[INFO] fetching crate lancelot 0.8.6... [INFO] checking lancelot-0.8.6 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate lancelot 0.8.6 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate lancelot 0.8.6 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 lancelot 0.8.6 [INFO] finished tweaking crates.io crate lancelot 0.8.6 [INFO] tweaked toml for crates.io crate lancelot 0.8.6 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 135 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 dynasm v1.2.3 (available: v2.0.0) [INFO] [stderr] Adding dynasmrt v1.2.3 (available: v2.0.0) [INFO] [stderr] Adding encode_unicode v0.3.6 (available: v1.0.0) [INFO] [stderr] Adding goblin v0.6.1 (available: v0.8.2) [INFO] [stderr] Adding hashbrown v0.12.3 (available: v0.14.5) [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 memmap2 v0.5.10 (available: v0.9.5) [INFO] [stderr] Adding object v0.30.4 (available: v0.36.4) [INFO] [stderr] Adding os_str_bytes v6.6.1 (available: v7.0.0) [INFO] [stderr] Adding radium v0.7.0 (available: v1.1.0) [INFO] [stderr] Adding scroll v0.11.0 (available: v0.12.0) [INFO] [stderr] Adding scroll_derive v0.11.1 (available: v0.12.0) [INFO] [stderr] Adding smol_str v0.1.24 (available: v0.3.1) [INFO] [stderr] Adding strsim v0.10.0 (available: v0.11.1) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.77) [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] [stderr] Adding wyz v0.5.1 (available: v0.6.1) [INFO] [stderr] Adding zydis v3.1.3 (available: v4.1.1) [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] dbd3a6d2580d85e3db40fa6682dadba40c1a063ddea7eb8e54fb56045743476f [INFO] running `Command { std: "docker" "start" "-a" "dbd3a6d2580d85e3db40fa6682dadba40c1a063ddea7eb8e54fb56045743476f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dbd3a6d2580d85e3db40fa6682dadba40c1a063ddea7eb8e54fb56045743476f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dbd3a6d2580d85e3db40fa6682dadba40c1a063ddea7eb8e54fb56045743476f", kill_on_drop: false }` [INFO] [stdout] dbd3a6d2580d85e3db40fa6682dadba40c1a063ddea7eb8e54fb56045743476f [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] 0a86fa6d4f105230b2a09c4699b8071bdc0c2c4dcba11cc4ca6dd5b778316507 [INFO] running `Command { std: "docker" "start" "-a" "0a86fa6d4f105230b2a09c4699b8071bdc0c2c4dcba11cc4ca6dd5b778316507", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.13 [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Checking adler2 v2.0.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Checking os_str_bytes v6.6.1 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Compiling radium v0.7.0 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking miniz_oxide v0.8.0 [INFO] [stderr] Checking gimli v0.31.0 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Compiling serde_json v1.0.128 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Compiling cc v1.1.21 [INFO] [stderr] Compiling anyhow v1.0.89 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling thiserror v1.0.64 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking textwrap v0.16.1 [INFO] [stderr] Checking rustc-demangle v0.1.24 [INFO] [stderr] Checking wyz v0.5.1 [INFO] [stderr] Checking half v2.4.1 [INFO] [stderr] Checking crc32fast v1.4.2 [INFO] [stderr] Checking iana-time-zone v0.1.61 [INFO] [stderr] Checking ciborium-io v0.2.2 [INFO] [stderr] Checking plotters-backend v0.3.7 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking ryu v1.0.18 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Checking funty v2.0.0 [INFO] [stderr] Compiling pkg-config v0.3.31 [INFO] [stderr] Checking minimal-lexical v0.2.1 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking plotters-svg v0.3.7 [INFO] [stderr] Checking inflate v0.4.5 [INFO] [stderr] Checking flate2 v1.0.33 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Checking object v0.36.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking console v0.15.8 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking clap v3.2.25 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Checking bitvec v1.0.1 [INFO] [stderr] Checking fern v0.6.2 [INFO] [stderr] Compiling cmake v0.1.51 [INFO] [stderr] Checking chrono v0.4.38 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking plain v0.2.3 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking plotters v0.3.7 [INFO] [stderr] Checking object v0.30.4 [INFO] [stderr] Checking memmap2 v0.5.10 [INFO] [stderr] Checking oorandom v11.1.4 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Compiling zydis v3.1.3 [INFO] [stderr] Compiling unicorn-engine v2.1.0 [INFO] [stderr] Checking widestring v1.1.0 [INFO] [stderr] Checking bitflags v2.6.0 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking addr2line v0.24.1 [INFO] [stderr] Checking backtrace v0.3.74 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Compiling thiserror-impl v1.0.64 [INFO] [stderr] Compiling scroll_derive v0.11.1 [INFO] [stderr] Compiling dynasm v1.2.3 [INFO] [stderr] Checking better-panic v0.3.0 [INFO] [stderr] Checking scroll v0.11.0 [INFO] [stderr] Checking goblin v0.6.1 [INFO] [stderr] Checking lancelot-flirt v0.8.10 [INFO] [stderr] Checking smol_str v0.1.24 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking dynasmrt v1.2.3 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.4.0 [INFO] [stderr] Checking lancelot v0.8.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `bench` [INFO] [stdout] --> src/lib.rs:20:44 [INFO] [stdout] | [INFO] [stdout] 20 | #[cfg(any(test, doctest, feature = "test", bench, feature = "bench"))] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `fmt_debug`, `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(bench)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(bench)");` 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: unexpected `cfg` condition value: `bench` [INFO] [stdout] --> src/lib.rs:20:51 [INFO] [stdout] | [INFO] [stdout] 20 | #[cfg(any(test, doctest, feature = "test", bench, feature = "bench"))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `bitvec`, `chrono`, `default`, `disassembler`, `emulator`, `fern`, `flirt`, `lancelot-flirt`, `test`, and `zydis` [INFO] [stdout] = help: consider adding `bench` 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 name: `bench` [INFO] [stdout] --> src/lib.rs:22:44 [INFO] [stdout] | [INFO] [stdout] 22 | #[cfg(any(test, doctest, feature = "test", bench, feature = "bench"))] [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [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(bench)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(bench)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `bench` [INFO] [stdout] --> src/lib.rs:22:51 [INFO] [stdout] | [INFO] [stdout] 22 | #[cfg(any(test, doctest, feature = "test", bench, feature = "bench"))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `bitvec`, `chrono`, `default`, `disassembler`, `emulator`, `fern`, `flirt`, `lancelot-flirt`, `test`, and `zydis` [INFO] [stdout] = help: consider adding `bench` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/loader/pe/mod.rs:63:73 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn executable_sections<'b>(&'b self) -> Box + 'b> { [INFO] [stdout] | -- lifetime `'b` declared here ^ this elided lifetime gets resolved as `'b` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Option` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/analysis/cfg/mod.rs:275:5 [INFO] [stdout] | [INFO] [stdout] 274 | fn empty<'a, T>(mut i: Box + 'a>) -> bool { [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 275 | i.next().is_none() [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; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `lancelot` (lib) due to 2 previous errors; 5 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "0a86fa6d4f105230b2a09c4699b8071bdc0c2c4dcba11cc4ca6dd5b778316507", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a86fa6d4f105230b2a09c4699b8071bdc0c2c4dcba11cc4ca6dd5b778316507", kill_on_drop: false }` [INFO] [stdout] 0a86fa6d4f105230b2a09c4699b8071bdc0c2c4dcba11cc4ca6dd5b778316507