[INFO] fetching crate scouter 0.2.4-rc.3... [INFO] checking scouter-0.2.4-rc.3 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate scouter 0.2.4-rc.3 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate scouter 0.2.4-rc.3 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 scouter 0.2.4-rc.3 [INFO] finished tweaking crates.io crate scouter 0.2.4-rc.3 [INFO] tweaked toml for crates.io crate scouter 0.2.4-rc.3 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 141 packages to latest compatible versions [INFO] [stderr] Adding anes v0.1.6 (latest: v0.2.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding clap v3.2.25 (latest: v4.5.16) [INFO] [stderr] Adding clap_lex v0.2.4 (latest: v0.7.2) [INFO] [stderr] Adding criterion v0.4.0 (latest: v0.5.1) [INFO] [stderr] Adding encode_unicode v0.3.6 (latest: v1.0.0) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.5) [INFO] [stderr] Adding heck v0.4.1 (latest: v0.5.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.4.0) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.5.0) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.13.0) [INFO] [stderr] Adding itertools v0.11.0 (latest: v0.13.0) [INFO] [stderr] Adding ndarray v0.15.6 (latest: v0.16.1) [INFO] [stderr] Adding ndarray-rand v0.14.0 (latest: v0.15.0) [INFO] [stderr] Adding ndarray-stats v0.5.1 (latest: v0.6.0) [INFO] [stderr] Adding os_str_bytes v6.6.1 (latest: v7.0.0) [INFO] [stderr] Adding pyo3 v0.21.2 (latest: v0.22.2) [INFO] [stderr] Adding pyo3-build-config v0.21.2 (latest: v0.22.2) [INFO] [stderr] Adding pyo3-ffi v0.21.2 (latest: v0.22.2) [INFO] [stderr] Adding pyo3-macros v0.21.2 (latest: v0.22.2) [INFO] [stderr] Adding pyo3-macros-backend v0.21.2 (latest: v0.22.2) [INFO] [stderr] Adding rustc-hash v1.1.0 (latest: v2.0.0) [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] [stderr] Adding windows-sys v0.52.0 (latest: v0.59.0) [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] bf745cb32ad29ba556bf05cb0c9dda60421feefcecb4a8a7a0d8a5a5df58d90b [INFO] running `Command { std: "docker" "start" "-a" "bf745cb32ad29ba556bf05cb0c9dda60421feefcecb4a8a7a0d8a5a5df58d90b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bf745cb32ad29ba556bf05cb0c9dda60421feefcecb4a8a7a0d8a5a5df58d90b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf745cb32ad29ba556bf05cb0c9dda60421feefcecb4a8a7a0d8a5a5df58d90b", kill_on_drop: false }` [INFO] [stdout] bf745cb32ad29ba556bf05cb0c9dda60421feefcecb4a8a7a0d8a5a5df58d90b [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] 78c7f6453313c8782a96d5023d07e0603f13493df8d6197c37b1ea1738b9e19a [INFO] running `Command { std: "docker" "start" "-a" "78c7f6453313c8782a96d5023d07e0603f13493df8d6197c37b1ea1738b9e19a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling libm v0.2.8 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling target-lexicon v0.12.16 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling matrixmultiply v0.3.9 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Compiling portable-atomic v1.7.0 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Compiling pyo3-build-config v0.21.2 [INFO] [stderr] Compiling memoffset v0.9.1 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-complex v0.4.6 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking half v2.4.1 [INFO] [stderr] Compiling indoc v2.0.5 [INFO] [stderr] Checking plotters-backend v0.3.6 [INFO] [stderr] Checking os_str_bytes v6.6.1 [INFO] [stderr] Checking unindent v0.2.3 [INFO] [stderr] Checking ciborium-io v0.2.2 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Compiling anyhow v1.0.86 [INFO] [stderr] Checking unicode-width v0.1.13 [INFO] [stderr] Checking minimal-lexical v0.2.1 [INFO] [stderr] Checking console v0.15.8 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Compiling pyo3-ffi v0.21.2 [INFO] [stderr] Compiling pyo3 v0.21.2 [INFO] [stderr] Checking plotters-svg v0.3.6 [INFO] [stderr] Checking noisy_float v0.2.0 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking number_prefix v0.4.0 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking textwrap v0.16.1 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking indicatif v0.17.8 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking clap v3.2.25 [INFO] [stderr] Checking plotters v0.3.6 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking itertools v0.11.0 [INFO] [stderr] Checking oorandom v11.1.4 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking ndarray v0.15.6 [INFO] [stderr] Checking approx v0.5.1 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Compiling pyo3-macros-backend v0.21.2 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling pyo3-macros v0.21.2 [INFO] [stderr] Checking ndarray-stats v0.5.1 [INFO] [stderr] Checking rand_distr v0.4.3 [INFO] [stderr] Checking ndarray-rand v0.14.0 [INFO] [stderr] Checking chrono v0.4.38 [INFO] [stderr] Checking serde_json v1.0.127 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.4.0 [INFO] [stderr] Checking cron v0.12.1 [INFO] [stderr] Checking numpy v0.21.0 [INFO] [stderr] Checking scouter v0.2.4-rc.3 (/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/core/alert.rs:375:8 [INFO] [stdout] | [INFO] [stdout] 359 | let mut alerter = Alerter::new(); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 375 | Ok((alerter.alerts, alerter.alert_positions)) [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/utils/types.rs:232:9 [INFO] [stdout] | [INFO] [stdout] 230 | fn __str__(object: T) -> String { [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 231 | // serialize the struct to a string [INFO] [stdout] 232 | serde_json::to_string_pretty(&object).unwrap() [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/utils/types.rs:701:12 [INFO] [stdout] | [INFO] [stdout] 700 | let (array, features) = self.to_array().unwrap(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 701 | Ok((array.into_pyarray_bound(py).to_owned(), features)) [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/utils/types.rs:722:12 [INFO] [stdout] | [INFO] [stdout] 711 | let mut array = Array2::::zeros((rows, columns)); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 722 | Ok((array, features)) [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 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `scouter` (lib test) due to 5 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/core/alert.rs:375:8 [INFO] [stdout] | [INFO] [stdout] 359 | let mut alerter = Alerter::new(); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 375 | Ok((alerter.alerts, alerter.alert_positions)) [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/utils/types.rs:232:9 [INFO] [stdout] | [INFO] [stdout] 230 | fn __str__(object: T) -> String { [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 231 | // serialize the struct to a string [INFO] [stdout] 232 | serde_json::to_string_pretty(&object).unwrap() [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/utils/types.rs:701:12 [INFO] [stdout] | [INFO] [stdout] 700 | let (array, features) = self.to_array().unwrap(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 701 | Ok((array.into_pyarray_bound(py).to_owned(), features)) [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/utils/types.rs:722:12 [INFO] [stdout] | [INFO] [stdout] 711 | let mut array = Array2::::zeros((rows, columns)); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 722 | Ok((array, features)) [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 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `scouter` (lib) due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "78c7f6453313c8782a96d5023d07e0603f13493df8d6197c37b1ea1738b9e19a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "78c7f6453313c8782a96d5023d07e0603f13493df8d6197c37b1ea1738b9e19a", kill_on_drop: false }` [INFO] [stdout] 78c7f6453313c8782a96d5023d07e0603f13493df8d6197c37b1ea1738b9e19a