[INFO] fetching crate c2g 0.9.0... [INFO] checking c2g-0.9.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate c2g 0.9.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate c2g 0.9.0 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate c2g 0.9.0 [INFO] finished tweaking crates.io crate c2g 0.9.0 [INFO] tweaked toml for crates.io crate c2g 0.9.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate c2g 0.9.0 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 85d7a53f38f40ed5712de37ab4daf7f4c67478e73076c79ae9850b85ab04d015 [INFO] running `Command { std: "docker" "start" "-a" "85d7a53f38f40ed5712de37ab4daf7f4c67478e73076c79ae9850b85ab04d015", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "85d7a53f38f40ed5712de37ab4daf7f4c67478e73076c79ae9850b85ab04d015", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85d7a53f38f40ed5712de37ab4daf7f4c67478e73076c79ae9850b85ab04d015", kill_on_drop: false }` [INFO] [stdout] 85d7a53f38f40ed5712de37ab4daf7f4c67478e73076c79ae9850b85ab04d015 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6cda40e6ed206f7d3fbf1149f708df5053428407e6e9fddd3be9848c9271d09a [INFO] running `Command { std: "docker" "start" "-a" "6cda40e6ed206f7d3fbf1149f708df5053428407e6e9fddd3be9848c9271d09a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.82 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Checking bytemuck v1.13.1 [INFO] [stderr] Checking arrayvec v0.7.2 [INFO] [stderr] Compiling anyhow v1.0.83 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking simd-adler32 v0.3.7 [INFO] [stderr] Compiling num-bigint v0.4.4 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling thiserror v1.0.60 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking weezl v0.1.8 [INFO] [stderr] Compiling unicode-general-category v0.4.0 [INFO] [stderr] Compiling syn v2.0.61 [INFO] [stderr] Checking flate2 v1.0.20 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Compiling built v0.7.2 [INFO] [stderr] Checking minimal-lexical v0.2.1 [INFO] [stderr] Checking xmlparser v0.13.5 [INFO] [stderr] Checking aligned-vec v0.5.0 [INFO] [stderr] Checking lock_api v0.4.6 [INFO] [stderr] Checking v_frame v0.3.8 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Compiling rav1e v0.7.1 [INFO] [stderr] Checking roxmltree v0.14.1 [INFO] [stderr] Checking fdeflate v0.3.4 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking rgb v0.8.37 [INFO] [stderr] Checking color_quant v1.1.0 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Checking fontconfig-parser v0.5.0 [INFO] [stderr] Checking png v0.17.13 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Compiling simd_helpers v0.1.0 [INFO] [stderr] Checking memmap2 v0.5.3 [INFO] [stderr] Checking itertools v0.12.1 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Checking unicode-bidi-mirroring v0.1.0 [INFO] [stderr] Checking num-rational v0.4.2 [INFO] [stderr] Compiling noop_proc_macro v0.3.0 [INFO] [stderr] Checking new_debug_unreachable v1.0.6 [INFO] [stderr] Checking imgref v1.10.1 [INFO] [stderr] Checking ttf-parser v0.15.2 [INFO] [stderr] Checking ttf-parser v0.17.1 [INFO] [stderr] Checking unicode-ccc v0.1.2 [INFO] [stderr] Checking siphasher v0.3.10 [INFO] [stderr] Checking unicode-script v0.5.2 [INFO] [stderr] Checking bitstream-io v2.3.0 [INFO] [stderr] Checking av1-grain v0.2.3 [INFO] [stderr] Compiling shakmaty v0.23.1 [INFO] [stderr] Checking svgtypes v0.8.2 [INFO] [stderr] Checking loop9 v0.1.5 [INFO] [stderr] Checking flume v0.11.0 [INFO] [stderr] Checking maybe-rayon v0.1.1 [INFO] [stderr] Checking unicode-bidi v0.3.5 [INFO] [stderr] Checking data-url v0.1.1 [INFO] [stderr] Checking btoi v0.4.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking zune-inflate v0.2.54 [INFO] [stderr] Checking simplecss v0.2.1 [INFO] [stderr] Checking rustybuzz v0.5.1 [INFO] [stderr] Checking safe_arch v0.5.2 [INFO] [stderr] Checking kurbo v0.8.3 [INFO] [stderr] Checking fontdb v0.9.3 [INFO] [stderr] Checking avif-serialize v0.8.1 [INFO] [stderr] Checking half v2.4.1 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking jpeg-decoder v0.3.1 [INFO] [stderr] Checking xmlwriter v0.1.0 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking rctree v0.4.0 [INFO] [stderr] Checking byteorder-lite v0.1.0 [INFO] [stderr] Checking unicode-vo v0.1.0 [INFO] [stderr] Checking zune-core v0.4.12 [INFO] [stderr] Checking bit_field v0.10.1 [INFO] [stderr] Checking pico-args v0.4.2 [INFO] [stderr] Checking arrayref v0.3.6 [INFO] [stderr] Checking lebe v0.5.2 [INFO] [stderr] Checking quick-error v2.0.1 [INFO] [stderr] Checking tiny-skia v0.6.6 [INFO] [stderr] Checking zune-jpeg v0.4.11 [INFO] [stderr] Checking regex v1.5.5 [INFO] [stderr] Checking exr v1.72.0 [INFO] [stderr] Checking tiff v0.9.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking svgfilters v0.4.0 [INFO] [stderr] Checking gif v0.13.1 [INFO] [stderr] Compiling include_dir_impl v0.6.0 [INFO] [stderr] Checking gif v0.11.3 [INFO] [stderr] Compiling thiserror-impl v1.0.60 [INFO] [stderr] Compiling profiling-procmacros v1.0.15 [INFO] [stderr] Compiling arg_enum_proc_macro v0.3.4 [INFO] [stderr] Compiling num-derive v0.4.2 [INFO] [stderr] Checking usvg v0.22.0 [INFO] [stderr] Checking profiling v1.0.15 [INFO] [stderr] Checking qoi v0.4.1 [INFO] [stderr] Checking circular v0.3.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking glob v0.3.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking jpeg-decoder v0.2.2 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking env_logger v0.9.0 [INFO] [stderr] Checking pgn-reader v0.22.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking include_dir v0.6.0 [INFO] [stderr] Checking image-webp v0.1.2 [INFO] [stderr] Checking resvg v0.22.0 [INFO] [stderr] Checking ravif v0.11.5 [INFO] [stderr] Checking image v0.25.1 [INFO] [stderr] Checking c2g v0.9.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Result>, GifferError>>, std::io::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/app.rs:27:15 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn run(mut self) -> Result>, C2GError> { [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 27 | match reader.read_game(&mut self.giffer) { [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] warning: unused variable: `e` [INFO] [stdout] --> src/giffer.rs:353:21 [INFO] [stdout] | [INFO] [stdout] 353 | Err(e) => Err(GifferError::InvalidGifWriterVariant {}), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Result>, GifferError>>, std::io::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/app.rs:27:15 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn run(mut self) -> Result>, C2GError> { [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 27 | match reader.read_game(&mut self.giffer) { [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `c2g` (lib) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/giffer.rs:353:21 [INFO] [stdout] | [INFO] [stdout] 353 | Err(e) => Err(GifferError::InvalidGifWriterVariant {}), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `c2g` (lib test) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "6cda40e6ed206f7d3fbf1149f708df5053428407e6e9fddd3be9848c9271d09a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6cda40e6ed206f7d3fbf1149f708df5053428407e6e9fddd3be9848c9271d09a", kill_on_drop: false }` [INFO] [stdout] 6cda40e6ed206f7d3fbf1149f708df5053428407e6e9fddd3be9848c9271d09a