[INFO] fetching crate tighterror-build 0.0.21...
[INFO] checking tighterror-build-0.0.21 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] extracting crate tighterror-build 0.0.21 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate tighterror-build 0.0.21 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 tighterror-build 0.0.21
[INFO] finished tweaking crates.io crate tighterror-build 0.0.21
[INFO] tweaked toml for crates.io crate tighterror-build 0.0.21 written to /workspace/builds/worker-7-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 60 packages to latest compatible versions
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (latest: v0.6.5)
[INFO] [stderr]       Adding tighterror v0.0.21 (latest: v0.0.22)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 9ae07a02a08e9daac237ee4461681dfd592e1358e220d4fa19a8350bff8afad3
[INFO] running `Command { std: "docker" "start" "-a" "9ae07a02a08e9daac237ee4461681dfd592e1358e220d4fa19a8350bff8afad3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ae07a02a08e9daac237ee4461681dfd592e1358e220d4fa19a8350bff8afad3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ae07a02a08e9daac237ee4461681dfd592e1358e220d4fa19a8350bff8afad3", kill_on_drop: false }`
[INFO] [stdout] 9ae07a02a08e9daac237ee4461681dfd592e1358e220d4fa19a8350bff8afad3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 05ae078d4cbeab039eb721a9c5dfffaac7e481555799e34403f0301373a40f87
[INFO] running `Command { std: "docker" "start" "-a" "05ae078d4cbeab039eb721a9c5dfffaac7e481555799e34403f0301373a40f87", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking serde_spanned v0.6.7
[INFO] [stderr]     Checking winnow v0.6.18
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling prettyplease v0.2.22
[INFO] [stderr]     Checking anstyle-parse v0.2.5
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]     Checking anstyle v1.0.8
[INFO] [stderr]     Checking colorchoice v1.0.2
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking anstyle-query v1.1.1
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking tighterror v0.0.21
[INFO] [stderr]     Checking anstream v0.6.15
[INFO] [stderr]     Checking rustix v0.38.35
[INFO] [stderr]     Checking convert_case v0.6.0
[INFO] [stderr]     Checking syn v2.0.77
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking serde_yaml v0.9.34+deprecated
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking toml_edit v0.22.20
[INFO] [stderr]     Checking tempfile v3.12.0
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking env_filter v0.1.2
[INFO] [stderr]     Checking env_logger v0.11.5
[INFO] [stderr]     Checking toml v0.8.19
[INFO] [stderr]     Checking tighterror-build v0.0.21 (/opt/rustwide/workdir)
[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/parser/yaml.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn parse_file(file: File) -> Result<Spec, TbError> {
[INFO] [stdout]    |                       ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 20 |         match serde_yaml::from_reader(file) {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/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] [stderr] error: could not compile `tighterror-build` (lib) due to 2 previous errors
[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/parser/yaml.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn parse_file(file: File) -> Result<Spec, TbError> {
[INFO] [stdout]    |                       ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 20 |         match serde_yaml::from_reader(file) {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/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] [stderr] error: could not compile `tighterror-build` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "05ae078d4cbeab039eb721a9c5dfffaac7e481555799e34403f0301373a40f87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05ae078d4cbeab039eb721a9c5dfffaac7e481555799e34403f0301373a40f87", kill_on_drop: false }`
[INFO] [stdout] 05ae078d4cbeab039eb721a9c5dfffaac7e481555799e34403f0301373a40f87