[INFO] fetching crate sos-vfs 0.2.2... [INFO] checking sos-vfs-0.2.2 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate sos-vfs 0.2.2 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate sos-vfs 0.2.2 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate sos-vfs 0.2.2 [INFO] finished tweaking crates.io crate sos-vfs 0.2.2 [INFO] tweaked toml for crates.io crate sos-vfs 0.2.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 50 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 28d31a38154d884f60d4d568be3bfc232a9f5e703d82851e0523640254342232 [INFO] running `Command { std: "docker" "start" "-a" "28d31a38154d884f60d4d568be3bfc232a9f5e703d82851e0523640254342232", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "28d31a38154d884f60d4d568be3bfc232a9f5e703d82851e0523640254342232", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28d31a38154d884f60d4d568be3bfc232a9f5e703d82851e0523640254342232", kill_on_drop: false }` [INFO] [stdout] 28d31a38154d884f60d4d568be3bfc232a9f5e703d82851e0523640254342232 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ea2d58c20e03fb0badadab2f2e91fd891914ae57b8beb901b440a720c85c2e33 [INFO] running `Command { std: "docker" "start" "-a" "ea2d58c20e03fb0badadab2f2e91fd891914ae57b8beb901b440a720c85c2e33", kill_on_drop: false }` [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling tokio-macros v2.4.0 [INFO] [stderr] Compiling async-recursion v1.1.1 [INFO] [stderr] Checking tokio v1.40.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking sos-vfs v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `DirBuilder` [INFO] [stdout] --> src/memory/mod.rs:10:51 [INFO] [stdout] | [INFO] [stdout] 10 | pub use dir_builder::{create_dir, create_dir_all, DirBuilder}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `DirEntry` [INFO] [stdout] --> src/memory/mod.rs:18:30 [INFO] [stdout] | [INFO] [stdout] 18 | pub use read_dir::{read_dir, DirEntry}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `tokio::sync::RwLockWriteGuard<'_, MemoryFd>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/memory/fs.rs:557:9 [INFO] [stdout] | [INFO] [stdout] 544 | from: impl AsRef, [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 545 | to: impl AsRef, [INFO] [stdout] | -- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 557 | let mut fd = file.write().await; [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] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/memory/fs.rs:62:14 [INFO] [stdout] | [INFO] [stdout] 62 | unsafe { &mut ROOT_DIR } [INFO] [stdout] | ^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 62 | unsafe { &raw mut ROOT_DIR } [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `sos-vfs` (lib test) due to 2 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "ea2d58c20e03fb0badadab2f2e91fd891914ae57b8beb901b440a720c85c2e33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea2d58c20e03fb0badadab2f2e91fd891914ae57b8beb901b440a720c85c2e33", kill_on_drop: false }` [INFO] [stdout] ea2d58c20e03fb0badadab2f2e91fd891914ae57b8beb901b440a720c85c2e33