[INFO] fetching crate bpf-api 0.3.1... [INFO] checking bpf-api-0.3.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate bpf-api 0.3.1 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate bpf-api 0.3.1 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 bpf-api 0.3.1 [INFO] finished tweaking crates.io crate bpf-api 0.3.1 [INFO] tweaked toml for crates.io crate bpf-api 0.3.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate bpf-api 0.3.1 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 84a9dd589a84b294d19f9a708900cb5e8f47ea66ea9942ab9d023788ff4cb331 [INFO] running `Command { std: "docker" "start" "-a" "84a9dd589a84b294d19f9a708900cb5e8f47ea66ea9942ab9d023788ff4cb331", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "84a9dd589a84b294d19f9a708900cb5e8f47ea66ea9942ab9d023788ff4cb331", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84a9dd589a84b294d19f9a708900cb5e8f47ea66ea9942ab9d023788ff4cb331", kill_on_drop: false }` [INFO] [stdout] 84a9dd589a84b294d19f9a708900cb5e8f47ea66ea9942ab9d023788ff4cb331 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 473aa1e8579bc4367fe3fed8f7833dc8ac45893b2d4258ae06c91a3c783d5466 [INFO] running `Command { std: "docker" "start" "-a" "473aa1e8579bc4367fe3fed8f7833dc8ac45893b2d4258ae06c91a3c783d5466", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.70 [INFO] [stderr] Compiling thiserror v1.0.51 [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Compiling libc v0.2.151 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling iana-time-zone v0.1.58 [INFO] [stderr] Compiling os_str_bytes v6.6.1 [INFO] [stderr] Compiling num-traits v0.2.17 [INFO] [stderr] Compiling textwrap v0.16.0 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling termcolor v1.4.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling cpufeatures v0.2.11 [INFO] [stderr] Compiling nohash-hasher v0.2.0 [INFO] [stderr] Compiling memchr v2.6.4 [INFO] [stderr] Compiling colored v2.1.0 [INFO] [stderr] Compiling sha2 v0.10.8 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Checking anstyle-parse v0.2.3 [INFO] [stderr] Compiling clap_lex v0.2.4 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Checking anstyle-query v1.0.2 [INFO] [stderr] Compiling aho-corasick v1.1.2 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking anstyle v1.0.4 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking clap_lex v0.6.0 [INFO] [stderr] Compiling syn v2.0.41 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking elf v0.6.1 [INFO] [stderr] Checking anstream v0.6.5 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking clap_builder v4.4.11 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Compiling chrono v0.4.31 [INFO] [stderr] Compiling regex-automata v0.4.3 [INFO] [stderr] Compiling thiserror-impl v1.0.51 [INFO] [stderr] Compiling build-time v0.1.3 [INFO] [stderr] Compiling clap_derive v4.4.7 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling darling_core v0.14.4 [INFO] [stderr] Compiling clap_derive v3.2.25 [INFO] [stderr] Compiling btf v0.5.1 [INFO] [stderr] Compiling bpf-ins v0.7.2 [INFO] [stderr] Checking bpf-api v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `BpfLinkCreateAttr` is never constructed [INFO] [stdout] --> src/platform/linux/probes.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | struct BpfLinkCreateAttr { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BpfLinkCreateAttr` has a derived impl for the trait `Default`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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/collections/ringbuffer.rs:116:12 [INFO] [stdout] | [INFO] [stdout] 97 | let mut map = Map::with_capacity(MapType::RingBuf, capacity.try_into()?)?; [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 116 | Ok(Self { capacity, map }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `bpf-api` (lib) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "473aa1e8579bc4367fe3fed8f7833dc8ac45893b2d4258ae06c91a3c783d5466", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "473aa1e8579bc4367fe3fed8f7833dc8ac45893b2d4258ae06c91a3c783d5466", kill_on_drop: false }` [INFO] [stdout] 473aa1e8579bc4367fe3fed8f7833dc8ac45893b2d4258ae06c91a3c783d5466