[INFO] fetching crate bivec 0.1.0... [INFO] checking bivec-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate bivec 0.1.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate bivec 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 bivec 0.1.0 [INFO] finished tweaking crates.io crate bivec 0.1.0 [INFO] tweaked toml for crates.io crate bivec 0.1.0 written to /workspace/builds/worker-3-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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 8b98475f55894a92bb7291b6ddced8d8a955372a318f181bacdbcf43518d9d4b [INFO] running `Command { std: "docker" "start" "-a" "8b98475f55894a92bb7291b6ddced8d8a955372a318f181bacdbcf43518d9d4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8b98475f55894a92bb7291b6ddced8d8a955372a318f181bacdbcf43518d9d4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b98475f55894a92bb7291b6ddced8d8a955372a318f181bacdbcf43518d9d4b", kill_on_drop: false }` [INFO] [stdout] 8b98475f55894a92bb7291b6ddced8d8a955372a318f181bacdbcf43518d9d4b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 3bb5e94244fccc3302fd246488feded3768fcb6a39c445332ddbb8f747706c99 [INFO] running `Command { std: "docker" "start" "-a" "3bb5e94244fccc3302fd246488feded3768fcb6a39c445332ddbb8f747706c99", kill_on_drop: false }` [INFO] [stderr] Checking bivec v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/tests/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `range` [INFO] [stdout] --> src/core/splice.rs:7:30 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn splice(&mut self, range: impl RangeBounds, replace_with: impl IntoIterator) [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_range` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `replace_with` [INFO] [stdout] --> src/core/splice.rs:7:62 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn splice(&mut self, range: impl RangeBounds, replace_with: impl IntoIterator) [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_replace_with` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `range` [INFO] [stdout] --> src/core/drain.rs:7:29 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn drain(&mut self, range: impl RangeBounds) -> ! { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_range` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `range` [INFO] [stdout] --> src/core/splice.rs:7:30 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn splice(&mut self, range: impl RangeBounds, replace_with: impl IntoIterator) [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_range` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `replace_with` [INFO] [stdout] --> src/core/splice.rs:7:62 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn splice(&mut self, range: impl RangeBounds, replace_with: impl IntoIterator) [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_replace_with` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `range` [INFO] [stdout] --> src/core/drain.rs:7:29 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn drain(&mut self, range: impl RangeBounds) -> ! { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_range` [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/core/extend.rs:7:35 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn resize(&mut self, new_len: usize, value: (F, S)) { [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 7 | self.resize_with(new_len, move || value.clone()) [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; 3 warnings 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/core/extend.rs:7:35 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn resize(&mut self, new_len: usize, value: (F, S)) { [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 7 | self.resize_with(new_len, move || value.clone()) [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; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `bivec` (lib) due to 2 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `bivec` (lib test) due to 2 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "3bb5e94244fccc3302fd246488feded3768fcb6a39c445332ddbb8f747706c99", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3bb5e94244fccc3302fd246488feded3768fcb6a39c445332ddbb8f747706c99", kill_on_drop: false }` [INFO] [stdout] 3bb5e94244fccc3302fd246488feded3768fcb6a39c445332ddbb8f747706c99