[INFO] fetching crate rapd 0.1.3...
[INFO] building rapd-0.1.3 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate rapd 0.1.3 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate rapd 0.1.3
[INFO] finished tweaking crates.io crate rapd 0.1.3
[INFO] tweaked toml for crates.io crate rapd 0.1.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rapd 0.1.3 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rapd 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cmake v0.1.48
[INFO] [stderr]   Downloaded home v0.5.3
[INFO] [stderr]   Downloaded soloud v1.0.1
[INFO] [stderr]   Downloaded serde_json v1.0.78
[INFO] [stderr]   Downloaded soloud-sys v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30dd24c1c4e12713870b8e3026b5e5288526223e36a1cdb37222cbceea3d8b05
[INFO] running `Command { std: "docker" "start" "-a" "30dd24c1c4e12713870b8e3026b5e5288526223e36a1cdb37222cbceea3d8b05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30dd24c1c4e12713870b8e3026b5e5288526223e36a1cdb37222cbceea3d8b05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30dd24c1c4e12713870b8e3026b5e5288526223e36a1cdb37222cbceea3d8b05", kill_on_drop: false }`
[INFO] [stdout] 30dd24c1c4e12713870b8e3026b5e5288526223e36a1cdb37222cbceea3d8b05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c1c12c269c79f5a0eb6c259b04d9c0cb7bdb3e0c8d333603fe97b500f4c4915
[INFO] running `Command { std: "docker" "start" "-a" "9c1c12c269c79f5a0eb6c259b04d9c0cb7bdb3e0c8d333603fe97b500f4c4915", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling home v0.5.3
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling soloud-sys v1.0.1
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling nix v0.23.1
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling dirs v3.0.2
[INFO] [stderr]    Compiling xdg v2.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling ctrlc v3.2.1
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling soloud v1.0.1
[INFO] [stderr]    Compiling rapd v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.94s
[INFO] running `Command { std: "docker" "inspect" "9c1c12c269c79f5a0eb6c259b04d9c0cb7bdb3e0c8d333603fe97b500f4c4915", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c1c12c269c79f5a0eb6c259b04d9c0cb7bdb3e0c8d333603fe97b500f4c4915", kill_on_drop: false }`
[INFO] [stdout] 9c1c12c269c79f5a0eb6c259b04d9c0cb7bdb3e0c8d333603fe97b500f4c4915
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fbdd7c76ce6891afd82b54b90877417e1ddb3ff6d5e2b19549094dc539acc52
[INFO] running `Command { std: "docker" "start" "-a" "9fbdd7c76ce6891afd82b54b90877417e1ddb3ff6d5e2b19549094dc539acc52", kill_on_drop: false }`
[INFO] [stderr]    Compiling rapd v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]  --> 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> 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]  --> 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> 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]  --> 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> 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]  --> 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> 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]  --> 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `len`
[INFO] [stdout]   --> 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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "9fbdd7c76ce6891afd82b54b90877417e1ddb3ff6d5e2b19549094dc539acc52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fbdd7c76ce6891afd82b54b90877417e1ddb3ff6d5e2b19549094dc539acc52", kill_on_drop: false }`
[INFO] [stdout] 9fbdd7c76ce6891afd82b54b90877417e1ddb3ff6d5e2b19549094dc539acc52