[INFO] cloning repository https://github.com/Windfisch/loopfisch [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Windfisch/loopfisch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWindfisch%2Floopfisch", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWindfisch%2Floopfisch'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 99cb86b7230840331fc4e5c3bbf146a690ac26d5 [INFO] checking Windfisch/loopfisch against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWindfisch%2Floopfisch" "/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/Windfisch/loopfisch on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Windfisch/loopfisch [INFO] finished tweaking git repo https://github.com/Windfisch/loopfisch [INFO] tweaked toml for git repo https://github.com/Windfisch/loopfisch written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/Windfisch/loopfisch already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating git repository `https://github.com/Windfisch/rust-assert-no-alloc` [INFO] [stderr] Updating git repository `https://github.com/Windfisch/rust-jack` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded crossterm v0.17.5 [INFO] [stderr] Downloaded intrusive-collections v0.9.0 [INFO] [stderr] Downloaded ringbuf v0.2.1 [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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5bc8e284ae8233bcec11d902d7513567e077a3fcb63454a67fb0f8e5909b0039 [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" "5bc8e284ae8233bcec11d902d7513567e077a3fcb63454a67fb0f8e5909b0039", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5bc8e284ae8233bcec11d902d7513567e077a3fcb63454a67fb0f8e5909b0039", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5bc8e284ae8233bcec11d902d7513567e077a3fcb63454a67fb0f8e5909b0039", kill_on_drop: false }` [INFO] [stdout] 5bc8e284ae8233bcec11d902d7513567e077a3fcb63454a67fb0f8e5909b0039 [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=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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a3498c8465cfa723db41b7c924676840b9a40a3169af88e2fa7cbb5434875bb6 [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" "a3498c8465cfa723db41b7c924676840b9a40a3169af88e2fa7cbb5434875bb6", kill_on_drop: false }` [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking assert_no_alloc v0.1.0 (https://github.com/Windfisch/rust-assert-no-alloc#3aadd93f) [INFO] [stderr] Checking ringbuf v0.2.1 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Checking net2 v0.2.34 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stderr] Checking jack-sys v0.2.0 (https://github.com/Windfisch/rust-jack#d77752bf) [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking jack v0.6.2 (https://github.com/Windfisch/rust-jack#d77752bf) [INFO] [stderr] Checking intrusive-collections v0.9.0 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking signal-hook v0.1.16 [INFO] [stderr] Checking crossterm v0.17.5 [INFO] [stderr] Checking loopfisch v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `client` [INFO] [stdout] --> src/engine.rs:227:33 [INFO] [stdout] | [INFO] [stdout] 227 | fn process_callback(&mut self, client: &jack::Client, scope: &jack::ProcessScope) -> jack::Control { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_client` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `client` [INFO] [stdout] --> src/engine.rs:227:33 [INFO] [stdout] | [INFO] [stdout] 227 | fn process_callback(&mut self, client: &jack::Client, scope: &jack::ProcessScope) -> jack::Control { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_client` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `SetMute` [INFO] [stdout] --> src/engine.rs:59:2 [INFO] [stdout] | [INFO] [stdout] 59 | SetMute(u32,bool), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `SetMidiMute` [INFO] [stdout] --> src/engine.rs:60:2 [INFO] [stdout] | [INFO] [stdout] 60 | SetMidiMute(u32,bool), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `DeleteTake` [INFO] [stdout] --> src/engine.rs:61:2 [INFO] [stdout] | [INFO] [stdout] 61 | DeleteTake(u32) [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `info` [INFO] [stdout] --> src/engine.rs:94:2 [INFO] [stdout] | [INFO] [stdout] 94 | info: MidiDeviceInfo, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `info` [INFO] [stdout] --> src/engine.rs:99:9 [INFO] [stdout] | [INFO] [stdout] 99 | pub fn info(&self) -> &MidiDeviceInfo { &self.info } [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `takes` [INFO] [stdout] --> src/engine.rs:100:9 [INFO] [stdout] | [INFO] [stdout] 100 | pub fn takes(&self) -> &Vec { &self.takes } [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `mididevices` [INFO] [stdout] --> src/engine.rs:113:9 [INFO] [stdout] | [INFO] [stdout] 113 | pub fn mididevices(&self) -> &Vec { &self.mididevices} [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `toggle_take_muted` [INFO] [stdout] --> src/engine.rs:168:9 [INFO] [stdout] | [INFO] [stdout] 168 | pub fn toggle_take_muted(&mut self, dev_id: usize, take_id: usize) -> Result<(),()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `toggle_miditake_muted` [INFO] [stdout] --> src/engine.rs:179:9 [INFO] [stdout] | [INFO] [stdout] 179 | pub fn toggle_miditake_muted(&mut self, dev_id: usize, take_id: usize) -> Result<(),()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `audio_dev` [INFO] [stdout] --> src/user_interface.rs:21:2 [INFO] [stdout] | [INFO] [stdout] 21 | audio_dev: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `midi_dev` [INFO] [stdout] --> src/user_interface.rs:22:2 [INFO] [stdout] | [INFO] [stdout] 22 | midi_dev: Option [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `device_map` [INFO] [stdout] --> src/user_interface.rs:29:2 [INFO] [stdout] | [INFO] [stdout] 29 | device_map: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `SetMute` [INFO] [stdout] --> src/engine.rs:59:2 [INFO] [stdout] | [INFO] [stdout] 59 | SetMute(u32,bool), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `SetMidiMute` [INFO] [stdout] --> src/engine.rs:60:2 [INFO] [stdout] | [INFO] [stdout] 60 | SetMidiMute(u32,bool), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `DeleteTake` [INFO] [stdout] --> src/engine.rs:61:2 [INFO] [stdout] | [INFO] [stdout] 61 | DeleteTake(u32) [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `info` [INFO] [stdout] --> src/engine.rs:94:2 [INFO] [stdout] | [INFO] [stdout] 94 | info: MidiDeviceInfo, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `info` [INFO] [stdout] --> src/engine.rs:99:9 [INFO] [stdout] | [INFO] [stdout] 99 | pub fn info(&self) -> &MidiDeviceInfo { &self.info } [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `takes` [INFO] [stdout] --> src/engine.rs:100:9 [INFO] [stdout] | [INFO] [stdout] 100 | pub fn takes(&self) -> &Vec { &self.takes } [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `mididevices` [INFO] [stdout] --> src/engine.rs:113:9 [INFO] [stdout] | [INFO] [stdout] 113 | pub fn mididevices(&self) -> &Vec { &self.mididevices} [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `toggle_take_muted` [INFO] [stdout] --> src/engine.rs:168:9 [INFO] [stdout] | [INFO] [stdout] 168 | pub fn toggle_take_muted(&mut self, dev_id: usize, take_id: usize) -> Result<(),()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `toggle_miditake_muted` [INFO] [stdout] --> src/engine.rs:179:9 [INFO] [stdout] | [INFO] [stdout] 179 | pub fn toggle_miditake_muted(&mut self, dev_id: usize, take_id: usize) -> Result<(),()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `audio_dev` [INFO] [stdout] --> src/user_interface.rs:21:2 [INFO] [stdout] | [INFO] [stdout] 21 | audio_dev: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `midi_dev` [INFO] [stdout] --> src/user_interface.rs:22:2 [INFO] [stdout] | [INFO] [stdout] 22 | midi_dev: Option [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `device_map` [INFO] [stdout] --> src/user_interface.rs:29:2 [INFO] [stdout] | [INFO] [stdout] 29 | device_map: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.29s [INFO] running `Command { std: "docker" "inspect" "a3498c8465cfa723db41b7c924676840b9a40a3169af88e2fa7cbb5434875bb6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3498c8465cfa723db41b7c924676840b9a40a3169af88e2fa7cbb5434875bb6", kill_on_drop: false }` [INFO] [stdout] a3498c8465cfa723db41b7c924676840b9a40a3169af88e2fa7cbb5434875bb6