[INFO] fetching crate stio 0.0.1... [INFO] checking stio-0.0.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate stio 0.0.1 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate stio 0.0.1 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate stio 0.0.1 [INFO] finished tweaking crates.io crate stio 0.0.1 [INFO] tweaked toml for crates.io crate stio 0.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate stio 0.0.1 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8ab67e1c85c2598997ada21d66426afa3c800a3a2b32d374d679bfa89af63f6a [INFO] running `Command { std: "docker" "start" "-a" "8ab67e1c85c2598997ada21d66426afa3c800a3a2b32d374d679bfa89af63f6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8ab67e1c85c2598997ada21d66426afa3c800a3a2b32d374d679bfa89af63f6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ab67e1c85c2598997ada21d66426afa3c800a3a2b32d374d679bfa89af63f6a", kill_on_drop: false }` [INFO] [stdout] 8ab67e1c85c2598997ada21d66426afa3c800a3a2b32d374d679bfa89af63f6a [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 12c86b134c426e2bacb0547b3d7e98fed6a5242214c69854b210374d02d9e4c8 [INFO] running `Command { std: "docker" "start" "-a" "12c86b134c426e2bacb0547b3d7e98fed6a5242214c69854b210374d02d9e4c8", kill_on_drop: false }` [INFO] [stderr] Checking itoa v1.0.10 [INFO] [stderr] Checking bytes v1.5.0 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Compiling httparse v1.8.0 [INFO] [stderr] Checking smallvec v1.13.1 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking tokio v1.36.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking http v1.1.0 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Checking http-body v1.0.0 [INFO] [stderr] Checking stio v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: lint `unused_tuple_struct_fields` has been renamed to `dead_code` [INFO] [stdout] --> src/lib.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | #![warn(unused_tuple_struct_fields)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `dead_code` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/net.rs:145:19 [INFO] [stdout] | [INFO] [stdout] 145 | match (&self.stream).read(buf) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 148 | match ready!(self.handle.rt().poll(self.token, Interest::READABLE, cx)) { [INFO] [stdout] | ----------------------------------------------------------------- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may 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] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/net.rs:178:19 [INFO] [stdout] | [INFO] [stdout] 178 | match (&self.stream).write(buf) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 181 | match ready!(self.handle.rt().poll(self.token, Interest::WRITABLE, cx)) { [INFO] [stdout] | ----------------------------------------------------------------- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may 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: this value of type `Result<(), std::io::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/net.rs:207:19 [INFO] [stdout] | [INFO] [stdout] 207 | match (&self.stream).flush() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 210 | match ready!(self.handle.rt().poll(self.token, Interest::WRITABLE, cx)) { [INFO] [stdout] | ----------------------------------------------------------------- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may 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: this value of type `Result<(), std::io::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/net.rs:223:19 [INFO] [stdout] | [INFO] [stdout] 223 | match self.stream.shutdown(Shutdown::Write) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 226 | match ready!(self.handle.rt().poll(self.token, Interest::WRITABLE, cx)) { [INFO] [stdout] | ----------------------------------------------------------------- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may 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 4 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `stio` (lib) due to 5 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "12c86b134c426e2bacb0547b3d7e98fed6a5242214c69854b210374d02d9e4c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12c86b134c426e2bacb0547b3d7e98fed6a5242214c69854b210374d02d9e4c8", kill_on_drop: false }` [INFO] [stdout] 12c86b134c426e2bacb0547b3d7e98fed6a5242214c69854b210374d02d9e4c8