[INFO] fetching crate wit-smith 0.216.0... [INFO] checking wit-smith-0.216.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate wit-smith 0.216.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate wit-smith 0.216.0 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 wit-smith 0.216.0 [INFO] finished tweaking crates.io crate wit-smith 0.216.0 [INFO] tweaked toml for crates.io crate wit-smith 0.216.0 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] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 60 packages to latest compatible versions [INFO] [stderr] Adding windows-sys v0.52.0 (latest: v0.59.0) [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-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] 0aa31c63b7a745fa2fdcf63de98e97f3fabe346a3024c6f899e50f222322b41d [INFO] running `Command { std: "docker" "start" "-a" "0aa31c63b7a745fa2fdcf63de98e97f3fabe346a3024c6f899e50f222322b41d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0aa31c63b7a745fa2fdcf63de98e97f3fabe346a3024c6f899e50f222322b41d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0aa31c63b7a745fa2fdcf63de98e97f3fabe346a3024c6f899e50f222322b41d", kill_on_drop: false }` [INFO] [stdout] 0aa31c63b7a745fa2fdcf63de98e97f3fabe346a3024c6f899e50f222322b41d [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] 65feb57618afc3bf1d644dc034faf5930c8695f77d0fbcda70f8086f5719fbfa [INFO] running `Command { std: "docker" "start" "-a" "65feb57618afc3bf1d644dc034faf5930c8695f77d0fbcda70f8086f5719fbfa", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Compiling semver v1.0.23 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Checking bitflags v2.6.0 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Checking leb128 v0.2.5 [INFO] [stderr] Checking unicode-xid v0.2.5 [INFO] [stderr] Checking id-arena v2.2.1 [INFO] [stderr] Checking spdx v0.10.6 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Compiling derive_arbitrary v1.3.2 [INFO] [stderr] Checking arbitrary v1.3.2 [INFO] [stderr] Checking indexmap v2.5.0 [INFO] [stderr] Checking serde_json v1.0.127 [INFO] [stderr] Checking wasmparser v0.216.0 [INFO] [stderr] Checking wasm-encoder v0.216.0 [INFO] [stderr] Checking wit-parser v0.216.0 [INFO] [stderr] Checking wasm-metadata v0.216.0 [INFO] [stderr] Checking wit-component v0.216.0 [INFO] [stderr] Checking wit-smith v0.216.0 (/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/lib.rs:41:8 [INFO] [stdout] | [INFO] [stdout] 20 | let pkgs = generate::Generator::new(config.clone()).gen(u)?; [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 21 | let mut resolve = Resolve::default(); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 41 | Ok(wit_component::encode(Some(true), &resolve, pkg).expect("failed to encode WIT document")) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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/generate.rs:243:12 [INFO] [stdout] | [INFO] [stdout] 78 | let version = if u.arbitrary()? { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 83 | let mut ret = Package { [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 102 | let mut files = vec![File::default()]; [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 103 | let mut package_names = HashSet::new(); [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 104 | let mut package = File::default(); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 243 | Ok((ret, package.interfaces)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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/lib.rs:41:8 [INFO] [stdout] | [INFO] [stdout] 20 | let pkgs = generate::Generator::new(config.clone()).gen(u)?; [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 21 | let mut resolve = Resolve::default(); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 41 | Ok(wit_component::encode(Some(true), &resolve, pkg).expect("failed to encode WIT document")) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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/generate.rs:243:12 [INFO] [stdout] | [INFO] [stdout] 78 | let version = if u.arbitrary()? { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 83 | let mut ret = Package { [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 102 | let mut files = vec![File::default()]; [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 103 | let mut package_names = HashSet::new(); [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 104 | let mut package = File::default(); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 243 | Ok((ret, package.interfaces)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `wit-smith` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `wit-smith` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "65feb57618afc3bf1d644dc034faf5930c8695f77d0fbcda70f8086f5719fbfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "65feb57618afc3bf1d644dc034faf5930c8695f77d0fbcda70f8086f5719fbfa", kill_on_drop: false }` [INFO] [stdout] 65feb57618afc3bf1d644dc034faf5930c8695f77d0fbcda70f8086f5719fbfa