[INFO] fetching crate generator 0.8.2... [INFO] checking generator-0.8.2 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate generator 0.8.2 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate generator 0.8.2 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 generator 0.8.2 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate generator 0.8.2 [INFO] tweaked toml for crates.io crate generator 0.8.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate generator 0.8.2 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f49abfe1630ed66fb158ff09d15ac0b348fa7b1e1089b15bc2552469ddcfff91 [INFO] running `Command { std: "docker" "start" "-a" "f49abfe1630ed66fb158ff09d15ac0b348fa7b1e1089b15bc2552469ddcfff91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f49abfe1630ed66fb158ff09d15ac0b348fa7b1e1089b15bc2552469ddcfff91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f49abfe1630ed66fb158ff09d15ac0b348fa7b1e1089b15bc2552469ddcfff91", kill_on_drop: false }` [INFO] [stdout] f49abfe1630ed66fb158ff09d15ac0b348fa7b1e1089b15bc2552469ddcfff91 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f3eac6348fd849ab78f1ec0d647162e5346f7b8ee25c3a87834f77c29c5c53c9 [INFO] running `Command { std: "docker" "start" "-a" "f3eac6348fd849ab78f1ec0d647162e5346f7b8ee25c3a87834f77c29c5c53c9", kill_on_drop: false }` [INFO] [stderr] Compiling rustversion v1.0.12 [INFO] [stderr] Compiling libc v0.2.146 [INFO] [stderr] Compiling log v0.4.18 [INFO] [stderr] Compiling generator v0.8.2 (/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/rt.rs:345:39 [INFO] [stdout] | [INFO] [stdout] 345 | result.map_err(|err| *err.downcast::().unwrap()), [INFO] [stdout] | --- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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 `generator` (lib test) 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] --> examples/number.rs:26:21 [INFO] [stdout] | [INFO] [stdout] 26 | .filter(|n| factors(*n).sum::() == *n) [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] [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] --> examples/pipe.rs:6:24 [INFO] [stdout] | [INFO] [stdout] 5 | fn square<'a, T: Iterator + Send + 'a>(input: T) -> Generator<'a, (), u32> { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 6 | Gn::new_scoped(|mut s| { [INFO] [stdout] | ________________________^ [INFO] [stdout] 7 | | for i in input { [INFO] [stdout] 8 | | s.yield_with(i * i); [INFO] [stdout] 9 | | } [INFO] [stdout] 10 | | done!(); [INFO] [stdout] 11 | | }) [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] --> examples/pipe.rs:16:24 [INFO] [stdout] | [INFO] [stdout] 15 | fn sum<'a, T: Iterator + Send + 'a>(input: T) -> Generator<'a, (), u32> { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 16 | Gn::new_scoped(|mut s| { [INFO] [stdout] | ________________________^ [INFO] [stdout] 17 | | let mut acc = 0; [INFO] [stdout] 18 | | for i in input { [INFO] [stdout] 19 | | acc += i; [INFO] [stdout] ... | [INFO] [stdout] 22 | | done!(); [INFO] [stdout] 23 | | }) [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] [stderr] error: could not compile `generator` (example "number") due to 2 previous errors [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `generator` (example "pipe") due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "f3eac6348fd849ab78f1ec0d647162e5346f7b8ee25c3a87834f77c29c5c53c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3eac6348fd849ab78f1ec0d647162e5346f7b8ee25c3a87834f77c29c5c53c9", kill_on_drop: false }` [INFO] [stdout] f3eac6348fd849ab78f1ec0d647162e5346f7b8ee25c3a87834f77c29c5c53c9