[INFO] fetching crate labyr 0.2.11... [INFO] checking labyr-0.2.11 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate labyr 0.2.11 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate labyr 0.2.11 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 labyr 0.2.11 [INFO] finished tweaking crates.io crate labyr 0.2.11 [INFO] tweaked toml for crates.io crate labyr 0.2.11 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate crates.io crate labyr 0.2.11 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 987984b2d4ea17f770faaa056da1e802adb9e4e6a074d141340e786d8e538049 [INFO] running `Command { std: "docker" "start" "-a" "987984b2d4ea17f770faaa056da1e802adb9e4e6a074d141340e786d8e538049", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "987984b2d4ea17f770faaa056da1e802adb9e4e6a074d141340e786d8e538049", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "987984b2d4ea17f770faaa056da1e802adb9e4e6a074d141340e786d8e538049", kill_on_drop: false }` [INFO] [stdout] 987984b2d4ea17f770faaa056da1e802adb9e4e6a074d141340e786d8e538049 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] cef3777f1b34d107073efa1fd294f3dfb034418a396aafe894b8c44b561205de [INFO] running `Command { std: "docker" "start" "-a" "cef3777f1b34d107073efa1fd294f3dfb034418a396aafe894b8c44b561205de", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Checking anstyle v1.0.6 [INFO] [stderr] Compiling portable-atomic v1.6.0 [INFO] [stderr] Checking anstyle-query v1.0.2 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Compiling rustix v0.38.32 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking hashbrown v0.14.3 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling heck v0.5.0 [INFO] [stderr] Checking linux-raw-sys v0.4.13 [INFO] [stderr] Checking anstyle-parse v0.2.3 [INFO] [stderr] Checking number_prefix v0.4.0 [INFO] [stderr] Checking bitflags v2.5.0 [INFO] [stderr] Checking winnow v0.6.5 [INFO] [stderr] Compiling anyhow v1.0.83 [INFO] [stderr] Checking strsim v0.11.1 [INFO] [stderr] Checking clap_lex v0.7.0 [INFO] [stderr] Checking anstream v0.6.13 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking path-dedot v3.1.1 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking fastrand v2.0.2 [INFO] [stderr] Checking ryu v1.0.17 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Checking path-absolutize v3.1.1 [INFO] [stderr] Checking pretty-duration v0.1.1 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking glob v0.3.1 [INFO] [stderr] Checking clap_builder v4.5.2 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking indexmap v2.2.6 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking console v0.15.8 [INFO] [stderr] Checking indicatif v0.17.8 [INFO] [stderr] Checking indicatif-log-bridge v0.2.2 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking tempfile v3.10.1 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling clap_derive v4.5.4 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking env_filter v0.1.0 [INFO] [stderr] Checking env_logger v0.11.3 [INFO] [stderr] Checking clap v4.5.4 [INFO] [stderr] Checking toml_datetime v0.6.5 [INFO] [stderr] Checking serde_spanned v0.6.5 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking toml_edit v0.22.9 [INFO] [stderr] Checking toml v0.8.12 [INFO] [stderr] Checking labyr v0.2.11 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `learn` is never read [INFO] [stdout] --> src/setup/instance.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 26 | pub struct Task { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 27 | pub name: String, [INFO] [stdout] 28 | pub learn: Vec, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Task` 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] 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/evaluation/mod.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 21 | let names: HashSet<&str> = attributes [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 30 | names.into_iter().collect() [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/setup/instance.rs:197:8 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn generate(suite: Suite, force_learn: bool, force_solve: bool) -> Result { [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 158 | let attributes = suite.attributes; [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 197 | Ok(Instance { [INFO] [stdout] | ________^ [INFO] [stdout] 198 | | learn_dir, [INFO] [stdout] 199 | | solve_dir, [INFO] [stdout] 200 | | learn_mem_limit: suite.memory_limit_learn, [INFO] [stdout] ... | [INFO] [stdout] 205 | | runs, [INFO] [stdout] 206 | | }) [INFO] [stdout] | | ^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_____| [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `labyr` (bin "labyr") due to 3 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: field `learn` is never read [INFO] [stdout] --> src/setup/instance.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 26 | pub struct Task { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 27 | pub name: String, [INFO] [stdout] 28 | pub learn: Vec, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Task` 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] 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/evaluation/mod.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 21 | let names: HashSet<&str> = attributes [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 30 | names.into_iter().collect() [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/setup/instance.rs:197:8 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn generate(suite: Suite, force_learn: bool, force_solve: bool) -> Result { [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 158 | let attributes = suite.attributes; [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 197 | Ok(Instance { [INFO] [stdout] | ________^ [INFO] [stdout] 198 | | learn_dir, [INFO] [stdout] 199 | | solve_dir, [INFO] [stdout] 200 | | learn_mem_limit: suite.memory_limit_learn, [INFO] [stdout] ... | [INFO] [stdout] 205 | | runs, [INFO] [stdout] 206 | | }) [INFO] [stdout] | | ^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_____| [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `labyr` (bin "labyr" test) due to 3 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "cef3777f1b34d107073efa1fd294f3dfb034418a396aafe894b8c44b561205de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cef3777f1b34d107073efa1fd294f3dfb034418a396aafe894b8c44b561205de", kill_on_drop: false }` [INFO] [stdout] cef3777f1b34d107073efa1fd294f3dfb034418a396aafe894b8c44b561205de