[INFO] fetching crate async_singleflight 0.5.2...
[INFO] checking async_singleflight-0.5.2 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] extracting crate async_singleflight 0.5.2 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate async_singleflight 0.5.2 on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async_singleflight 0.5.2
[INFO] finished tweaking crates.io crate async_singleflight 0.5.2
[INFO] tweaked toml for crates.io crate async_singleflight 0.5.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "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 63 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.22.0 (latest: v0.24.1)
[INFO] [stderr]       Adding gimli v0.29.0 (latest: v0.31.0)
[INFO] [stderr]       Adding hashbrown v0.13.2 (latest: v0.14.5)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (latest: v0.4.0)
[INFO] [stderr]       Adding miniz_oxide v0.7.4 (latest: v0.8.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3b95ebabfa610025741c0b4f7f4563e9e07b6e6aab8f3674c682cb9b786ea9d
[INFO] running `Command { std: "docker" "start" "-a" "a3b95ebabfa610025741c0b4f7f4563e9e07b6e6aab8f3674c682cb9b786ea9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3b95ebabfa610025741c0b4f7f4563e9e07b6e6aab8f3674c682cb9b786ea9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3b95ebabfa610025741c0b4f7f4563e9e07b6e6aab8f3674c682cb9b786ea9d", kill_on_drop: false }`
[INFO] [stdout] a3b95ebabfa610025741c0b4f7f4563e9e07b6e6aab8f3674c682cb9b786ea9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc06b8248d4d4ebb69e8f8e1909ca16379ce0d7f355c3cd96676cf3ed3be4842
[INFO] running `Command { std: "docker" "start" "-a" "dc06b8248d4d4ebb69e8f8e1909ca16379ce0d7f355c3cd96676cf3ed3be4842", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking bytes v1.7.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[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 futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking async_singleflight v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:260:18
[INFO] [stdout]     |
[INFO] [stdout] 257 |           fut: impl Future<Output = T> + Send + 's,
[INFO] [stdout]     |           ---------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 260 |           Box::pin(async move {
[INFO] [stdout]     |  __________________^
[INFO] [stdout] 261 | |             let tx_or_rx = match self.m.lock().entry_ref(key) {
[INFO] [stdout] 262 | |                 EntryRef::Occupied(mut entry) => {
[INFO] [stdout] 263 | |                     let state = entry.get().borrow().clone();
[INFO] [stdout] ...   |
[INFO] [stdout] 305 | |             }
[INFO] [stdout] 306 | |         })
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/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 `async_singleflight` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:260:18
[INFO] [stdout]     |
[INFO] [stdout] 257 |           fut: impl Future<Output = T> + Send + 's,
[INFO] [stdout]     |           ---------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 260 |           Box::pin(async move {
[INFO] [stdout]     |  __________________^
[INFO] [stdout] 261 | |             let tx_or_rx = match self.m.lock().entry_ref(key) {
[INFO] [stdout] 262 | |                 EntryRef::Occupied(mut entry) => {
[INFO] [stdout] 263 | |                     let state = entry.get().borrow().clone();
[INFO] [stdout] ...   |
[INFO] [stdout] 305 | |             }
[INFO] [stdout] 306 | |         })
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/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 `async_singleflight` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "dc06b8248d4d4ebb69e8f8e1909ca16379ce0d7f355c3cd96676cf3ed3be4842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc06b8248d4d4ebb69e8f8e1909ca16379ce0d7f355c3cd96676cf3ed3be4842", kill_on_drop: false }`
[INFO] [stdout] dc06b8248d4d4ebb69e8f8e1909ca16379ce0d7f355c3cd96676cf3ed3be4842