[INFO] fetching crate flume 0.11.0...
[INFO] checking flume-0.11.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate flume 0.11.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate flume 0.11.0 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 flume 0.11.0
[INFO] finished tweaking crates.io crate flume 0.11.0
[INFO] tweaked toml for crates.io crate flume 0.11.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate flume 0.11.0 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] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `futures-core` dependency)
[INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `futures-sink` dependency)
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9510937752b6a7d7cc229026588ee7df2d00f8d7190cc2e1e370ea23af28b4d1
[INFO] running `Command { std: "docker" "start" "-a" "9510937752b6a7d7cc229026588ee7df2d00f8d7190cc2e1e370ea23af28b4d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9510937752b6a7d7cc229026588ee7df2d00f8d7190cc2e1e370ea23af28b4d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9510937752b6a7d7cc229026588ee7df2d00f8d7190cc2e1e370ea23af28b4d1", kill_on_drop: false }`
[INFO] [stdout] 9510937752b6a7d7cc229026588ee7df2d00f8d7190cc2e1e370ea23af28b4d1
[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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf94e9d93eb97f78992900f53a80591265b57746c0ff82000788f02f34e45e77
[INFO] running `Command { std: "docker" "start" "-a" "bf94e9d93eb97f78992900f53a80591265b57746c0ff82000788f02f34e45e77", kill_on_drop: false }`
[INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `futures-core` dependency)
[INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition
[INFO] [stderr] (in the `futures-sink` dependency)
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]     Checking value-bag v1.4.1
[INFO] [stderr]     Checking parking v2.1.0
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling rustix v0.37.23
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]     Checking async-task v4.4.0
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling async-process v1.7.0
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking atomic-waker v1.1.1
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking regex-automata v0.3.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking concurrent-queue v2.2.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]    Compiling serde_derive v1.0.183
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking blocking v1.3.1
[INFO] [stderr]     Checking async-executor v1.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking regex v1.9.3
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking io-lifetimes v1.0.11
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking flume v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stdout] error: this value of type `Option<T>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:590:28
[INFO] [stdout]     |
[INFO] [stdout] 584 |         make_signal: impl FnOnce() -> Arc<Hook<T, S>>,
[INFO] [stdout]     |         ----------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] 585 |         do_block: impl FnOnce(Arc<Hook<T, S>>) -> R,
[INFO] [stdout]     |         -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 590 |         if let Some(msg) = chan.queue.pop_front() {
[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 `flume` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "bf94e9d93eb97f78992900f53a80591265b57746c0ff82000788f02f34e45e77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf94e9d93eb97f78992900f53a80591265b57746c0ff82000788f02f34e45e77", kill_on_drop: false }`
[INFO] [stdout] bf94e9d93eb97f78992900f53a80591265b57746c0ff82000788f02f34e45e77