[INFO] cloning repository https://github.com/27factorial/chat_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/27factorial/chat_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F27factorial%2Fchat_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F27factorial%2Fchat_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fff030bf436d347576f2bb90f5a07c9dd9594c97
[INFO] testing 27factorial/chat_server against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F27factorial%2Fchat_server" "/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/27factorial/chat_server on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/27factorial/chat_server
[INFO] finished tweaking git repo https://github.com/27factorial/chat_server
[INFO] tweaked toml for git repo https://github.com/27factorial/chat_server written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/27factorial/chat_server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_jitter v0.1.3
[INFO] [stderr]   Downloaded hashbrown v0.2.2
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02ec361f49c44b3e05f1e1d777cef17bc5a21251e429178c4fd211ff92bc9410
[INFO] running `Command { std: "docker" "start" "-a" "02ec361f49c44b3e05f1e1d777cef17bc5a21251e429178c4fd211ff92bc9410", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02ec361f49c44b3e05f1e1d777cef17bc5a21251e429178c4fd211ff92bc9410", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02ec361f49c44b3e05f1e1d777cef17bc5a21251e429178c4fd211ff92bc9410", kill_on_drop: false }`
[INFO] [stdout] 02ec361f49c44b3e05f1e1d777cef17bc5a21251e429178c4fd211ff92bc9410
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d5b7b9056dbbabacf0eca68d76c0831737e7f8523fc6a64ddb6fab4ecb59425
[INFO] running `Command { std: "docker" "start" "-a" "7d5b7b9056dbbabacf0eca68d76c0831737e7f8523fc6a64ddb6fab4ecb59425", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling hashbrown v0.2.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling chat_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Terminated`
[INFO] [stdout]   --> src/server.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     Terminated,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 5.61s
[INFO] running `Command { std: "docker" "inspect" "7d5b7b9056dbbabacf0eca68d76c0831737e7f8523fc6a64ddb6fab4ecb59425", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d5b7b9056dbbabacf0eca68d76c0831737e7f8523fc6a64ddb6fab4ecb59425", kill_on_drop: false }`
[INFO] [stdout] 7d5b7b9056dbbabacf0eca68d76c0831737e7f8523fc6a64ddb6fab4ecb59425
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c58cb60561125362aca1767bc1979df41f28c350ecbc5ee92420bf791949fd1e
[INFO] running `Command { std: "docker" "start" "-a" "c58cb60561125362aca1767bc1979df41f28c350ecbc5ee92420bf791949fd1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling chat_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Terminated`
[INFO] [stdout]   --> src/server.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     Terminated,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 0.58s
[INFO] running `Command { std: "docker" "inspect" "c58cb60561125362aca1767bc1979df41f28c350ecbc5ee92420bf791949fd1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c58cb60561125362aca1767bc1979df41f28c350ecbc5ee92420bf791949fd1e", kill_on_drop: false }`
[INFO] [stdout] c58cb60561125362aca1767bc1979df41f28c350ecbc5ee92420bf791949fd1e
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1b4386a48c8fcac2be3a7981ad9a61c181f9a2f5fd4910a86db26ae1ede6fc63
[INFO] running `Command { std: "docker" "start" "-a" "1b4386a48c8fcac2be3a7981ad9a61c181f9a2f5fd4910a86db26ae1ede6fc63", kill_on_drop: false }`
[INFO] [stderr] warning: variant is never constructed: `Terminated`
[INFO] [stderr]   --> src/server.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     Terminated,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `chat_server` (bin "chat_server" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/chat_server-f1b8c350b52ec140)
[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" "1b4386a48c8fcac2be3a7981ad9a61c181f9a2f5fd4910a86db26ae1ede6fc63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b4386a48c8fcac2be3a7981ad9a61c181f9a2f5fd4910a86db26ae1ede6fc63", kill_on_drop: false }`
[INFO] [stdout] 1b4386a48c8fcac2be3a7981ad9a61c181f9a2f5fd4910a86db26ae1ede6fc63