[INFO] fetching crate transient-btree-index 0.5.1... [INFO] checking transient-btree-index-0.5.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate transient-btree-index 0.5.1 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate transient-btree-index 0.5.1 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate transient-btree-index 0.5.1 [INFO] finished tweaking crates.io crate transient-btree-index 0.5.1 [INFO] tweaked toml for crates.io crate transient-btree-index 0.5.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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 98 packages to latest compatible versions [INFO] [stderr] Adding binary-layout v2.1.0 (available: v4.0.2) [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] [stderr] Adding clap v2.34.0 (available: v4.5.18) [INFO] [stderr] Adding criterion v0.3.6 (available: v0.5.1) [INFO] [stderr] Adding criterion-plot v0.4.5 (available: v0.5.0) [INFO] [stderr] Adding half v1.8.3 (available: v2.4.1) [INFO] [stderr] Adding hermit-abi v0.1.19 (available: v0.4.0) [INFO] [stderr] Adding itertools v0.10.5 (available: v0.13.0) [INFO] [stderr] Adding linux-raw-sys v0.4.14 (available: v0.6.5) [INFO] [stderr] Adding memmap2 v0.5.10 (available: v0.9.5) [INFO] [stderr] Adding textwrap v0.11.0 (available: v0.16.1) [INFO] [stderr] Adding unicode-width v0.1.14 (available: v0.2.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-sys v0.52.0 (available: v0.59.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0300cc1a658fc93a3f485a9fa1a9b4583c672a0bea38568aad45ab3ae8ca111c [INFO] running `Command { std: "docker" "start" "-a" "0300cc1a658fc93a3f485a9fa1a9b4583c672a0bea38568aad45ab3ae8ca111c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0300cc1a658fc93a3f485a9fa1a9b4583c672a0bea38568aad45ab3ae8ca111c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0300cc1a658fc93a3f485a9fa1a9b4583c672a0bea38568aad45ab3ae8ca111c", kill_on_drop: false }` [INFO] [stdout] 0300cc1a658fc93a3f485a9fa1a9b4583c672a0bea38568aad45ab3ae8ca111c [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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 90c1f2529ef4ab6c204821d499b664e736bd8ad193f83a8e25b0d9b78e74b68e [INFO] running `Command { std: "docker" "start" "-a" "90c1f2529ef4ab6c204821d499b664e736bd8ad193f83a8e25b0d9b78e74b68e", kill_on_drop: false }` [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Checking plotters-backend v0.3.7 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking num-traits v0.2.19 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking tempfile v3.13.0 [INFO] [stderr] Checking binary-layout v2.1.0 [INFO] [stderr] Checking memmap2 v0.5.10 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking oorandom v11.1.4 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking deunicode v1.6.0 [INFO] [stderr] Checking debug_tree v0.4.0 [INFO] [stderr] Checking plotters-svg v0.3.7 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking plotters v0.3.7 [INFO] [stderr] Checking fake v2.10.0 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stderr] Checking transient-btree-index v0.5.1 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `btree::Range<'_, K, V>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/btree/tests.rs:78:14 [INFO] [stdout] | [INFO] [stdout] 77 | let mut previous: Option = None; [INFO] [stdout] | ------------ [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 78 | for e in t.range(range).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: this value of type `K` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/btree/tests.rs:99:21 [INFO] [stdout] | [INFO] [stdout] 97 | let mut previous: Option = None; [INFO] [stdout] | ------------ [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 98 | for (k, _v) in c { [INFO] [stdout] 99 | if let Some(previous) = previous { [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 `transient-btree-index` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "90c1f2529ef4ab6c204821d499b664e736bd8ad193f83a8e25b0d9b78e74b68e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "90c1f2529ef4ab6c204821d499b664e736bd8ad193f83a8e25b0d9b78e74b68e", kill_on_drop: false }` [INFO] [stdout] 90c1f2529ef4ab6c204821d499b664e736bd8ad193f83a8e25b0d9b78e74b68e