[INFO] fetching crate unroll 0.1.5... [INFO] checking unroll-0.1.5 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate unroll 0.1.5 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate unroll 0.1.5 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 unroll 0.1.5 [INFO] finished tweaking crates.io crate unroll 0.1.5 [INFO] tweaked toml for crates.io crate unroll 0.1.5 written to /workspace/builds/worker-5-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 71 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding cast v0.2.7 (latest: v0.3.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.16) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding criterion v0.2.11 (latest: v0.5.1) [INFO] [stderr] Adding criterion-plot v0.3.1 (latest: v0.5.0) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.15) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.4.0) [INFO] [stderr] Adding itertools v0.8.2 (latest: v0.13.0) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding rand_os v0.1.3 (latest: v0.2.2) [INFO] [stderr] Adding rand_xoshiro v0.1.0 (latest: v0.6.0) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d001f91e4d0b0e604774fd7879497cf63afd051b720a56cb384fb3252b57d994 [INFO] running `Command { std: "docker" "start" "-a" "d001f91e4d0b0e604774fd7879497cf63afd051b720a56cb384fb3252b57d994", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d001f91e4d0b0e604774fd7879497cf63afd051b720a56cb384fb3252b57d994", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d001f91e4d0b0e604774fd7879497cf63afd051b720a56cb384fb3252b57d994", kill_on_drop: false }` [INFO] [stdout] d001f91e4d0b0e604774fd7879497cf63afd051b720a56cb384fb3252b57d994 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] cf6f6c582d91b7cf02d71a099ded4156ca96ff6600ab4636dc4fc082fd045b89 [INFO] running `Command { std: "docker" "start" "-a" "cf6f6c582d91b7cf02d71a099ded4156ca96ff6600ab4636dc4fc082fd045b89", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling semver v1.0.23 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Compiling serde_json v1.0.127 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking unicode-ident v1.0.12 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking unicode-width v0.1.13 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking rand_xoshiro v0.1.0 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling rustc_version v0.4.1 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking criterion-plot v0.3.1 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking unroll v0.1.5 (/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:105:27 [INFO] [stdout] | [INFO] [stdout] 104 | let forloop_with_body = |body| { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 105 | Expr::ForLoop(ExprForLoop { [INFO] [stdout] | ___________________________^ [INFO] [stdout] 106 | | body, [INFO] [stdout] 107 | | ..(*for_loop).clone() [INFO] [stdout] 108 | | }) [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/lib.rs:202:61 [INFO] [stdout] | [INFO] [stdout] 202 | else_branch: else_branch.as_ref().map(|x| (x.0, Box::new(unroll(&*x.1)))), [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 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] error: could not compile `unroll` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "cf6f6c582d91b7cf02d71a099ded4156ca96ff6600ab4636dc4fc082fd045b89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf6f6c582d91b7cf02d71a099ded4156ca96ff6600ab4636dc4fc082fd045b89", kill_on_drop: false }` [INFO] [stdout] cf6f6c582d91b7cf02d71a099ded4156ca96ff6600ab4636dc4fc082fd045b89