[INFO] cloning repository https://github.com/MasterTapz/module10-broadcast
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MasterTapz/module10-broadcast" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMasterTapz%2Fmodule10-broadcast", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMasterTapz%2Fmodule10-broadcast'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ec276493be917fbab7c1c75a7da3d7c2bd5e8bf4
[INFO] checking MasterTapz/module10-broadcast against master#42f4793e5a514858221b07ac379029d90353913e for pr-148952
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMasterTapz%2Fmodule10-broadcast" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
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[INFO] started tweaking git repo https://github.com/MasterTapz/module10-broadcast
[INFO] finished tweaking git repo https://github.com/MasterTapz/module10-broadcast
[INFO] tweaked toml for git repo https://github.com/MasterTapz/module10-broadcast written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MasterTapz/module10-broadcast on toolchain 42f4793e5a514858221b07ac379029d90353913e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+42f4793e5a514858221b07ac379029d90353913e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/MasterTapz/module10-broadcast 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" "+42f4793e5a514858221b07ac379029d90353913e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+42f4793e5a514858221b07ac379029d90353913e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e03b7e5ad02aa8f0d0a9fd5aa1198f3fd85fb139955bf22bc4680d17b925516
[INFO] running `Command { std: "docker" "start" "-a" "8e03b7e5ad02aa8f0d0a9fd5aa1198f3fd85fb139955bf22bc4680d17b925516", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e03b7e5ad02aa8f0d0a9fd5aa1198f3fd85fb139955bf22bc4680d17b925516", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e03b7e5ad02aa8f0d0a9fd5aa1198f3fd85fb139955bf22bc4680d17b925516", kill_on_drop: false }`
[INFO] [stdout] 8e03b7e5ad02aa8f0d0a9fd5aa1198f3fd85fb139955bf22bc4680d17b925516
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+42f4793e5a514858221b07ac379029d90353913e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 028e7555a6f402d22f5bd7c8824598786de978e8a02f2a53a5555d63e51e6edf
[INFO] running `Command { std: "docker" "start" "-a" "028e7555a6f402d22f5bd7c8824598786de978e8a02f2a53a5555d63e51e6edf", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.172
[INFO] [stderr]     Checking sha1_smol v1.0.1
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking socket2 v0.5.9
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking tokio v1.45.0
[INFO] [stderr]     Checking tokio-util v0.7.15
[INFO] [stderr]     Checking tokio-websockets v0.8.3
[INFO] [stderr]     Checking broadcast_chat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `handle_connection` is never used
[INFO] [stdout]  --> src/server.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | async fn handle_connection( addr: SocketAddr,
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/server.rs:42:10
[INFO] [stdout]    |
[INFO] [stdout] 42 | async fn main() -> Result<(), Box<dyn Error + Send + Sync>> {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/client.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | async fn main() -> Result<(), tokio_websockets::Error> {
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handle_connection` is never used
[INFO] [stdout]  --> src/server.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | async fn handle_connection( addr: SocketAddr,
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/server.rs:42:10
[INFO] [stdout]    |
[INFO] [stdout] 42 | async fn main() -> Result<(), Box<dyn Error + Send + Sync>> {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/client.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | async fn main() -> Result<(), tokio_websockets::Error> {
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.19s
[INFO] running `Command { std: "docker" "inspect" "028e7555a6f402d22f5bd7c8824598786de978e8a02f2a53a5555d63e51e6edf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "028e7555a6f402d22f5bd7c8824598786de978e8a02f2a53a5555d63e51e6edf", kill_on_drop: false }`
[INFO] [stdout] 028e7555a6f402d22f5bd7c8824598786de978e8a02f2a53a5555d63e51e6edf