout]    |
[INFO] [stdout] 86 |         pub fn update(&mut self, message: NeutronMessage) {
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `previous`
[INFO] [stdout]    --> src/app.rs:143:16
[INFO] [stdout]     |
[INFO] [stdout] 143 |         pub fn previous(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input_handle`
[INFO] [stdout]   --> src/events.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     input_handle: thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tick_handle`
[INFO] [stdout]   --> src/events.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     tick_handle: thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `midi_in`
[INFO] [stdout]   --> src/midi.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     midi_in: Option<MidiInputConnection<()>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.07s
[INFO] running `Command { std: "docker" "inspect" "2879b3e7bfd73d04343ebb55b2eb4902c58023a005bd1d9142dcf8513c9c5233", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2879b3e7bfd73d04343ebb55b2eb4902c58023a005bd1d9142dcf8513c9c5233", kill_on_drop: false }`
[INFO] [stdout] 2879b3e7bfd73d04343ebb55b2eb4902c58023a005bd1d9142dcf8513c9c5233