[INFO] fetching crate fastuuid 0.3.0... [INFO] checking fastuuid-0.3.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate fastuuid 0.3.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate fastuuid 0.3.0 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 fastuuid 0.3.0 [INFO] finished tweaking crates.io crate fastuuid 0.3.0 [INFO] tweaked toml for crates.io crate fastuuid 0.3.0 written to /workspace/builds/worker-7-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 84 packages to latest compatible versions [INFO] [stderr] Adding atomic v0.4.6 (latest: v0.6.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.16) [INFO] [stderr] Adding criterion v0.3.6 (latest: v0.5.1) [INFO] [stderr] Adding criterion-plot v0.4.5 (latest: v0.5.0) [INFO] [stderr] Adding faster-hex v0.3.1 (latest: v0.9.0) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.15) [INFO] [stderr] Adding half v1.8.3 (latest: v2.4.1) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.4.0) [INFO] [stderr] Adding hex v0.3.2 (latest: v0.4.3) [INFO] [stderr] Adding itertools v0.10.5 (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 v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] bcd7cfc4e73c23526c34c757511b16c272eedda0f5bdcdae81f3699891e274b7 [INFO] running `Command { std: "docker" "start" "-a" "bcd7cfc4e73c23526c34c757511b16c272eedda0f5bdcdae81f3699891e274b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bcd7cfc4e73c23526c34c757511b16c272eedda0f5bdcdae81f3699891e274b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bcd7cfc4e73c23526c34c757511b16c272eedda0f5bdcdae81f3699891e274b7", kill_on_drop: false }` [INFO] [stdout] bcd7cfc4e73c23526c34c757511b16c272eedda0f5bdcdae81f3699891e274b7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 756cd9cffa5bed35b2aeeb6a0264ef779b0a9009035fc09bbcbaf36b6612f690 [INFO] running `Command { std: "docker" "start" "-a" "756cd9cffa5bed35b2aeeb6a0264ef779b0a9009035fc09bbcbaf36b6612f690", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking faster-hex v0.3.1 [INFO] [stderr] Checking atomic v0.4.6 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking hex v0.3.2 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking fastuuid v0.3.0 (/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:238:32 [INFO] [stdout] | [INFO] [stdout] 236 | let data = Arc::clone(&data); [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 237 | let generator = generator.clone(); [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 238 | thread::spawn( move || { [INFO] [stdout] | ________________________________^ [INFO] [stdout] 239 | | let mut map = data.write().unwrap(); [INFO] [stdout] 240 | | map.insert(generator.hex128_as_string().unwrap(), true); [INFO] [stdout] 241 | | })}) [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: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `fastuuid` (lib test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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] --> benches/fastuuid_bench.rs:27:19 [INFO] [stdout] | [INFO] [stdout] 27 | b.iter(|| g.hex128_as_string().unwrap()) [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: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `fastuuid` (bench "fastuuid_bench") due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "756cd9cffa5bed35b2aeeb6a0264ef779b0a9009035fc09bbcbaf36b6612f690", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "756cd9cffa5bed35b2aeeb6a0264ef779b0a9009035fc09bbcbaf36b6612f690", kill_on_drop: false }` [INFO] [stdout] 756cd9cffa5bed35b2aeeb6a0264ef779b0a9009035fc09bbcbaf36b6612f690