[INFO] fetching crate femto-gpt 0.2.0... [INFO] checking femto-gpt-0.2.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate femto-gpt 0.2.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate femto-gpt 0.2.0 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 femto-gpt 0.2.0 [INFO] finished tweaking crates.io crate femto-gpt 0.2.0 [INFO] tweaked toml for crates.io crate femto-gpt 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate femto-gpt 0.2.0 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a59cb5cb038aa9881b91851c1b64eef5da4074b02bc7af89b6bafc47eebf8f0d [INFO] running `Command { std: "docker" "start" "-a" "a59cb5cb038aa9881b91851c1b64eef5da4074b02bc7af89b6bafc47eebf8f0d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a59cb5cb038aa9881b91851c1b64eef5da4074b02bc7af89b6bafc47eebf8f0d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a59cb5cb038aa9881b91851c1b64eef5da4074b02bc7af89b6bafc47eebf8f0d", kill_on_drop: false }` [INFO] [stdout] a59cb5cb038aa9881b91851c1b64eef5da4074b02bc7af89b6bafc47eebf8f0d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 001574e6588013567f039122608e608d08ff3fea94f17e0f32f9b0323c5e9fab [INFO] running `Command { std: "docker" "start" "-a" "001574e6588013567f039122608e608d08ff3fea94f17e0f32f9b0323c5e9fab", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.84 [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Checking either v1.12.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling syn v2.0.66 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking rand_distr v0.4.3 [INFO] [stderr] Compiling serde_derive v1.0.203 [INFO] [stderr] Compiling thiserror-impl v1.0.61 [INFO] [stderr] Checking thiserror v1.0.61 [INFO] [stderr] Checking serde v1.0.203 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking femto-gpt v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `helper::*` [INFO] [stdout] --> src/tensor/mod.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | pub use helper::*; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `helper::*` [INFO] [stdout] --> src/tensor/mod.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | pub use helper::*; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` 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/gpt.rs:314:12 [INFO] [stdout] | [INFO] [stdout] 106 | mut g: G, [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 314 | Ok(Self { [INFO] [stdout] | ____________^ [INFO] [stdout] 315 | | graph: g, [INFO] [stdout] 316 | | num_tokens, [INFO] [stdout] 317 | | token_input, [INFO] [stdout] ... | [INFO] [stdout] 322 | | pos_input_fixed: pos_encode_inter(num_tokens, embedding_degree), [INFO] [stdout] 323 | | }) [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/gpt.rs:408:24 [INFO] [stdout] | [INFO] [stdout] 400 | let mut graph = self.graph.clone(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 408 | Ok((graph, err)) [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] [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/gpt.rs:314:12 [INFO] [stdout] | [INFO] [stdout] 106 | mut g: G, [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 314 | Ok(Self { [INFO] [stdout] | ____________^ [INFO] [stdout] 315 | | graph: g, [INFO] [stdout] 316 | | num_tokens, [INFO] [stdout] 317 | | token_input, [INFO] [stdout] ... | [INFO] [stdout] 322 | | pos_input_fixed: pos_encode_inter(num_tokens, embedding_degree), [INFO] [stdout] 323 | | }) [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/gpt.rs:408:24 [INFO] [stdout] | [INFO] [stdout] 400 | let mut graph = self.graph.clone(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 408 | Ok((graph, err)) [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] [stderr] error: could not compile `femto-gpt` (lib test) due to 3 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `femto-gpt` (lib) due to 3 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "001574e6588013567f039122608e608d08ff3fea94f17e0f32f9b0323c5e9fab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "001574e6588013567f039122608e608d08ff3fea94f17e0f32f9b0323c5e9fab", kill_on_drop: false }` [INFO] [stdout] 001574e6588013567f039122608e608d08ff3fea94f17e0f32f9b0323c5e9fab