[INFO] fetching crate fbas_analyzer 0.7.4... [INFO] checking fbas_analyzer-0.7.4 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate fbas_analyzer 0.7.4 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate fbas_analyzer 0.7.4 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate fbas_analyzer 0.7.4 [INFO] finished tweaking crates.io crate fbas_analyzer 0.7.4 [INFO] tweaked toml for crates.io crate fbas_analyzer 0.7.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate crates.io crate fbas_analyzer 0.7.4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f94541c6a5e0d0e00d960c5656371b8090fa3f987cca90adc28772daa652efcb [INFO] running `Command { std: "docker" "start" "-a" "f94541c6a5e0d0e00d960c5656371b8090fa3f987cca90adc28772daa652efcb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f94541c6a5e0d0e00d960c5656371b8090fa3f987cca90adc28772daa652efcb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f94541c6a5e0d0e00d960c5656371b8090fa3f987cca90adc28772daa652efcb", kill_on_drop: false }` [INFO] [stdout] f94541c6a5e0d0e00d960c5656371b8090fa3f987cca90adc28772daa652efcb [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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 38f61f1a3d50245ae384ac45c495b4b5d6727a205d2e74868864d0610da0952d [INFO] running `Command { std: "docker" "start" "-a" "38f61f1a3d50245ae384ac45c495b4b5d6727a205d2e74868864d0610da0952d", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.90 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling libc v0.2.121 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling quote v1.0.17 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking gimli v0.26.1 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking regex v1.5.5 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling backtrace v0.3.64 [INFO] [stderr] Checking object v0.27.1 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Compiling semver v1.0.7 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling unicode-segmentation v1.9.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking crossbeam-channel v0.5.4 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking once_cell v1.10.0 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking thread_local v1.1.4 [INFO] [stderr] Checking addr2line v0.17.0 [INFO] [stderr] Compiling indexmap v1.8.1 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Compiling rustversion v1.0.6 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking block-padding v0.2.1 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling darling_core v0.13.2 [INFO] [stderr] Checking integer-sqrt v0.1.5 [INFO] [stderr] Checking keccak v0.1.0 [INFO] [stderr] Checking pub-iterator-type v0.1.1 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking fixedbitset v0.4.1 [INFO] [stderr] Checking sha3 v0.9.1 [INFO] [stderr] Checking pathfinding v2.2.3 [INFO] [stderr] Checking bit-set v0.5.2 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking plotters-backend v0.3.2 [INFO] [stderr] Checking par-map v0.1.4 [INFO] [stderr] Checking predicates-core v1.0.3 [INFO] [stderr] Checking plotters-svg v0.3.1 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Checking termtree v0.2.4 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking difflib v0.4.0 [INFO] [stderr] Checking criterion-plot v0.4.4 [INFO] [stderr] Checking predicates-tree v1.0.5 [INFO] [stderr] Checking plotters v0.3.1 [INFO] [stderr] Checking predicates v2.1.1 [INFO] [stderr] Checking structopt v0.2.18 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Compiling darling_macro v0.13.2 [INFO] [stderr] Compiling darling v0.13.2 [INFO] [stderr] Compiling serde_with_macros v1.5.1 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking clap-verbosity-flag v0.2.0 [INFO] [stderr] Checking exitfailure v0.5.1 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking serde_with v1.12.0 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking globset v0.4.8 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking assert_cmd v2.0.4 [INFO] [stderr] Checking ignore v0.4.18 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.3.5 [INFO] [stderr] Checking globwalk v0.3.1 [INFO] [stderr] Checking quicli v0.4.0 [INFO] [stderr] Checking fbas_analyzer v0.7.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::collections::HashSet` [INFO] [stdout] --> src/core_types/mod.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | pub use std::collections::HashSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/core_types/quorum_set.rs:102:44 [INFO] [stdout] | [INFO] [stdout] 99 | pub(crate) fn nonempty_slices_iter<'a>( [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 102 | ) -> impl Iterator + '_ { [INFO] [stdout] | ^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `set_helpers::*` [INFO] [stdout] --> src/core_types/mod.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | pub use set_helpers::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Ref<'_, std::option::Option>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/analysis/front_end.rs:235:9 [INFO] [stdout] | [INFO] [stdout] 220 | computation: F, [INFO] [stdout] | ----------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 235 | cache.borrow().clone().unwrap() [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 `fbas_analyzer` (lib) due to 2 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused import: `std::collections::HashSet` [INFO] [stdout] --> src/core_types/mod.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | pub use std::collections::HashSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/core_types/quorum_set.rs:102:44 [INFO] [stdout] | [INFO] [stdout] 99 | pub(crate) fn nonempty_slices_iter<'a>( [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 102 | ) -> impl Iterator + '_ { [INFO] [stdout] | ^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `set_helpers::*` [INFO] [stdout] --> src/core_types/mod.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | pub use set_helpers::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Ref<'_, std::option::Option>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/analysis/front_end.rs:235:9 [INFO] [stdout] | [INFO] [stdout] 220 | computation: F, [INFO] [stdout] | ----------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 235 | cache.borrow().clone().unwrap() [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 `fbas_analyzer` (lib test) due to 2 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "38f61f1a3d50245ae384ac45c495b4b5d6727a205d2e74868864d0610da0952d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38f61f1a3d50245ae384ac45c495b4b5d6727a205d2e74868864d0610da0952d", kill_on_drop: false }` [INFO] [stdout] 38f61f1a3d50245ae384ac45c495b4b5d6727a205d2e74868864d0610da0952d