[INFO] fetching crate rxdp 0.3.1... [INFO] checking rxdp-0.3.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate rxdp 0.3.1 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate rxdp 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 rxdp 0.3.1 [INFO] finished tweaking crates.io crate rxdp 0.3.1 [INFO] tweaked toml for crates.io crate rxdp 0.3.1 written to /workspace/builds/worker-5-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 87 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.16) [INFO] [stderr] Adding criterion v0.3.6 (latest: v0.5.1) [INFO] [stderr] Adding criterion-plot v0.4.5 (latest: v0.5.0) [INFO] [stderr] Adding errno v0.2.8 (latest: v0.3.9) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.15) [INFO] [stderr] Adding half v1.8.3 (latest: v2.4.1) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.4.0) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.13.0) [INFO] [stderr] Adding libbpf-sys v0.1.0-1 (latest: v1.4.5+v1.4.5) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [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] ff7d5fc937e5b3ef330e761dd7af914882d59a01030015b4374de561e93543a9 [INFO] running `Command { std: "docker" "start" "-a" "ff7d5fc937e5b3ef330e761dd7af914882d59a01030015b4374de561e93543a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ff7d5fc937e5b3ef330e761dd7af914882d59a01030015b4374de561e93543a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff7d5fc937e5b3ef330e761dd7af914882d59a01030015b4374de561e93543a9", kill_on_drop: false }` [INFO] [stdout] ff7d5fc937e5b3ef330e761dd7af914882d59a01030015b4374de561e93543a9 [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] 91da9cf8f91d9b50284033c85c451d34662c015c29a605353a5235a21a524a85 [INFO] running `Command { std: "docker" "start" "-a" "91da9cf8f91d9b50284033c85c451d34662c015c29a605353a5235a21a524a85", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Checking plotters-backend v0.3.6 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking unicode-width v0.1.13 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking oorandom v11.1.4 [INFO] [stderr] Compiling cc v1.1.15 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking plotters-svg v0.3.6 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking crossbeam-channel v0.5.13 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking errno v0.2.8 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling libbpf-sys v0.1.0-1 [INFO] [stderr] Compiling rxdp v0.3.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking plotters v0.3.6 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Checking serde_json v1.0.127 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/utils.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | Err(e) => fail!("Error converting interface index to 'i32': {}", e), [INFO] [stdout] | ^^^^^^ matches no values because `Infallible` is uninhabited [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` 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/map.rs:130:12 [INFO] [stdout] | [INFO] [stdout] 115 | let mut vals: Vec = Vec::with_capacity(batch_size as usize); [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 127 | let mut result = Vec::with_capacity(r.num_items as usize); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 130 | Ok(BatchResult { [INFO] [stdout] | ____________^ [INFO] [stdout] 131 | | items: result, [INFO] [stdout] 132 | | next_key: r.next_key, [INFO] [stdout] 133 | | num_items: r.num_items, [INFO] [stdout] 134 | | }) [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/map_common.rs:121:41 [INFO] [stdout] | [INFO] [stdout] 114 | let mut value: V = Default::default(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 121 | crate::map_common::check_rc(rc, MapValue::Single(value), "Error looking up elem") [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] warning: functions generic over types or consts must be mangled [INFO] [stdout] --> src/perf_event_handler.rs:53:5 [INFO] [stdout] | [INFO] [stdout] 52 | #[no_mangle] [INFO] [stdout] | ------------ help: remove this attribute [INFO] [stdout] 53 | / unsafe extern "C" fn sample_event(ctx: *mut c_void, cpu: i32, data: *mut c_void, size: u32) { [INFO] [stdout] 54 | | let handler: &mut EventHandler = &mut *(ctx as *mut EventHandler); [INFO] [stdout] 55 | | handler.handle_sample_event(cpu, data, size); [INFO] [stdout] 56 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(no_mangle_generic_items)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: functions generic over types or consts must be mangled [INFO] [stdout] --> src/perf_event_handler.rs:59:5 [INFO] [stdout] | [INFO] [stdout] 58 | #[no_mangle] [INFO] [stdout] | ------------ help: remove this attribute [INFO] [stdout] 59 | / unsafe extern "C" fn lost_event(ctx: *mut c_void, cpu: i32, cnt: u64) { [INFO] [stdout] 60 | | let handler: &mut EventHandler = &mut *(ctx as *mut EventHandler); [INFO] [stdout] 61 | | handler.handle_lost_event(cpu, cnt); [INFO] [stdout] 62 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/utils.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | Err(e) => fail!("Error converting interface index to 'i32': {}", e), [INFO] [stdout] | ^^^^^^ matches no values because `Infallible` is uninhabited [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rxdp` (lib) due to 3 previous errors; 3 warnings emitted [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/map.rs:130:12 [INFO] [stdout] | [INFO] [stdout] 115 | let mut vals: Vec = Vec::with_capacity(batch_size as usize); [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 127 | let mut result = Vec::with_capacity(r.num_items as usize); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 130 | Ok(BatchResult { [INFO] [stdout] | ____________^ [INFO] [stdout] 131 | | items: result, [INFO] [stdout] 132 | | next_key: r.next_key, [INFO] [stdout] 133 | | num_items: r.num_items, [INFO] [stdout] 134 | | }) [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/map_common.rs:121:41 [INFO] [stdout] | [INFO] [stdout] 114 | let mut value: V = Default::default(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 121 | crate::map_common::check_rc(rc, MapValue::Single(value), "Error looking up elem") [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] warning: functions generic over types or consts must be mangled [INFO] [stdout] --> src/perf_event_handler.rs:53:5 [INFO] [stdout] | [INFO] [stdout] 52 | #[no_mangle] [INFO] [stdout] | ------------ help: remove this attribute [INFO] [stdout] 53 | / unsafe extern "C" fn sample_event(ctx: *mut c_void, cpu: i32, data: *mut c_void, size: u32) { [INFO] [stdout] 54 | | let handler: &mut EventHandler = &mut *(ctx as *mut EventHandler); [INFO] [stdout] 55 | | handler.handle_sample_event(cpu, data, size); [INFO] [stdout] 56 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(no_mangle_generic_items)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: functions generic over types or consts must be mangled [INFO] [stdout] --> src/perf_event_handler.rs:59:5 [INFO] [stdout] | [INFO] [stdout] 58 | #[no_mangle] [INFO] [stdout] | ------------ help: remove this attribute [INFO] [stdout] 59 | / unsafe extern "C" fn lost_event(ctx: *mut c_void, cpu: i32, cnt: u64) { [INFO] [stdout] 60 | | let handler: &mut EventHandler = &mut *(ctx as *mut EventHandler); [INFO] [stdout] 61 | | handler.handle_lost_event(cpu, cnt); [INFO] [stdout] 62 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rxdp` (lib test) due to 3 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "91da9cf8f91d9b50284033c85c451d34662c015c29a605353a5235a21a524a85", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91da9cf8f91d9b50284033c85c451d34662c015c29a605353a5235a21a524a85", kill_on_drop: false }` [INFO] [stdout] 91da9cf8f91d9b50284033c85c451d34662c015c29a605353a5235a21a524a85