[INFO] cloning repository https://github.com/Interfiber/rapd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Interfiber/rapd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FInterfiber%2Frapd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FInterfiber%2Frapd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 35fc430eb444d034c637f3e1fbc301929a98643e
[INFO] testing Interfiber/rapd against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FInterfiber%2Frapd" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Interfiber/rapd on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Interfiber/rapd
[INFO] finished tweaking git repo https://github.com/Interfiber/rapd
[INFO] tweaked toml for git repo https://github.com/Interfiber/rapd written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Interfiber/rapd already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 05476246ec4fde6166677bc7bfa6156a1033fb743df161281c2d02785db97c1a
[INFO] running `Command { std: "docker" "start" "-a" "05476246ec4fde6166677bc7bfa6156a1033fb743df161281c2d02785db97c1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05476246ec4fde6166677bc7bfa6156a1033fb743df161281c2d02785db97c1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05476246ec4fde6166677bc7bfa6156a1033fb743df161281c2d02785db97c1a", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e13fccfe4850bdb1ba06780dade9e1201fd0fdb883ec89e9618205faf55a1e7
[INFO] running `Command { std: "docker" "start" "-a" "5e13fccfe4850bdb1ba06780dade9e1201fd0fdb883ec89e9618205faf55a1e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
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[INFO] [stderr]    Compiling derivative v2.2.0
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[INFO] [stderr]    Compiling minimp3 v0.5.1
[INFO] [stderr]    Compiling audiotags v0.2.7182
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[INFO] [stderr]    Compiling enumflags2 v0.7.3
[INFO] [stderr]    Compiling proc-macro-crate v1.1.0
[INFO] [stderr]    Compiling rapc v0.1.0 (/opt/rustwide/workdir/rapc)
[INFO] [stderr]    Compiling zvariant_derive v3.1.2
[INFO] [stderr]    Compiling zbus_macros v2.1.1
[INFO] [stderr]    Compiling rapd v0.1.3 (/opt/rustwide/workdir/rapd)
[INFO] [stderr]    Compiling zvariant v3.1.2
[INFO] [stderr]    Compiling zbus_names v2.1.0
[INFO] [stderr]    Compiling zbus v2.1.1
[INFO] [stderr]    Compiling notify-rust v4.5.7
[INFO] [stderr]    Compiling rapd-notify v0.1.0 (/opt/rustwide/workdir/plugins/rapd-notify)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.29s
[INFO] running `Command { std: "docker" "inspect" "5e13fccfe4850bdb1ba06780dade9e1201fd0fdb883ec89e9618205faf55a1e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e13fccfe4850bdb1ba06780dade9e1201fd0fdb883ec89e9618205faf55a1e7", kill_on_drop: false }`
[INFO] [stdout] 5e13fccfe4850bdb1ba06780dade9e1201fd0fdb883ec89e9618205faf55a1e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1eb349e5710b7531218f85fa0ece077d57e1ed9126914e410b2400cf7a07e04
[INFO] running `Command { std: "docker" "start" "-a" "b1eb349e5710b7531218f85fa0ece077d57e1ed9126914e410b2400cf7a07e04", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rapc v0.1.0 (/opt/rustwide/workdir/rapc)
[INFO] [stderr]    Compiling rapd v0.1.3 (/opt/rustwide/workdir/rapd)
[INFO] [stderr]    Compiling rapd-notify v0.1.0 (/opt/rustwide/workdir/plugins/rapd-notify)
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]  --> rapd/examples/hook_add.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let len = stream.write(b"{\"request_type\":\"hook_add\", \"hook_type\": \"player_start\", \"command\": \"notify-send 'file changed to...
[INFO] [stdout]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> rapd/examples/hook_add.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let len = reader.read_line(&mut line);
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]  --> rapd/examples/metadata_get_title.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let len = stream.write(b"{\"request_type\":\"metadata_get\",\"metadata_type\": \"title\", \"path\": \"test.mp3\"}\n");
[INFO] [stdout]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> rapd/examples/metadata_get_title.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let len = reader.read_line(&mut line);
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]  --> rapd/examples/get_playing.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let len = stream.write(b"{\"request_type\":\"current_file\", \"full_path\": false}\n");
[INFO] [stdout]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> rapd/examples/get_playing.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let len = reader.read_line(&mut line);
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]  --> rapd/examples/shutdown.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let len = stream.write(b"{\"request_type\":\"server_shutdown\"}\n");
[INFO] [stdout]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> rapd/examples/shutdown.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let len = reader.read_line(&mut line);
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]  --> rapd/examples/stop_player.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let len = stream.write(b"{\"request_type\":\"stop_player\" }\n");
[INFO] [stdout]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]  --> rapd/examples/pause_player.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let len = stream.write(b"{\"request_type\":\"pause_player\"}\n");
[INFO] [stdout]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]  --> rapd/examples/play_audio_file.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let len = stream.write(b"{\"request_type\":\"play_audio_file\",\"audio_file_path\":\"test.ogg\", \"loop_audio\": true}\n");
[INFO] [stdout]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]  --> rapd/examples/rebuild_music_database.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let len = stream.write(b"{\"request_type\":\"rebuild_music_db\"}\n");
[INFO] [stdout]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> rapd/examples/rebuild_music_database.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let len = reader.read_line(&mut line);
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> rapd/examples/play_audio_file.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let len = reader.read_line(&mut line);
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> rapd/examples/stop_player.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let len = reader.read_line(&mut line);
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> rapd/examples/pause_player.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let len = reader.read_line(&mut line);
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]  --> rapd/examples/unpause_player.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let len = stream.write(b"{\"request_type\":\"unpause_player\"}\n");
[INFO] [stdout]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]  --> rapd/examples/get_music.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let len = stream.write(b"{\"request_type\":\"get_music\"}\n");
[INFO] [stdout]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]  --> rapd/examples/metadata_set_title.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let len = stream.write(b"{\"request_type\":\"metadata_set\", \"metadata_type\": \"title\", \"path\": \"test.mp3\", \"new_value\": \"t...
[INFO] [stdout]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> rapd/examples/unpause_player.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let len = reader.read_line(&mut line);
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> rapd/examples/get_music.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let len = reader.read_line(&mut line);
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> rapd/examples/metadata_set_title.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let len = reader.read_line(&mut line);
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "b1eb349e5710b7531218f85fa0ece077d57e1ed9126914e410b2400cf7a07e04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1eb349e5710b7531218f85fa0ece077d57e1ed9126914e410b2400cf7a07e04", kill_on_drop: false }`
[INFO] [stdout] b1eb349e5710b7531218f85fa0ece077d57e1ed9126914e410b2400cf7a07e04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0ab2e69f3bc44a03aab8e3a2f149e281f0f868adb5f2668fcad90d28eacd6b7c
[INFO] running `Command { std: "docker" "start" "-a" "0ab2e69f3bc44a03aab8e3a2f149e281f0f868adb5f2668fcad90d28eacd6b7c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]  --> rapd/examples/get_music.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let len = stream.write(b"{\"request_type\":\"get_music\"}\n");
[INFO] [stderr]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]   --> rapd/examples/get_music.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let len = reader.read_line(&mut line);
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]  --> rapd/examples/shutdown.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let len = stream.write(b"{\"request_type\":\"server_shutdown\"}\n");
[INFO] [stderr]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]   --> rapd/examples/shutdown.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let len = reader.read_line(&mut line);
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]  --> rapd/examples/unpause_player.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let len = stream.write(b"{\"request_type\":\"unpause_player\"}\n");
[INFO] [stderr]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]   --> rapd/examples/unpause_player.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let len = reader.read_line(&mut line);
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]  --> rapd/examples/get_playing.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let len = stream.write(b"{\"request_type\":\"current_file\", \"full_path\": false}\n");
[INFO] [stderr]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]   --> rapd/examples/get_playing.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let len = reader.read_line(&mut line);
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]  --> rapd/examples/metadata_set_title.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let len = stream.write(b"{\"request_type\":\"metadata_set\", \"metadata_type\": \"title\", \"path\": \"test.mp3\", \"new_value\": \"t...
[INFO] [stderr]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]   --> rapd/examples/metadata_set_title.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let len = reader.read_line(&mut line);
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]  --> rapd/examples/rebuild_music_database.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let len = stream.write(b"{\"request_type\":\"rebuild_music_db\"}\n");
[INFO] [stderr]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]   --> rapd/examples/rebuild_music_database.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let len = reader.read_line(&mut line);
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]  --> rapd/examples/pause_player.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let len = stream.write(b"{\"request_type\":\"pause_player\"}\n");
[INFO] [stderr]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]   --> rapd/examples/pause_player.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let len = reader.read_line(&mut line);
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]  --> rapd/examples/play_audio_file.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let len = stream.write(b"{\"request_type\":\"play_audio_file\",\"audio_file_path\":\"test.ogg\", \"loop_audio\": true}\n");
[INFO] [stderr]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]   --> rapd/examples/play_audio_file.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let len = reader.read_line(&mut line);
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]  --> rapd/examples/stop_player.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let len = stream.write(b"{\"request_type\":\"stop_player\" }\n");
[INFO] [stderr]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]   --> rapd/examples/stop_player.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let len = reader.read_line(&mut line);
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]  --> rapd/examples/hook_add.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let len = stream.write(b"{\"request_type\":\"hook_add\", \"hook_type\": \"player_start\", \"command\": \"notify-send 'file changed to...
[INFO] [stderr]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]   --> rapd/examples/hook_add.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let len = reader.read_line(&mut line);
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]  --> rapd/examples/metadata_get_title.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let len = stream.write(b"{\"request_type\":\"metadata_get\",\"metadata_type\": \"title\", \"path\": \"test.mp3\"}\n");
[INFO] [stderr]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `len`
[INFO] [stderr]   --> rapd/examples/metadata_get_title.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let len = reader.read_line(&mut line);
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_len`
[INFO] [stderr] 
[INFO] [stderr] warning: `rapd` (example "get_music") generated 2 warnings
[INFO] [stderr] warning: `rapd` (example "shutdown") generated 2 warnings
[INFO] [stderr] warning: `rapd` (example "unpause_player") generated 2 warnings
[INFO] [stderr] warning: `rapd` (example "get_playing") generated 2 warnings
[INFO] [stderr] warning: `rapd` (example "metadata_set_title") generated 2 warnings
[INFO] [stderr] warning: `rapd` (example "rebuild_music_database") generated 2 warnings
[INFO] [stderr] warning: `rapd` (example "pause_player") generated 2 warnings
[INFO] [stderr] warning: `rapd` (example "play_audio_file") generated 2 warnings
[INFO] [stderr] warning: `rapd` (example "stop_player") generated 2 warnings
[INFO] [stderr] warning: `rapd` (example "hook_add") generated 2 warnings
[INFO] [stderr] warning: `rapd` (example "metadata_get_title") generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rapc-f42fcb2140a35ef5)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rapd-5d083b04ce867a06)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rapd_notify-7c51ed3c608d8c12)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0ab2e69f3bc44a03aab8e3a2f149e281f0f868adb5f2668fcad90d28eacd6b7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ab2e69f3bc44a03aab8e3a2f149e281f0f868adb5f2668fcad90d28eacd6b7c", kill_on_drop: false }`
[INFO] [stdout] 0ab2e69f3bc44a03aab8e3a2f149e281f0f868adb5f2668fcad90d28eacd6b7c