[INFO] fetching crate latches 0.2.0... [INFO] checking latches-0.2.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate latches 0.2.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate latches 0.2.0 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 latches 0.2.0 [INFO] finished tweaking crates.io crate latches 0.2.0 [INFO] tweaked toml for crates.io crate latches 0.2.0 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] Updating crates.io index [INFO] [stderr] Locking 29 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 miniz_oxide v0.7.4 (latest: v0.8.0) [INFO] [stderr] Adding windows-sys v0.42.0 (latest: v0.59.0) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.42.2 (latest: v0.52.6) [INFO] [stderr] Adding windows_aarch64_msvc v0.42.2 (latest: v0.52.6) [INFO] [stderr] Adding windows_i686_gnu v0.42.2 (latest: v0.52.6) [INFO] [stderr] Adding windows_i686_msvc v0.42.2 (latest: v0.52.6) [INFO] [stderr] Adding windows_x86_64_gnu v0.42.2 (latest: v0.52.6) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.42.2 (latest: v0.52.6) [INFO] [stderr] Adding windows_x86_64_msvc v0.42.2 (latest: v0.52.6) [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] 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] 70525caae1bb2e22600b6aab207ff679cc70ff0d4671f3c6b37dab4c1c1f2e4c [INFO] running `Command { std: "docker" "start" "-a" "70525caae1bb2e22600b6aab207ff679cc70ff0d4671f3c6b37dab4c1c1f2e4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "70525caae1bb2e22600b6aab207ff679cc70ff0d4671f3c6b37dab4c1c1f2e4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70525caae1bb2e22600b6aab207ff679cc70ff0d4671f3c6b37dab4c1c1f2e4c", kill_on_drop: false }` [INFO] [stdout] 70525caae1bb2e22600b6aab207ff679cc70ff0d4671f3c6b37dab4c1c1f2e4c [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] 5fe8f2a05809a109ce96d4202f653fb17ed09829eef26a83111c124ee16c60f3 [INFO] running `Command { std: "docker" "start" "-a" "5fe8f2a05809a109ce96d4202f653fb17ed09829eef26a83111c124ee16c60f3", kill_on_drop: false }` [INFO] [stderr] Checking atomic-wait v1.1.0 [INFO] [stderr] Compiling tokio-macros v2.4.0 [INFO] [stderr] Checking latches v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking tokio v1.40.0 [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/sync/tests.rs:87:27 [INFO] [stdout] | [INFO] [stdout] 85 | let latch = latch.clone(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 86 | [INFO] [stdout] 87 | thread::spawn(move || latch.wait()) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/sync/tests.rs:125:27 [INFO] [stdout] | [INFO] [stdout] 123 | let latch = latch.clone(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 124 | [INFO] [stdout] 125 | thread::spawn(move || { [INFO] [stdout] | ___________________________^ [INFO] [stdout] 126 | | thread::sleep(Duration::from_millis(10)); [INFO] [stdout] 127 | | latch.count_down() [INFO] [stdout] 128 | | }) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/sync/tests.rs:147:27 [INFO] [stdout] | [INFO] [stdout] 145 | let latch = latch.clone(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 146 | [INFO] [stdout] 147 | thread::spawn(move || { [INFO] [stdout] | ___________________________^ [INFO] [stdout] 148 | | thread::sleep(Duration::from_millis(10)); [INFO] [stdout] 149 | | latch.count_down() [INFO] [stdout] 150 | | }) [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 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `latches` (lib test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "5fe8f2a05809a109ce96d4202f653fb17ed09829eef26a83111c124ee16c60f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5fe8f2a05809a109ce96d4202f653fb17ed09829eef26a83111c124ee16c60f3", kill_on_drop: false }` [INFO] [stdout] 5fe8f2a05809a109ce96d4202f653fb17ed09829eef26a83111c124ee16c60f3