[INFO] fetching crate concrete 0.2.1... [INFO] checking concrete-0.2.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate concrete 0.2.1 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate concrete 0.2.1 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 concrete 0.2.1 [INFO] finished tweaking crates.io crate concrete 0.2.1 [INFO] tweaked toml for crates.io crate concrete 0.2.1 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 91 packages to latest compatible versions [INFO] [stderr] Adding aes-soft v0.6.4 (latest: v0.99.99) [INFO] [stderr] Adding aligned-vec v0.5.0 (latest: v0.6.1) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding cipher v0.2.5 (latest: v0.4.4) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.16) [INFO] [stderr] Adding concrete-csprng v0.2.2 (latest: v0.4.1) [INFO] [stderr] Adding concrete-fft v0.1.0 (latest: v0.5.0) [INFO] [stderr] Adding criterion v0.3.6 (latest: v0.5.1) [INFO] [stderr] Adding criterion-plot v0.4.5 (latest: v0.5.0) [INFO] [stderr] Adding dyn-stack v0.8.3 (latest: v0.10.0) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.1.0) [INFO] [stderr] Adding half v1.8.3 (latest: v2.4.1) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.4.0) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.13.0) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d2bf9049a714762671c71691fd81b7b6b714d31c309ebecbcbcd6e8a8ed6f6a6 [INFO] running `Command { std: "docker" "start" "-a" "d2bf9049a714762671c71691fd81b7b6b714d31c309ebecbcbcd6e8a8ed6f6a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d2bf9049a714762671c71691fd81b7b6b714d31c309ebecbcbcd6e8a8ed6f6a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2bf9049a714762671c71691fd81b7b6b714d31c309ebecbcbcd6e8a8ed6f6a6", kill_on_drop: false }` [INFO] [stdout] d2bf9049a714762671c71691fd81b7b6b714d31c309ebecbcbcd6e8a8ed6f6a6 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7569b074a00d59d9276e0bdd9cbac8e17445c49da689fa25ddb68f890dfa244b [INFO] running `Command { std: "docker" "start" "-a" "7569b074a00d59d9276e0bdd9cbac8e17445c49da689fa25ddb68f890dfa244b", kill_on_drop: false }` [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking concrete v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `fmt` [INFO] [stdout] --> src/lib.rs:2:13 [INFO] [stdout] | [INFO] [stdout] 2 | #![cfg_attr(fmt, rustfmt::skip)] [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows` [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(fmt)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(fmt)");` to the top of the `build.rs` [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: trait `WithGlobalKey` is never used [INFO] [stdout] --> src/global_state.rs:132:11 [INFO] [stdout] | [INFO] [stdout] 132 | pub trait WithGlobalKey: Sized { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `RefKeyFromKeyChain` is never used [INFO] [stdout] --> src/keys.rs:84:11 [INFO] [stdout] | [INFO] [stdout] 84 | pub trait RefKeyFromKeyChain: Sized { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [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/global_state.rs:144:9 [INFO] [stdout] | [INFO] [stdout] 140 | fn with_unwrapped_global_mut(self, func: F) -> R [INFO] [stdout] | ---- ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 144 | self.with_global_mut(func).unwrap_display() [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; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `concrete` (lib) due to 2 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "7569b074a00d59d9276e0bdd9cbac8e17445c49da689fa25ddb68f890dfa244b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7569b074a00d59d9276e0bdd9cbac8e17445c49da689fa25ddb68f890dfa244b", kill_on_drop: false }` [INFO] [stdout] 7569b074a00d59d9276e0bdd9cbac8e17445c49da689fa25ddb68f890dfa244b