[INFO] fetching crate cifar_10_loader 0.2.0... [INFO] checking cifar_10_loader-0.2.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate cifar_10_loader 0.2.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate cifar_10_loader 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 cifar_10_loader 0.2.0 [INFO] finished tweaking crates.io crate cifar_10_loader 0.2.0 [INFO] tweaked toml for crates.io crate cifar_10_loader 0.2.0 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 102 packages to latest compatible versions [INFO] [stderr] Adding aho-corasick v0.6.10 (latest: v1.1.3) [INFO] [stderr] Adding bitflags v0.9.1 (latest: v2.6.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding cargo_metadata v0.2.3 (latest: v0.18.1) [INFO] [stderr] Adding clippy v0.0.176 (latest: v0.0.302) [INFO] [stderr] Adding clippy_lints v0.0.176 (latest: v0.0.212) [INFO] [stderr] Adding deflate v0.7.20 (latest: v1.0.0) [INFO] [stderr] Adding gif v0.9.2 (latest: v0.13.1) [INFO] [stderr] Adding idna v0.1.5 (latest: v1.0.2) [INFO] [stderr] Adding if_chain v0.1.3 (latest: v1.0.2) [INFO] [stderr] Adding image v0.18.0 (latest: v0.25.2) [INFO] [stderr] Adding inflate v0.3.4 (latest: v0.4.5) [INFO] [stderr] Adding itertools v0.6.5 (latest: v0.13.0) [INFO] [stderr] Adding itertools v0.7.11 (latest: v0.13.0) [INFO] [stderr] Adding jpeg-decoder v0.1.22 (latest: v0.3.1) [INFO] [stderr] Adding num-rational v0.1.42 (latest: v0.4.2) [INFO] [stderr] Adding num-traits v0.1.43 (latest: v0.2.19) [INFO] [stderr] Adding percent-encoding v1.0.1 (latest: v2.3.1) [INFO] [stderr] Adding png v0.11.0 (latest: v0.17.13) [INFO] [stderr] Adding pulldown-cmark v0.0.15 (latest: v0.12.0) [INFO] [stderr] Adding rand v0.4.6 (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] [stderr] Adding rayon v0.9.0 (latest: v1.10.0) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding regex v0.2.11 (latest: v1.10.6) [INFO] [stderr] Adding regex-syntax v0.4.2 (latest: v0.8.4) [INFO] [stderr] Adding regex-syntax v0.5.6 (latest: v0.8.4) [INFO] [stderr] Adding semver v0.6.0 (latest: v1.0.23) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding thread_local v0.3.6 (latest: v1.1.8) [INFO] [stderr] Adding toml v0.4.10 (latest: v0.8.19) [INFO] [stderr] Adding ucd-util v0.1.10 (latest: v0.2.1) [INFO] [stderr] Adding url v1.7.2 (latest: v2.5.2) [INFO] [stderr] Adding windows-sys v0.52.0 (latest: v0.59.0) [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-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] 67dbcc4e42ddaeca5bfc901a63ac5b49376d602be26426f46805cc659dcb8c58 [INFO] running `Command { std: "docker" "start" "-a" "67dbcc4e42ddaeca5bfc901a63ac5b49376d602be26426f46805cc659dcb8c58", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "67dbcc4e42ddaeca5bfc901a63ac5b49376d602be26426f46805cc659dcb8c58", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "67dbcc4e42ddaeca5bfc901a63ac5b49376d602be26426f46805cc659dcb8c58", kill_on_drop: false }` [INFO] [stdout] 67dbcc4e42ddaeca5bfc901a63ac5b49376d602be26426f46805cc659dcb8c58 [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] cbf3856302fdc97d5bf2c68f1d2bb3a799cbce0b9d2e73420479b109b6558273 [INFO] running `Command { std: "docker" "start" "-a" "cbf3856302fdc97d5bf2c68f1d2bb3a799cbce0b9d2e73420479b109b6558273", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Compiling libz-sys v1.1.20 [INFO] [stderr] Compiling curl-sys v0.4.74+curl-8.9.0 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking ucd-util v0.1.10 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking utf8-ranges v1.0.5 [INFO] [stderr] Compiling curl v0.4.46 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking socket2 v0.5.7 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking num-iter v0.1.45 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Checking enum_primitive v0.1.1 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking deflate v0.7.20 [INFO] [stderr] Checking inflate v0.3.4 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking gif v0.9.2 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking rayon v0.9.0 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Checking find_folder v0.3.0 [INFO] [stderr] Checking png v0.11.0 [INFO] [stderr] Checking image v0.18.0 [INFO] [stderr] Checking cifar_10_loader v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/image_private.rs:18:49 [INFO] [stdout] | [INFO] [stdout] 18 | let label: &mut [u8; 1] = &mut mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/image_private.rs:24:50 [INFO] [stdout] | [INFO] [stdout] 24 | let red: &mut [u8; 1024] = &mut mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/image_private.rs:25:52 [INFO] [stdout] | [INFO] [stdout] 25 | let green: &mut [u8; 1024] = &mut mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/image_private.rs:26:51 [INFO] [stdout] | [INFO] [stdout] 26 | let blue: &mut [u8; 1024] = &mut mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/image_private.rs:36:55 [INFO] [stdout] | [INFO] [stdout] 36 | let mut pixel: image::Rgba = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/test.rs:49:18 [INFO] [stdout] | [INFO] [stdout] 49 | .arg(("tar xf ".to_string() + path)) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 49 - .arg(("tar xf ".to_string() + path)) [INFO] [stdout] 49 + .arg("tar xf ".to_string() + path) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/image_private.rs:18:49 [INFO] [stdout] | [INFO] [stdout] 18 | let label: &mut [u8; 1] = &mut mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/image_private.rs:24:50 [INFO] [stdout] | [INFO] [stdout] 24 | let red: &mut [u8; 1024] = &mut mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/image_private.rs:25:52 [INFO] [stdout] | [INFO] [stdout] 25 | let green: &mut [u8; 1024] = &mut mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/image_private.rs:26:51 [INFO] [stdout] | [INFO] [stdout] 26 | let blue: &mut [u8; 1024] = &mut mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/image_private.rs:36:55 [INFO] [stdout] | [INFO] [stdout] 36 | let mut pixel: image::Rgba = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[u8; 1]` does not permit being left uninitialized [INFO] [stdout] --> src/image_private.rs:18:44 [INFO] [stdout] | [INFO] [stdout] 18 | let label: &mut [u8; 1] = &mut mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[u8; 1024]` does not permit being left uninitialized [INFO] [stdout] --> src/image_private.rs:24:45 [INFO] [stdout] | [INFO] [stdout] 24 | let red: &mut [u8; 1024] = &mut mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[u8; 1024]` does not permit being left uninitialized [INFO] [stdout] --> src/image_private.rs:25:47 [INFO] [stdout] | [INFO] [stdout] 25 | let green: &mut [u8; 1024] = &mut mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[u8; 1024]` does not permit being left uninitialized [INFO] [stdout] --> src/image_private.rs:26:46 [INFO] [stdout] | [INFO] [stdout] 26 | let blue: &mut [u8; 1024] = &mut mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Rgba` does not permit being left uninitialized [INFO] [stdout] --> src/image_private.rs:36:50 [INFO] [stdout] | [INFO] [stdout] 36 | let mut pixel: image::Rgba = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [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/dataset.rs:187:21 [INFO] [stdout] | [INFO] [stdout] 185 | ::std::fs::File::open(meta_path).and_then(|mut file| { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 186 | let mut contents = String::new(); [INFO] [stdout] 187 | file.read_to_string(&mut contents).map(|_| contents) [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/dataset.rs:210:21 [INFO] [stdout] | [INFO] [stdout] 208 | ::std::fs::File::open(file_path).and_then(|file| { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 209 | let mut byte_data: Vec = Vec::new(); [INFO] [stdout] 210 | / BufReader::new(file) [INFO] [stdout] 211 | | .read_to_end(&mut byte_data) [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; 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cifar_10_loader` (lib) due to 3 previous errors; 10 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: the type `[u8; 1]` does not permit being left uninitialized [INFO] [stdout] --> src/image_private.rs:18:44 [INFO] [stdout] | [INFO] [stdout] 18 | let label: &mut [u8; 1] = &mut mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[u8; 1024]` does not permit being left uninitialized [INFO] [stdout] --> src/image_private.rs:24:45 [INFO] [stdout] | [INFO] [stdout] 24 | let red: &mut [u8; 1024] = &mut mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[u8; 1024]` does not permit being left uninitialized [INFO] [stdout] --> src/image_private.rs:25:47 [INFO] [stdout] | [INFO] [stdout] 25 | let green: &mut [u8; 1024] = &mut mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[u8; 1024]` does not permit being left uninitialized [INFO] [stdout] --> src/image_private.rs:26:46 [INFO] [stdout] | [INFO] [stdout] 26 | let blue: &mut [u8; 1024] = &mut mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Rgba` does not permit being left uninitialized [INFO] [stdout] --> src/image_private.rs:36:50 [INFO] [stdout] | [INFO] [stdout] 36 | let mut pixel: image::Rgba = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [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/dataset.rs:187:21 [INFO] [stdout] | [INFO] [stdout] 185 | ::std::fs::File::open(meta_path).and_then(|mut file| { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 186 | let mut contents = String::new(); [INFO] [stdout] 187 | file.read_to_string(&mut contents).map(|_| contents) [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/dataset.rs:210:21 [INFO] [stdout] | [INFO] [stdout] 208 | ::std::fs::File::open(file_path).and_then(|file| { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 209 | let mut byte_data: Vec = Vec::new(); [INFO] [stdout] 210 | / BufReader::new(file) [INFO] [stdout] 211 | | .read_to_end(&mut byte_data) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/test.rs:18:11 [INFO] [stdout] | [INFO] [stdout] 16 | let dir = Search::Kids(3).for_folder("cifar-10-batches-bin"); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 17 | let tar = Search::Kids(1).for_folder("cifar-10-binary.tar.gz"); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 18 | match (dir, tar) { [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/test.rs:36:40 [INFO] [stdout] | [INFO] [stdout] 33 | let mut file = BufWriter::new(fs::File::create(path).unwrap()); [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 36 | easy.write_function(move |data| Ok(file.write(data).unwrap())) [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 4 previous errors; 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cifar_10_loader` (lib test) due to 5 previous errors; 11 warnings emitted [INFO] running `Command { std: "docker" "inspect" "cbf3856302fdc97d5bf2c68f1d2bb3a799cbce0b9d2e73420479b109b6558273", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cbf3856302fdc97d5bf2c68f1d2bb3a799cbce0b9d2e73420479b109b6558273", kill_on_drop: false }` [INFO] [stdout] cbf3856302fdc97d5bf2c68f1d2bb3a799cbce0b9d2e73420479b109b6558273