[INFO] fetching crate mtop 0.13.0... [INFO] checking mtop-0.13.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate mtop 0.13.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate mtop 0.13.0 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 mtop 0.13.0 [INFO] finished tweaking crates.io crate mtop 0.13.0 [INFO] tweaked toml for crates.io crate mtop 0.13.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate mtop 0.13.0 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-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3cec6c1fe6be4836502f0db409ff3c3c19c9bc86b6e1ad2748472a0739c05cf2 [INFO] running `Command { std: "docker" "start" "-a" "3cec6c1fe6be4836502f0db409ff3c3c19c9bc86b6e1ad2748472a0739c05cf2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3cec6c1fe6be4836502f0db409ff3c3c19c9bc86b6e1ad2748472a0739c05cf2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3cec6c1fe6be4836502f0db409ff3c3c19c9bc86b6e1ad2748472a0739c05cf2", kill_on_drop: false }` [INFO] [stdout] 3cec6c1fe6be4836502f0db409ff3c3c19c9bc86b6e1ad2748472a0739c05cf2 [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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f3c30374fa83520e92b9bb3170d25705bbdaf9b8bef4069d9f4668daac91ba30 [INFO] running `Command { std: "docker" "start" "-a" "f3c30374fa83520e92b9bb3170d25705bbdaf9b8bef4069d9f4668daac91ba30", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Compiling cc v1.1.6 [INFO] [stderr] Compiling rustversion v1.0.17 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Checking rustls-pki-types v1.7.0 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Compiling signal-hook v0.3.17 [INFO] [stderr] Compiling heck v0.5.0 [INFO] [stderr] Compiling rustix v0.38.34 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling libm v0.2.8 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Compiling rustls v0.23.12 [INFO] [stderr] Checking subtle v2.6.1 [INFO] [stderr] Checking bytes v1.6.1 [INFO] [stderr] Checking allocator-api2 v0.2.18 [INFO] [stderr] Compiling paste v1.0.15 [INFO] [stderr] Checking zeroize v1.8.1 [INFO] [stderr] Checking itertools v0.13.0 [INFO] [stderr] Checking base64 v0.22.1 [INFO] [stderr] Checking anstyle v1.0.7 [INFO] [stderr] Checking clap_lex v0.7.1 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking unicode-segmentation v1.11.0 [INFO] [stderr] Checking overload v0.1.1 [INFO] [stderr] Checking unicode-width v0.1.13 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking nu-ansi-term v0.46.0 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Checking tracing-log v0.2.0 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Checking webpki-roots v0.26.3 [INFO] [stderr] Checking thread_local v1.1.8 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Checking rustls-pemfile v2.1.2 [INFO] [stderr] Compiling syn v2.0.72 [INFO] [stderr] Checking urlencoding v2.1.3 [INFO] [stderr] Checking castaway v0.2.3 [INFO] [stderr] Checking compact_str v0.7.1 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Compiling ring v0.17.8 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Checking socket2 v0.5.7 [INFO] [stderr] Checking mio v1.0.1 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking terminal_size v0.3.0 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking clap_builder v4.5.10 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Checking signal-hook-mio v0.2.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking crossterm v0.27.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking unicode-truncate v1.1.0 [INFO] [stderr] Checking lru v0.12.3 [INFO] [stderr] Checking rand_distr v0.4.3 [INFO] [stderr] Checking rustls-webpki v0.102.6 [INFO] [stderr] Compiling tokio-macros v2.4.0 [INFO] [stderr] Compiling strum_macros v0.26.4 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling stability v0.2.1 [INFO] [stderr] Compiling clap_derive v4.5.8 [INFO] [stderr] Checking tokio v1.39.1 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking strum v0.26.3 [INFO] [stderr] Checking clap v4.5.10 [INFO] [stderr] Checking ratatui v0.27.0 [INFO] [stderr] Checking tokio-rustls v0.26.0 [INFO] [stderr] Checking mtop-client v0.13.0 [INFO] [stderr] Checking mtop v0.13.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Result<(), MtopError>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/profile/writer.rs:17:25 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn finish

(&self, path: P) [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 17 | if let Err(e) = self.profiler.proto().and_then(|b| Self::write_file(&path, &b)) { [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 `Result<(), MtopError>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/profile/writer.rs:17:25 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn finish

(&self, path: P) [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 17 | if let Err(e) = self.profiler.proto().and_then(|b| Self::write_file(&path, &b)) { [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: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mtop` (lib test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mtop` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "f3c30374fa83520e92b9bb3170d25705bbdaf9b8bef4069d9f4668daac91ba30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3c30374fa83520e92b9bb3170d25705bbdaf9b8bef4069d9f4668daac91ba30", kill_on_drop: false }` [INFO] [stdout] f3c30374fa83520e92b9bb3170d25705bbdaf9b8bef4069d9f4668daac91ba30