[INFO] cloning repository https://github.com/hoodie/p2p-toy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hoodie/p2p-toy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoodie%2Fp2p-toy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoodie%2Fp2p-toy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ac3578c3050ce71b2bbd30f1196227cfaab41a32
[INFO] testing hoodie/p2p-toy against 1.85.0 for beta-1.86-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoodie%2Fp2p-toy" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hoodie/p2p-toy on toolchain 1.85.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.85.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hoodie/p2p-toy
[INFO] finished tweaking git repo https://github.com/hoodie/p2p-toy
[INFO] tweaked toml for git repo https://github.com/hoodie/p2p-toy written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hoodie/p2p-toy 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" "+1.85.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec83bafba9814455fa5ece8271b71760525e1ca521defeb5d305a1ea5473097d
[INFO] running `Command { std: "docker" "start" "-a" "ec83bafba9814455fa5ece8271b71760525e1ca521defeb5d305a1ea5473097d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec83bafba9814455fa5ece8271b71760525e1ca521defeb5d305a1ea5473097d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec83bafba9814455fa5ece8271b71760525e1ca521defeb5d305a1ea5473097d", kill_on_drop: false }`
[INFO] [stdout] ec83bafba9814455fa5ece8271b71760525e1ca521defeb5d305a1ea5473097d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac9da4deebc64408f2fdf10485a16d0b76e685a5ae4bc21393f49309a14c2aa0
[INFO] running `Command { std: "docker" "start" "-a" "ac9da4deebc64408f2fdf10485a16d0b76e685a5ae4bc21393f49309a14c2aa0", kill_on_drop: false }`
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[INFO] [stderr]    Compiling zeroize v1.2.0
[INFO] [stderr]    Compiling asn1_der v0.6.3
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[INFO] [stderr]    Compiling chacha20 v0.5.0
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[INFO] [stderr]    Compiling x25519-dalek v1.1.0
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[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling async-io v1.3.1
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[INFO] [stderr]    Compiling async-global-executor v2.0.2
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling minicbor v0.7.2
[INFO] [stderr]    Compiling async-std v1.9.0
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.72
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[INFO] [stderr]    Compiling libp2p-core v0.25.2
[INFO] [stderr]    Compiling libp2p-identify v0.25.0
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[INFO] [stderr]    Compiling libp2p-floodsub v0.25.0
[INFO] [stderr]    Compiling libp2p-noise v0.27.0
[INFO] [stderr]    Compiling libp2p-gossipsub v0.25.0
[INFO] [stderr]    Compiling libp2p-plaintext v0.25.0
[INFO] [stderr]    Compiling js-sys v0.3.49
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.22
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling multihash-derive v0.7.1
[INFO] [stderr]    Compiling multihash v0.13.2
[INFO] [stderr]    Compiling parity-multiaddr v0.10.1
[INFO] [stderr]    Compiling libp2p-swarm v0.25.1
[INFO] [stderr]    Compiling libp2p-yamux v0.28.0
[INFO] [stderr]    Compiling libp2p-tcp v0.25.1
[INFO] [stderr]    Compiling libp2p-websocket v0.26.3
[INFO] [stderr]    Compiling libp2p-mplex v0.25.0
[INFO] [stderr]    Compiling libp2p-deflate v0.25.0
[INFO] [stderr]    Compiling libp2p-uds v0.25.0
[INFO] [stderr]    Compiling libp2p-dns v0.25.0
[INFO] [stderr]    Compiling libp2p-wasm-ext v0.25.0
[INFO] [stderr]    Compiling libp2p-request-response v0.6.0
[INFO] [stderr]    Compiling libp2p-mdns v0.25.0
[INFO] [stderr]    Compiling libp2p-ping v0.25.0
[INFO] [stderr]    Compiling libp2p v0.31.2
[INFO] [stderr]    Compiling p2p-toy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `response_rcv`
[INFO] [stdout]   --> src/main.rs:72:31
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let (response_sender, mut response_rcv) = mpsc::unbounded_channel();
[INFO] [stdout]    |                               ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_response_rcv`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stdin`
[INFO] [stdout]   --> src/main.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |     let mut stdin = tokio::io::BufReader::new(tokio::io::stdin()).lines();
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `evt`
[INFO] [stdout]   --> src/main.rs:99:13
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let evt = {
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_evt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:72:27
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let (response_sender, mut response_rcv) = mpsc::unbounded_channel();
[INFO] [stdout]    |                           ----^^^^^^^^^^^^
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let mut behaviour = RecipeBehaviour {
[INFO] [stdout]    |         ----^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |     let mut stdin = tokio::io::BufReader::new(tokio::io::stdin()).lines();
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `TOPIC` is never used
[INFO] [stdout]   --> src/main.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | static TOPIC: Lazy<Topic> = Lazy::new(|| Topic::new("recipes"));
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Result` is never used
[INFO] [stdout]   --> src/main.rs:23:6
[INFO] [stdout]    |
[INFO] [stdout] 23 | type Result<T> = std::result::Result<T, Box<dyn std::error::Error + Send + Sync + 'static>>;
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Recipes` is never used
[INFO] [stdout]   --> src/main.rs:24:6
[INFO] [stdout]    |
[INFO] [stdout] 24 | type Recipes = Vec<Recipe>;
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `response_sender` is never read
[INFO] [stdout]   --> src/main.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct RecipeBehaviour {
[INFO] [stdout]    |        --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 36 |     response_sender: mpsc::UnboundedSender<ListResponse>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused implementer of `Iterator` that must be used
[INFO] [stdout]   --> src/main.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 |         swarm.mdns.discovered_nodes();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.34s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: snow v0.7.2, wasm-bindgen v0.2.72
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "ac9da4deebc64408f2fdf10485a16d0b76e685a5ae4bc21393f49309a14c2aa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac9da4deebc64408f2fdf10485a16d0b76e685a5ae4bc21393f49309a14c2aa0", kill_on_drop: false }`
[INFO] [stdout] ac9da4deebc64408f2fdf10485a16d0b76e685a5ae4bc21393f49309a14c2aa0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d905bda564286a4c41690739031a10d3d2041b961c15999f049d66114468d34a
[INFO] running `Command { std: "docker" "start" "-a" "d905bda564286a4c41690739031a10d3d2041b961c15999f049d66114468d34a", kill_on_drop: false }`
[INFO] [stderr]    Compiling p2p-toy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `response_rcv`
[INFO] [stdout]   --> src/main.rs:72:31
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let (response_sender, mut response_rcv) = mpsc::unbounded_channel();
[INFO] [stdout]    |                               ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_response_rcv`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stdin`
[INFO] [stdout]   --> src/main.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |     let mut stdin = tokio::io::BufReader::new(tokio::io::stdin()).lines();
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `evt`
[INFO] [stdout]   --> src/main.rs:99:13
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let evt = {
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_evt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:72:27
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let (response_sender, mut response_rcv) = mpsc::unbounded_channel();
[INFO] [stdout]    |                           ----^^^^^^^^^^^^
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let mut behaviour = RecipeBehaviour {
[INFO] [stdout]    |         ----^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |     let mut stdin = tokio::io::BufReader::new(tokio::io::stdin()).lines();
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `TOPIC` is never used
[INFO] [stdout]   --> src/main.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | static TOPIC: Lazy<Topic> = Lazy::new(|| Topic::new("recipes"));
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Result` is never used
[INFO] [stdout]   --> src/main.rs:23:6
[INFO] [stdout]    |
[INFO] [stdout] 23 | type Result<T> = std::result::Result<T, Box<dyn std::error::Error + Send + Sync + 'static>>;
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Recipes` is never used
[INFO] [stdout]   --> src/main.rs:24:6
[INFO] [stdout]    |
[INFO] [stdout] 24 | type Recipes = Vec<Recipe>;
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `response_sender` is never read
[INFO] [stdout]   --> src/main.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct RecipeBehaviour {
[INFO] [stdout]    |        --------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 36 |     response_sender: mpsc::UnboundedSender<ListResponse>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused implementer of `Iterator` that must be used
[INFO] [stdout]   --> src/main.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 |         swarm.mdns.discovered_nodes();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.06s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: snow v0.7.2, wasm-bindgen v0.2.72
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "d905bda564286a4c41690739031a10d3d2041b961c15999f049d66114468d34a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d905bda564286a4c41690739031a10d3d2041b961c15999f049d66114468d34a", kill_on_drop: false }`
[INFO] [stdout] d905bda564286a4c41690739031a10d3d2041b961c15999f049d66114468d34a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 601effae0df6bc58573ad3150251d92b703869797a2e9710fb984b0b9587de30
[INFO] running `Command { std: "docker" "start" "-a" "601effae0df6bc58573ad3150251d92b703869797a2e9710fb984b0b9587de30", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `response_rcv`
[INFO] [stderr]   --> src/main.rs:72:31
[INFO] [stderr]    |
[INFO] [stderr] 72 |     let (response_sender, mut response_rcv) = mpsc::unbounded_channel();
[INFO] [stderr]    |                               ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_response_rcv`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stdin`
[INFO] [stderr]   --> src/main.rs:84:13
[INFO] [stderr]    |
[INFO] [stderr] 84 |     let mut stdin = tokio::io::BufReader::new(tokio::io::stdin()).lines();
[INFO] [stderr]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `evt`
[INFO] [stderr]   --> src/main.rs:99:13
[INFO] [stderr]    |
[INFO] [stderr] 99 |         let evt = {
[INFO] [stderr]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_evt`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:72:27
[INFO] [stderr]    |
[INFO] [stderr] 72 |     let (response_sender, mut response_rcv) = mpsc::unbounded_channel();
[INFO] [stderr]    |                           ----^^^^^^^^^^^^
[INFO] [stderr]    |                           |
[INFO] [stderr]    |                           help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:73:9
[INFO] [stderr]    |
[INFO] [stderr] 73 |     let mut behaviour = RecipeBehaviour {
[INFO] [stderr]    |         ----^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:84:9
[INFO] [stderr]    |
[INFO] [stderr] 84 |     let mut stdin = tokio::io::BufReader::new(tokio::io::stdin()).lines();
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: static `TOPIC` is never used
[INFO] [stderr]   --> src/main.rs:21:8
[INFO] [stderr]    |
[INFO] [stderr] 21 | static TOPIC: Lazy<Topic> = Lazy::new(|| Topic::new("recipes"));
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Result` is never used
[INFO] [stderr]   --> src/main.rs:23:6
[INFO] [stderr]    |
[INFO] [stderr] 23 | type Result<T> = std::result::Result<T, Box<dyn std::error::Error + Send + Sync + 'static>>;
[INFO] [stderr]    |      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Recipes` is never used
[INFO] [stderr]   --> src/main.rs:24:6
[INFO] [stderr]    |
[INFO] [stderr] 24 | type Recipes = Vec<Recipe>;
[INFO] [stderr]    |      ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `response_sender` is never read
[INFO] [stderr]   --> src/main.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 33 | struct RecipeBehaviour {
[INFO] [stderr]    |        --------------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 36 |     response_sender: mpsc::UnboundedSender<ListResponse>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused implementer of `Iterator` that must be used
[INFO] [stderr]   --> src/main.rs:95:9
[INFO] [stderr]    |
[INFO] [stderr] 95 |         swarm.mdns.discovered_nodes();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `p2p-toy` (bin "p2p-toy" test) generated 11 warnings (run `cargo fix --bin "p2p-toy" --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: snow v0.7.2, wasm-bindgen v0.2.72
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/p2p_toy-e2d726d20acd4fa0)
[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" "601effae0df6bc58573ad3150251d92b703869797a2e9710fb984b0b9587de30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "601effae0df6bc58573ad3150251d92b703869797a2e9710fb984b0b9587de30", kill_on_drop: false }`
[INFO] [stdout] 601effae0df6bc58573ad3150251d92b703869797a2e9710fb984b0b9587de30