[INFO] cloning repository https://github.com/grandzero/codecrafters-bittorrent-client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/grandzero/codecrafters-bittorrent-client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrandzero%2Fcodecrafters-bittorrent-client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrandzero%2Fcodecrafters-bittorrent-client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 149d5f71ee6f5ca16d8b0ea0ad2e407d2a43731d
[INFO] building grandzero/codecrafters-bittorrent-client against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrandzero%2Fcodecrafters-bittorrent-client" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/grandzero/codecrafters-bittorrent-client
[INFO] finished tweaking git repo https://github.com/grandzero/codecrafters-bittorrent-client
[INFO] tweaked toml for git repo https://github.com/grandzero/codecrafters-bittorrent-client written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/grandzero/codecrafters-bittorrent-client 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/grandzero/codecrafters-bittorrent-client 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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_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" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "39a63b0344c8dcf99da3e8df6397d1342a9a365cdaf1c85dbcfc2f8a813c1ac2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39a63b0344c8dcf99da3e8df6397d1342a9a365cdaf1c85dbcfc2f8a813c1ac2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39a63b0344c8dcf99da3e8df6397d1342a9a365cdaf1c85dbcfc2f8a813c1ac2", kill_on_drop: false }`
[INFO] [stdout] 39a63b0344c8dcf99da3e8df6397d1342a9a365cdaf1c85dbcfc2f8a813c1ac2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c27aa6f98a5e21a82cb5370b61f64dc1955fa10c38bde18c35b207f96ff51af
[INFO] running `Command { std: "docker" "start" "-a" "4c27aa6f98a5e21a82cb5370b61f64dc1955fa10c38bde18c35b207f96ff51af", kill_on_drop: false }`
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[INFO] [stderr]    Compiling serde_bencode v0.2.4
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[INFO] [stderr]    Compiling reqwest v0.11.18
[INFO] [stderr]    Compiling bittorrent-starter-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `created_by` is never read
[INFO] [stdout]   --> src/custom_bencode_decode.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct MetaInfo {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub created_by: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MetaInfo` 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: enum `TcpHandshakeError` is never used
[INFO] [stdout]   --> src/tcphandshake.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum TcpHandshakeError {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 58.68s
[INFO] running `Command { std: "docker" "inspect" "4c27aa6f98a5e21a82cb5370b61f64dc1955fa10c38bde18c35b207f96ff51af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c27aa6f98a5e21a82cb5370b61f64dc1955fa10c38bde18c35b207f96ff51af", kill_on_drop: false }`
[INFO] [stdout] 4c27aa6f98a5e21a82cb5370b61f64dc1955fa10c38bde18c35b207f96ff51af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] b6c93118b9880eb4997d8cac98d2816fee70a8ffbf8482dcc55d3f4f9f9207ea
[INFO] running `Command { std: "docker" "start" "-a" "b6c93118b9880eb4997d8cac98d2816fee70a8ffbf8482dcc55d3f4f9f9207ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling bittorrent-starter-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `created_by` is never read
[INFO] [stdout]   --> src/custom_bencode_decode.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct MetaInfo {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub created_by: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MetaInfo` 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: enum `TcpHandshakeError` is never used
[INFO] [stdout]   --> src/tcphandshake.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum TcpHandshakeError {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "b6c93118b9880eb4997d8cac98d2816fee70a8ffbf8482dcc55d3f4f9f9207ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6c93118b9880eb4997d8cac98d2816fee70a8ffbf8482dcc55d3f4f9f9207ea", kill_on_drop: false }`
[INFO] [stdout] b6c93118b9880eb4997d8cac98d2816fee70a8ffbf8482dcc55d3f4f9f9207ea