[INFO] fetching crate gcore 1.5.0... [INFO] checking gcore-1.5.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate gcore 1.5.0 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate gcore 1.5.0 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 gcore 1.5.0 [INFO] finished tweaking crates.io crate gcore 1.5.0 [INFO] tweaked toml for crates.io crate gcore 1.5.0 written to /workspace/builds/worker-2-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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 61 packages to latest compatible versions [INFO] [stderr] Adding convert_case v0.4.0 (latest: v0.6.0) [INFO] [stderr] Adding derive_more v0.99.18 (latest: v1.0.0) [INFO] [stderr] Adding enum-iterator v1.5.0 (latest: v2.1.0) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.1.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [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] Blocking waiting for file lock on package cache [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6965cffcc95d82e61b867f989e01cba4162cfbbdd8a98ab87402fce683d099d7 [INFO] running `Command { std: "docker" "start" "-a" "6965cffcc95d82e61b867f989e01cba4162cfbbdd8a98ab87402fce683d099d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6965cffcc95d82e61b867f989e01cba4162cfbbdd8a98ab87402fce683d099d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6965cffcc95d82e61b867f989e01cba4162cfbbdd8a98ab87402fce683d099d7", kill_on_drop: false }` [INFO] [stdout] 6965cffcc95d82e61b867f989e01cba4162cfbbdd8a98ab87402fce683d099d7 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e33bc459830b46e3c0e829a6c89243181785fc353a69a76b6891d7078a2bbe94 [INFO] running `Command { std: "docker" "start" "-a" "e33bc459830b46e3c0e829a6c89243181785fc353a69a76b6891d7078a2bbe94", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling toml_edit v0.22.20 [INFO] [stderr] Checking byte-slice-cast v1.2.2 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking rustc-hex v2.1.0 [INFO] [stderr] Compiling enum-iterator-derive v1.4.0 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking fixed-hash v0.8.0 [INFO] [stderr] Compiling gear-dlmalloc v0.2.0 [INFO] [stderr] Compiling gear-stack-buffer v1.5.0 [INFO] [stderr] Checking bs58 v0.5.1 [INFO] [stderr] Checking libc-print v0.1.23 [INFO] [stderr] Checking page_size v0.6.0 [INFO] [stderr] Checking str-buf v3.0.3 [INFO] [stderr] Checking blake2 v0.10.6 [INFO] [stderr] Checking uint v0.9.5 [INFO] [stderr] Checking gsys v1.5.0 [INFO] [stderr] Checking hex-literal v0.4.1 [INFO] [stderr] Checking gear-ss58 v1.5.0 [INFO] [stderr] Checking galloc v1.5.0 [INFO] [stderr] Checking enum-iterator v1.5.0 [INFO] [stderr] Compiling proc-macro-crate v3.2.0 [INFO] [stderr] Checking gear-core-errors v1.5.0 [INFO] [stderr] Compiling impl-trait-for-tuples v0.2.2 [INFO] [stderr] Compiling parity-scale-codec-derive v3.6.12 [INFO] [stderr] Compiling scale-info-derive v2.11.3 [INFO] [stderr] Checking parity-scale-codec v3.6.12 [INFO] [stderr] Checking scale-info v2.11.3 [INFO] [stderr] Checking impl-codec v0.6.0 [INFO] [stderr] Checking primitive-types v0.12.2 [INFO] [stderr] Checking gprimitives v1.5.0 [INFO] [stderr] Checking gcore v1.5.0 (/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/msg.rs:191:42 [INFO] [stdout] | [INFO] [stdout] 189 | pub fn with_read_on_stack(f: impl FnOnce(Result<&mut [u8]>) -> T) -> T { [INFO] [stdout] | -------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 190 | let size = size(); [INFO] [stdout] 191 | stack_buffer::with_byte_buffer(size, |buffer| { [INFO] [stdout] | __________________________________________^ [INFO] [stdout] 192 | | let mut len = 0u32; [INFO] [stdout] 193 | | [INFO] [stdout] 194 | | if size > 0 { [INFO] [stdout] ... | [INFO] [stdout] 210 | | .map(|_| unsafe { &mut *(&mut buffer[..size] as *mut _ as *mut [u8]) })) [INFO] [stdout] 211 | | }) [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 `gcore` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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/msg.rs:191:42 [INFO] [stdout] | [INFO] [stdout] 189 | pub fn with_read_on_stack(f: impl FnOnce(Result<&mut [u8]>) -> T) -> T { [INFO] [stdout] | -------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 190 | let size = size(); [INFO] [stdout] 191 | stack_buffer::with_byte_buffer(size, |buffer| { [INFO] [stdout] | __________________________________________^ [INFO] [stdout] 192 | | let mut len = 0u32; [INFO] [stdout] 193 | | [INFO] [stdout] 194 | | if size > 0 { [INFO] [stdout] ... | [INFO] [stdout] 210 | | .map(|_| unsafe { &mut *(&mut buffer[..size] as *mut _ as *mut [u8]) })) [INFO] [stdout] 211 | | }) [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 `gcore` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "e33bc459830b46e3c0e829a6c89243181785fc353a69a76b6891d7078a2bbe94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e33bc459830b46e3c0e829a6c89243181785fc353a69a76b6891d7078a2bbe94", kill_on_drop: false }` [INFO] [stdout] e33bc459830b46e3c0e829a6c89243181785fc353a69a76b6891d7078a2bbe94