[INFO] fetching crate fastcdc-alt 0.2.2... [INFO] checking fastcdc-alt-0.2.2 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate fastcdc-alt 0.2.2 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate fastcdc-alt 0.2.2 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 fastcdc-alt 0.2.2 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate fastcdc-alt 0.2.2 [INFO] tweaked toml for crates.io crate fastcdc-alt 0.2.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate crates.io crate fastcdc-alt 0.2.2 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 73c804fdc77984ee94bdaa6f1c33751588ded842dd3e6b9c68603036b88e3a27 [INFO] running `Command { std: "docker" "start" "-a" "73c804fdc77984ee94bdaa6f1c33751588ded842dd3e6b9c68603036b88e3a27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "73c804fdc77984ee94bdaa6f1c33751588ded842dd3e6b9c68603036b88e3a27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73c804fdc77984ee94bdaa6f1c33751588ded842dd3e6b9c68603036b88e3a27", kill_on_drop: false }` [INFO] [stdout] 73c804fdc77984ee94bdaa6f1c33751588ded842dd3e6b9c68603036b88e3a27 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e153114f07117a234ad5c9b2d19b3a2e33a3fd9f4c2827511082e33d69e26e93 [INFO] running `Command { std: "docker" "start" "-a" "e153114f07117a234ad5c9b2d19b3a2e33a3fd9f4c2827511082e33d69e26e93", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.16.0 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Compiling unicode-ident v1.0.11 [INFO] [stderr] Compiling rustix v0.38.8 [INFO] [stderr] Checking bitflags v2.4.0 [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Checking linux-raw-sys v0.4.5 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Checking pin-project-lite v0.2.12 [INFO] [stderr] Checking futures-io v0.3.28 [INFO] [stderr] Compiling slab v0.4.8 [INFO] [stderr] Checking anstyle-parse v0.2.1 [INFO] [stderr] Checking anstyle v1.0.1 [INFO] [stderr] Checking anstyle-query v1.0.0 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Checking clap_lex v0.5.0 [INFO] [stderr] Checking bytes v1.4.0 [INFO] [stderr] Checking futures-sink v0.3.28 [INFO] [stderr] Checking cpufeatures v0.2.9 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking fastcdc-alt v0.2.2 (/opt/rustwide/workdir) [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/v2020/mod.rs:769:12 [INFO] [stdout] | [INFO] [stdout] 763 | source: R, [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 769 | Ok(Self { [INFO] [stdout] | ____________^ [INFO] [stdout] 770 | | inner: FastCDC::new_advanced(min_size, avg_size, max_size, level, None)?, [INFO] [stdout] 771 | | buffer: vec![0; max_size as usize], [INFO] [stdout] 772 | | capacity: max_size as usize, [INFO] [stdout] ... | [INFO] [stdout] 776 | | eof: false, [INFO] [stdout] 777 | | }) [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `fastcdc-alt` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "e153114f07117a234ad5c9b2d19b3a2e33a3fd9f4c2827511082e33d69e26e93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e153114f07117a234ad5c9b2d19b3a2e33a3fd9f4c2827511082e33d69e26e93", kill_on_drop: false }` [INFO] [stdout] e153114f07117a234ad5c9b2d19b3a2e33a3fd9f4c2827511082e33d69e26e93