[INFO] fetching crate ark-curve-constraint-tests 0.5.0-alpha.0... [INFO] checking ark-curve-constraint-tests-0.5.0-alpha.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate ark-curve-constraint-tests 0.5.0-alpha.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate ark-curve-constraint-tests 0.5.0-alpha.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 ark-curve-constraint-tests 0.5.0-alpha.0 [INFO] finished tweaking crates.io crate ark-curve-constraint-tests 0.5.0-alpha.0 [INFO] tweaked toml for crates.io crate ark-curve-constraint-tests 0.5.0-alpha.0 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] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 54 packages to latest compatible versions [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.1.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding tracing-subscriber v0.2.25 (latest: v0.3.18) [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] afaaaebd1be1ff61a0c113c9a83446961b2f5a394631f2c7962b3d152edd1803 [INFO] running `Command { std: "docker" "start" "-a" "afaaaebd1be1ff61a0c113c9a83446961b2f5a394631f2c7962b3d152edd1803", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "afaaaebd1be1ff61a0c113c9a83446961b2f5a394631f2c7962b3d152edd1803", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "afaaaebd1be1ff61a0c113c9a83446961b2f5a394631f2c7962b3d152edd1803", kill_on_drop: false }` [INFO] [stdout] afaaaebd1be1ff61a0c113c9a83446961b2f5a394631f2c7962b3d152edd1803 [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] d26da2d7dc8a29af011b76ff7bebdd7d12f52294e66ca5e1cc165d8c9e1b337f [INFO] running `Command { std: "docker" "start" "-a" "d26da2d7dc8a29af011b76ff7bebdd7d12f52294e66ca5e1cc165d8c9e1b337f", kill_on_drop: false }` [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking arrayvec v0.7.6 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking itertools v0.13.0 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling num-bigint v0.4.6 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling enum-ordinalize-derive v4.3.1 [INFO] [stderr] Compiling ark-serialize-derive v0.5.0-alpha.0 [INFO] [stderr] Compiling zeroize_derive v1.4.2 [INFO] [stderr] Compiling ark-ff-asm v0.5.0-alpha.0 [INFO] [stderr] Compiling ark-ff-macros v0.5.0-alpha.0 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling enum-ordinalize v4.3.0 [INFO] [stderr] Compiling educe v0.6.0 [INFO] [stderr] Checking zeroize v1.8.1 [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] Checking ark-std v0.5.0-alpha.0 [INFO] [stderr] Checking ark-serialize v0.5.0-alpha.0 [INFO] [stderr] Checking ark-ff v0.5.0-alpha.0 [INFO] [stderr] Checking ark-poly v0.5.0-alpha.0 [INFO] [stderr] Checking ark-relations v0.5.0-alpha.0 [INFO] [stderr] Checking ark-ec v0.5.0-alpha.0 [INFO] [stderr] Checking ark-r1cs-std v0.5.0-alpha.0 [INFO] [stderr] Checking ark-curve-constraint-tests v0.5.0-alpha.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/lib.rs:655:66 [INFO] [stdout] | [INFO] [stdout] 655 | P::G2PreparedVar::new_variable(cs.clone(), || Ok(test_g2_prepared.clone()), mode) [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: aborting due to 1 previous error [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:655:66 [INFO] [stdout] | [INFO] [stdout] 655 | P::G2PreparedVar::new_variable(cs.clone(), || Ok(test_g2_prepared.clone()), mode) [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] [stderr] error: could not compile `ark-curve-constraint-tests` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ark-curve-constraint-tests` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "d26da2d7dc8a29af011b76ff7bebdd7d12f52294e66ca5e1cc165d8c9e1b337f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d26da2d7dc8a29af011b76ff7bebdd7d12f52294e66ca5e1cc165d8c9e1b337f", kill_on_drop: false }` [INFO] [stdout] d26da2d7dc8a29af011b76ff7bebdd7d12f52294e66ca5e1cc165d8c9e1b337f