[INFO] fetching crate mpstthree 0.1.17... [INFO] checking mpstthree-0.1.17 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate mpstthree 0.1.17 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate mpstthree 0.1.17 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 mpstthree 0.1.17 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate mpstthree 0.1.17 [INFO] tweaked toml for crates.io crate mpstthree 0.1.17 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate mpstthree 0.1.17 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 9d83166a331ab74273a25ee291c80c51a19db4092ff2d09922a5efcdaae70c84 [INFO] running `Command { std: "docker" "start" "-a" "9d83166a331ab74273a25ee291c80c51a19db4092ff2d09922a5efcdaae70c84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9d83166a331ab74273a25ee291c80c51a19db4092ff2d09922a5efcdaae70c84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d83166a331ab74273a25ee291c80c51a19db4092ff2d09922a5efcdaae70c84", kill_on_drop: false }` [INFO] [stdout] 9d83166a331ab74273a25ee291c80c51a19db4092ff2d09922a5efcdaae70c84 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 7f9cf1ac8cdbca5bb5b74f6bd2a92c99fa1abfe1333696cb788a72346721f6a9 [INFO] running `Command { std: "docker" "start" "-a" "7f9cf1ac8cdbca5bb5b74f6bd2a92c99fa1abfe1333696cb788a72346721f6a9", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.80 [INFO] [stderr] Compiling unicode-ident v1.0.9 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking bytes v1.4.0 [INFO] [stderr] Checking itoa v1.0.6 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking log v0.4.19 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Compiling rustix v0.37.20 [INFO] [stderr] Checking equivalent v1.0.0 [INFO] [stderr] Checking hashbrown v0.14.0 [INFO] [stderr] Checking either v1.11.0 [INFO] [stderr] Checking linux-raw-sys v0.3.8 [INFO] [stderr] Compiling thiserror v1.0.40 [INFO] [stderr] Checking aho-corasick v1.0.2 [INFO] [stderr] Checking http v1.1.0 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Checking indexmap v2.0.0 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling tempfile v3.6.0 [INFO] [stderr] Compiling protobuf v3.4.0 [INFO] [stderr] Compiling anyhow v1.0.71 [INFO] [stderr] Checking http-body v1.0.0 [INFO] [stderr] Checking socket2 v0.5.6 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Checking crossbeam-channel v0.5.12 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking fastrand v1.9.0 [INFO] [stderr] Compiling serde_json v1.0.115 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking which v4.4.0 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Compiling winnow v0.4.7 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Checking ryu v1.0.13 [INFO] [stderr] Compiling toml_datetime v0.6.5 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling itertools v0.12.1 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking protoc-bin-vendored-macos-x86_64 v3.0.0 [INFO] [stderr] Checking clap_lex v0.5.0 [INFO] [stderr] Checking anstyle v1.0.1 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking protoc-bin-vendored-linux-aarch_64 v3.0.0 [INFO] [stderr] Checking protoc-bin-vendored-linux-x86_64 v3.0.0 [INFO] [stderr] Checking winnow v0.6.6 [INFO] [stderr] Checking protoc-bin-vendored-win32 v3.0.0 [INFO] [stderr] Checking protoc-bin-vendored-linux-x86_32 v3.0.0 [INFO] [stderr] Checking ciborium-io v0.2.1 [INFO] [stderr] Checking protoc-bin-vendored-linux-ppcle_64 v3.0.0 [INFO] [stderr] Checking protoc-bin-vendored v3.0.0 [INFO] [stderr] Checking ciborium-ll v0.2.1 [INFO] [stderr] Checking clap_builder v4.3.9 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Compiling toml_edit v0.19.11 [INFO] [stderr] Checking Inflector v0.11.4 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking http-body-util v0.1.1 [INFO] [stderr] Checking h2 v0.4.4 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Compiling trybuild v1.0.91 [INFO] [stderr] Compiling proc-macro-crate v1.3.1 [INFO] [stderr] Checking walkdir v2.3.3 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking rayon v1.7.0 [INFO] [stderr] Checking clap v4.3.9 [INFO] [stderr] Checking is-terminal v0.4.7 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling thiserror-impl v1.0.40 [INFO] [stderr] Compiling pin-project-internal v1.1.5 [INFO] [stderr] Compiling mpst-seq-proc v0.1.14 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking termcolor v1.2.0 [INFO] [stderr] Checking protobuf-support v3.4.0 [INFO] [stderr] Compiling ntest_timeout v0.9.0 [INFO] [stderr] Compiling ntest_test_cases v0.9.0 [INFO] [stderr] Checking pin-project v1.1.5 [INFO] [stderr] Checking ntest v0.9.0 [INFO] [stderr] Checking tower v0.4.13 [INFO] [stderr] Checking hyper v1.3.1 [INFO] [stderr] Checking hyper-util v0.1.3 [INFO] [stderr] Checking protobuf-parse v3.4.0 [INFO] [stderr] Checking serde_spanned v0.6.5 [INFO] [stderr] Checking ciborium v0.2.1 [INFO] [stderr] Checking toml_edit v0.22.9 [INFO] [stderr] Checking protobuf-codegen v3.4.0 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.5.1 [INFO] [stderr] Checking toml v0.8.12 [INFO] [stderr] Checking mpstthree v0.1.17 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `doc_cfg` [INFO] [stdout] --> src/lib.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | #![cfg_attr(doc_cfg, feature(doc_cfg))] [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(doc_cfg)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` 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 name: `doc_cfg` [INFO] [stdout] --> src/lib.rs:15:13 [INFO] [stdout] | [INFO] [stdout] 15 | #![cfg_attr(doc_cfg, deny(rustdoc::broken_intra_doc_links))] [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(doc_cfg)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` 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: `protobuf` [INFO] [stdout] --> src/lib.rs:341:7 [INFO] [stdout] | [INFO] [stdout] 341 | #[cfg(feature = "protobuf")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `affine_atmp`, `baking`, `baking_atmp`, `baking_atmp_interleaved`, `baking_checking`, `baking_interleaved`, `binary_atmp`, `checking`, `default`, `full`, `full_without_checking`, `hyper`, `hyper-tls`, `interleaved`, `macros_multiple`, `macros_simple`, `mpst`, `once_cell`, `petgraph`, `protobuf_feature`, `regex`, `tokio`, `top_down_nuscr`, `transport`, `transport_macros_multiple`, `transport_tcp`, and `transport_udp` [INFO] [stdout] = help: consider adding `protobuf` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Result<(), crossbeam_channel::SendError<(T, ::Dual)>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/binary/send.rs:31:11 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn send_canceled(x: T, s: Send) -> Result> [INFO] [stdout] | - these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 31 | match s.channel.send((x, there)) { [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 `mpstthree` (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" "7f9cf1ac8cdbca5bb5b74f6bd2a92c99fa1abfe1333696cb788a72346721f6a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f9cf1ac8cdbca5bb5b74f6bd2a92c99fa1abfe1333696cb788a72346721f6a9", kill_on_drop: false }` [INFO] [stdout] 7f9cf1ac8cdbca5bb5b74f6bd2a92c99fa1abfe1333696cb788a72346721f6a9