[INFO] cloning repository https://github.com/raja-dettex/codecrafters-bittorent-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/raja-dettex/codecrafters-bittorent-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraja-dettex%2Fcodecrafters-bittorent-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraja-dettex%2Fcodecrafters-bittorent-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 093d97472f67bcdb72ca2d07b30e775b8e9e19dd
[INFO] checking raja-dettex/codecrafters-bittorent-rust against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraja-dettex%2Fcodecrafters-bittorent-rust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/raja-dettex/codecrafters-bittorent-rust
[INFO] finished tweaking git repo https://github.com/raja-dettex/codecrafters-bittorent-rust
[INFO] tweaked toml for git repo https://github.com/raja-dettex/codecrafters-bittorent-rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/raja-dettex/codecrafters-bittorent-rust on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/raja-dettex/codecrafters-bittorent-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "a2bca1dd098eae06ebe78b18cc2d60ad8221ee6f2e3c8c3382f390965aed788f", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a118760e8651b123ba6119f101b71298af86f43a595f0ea07f2181001a4e1fc
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[INFO] [stderr]    Compiling pkg-config v0.3.27
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[INFO] [stderr]     Checking percent-encoding v2.3.0
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[INFO] [stderr]     Checking anstyle-parse v0.2.1
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[INFO] [stderr]     Checking reqwest v0.11.18
[INFO] [stderr]     Checking bittorrent-starter-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `reqwest::blocking::get`
[INFO] [stdout]  --> src/peers.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use reqwest::blocking::get;
[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: `core::panic`
[INFO] [stdout]  --> src/peers.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core::panic;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::task::JoinSet`
[INFO] [stdout]  --> src/download.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use tokio::task::JoinSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MessageTag`, `Piece`, and `self`
[INFO] [stdout]  --> src/download.rs:9:21
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::{peers::{MessageTag, Peer, Piece}, piece::{self, PieceInfo}, torrent::{FileInfo, Keys, Torrent}, tracker::TrackerResponse};
[INFO] [stdout]   |                     ^^^^^^^^^^        ^^^^^           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracker::TrackerResponse`
[INFO] [stdout]  --> src/piece.rs:3:44
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{peers::Peer, torrent::Torrent, tracker::TrackerResponse};
[INFO] [stdout]   |                                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bitfield`
[INFO] [stdout]   --> src/peers.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let bitfield: Message   = peer_conn.next().await.context("first message tag should be a bitfield tag")??;
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bitfield`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `reqwest::blocking::get`
[INFO] [stdout]  --> src/peers.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use reqwest::blocking::get;
[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: `core::panic`
[INFO] [stdout]  --> src/peers.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use core::panic;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::task::JoinSet`
[INFO] [stdout]  --> src/download.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use tokio::task::JoinSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MessageTag`, `Piece`, and `self`
[INFO] [stdout]  --> src/download.rs:9:21
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::{peers::{MessageTag, Peer, Piece}, piece::{self, PieceInfo}, torrent::{FileInfo, Keys, Torrent}, tracker::TrackerResponse};
[INFO] [stdout]   |                     ^^^^^^^^^^        ^^^^^           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracker::TrackerResponse`
[INFO] [stdout]  --> src/piece.rs:3:44
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{peers::Peer, torrent::Torrent, tracker::TrackerResponse};
[INFO] [stdout]   |                                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `peer_addr` is never read
[INFO] [stdout]   --> src/peers.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub(crate) struct Peer { 
[INFO] [stdout]    |                   ---- field in this struct
[INFO] [stdout] 16 |     peer_addr : SocketAddrV4,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `pieces` is never used
[INFO] [stdout]   --> src/peers.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl Bitfield {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub(crate) fn pieces(&self) -> impl Iterator<Item = usize> + '_ { 
[INFO] [stdout]    |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<[u8; 20], Infallible>
[INFO] [stdout]   --> src/torrent.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         info_hash.try_into().expect("GenericArray<u8> to [u8;20]")
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<[u8; 20], Infallible>
[INFO] [stdout]    --> src/download.rs:147:30
[INFO] [stdout]     |
[INFO] [stdout] 147 |           let hash: [u8; 20] = hasher
[INFO] [stdout]     |  ______________________________^
[INFO] [stdout] 148 | |             .finalize()
[INFO] [stdout] 149 | |             .try_into()
[INFO] [stdout]     | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bittorrent-starter-rust` (lib) due to 2 previous errors; 8 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `bitfield`
[INFO] [stdout]   --> src/peers.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let bitfield: Message   = peer_conn.next().await.context("first message tag should be a bitfield tag")??;
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bitfield`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `peer_addr` is never read
[INFO] [stdout]   --> src/peers.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub(crate) struct Peer { 
[INFO] [stdout]    |                   ---- field in this struct
[INFO] [stdout] 16 |     peer_addr : SocketAddrV4,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<[u8; 20], Infallible>
[INFO] [stdout]   --> src/torrent.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |         info_hash.try_into().expect("GenericArray<u8> to [u8;20]")
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<[u8; 20], Infallible>
[INFO] [stdout]    --> src/download.rs:147:30
[INFO] [stdout]     |
[INFO] [stdout] 147 |           let hash: [u8; 20] = hasher
[INFO] [stdout]     |  ______________________________^
[INFO] [stdout] 148 | |             .finalize()
[INFO] [stdout] 149 | |             .try_into()
[INFO] [stdout]     | |_______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bittorrent-starter-rust` (lib test) due to 2 previous errors; 7 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "9a118760e8651b123ba6119f101b71298af86f43a595f0ea07f2181001a4e1fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a118760e8651b123ba6119f101b71298af86f43a595f0ea07f2181001a4e1fc", kill_on_drop: false }`
[INFO] [stdout] 9a118760e8651b123ba6119f101b71298af86f43a595f0ea07f2181001a4e1fc
