[INFO] cloning repository https://github.com/Cybernetick/rust-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/Cybernetick/rust-bittorrent-client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCybernetick%2Frust-bittorrent-client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCybernetick%2Frust-bittorrent-client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e7a5c0a68f2c9e24d32bb703391a7f073a00ba92
[INFO] checking Cybernetick/rust-bittorrent-client/e7a5c0a68f2c9e24d32bb703391a7f073a00ba92 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCybernetick%2Frust-bittorrent-client" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Cybernetick/rust-bittorrent-client on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Cybernetick/rust-bittorrent-client
[INFO] finished tweaking git repo https://github.com/Cybernetick/rust-bittorrent-client
[INFO] tweaked toml for git repo https://github.com/Cybernetick/rust-bittorrent-client written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Cybernetick/rust-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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e56d7917f434ea2c99bdb707e3c4efe31ed078ce764c95ad0c41857df034f911
[INFO] running `Command { std: "docker" "start" "-a" "e56d7917f434ea2c99bdb707e3c4efe31ed078ce764c95ad0c41857df034f911", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e56d7917f434ea2c99bdb707e3c4efe31ed078ce764c95ad0c41857df034f911", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e56d7917f434ea2c99bdb707e3c4efe31ed078ce764c95ad0c41857df034f911", kill_on_drop: false }`
[INFO] [stdout] e56d7917f434ea2c99bdb707e3c4efe31ed078ce764c95ad0c41857df034f911
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 875ac2045341010d66389256981c24bd2ca98a53996308568a608851237bee9f
[INFO] running `Command { std: "docker" "start" "-a" "875ac2045341010d66389256981c24bd2ca98a53996308568a608851237bee9f", kill_on_drop: false }`
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[INFO] [stdout] warning: field `interval` is never read
[INFO] [stdout]    --> src/tracker.rs:178:13
[INFO] [stdout]     |
[INFO] [stdout] 177 |     struct PeersResponse {
[INFO] [stdout]     |            ------------- field in this struct
[INFO] [stdout] 178 |         pub 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `interval` is never read
[INFO] [stdout]    --> src/tracker.rs:178:13
[INFO] [stdout]     |
[INFO] [stdout] 177 |     struct PeersResponse {
[INFO] [stdout]     |            ------------- field in this struct
[INFO] [stdout] 178 |         pub 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 56.19s
[INFO] running `Command { std: "docker" "inspect" "875ac2045341010d66389256981c24bd2ca98a53996308568a608851237bee9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "875ac2045341010d66389256981c24bd2ca98a53996308568a608851237bee9f", kill_on_drop: false }`
[INFO] [stdout] 875ac2045341010d66389256981c24bd2ca98a53996308568a608851237bee9f