[INFO] fetching crate swimos_msgpack 0.1.0... [INFO] checking swimos_msgpack-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate swimos_msgpack 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate swimos_msgpack 0.1.0 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 swimos_msgpack 0.1.0 [INFO] finished tweaking crates.io crate swimos_msgpack 0.1.0 [INFO] tweaked toml for crates.io crate swimos_msgpack 0.1.0 written to /workspace/builds/worker-4-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 116 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 http v0.2.12 (latest: v1.1.0) [INFO] [stderr] Adding miniz_oxide v0.7.4 (latest: v0.8.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.58.0) [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 64eeb8acfdd11837027ff5d8f7b12d872d7de2947fcc5e21b2e24232720b47bd [INFO] running `Command { std: "docker" "start" "-a" "64eeb8acfdd11837027ff5d8f7b12d872d7de2947fcc5e21b2e24232720b47bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "64eeb8acfdd11837027ff5d8f7b12d872d7de2947fcc5e21b2e24232720b47bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64eeb8acfdd11837027ff5d8f7b12d872d7de2947fcc5e21b2e24232720b47bd", kill_on_drop: false }` [INFO] [stdout] 64eeb8acfdd11837027ff5d8f7b12d872d7de2947fcc5e21b2e24232720b47bd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 341f77777a0bee99b50a9c20d211e68d002233f3089fbaa70e6d241b1b86e3f8 [INFO] running `Command { std: "docker" "start" "-a" "341f77777a0bee99b50a9c20d211e68d002233f3089fbaa70e6d241b1b86e3f8", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling frunk_core v0.4.3 [INFO] [stderr] Checking tokio v1.40.0 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking minimal-lexical v0.2.1 [INFO] [stderr] Checking bytes v1.7.1 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking bytecount v0.6.8 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Compiling swimos_algebra v0.1.0 [INFO] [stderr] Compiling unicode-segmentation v1.11.0 [INFO] [stderr] Compiling percent-encoding v2.3.1 [INFO] [stderr] Checking swimos_num v0.1.0 [INFO] [stderr] Compiling swimos_errors v0.1.0 [INFO] [stderr] Compiling swimos_format v0.1.0 [INFO] [stderr] Checking base64 v0.22.1 [INFO] [stderr] Compiling convert_case v0.6.0 [INFO] [stderr] Checking http v0.2.12 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking chrono v0.4.38 [INFO] [stderr] Checking rmp v0.8.14 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking tokio-util v0.7.11 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking num-bigint v0.4.6 [INFO] [stderr] Checking swimos_encoding v0.1.0 [INFO] [stderr] Checking nom_locate v4.2.0 [INFO] [stderr] Checking swimos_route v0.1.0 [INFO] [stderr] Compiling frunk_proc_macro_helpers v0.1.3 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Compiling pin-project-internal v1.1.5 [INFO] [stderr] Compiling frunk_proc_macros v0.1.3 [INFO] [stderr] Compiling frunk_derives v0.4.3 [INFO] [stderr] Compiling swimos_utilities v0.1.0 [INFO] [stderr] Compiling frunk v0.4.3 [INFO] [stderr] Compiling thiserror v1.0.63 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking pin-project v1.1.5 [INFO] [stderr] Compiling swimos_macro_utilities v0.1.0 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling swimos_form_derive v0.1.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking swimos_trigger v0.1.0 [INFO] [stderr] Checking swimos_future v0.1.0 [INFO] [stderr] Checking swimos_model v0.1.0 [INFO] [stderr] Checking swimos_form v0.1.0 [INFO] [stderr] Checking swimos_msgpack v0.1.0 (/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/reader/mod.rs:173:21 [INFO] [stdout] | [INFO] [stdout] 167 | result: Result, MsgPackReadError>, [INFO] [stdout] | --------------------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 168 | mut recognizer: R, [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 173 | result.and_then(move |maybe| { [INFO] [stdout] | _____________________^ [INFO] [stdout] 174 | | if let Some(t) = maybe { [INFO] [stdout] 175 | | Ok(t) [INFO] [stdout] 176 | | } else { [INFO] [stdout] ... | [INFO] [stdout] 182 | | } [INFO] [stdout] 183 | | }) [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/reader/mod.rs:722:5 [INFO] [stdout] | [INFO] [stdout] 714 | item: I, [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 722 | / recognizer [INFO] [stdout] 723 | | .feed_event(ReadEvent::EndRecord) [INFO] [stdout] 724 | | .transpose() [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/writer/mod.rs:152:36 [INFO] [stdout] | [INFO] [stdout] 151 | fn from(err: ValueWriteError) -> Self { [INFO] [stdout] | -------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 152 | MsgPackWriteError::IoError(err.into()) [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 `swimos_msgpack` (lib) due to 4 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/reader/mod.rs:173:21 [INFO] [stdout] | [INFO] [stdout] 167 | result: Result, MsgPackReadError>, [INFO] [stdout] | --------------------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 168 | mut recognizer: R, [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 173 | result.and_then(move |maybe| { [INFO] [stdout] | _____________________^ [INFO] [stdout] 174 | | if let Some(t) = maybe { [INFO] [stdout] 175 | | Ok(t) [INFO] [stdout] 176 | | } else { [INFO] [stdout] ... | [INFO] [stdout] 182 | | } [INFO] [stdout] 183 | | }) [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/reader/mod.rs:722:5 [INFO] [stdout] | [INFO] [stdout] 714 | item: I, [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 722 | / recognizer [INFO] [stdout] 723 | | .feed_event(ReadEvent::EndRecord) [INFO] [stdout] 724 | | .transpose() [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/writer/mod.rs:152:36 [INFO] [stdout] | [INFO] [stdout] 151 | fn from(err: ValueWriteError) -> Self { [INFO] [stdout] | -------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 152 | MsgPackWriteError::IoError(err.into()) [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 `swimos_msgpack` (lib test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "341f77777a0bee99b50a9c20d211e68d002233f3089fbaa70e6d241b1b86e3f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "341f77777a0bee99b50a9c20d211e68d002233f3089fbaa70e6d241b1b86e3f8", kill_on_drop: false }` [INFO] [stdout] 341f77777a0bee99b50a9c20d211e68d002233f3089fbaa70e6d241b1b86e3f8