[INFO] cloning repository https://github.com/GallaisPoutine/Tetris-multiplayer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GallaisPoutine/Tetris-multiplayer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGallaisPoutine%2FTetris-multiplayer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGallaisPoutine%2FTetris-multiplayer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 31ef8d8abb04c5512d2e86d29f29f1d9c38562c9
[INFO] checking GallaisPoutine/Tetris-multiplayer/31ef8d8abb04c5512d2e86d29f29f1d9c38562c9 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%2FGallaisPoutine%2FTetris-multiplayer" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GallaisPoutine/Tetris-multiplayer 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/GallaisPoutine/Tetris-multiplayer
[INFO] finished tweaking git repo https://github.com/GallaisPoutine/Tetris-multiplayer
[INFO] tweaked toml for git repo https://github.com/GallaisPoutine/Tetris-multiplayer written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/GallaisPoutine/Tetris-multiplayer 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 49759065e5a30e410676a0426ee72e689c86033a3059b89b14f1a4c650560550
[INFO] running `Command { std: "docker" "start" "-a" "49759065e5a30e410676a0426ee72e689c86033a3059b89b14f1a4c650560550", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49759065e5a30e410676a0426ee72e689c86033a3059b89b14f1a4c650560550", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49759065e5a30e410676a0426ee72e689c86033a3059b89b14f1a4c650560550", kill_on_drop: false }`
[INFO] [stdout] 49759065e5a30e410676a0426ee72e689c86033a3059b89b14f1a4c650560550
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] fef7ae43a5659c7176f165ee77467de60d31149d510c62da65db8c6bb2d83c1d
[INFO] running `Command { std: "docker" "start" "-a" "fef7ae43a5659c7176f165ee77467de60d31149d510c62da65db8c6bb2d83c1d", kill_on_drop: false }`
[INFO] [stderr]     Checking termion v4.0.2
[INFO] [stderr]     Checking timer v0.2.0
[INFO] [stderr]     Checking tetris_v2 v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: this value of type `Result<(TcpStream, std::net::SocketAddr), std::io::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/connection.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let listener = TcpListener::bind("0.0.0.0:12345").unwrap();
[INFO] [stdout]    |             -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 29 |         match listener.accept() {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this value of type `Result<(TcpStream, std::net::SocketAddr), std::io::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/connection.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let listener = TcpListener::bind("0.0.0.0:12345").unwrap();
[INFO] [stdout]    |             -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 29 |         match listener.accept() {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `write` is never used
[INFO] [stdout]   --> src/server.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Server {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn write(&mut self, msg: &str) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `write` is never used
[INFO] [stdout]   --> src/server.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Server {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn write(&mut self, msg: &str) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tetris_v2` (bin "tetris_v2") due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tetris_v2` (bin "tetris_v2" test) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "fef7ae43a5659c7176f165ee77467de60d31149d510c62da65db8c6bb2d83c1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fef7ae43a5659c7176f165ee77467de60d31149d510c62da65db8c6bb2d83c1d", kill_on_drop: false }`
[INFO] [stdout] fef7ae43a5659c7176f165ee77467de60d31149d510c62da65db8c6bb2d83c1d