[INFO] cloning repository https://github.com/colinbdclark/libflock-cpal [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/colinbdclark/libflock-cpal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolinbdclark%2Flibflock-cpal", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolinbdclark%2Flibflock-cpal'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] eb326a5da4232da27014a883fe7bb000edeead57 [INFO] checking colinbdclark/libflock-cpal against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolinbdclark%2Flibflock-cpal" "/workspace/builds/worker-103/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-103/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/colinbdclark/libflock-cpal on toolchain 39e1293fce4b650061e85dda88aa428f726a8444 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/colinbdclark/libflock-cpal [INFO] finished tweaking git repo https://github.com/colinbdclark/libflock-cpal [INFO] tweaked toml for git repo https://github.com/colinbdclark/libflock-cpal written to /workspace/builds/worker-103/source/Cargo.toml [INFO] crate git repo https://github.com/colinbdclark/libflock-cpal already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9d9bc023170c6eb2637fa2ee4f62f45edabe0a24ce684a56adb31c6c86bfc1db [INFO] running `Command { std: "docker" "start" "-a" "9d9bc023170c6eb2637fa2ee4f62f45edabe0a24ce684a56adb31c6c86bfc1db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9d9bc023170c6eb2637fa2ee4f62f45edabe0a24ce684a56adb31c6c86bfc1db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d9bc023170c6eb2637fa2ee4f62f45edabe0a24ce684a56adb31c6c86bfc1db", kill_on_drop: false }` [INFO] [stdout] 9d9bc023170c6eb2637fa2ee4f62f45edabe0a24ce684a56adb31c6c86bfc1db [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9e58fc54a8de3d631e32e747038326b8860ab5357d09cfcd3adc958fb2662d2a [INFO] running `Command { std: "docker" "start" "-a" "9e58fc54a8de3d631e32e747038326b8860ab5357d09cfcd3adc958fb2662d2a", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v1.0.70 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling cpal v0.13.3 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling alsa-sys v0.3.1 [INFO] [stderr] Checking lock_api v0.4.3 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking libloading v0.6.7 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking jack-sys v0.2.2 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking nix v0.20.0 [INFO] [stderr] Checking jack v0.6.6 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking alsa v0.5.0 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling merge_derive v0.1.0 [INFO] [stderr] Compiling thiserror-impl v1.0.24 [INFO] [stderr] Checking merge v0.1.0 [INFO] [stderr] Checking thiserror v1.0.24 [INFO] [stderr] Checking flocking v0.0.1 (/opt/rustwide/workdir/flocking) [INFO] [stderr] Checking flocking_cpal v0.0.1 (/opt/rustwide/workdir/flocking_cpal) [INFO] [stdout] warning: unused variable: `configs_range` [INFO] [stdout] --> flocking_cpal/src/env.rs:100:9 [INFO] [stdout] | [INFO] [stdout] 100 | let configs_range = device.supported_output_configs(); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_configs_range` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `settings` [INFO] [stdout] --> flocking_cpal/src/env.rs:98:5 [INFO] [stdout] | [INFO] [stdout] 98 | settings: &EnvironmentSettings [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_settings` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `host_audio` [INFO] [stdout] --> flocking_cpal/src/env.rs:132:9 [INFO] [stdout] | [INFO] [stdout] 132 | host_audio: &HostAudio, [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_host_audio` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `settings` [INFO] [stdout] --> flocking_cpal/src/env.rs:133:9 [INFO] [stdout] | [INFO] [stdout] 133 | settings: &EnvironmentSettings [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_settings` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `configs_range` [INFO] [stdout] --> flocking_cpal/src/env.rs:100:9 [INFO] [stdout] | [INFO] [stdout] 100 | let configs_range = device.supported_output_configs(); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_configs_range` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `settings` [INFO] [stdout] --> flocking_cpal/src/env.rs:98:5 [INFO] [stdout] | [INFO] [stdout] 98 | settings: &EnvironmentSettings [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_settings` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `host_audio` [INFO] [stdout] --> flocking_cpal/src/env.rs:132:9 [INFO] [stdout] | [INFO] [stdout] 132 | host_audio: &HostAudio, [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_host_audio` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `settings` [INFO] [stdout] --> flocking_cpal/src/env.rs:133:9 [INFO] [stdout] | [INFO] [stdout] 133 | settings: &EnvironmentSettings [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_settings` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `settings` [INFO] [stdout] --> flocking_cpal/src/env.rs:140:5 [INFO] [stdout] | [INFO] [stdout] 140 | settings: EnvironmentSettings, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `settings` [INFO] [stdout] --> flocking_cpal/src/env.rs:140:5 [INFO] [stdout] | [INFO] [stdout] 140 | settings: EnvironmentSettings, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 30.45s [INFO] running `Command { std: "docker" "inspect" "9e58fc54a8de3d631e32e747038326b8860ab5357d09cfcd3adc958fb2662d2a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e58fc54a8de3d631e32e747038326b8860ab5357d09cfcd3adc958fb2662d2a", kill_on_drop: false }` [INFO] [stdout] 9e58fc54a8de3d631e32e747038326b8860ab5357d09cfcd3adc958fb2662d2a