[INFO] fetching crate idr-ebr 0.3.0... [INFO] checking idr-ebr-0.3.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate idr-ebr 0.3.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate idr-ebr 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 idr-ebr 0.3.0 [INFO] finished tweaking crates.io crate idr-ebr 0.3.0 [INFO] tweaked toml for crates.io crate idr-ebr 0.3.0 written to /workspace/builds/worker-1-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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 140 packages to latest compatible versions [INFO] [stderr] Adding anes v0.1.6 (latest: v0.2.0) [INFO] [stderr] Adding bit-set v0.5.3 (latest: v0.8.0) [INFO] [stderr] Adding bit-vec v0.6.3 (latest: v0.8.0) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.13.0) [INFO] [stderr] Adding linux-raw-sys v0.4.14 (latest: v0.6.5) [INFO] [stderr] Adding matchers v0.1.0 (latest: v0.2.0) [INFO] [stderr] Adding nu-ansi-term v0.46.0 (latest: v0.50.1) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding regex-automata v0.1.10 (latest: v0.4.7) [INFO] [stderr] Adding regex-syntax v0.6.29 (latest: v0.8.4) [INFO] [stderr] Adding sdd v2.1.0 (latest: v3.0.2) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [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] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition [INFO] [stderr] (in the `mimalloc` dependency) [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] efbd4a049e032799c02aab749e5f5f2677f933d45c738ee8dbbd9518a31ed176 [INFO] running `Command { std: "docker" "start" "-a" "efbd4a049e032799c02aab749e5f5f2677f933d45c738ee8dbbd9518a31ed176", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "efbd4a049e032799c02aab749e5f5f2677f933d45c738ee8dbbd9518a31ed176", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "efbd4a049e032799c02aab749e5f5f2677f933d45c738ee8dbbd9518a31ed176", kill_on_drop: false }` [INFO] [stdout] efbd4a049e032799c02aab749e5f5f2677f933d45c738ee8dbbd9518a31ed176 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 45b87cab3978b19cd280216b21efb67da1b20e16f8d7074c9ff8a7abc27a7551 [INFO] running `Command { std: "docker" "start" "-a" "45b87cab3978b19cd280216b21efb67da1b20e16f8d7074c9ff8a7abc27a7551", kill_on_drop: false }` [INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition [INFO] [stderr] (in the `mimalloc` dependency) [INFO] [stderr] Compiling libm v0.2.8 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling rustix v0.38.35 [INFO] [stderr] Checking linux-raw-sys v0.4.14 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Compiling libmimalloc-sys v0.1.39 [INFO] [stderr] Checking half v2.4.1 [INFO] [stderr] Checking ciborium-io v0.2.2 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking clap_lex v0.7.2 [INFO] [stderr] Checking winnow v0.6.18 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Compiling trybuild v1.0.99 [INFO] [stderr] Checking clap_builder v4.5.15 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking is-terminal v0.4.13 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking bit-set v0.5.3 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking sdd v2.1.0 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking unarray v0.1.4 [INFO] [stderr] Checking rand_xorshift v0.3.0 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Checking idr-ebr 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:88:9 [INFO] [stdout] | [INFO] [stdout] 87 | pub fn insert(&self, value: T) -> Option { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 88 | self.vacant_entry().map(|entry| { [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:88:33 [INFO] [stdout] | [INFO] [stdout] 87 | pub fn insert(&self, value: T) -> Option { [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 88 | self.vacant_entry().map(|entry| { [INFO] [stdout] | _________________________________^ [INFO] [stdout] 89 | | let key = entry.key(); [INFO] [stdout] 90 | | entry.insert(value); [INFO] [stdout] 91 | | key [INFO] [stdout] 92 | | }) [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] error: could not compile `idr-ebr` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "45b87cab3978b19cd280216b21efb67da1b20e16f8d7074c9ff8a7abc27a7551", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45b87cab3978b19cd280216b21efb67da1b20e16f8d7074c9ff8a7abc27a7551", kill_on_drop: false }` [INFO] [stdout] 45b87cab3978b19cd280216b21efb67da1b20e16f8d7074c9ff8a7abc27a7551