[INFO] cloning repository https://github.com/Shivam412/toy-async-server [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Shivam412/toy-async-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShivam412%2Ftoy-async-server", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShivam412%2Ftoy-async-server'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 53b1c60a2a1dc93c29eb44d7f138dd4b67bd6506 [INFO] checking Shivam412/toy-async-server/53b1c60a2a1dc93c29eb44d7f138dd4b67bd6506 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShivam412%2Ftoy-async-server" "/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/Shivam412/toy-async-server on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Shivam412/toy-async-server [INFO] finished tweaking git repo https://github.com/Shivam412/toy-async-server [INFO] tweaked toml for git repo https://github.com/Shivam412/toy-async-server written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Shivam412/toy-async-server 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e27f6540b23a6833fd3b436439b171c70e6064720990e94d820e90cdd544690b [INFO] running `Command { std: "docker" "start" "-a" "e27f6540b23a6833fd3b436439b171c70e6064720990e94d820e90cdd544690b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e27f6540b23a6833fd3b436439b171c70e6064720990e94d820e90cdd544690b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e27f6540b23a6833fd3b436439b171c70e6064720990e94d820e90cdd544690b", kill_on_drop: false }` [INFO] [stdout] e27f6540b23a6833fd3b436439b171c70e6064720990e94d820e90cdd544690b [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 -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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 98751778ca41b6d7604dbe77383342068a505c5f3e5af0400818c0cc84d23f04 [INFO] running `Command { std: "docker" "start" "-a" "98751778ca41b6d7604dbe77383342068a505c5f3e5af0400818c0cc84d23f04", kill_on_drop: false }` [INFO] [stderr] Checking toy-async-server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `readable` and `writable` are never read [INFO] [stdout] --> src/runtime/polling/epoll.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Event { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 8 | pub key: RawFd, [INFO] [stdout] 9 | pub readable: bool, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 10 | pub writable: bool, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Event` has a derived impl for the trait `Clone`, 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 `readable` and `writable` are never read [INFO] [stdout] --> src/runtime/polling/epoll.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Event { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 8 | pub key: RawFd, [INFO] [stdout] 9 | pub readable: bool, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 10 | pub writable: bool, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Event` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/runtime/executor.rs:22:19 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn block_on(f: F) -> Result<()> [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 22 | EXECUTOR.with(|executor| -> Result<()> { [INFO] [stdout] | ___________________^ [INFO] [stdout] 23 | | let executor = executor.borrow(); [INFO] [stdout] 24 | | executor.spawn(f); // Spawn the Future onto the Executor [INFO] [stdout] 25 | | executor.run() // Run the Executor to completion [INFO] [stdout] 26 | | }) [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/runtime/executor.rs:22:19 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn block_on(f: F) -> Result<()> [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 22 | EXECUTOR.with(|executor| -> Result<()> { [INFO] [stdout] | ___________________^ [INFO] [stdout] 23 | | let executor = executor.borrow(); [INFO] [stdout] 24 | | executor.spawn(f); // Spawn the Future onto the Executor [INFO] [stdout] 25 | | executor.run() // Run the Executor to completion [INFO] [stdout] 26 | | }) [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/runtime/net/tcp_listener.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 22 | let listener = net::TcpListener::bind(addr)?; [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 36 | Ok(TcpListener { inner: listener }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/runtime/net/tcp_listener.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 22 | let listener = net::TcpListener::bind(addr)?; [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 36 | Ok(TcpListener { inner: listener }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `toy-async-server` (bin "toy-async-server") due to 3 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `toy-async-server` (bin "toy-async-server" test) due to 3 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "98751778ca41b6d7604dbe77383342068a505c5f3e5af0400818c0cc84d23f04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "98751778ca41b6d7604dbe77383342068a505c5f3e5af0400818c0cc84d23f04", kill_on_drop: false }` [INFO] [stdout] 98751778ca41b6d7604dbe77383342068a505c5f3e5af0400818c0cc84d23f04