[INFO] fetching crate auto_cellular 0.1.0... [INFO] checking auto_cellular-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate auto_cellular 0.1.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate auto_cellular 0.1.0 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 auto_cellular 0.1.0 [INFO] finished tweaking crates.io crate auto_cellular 0.1.0 [INFO] tweaked toml for crates.io crate auto_cellular 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 16 packages to latest compatible versions [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4c2a4ce02682caecd48afdcb3de5d33d3c3413f54e8b121468906600e0d9aa7c [INFO] running `Command { std: "docker" "start" "-a" "4c2a4ce02682caecd48afdcb3de5d33d3c3413f54e8b121468906600e0d9aa7c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4c2a4ce02682caecd48afdcb3de5d33d3c3413f54e8b121468906600e0d9aa7c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c2a4ce02682caecd48afdcb3de5d33d3c3413f54e8b121468906600e0d9aa7c", kill_on_drop: false }` [INFO] [stdout] 4c2a4ce02682caecd48afdcb3de5d33d3c3413f54e8b121468906600e0d9aa7c [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 267efdc3bc2c0a5c4eb5ad3400556d6125241c4284c03f8e0ce271ed39afa923 [INFO] running `Command { std: "docker" "start" "-a" "267efdc3bc2c0a5c4eb5ad3400556d6125241c4284c03f8e0ce271ed39afa923", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking rand_core v0.6.4 [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 auto_cellular v0.1.0 (/opt/rustwide/workdir) [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/common.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn linearize(vector: DoubleVec) -> Vec<(Index, T)> { [INFO] [stdout] | -------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 13 | / vector [INFO] [stdout] 14 | | .into_iter() [INFO] [stdout] 15 | | .enumerate() [INFO] [stdout] 16 | | .flat_map(|(j, row)| { [INFO] [stdout] ... | [INFO] [stdout] 19 | | .map(move |(i, cell)| ((i, j), cell)) [INFO] [stdout] 20 | | }) [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/common.rs:17:13 [INFO] [stdout] | [INFO] [stdout] 16 | .flat_map(|(j, row)| { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 17 | / row.into_iter() [INFO] [stdout] 18 | | .enumerate() [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/space.rs:38:46 [INFO] [stdout] | [INFO] [stdout] 38 | .map(|row| row.iter().map(|cell| self.reprer()(*cell)).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] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cells` [INFO] [stdout] --> src/world.rs:104:16 [INFO] [stdout] | [INFO] [stdout] 104 | fn new(cells: DoubleVec, dimensions: Dimensions) -> Self { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_cells` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` 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/space.rs:47:68 [INFO] [stdout] | [INFO] [stdout] 47 | let next = changes.into_iter().map(|(index, cell)| (index, repr(cell))); [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] warning: unused variable: `dimensions` [INFO] [stdout] --> src/world.rs:104:40 [INFO] [stdout] | [INFO] [stdout] 104 | fn new(cells: DoubleVec, dimensions: Dimensions) -> Self { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dimensions` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [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/common.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn linearize(vector: DoubleVec) -> Vec<(Index, T)> { [INFO] [stdout] | -------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 13 | / vector [INFO] [stdout] 14 | | .into_iter() [INFO] [stdout] 15 | | .enumerate() [INFO] [stdout] 16 | | .flat_map(|(j, row)| { [INFO] [stdout] ... | [INFO] [stdout] 19 | | .map(move |(i, cell)| ((i, j), cell)) [INFO] [stdout] 20 | | }) [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/common.rs:17:13 [INFO] [stdout] | [INFO] [stdout] 16 | .flat_map(|(j, row)| { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 17 | / row.into_iter() [INFO] [stdout] 18 | | .enumerate() [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/space.rs:38:46 [INFO] [stdout] | [INFO] [stdout] 38 | .map(|row| row.iter().map(|cell| self.reprer()(*cell)).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] [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/space.rs:47:68 [INFO] [stdout] | [INFO] [stdout] 47 | let next = changes.into_iter().map(|(index, cell)| (index, repr(cell))); [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 4 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `auto_cellular` (lib) due to 5 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `auto_cellular` (lib test) due to 5 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "267efdc3bc2c0a5c4eb5ad3400556d6125241c4284c03f8e0ce271ed39afa923", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "267efdc3bc2c0a5c4eb5ad3400556d6125241c4284c03f8e0ce271ed39afa923", kill_on_drop: false }` [INFO] [stdout] 267efdc3bc2c0a5c4eb5ad3400556d6125241c4284c03f8e0ce271ed39afa923