[INFO] fetching crate lancelot-flirt 0.8.10... [INFO] checking lancelot-flirt-0.8.10 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate lancelot-flirt 0.8.10 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate lancelot-flirt 0.8.10 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 lancelot-flirt 0.8.10 [INFO] finished tweaking crates.io crate lancelot-flirt 0.8.10 [INFO] tweaked toml for crates.io crate lancelot-flirt 0.8.10 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate crates.io crate lancelot-flirt 0.8.10 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-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] 442a1a08b2b9e8c94cae7889eb76bb951b4835e2885bea6e7e545aef0b3844dd [INFO] running `Command { std: "docker" "start" "-a" "442a1a08b2b9e8c94cae7889eb76bb951b4835e2885bea6e7e545aef0b3844dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "442a1a08b2b9e8c94cae7889eb76bb951b4835e2885bea6e7e545aef0b3844dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "442a1a08b2b9e8c94cae7889eb76bb951b4835e2885bea6e7e545aef0b3844dd", kill_on_drop: false }` [INFO] [stdout] 442a1a08b2b9e8c94cae7889eb76bb951b4835e2885bea6e7e545aef0b3844dd [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] 63bb339ad1d900b657d8870823e1a86d88332eaf36905422e421688499375f57 [INFO] running `Command { std: "docker" "start" "-a" "63bb339ad1d900b657d8870823e1a86d88332eaf36905422e421688499375f57", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Checking memchr v2.7.1 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling cc v1.0.90 [INFO] [stderr] Checking os_str_bytes v6.6.1 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Compiling radium v0.7.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking textwrap v0.16.1 [INFO] [stderr] Compiling anyhow v1.0.80 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Compiling thiserror v1.0.57 [INFO] [stderr] Checking wyz v0.5.1 [INFO] [stderr] Checking funty v2.0.0 [INFO] [stderr] Checking minimal-lexical v0.2.1 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking inflate v0.4.5 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking smallvec v1.13.1 [INFO] [stderr] Compiling serde_json v1.0.114 [INFO] [stderr] Checking half v2.4.0 [INFO] [stderr] Checking fern v0.6.2 [INFO] [stderr] Checking ciborium-io v0.2.2 [INFO] [stderr] Checking itoa v1.0.10 [INFO] [stderr] Checking aho-corasick v1.1.2 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Checking ryu v1.0.17 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Compiling syn v2.0.52 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking bitvec v1.0.1 [INFO] [stderr] Compiling backtrace v0.3.69 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking console v0.15.8 [INFO] [stderr] Checking rayon-core v1.12.1 [INFO] [stderr] Checking chrono v0.4.35 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking clap v3.2.25 [INFO] [stderr] Checking rayon v1.9.0 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling thiserror-impl v1.0.57 [INFO] [stderr] Checking regex v1.10.3 [INFO] [stderr] Checking better-panic v0.3.0 [INFO] [stderr] Checking lancelot-flirt v0.8.10 (/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/decision_tree.rs:322:39 [INFO] [stdout] | [INFO] [stdout] 322 | .map(|(k, v)| (k, Box::new(build_decision_tree_inner(patterns, v)))) [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/decision_tree.rs:414:55 [INFO] [stdout] | [INFO] [stdout] 414 | buckets.into_iter().map(|(k, (a, b))| (k, (a, Node::new(&b)))).collect(); [INFO] [stdout] | ----------- ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [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 `lancelot-flirt` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "63bb339ad1d900b657d8870823e1a86d88332eaf36905422e421688499375f57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "63bb339ad1d900b657d8870823e1a86d88332eaf36905422e421688499375f57", kill_on_drop: false }` [INFO] [stdout] 63bb339ad1d900b657d8870823e1a86d88332eaf36905422e421688499375f57