[INFO] fetching crate adduce 0.1.6... [INFO] checking adduce-0.1.6 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate adduce 0.1.6 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate adduce 0.1.6 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 adduce 0.1.6 [INFO] finished tweaking crates.io crate adduce 0.1.6 [INFO] tweaked toml for crates.io crate adduce 0.1.6 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate adduce 0.1.6 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 6c68c1ba4a095d3283ad5b8b944f4df098a7fdc8af8c412ee4899a7477be12f0 [INFO] running `Command { std: "docker" "start" "-a" "6c68c1ba4a095d3283ad5b8b944f4df098a7fdc8af8c412ee4899a7477be12f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6c68c1ba4a095d3283ad5b8b944f4df098a7fdc8af8c412ee4899a7477be12f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c68c1ba4a095d3283ad5b8b944f4df098a7fdc8af8c412ee4899a7477be12f0", kill_on_drop: false }` [INFO] [stdout] 6c68c1ba4a095d3283ad5b8b944f4df098a7fdc8af8c412ee4899a7477be12f0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] db04b63ec58ec7d31e378059ccf64d9579b1829948e638219fcf2dc6e666a373 [INFO] running `Command { std: "docker" "start" "-a" "db04b63ec58ec7d31e378059ccf64d9579b1829948e638219fcf2dc6e666a373", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.70 [INFO] [stderr] Compiling unicode-ident v1.0.11 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling serde v1.0.193 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Checking hashbrown v0.14.0 [INFO] [stderr] Checking winnow v0.5.15 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Checking never v0.1.0 [INFO] [stderr] Checking encoding_rs v0.8.33 [INFO] [stderr] Compiling pulldown-cmark v0.11.0 [INFO] [stderr] Checking pulldown-cmark-escape v0.11.0 [INFO] [stderr] Checking bitflags v2.5.0 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Compiling num-traits v0.2.17 [INFO] [stderr] Compiling unicase v2.7.0 [INFO] [stderr] Checking indexmap v2.0.0 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v2.0.41 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking quick-xml v0.30.0 [INFO] [stderr] Checking chrono v0.4.31 [INFO] [stderr] Checking diligent-date-parser v0.1.4 [INFO] [stderr] Compiling optional_struct_macro_impl v0.4.1 [INFO] [stderr] Compiling serde_derive v1.0.193 [INFO] [stderr] Compiling optional_struct_export v0.4.1 [INFO] [stderr] Compiling darling_core v0.14.4 [INFO] [stderr] Compiling darling_macro v0.14.4 [INFO] [stderr] Compiling darling v0.14.4 [INFO] [stderr] Compiling derive_builder_core v0.12.0 [INFO] [stderr] Compiling derive_builder_macro v0.12.0 [INFO] [stderr] Checking derive_builder v0.12.0 [INFO] [stderr] Checking atom_syndication v0.12.2 [INFO] [stderr] Checking rss v2.0.6 [INFO] [stderr] Checking serde_spanned v0.6.4 [INFO] [stderr] Checking toml_datetime v0.6.5 [INFO] [stderr] Checking optional_struct v0.4.1 [INFO] [stderr] Checking toml_edit v0.21.0 [INFO] [stderr] Checking toml v0.8.8 [INFO] [stderr] Checking adduce v0.1.6 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `std::result::Result<(), std::io::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib/feed.rs:257:21 [INFO] [stdout] | [INFO] [stdout] 240 | let channel = ChannelBuilder::default() [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 257 | if let Err(e) = fs::write("export/feed.xml", channel.to_string()) { [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: this value of type `std::result::Result<(), std::io::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib/feed.rs:257:21 [INFO] [stdout] | [INFO] [stdout] 240 | let channel = ChannelBuilder::default() [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 257 | if let Err(e) = fs::write("export/feed.xml", channel.to_string()) { [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] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `adduce` (bin "adduce") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `adduce` (bin "adduce" test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "db04b63ec58ec7d31e378059ccf64d9579b1829948e638219fcf2dc6e666a373", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db04b63ec58ec7d31e378059ccf64d9579b1829948e638219fcf2dc6e666a373", kill_on_drop: false }` [INFO] [stdout] db04b63ec58ec7d31e378059ccf64d9579b1829948e638219fcf2dc6e666a373