[INFO] cloning repository https://github.com/felipepoliveira/rust_udp_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/felipepoliveira/rust_udp_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffelipepoliveira%2Frust_udp_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffelipepoliveira%2Frust_udp_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 61bb7031d5260cb75fcfd877da1c2d679df86290
[INFO] testing felipepoliveira/rust_udp_server against nightly-2025-01-18+rustflags=-Zrandomize-layout for randomize-layout-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffelipepoliveira%2Frust_udp_server" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/felipepoliveira/rust_udp_server on toolchain nightly-2025-01-18
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/felipepoliveira/rust_udp_server
[INFO] finished tweaking git repo https://github.com/felipepoliveira/rust_udp_server
[INFO] tweaked toml for git repo https://github.com/felipepoliveira/rust_udp_server written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/felipepoliveira/rust_udp_server 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" "+nightly-2025-01-18" "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
[ERROR] error running command: no output for 300 seconds
[INFO] testing felipepoliveira/rust_udp_server against nightly-2025-01-18+rustflags=-Zrandomize-layout for randomize-layout-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffelipepoliveira%2Frust_udp_server" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/felipepoliveira/rust_udp_server on toolchain nightly-2025-01-18
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/felipepoliveira/rust_udp_server
[INFO] finished tweaking git repo https://github.com/felipepoliveira/rust_udp_server
[INFO] tweaked toml for git repo https://github.com/felipepoliveira/rust_udp_server written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/felipepoliveira/rust_udp_server 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" "+nightly-2025-01-18" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1386b2baff7d1f5ac56d241edb72a0be6244984256bdb38e108dbba09221e96b
[INFO] running `Command { std: "docker" "start" "-a" "1386b2baff7d1f5ac56d241edb72a0be6244984256bdb38e108dbba09221e96b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1386b2baff7d1f5ac56d241edb72a0be6244984256bdb38e108dbba09221e96b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1386b2baff7d1f5ac56d241edb72a0be6244984256bdb38e108dbba09221e96b", kill_on_drop: false }`
[INFO] [stdout] 1386b2baff7d1f5ac56d241edb72a0be6244984256bdb38e108dbba09221e96b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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 -Zrandomize-layout" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 278aba984fe0b3a43263e2155bf6ff5459f22447bb57703491ec58290e920b95
[INFO] running `Command { std: "docker" "start" "-a" "278aba984fe0b3a43263e2155bf6ff5459f22447bb57703491ec58290e920b95", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling smallvec v1.13.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling tokio v1.37.0
[INFO] [stderr]    Compiling rust_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `JoinHandle` and `self`
[INFO] [stdout]  --> src/net/udp/one_to_many_server.rs:4:53
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::{net::{ToSocketAddrs, UdpSocket}, task::{self, JoinHandle}};
[INFO] [stdout]   |                                                     ^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/net/udp/one_to_many_server.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | /     loop {
[INFO] [stdout] 11 | |         thread::sleep(Duration::from_millis(3000));
[INFO] [stdout] 12 | |         println!("Sending datagram");   
[INFO] [stdout] 13 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 14 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/net/udp/one_to_many_server.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | /     loop {
[INFO] [stdout] 23 | |         let read_result = server_sock.recv_from(&mut buf).await;
[INFO] [stdout] 24 | |         match read_result {
[INFO] [stdout] 25 | |             Ok((len, addr)) => {
[INFO] [stdout] ...  |
[INFO] [stdout] 41 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 42 |
[INFO] [stdout] 43 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `address` and `datagram` are never read
[INFO] [stdout]   --> src/net/udp/one_to_many_server.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct IncomingMessage {
[INFO] [stdout]    |            --------------- fields in this struct
[INFO] [stdout] 51 |     pub address: SocketAddr,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 52 |     pub datagram: Vec<u8>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/net/udp/one_to_many_server.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |         send_datagrams_task_join_handler.await?;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 100 |         let _ = send_datagrams_task_join_handler.await?;
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/net/udp/one_to_many_server.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |         read_datagrams_task_join_handler.await?;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 101 |         let _ = read_datagrams_task_join_handler.await?;
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.65s
[INFO] running `Command { std: "docker" "inspect" "278aba984fe0b3a43263e2155bf6ff5459f22447bb57703491ec58290e920b95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "278aba984fe0b3a43263e2155bf6ff5459f22447bb57703491ec58290e920b95", kill_on_drop: false }`
[INFO] [stdout] 278aba984fe0b3a43263e2155bf6ff5459f22447bb57703491ec58290e920b95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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 -Zrandomize-layout" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9819efaf0c3732cc33a0995b147f758bcdc87f988b2d5b88814b7172dc09d11b
[INFO] running `Command { std: "docker" "start" "-a" "9819efaf0c3732cc33a0995b147f758bcdc87f988b2d5b88814b7172dc09d11b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `JoinHandle` and `self`
[INFO] [stdout]  --> src/net/udp/one_to_many_server.rs:4:53
[INFO] [stdout]   |
[INFO] [stdout] 4 | use tokio::{net::{ToSocketAddrs, UdpSocket}, task::{self, JoinHandle}};
[INFO] [stdout]   |                                                     ^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/net/udp/one_to_many_server.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | /     loop {
[INFO] [stdout] 11 | |         thread::sleep(Duration::from_millis(3000));
[INFO] [stdout] 12 | |         println!("Sending datagram");   
[INFO] [stdout] 13 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 14 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/net/udp/one_to_many_server.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | /     loop {
[INFO] [stdout] 23 | |         let read_result = server_sock.recv_from(&mut buf).await;
[INFO] [stdout] 24 | |         match read_result {
[INFO] [stdout] 25 | |             Ok((len, addr)) => {
[INFO] [stdout] ...  |
[INFO] [stdout] 41 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 42 |
[INFO] [stdout] 43 |       Ok(())
[INFO] [stdout]    |       ^^^^^^ unreachable expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `address` and `datagram` are never read
[INFO] [stdout]   --> src/net/udp/one_to_many_server.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct IncomingMessage {
[INFO] [stdout]    |            --------------- fields in this struct
[INFO] [stdout] 51 |     pub address: SocketAddr,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 52 |     pub datagram: Vec<u8>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/net/udp/one_to_many_server.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |         send_datagrams_task_join_handler.await?;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 100 |         let _ = send_datagrams_task_join_handler.await?;
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/net/udp/one_to_many_server.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |         read_datagrams_task_join_handler.await?;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 101 |         let _ = read_datagrams_task_join_handler.await?;
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "9819efaf0c3732cc33a0995b147f758bcdc87f988b2d5b88814b7172dc09d11b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9819efaf0c3732cc33a0995b147f758bcdc87f988b2d5b88814b7172dc09d11b", kill_on_drop: false }`
[INFO] [stdout] 9819efaf0c3732cc33a0995b147f758bcdc87f988b2d5b88814b7172dc09d11b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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 -Zrandomize-layout" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0059d560be1513051bdfd1020a2b012006a8b510cbddd65c705d8af265ab6526
[INFO] running `Command { std: "docker" "start" "-a" "0059d560be1513051bdfd1020a2b012006a8b510cbddd65c705d8af265ab6526", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `JoinHandle` and `self`
[INFO] [stderr]  --> src/net/udp/one_to_many_server.rs:4:53
[INFO] [stderr]   |
[INFO] [stderr] 4 | use tokio::{net::{ToSocketAddrs, UdpSocket}, task::{self, JoinHandle}};
[INFO] [stderr]   |                                                     ^^^^  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/net/udp/one_to_many_server.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | /     loop {
[INFO] [stderr] 11 | |         thread::sleep(Duration::from_millis(3000));
[INFO] [stderr] 12 | |         println!("Sending datagram");   
[INFO] [stderr] 13 | |     }
[INFO] [stderr]    | |_____- any code following this expression is unreachable
[INFO] [stderr] 14 |       Ok(())
[INFO] [stderr]    |       ^^^^^^ unreachable expression
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/net/udp/one_to_many_server.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | /     loop {
[INFO] [stderr] 23 | |         let read_result = server_sock.recv_from(&mut buf).await;
[INFO] [stderr] 24 | |         match read_result {
[INFO] [stderr] 25 | |             Ok((len, addr)) => {
[INFO] [stderr] ...  |
[INFO] [stderr] 41 | |     }
[INFO] [stderr]    | |_____- any code following this expression is unreachable
[INFO] [stderr] 42 |
[INFO] [stderr] 43 |       Ok(())
[INFO] [stderr]    |       ^^^^^^ unreachable expression
[INFO] [stderr] 
[INFO] [stderr] warning: fields `address` and `datagram` are never read
[INFO] [stderr]   --> src/net/udp/one_to_many_server.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub struct IncomingMessage {
[INFO] [stderr]    |            --------------- fields in this struct
[INFO] [stderr] 51 |     pub address: SocketAddr,
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr] 52 |     pub datagram: Vec<u8>,
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/net/udp/one_to_many_server.rs:100:9
[INFO] [stderr]     |
[INFO] [stderr] 100 |         send_datagrams_task_join_handler.await?;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 100 |         let _ = send_datagrams_task_join_handler.await?;
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/net/udp/one_to_many_server.rs:101:9
[INFO] [stderr]     |
[INFO] [stderr] 101 |         read_datagrams_task_join_handler.await?;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 101 |         let _ = read_datagrams_task_join_handler.await?;
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_server` (bin "rust_server" test) generated 6 warnings (run `cargo fix --bin "rust_server" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_server-628dc3bfa6c57c5c)
[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" "0059d560be1513051bdfd1020a2b012006a8b510cbddd65c705d8af265ab6526", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0059d560be1513051bdfd1020a2b012006a8b510cbddd65c705d8af265ab6526", kill_on_drop: false }`
[INFO] [stdout] 0059d560be1513051bdfd1020a2b012006a8b510cbddd65c705d8af265ab6526
