[INFO] fetching crate scc 2.1.17... [INFO] checking scc-2.1.17 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate scc 2.1.17 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate scc 2.1.17 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate scc 2.1.17 [INFO] finished tweaking crates.io crate scc 2.1.17 [INFO] tweaked toml for crates.io crate scc 2.1.17 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 155 packages to latest compatible versions [INFO] [stderr] Adding anes v0.1.6 (available: v0.2.0) [INFO] [stderr] Adding bit-set v0.5.3 (available: v0.8.0) [INFO] [stderr] Adding bit-vec v0.6.3 (available: v0.8.0) [INFO] [stderr] Adding hermit-abi v0.3.9 (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 matchers v0.1.0 (available: v0.2.0) [INFO] [stderr] Adding nu-ansi-term v0.46.0 (available: v0.50.1) [INFO] [stderr] Adding quick-error v1.2.3 (available: v2.0.1) [INFO] [stderr] Adding regex-automata v0.1.10 (available: v0.4.7) [INFO] [stderr] Adding regex-syntax v0.6.29 (available: v0.8.4) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-strings v0.1.0 (available: v0.2.0) [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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dbffc55499c21f51e421aea08e7182292fdc9fd6dafebeb6755770bf2404a07a [INFO] running `Command { std: "docker" "start" "-a" "dbffc55499c21f51e421aea08e7182292fdc9fd6dafebeb6755770bf2404a07a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dbffc55499c21f51e421aea08e7182292fdc9fd6dafebeb6755770bf2404a07a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dbffc55499c21f51e421aea08e7182292fdc9fd6dafebeb6755770bf2404a07a", kill_on_drop: false }` [INFO] [stdout] dbffc55499c21f51e421aea08e7182292fdc9fd6dafebeb6755770bf2404a07a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 29a3f75b2120fe64fbffe382496002def99ff772cb85a7cac96e5fd39c5d7724 [INFO] running `Command { std: "docker" "start" "-a" "29a3f75b2120fe64fbffe382496002def99ff772cb85a7cac96e5fd39c5d7724", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Compiling rustix v0.38.37 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking half v2.4.1 [INFO] [stderr] Checking clap_lex v0.7.2 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking ciborium-io v0.2.2 [INFO] [stderr] Checking plotters-backend v0.3.7 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Checking fastrand v2.1.1 [INFO] [stderr] Checking anstyle v1.0.8 [INFO] [stderr] Checking parking_lot_core v0.9.10 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking clap_builder v4.5.18 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Compiling tokio-macros v2.4.0 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Checking bit-set v0.5.3 [INFO] [stderr] Checking mio v1.0.2 [INFO] [stderr] Checking plotters-svg v0.3.7 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Checking is-terminal v0.4.13 [INFO] [stderr] Checking rand_xorshift v0.3.0 [INFO] [stderr] Checking socket2 v0.5.7 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking sdd v3.0.3 [INFO] [stderr] Checking unarray v0.1.4 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking scc v2.1.17 (/opt/rustwide/workdir) [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking tokio v1.40.0 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking plotters v0.3.7 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking clap v4.5.18 [INFO] [stdout] error: this value of type `Result, (K, V)>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/hash_map.rs:467:35 [INFO] [stdout] | [INFO] [stdout] 465 | let guard = Guard::new(); [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 466 | let hash = self.hash(&key); [INFO] [stdout] 467 | if let Ok(Some((k, v))) = self.insert_entry(key, val, hash, &mut (), &guard) { [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] [stderr] Checking regex v1.10.6 [INFO] [stdout] error: this value of type `Result, (K, V)>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/hash_index.rs:467:35 [INFO] [stdout] | [INFO] [stdout] 465 | let guard = Guard::new(); [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 466 | let hash = self.hash(&key); [INFO] [stdout] 467 | if let Ok(Some((k, v))) = self.insert_entry(key, val, hash, &mut (), &guard) { [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] [stderr] Checking rand_chacha v0.3.1 [INFO] [stdout] error: this value of type `(Option, bool)` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/bag.rs:151:9 [INFO] [stdout] | [INFO] [stdout] 137 | let result = self.stack.peek_with(|e| { [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] ... [INFO] [stdout] 151 | self.primary_storage.pop().0 [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: this value of type `(Option<&mut Node>, Option>>)` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/tree_index/node.rs:189:72 [INFO] [stdout] | [INFO] [stdout] 188 | let mut new_root = Shared::new(Node::new_internal_node()); [INFO] [stdout] | ------------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 189 | if let (Some(Self::Internal(internal_node)), Some(old_root)) = ( [INFO] [stdout] | ________________________________________________________________________^ [INFO] [stdout] 190 | | unsafe { new_root.get_mut() }, [INFO] [stdout] 191 | | root.get_shared(Relaxed, guard), [INFO] [stdout] 192 | | ) { [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] [stderr] Checking rand v0.8.5 [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `scc` (lib) due to 5 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "29a3f75b2120fe64fbffe382496002def99ff772cb85a7cac96e5fd39c5d7724", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "29a3f75b2120fe64fbffe382496002def99ff772cb85a7cac96e5fd39c5d7724", kill_on_drop: false }` [INFO] [stdout] 29a3f75b2120fe64fbffe382496002def99ff772cb85a7cac96e5fd39c5d7724