[INFO] fetching crate scouter 0.3.0-rc.4... [INFO] checking scouter-0.3.0-rc.4 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate scouter 0.3.0-rc.4 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate scouter 0.3.0-rc.4 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate scouter 0.3.0-rc.4 [INFO] finished tweaking crates.io crate scouter 0.3.0-rc.4 [INFO] tweaked toml for crates.io crate scouter 0.3.0-rc.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 153 packages to latest compatible versions [INFO] [stderr] Adding anes v0.1.6 (available: v0.2.0) [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] [stderr] Adding clap v3.2.25 (available: v4.5.18) [INFO] [stderr] Adding clap_lex v0.2.4 (available: v0.7.2) [INFO] [stderr] Adding criterion v0.4.0 (available: v0.5.1) [INFO] [stderr] Adding encode_unicode v0.3.6 (available: v1.0.0) [INFO] [stderr] Adding hashbrown v0.12.3 (available: v0.14.5) [INFO] [stderr] Adding heck v0.4.1 (available: v0.5.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (available: v0.4.0) [INFO] [stderr] Adding indexmap v1.9.3 (available: v2.5.0) [INFO] [stderr] Adding itertools v0.10.5 (available: v0.13.0) [INFO] [stderr] Adding itertools v0.11.0 (available: v0.13.0) [INFO] [stderr] Adding ndarray v0.15.6 (available: v0.16.1) [INFO] [stderr] Adding ndarray-rand v0.14.0 (available: v0.15.0) [INFO] [stderr] Adding ndarray-stats v0.5.1 (available: v0.6.0) [INFO] [stderr] Adding os_str_bytes v6.6.1 (available: v7.0.0) [INFO] [stderr] Adding pyo3 v0.21.2 (available: v0.22.3) [INFO] [stderr] Adding pyo3-build-config v0.21.2 (available: v0.22.3) [INFO] [stderr] Adding pyo3-ffi v0.21.2 (available: v0.22.3) [INFO] [stderr] Adding pyo3-macros v0.21.2 (available: v0.22.3) [INFO] [stderr] Adding pyo3-macros-backend v0.21.2 (available: v0.22.3) [INFO] [stderr] Adding rustc-hash v1.1.0 (available: v2.0.0) [INFO] [stderr] Adding unicode-width v0.1.14 (available: v0.2.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-core v0.52.0 (available: v0.58.0) [INFO] [stderr] Adding windows-sys v0.52.0 (available: v0.59.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dd756ccc5ad2aacc089f2db0463cb0608ddba11dae9db8547f463daa4d667cd9 [INFO] running `Command { std: "docker" "start" "-a" "dd756ccc5ad2aacc089f2db0463cb0608ddba11dae9db8547f463daa4d667cd9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dd756ccc5ad2aacc089f2db0463cb0608ddba11dae9db8547f463daa4d667cd9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd756ccc5ad2aacc089f2db0463cb0608ddba11dae9db8547f463daa4d667cd9", kill_on_drop: false }` [INFO] [stdout] dd756ccc5ad2aacc089f2db0463cb0608ddba11dae9db8547f463daa4d667cd9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a6e32d9a3548b6094c4fd6720edf54797402d9dedf43ef728137a383381e1566 [INFO] running `Command { std: "docker" "start" "-a" "a6e32d9a3548b6094c4fd6720edf54797402d9dedf43ef728137a383381e1566", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling target-lexicon v0.12.16 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling portable-atomic v1.8.0 [INFO] [stderr] Compiling memoffset v0.9.1 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Checking half v2.4.1 [INFO] [stderr] Checking unindent v0.2.3 [INFO] [stderr] Checking os_str_bytes v6.6.1 [INFO] [stderr] Checking minimal-lexical v0.2.1 [INFO] [stderr] Checking ciborium-io v0.2.2 [INFO] [stderr] Checking console v0.15.8 [INFO] [stderr] Checking textwrap v0.16.1 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking number_prefix v0.4.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking colored_json v5.0.0 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking itertools v0.11.0 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking clap v3.2.25 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Compiling pyo3-build-config v0.21.2 [INFO] [stderr] Checking num-complex v0.4.6 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking chrono v0.4.38 [INFO] [stderr] Checking noisy_float v0.2.0 [INFO] [stderr] Checking plotters v0.3.7 [INFO] [stderr] Checking approx v0.5.1 [INFO] [stderr] Checking indicatif v0.17.8 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking ndarray v0.15.6 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling pyo3-macros-backend v0.21.2 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling pyo3-ffi v0.21.2 [INFO] [stderr] Compiling pyo3 v0.21.2 [INFO] [stderr] Checking cron v0.12.1 [INFO] [stderr] Checking criterion v0.4.0 [INFO] [stderr] Checking rand_distr v0.4.3 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Compiling pyo3-macros v0.21.2 [INFO] [stderr] Checking ndarray-stats v0.5.1 [INFO] [stderr] Checking ndarray-rand v0.14.0 [INFO] [stderr] Checking numpy v0.21.0 [INFO] [stderr] Checking scouter v0.3.0-rc.4 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/utils/types.rs:308:15 [INFO] [stdout] | [INFO] [stdout] 307 | fn __str__(object: T) -> String { [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 308 | match ColoredFormatter::with_styler( [INFO] [stdout] | _______________^ [INFO] [stdout] 309 | | PrettyFormatter::default(), [INFO] [stdout] 310 | | Styler { [INFO] [stdout] 311 | | key: Color::Rgb(245, 77, 85).bold(), [INFO] [stdout] ... | [INFO] [stdout] 319 | | ) [INFO] [stdout] 320 | | .to_colored_json(&object, ColorMode::On) [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: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/utils/types.rs:329:15 [INFO] [stdout] | [INFO] [stdout] 328 | fn __json__(object: T) -> String { [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 329 | match serde_json::to_string_pretty(&object) { [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: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/utils/types.rs:308:15 [INFO] [stdout] | [INFO] [stdout] 307 | fn __str__(object: T) -> String { [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 308 | match ColoredFormatter::with_styler( [INFO] [stdout] | _______________^ [INFO] [stdout] 309 | | PrettyFormatter::default(), [INFO] [stdout] 310 | | Styler { [INFO] [stdout] 311 | | key: Color::Rgb(245, 77, 85).bold(), [INFO] [stdout] ... | [INFO] [stdout] 319 | | ) [INFO] [stdout] 320 | | .to_colored_json(&object, ColorMode::On) [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: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/utils/types.rs:329:15 [INFO] [stdout] | [INFO] [stdout] 328 | fn __json__(object: T) -> String { [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 329 | match serde_json::to_string_pretty(&object) { [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 `scouter` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `scouter` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "a6e32d9a3548b6094c4fd6720edf54797402d9dedf43ef728137a383381e1566", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6e32d9a3548b6094c4fd6720edf54797402d9dedf43ef728137a383381e1566", kill_on_drop: false }` [INFO] [stdout] a6e32d9a3548b6094c4fd6720edf54797402d9dedf43ef728137a383381e1566