[INFO] fetching crate fb_stats_traits 0.2.0... [INFO] checking fb_stats_traits-0.2.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate fb_stats_traits 0.2.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate fb_stats_traits 0.2.0 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 fb_stats_traits 0.2.0 [INFO] finished tweaking crates.io crate fb_stats_traits 0.2.0 [INFO] tweaked toml for crates.io crate fb_stats_traits 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 49 packages to latest compatible versions [INFO] [stderr] Adding dashmap v5.5.3 (available: v6.1.0) [INFO] [stderr] Adding env_logger v0.8.4 (available: v0.11.5) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.77) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] ae1524e1f67ccc916a1bad3558d9ab1f1de1b22ea353c7988e9b04cc906c3c0f [INFO] running `Command { std: "docker" "start" "-a" "ae1524e1f67ccc916a1bad3558d9ab1f1de1b22ea353c7988e9b04cc906c3c0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ae1524e1f67ccc916a1bad3558d9ab1f1de1b22ea353c7988e9b04cc906c3c0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae1524e1f67ccc916a1bad3558d9ab1f1de1b22ea353c7988e9b04cc906c3c0f", kill_on_drop: false }` [INFO] [stdout] ae1524e1f67ccc916a1bad3558d9ab1f1de1b22ea353c7988e9b04cc906c3c0f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 8b9bba64f541bdd63876df363281e5357f28ffd28addc2f01f4057439347ebb5 [INFO] running `Command { std: "docker" "start" "-a" "8b9bba64f541bdd63876df363281e5357f28ffd28addc2f01f4057439347ebb5", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking quickcheck v1.0.3 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Compiling auto_impl v1.2.0 [INFO] [stderr] Compiling fbinit_macros v0.2.0 [INFO] [stderr] Checking fbinit v0.2.0 [INFO] [stderr] Checking serde v1.0.210 [INFO] [stderr] Checking dashmap v5.5.3 [INFO] [stderr] Checking fb_stats_traits v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `dashmap::mapref::entry::Entry<'_, String, TStatType>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> dynamic_stat_types.rs:89:15 [INFO] [stdout] | [INFO] [stdout] 84 | fn get_or_default(&self, args: T, cb: F) -> V [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 89 | match self.map.entry(key) { [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 `fb_stats_traits` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `dashmap::mapref::entry::Entry<'_, String, TStatType>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> dynamic_stat_types.rs:89:15 [INFO] [stdout] | [INFO] [stdout] 84 | fn get_or_default(&self, args: T, cb: F) -> V [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 89 | match self.map.entry(key) { [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 `fb_stats_traits` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "8b9bba64f541bdd63876df363281e5357f28ffd28addc2f01f4057439347ebb5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b9bba64f541bdd63876df363281e5357f28ffd28addc2f01f4057439347ebb5", kill_on_drop: false }` [INFO] [stdout] 8b9bba64f541bdd63876df363281e5357f28ffd28addc2f01f4057439347ebb5