[INFO] cloning repository https://github.com/RaoulLuque/treewidth-heuristic-clique-graph
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RaoulLuque/treewidth-heuristic-clique-graph" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRaoulLuque%2Ftreewidth-heuristic-clique-graph", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRaoulLuque%2Ftreewidth-heuristic-clique-graph'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb4359f7c0370a67bec4f5b373736a39c69fc680
[INFO] checking RaoulLuque/treewidth-heuristic-clique-graph/eb4359f7c0370a67bec4f5b373736a39c69fc680 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRaoulLuque%2Ftreewidth-heuristic-clique-graph" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RaoulLuque/treewidth-heuristic-clique-graph 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 git repo https://github.com/RaoulLuque/treewidth-heuristic-clique-graph
[INFO] finished tweaking git repo https://github.com/RaoulLuque/treewidth-heuristic-clique-graph
[INFO] tweaked toml for git repo https://github.com/RaoulLuque/treewidth-heuristic-clique-graph written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/RaoulLuque/treewidth-heuristic-clique-graph 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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 18ae796fb6b4d024e2d8f5b03419b293af7817321c89e79337f26933a4aead08
[INFO] running `Command { std: "docker" "start" "-a" "18ae796fb6b4d024e2d8f5b03419b293af7817321c89e79337f26933a4aead08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18ae796fb6b4d024e2d8f5b03419b293af7817321c89e79337f26933a4aead08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18ae796fb6b4d024e2d8f5b03419b293af7817321c89e79337f26933a4aead08", kill_on_drop: false }`
[INFO] [stdout] 18ae796fb6b4d024e2d8f5b03419b293af7817321c89e79337f26933a4aead08
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9aa024736549be044f2f82275952defe15690e7b332e1f058bbba8c0ac022bbb
[INFO] running `Command { std: "docker" "start" "-a" "9aa024736549be044f2f82275952defe15690e7b332e1f058bbba8c0ac022bbb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking either v1.12.0
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking rustc-hash v2.0.0 (https://github.com/rust-lang/rustc-hash#8f258eec)
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking petgraph v0.6.5
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking treewidth-heuristic-using-clique-graphs v0.1.0 (/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/find_connected_components.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |       let mut seen_vertices: HashSet<NodeIndex, _> = crate::hashset![];
[INFO] [stdout]    |               ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 20 |
[INFO] [stdout] 21 |       from_fn(move || {
[INFO] [stdout]    |  _____________^
[INFO] [stdout] 22 | |         for vertex in graph.node_identifiers() {
[INFO] [stdout] 23 | |             if !seen_vertices.contains(&vertex) {
[INFO] [stdout] 24 | |                 let component = breadth_first_search::<_, S>(&graph, vertex);
[INFO] [stdout] ...  |
[INFO] [stdout] 29 | |         None
[INFO] [stdout] 30 | |     })
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |           let tmp: std::collections::HashSet<_, std::hash::BuildHasherDefault<rustc_hash::FxHasher>> =
[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 <https://github.com/rust-lang/rust/issues/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/find_maximal_cliques.rs:50:13
[INFO] [stdout]     |
[INFO] [stdout] 26  |       let mut stack = vec![];
[INFO] [stdout]     |               ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 27  |
[INFO] [stdout] 28  |       let mut atcc: HashSet<G::NodeId, S> = graph.node_identifiers().collect();
[INFO] [stdout]     |               ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 40  |       let neighbors_u: HashSet<G::NodeId, S> = graph.neighbors(u).collect();
[INFO] [stdout]     |           ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 43  |       let mut candidates: HashSet<G::NodeId, S> = graph.node_identifiers().collect();
[INFO] [stdout]     |               ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 50  |       from_fn(move || {
[INFO] [stdout]     |  _____________^
[INFO] [stdout] 51  | |         // Check if graph is empty
[INFO] [stdout] 52  | |         if graph.node_count() == 0 {
[INFO] [stdout] 53  | |             return None;
[INFO] [stdout] ...   |
[INFO] [stdout] 110 | |         }
[INFO] [stdout] 111 | |     })
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[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/find_maximal_cliques.rs:158:13
[INFO] [stdout]     |
[INFO] [stdout] 132 |       let maximal_cliques = find_maximal_cliques::<HashSet<_, S>, G, S>(graph);
[INFO] [stdout]     |           --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 155 |       let mut maximal_cliques = find_maximal_cliques::<HashSet<_, S>, G, S>(graph);
[INFO] [stdout]     |               --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 156 |       let mut combinations = HashSet::<_, S>::default().into_iter().combinations(k);
[INFO] [stdout]     |               ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 157 |       let mut seen_combinations = HashSet::<_, S>::default();
[INFO] [stdout]     |               ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 158 |       from_fn(move || loop {
[INFO] [stdout]     |  _____________^
[INFO] [stdout] 159 | |         if let Some(mut clique_combination) = combinations.next() {
[INFO] [stdout] 160 | |             clique_combination.sort();
[INFO] [stdout] 161 | |             if seen_combinations.insert(clique_combination.clone()) {
[INFO] [stdout] ...   |
[INFO] [stdout] 173 | |         }
[INFO] [stdout] 174 | |     })
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `treewidth-heuristic-using-clique-graphs` (lib test) due to 4 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]   --> src/find_connected_components.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |       let mut seen_vertices: HashSet<NodeIndex, _> = crate::hashset![];
[INFO] [stdout]    |               ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 20 |
[INFO] [stdout] 21 |       from_fn(move || {
[INFO] [stdout]    |  _____________^
[INFO] [stdout] 22 | |         for vertex in graph.node_identifiers() {
[INFO] [stdout] 23 | |             if !seen_vertices.contains(&vertex) {
[INFO] [stdout] 24 | |                 let component = breadth_first_search::<_, S>(&graph, vertex);
[INFO] [stdout] ...  |
[INFO] [stdout] 29 | |         None
[INFO] [stdout] 30 | |     })
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |           let tmp: std::collections::HashSet<_, std::hash::BuildHasherDefault<rustc_hash::FxHasher>> =
[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 <https://github.com/rust-lang/rust/issues/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/find_maximal_cliques.rs:50:13
[INFO] [stdout]     |
[INFO] [stdout] 26  |       let mut stack = vec![];
[INFO] [stdout]     |               ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 27  |
[INFO] [stdout] 28  |       let mut atcc: HashSet<G::NodeId, S> = graph.node_identifiers().collect();
[INFO] [stdout]     |               ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 40  |       let neighbors_u: HashSet<G::NodeId, S> = graph.neighbors(u).collect();
[INFO] [stdout]     |           ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 43  |       let mut candidates: HashSet<G::NodeId, S> = graph.node_identifiers().collect();
[INFO] [stdout]     |               ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 50  |       from_fn(move || {
[INFO] [stdout]     |  _____________^
[INFO] [stdout] 51  | |         // Check if graph is empty
[INFO] [stdout] 52  | |         if graph.node_count() == 0 {
[INFO] [stdout] 53  | |             return None;
[INFO] [stdout] ...   |
[INFO] [stdout] 110 | |         }
[INFO] [stdout] 111 | |     })
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[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/find_maximal_cliques.rs:158:13
[INFO] [stdout]     |
[INFO] [stdout] 132 |       let maximal_cliques = find_maximal_cliques::<HashSet<_, S>, G, S>(graph);
[INFO] [stdout]     |           --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 155 |       let mut maximal_cliques = find_maximal_cliques::<HashSet<_, S>, G, S>(graph);
[INFO] [stdout]     |               --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 156 |       let mut combinations = HashSet::<_, S>::default().into_iter().combinations(k);
[INFO] [stdout]     |               ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 157 |       let mut seen_combinations = HashSet::<_, S>::default();
[INFO] [stdout]     |               ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 158 |       from_fn(move || loop {
[INFO] [stdout]     |  _____________^
[INFO] [stdout] 159 | |         if let Some(mut clique_combination) = combinations.next() {
[INFO] [stdout] 160 | |             clique_combination.sort();
[INFO] [stdout] 161 | |             if seen_combinations.insert(clique_combination.clone()) {
[INFO] [stdout] ...   |
[INFO] [stdout] 173 | |         }
[INFO] [stdout] 174 | |     })
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `treewidth-heuristic-using-clique-graphs` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "9aa024736549be044f2f82275952defe15690e7b332e1f058bbba8c0ac022bbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9aa024736549be044f2f82275952defe15690e7b332e1f058bbba8c0ac022bbb", kill_on_drop: false }`
[INFO] [stdout] 9aa024736549be044f2f82275952defe15690e7b332e1f058bbba8c0ac022bbb