[INFO] cloning repository https://github.com/realSuffix/sound_server [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/realSuffix/sound_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FrealSuffix%2Fsound_server", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FrealSuffix%2Fsound_server'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4a3a54f44ca60d3511771923a0e3858b6b079920 [INFO] testing realSuffix/sound_server against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FrealSuffix%2Fsound_server" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/realSuffix/sound_server on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/realSuffix/sound_server [INFO] finished tweaking git repo https://github.com/realSuffix/sound_server [INFO] tweaked toml for git repo https://github.com/realSuffix/sound_server written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/realSuffix/sound_server already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cc v1.0.57 [INFO] [stderr] Downloaded ringbuf v0.2.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 10009eea4ede98ecea3f5e19eca8d89aaeaddc5f81b7893492eb9de32a87fd9c [INFO] running `Command { std: "docker" "start" "-a" "10009eea4ede98ecea3f5e19eca8d89aaeaddc5f81b7893492eb9de32a87fd9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "10009eea4ede98ecea3f5e19eca8d89aaeaddc5f81b7893492eb9de32a87fd9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "10009eea4ede98ecea3f5e19eca8d89aaeaddc5f81b7893492eb9de32a87fd9c", kill_on_drop: false }` [INFO] [stdout] 10009eea4ede98ecea3f5e19eca8d89aaeaddc5f81b7893492eb9de32a87fd9c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 344f1338608d530877c617deb7f7e3139c645c01498326db4c4e357394090301 [INFO] running `Command { std: "docker" "start" "-a" "344f1338608d530877c617deb7f7e3139c645c01498326db4c4e357394090301", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling cpal v0.11.0 [INFO] [stderr] Compiling ringbuf v0.2.1 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling alsa-sys v0.1.2 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling thiserror-impl v1.0.20 [INFO] [stderr] Compiling thiserror v1.0.20 [INFO] [stderr] Compiling sound_server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `buffer` [INFO] [stdout] --> src/connection_handler.rs:21:17 [INFO] [stdout] | [INFO] [stdout] 21 | let mut buffer = [0; 1024]; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/connection_handler.rs:15:19 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn handle(mut stream: TcpStream) { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/connection_handler.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | let mut buffer = [0; 1024]; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 19.38s [INFO] running `Command { std: "docker" "inspect" "344f1338608d530877c617deb7f7e3139c645c01498326db4c4e357394090301", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "344f1338608d530877c617deb7f7e3139c645c01498326db4c4e357394090301", kill_on_drop: false }` [INFO] [stdout] 344f1338608d530877c617deb7f7e3139c645c01498326db4c4e357394090301 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8a72846f756c04beb38ba9b3c20f238f6b28e177cb4243f3f24a290d54658825 [INFO] running `Command { std: "docker" "start" "-a" "8a72846f756c04beb38ba9b3c20f238f6b28e177cb4243f3f24a290d54658825", kill_on_drop: false }` [INFO] [stderr] Compiling sound_server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `buffer` [INFO] [stdout] --> src/connection_handler.rs:21:17 [INFO] [stdout] | [INFO] [stdout] 21 | let mut buffer = [0; 1024]; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/connection_handler.rs:15:19 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn handle(mut stream: TcpStream) { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/connection_handler.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 21 | let mut buffer = [0; 1024]; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.84s [INFO] running `Command { std: "docker" "inspect" "8a72846f756c04beb38ba9b3c20f238f6b28e177cb4243f3f24a290d54658825", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a72846f756c04beb38ba9b3c20f238f6b28e177cb4243f3f24a290d54658825", kill_on_drop: false }` [INFO] [stdout] 8a72846f756c04beb38ba9b3c20f238f6b28e177cb4243f3f24a290d54658825 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c589a506a1a40fea7b82419308ccee6b7ac886f680270db01652823cdc5d5be2 [INFO] running `Command { std: "docker" "start" "-a" "c589a506a1a40fea7b82419308ccee6b7ac886f680270db01652823cdc5d5be2", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `buffer` [INFO] [stderr] --> src/connection_handler.rs:21:17 [INFO] [stderr] | [INFO] [stderr] 21 | let mut buffer = [0; 1024]; [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/connection_handler.rs:15:19 [INFO] [stderr] | [INFO] [stderr] 15 | pub fn handle(mut stream: TcpStream) { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/connection_handler.rs:21:13 [INFO] [stderr] | [INFO] [stderr] 21 | let mut buffer = [0; 1024]; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `sound_server` (bin "sound_server" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/sound_server-5ed6db16513e898c) [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" "c589a506a1a40fea7b82419308ccee6b7ac886f680270db01652823cdc5d5be2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c589a506a1a40fea7b82419308ccee6b7ac886f680270db01652823cdc5d5be2", kill_on_drop: false }` [INFO] [stdout] c589a506a1a40fea7b82419308ccee6b7ac886f680270db01652823cdc5d5be2