[INFO] cloning repository https://github.com/SaurabhGoyal/torrentrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SaurabhGoyal/torrentrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSaurabhGoyal%2Ftorrentrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSaurabhGoyal%2Ftorrentrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5acf3e5c700d35f384d413129b37f4970b5a9100
[INFO] checking SaurabhGoyal/torrentrs/5acf3e5c700d35f384d413129b37f4970b5a9100 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSaurabhGoyal%2Ftorrentrs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SaurabhGoyal/torrentrs on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SaurabhGoyal/torrentrs
[INFO] finished tweaking git repo https://github.com/SaurabhGoyal/torrentrs
[INFO] tweaked toml for git repo https://github.com/SaurabhGoyal/torrentrs written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/SaurabhGoyal/torrentrs 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 9cf0d186d35f2f667482e63225bd3eeecd80f657b71d37588574d8db4942fc38
[INFO] running `Command { std: "docker" "start" "-a" "9cf0d186d35f2f667482e63225bd3eeecd80f657b71d37588574d8db4942fc38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cf0d186d35f2f667482e63225bd3eeecd80f657b71d37588574d8db4942fc38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cf0d186d35f2f667482e63225bd3eeecd80f657b71d37588574d8db4942fc38", kill_on_drop: false }`
[INFO] [stdout] 9cf0d186d35f2f667482e63225bd3eeecd80f657b71d37588574d8db4942fc38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b200db99df6195e484382eac05ff4e9e002d01f6aea84a3857edc75b44e37fb
[INFO] running `Command { std: "docker" "start" "-a" "7b200db99df6195e484382eac05ff4e9e002d01f6aea84a3857edc75b44e37fb", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `Rng as _`
[INFO] [stdout]  --> src/client.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand::{Rng as _, RngCore};
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracker::TrackerManager`
[INFO] [stdout]   --> src/torrent/mod.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use tracker::TrackerManager;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rng as _`
[INFO] [stdout]  --> src/client.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand::{Rng as _, RngCore};
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tracker::TrackerManager`
[INFO] [stdout]   --> src/torrent/mod.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use tracker::TrackerManager;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `length` is never read
[INFO] [stdout]   --> src/torrent/models.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub(super) struct Piece {
[INFO] [stdout]    |                   ----- field in this struct
[INFO] [stdout] 24 |     pub(super) index: usize,
[INFO] [stdout] 25 |     pub(super) length: usize,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Piece` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `directory` is never read
[INFO] [stdout]   --> src/torrent/models.rs:64:16
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub(super) struct Torrent {
[INFO] [stdout]    |                   ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 64 |     pub(super) directory: Option<PathBuf>,
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Torrent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `length` is never read
[INFO] [stdout]   --> src/torrent/models.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub(super) struct Piece {
[INFO] [stdout]    |                   ----- field in this struct
[INFO] [stdout] 24 |     pub(super) index: usize,
[INFO] [stdout] 25 |     pub(super) length: usize,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Piece` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `directory` is never read
[INFO] [stdout]   --> src/torrent/models.rs:64:16
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub(super) struct Torrent {
[INFO] [stdout]    |                   ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 64 |     pub(super) directory: Option<PathBuf>,
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Torrent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.99s
[INFO] running `Command { std: "docker" "inspect" "7b200db99df6195e484382eac05ff4e9e002d01f6aea84a3857edc75b44e37fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b200db99df6195e484382eac05ff4e9e002d01f6aea84a3857edc75b44e37fb", kill_on_drop: false }`
[INFO] [stdout] 7b200db99df6195e484382eac05ff4e9e002d01f6aea84a3857edc75b44e37fb