[INFO] fetching crate distributed_control 0.5.1... [INFO] checking distributed_control-0.5.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate distributed_control 0.5.1 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate distributed_control 0.5.1 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 distributed_control 0.5.1 [INFO] finished tweaking crates.io crate distributed_control 0.5.1 [INFO] tweaked toml for crates.io crate distributed_control 0.5.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate distributed_control 0.5.1 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aa7c33c75facff7b455b74c01c93df4371432eaadf0e02215c770bc1041627c3 [INFO] running `Command { std: "docker" "start" "-a" "aa7c33c75facff7b455b74c01c93df4371432eaadf0e02215c770bc1041627c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aa7c33c75facff7b455b74c01c93df4371432eaadf0e02215c770bc1041627c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa7c33c75facff7b455b74c01c93df4371432eaadf0e02215c770bc1041627c3", kill_on_drop: false }` [INFO] [stdout] aa7c33c75facff7b455b74c01c93df4371432eaadf0e02215c770bc1041627c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f5e42724c3f943fab195ae181ff453e90c40c2e8874eadddec7b22c89d6cd705 [INFO] running `Command { std: "docker" "start" "-a" "f5e42724c3f943fab195ae181ff453e90c40c2e8874eadddec7b22c89d6cd705", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling serde v1.0.196 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling thiserror v1.0.57 [INFO] [stderr] Compiling serde_json v1.0.113 [INFO] [stderr] Compiling tinyvec_macros v0.1.1 [INFO] [stderr] Compiling log v0.4.20 [INFO] [stderr] Compiling httparse v1.8.0 [INFO] [stderr] Compiling tinyvec v1.6.0 [INFO] [stderr] Compiling itoa v1.0.10 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling rustix v0.38.31 [INFO] [stderr] Compiling spin v0.9.8 [INFO] [stderr] Compiling 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distributed_control v0.5.1 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `ArrayBase, Dim<[usize; 1]>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/control_laws.rs:233:27 [INFO] [stdout] | [INFO] [stdout] 227 | let reference = Array1::from_iter( [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 233 | feedback_mat.dot(&(x - offsets)) + reference_mat.dot(&reference) [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 `ArrayBase, Dim<[usize; 1]>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/control_laws.rs:233:27 [INFO] [stdout] | [INFO] [stdout] 227 | let reference = Array1::from_iter( [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 233 | feedback_mat.dot(&(x - offsets)) + reference_mat.dot(&reference) [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 `ArrayBase, Dim<[usize; 2]>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/control_theory.rs:246:10 [INFO] [stdout] | [INFO] [stdout] 227 | let _q_mat; [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 235 | let _r_mat; [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 246 | &care_iterative(a_mat, b_mat, q_mat, r_mat, dt, tol, iter_max)?, [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: this value of type `ArrayBase, Dim<[usize; 2]>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/control_theory.rs:274:9 [INFO] [stdout] | [INFO] [stdout] 263 | let (eig_vals, left_eig_vecs) = laplacian.t().eig().unwrap(); [INFO] [stdout] | -------- ------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 264 | let mut left_null_eig_vec = std::iter::zip(eig_vals.iter(), left_eig_vecs.columns()) [INFO] [stdout] | --------------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 274 | / kron( [INFO] [stdout] 275 | | &left_null_eig_vec.slice(s![.., ndarray::NewAxis]).t(), [INFO] [stdout] 276 | | &Array2::eye(a_mat.nrows()), [INFO] [stdout] 277 | | ) [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 `distributed_control` (lib) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `ArrayBase, Dim<[usize; 2]>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/control_theory.rs:246:10 [INFO] [stdout] | [INFO] [stdout] 227 | let _q_mat; [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 235 | let _r_mat; [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 246 | &care_iterative(a_mat, b_mat, q_mat, r_mat, dt, tol, iter_max)?, [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: this value of type `ArrayBase, Dim<[usize; 2]>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/control_theory.rs:274:9 [INFO] [stdout] | [INFO] [stdout] 263 | let (eig_vals, left_eig_vecs) = laplacian.t().eig().unwrap(); [INFO] [stdout] | -------- ------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 264 | let mut left_null_eig_vec = std::iter::zip(eig_vals.iter(), left_eig_vecs.columns()) [INFO] [stdout] | --------------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 274 | / kron( [INFO] [stdout] 275 | | &left_null_eig_vec.slice(s![.., ndarray::NewAxis]).t(), [INFO] [stdout] 276 | | &Array2::eye(a_mat.nrows()), [INFO] [stdout] 277 | | ) [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 `distributed_control` (lib test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "f5e42724c3f943fab195ae181ff453e90c40c2e8874eadddec7b22c89d6cd705", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5e42724c3f943fab195ae181ff453e90c40c2e8874eadddec7b22c89d6cd705", kill_on_drop: false }` [INFO] [stdout] f5e42724c3f943fab195ae181ff453e90c40c2e8874eadddec7b22c89d6cd705