[INFO] cloning repository https://github.com/Rudranil-Sarkar/Wolf-Torrent
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Rudranil-Sarkar/Wolf-Torrent" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRudranil-Sarkar%2FWolf-Torrent", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRudranil-Sarkar%2FWolf-Torrent'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c12924878ea726d0ac2b1f27847fbc9da50544be
[INFO] checking Rudranil-Sarkar/Wolf-Torrent against try#5785402183672f7786e9dc343d7b435bdaf4a4bc for pr-138001
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRudranil-Sarkar%2FWolf-Torrent" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Rudranil-Sarkar/Wolf-Torrent on toolchain 5785402183672f7786e9dc343d7b435bdaf4a4bc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5785402183672f7786e9dc343d7b435bdaf4a4bc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Rudranil-Sarkar/Wolf-Torrent
[INFO] finished tweaking git repo https://github.com/Rudranil-Sarkar/Wolf-Torrent
[INFO] tweaked toml for git repo https://github.com/Rudranil-Sarkar/Wolf-Torrent written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Rudranil-Sarkar/Wolf-Torrent 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" "+5785402183672f7786e9dc343d7b435bdaf4a4bc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+5785402183672f7786e9dc343d7b435bdaf4a4bc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94850618d8308c07fee5c95481a3cd0bf09dc20c572b0292ba7af2239bf0336a
[INFO] running `Command { std: "docker" "start" "-a" "94850618d8308c07fee5c95481a3cd0bf09dc20c572b0292ba7af2239bf0336a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94850618d8308c07fee5c95481a3cd0bf09dc20c572b0292ba7af2239bf0336a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94850618d8308c07fee5c95481a3cd0bf09dc20c572b0292ba7af2239bf0336a", kill_on_drop: false }`
[INFO] [stdout] 94850618d8308c07fee5c95481a3cd0bf09dc20c572b0292ba7af2239bf0336a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+5785402183672f7786e9dc343d7b435bdaf4a4bc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dddee4b57cb4f384873dda5c365e614c8f6aaea2ccc49a126cecb5891855b812
[INFO] running `Command { std: "docker" "start" "-a" "dddee4b57cb4f384873dda5c365e614c8f6aaea2ccc49a126cecb5891855b812", kill_on_drop: false }`
[INFO] [stderr]     Checking bencode v0.1.0 (https://github.com/Rudranil-Sarkar/Bencode-parser-rust#6fb14f58)
[INFO] [stderr]     Checking wolf-torrent v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/lib.rs:2:34
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{BTreeMap, HashMap};
[INFO] [stdout]   |                                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `length`, `name`, `piece_length`, and `pieces` are never read
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct TorrentInfo {
[INFO] [stdout]   |            ----------- fields in this struct
[INFO] [stdout] 6 |     length: usize,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 8 |     piece_length: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 9 |     pieces: Vec<u8>,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `TorrentInfo` 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: fields `announce` and `info` are never read
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Torrent {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 14 |     announce: String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 15 |     info: TorrentInfo,
[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: unused import: `HashMap`
[INFO] [stdout]  --> src/lib.rs:2:34
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{BTreeMap, HashMap};
[INFO] [stdout]   |                                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `length`, `name`, `piece_length`, and `pieces` are never read
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct TorrentInfo {
[INFO] [stdout]   |            ----------- fields in this struct
[INFO] [stdout] 6 |     length: usize,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 7 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 8 |     piece_length: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 9 |     pieces: Vec<u8>,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `TorrentInfo` 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: fields `announce` and `info` are never read
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Torrent {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 14 |     announce: String,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 15 |     info: TorrentInfo,
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "dddee4b57cb4f384873dda5c365e614c8f6aaea2ccc49a126cecb5891855b812", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dddee4b57cb4f384873dda5c365e614c8f6aaea2ccc49a126cecb5891855b812", kill_on_drop: false }`
[INFO] [stdout] dddee4b57cb4f384873dda5c365e614c8f6aaea2ccc49a126cecb5891855b812