[INFO] fetching crate bigbed 0.2.0... [INFO] checking bigbed-0.2.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate bigbed 0.2.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate bigbed 0.2.0 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 bigbed 0.2.0 [INFO] finished tweaking crates.io crate bigbed 0.2.0 [INFO] tweaked toml for crates.io crate bigbed 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate bigbed 0.2.0 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] ec67dce1eae59d19b14a2529212325b6067c992af056fc080c8060b1f04abc91 [INFO] running `Command { std: "docker" "start" "-a" "ec67dce1eae59d19b14a2529212325b6067c992af056fc080c8060b1f04abc91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ec67dce1eae59d19b14a2529212325b6067c992af056fc080c8060b1f04abc91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec67dce1eae59d19b14a2529212325b6067c992af056fc080c8060b1f04abc91", kill_on_drop: false }` [INFO] [stdout] ec67dce1eae59d19b14a2529212325b6067c992af056fc080c8060b1f04abc91 [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] ebe740d5adea878587b9f6689c3f41840642299d1d499a9e446851aaee190473 [INFO] running `Command { std: "docker" "start" "-a" "ebe740d5adea878587b9f6689c3f41840642299d1d499a9e446851aaee190473", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Checking adler32 v1.0.4 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking miniz_oxide v0.3.5 [INFO] [stderr] Checking flate2 v1.0.13 [INFO] [stderr] Checking bigbed v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `block_size` and `item_count` are never read [INFO] [stdout] --> src/lib.rs:120:5 [INFO] [stdout] | [INFO] [stdout] 118 | struct BPlusTreeFile { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] 119 | big_endian: bool, [INFO] [stdout] 120 | block_size: u32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 123 | item_count: u64, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BPlusTreeFile` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple fields are never read [INFO] [stdout] --> src/lib.rs:290:5 [INFO] [stdout] | [INFO] [stdout] 288 | struct CIRTreeFile { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 289 | big_endian: bool, [INFO] [stdout] 290 | block_size: u32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 291 | item_count: u64, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 292 | start_chrom_ix: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 293 | start_base: u32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 294 | end_chrom_ix: u32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 295 | end_base: u32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 296 | file_size: u64, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 297 | items_per_slot: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CIRTreeFile` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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/lib.rs:471:12 [INFO] [stdout] | [INFO] [stdout] 422 | pub fn from_file(mut reader: T) -> Result, Error> { [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 471 | Ok(BigBed{ [INFO] [stdout] | ____________^ [INFO] [stdout] 472 | | reader, big_endian, version, zoom_levels, chrom_tree_offset, [INFO] [stdout] 473 | | unzoomed_data_offset, unzoomed_index_offset, field_count, [INFO] [stdout] 474 | | defined_field_count, as_offset, total_summary_offset, [INFO] [stdout] ... | [INFO] [stdout] 477 | | chrom_bpt, unzoomed_cir: None, [INFO] [stdout] 478 | | }) [INFO] [stdout] | | ^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________| [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/error.rs:29:24 [INFO] [stdout] | [INFO] [stdout] 28 | fn from(e: io::Error) -> Error { [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 29 | Error::IOError(IOErrorWrapper(e)) [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; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `bigbed` (lib) due to 3 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: fields `block_size` and `item_count` are never read [INFO] [stdout] --> src/lib.rs:120:5 [INFO] [stdout] | [INFO] [stdout] 118 | struct BPlusTreeFile { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] 119 | big_endian: bool, [INFO] [stdout] 120 | block_size: u32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 123 | item_count: u64, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BPlusTreeFile` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple fields are never read [INFO] [stdout] --> src/lib.rs:290:5 [INFO] [stdout] | [INFO] [stdout] 288 | struct CIRTreeFile { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 289 | big_endian: bool, [INFO] [stdout] 290 | block_size: u32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 291 | item_count: u64, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 292 | start_chrom_ix: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 293 | start_base: u32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 294 | end_chrom_ix: u32, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 295 | end_base: u32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 296 | file_size: u64, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 297 | items_per_slot: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CIRTreeFile` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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/lib.rs:471:12 [INFO] [stdout] | [INFO] [stdout] 422 | pub fn from_file(mut reader: T) -> Result, Error> { [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 471 | Ok(BigBed{ [INFO] [stdout] | ____________^ [INFO] [stdout] 472 | | reader, big_endian, version, zoom_levels, chrom_tree_offset, [INFO] [stdout] 473 | | unzoomed_data_offset, unzoomed_index_offset, field_count, [INFO] [stdout] 474 | | defined_field_count, as_offset, total_summary_offset, [INFO] [stdout] ... | [INFO] [stdout] 477 | | chrom_bpt, unzoomed_cir: None, [INFO] [stdout] 478 | | }) [INFO] [stdout] | | ^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________| [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/error.rs:29:24 [INFO] [stdout] | [INFO] [stdout] 28 | fn from(e: io::Error) -> Error { [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 29 | Error::IOError(IOErrorWrapper(e)) [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; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `bigbed` (lib test) due to 3 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "ebe740d5adea878587b9f6689c3f41840642299d1d499a9e446851aaee190473", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ebe740d5adea878587b9f6689c3f41840642299d1d499a9e446851aaee190473", kill_on_drop: false }` [INFO] [stdout] ebe740d5adea878587b9f6689c3f41840642299d1d499a9e446851aaee190473