[INFO] fetching crate tracing-causality 0.1.0... [INFO] checking tracing-causality-0.1.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate tracing-causality 0.1.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate tracing-causality 0.1.0 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 tracing-causality 0.1.0 [INFO] finished tweaking crates.io crate tracing-causality 0.1.0 [INFO] tweaked toml for crates.io crate tracing-causality 0.1.0 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 81 packages to latest compatible versions [INFO] [stderr] Adding flume v0.10.14 (available: v0.11.0) [INFO] [stderr] Adding hermit-abi v0.3.9 (available: v0.4.0) [INFO] [stderr] Adding nu-ansi-term v0.46.0 (available: v0.50.1) [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] 1b37830e3b46dfe9eaf719a04abf6dc4a24ef5502ad5531ff91f585c0477e723 [INFO] running `Command { std: "docker" "start" "-a" "1b37830e3b46dfe9eaf719a04abf6dc4a24ef5502ad5531ff91f585c0477e723", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1b37830e3b46dfe9eaf719a04abf6dc4a24ef5502ad5531ff91f585c0477e723", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b37830e3b46dfe9eaf719a04abf6dc4a24ef5502ad5531ff91f585c0477e723", kill_on_drop: false }` [INFO] [stdout] 1b37830e3b46dfe9eaf719a04abf6dc4a24ef5502ad5531ff91f585c0477e723 [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] d2ffe88241c5da69ddc85d67c53ac9fa8328b63f62aa3f3633de7123fd613e5c [INFO] running `Command { std: "docker" "start" "-a" "d2ffe88241c5da69ddc85d67c53ac9fa8328b63f62aa3f3633de7123fd613e5c", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Checking mio v1.0.2 [INFO] [stderr] Checking socket2 v0.5.7 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Checking nanorand v0.7.0 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling pin-project-internal v1.1.5 [INFO] [stderr] Compiling tokio-macros v2.4.0 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Checking tokio v1.40.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking pin-project v1.1.5 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking flume v0.10.14 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking tracing-causality v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Span` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:105:35 [INFO] [stdout] | [INFO] [stdout] 89 | pub fn apply(mut self, update: Update) -> Option> { [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] | | 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] | | 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] | | 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] | | 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] 105 | Update::CloseDirect { span, direct_cause } => { [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 `Option>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:718:37 [INFO] [stdout] | [INFO] [stdout] 706 | let span = ctx.span(id).expect( [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 718 | if let Some(direct_cause) = span.parent() { [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 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tracing-causality` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "d2ffe88241c5da69ddc85d67c53ac9fa8328b63f62aa3f3633de7123fd613e5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2ffe88241c5da69ddc85d67c53ac9fa8328b63f62aa3f3633de7123fd613e5c", kill_on_drop: false }` [INFO] [stdout] d2ffe88241c5da69ddc85d67c53ac9fa8328b63f62aa3f3633de7123fd613e5c