[INFO] cloning repository https://github.com/josephhany/Distributed-System
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/josephhany/Distributed-System" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosephhany%2FDistributed-System", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosephhany%2FDistributed-System'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bdfc93eab993e1b113f879ef4178ee9a6f05365e
[INFO] testing josephhany/Distributed-System against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosephhany%2FDistributed-System" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/josephhany/Distributed-System
[INFO] finished tweaking git repo https://github.com/josephhany/Distributed-System
[INFO] tweaked toml for git repo https://github.com/josephhany/Distributed-System written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/josephhany/Distributed-System on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/josephhany/Distributed-System 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 337 packages to latest compatible versions
[INFO] [stderr]       Adding adler2 v2.0.1
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[INFO] [stderr]       Adding anyhow v1.0.102
[INFO] [stderr]       Adding asn1_der v0.7.7
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[INFO] [stderr]       Adding cpufeatures v0.2.17
[INFO] [stderr]       Adding crc32fast v1.5.0
[INFO] [stderr]     Updating crossbeam-utils v0.8.1 -> v0.8.21
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[INFO] [stderr]       Adding poly1305 v0.7.2
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[INFO] [stderr]       Adding pretty_env_logger v0.4.0 (available: v0.5.0)
[INFO] [stderr]       Adding proc-macro-crate v1.3.1
[INFO] [stderr]       Adding proc-macro-error v1.0.4
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[INFO] [stderr]     Updating proc-macro2 v1.0.24 -> v1.0.106
[INFO] [stderr]       Adding prost v0.8.0
[INFO] [stderr]       Adding prost-build v0.8.0
[INFO] [stderr]       Adding prost-derive v0.8.0
[INFO] [stderr]       Adding prost-types v0.8.0
[INFO] [stderr]       Adding quick-error v1.2.3
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[INFO] [stderr]     Updating quote v1.0.8 -> v1.0.45
[INFO] [stderr]       Adding r-efi v5.3.0
[INFO] [stderr]       Adding rand v0.7.3
[INFO] [stderr]       Adding rand v0.8.6 (available: v0.10.1)
[INFO] [stderr]       Adding rand_chacha v0.2.2
[INFO] [stderr]       Adding rand_core v0.5.1
[INFO] [stderr]  Downgrading rand_hc v0.3.0 -> v0.2.0
[INFO] [stderr]       Adding redox_syscall v0.2.16
[INFO] [stderr]       Adding regex v1.12.3
[INFO] [stderr]       Adding regex-automata v0.4.14
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[INFO] [stderr]       Adding resolv-conf v0.7.6
[INFO] [stderr]       Adding ring v0.16.20
[INFO] [stderr]       Adding rustc_version v0.3.3
[INFO] [stderr]       Adding rustix v0.37.28
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[INFO] [stderr]       Adding toml_datetime v0.6.11
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[INFO] [stderr]       Adding trust-dns-proto v0.20.4
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[INFO] [stderr]       Adding unicode-segmentation v1.13.2
[INFO] [stderr]       Adding universal-hash v0.4.1
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[INFO] [stderr]       Adding waker-fn v1.2.0
[INFO] [stderr]     Updating wasi v0.10.1+wasi-snapshot-preview1 -> v0.11.1+wasi-snapshot-preview1
[INFO] [stderr]       Adding wasip2 v1.0.3+wasi-0.2.9
[INFO] [stderr]       Adding wasm-bindgen v0.2.121
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[INFO] [stderr]       Adding wasm-bindgen-macro-support v0.2.121
[INFO] [stderr]       Adding wasm-bindgen-shared v0.2.121
[INFO] [stderr]       Adding wasm-timer v0.2.5
[INFO] [stderr]       Adding web-sys v0.3.98
[INFO] [stderr]       Adding webpki v0.21.4
[INFO] [stderr]       Adding webpki-roots v0.21.1
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[INFO] [stderr]       Adding winapi-util v0.1.11
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[INFO] [stderr]       Adding windows-sys v0.61.2
[INFO] [stderr]       Adding windows-targets v0.48.5
[INFO] [stderr]       Adding windows-targets v0.52.6
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.52.6
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5
[INFO] [stderr]       Adding windows_aarch64_msvc v0.52.6
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5
[INFO] [stderr]       Adding windows_i686_gnu v0.52.6
[INFO] [stderr]       Adding windows_i686_gnullvm v0.52.6
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5
[INFO] [stderr]       Adding windows_i686_msvc v0.52.6
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5
[INFO] [stderr]       Adding windows_x86_64_gnu v0.52.6
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.52.6
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5
[INFO] [stderr]       Adding windows_x86_64_msvc v0.52.6
[INFO] [stderr]       Adding winnow v0.5.40
[INFO] [stderr]       Adding winreg v0.6.2
[INFO] [stderr]       Adding wit-bindgen v0.57.1
[INFO] [stderr]       Adding writeable v0.6.3
[INFO] [stderr]       Adding x25519-dalek v1.2.0
[INFO] [stderr]       Adding yamux v0.9.0
[INFO] [stderr]       Adding yoke v0.8.2
[INFO] [stderr]       Adding yoke-derive v0.8.2
[INFO] [stderr]       Adding zerofrom v0.1.8
[INFO] [stderr]       Adding zerofrom-derive v0.1.7
[INFO] [stderr]       Adding zeroize v1.3.0 (available: v1.8.2)
[INFO] [stderr]       Adding zeroize_derive v1.4.3
[INFO] [stderr]       Adding zerotrie v0.2.4
[INFO] [stderr]       Adding zerovec v0.11.6
[INFO] [stderr]       Adding zerovec-derive v0.11.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e38b702e25bde6e3137e79e5d3359ffea648062222519cacb6d33dd2b0a49b27
[INFO] running `Command { std: "docker" "start" "-a" "e38b702e25bde6e3137e79e5d3359ffea648062222519cacb6d33dd2b0a49b27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e38b702e25bde6e3137e79e5d3359ffea648062222519cacb6d33dd2b0a49b27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e38b702e25bde6e3137e79e5d3359ffea648062222519cacb6d33dd2b0a49b27", kill_on_drop: false }`
[INFO] [stdout] e38b702e25bde6e3137e79e5d3359ffea648062222519cacb6d33dd2b0a49b27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87656dd9f55b993c42d6b0d901414019e915ec5a1bda51f6b7bf83cb93daba14
[INFO] running `Command { std: "docker" "start" "-a" "87656dd9f55b993c42d6b0d901414019e915ec5a1bda51f6b7bf83cb93daba14", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::collections::HashSet;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fs` and `io::AsyncBufReadExt`
[INFO] [stdout]   --> src/main.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 | use tokio::{fs, io::AsyncBufReadExt, sync::mpsc};
[INFO] [stdout]    |             ^^  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::net::SocketAddrV4`
[INFO] [stdout]   --> src/main.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use std::net::SocketAddrV4;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/main.rs:227:56
[INFO] [stdout]     |
[INFO] [stdout] 227 |                         let handler = server_tmp.peers[(handler_id as usize)].clone();
[INFO] [stdout]     |                                                        ^                   ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 227 -                         let handler = server_tmp.peers[(handler_id as usize)].clone();
[INFO] [stdout] 227 +                         let handler = server_tmp.peers[handler_id as usize ].clone();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `server_id`
[INFO] [stdout]    --> src/main.rs:370:9
[INFO] [stdout]     |
[INFO] [stdout] 370 |     let server_id = server.lock().unwrap().id.to_string();
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_server_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_server_time`
[INFO] [stdout]    --> src/main.rs:471:9
[INFO] [stdout]     |
[INFO] [stdout] 471 |     let start_server_time = Instant::now();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_server_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/main.rs:491:9
[INFO] [stdout]     |
[INFO] [stdout] 491 |     for n in 1..30 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STORAGE_FILE_PATH` is never used
[INFO] [stdout]   --> src/main.rs:28:7
[INFO] [stdout]    |
[INFO] [stdout] 28 | const STORAGE_FILE_PATH: &str = "./KeyValuePairs.json";
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Result` is never used
[INFO] [stdout]   --> src/main.rs:30:6
[INFO] [stdout]    |
[INFO] [stdout] 30 | 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 `KeyValuePairs` is never used
[INFO] [stdout]   --> src/main.rs:31:6
[INFO] [stdout]    |
[INFO] [stdout] 31 | type KeyValuePairs = Vec<KeyValuePair>;
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `KeyValuePair` is never constructed
[INFO] [stdout]   --> src/main.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct KeyValuePair {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ListMode` is never used
[INFO] [stdout]   --> src/main.rs:45:6
[INFO] [stdout]    |
[INFO] [stdout] 45 | enum ListMode {
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ListRequest` is never constructed
[INFO] [stdout]   --> src/main.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | struct ListRequest {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ListResponse` is never constructed
[INFO] [stdout]   --> src/main.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 | struct ListResponse {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Input` is never constructed
[INFO] [stdout]   --> src/main.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 84 | enum EventType {
[INFO] [stdout]    |      --------- variant in this enum
[INFO] [stdout] 85 |     Response(ClientResponse),
[INFO] [stdout] 86 |     Input(String),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `leader_from_peers` is never used
[INFO] [stdout]    --> src/main.rs:307:10
[INFO] [stdout]     |
[INFO] [stdout] 307 | async fn leader_from_peers(
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `isElection` should have a snake case name
[INFO] [stdout]    --> src/main.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub isElection: bool,
[INFO] [stdout]     |         ^^^^^^^^^^ help: convert the identifier to snake case: `is_election`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `server` should have an upper case name
[INFO] [stdout]    --> src/main.rs:165:8
[INFO] [stdout]     |
[INFO] [stdout] 165 | static server: Lazy<Arc<Mutex<Server>>> = Lazy::new(|| {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]     |
[INFO] [stdout] 165 - static server: Lazy<Arc<Mutex<Server>>> = Lazy::new(|| {
[INFO] [stdout] 165 + static SERVER: Lazy<Arc<Mutex<Server>>> = Lazy::new(|| {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 38s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: snow v0.8.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "87656dd9f55b993c42d6b0d901414019e915ec5a1bda51f6b7bf83cb93daba14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87656dd9f55b993c42d6b0d901414019e915ec5a1bda51f6b7bf83cb93daba14", kill_on_drop: false }`
[INFO] [stdout] 87656dd9f55b993c42d6b0d901414019e915ec5a1bda51f6b7bf83cb93daba14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d1ee49d4e0989c53cf0c8d15e32db5e85f3b25b82a9c812d326e262e9033616
[INFO] running `Command { std: "docker" "start" "-a" "3d1ee49d4e0989c53cf0c8d15e32db5e85f3b25b82a9c812d326e262e9033616", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-peer-to-peer-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::collections::HashSet;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fs` and `io::AsyncBufReadExt`
[INFO] [stdout]   --> src/main.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 | use tokio::{fs, io::AsyncBufReadExt, sync::mpsc};
[INFO] [stdout]    |             ^^  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::net::SocketAddrV4`
[INFO] [stdout]   --> src/main.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use std::net::SocketAddrV4;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/main.rs:227:56
[INFO] [stdout]     |
[INFO] [stdout] 227 |                         let handler = server_tmp.peers[(handler_id as usize)].clone();
[INFO] [stdout]     |                                                        ^                   ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 227 -                         let handler = server_tmp.peers[(handler_id as usize)].clone();
[INFO] [stdout] 227 +                         let handler = server_tmp.peers[handler_id as usize ].clone();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `server_id`
[INFO] [stdout]    --> src/main.rs:370:9
[INFO] [stdout]     |
[INFO] [stdout] 370 |     let server_id = server.lock().unwrap().id.to_string();
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_server_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_server_time`
[INFO] [stdout]    --> src/main.rs:471:9
[INFO] [stdout]     |
[INFO] [stdout] 471 |     let start_server_time = Instant::now();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_server_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/main.rs:491:9
[INFO] [stdout]     |
[INFO] [stdout] 491 |     for n in 1..30 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STORAGE_FILE_PATH` is never used
[INFO] [stdout]   --> src/main.rs:28:7
[INFO] [stdout]    |
[INFO] [stdout] 28 | const STORAGE_FILE_PATH: &str = "./KeyValuePairs.json";
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Result` is never used
[INFO] [stdout]   --> src/main.rs:30:6
[INFO] [stdout]    |
[INFO] [stdout] 30 | 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 `KeyValuePairs` is never used
[INFO] [stdout]   --> src/main.rs:31:6
[INFO] [stdout]    |
[INFO] [stdout] 31 | type KeyValuePairs = Vec<KeyValuePair>;
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `KeyValuePair` is never constructed
[INFO] [stdout]   --> src/main.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct KeyValuePair {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ListMode` is never used
[INFO] [stdout]   --> src/main.rs:45:6
[INFO] [stdout]    |
[INFO] [stdout] 45 | enum ListMode {
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ListRequest` is never constructed
[INFO] [stdout]   --> src/main.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | struct ListRequest {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ListResponse` is never constructed
[INFO] [stdout]   --> src/main.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 | struct ListResponse {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Input` is never constructed
[INFO] [stdout]   --> src/main.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 84 | enum EventType {
[INFO] [stdout]    |      --------- variant in this enum
[INFO] [stdout] 85 |     Response(ClientResponse),
[INFO] [stdout] 86 |     Input(String),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `leader_from_peers` is never used
[INFO] [stdout]    --> src/main.rs:307:10
[INFO] [stdout]     |
[INFO] [stdout] 307 | async fn leader_from_peers(
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `isElection` should have a snake case name
[INFO] [stdout]    --> src/main.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub isElection: bool,
[INFO] [stdout]     |         ^^^^^^^^^^ help: convert the identifier to snake case: `is_election`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `server` should have an upper case name
[INFO] [stdout]    --> src/main.rs:165:8
[INFO] [stdout]     |
[INFO] [stdout] 165 | static server: Lazy<Arc<Mutex<Server>>> = Lazy::new(|| {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]     |
[INFO] [stdout] 165 - static server: Lazy<Arc<Mutex<Server>>> = Lazy::new(|| {
[INFO] [stdout] 165 + static SERVER: Lazy<Arc<Mutex<Server>>> = Lazy::new(|| {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.02s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: snow v0.8.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "3d1ee49d4e0989c53cf0c8d15e32db5e85f3b25b82a9c812d326e262e9033616", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d1ee49d4e0989c53cf0c8d15e32db5e85f3b25b82a9c812d326e262e9033616", kill_on_drop: false }`
[INFO] [stdout] 3d1ee49d4e0989c53cf0c8d15e32db5e85f3b25b82a9c812d326e262e9033616
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3d6b201ead025d6fd481ae84f61ee088c94ff6211d3eb4843ecccafdac8b25cf
[INFO] running `Command { std: "docker" "start" "-a" "3d6b201ead025d6fd481ae84f61ee088c94ff6211d3eb4843ecccafdac8b25cf", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::collections::HashSet`
[INFO] [stderr]   --> src/main.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use std::collections::HashSet;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `fs` and `io::AsyncBufReadExt`
[INFO] [stderr]   --> src/main.rs:17:13
[INFO] [stderr]    |
[INFO] [stderr] 17 | use tokio::{fs, io::AsyncBufReadExt, sync::mpsc};
[INFO] [stderr]    |             ^^  ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::net::SocketAddrV4`
[INFO] [stderr]   --> src/main.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 | use std::net::SocketAddrV4;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]    --> src/main.rs:227:56
[INFO] [stderr]     |
[INFO] [stderr] 227 |                         let handler = server_tmp.peers[(handler_id as usize)].clone();
[INFO] [stderr]     |                                                        ^                   ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 227 -                         let handler = server_tmp.peers[(handler_id as usize)].clone();
[INFO] [stderr] 227 +                         let handler = server_tmp.peers[handler_id as usize ].clone();
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `server_id`
[INFO] [stderr]    --> src/main.rs:370:9
[INFO] [stderr]     |
[INFO] [stderr] 370 |     let server_id = server.lock().unwrap().id.to_string();
[INFO] [stderr]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_server_id`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `start_server_time`
[INFO] [stderr]    --> src/main.rs:471:9
[INFO] [stderr]     |
[INFO] [stderr] 471 |     let start_server_time = Instant::now();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_server_time`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]    --> src/main.rs:491:9
[INFO] [stderr]     |
[INFO] [stderr] 491 |     for n in 1..30 {
[INFO] [stderr]     |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `STORAGE_FILE_PATH` is never used
[INFO] [stderr]   --> src/main.rs:28:7
[INFO] [stderr]    |
[INFO] [stderr] 28 | const STORAGE_FILE_PATH: &str = "./KeyValuePairs.json";
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `Result` is never used
[INFO] [stderr]   --> src/main.rs:30:6
[INFO] [stderr]    |
[INFO] [stderr] 30 | type Result<T> = std::result::Result<T, Box<dyn std::error::Error + Send + Sync + 'static>>;
[INFO] [stderr]    |      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `KeyValuePairs` is never used
[INFO] [stderr]   --> src/main.rs:31:6
[INFO] [stderr]    |
[INFO] [stderr] 31 | type KeyValuePairs = Vec<KeyValuePair>;
[INFO] [stderr]    |      ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `KeyValuePair` is never constructed
[INFO] [stderr]   --> src/main.rs:37:8
[INFO] [stderr]    |
[INFO] [stderr] 37 | struct KeyValuePair {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `ListMode` is never used
[INFO] [stderr]   --> src/main.rs:45:6
[INFO] [stderr]    |
[INFO] [stderr] 45 | enum ListMode {
[INFO] [stderr]    |      ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ListRequest` is never constructed
[INFO] [stderr]   --> src/main.rs:51:8
[INFO] [stderr]    |
[INFO] [stderr] 51 | struct ListRequest {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `ListResponse` is never constructed
[INFO] [stderr]   --> src/main.rs:56:8
[INFO] [stderr]    |
[INFO] [stderr] 56 | struct ListResponse {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Input` is never constructed
[INFO] [stderr]   --> src/main.rs:86:5
[INFO] [stderr]    |
[INFO] [stderr] 84 | enum EventType {
[INFO] [stderr]    |      --------- variant in this enum
[INFO] [stderr] 85 |     Response(ClientResponse),
[INFO] [stderr] 86 |     Input(String),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `leader_from_peers` is never used
[INFO] [stderr]    --> src/main.rs:307:10
[INFO] [stderr]     |
[INFO] [stderr] 307 | async fn leader_from_peers(
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `isElection` should have a snake case name
[INFO] [stderr]    --> src/main.rs:116:9
[INFO] [stderr]     |
[INFO] [stderr] 116 |     pub isElection: bool,
[INFO] [stderr]     |         ^^^^^^^^^^ help: convert the identifier to snake case: `is_election`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `server` should have an upper case name
[INFO] [stderr]    --> src/main.rs:165:8
[INFO] [stderr]     |
[INFO] [stderr] 165 | static server: Lazy<Arc<Mutex<Server>>> = Lazy::new(|| {
[INFO] [stderr]     |        ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] help: convert the identifier to upper case
[INFO] [stderr]     |
[INFO] [stderr] 165 - static server: Lazy<Arc<Mutex<Server>>> = Lazy::new(|| {
[INFO] [stderr] 165 + static SERVER: Lazy<Arc<Mutex<Server>>> = Lazy::new(|| {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-peer-to-peer-example` (bin "rust-peer-to-peer-example" test) generated 18 warnings (run `cargo fix --bin "rust-peer-to-peer-example" -p rust-peer-to-peer-example --tests` to apply 8 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: snow v0.8.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_peer_to_peer_example-ea4db2c669113ced)
[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" "3d6b201ead025d6fd481ae84f61ee088c94ff6211d3eb4843ecccafdac8b25cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d6b201ead025d6fd481ae84f61ee088c94ff6211d3eb4843ecccafdac8b25cf", kill_on_drop: false }`
[INFO] [stdout] 3d6b201ead025d6fd481ae84f61ee088c94ff6211d3eb4843ecccafdac8b25cf
