[INFO] cloning repository https://github.com/Ahmed9190/tcp_communication
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ahmed9190/tcp_communication" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAhmed9190%2Ftcp_communication", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAhmed9190%2Ftcp_communication'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3064c60053d6e4f199ce96705f450c18ea767940
[INFO] checking Ahmed9190/tcp_communication against master#36b21637e93b038453924d3c66821089e71d8baa for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAhmed9190%2Ftcp_communication" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Ahmed9190/tcp_communication
[INFO] finished tweaking git repo https://github.com/Ahmed9190/tcp_communication
[INFO] tweaked toml for git repo https://github.com/Ahmed9190/tcp_communication written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Ahmed9190/tcp_communication on toolchain 36b21637e93b038453924d3c66821089e71d8baa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Ahmed9190/tcp_communication 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" "+36b21637e93b038453924d3c66821089e71d8baa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded miniz_oxide v0.8.2
[INFO] [stderr]   Downloaded serde_json v1.0.134
[INFO] [stderr]   Downloaded tokio v1.42.0
[INFO] [stderr]   Downloaded hyper v1.5.2
[INFO] [stderr]   Downloaded chrono v0.4.39
[INFO] [stderr]   Downloaded cc v1.2.5
[INFO] [stderr]   Downloaded syn v2.0.91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa5c9880032fe8e7f239ca6f84d6b3b0d481ede60a3ab66c04b018db29d3f395
[INFO] running `Command { std: "docker" "start" "-a" "aa5c9880032fe8e7f239ca6f84d6b3b0d481ede60a3ab66c04b018db29d3f395", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa5c9880032fe8e7f239ca6f84d6b3b0d481ede60a3ab66c04b018db29d3f395", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa5c9880032fe8e7f239ca6f84d6b3b0d481ede60a3ab66c04b018db29d3f395", kill_on_drop: false }`
[INFO] [stdout] aa5c9880032fe8e7f239ca6f84d6b3b0d481ede60a3ab66c04b018db29d3f395
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 453efb38e093f8540453400a8b6d0139f815f1757fae496b35a6618444ddfa95
[INFO] running `Command { std: "docker" "start" "-a" "453efb38e093f8540453400a8b6d0139f815f1757fae496b35a6618444ddfa95", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]     Checking itoa v1.0.14
[INFO] [stderr]     Checking pin-project-lite v0.2.15
[INFO] [stderr]     Checking bytes v1.9.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]    Compiling serde v1.0.216
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]    Compiling httparse v1.9.5
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking tower-service v0.3.3
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking http v1.2.0
[INFO] [stderr]    Compiling rustversion v1.0.18
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde_json v1.0.134
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking httpdate v1.0.3
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking tower-layer v0.3.3
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]    Compiling syn v2.0.91
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking anstyle-parse v0.2.6
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]     Checking anstyle v1.0.10
[INFO] [stderr]     Checking colorchoice v1.0.3
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]     Checking anstyle-query v1.1.2
[INFO] [stderr]     Checking matchit v0.7.3
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking anstream v0.6.18
[INFO] [stderr]     Checking iana-time-zone v0.1.61
[INFO] [stderr]     Checking http-body-util v0.1.2
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking chrono v0.4.39
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling serde_derive v1.0.216
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling async-trait v0.1.83
[INFO] [stderr]     Checking env_filter v0.1.3
[INFO] [stderr]     Checking env_logger v0.11.6
[INFO] [stderr]     Checking tokio v1.42.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking axum-core v0.4.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking hyper v1.5.2
[INFO] [stderr]     Checking tower v0.5.2
[INFO] [stderr]     Checking hyper-util v0.1.10
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_path_to_error v0.1.16
[INFO] [stderr]     Checking axum v0.7.9
[INFO] [stderr]     Checking tcp_communication v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `clients`
[INFO] [stdout]   --> src/main.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |     clients: Arc<Mutex<HashMap<String, Arc<Mutex<TcpStream>>>>>,
[INFO] [stdout]    |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_clients`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `clients`
[INFO] [stdout]   --> src/main.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |     clients: Arc<Mutex<HashMap<String, Arc<Mutex<TcpStream>>>>>,
[INFO] [stdout]    |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_clients`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.20s
[INFO] running `Command { std: "docker" "inspect" "453efb38e093f8540453400a8b6d0139f815f1757fae496b35a6618444ddfa95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "453efb38e093f8540453400a8b6d0139f815f1757fae496b35a6618444ddfa95", kill_on_drop: false }`
[INFO] [stdout] 453efb38e093f8540453400a8b6d0139f815f1757fae496b35a6618444ddfa95
