[INFO] cloning repository https://github.com/aditya172926/Basic_network_comms
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aditya172926/Basic_network_comms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faditya172926%2FBasic_network_comms", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faditya172926%2FBasic_network_comms'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2fa902a83dd14fe3c96a0a97d55a378d4d9bdb32
[INFO] checking aditya172926/Basic_network_comms against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faditya172926%2FBasic_network_comms" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/aditya172926/Basic_network_comms
[INFO] finished tweaking git repo https://github.com/aditya172926/Basic_network_comms
[INFO] tweaked toml for git repo https://github.com/aditya172926/Basic_network_comms written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/aditya172926/Basic_network_comms on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/aditya172926/Basic_network_comms 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" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `basic_network` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc1/source/target/.../basic_network
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `basic-network`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 - name = "basic_network"
[INFO] [stderr] 16 + name = "basic-network"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `basic-network`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:17:19
[INFO] [stderr]    |
[INFO] [stderr] 17 ~ version = "0.1.0"
[INFO] [stderr] 18 + [[bin]]
[INFO] [stderr] 19 + name = "basic-network"
[INFO] [stderr] 20 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `basic_network` (manifest) generated 1 warning
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mac_address v1.1.5
[INFO] [stderr]   Downloaded nix v0.23.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] fcdc24ed0f99c7c1e747a274ee48dfe8ce64ad0db8713d2b496ad33f8913c76d
[INFO] running `Command { std: "docker" "start" "fcdc24ed0f99c7c1e747a274ee48dfe8ce64ad0db8713d2b496ad33f8913c76d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcdc24ed0f99c7c1e747a274ee48dfe8ce64ad0db8713d2b496ad33f8913c76d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fcdc24ed0f99c7c1e747a274ee48dfe8ce64ad0db8713d2b496ad33f8913c76d" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcdc24ed0f99c7c1e747a274ee48dfe8ce64ad0db8713d2b496ad33f8913c76d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fcdc24ed0f99c7c1e747a274ee48dfe8ce64ad0db8713d2b496ad33f8913c76d" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `basic_network` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../basic_network
[INFO] [stderr]    |                          ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `basic-network`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 - name = "basic_network"
[INFO] [stderr] 16 + name = "basic-network"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `basic-network`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:17:19
[INFO] [stderr]    |
[INFO] [stderr] 17 ~ version = "0.1.0"
[INFO] [stderr] 18 + [[bin]]
[INFO] [stderr] 19 + name = "basic-network"
[INFO] [stderr] 20 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `basic_network` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking nix v0.23.2
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking mio v0.8.9
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking mac_address v1.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking tokio v1.34.0
[INFO] [stderr]     Checking serde_json v1.0.108
[INFO] [stderr]     Checking basic_network v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/main.rs:124:5
[INFO] [stdout]     |
[INFO] [stdout]  78 | /     loop {
[INFO] [stdout]  79 | |         let (len, address) = socket.recv_from(&mut buf).await.unwrap();
[INFO] [stdout]  80 | |         println!("\nReceived data on UDP from {}", address);
[INFO] [stdout]  81 | |         let received_message: Message = serde_json::from_slice(&buf[..len])?;
[INFO] [stdout] ...   |
[INFO] [stdout] 122 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 123 |
[INFO] [stdout] 124 |       Ok(())
[INFO] [stdout]     |       ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nodes_clone`
[INFO] [stdout]    --> src/main.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |             let nodes_clone = nodes.clone();
[INFO] [stdout]     |                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nodes_clone`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TCP_PORT` is never used
[INFO] [stdout]   --> src/main.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const TCP_PORT: u16 = 9000;
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `last_seen` is never read
[INFO] [stdout]   --> src/structs.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct NodeInfo {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 54 |     pub last_seen: Instant,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/main.rs:124:5
[INFO] [stdout]     |
[INFO] [stdout]  78 | /     loop {
[INFO] [stdout]  79 | |         let (len, address) = socket.recv_from(&mut buf).await.unwrap();
[INFO] [stdout]  80 | |         println!("\nReceived data on UDP from {}", address);
[INFO] [stdout]  81 | |         let received_message: Message = serde_json::from_slice(&buf[..len])?;
[INFO] [stdout] ...   |
[INFO] [stdout] 122 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 123 |
[INFO] [stdout] 124 |       Ok(())
[INFO] [stdout]     |       ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nodes_clone`
[INFO] [stdout]    --> src/main.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |             let nodes_clone = nodes.clone();
[INFO] [stdout]     |                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nodes_clone`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TCP_PORT` is never used
[INFO] [stdout]   --> src/main.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const TCP_PORT: u16 = 9000;
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `last_seen` is never read
[INFO] [stdout]   --> src/structs.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub struct NodeInfo {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 54 |     pub last_seen: Instant,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `rand`
[INFO] [stderr]  --> Cargo.toml:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | rand = "0.8.5"
[INFO] [stderr]   | ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `rand`
[INFO] [stderr] warning: `basic_network` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.30s
[INFO] running `Command { std: "docker" "inspect" "fcdc24ed0f99c7c1e747a274ee48dfe8ce64ad0db8713d2b496ad33f8913c76d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcdc24ed0f99c7c1e747a274ee48dfe8ce64ad0db8713d2b496ad33f8913c76d", kill_on_drop: false }`
[INFO] [stdout] fcdc24ed0f99c7c1e747a274ee48dfe8ce64ad0db8713d2b496ad33f8913c76d
