[INFO] fetching crate carboxyl 0.2.2... [INFO] checking carboxyl-0.2.2 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate carboxyl 0.2.2 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate carboxyl 0.2.2 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 crates.io crate carboxyl 0.2.2 [INFO] finished tweaking crates.io crate carboxyl 0.2.2 [INFO] tweaked toml for crates.io crate carboxyl 0.2.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 98 packages to latest compatible versions [INFO] [stderr] Adding anes v0.1.6 (available: v0.2.0) [INFO] [stderr] Adding cargo_metadata v0.14.2 (available: v0.18.1) [INFO] [stderr] Adding env_logger v0.8.4 (available: v0.11.5) [INFO] [stderr] Adding itertools v0.10.5 (available: v0.13.0) [INFO] [stderr] Adding linux-raw-sys v0.4.14 (available: v0.6.5) [INFO] [stderr] Adding pulldown-cmark v0.9.6 (available: v0.12.1) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-sys v0.52.0 (available: v0.59.0) [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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 32e21b40cdf7a53477d3269ef1f5324d8e21cdcd7266bf1978b37fb9865ebdf6 [INFO] running `Command { std: "docker" "start" "-a" "32e21b40cdf7a53477d3269ef1f5324d8e21cdcd7266bf1978b37fb9865ebdf6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "32e21b40cdf7a53477d3269ef1f5324d8e21cdcd7266bf1978b37fb9865ebdf6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "32e21b40cdf7a53477d3269ef1f5324d8e21cdcd7266bf1978b37fb9865ebdf6", kill_on_drop: false }` [INFO] [stdout] 32e21b40cdf7a53477d3269ef1f5324d8e21cdcd7266bf1978b37fb9865ebdf6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ac70d26a61c65f7e72c685f4f252e3d958e0fa50c22b02a7ad0a3c278b70cebf [INFO] running `Command { std: "docker" "start" "-a" "ac70d26a61c65f7e72c685f4f252e3d958e0fa50c22b02a7ad0a3c278b70cebf", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.13 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling serde_json v1.0.128 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling rustix v0.38.37 [INFO] [stderr] Compiling camino v1.1.9 [INFO] [stderr] Compiling semver v1.0.23 [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Compiling pulldown-cmark v0.9.6 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Compiling bitflags v2.6.0 [INFO] [stderr] Compiling itoa v1.0.11 [INFO] [stderr] Compiling ryu v1.0.18 [INFO] [stderr] Compiling linux-raw-sys v0.4.14 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling fastrand v2.1.1 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Compiling unicase v2.7.0 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling bytecount v0.6.8 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling walkdir v2.5.0 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Compiling glob v0.3.1 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking half v2.4.1 [INFO] [stderr] Checking anstyle v1.0.8 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking ciborium-io v0.2.2 [INFO] [stderr] Checking plotters-backend v0.3.7 [INFO] [stderr] Checking clap_lex v0.7.2 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking clap_builder v4.5.18 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Checking plotters-svg v0.3.7 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking oorandom v11.1.4 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking is-terminal v0.4.13 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking plotters v0.3.7 [INFO] [stderr] Compiling tempfile v3.13.0 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking clap v4.5.18 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking quickcheck v1.0.3 [INFO] [stderr] Checking cargo-platform v0.1.8 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking cargo_metadata v0.14.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.5.1 [INFO] [stderr] Checking skeptic v0.13.7 [INFO] [stderr] Compiling carboxyl v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: value captured by `terminate` is never read [INFO] [stdout] --> src/signal.rs:439:21 [INFO] [stdout] | [INFO] [stdout] 439 | terminate = Arc::new(()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: did you mean to capture by reference instead? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option Result<(), CallbackError> + Send + Sync>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/source.rs:71:37 [INFO] [stdout] | [INFO] [stdout] 58 | pub fn send(&mut self, a: A) { [INFO] [stdout] | - these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 63 | let mut iter = new_callbacks.into_iter(); [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 71 | if let Some(mut callback) = iter.next() { [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: this value of type `RwLockReadGuard<'_, pending::Pending>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lift.rs:89:16 [INFO] [stdout] | [INFO] [stdout] 87 | let pclone = parent.clone(); [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 88 | let f = f.clone(); [INFO] [stdout] | - these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 89 | match *signal_current(&parent).read().unwrap().future() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [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 `RwLockReadGuard<'_, pending::Pending>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lift.rs:128:13 [INFO] [stdout] | [INFO] [stdout] 124 | let sa_clone = sa.clone(); [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 125 | let sb_clone = sb.clone(); [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 126 | let f = f.clone(); [INFO] [stdout] | - these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 127 | match ( [INFO] [stdout] 128 | signal_current(&sa).read().unwrap().future(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [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 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value captured by `terminate` is never read [INFO] [stdout] --> src/signal.rs:439:21 [INFO] [stdout] | [INFO] [stdout] 439 | terminate = Arc::new(()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: did you mean to capture by reference instead? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `carboxyl` (lib) due to 4 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `Option Result<(), source::CallbackError> + Send + Sync>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/source.rs:71:37 [INFO] [stdout] | [INFO] [stdout] 58 | pub fn send(&mut self, a: A) { [INFO] [stdout] | - these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 63 | let mut iter = new_callbacks.into_iter(); [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 71 | if let Some(mut callback) = iter.next() { [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: this value of type `Enumerate>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/stream/mod.rs:656:23 [INFO] [stdout] | [INFO] [stdout] 653 | let sink = Sink::new(); [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 656 | for (n, m) in events.take(10).enumerate() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [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 `Enumerate>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/stream/mod.rs:666:23 [INFO] [stdout] | [INFO] [stdout] 663 | let sink = Sink::new(); [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 666 | for (n, m) in events.take(10).enumerate() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [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 `RwLockReadGuard<'_, pending::Pending>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lift.rs:89:16 [INFO] [stdout] | [INFO] [stdout] 87 | let pclone = parent.clone(); [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 88 | let f = f.clone(); [INFO] [stdout] | - these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 89 | match *signal_current(&parent).read().unwrap().future() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [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 `RwLockReadGuard<'_, pending::Pending>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lift.rs:128:13 [INFO] [stdout] | [INFO] [stdout] 124 | let sa_clone = sa.clone(); [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 125 | let sb_clone = sb.clone(); [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 126 | let f = f.clone(); [INFO] [stdout] | - these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 127 | match ( [INFO] [stdout] 128 | signal_current(&sa).read().unwrap().future(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [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 5 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `carboxyl` (lib test) due to 6 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "ac70d26a61c65f7e72c685f4f252e3d958e0fa50c22b02a7ad0a3c278b70cebf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac70d26a61c65f7e72c685f4f252e3d958e0fa50c22b02a7ad0a3c278b70cebf", kill_on_drop: false }` [INFO] [stdout] ac70d26a61c65f7e72c685f4f252e3d958e0fa50c22b02a7ad0a3c278b70cebf