[INFO] cloning repository https://github.com/longshorej/multicaster
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/longshorej/multicaster" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flongshorej%2Fmulticaster", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flongshorej%2Fmulticaster'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e51b6801f260c6ef8d2b211c1ee37da0e48ba7d1
[INFO] testing longshorej/multicaster 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%2Flongshorej%2Fmulticaster" "/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/longshorej/multicaster 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/longshorej/multicaster
[INFO] finished tweaking git repo https://github.com/longshorej/multicaster
[INFO] tweaked toml for git repo https://github.com/longshorej/multicaster written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/longshorej/multicaster 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] 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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f80e08ef013388846827af9644bf987bc6f9dd65ea3049895cefbc4b59954ffa
[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" "f80e08ef013388846827af9644bf987bc6f9dd65ea3049895cefbc4b59954ffa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f80e08ef013388846827af9644bf987bc6f9dd65ea3049895cefbc4b59954ffa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f80e08ef013388846827af9644bf987bc6f9dd65ea3049895cefbc4b59954ffa", kill_on_drop: false }`
[INFO] [stdout] f80e08ef013388846827af9644bf987bc6f9dd65ea3049895cefbc4b59954ffa
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4dd9646fed41a735d506a9be001f75299e944f7ae5022195fbdbe5be075e144f
[INFO] running `Command { std: "docker" "start" "-a" "4dd9646fed41a735d506a9be001f75299e944f7ae5022195fbdbe5be075e144f", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling bytes v0.4.7
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling tokio-threadpool v0.1.3
[INFO] [stderr]    Compiling tokio-io v0.1.6
[INFO] [stderr]    Compiling tokio-reactor v0.1.1
[INFO] [stderr]    Compiling tokio-fs v0.1.0
[INFO] [stderr]    Compiling tokio-tcp v0.1.0
[INFO] [stderr]    Compiling tokio-udp v0.1.0
[INFO] [stderr]    Compiling tokio v0.1.6
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling multicaster v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `peer`
[INFO] [stdout]   --> src/main.rs:92:32
[INFO] [stdout]    |
[INFO] [stdout] 92 |             if let Some((size, peer)) = self.data {
[INFO] [stdout]    |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_peer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.49s
[INFO] running `Command { std: "docker" "inspect" "4dd9646fed41a735d506a9be001f75299e944f7ae5022195fbdbe5be075e144f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dd9646fed41a735d506a9be001f75299e944f7ae5022195fbdbe5be075e144f", kill_on_drop: false }`
[INFO] [stdout] 4dd9646fed41a735d506a9be001f75299e944f7ae5022195fbdbe5be075e144f
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed5564e14d398f22596c52555d21149e2113679709263c3ec339c29415fc6456
[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" "ed5564e14d398f22596c52555d21149e2113679709263c3ec339c29415fc6456", kill_on_drop: false }`
[INFO] [stderr]    Compiling multicaster v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `peer`
[INFO] [stdout]   --> src/main.rs:92:32
[INFO] [stdout]    |
[INFO] [stdout] 92 |             if let Some((size, peer)) = self.data {
[INFO] [stdout]    |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_peer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "ed5564e14d398f22596c52555d21149e2113679709263c3ec339c29415fc6456", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed5564e14d398f22596c52555d21149e2113679709263c3ec339c29415fc6456", kill_on_drop: false }`
[INFO] [stdout] ed5564e14d398f22596c52555d21149e2113679709263c3ec339c29415fc6456
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a957ad324dfa4090df8f6b3518cd2fe66bfa69f0713ecdb38eb425feb6f93f9d
[INFO] running `Command { std: "docker" "start" "-a" "a957ad324dfa4090df8f6b3518cd2fe66bfa69f0713ecdb38eb425feb6f93f9d", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `peer`
[INFO] [stderr]   --> src/main.rs:92:32
[INFO] [stderr]    |
[INFO] [stderr] 92 |             if let Some((size, peer)) = self.data {
[INFO] [stderr]    |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_peer`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `multicaster` (bin "multicaster" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/multicaster-958f424c33ac6201)
[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" "a957ad324dfa4090df8f6b3518cd2fe66bfa69f0713ecdb38eb425feb6f93f9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a957ad324dfa4090df8f6b3518cd2fe66bfa69f0713ecdb38eb425feb6f93f9d", kill_on_drop: false }`
[INFO] [stdout] a957ad324dfa4090df8f6b3518cd2fe66bfa69f0713ecdb38eb425feb6f93f9d