[INFO] cloning repository https://github.com/sunmeng90/codecrafters-bittorrent-rust
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d26359c52a15770fe63a11ade8031b0503c6f799
[INFO] building sunmeng90/codecrafters-bittorrent-rust against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunmeng90%2Fcodecrafters-bittorrent-rust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sunmeng90/codecrafters-bittorrent-rust
[INFO] finished tweaking git repo https://github.com/sunmeng90/codecrafters-bittorrent-rust
[INFO] tweaked toml for git repo https://github.com/sunmeng90/codecrafters-bittorrent-rust written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sunmeng90/codecrafters-bittorrent-rust on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sunmeng90/codecrafters-bittorrent-rust 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]    Compiling bittorrent-starter-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::net::SocketAddrV4`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::net::SocketAddrV4;
[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 import: `anyhow::Context`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use anyhow::Context;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsyncReadExt` and `AsyncWriteExt`
[INFO] [stdout]  --> src/main.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tokio::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]   |                 ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `torrent::handeshake::Handshake`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use torrent::handeshake::Handshake;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::buf::Reader`
[INFO] [stdout]  --> src/torrent/exchange.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use bytes::buf::Reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncRead`
[INFO] [stdout]   --> src/torrent/client.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 | use tokio::io::{AsyncRead, AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/torrent/client.rs:191:25
[INFO] [stdout]     |
[INFO] [stdout] 191 |             if let Some(mut resp) = BlockRespPayload::from_bytes(&piece.payload) {
[INFO] [stdout]     |                         ----^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handshake`
[INFO] [stdout]    --> src/torrent/client.rs:216:13
[INFO] [stdout]     |
[INFO] [stdout] 216 |         let handshake = self.handshake().await?;
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handshake`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/torrent/client.rs:301:29
[INFO] [stdout]     |
[INFO] [stdout] 301 |                 if let Some(mut resp) = BlockRespPayload::from_bytes(&piece.payload) {
[INFO] [stdout]     |                             ----^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `peer`
[INFO] [stdout]   --> src/main.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |             let peer = &args[3];
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_peer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `complete`, `incomplete`, `interval`, and `min_interval` are never read
[INFO] [stdout]    --> src/torrent/torrent.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub struct PeersResponse {
[INFO] [stdout]     |            ------------- fields in this struct
[INFO] [stdout] 111 |     pub complete: usize,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 112 |     pub incomplete: usize,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 113 |     pub interval: usize,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 |     pub min_interval: usize,
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PeersResponse` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `len_prefix` is never read
[INFO] [stdout]  --> src/torrent/exchange.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct ExchangeMsg {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 8 |     pub len_prefix: u32,
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ExchangeMsg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `index`, `begin`, and `block` are never used
[INFO] [stdout]    --> src/torrent/exchange.rs:112:12
[INFO] [stdout]     |
[INFO] [stdout] 111 | impl BlockRespPayload {
[INFO] [stdout]     | --------------------- methods in this implementation
[INFO] [stdout] 112 |     pub fn index(&self) -> u32 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 |     pub fn begin(&self) -> u32 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 120 |     pub fn block(&self) -> &[u8] {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "c52fd28c95f5410cacb1d43115ba313b1366cca9b56e56c693e23f940ec3691e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c52fd28c95f5410cacb1d43115ba313b1366cca9b56e56c693e23f940ec3691e", kill_on_drop: false }`
[INFO] [stdout] c52fd28c95f5410cacb1d43115ba313b1366cca9b56e56c693e23f940ec3691e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 287e99dd886ed34266a9464bee78aaf45a2f5eb2aa0a67dcf08e67103ba0b4bb
[INFO] running `Command { std: "docker" "start" "-a" "287e99dd886ed34266a9464bee78aaf45a2f5eb2aa0a67dcf08e67103ba0b4bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling bittorrent-starter-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::net::SocketAddrV4`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::net::SocketAddrV4;
[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 import: `anyhow::Context`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use anyhow::Context;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsyncReadExt` and `AsyncWriteExt`
[INFO] [stdout]  --> src/main.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tokio::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]   |                 ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `torrent::handeshake::Handshake`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use torrent::handeshake::Handshake;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::buf::Reader`
[INFO] [stdout]  --> src/torrent/exchange.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use bytes::buf::Reader;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncRead`
[INFO] [stdout]   --> src/torrent/client.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 | use tokio::io::{AsyncRead, AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/torrent/client.rs:191:25
[INFO] [stdout]     |
[INFO] [stdout] 191 |             if let Some(mut resp) = BlockRespPayload::from_bytes(&piece.payload) {
[INFO] [stdout]     |                         ----^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handshake`
[INFO] [stdout]    --> src/torrent/client.rs:216:13
[INFO] [stdout]     |
[INFO] [stdout] 216 |         let handshake = self.handshake().await?;
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handshake`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/torrent/client.rs:301:29
[INFO] [stdout]     |
[INFO] [stdout] 301 |                 if let Some(mut resp) = BlockRespPayload::from_bytes(&piece.payload) {
[INFO] [stdout]     |                             ----^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `peer`
[INFO] [stdout]   --> src/main.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |             let peer = &args[3];
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_peer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `complete`, `incomplete`, `interval`, and `min_interval` are never read
[INFO] [stdout]    --> src/torrent/torrent.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 110 | pub struct PeersResponse {
[INFO] [stdout]     |            ------------- fields in this struct
[INFO] [stdout] 111 |     pub complete: usize,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 112 |     pub incomplete: usize,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 113 |     pub interval: usize,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 |     pub min_interval: usize,
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PeersResponse` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `len_prefix` is never read
[INFO] [stdout]  --> src/torrent/exchange.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct ExchangeMsg {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 8 |     pub len_prefix: u32,
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ExchangeMsg` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `index`, `begin`, and `block` are never used
[INFO] [stdout]    --> src/torrent/exchange.rs:112:12
[INFO] [stdout]     |
[INFO] [stdout] 111 | impl BlockRespPayload {
[INFO] [stdout]     | --------------------- methods in this implementation
[INFO] [stdout] 112 |     pub fn index(&self) -> u32 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 |     pub fn begin(&self) -> u32 {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 120 |     pub fn block(&self) -> &[u8] {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "287e99dd886ed34266a9464bee78aaf45a2f5eb2aa0a67dcf08e67103ba0b4bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "287e99dd886ed34266a9464bee78aaf45a2f5eb2aa0a67dcf08e67103ba0b4bb", kill_on_drop: false }`
[INFO] [stdout] 287e99dd886ed34266a9464bee78aaf45a2f5eb2aa0a67dcf08e67103ba0b4bb
