[INFO] fetching crate groth16 0.1.0... [INFO] checking groth16-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate groth16 0.1.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate groth16 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 groth16 0.1.0 [INFO] finished tweaking crates.io crate groth16 0.1.0 [INFO] tweaked toml for crates.io crate groth16 0.1.0 written to /workspace/builds/worker-7-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 103 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 hashbrown v0.12.3 (latest: v0.14.5) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.4.0) [INFO] [stderr] Adding hermit-abi v0.3.9 (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 os_str_bytes v6.6.1 (latest: v7.0.0) [INFO] [stderr] Adding radium v0.7.0 (latest: v1.1.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding wyz v0.5.1 (latest: v0.6.1) [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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d7fe97bed09e10dfcac0444f2a43fc8360b4e66734e09322af08f7752ffab9df [INFO] running `Command { std: "docker" "start" "-a" "d7fe97bed09e10dfcac0444f2a43fc8360b4e66734e09322af08f7752ffab9df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d7fe97bed09e10dfcac0444f2a43fc8360b4e66734e09322af08f7752ffab9df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7fe97bed09e10dfcac0444f2a43fc8360b4e66734e09322af08f7752ffab9df", kill_on_drop: false }` [INFO] [stdout] d7fe97bed09e10dfcac0444f2a43fc8360b4e66734e09322af08f7752ffab9df [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f2ac7a5b0db2f6401c82efaddc775ae8cbd841e4c20e59ea25280bb3c9a06acb [INFO] running `Command { std: "docker" "start" "-a" "f2ac7a5b0db2f6401c82efaddc775ae8cbd841e4c20e59ea25280bb3c9a06acb", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Compiling radium v0.7.0 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Checking funty v2.0.0 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking subtle v2.6.1 [INFO] [stderr] Checking arrayvec v0.7.6 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking half v2.4.1 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking constant_time_eq v0.3.1 [INFO] [stderr] Checking wyz v0.5.1 [INFO] [stderr] Checking plotters-backend v0.3.6 [INFO] [stderr] Checking os_str_bytes v6.6.1 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking ciborium-io v0.2.2 [INFO] [stderr] Checking arrayref v0.3.8 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking blake2s_simd v1.0.2 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking textwrap v0.16.1 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking plotters-svg v0.3.6 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking oorandom v11.1.4 [INFO] [stderr] Checking bitvec v1.0.1 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking crossbeam-channel v0.5.13 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking clap v3.2.25 [INFO] [stderr] Checking plotters v0.3.6 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking ff v0.13.0 [INFO] [stderr] Checking group v0.13.0 [INFO] [stderr] Checking pairing v0.23.0 [INFO] [stderr] Checking bls12_381 v0.8.0 [INFO] [stderr] Checking bellman v0.14.0 [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] Checking groth16 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `multicore` [INFO] [stdout] --> src/verifier/batch.rs:26:7 [INFO] [stdout] | [INFO] [stdout] 26 | #[cfg(feature = "multicore")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `multicore` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `multicore` [INFO] [stdout] --> src/verifier/batch.rs:29:7 [INFO] [stdout] | [INFO] [stdout] 29 | #[cfg(feature = "multicore")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `multicore` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `multicore` [INFO] [stdout] --> src/verifier/batch.rs:180:11 [INFO] [stdout] | [INFO] [stdout] 180 | #[cfg(feature = "multicore")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `multicore` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [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/lib.rs:389:12 [INFO] [stdout] | [INFO] [stdout] 289 | pub fn read(mut reader: R, checked: bool) -> io::Result { [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 389 | Ok(Parameters { [INFO] [stdout] | ____________^ [INFO] [stdout] 390 | | vk, [INFO] [stdout] 391 | | h: Arc::new(h), [INFO] [stdout] 392 | | l: Arc::new(l), [INFO] [stdout] ... | [INFO] [stdout] 395 | | b_g2: Arc::new(b_g2), [INFO] [stdout] 396 | | }) [INFO] [stdout] | | ^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________| [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/generator.rs:485:8 [INFO] [stdout] | [INFO] [stdout] 160 | circuit: C, [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 485 | Ok(Parameters { [INFO] [stdout] | ________^ [INFO] [stdout] 486 | | vk, [INFO] [stdout] 487 | | h: Arc::new(h), [INFO] [stdout] 488 | | l: Arc::new(l), [INFO] [stdout] ... | [INFO] [stdout] 505 | | ), [INFO] [stdout] 506 | | }) [INFO] [stdout] | | ^ [INFO] [stdout] | | | [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_____these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `groth16` (lib) due to 3 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "f2ac7a5b0db2f6401c82efaddc775ae8cbd841e4c20e59ea25280bb3c9a06acb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f2ac7a5b0db2f6401c82efaddc775ae8cbd841e4c20e59ea25280bb3c9a06acb", kill_on_drop: false }` [INFO] [stdout] f2ac7a5b0db2f6401c82efaddc775ae8cbd841e4c20e59ea25280bb3c9a06acb