[INFO] fetching crate confy 0.6.1... [INFO] checking confy-0.6.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate confy 0.6.1 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate confy 0.6.1 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 confy 0.6.1 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate confy 0.6.1 [INFO] tweaked toml for crates.io crate confy 0.6.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate confy 0.6.1 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] [stderr] Blocking waiting for file lock on package cache [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8646f1a6699d856744917b315714ecd4c64b1a25844cec379b4242818b1672e4 [INFO] running `Command { std: "docker" "start" "-a" "8646f1a6699d856744917b315714ecd4c64b1a25844cec379b4242818b1672e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8646f1a6699d856744917b315714ecd4c64b1a25844cec379b4242818b1672e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8646f1a6699d856744917b315714ecd4c64b1a25844cec379b4242818b1672e4", kill_on_drop: false }` [INFO] [stdout] 8646f1a6699d856744917b315714ecd4c64b1a25844cec379b4242818b1672e4 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7df3996dff86eb60c72fdb165d3fe87eb3f3abdc243c8896bcbdf71d435b8ba2 [INFO] running `Command { std: "docker" "start" "-a" "7df3996dff86eb60c72fdb165d3fe87eb3f3abdc243c8896bcbdf71d435b8ba2", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking hashbrown v0.14.3 [INFO] [stderr] Checking option-ext v0.2.0 [INFO] [stderr] Compiling rustix v0.38.31 [INFO] [stderr] Checking winnow v0.6.5 [INFO] [stderr] Compiling thiserror v1.0.57 [INFO] [stderr] Compiling syn v2.0.52 [INFO] [stderr] Checking bitflags v2.4.2 [INFO] [stderr] Checking dirs-sys v0.4.1 [INFO] [stderr] Checking linux-raw-sys v0.4.13 [INFO] [stderr] Checking directories v5.0.1 [INFO] [stderr] Checking indexmap v2.2.5 [INFO] [stderr] Checking tempfile v3.10.1 [INFO] [stderr] Compiling thiserror-impl v1.0.57 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking toml_datetime v0.6.5 [INFO] [stderr] Checking serde_spanned v0.6.5 [INFO] [stderr] Checking toml_edit v0.22.6 [INFO] [stderr] Checking toml v0.8.10 [INFO] [stderr] Checking confy v0.6.1 (/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/lib.rs:187:5 [INFO] [stdout] | [INFO] [stdout] 185 | config_name: impl Into>, [INFO] [stdout] | --------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 186 | ) -> Result { [INFO] [stdout] 187 | get_configuration_file_path(app_name, config_name).and_then(load_path) [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/lib.rs:203:11 [INFO] [stdout] | [INFO] [stdout] 201 | path: impl AsRef, [INFO] [stdout] | ---------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 202 | ) -> Result { [INFO] [stdout] 203 | match File::open(&path) { [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `confy` (lib) due to 3 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/lib.rs:187:5 [INFO] [stdout] | [INFO] [stdout] 185 | config_name: impl Into>, [INFO] [stdout] | --------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 186 | ) -> Result { [INFO] [stdout] 187 | get_configuration_file_path(app_name, config_name).and_then(load_path) [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/lib.rs:203:11 [INFO] [stdout] | [INFO] [stdout] 201 | path: impl AsRef, [INFO] [stdout] | ---------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 202 | ) -> Result { [INFO] [stdout] 203 | match File::open(&path) { [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/lib.rs:498:17 [INFO] [stdout] | [INFO] [stdout] 493 | fn serialize(&self, _serializer: S) -> Result [INFO] [stdout] | -------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 498 | Err(S::Error::custom("cannot serialize CannotSerialize")) [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 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `confy` (lib test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "7df3996dff86eb60c72fdb165d3fe87eb3f3abdc243c8896bcbdf71d435b8ba2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7df3996dff86eb60c72fdb165d3fe87eb3f3abdc243c8896bcbdf71d435b8ba2", kill_on_drop: false }` [INFO] [stdout] 7df3996dff86eb60c72fdb165d3fe87eb3f3abdc243c8896bcbdf71d435b8ba2