[INFO] fetching crate microflow-macros 0.1.1... [INFO] checking microflow-macros-0.1.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate microflow-macros 0.1.1 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate microflow-macros 0.1.1 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 microflow-macros 0.1.1 [INFO] finished tweaking crates.io crate microflow-macros 0.1.1 [INFO] tweaked toml for crates.io crate microflow-macros 0.1.1 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 32 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding flatbuffers v23.5.26 (latest: v24.3.25) [INFO] [stderr] Adding nalgebra v0.32.6 (latest: v0.33.0) [INFO] [stderr] Adding simba v0.8.1 (latest: v0.9.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [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] 578ea63dd192243bb71967892bb877f18b80ea5db4ea19efbfc21e62965059a0 [INFO] running `Command { std: "docker" "start" "-a" "578ea63dd192243bb71967892bb877f18b80ea5db4ea19efbfc21e62965059a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "578ea63dd192243bb71967892bb877f18b80ea5db4ea19efbfc21e62965059a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "578ea63dd192243bb71967892bb877f18b80ea5db4ea19efbfc21e62965059a0", kill_on_drop: false }` [INFO] [stdout] 578ea63dd192243bb71967892bb877f18b80ea5db4ea19efbfc21e62965059a0 [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] 2297ee5da1b3926065e6bcc3eabdadaf8702dc0923abc373c08cd57bd403eaf7 [INFO] running `Command { std: "docker" "start" "-a" "2297ee5da1b3926065e6bcc3eabdadaf8702dc0923abc373c08cd57bd403eaf7", kill_on_drop: false }` [INFO] [stderr] Checking unicode-ident v1.0.12 [INFO] [stderr] Checking bytemuck v1.17.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling matrixmultiply v0.3.9 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling flatbuffers v23.5.26 [INFO] [stderr] Checking proc-macro2 v1.0.86 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking safe_arch v0.7.2 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking byterepr v0.1.0 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking wide v0.7.28 [INFO] [stderr] Checking num-complex v0.4.6 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking approx v0.5.1 [INFO] [stderr] Checking num-rational v0.4.2 [INFO] [stderr] Checking simba v0.8.1 [INFO] [stderr] Compiling structmeta-derive v0.3.0 [INFO] [stderr] Compiling nalgebra-macros v0.2.2 [INFO] [stderr] Checking structmeta v0.3.0 [INFO] [stderr] Checking nalgebra v0.32.6 [INFO] [stderr] Checking microflow-macros v0.1.1 (/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/buffer.rs:24:14 [INFO] [stdout] | [INFO] [stdout] 23 | fn from(matrix: DMatrix) -> Self { [INFO] [stdout] | ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 24 | Self(Some(matrix)) [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/buffer.rs:57:14 [INFO] [stdout] | [INFO] [stdout] 56 | fn from(data: Vec>>) -> Self { [INFO] [stdout] | -------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 57 | Self(Some(data)) [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 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `microflow-macros` (lib test) due to 3 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/buffer.rs:24:14 [INFO] [stdout] | [INFO] [stdout] 23 | fn from(matrix: DMatrix) -> Self { [INFO] [stdout] | ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 24 | Self(Some(matrix)) [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/buffer.rs:57:14 [INFO] [stdout] | [INFO] [stdout] 56 | fn from(data: Vec>>) -> Self { [INFO] [stdout] | -------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 57 | Self(Some(data)) [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 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `microflow-macros` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "2297ee5da1b3926065e6bcc3eabdadaf8702dc0923abc373c08cd57bd403eaf7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2297ee5da1b3926065e6bcc3eabdadaf8702dc0923abc373c08cd57bd403eaf7", kill_on_drop: false }` [INFO] [stdout] 2297ee5da1b3926065e6bcc3eabdadaf8702dc0923abc373c08cd57bd403eaf7