[INFO] fetching crate range-encoding 0.2.1... [INFO] checking range-encoding-0.2.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate range-encoding 0.2.1 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate range-encoding 0.2.1 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 range-encoding 0.2.1 [INFO] finished tweaking crates.io crate range-encoding 0.2.1 [INFO] tweaked toml for crates.io crate range-encoding 0.2.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 34 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding env_logger v0.5.13 (latest: v0.11.5) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.4.0) [INFO] [stderr] Adding humantime v1.3.0 (latest: v2.1.0) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding rand v0.5.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [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] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9f5d2151f758abeb3109ba531a18650d7bd06ba5b154e1e1afe6bf6fe68e75d9 [INFO] running `Command { std: "docker" "start" "-a" "9f5d2151f758abeb3109ba531a18650d7bd06ba5b154e1e1afe6bf6fe68e75d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9f5d2151f758abeb3109ba531a18650d7bd06ba5b154e1e1afe6bf6fe68e75d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f5d2151f758abeb3109ba531a18650d7bd06ba5b154e1e1afe6bf6fe68e75d9", kill_on_drop: false }` [INFO] [stdout] 9f5d2151f758abeb3109ba531a18650d7bd06ba5b154e1e1afe6bf6fe68e75d9 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3221e379994eb1b14d681d0601c9a42974a2f4e1dd5384df2f113bf106ba0c32 [INFO] running `Command { std: "docker" "start" "-a" "3221e379994eb1b14d681d0601c9a42974a2f4e1dd5384df2f113bf106ba0c32", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking range-encoding v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stdout] warning: `extern` fn uses type `Result<(), std::io::Error>`, which is not FFI-safe [INFO] [stdout] --> src/opus/imported_decode.rs:45:6 [INFO] [stdout] | [INFO] [stdout] 45 | ) -> Result<(), std::io::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum [INFO] [stdout] = note: enum has no representation hint [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `Result<(), std::io::Error>`, which is not FFI-safe [INFO] [stdout] --> src/opus/imported_decode.rs:62:6 [INFO] [stdout] | [INFO] [stdout] 62 | ) -> Result<(), std::io::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum [INFO] [stdout] = note: enum has no representation hint [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `Result`, which is not FFI-safe [INFO] [stdout] --> src/opus/imported_decode.rs:78:6 [INFO] [stdout] | [INFO] [stdout] 78 | ) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum [INFO] [stdout] = note: enum has no representation hint [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `Result<(), std::io::Error>`, which is not FFI-safe [INFO] [stdout] --> src/opus/imported_decode.rs:123:6 [INFO] [stdout] | [INFO] [stdout] 123 | ) -> Result<(), std::io::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum [INFO] [stdout] = note: enum has no representation hint [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `Result`, which is not FFI-safe [INFO] [stdout] --> src/opus/imported_decode.rs:139:6 [INFO] [stdout] | [INFO] [stdout] 139 | ) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum [INFO] [stdout] = note: enum has no representation hint [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `Result`, which is not FFI-safe [INFO] [stdout] --> src/opus/imported_decode.rs:156:6 [INFO] [stdout] | [INFO] [stdout] 156 | ) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum [INFO] [stdout] = note: enum has no representation hint [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/opus/decode.rs:46:12 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn new(input: R) -> Result { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 32 | let mut state = imported_decode::ec_dec { [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 46 | Ok(Reader { state }) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/opus/encode.rs:15:20 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn new(out: W) -> Self { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 14 | Self { [INFO] [stdout] 15 | state: imported_encode::ec_enc { [INFO] [stdout] | ____________________^ [INFO] [stdout] 16 | | out, [INFO] [stdout] 17 | | end_window: 0, [INFO] [stdout] 18 | | nend_bits: 0, [INFO] [stdout] ... | [INFO] [stdout] 25 | | end_buffer: vec![], [INFO] [stdout] 26 | | } [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `range-encoding` (lib) due to 3 previous errors; 6 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "3221e379994eb1b14d681d0601c9a42974a2f4e1dd5384df2f113bf106ba0c32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3221e379994eb1b14d681d0601c9a42974a2f4e1dd5384df2f113bf106ba0c32", kill_on_drop: false }` [INFO] [stdout] 3221e379994eb1b14d681d0601c9a42974a2f4e1dd5384df2f113bf106ba0c32