[INFO] fetching crate ui-automation 0.1.1... [INFO] checking ui-automation-0.1.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate ui-automation 0.1.1 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate ui-automation 0.1.1 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 ui-automation 0.1.1 [INFO] finished tweaking crates.io crate ui-automation 0.1.1 [INFO] tweaked toml for crates.io crate ui-automation 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate ui-automation 0.1.1 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 33d2dd03d7199f3214f84f173f70e7b8c5f0a6ca5885554f5be0149bda6d9a26 [INFO] running `Command { std: "docker" "start" "-a" "33d2dd03d7199f3214f84f173f70e7b8c5f0a6ca5885554f5be0149bda6d9a26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "33d2dd03d7199f3214f84f173f70e7b8c5f0a6ca5885554f5be0149bda6d9a26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33d2dd03d7199f3214f84f173f70e7b8c5f0a6ca5885554f5be0149bda6d9a26", kill_on_drop: false }` [INFO] [stdout] 33d2dd03d7199f3214f84f173f70e7b8c5f0a6ca5885554f5be0149bda6d9a26 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c12cf41757c4082d56a272750c037a0b510cbed19f5ecc2daabb6ffe018ecbe9 [INFO] running `Command { std: "docker" "start" "-a" "c12cf41757c4082d56a272750c037a0b510cbed19f5ecc2daabb6ffe018ecbe9", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.84 [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling thiserror v1.0.61 [INFO] [stderr] Compiling ui-automation v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling syn v2.0.66 [INFO] [stderr] Compiling thiserror-impl v1.0.61 [INFO] [stdout] warning: unused import: `application::ApplicationId` [INFO] [stdout] --> src/lib.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | application::ApplicationId, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `application::ApplicationId` [INFO] [stdout] --> src/lib.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | application::ApplicationId, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/application.rs:47:33 [INFO] [stdout] | [INFO] [stdout] 47 | pub(crate) struct ApplicationId(pub usize); [INFO] [stdout] | ------------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `ApplicationId` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ElementId` is never constructed [INFO] [stdout] --> src/element.rs:112:19 [INFO] [stdout] | [INFO] [stdout] 112 | pub(crate) struct ElementId(pub usize); [INFO] [stdout] | ^^^^^^^^^ [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/application.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn find bool>(&self, mut pred: P) -> Option { [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 31 | / self.windows() [INFO] [stdout] 32 | | .into_iter() [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/element.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn find bool>(&self, mut pred: P) -> Option { [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 48 | / self.children() [INFO] [stdout] 49 | | .into_iter() [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; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ui-automation` (lib test) due to 3 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/application.rs:47:33 [INFO] [stdout] | [INFO] [stdout] 47 | pub(crate) struct ApplicationId(pub usize); [INFO] [stdout] | ------------- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `ApplicationId` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ElementId` is never constructed [INFO] [stdout] --> src/element.rs:112:19 [INFO] [stdout] | [INFO] [stdout] 112 | pub(crate) struct ElementId(pub usize); [INFO] [stdout] | ^^^^^^^^^ [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/application.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn find bool>(&self, mut pred: P) -> Option { [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 31 | / self.windows() [INFO] [stdout] 32 | | .into_iter() [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/element.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn find bool>(&self, mut pred: P) -> Option { [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 48 | / self.children() [INFO] [stdout] 49 | | .into_iter() [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; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `ui-automation` (lib) due to 3 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "c12cf41757c4082d56a272750c037a0b510cbed19f5ecc2daabb6ffe018ecbe9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c12cf41757c4082d56a272750c037a0b510cbed19f5ecc2daabb6ffe018ecbe9", kill_on_drop: false }` [INFO] [stdout] c12cf41757c4082d56a272750c037a0b510cbed19f5ecc2daabb6ffe018ecbe9