[INFO] fetching crate fast-neural-network 0.7.0... [INFO] checking fast-neural-network-0.7.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate fast-neural-network 0.7.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate fast-neural-network 0.7.0 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 fast-neural-network 0.7.0 [INFO] finished tweaking crates.io crate fast-neural-network 0.7.0 [INFO] tweaked toml for crates.io crate fast-neural-network 0.7.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate fast-neural-network 0.7.0 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] a28cce70a021ad551c75c25447a5fafad58782a668960ce6cc5e95cdfc4aa064 [INFO] running `Command { std: "docker" "start" "-a" "a28cce70a021ad551c75c25447a5fafad58782a668960ce6cc5e95cdfc4aa064", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a28cce70a021ad551c75c25447a5fafad58782a668960ce6cc5e95cdfc4aa064", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a28cce70a021ad551c75c25447a5fafad58782a668960ce6cc5e95cdfc4aa064", kill_on_drop: false }` [INFO] [stdout] a28cce70a021ad551c75c25447a5fafad58782a668960ce6cc5e95cdfc4aa064 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 666c3fab7859a2f818703af6287bf4e67289a3e0bb456e83ac518b71b19e5c73 [INFO] running `Command { std: "docker" "start" "-a" "666c3fab7859a2f818703af6287bf4e67289a3e0bb456e83ac518b71b19e5c73", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling serde_json v1.0.128 [INFO] [stderr] Compiling portable-atomic v1.7.0 [INFO] [stderr] Checking ryu v1.0.18 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking unicode-width v0.1.13 [INFO] [stderr] Checking half v2.4.1 [INFO] [stderr] Checking plotters-backend v0.3.6 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Checking ciborium-io v0.2.2 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking crossbeam-channel v0.5.13 [INFO] [stderr] Checking anstyle v1.0.8 [INFO] [stderr] Checking number_prefix v0.4.0 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking thread-tree v0.3.3 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Compiling matrixmultiply v0.3.9 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking console v0.15.8 [INFO] [stderr] Checking clap_lex v0.7.2 [INFO] [stderr] Checking clap_builder v4.5.17 [INFO] [stderr] Checking num-complex v0.4.6 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking plotters-svg v0.3.6 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking plotters v0.3.6 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking is-terminal v0.4.13 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking oorandom v11.1.4 [INFO] [stderr] Checking indicatif v0.17.8 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking clap v4.5.17 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking ndarray v0.16.1 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.5.1 [INFO] [stderr] Checking fast-neural-network v0.7.0 (/opt/rustwide/workdir) [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/neural_network.rs:369:9 [INFO] [stdout] | [INFO] [stdout] 356 | let mut output: ndarray::Array1 = input.clone(); [INFO] [stdout] | ---------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 369 | output.to_shape((self.outputs.size, 1)).unwrap().to_owned() [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 `fast-neural-network` (lib) due to 2 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/neural_network.rs:369:9 [INFO] [stdout] | [INFO] [stdout] 356 | let mut output: ndarray::Array1 = input.clone(); [INFO] [stdout] | ---------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 369 | output.to_shape((self.outputs.size, 1)).unwrap().to_owned() [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 `fast-neural-network` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "666c3fab7859a2f818703af6287bf4e67289a3e0bb456e83ac518b71b19e5c73", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "666c3fab7859a2f818703af6287bf4e67289a3e0bb456e83ac518b71b19e5c73", kill_on_drop: false }` [INFO] [stdout] 666c3fab7859a2f818703af6287bf4e67289a3e0bb456e83ac518b71b19e5c73