[INFO] fetching crate wasm-ast 0.1.0... [INFO] checking wasm-ast-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate wasm-ast 0.1.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate wasm-ast 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 wasm-ast 0.1.0 [INFO] finished tweaking crates.io crate wasm-ast 0.1.0 [INFO] tweaked toml for crates.io crate wasm-ast 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate wasm-ast 0.1.0 already has a lockfile, it will not be regenerated [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] db9702e0263c853e1c873a2b9bad9a23322d87c278d4103d010d59c78439e950 [INFO] running `Command { std: "docker" "start" "-a" "db9702e0263c853e1c873a2b9bad9a23322d87c278d4103d010d59c78439e950", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "db9702e0263c853e1c873a2b9bad9a23322d87c278d4103d010d59c78439e950", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db9702e0263c853e1c873a2b9bad9a23322d87c278d4103d010d59c78439e950", kill_on_drop: false }` [INFO] [stdout] db9702e0263c853e1c873a2b9bad9a23322d87c278d4103d010d59c78439e950 [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] 7d6ede5ee9337888c854427e282e2e4ec65d62abde5993c172c7f1dbcd4c8844 [INFO] running `Command { std: "docker" "start" "-a" "7d6ede5ee9337888c854427e282e2e4ec65d62abde5993c172c7f1dbcd4c8844", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.105 [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking fallible-iterator v0.2.0 [INFO] [stderr] Compiling target-lexicon v0.12.2 [INFO] [stderr] Compiling cranelift-entity v0.77.0 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling cranelift-codegen-shared v0.77.0 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling semver v1.0.4 [INFO] [stderr] Compiling anyhow v1.0.44 [INFO] [stderr] Compiling cranelift-codegen-meta v0.77.0 [INFO] [stderr] Compiling typenum v1.14.0 [INFO] [stderr] Checking smallvec v1.7.0 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking wasmparser v0.80.2 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking regalloc v0.0.31 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking itertools v0.10.1 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking ppv-lite86 v0.2.15 [INFO] [stderr] Compiling zstd-safe v4.1.1+zstd.1.5.0 [INFO] [stderr] Checking more-asserts v0.2.1 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking object v0.27.1 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Compiling jobserver v0.1.24 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling serde_json v1.0.68 [INFO] [stderr] Compiling cc v1.0.71 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking region v2.2.0 [INFO] [stderr] Compiling wasmtime-cache v0.30.0 [INFO] [stderr] Checking plotters-backend v0.3.2 [INFO] [stderr] Checking leb128 v0.2.5 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking cpufeatures v0.2.1 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Compiling cpp_demangle v0.3.3 [INFO] [stderr] Checking wast v38.0.1 [INFO] [stderr] Checking directories-next v2.0.0 [INFO] [stderr] Checking plotters-svg v0.3.1 [INFO] [stderr] Checking errno v0.2.7 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Compiling wasmtime v0.30.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling wasmtime-fiber v0.30.0 [INFO] [stderr] Compiling zstd-sys v1.6.1+zstd.1.5.0 [INFO] [stderr] Compiling backtrace v0.3.62 [INFO] [stderr] Compiling wasmtime-runtime v0.30.0 [INFO] [stderr] Compiling psm v0.1.16 [INFO] [stderr] Checking sha2 v0.9.8 [INFO] [stderr] Checking criterion-plot v0.4.4 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Compiling paste v1.0.5 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking plotters v0.3.1 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking file-per-thread-logger v0.1.4 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking wasm-ast v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking wat v1.0.40 [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/leb128/mod.rs:81:8 [INFO] [stdout] | [INFO] [stdout] 81 | Ok((&input[length..], T::try_from(result)?)) [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/leb128/mod.rs:144:8 [INFO] [stdout] | [INFO] [stdout] 144 | Ok((remaining, T::try_from(result)?)) [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] [stderr] error: could not compile `wasm-ast` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "7d6ede5ee9337888c854427e282e2e4ec65d62abde5993c172c7f1dbcd4c8844", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d6ede5ee9337888c854427e282e2e4ec65d62abde5993c172c7f1dbcd4c8844", kill_on_drop: false }` [INFO] [stdout] 7d6ede5ee9337888c854427e282e2e4ec65d62abde5993c172c7f1dbcd4c8844