[INFO] fetching crate async-vfs 0.56.0... [INFO] checking async-vfs-0.56.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate async-vfs 0.56.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate async-vfs 0.56.0 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 async-vfs 0.56.0 [INFO] finished tweaking crates.io crate async-vfs 0.56.0 [INFO] tweaked toml for crates.io crate async-vfs 0.56.0 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] [stderr] Updating crates.io index [INFO] [stderr] Locking 18 packages to latest compatible versions [INFO] [stderr] Adding fastrand v1.9.0 (latest: v2.1.1) [INFO] [stderr] Adding futures-lite v1.13.0 (latest: v2.3.0) [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-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] d701a15dd8d2e66fdc4c79844b1d23ec434c45c377caa8452356668e34e1605b [INFO] running `Command { std: "docker" "start" "-a" "d701a15dd8d2e66fdc4c79844b1d23ec434c45c377caa8452356668e34e1605b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d701a15dd8d2e66fdc4c79844b1d23ec434c45c377caa8452356668e34e1605b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d701a15dd8d2e66fdc4c79844b1d23ec434c45c377caa8452356668e34e1605b", kill_on_drop: false }` [INFO] [stdout] d701a15dd8d2e66fdc4c79844b1d23ec434c45c377caa8452356668e34e1605b [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] 6af8c30351f0ac2fb139c19ee0488dd35f9490f570de60d9abcc4242d50a5450 [INFO] running `Command { std: "docker" "start" "-a" "6af8c30351f0ac2fb139c19ee0488dd35f9490f570de60d9abcc4242d50a5450", kill_on_drop: false }` [INFO] [stderr] Checking fastrand v1.9.0 [INFO] [stderr] Checking parking v2.2.0 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking waker-fn v1.2.0 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking futures-lite v1.13.0 [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Compiling async-trait v0.1.81 [INFO] [stderr] Checking thiserror v1.0.63 [INFO] [stderr] Checking async-vfs v0.56.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait `VfsResultExt` is never used [INFO] [stdout] --> src/error.rs:37:18 [INFO] [stdout] | [INFO] [stdout] 37 | pub(crate) trait VfsResultExt { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `VfsResultExt` is never used [INFO] [stdout] --> src/error.rs:37:18 [INFO] [stdout] | [INFO] [stdout] 37 | pub(crate) trait VfsResultExt { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [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/error.rs:50:22 [INFO] [stdout] | [INFO] [stdout] 45 | fn with_context(self, context: F) -> VfsResult [INFO] [stdout] | ---- ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 50 | self.map_err(|error| VfsError::WithContext { [INFO] [stdout] | ______________________^ [INFO] [stdout] 51 | | context: context().to_string(), [INFO] [stdout] 52 | | cause: Box::new(error), [INFO] [stdout] 53 | | }) [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/error.rs:51:22 [INFO] [stdout] | [INFO] [stdout] 45 | fn with_context(self, context: F) -> VfsResult [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 50 | self.map_err(|error| VfsError::WithContext { [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 51 | context: context().to_string(), [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/error.rs:52:20 [INFO] [stdout] | [INFO] [stdout] 45 | fn with_context(self, context: F) -> VfsResult [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 50 | self.map_err(|error| VfsError::WithContext { [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 51 | context: context().to_string(), [INFO] [stdout] 52 | cause: Box::new(error), [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 3 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/error.rs:50:22 [INFO] [stdout] | [INFO] [stdout] 45 | fn with_context(self, context: F) -> VfsResult [INFO] [stdout] | ---- ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 50 | self.map_err(|error| VfsError::WithContext { [INFO] [stdout] | ______________________^ [INFO] [stdout] 51 | | context: context().to_string(), [INFO] [stdout] 52 | | cause: Box::new(error), [INFO] [stdout] 53 | | }) [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/error.rs:51:22 [INFO] [stdout] | [INFO] [stdout] 45 | fn with_context(self, context: F) -> VfsResult [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 50 | self.map_err(|error| VfsError::WithContext { [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 51 | context: context().to_string(), [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/error.rs:52:20 [INFO] [stdout] | [INFO] [stdout] 45 | fn with_context(self, context: F) -> VfsResult [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 50 | self.map_err(|error| VfsError::WithContext { [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 51 | context: context().to_string(), [INFO] [stdout] 52 | cause: Box::new(error), [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 3 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `async-vfs` (lib) due to 4 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `async-vfs` (lib test) due to 4 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "6af8c30351f0ac2fb139c19ee0488dd35f9490f570de60d9abcc4242d50a5450", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6af8c30351f0ac2fb139c19ee0488dd35f9490f570de60d9abcc4242d50a5450", kill_on_drop: false }` [INFO] [stdout] 6af8c30351f0ac2fb139c19ee0488dd35f9490f570de60d9abcc4242d50a5450