[INFO] fetching crate enjo 0.3.0... [INFO] checking enjo-0.3.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate enjo 0.3.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate enjo 0.3.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate enjo 0.3.0 [INFO] finished tweaking crates.io crate enjo 0.3.0 [INFO] tweaked toml for crates.io crate enjo 0.3.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate enjo 0.3.0 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3761d2df77d7c69cc8cf7ca89e23536be31ab5e83fb7592061e34c836dc8ca50 [INFO] running `Command { std: "docker" "start" "-a" "3761d2df77d7c69cc8cf7ca89e23536be31ab5e83fb7592061e34c836dc8ca50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3761d2df77d7c69cc8cf7ca89e23536be31ab5e83fb7592061e34c836dc8ca50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3761d2df77d7c69cc8cf7ca89e23536be31ab5e83fb7592061e34c836dc8ca50", kill_on_drop: false }` [INFO] [stdout] 3761d2df77d7c69cc8cf7ca89e23536be31ab5e83fb7592061e34c836dc8ca50 [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5fe8b4df3040432623ef86eb4e4f03705306b589115af8f34ea840be6aeac430 [INFO] running `Command { std: "docker" "start" "-a" "5fe8b4df3040432623ef86eb4e4f03705306b589115af8f34ea840be6aeac430", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.85 [INFO] [stderr] Compiling serde v1.0.203 [INFO] [stderr] Compiling rustix v0.38.34 [INFO] [stderr] Checking utf8parse v0.2.2 [INFO] [stderr] Compiling thiserror v1.0.61 [INFO] [stderr] Checking anstyle-query v1.1.0 [INFO] [stderr] Checking bitflags v2.5.0 [INFO] [stderr] Checking anstyle v1.0.7 [INFO] [stderr] Checking linux-raw-sys v0.4.14 [INFO] [stderr] Checking anstyle-parse v0.2.4 [INFO] [stderr] Checking colorchoice v1.0.1 [INFO] [stderr] Checking is_terminal_polyfill v1.70.0 [INFO] [stderr] Checking indexmap v2.2.6 [INFO] [stderr] Checking winnow v0.6.13 [INFO] [stderr] Checking anstream v0.6.14 [INFO] [stderr] Checking strsim v0.11.1 [INFO] [stderr] Checking unicode-width v0.1.13 [INFO] [stderr] Checking fastrand v2.1.0 [INFO] [stderr] Checking clap_lex v0.7.1 [INFO] [stderr] Checking console v0.15.8 [INFO] [stderr] Checking zeroize v1.8.1 [INFO] [stderr] Checking clap_builder v4.5.7 [INFO] [stderr] Checking shell-words v1.1.0 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling syn v2.0.66 [INFO] [stderr] Checking tempfile v3.10.1 [INFO] [stderr] Compiling serde_derive v1.0.203 [INFO] [stderr] Compiling thiserror-impl v1.0.61 [INFO] [stderr] Checking clap v4.5.7 [INFO] [stderr] Checking dialoguer v0.11.0 [INFO] [stderr] Checking serde_spanned v0.6.6 [INFO] [stderr] Checking toml_datetime v0.6.6 [INFO] [stderr] Checking toml_edit v0.22.14 [INFO] [stderr] Checking toml v0.8.14 [INFO] [stderr] Checking enjo v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `std::option::Option>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/library.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 40 | let mut entries = fs::read_dir(self.path.clone()).unwrap(); [INFO] [stdout] | ----------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 41 | entries.next().is_none() [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::option::Option>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/library.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 40 | let mut entries = fs::read_dir(self.path.clone()).unwrap(); [INFO] [stdout] | ----------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 41 | entries.next().is_none() [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] [stderr] error: could not compile `enjo` (bin "enjo") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `enjo` (bin "enjo" test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "5fe8b4df3040432623ef86eb4e4f03705306b589115af8f34ea840be6aeac430", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5fe8b4df3040432623ef86eb4e4f03705306b589115af8f34ea840be6aeac430", kill_on_drop: false }` [INFO] [stdout] 5fe8b4df3040432623ef86eb4e4f03705306b589115af8f34ea840be6aeac430