[INFO] fetching crate cliff 0.3.2... [INFO] checking cliff-0.3.2 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate cliff 0.3.2 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate cliff 0.3.2 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 cliff 0.3.2 [INFO] finished tweaking crates.io crate cliff 0.3.2 [INFO] tweaked toml for crates.io crate cliff 0.3.2 written to /workspace/builds/worker-7-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] 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 93d138fdb94c950c65f7e0975e3ab570533cb8fa3db2001e8868636a34e7c108 [INFO] running `Command { std: "docker" "start" "-a" "93d138fdb94c950c65f7e0975e3ab570533cb8fa3db2001e8868636a34e7c108", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "93d138fdb94c950c65f7e0975e3ab570533cb8fa3db2001e8868636a34e7c108", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "93d138fdb94c950c65f7e0975e3ab570533cb8fa3db2001e8868636a34e7c108", kill_on_drop: false }` [INFO] [stdout] 93d138fdb94c950c65f7e0975e3ab570533cb8fa3db2001e8868636a34e7c108 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] c354dff2a26e86cecbccf9174525a8b3703f4faab6126013f26b0f81147a517d [INFO] running `Command { std: "docker" "start" "-a" "c354dff2a26e86cecbccf9174525a8b3703f4faab6126013f26b0f81147a517d", kill_on_drop: false }` [INFO] [stderr] Checking cliff v0.3.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `start` is never read [INFO] [stdout] --> src/exponential.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct ExponentialCliffSearcher { [INFO] [stdout] | ------------------------ field in this struct [INFO] [stdout] 8 | max_in: core::ops::Range, [INFO] [stdout] 9 | start: usize, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ExponentialCliffSearcher` 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/linear.rs:65:19 [INFO] [stdout] | [INFO] [stdout] 60 | fn from(v: I) -> Self { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 65 | iter: v.into_iter(), [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cliff` (lib) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: field `start` is never read [INFO] [stdout] --> src/exponential.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct ExponentialCliffSearcher { [INFO] [stdout] | ------------------------ field in this struct [INFO] [stdout] 8 | max_in: core::ops::Range, [INFO] [stdout] 9 | start: usize, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ExponentialCliffSearcher` 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/linear.rs:65:19 [INFO] [stdout] | [INFO] [stdout] 60 | fn from(v: I) -> Self { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 65 | iter: v.into_iter(), [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cliff` (lib test) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "c354dff2a26e86cecbccf9174525a8b3703f4faab6126013f26b0f81147a517d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c354dff2a26e86cecbccf9174525a8b3703f4faab6126013f26b0f81147a517d", kill_on_drop: false }` [INFO] [stdout] c354dff2a26e86cecbccf9174525a8b3703f4faab6126013f26b0f81147a517d