'rustc' panicked at 'Found unstable fingerprints for evaluate_obligation(9931bc8d27ddda19-903113a1b80b9ecd): Ok(EvaluatedToOk)' #88158
Description
Code
I am not able to provide a minimal example, sorry! It occurred after the following changes: zeitgeistpm/zeitgeist@43a84b6
Meta
rustc --version --verbose:
rustc 1.56.0-nightly (ad981d58e 2021-08-08)
binary: rustc
commit-hash: ad981d58e1ca16bcf4072577934630deb11c5e14
commit-date: 2021-08-08
host: x86_64-unknown-linux-gnu
release: 1.56.0-nightly
LLVM version: 12.0.1
Error output
thread 'rustc' panicked at 'Found unstable fingerprints for evaluate_obligation(9931bc8d27ddda19-903113a1b80b9ecd): Ok(EvaluatedToOk)', /rustc/ad981d58e1ca16bcf4072577934630deb11c5e14/compiler/rustc_query_system/src/query/plumbing.rs:626:9
query stack during panic:
#0 [evaluate_obligation] evaluating trait selection obligation `std::option::Option<sp_utils::mpsc::inner::TracingUnboundedSender<sc_transaction_pool::revalidation::WorkerPayload<sc_transaction_pool::FullChainApi<sc_service::client::client::Client<sc_client_db::Backend<sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>>, sc_service::LocalCallExecutor<sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>, sc_client_db::Backend<sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>>, sc_executor::NativeExecutor<service::Executor>>, sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>, zeitgeist_runtime::RuntimeApi>, sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>>>>>: std::marker::Sync`
#1 [normalize_projection_ty] normalizing `Canonical { max_universe: U0, variables: [], value: ParamEnvAnd { param_env: ParamEnv { caller_bounds: [], reveal: All }, value: ProjectionTy { substs: [jsonrpc_core::IoDelegate<substrate_frame_rpc_system::FullSystem<sc_transaction_pool::BasicPool<sc_transaction_pool::FullChainApi<sc_service::client::client::Client<sc_client_db::Backend<sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>>, sc_service::LocalCallExecutor<sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>, sc_client_db::Backend<sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>>, sc_executor::NativeExecutor<service::Executor>>, sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>, zeitgeist_runtime::RuntimeApi>, sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>>, sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>>, sc_service::client::client::Client<sc_client_db::Backend<sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>>, sc_service::LocalCallExecutor<sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>, sc_client_db::Backend<sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>>, sc_executor::NativeExecutor<service::Executor>>, sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>, zeitgeist_runtime::RuntimeApi>, sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>>, sc_service::RpcMetadata>], item_def_id: DefId(2:7270 ~ core[734c]::iter::traits::collect::IntoIterator::IntoIter) } } }`
#2 [normalize_generic_arg_after_erasing_regions] normalizing `for<'r> fn(&'r <jsonrpc_core::IoDelegate<substrate_frame_rpc_system::FullSystem<sc_transaction_pool::BasicPool<sc_transaction_pool::FullChainApi<sc_service::client::client::Client<sc_client_db::Backend<sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>>, sc_service::LocalCallExecutor<sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>, sc_client_db::Backend<sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>>, sc_executor::NativeExecutor<service::Executor>>, sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>, zeitgeist_runtime::RuntimeApi>, sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>>, sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>>, sc_service::client::client::Client<sc_client_db::Backend<sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>>, sc_service::LocalCallExecutor<sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>, sc_client_db::Backend<sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>>, sc_executor::NativeExecutor<service::Executor>>, sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>, zeitgeist_runtime::RuntimeApi>, sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>>, sc_service::RpcMetadata> as std::iter::IntoIterator>::IntoIter) -> (usize, std::option::Option<usize>) {<<jsonrpc_core::IoDelegate<substrate_frame_rpc_system::FullSystem<sc_transaction_pool::BasicPool<sc_transaction_pool::FullChainApi<sc_service::client::client::Client<sc_client_db::Backend<sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>>, sc_service::LocalCallExecutor<sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>, sc_client_db::Backend<sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>>, sc_executor::NativeExecutor<service::Executor>>, sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>, zeitgeist_runtime::RuntimeApi>, sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>>, sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>>, sc_service::client::client::Client<sc_client_db::Backend<sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>>, sc_service::LocalCallExecutor<sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>, sc_client_db::Backend<sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>>, sc_executor::NativeExecutor<service::Executor>>, sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>, zeitgeist_runtime::RuntimeApi>, sp_runtime::generic::Block<sp_runtime::generic::Header<u64, sp_runtime::traits::BlakeTwo256>, sp_runtime::OpaqueExtrinsic>>, sc_service::RpcMetadata> as std::iter::IntoIterator>::IntoIter as std::iter::Iterator>::size_hint}`
#3 [collect_and_partition_mono_items] collect_and_partition_mono_items
end of query stack
Backtrace
0: rust_begin_unwind
at /rustc/ad981d58e1ca16bcf4072577934630deb11c5e14/library/std/src/panicking.rs:517:5
1: std::panicking::begin_panic_fmt
at /rustc/ad981d58e1ca16bcf4072577934630deb11c5e14/library/std/src/panicking.rs:460:5
2: rustc_query_system::query::plumbing::incremental_verify_ich
3: rustc_query_system::query::plumbing::load_from_disk_and_cache_in_memory
4: rustc_data_structures::stack::ensure_sufficient_stack
5: rustc_query_system::query::plumbing::get_query_impl
6: <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::evaluate_obligation
7: <rustc_infer::infer::InferCtxt as rustc_trait_selection::traits::query::evaluate_obligation::InferCtxtExt>::evaluate_obligation
8: <rustc_infer::infer::InferCtxt as rustc_trait_selection::traits::query::evaluate_obligation::InferCtxtExt>::evaluate_obligation_no_overflow
9: rustc_trait_selection::traits::fulfill::FulfillProcessor::process_trait_obligation
10: rustc_trait_selection::traits::fulfill::FulfillProcessor::progress_changed_obligations
11: rustc_data_structures::obligation_forest::ObligationForest<O>::process_obligations
12: <rustc_trait_selection::traits::fulfill::FulfillmentContext as rustc_infer::traits::engine::TraitEngine>::select_where_possible
13: <rustc_infer::infer::InferCtxtBuilder as rustc_trait_selection::infer::InferCtxtBuilderExt>::enter_canonical_trait_query
14: rustc_traits::normalize_projection_ty::normalize_projection_ty
15: rustc_middle::dep_graph::<impl rustc_query_system::dep_graph::DepKind for rustc_middle::dep_graph::dep_node::DepKind>::with_deps
16: rustc_query_system::query::plumbing::load_from_disk_and_cache_in_memory
17: rustc_data_structures::stack::ensure_sufficient_stack
18: rustc_query_system::query::plumbing::get_query_impl
19: <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::normalize_projection_ty
20: <rustc_trait_selection::traits::query::normalize::QueryNormalizer as rustc_middle::ty::fold::TypeFolder>::fold_ty
21: rustc_middle::ty::fold::TypeFoldable::fold_with
22: rustc_middle::ty::structural_impls::<impl rustc_middle::ty::fold::TypeFoldable for &rustc_middle::ty::TyS>::super_fold_with
23: <rustc_trait_selection::traits::query::normalize::QueryNormalizer as rustc_middle::ty::fold::TypeFolder>::fold_ty
24: <rustc_infer::infer::at::At as rustc_trait_selection::traits::query::normalize::AtExt>::normalize
25: rustc_infer::infer::InferCtxtBuilder::enter
26: core::ops::function::FnOnce::call_once
27: rustc_middle::dep_graph::<impl rustc_query_system::dep_graph::DepKind for rustc_middle::dep_graph::dep_node::DepKind>::with_deps
28: rustc_query_system::query::plumbing::load_from_disk_and_cache_in_memory
29: rustc_data_structures::stack::ensure_sufficient_stack
30: rustc_query_system::query::plumbing::get_query_impl
31: <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::normalize_generic_arg_after_erasing_regions
32: rustc_middle::ty::normalize_erasing_regions::NormalizeAfterErasingRegionsFolder::normalize_generic_arg_after_erasing_regions
33: <rustc_middle::ty::normalize_erasing_regions::NormalizeAfterErasingRegionsFolder as rustc_middle::ty::fold::TypeFolder>::fold_ty
34: <rustc_mir::monomorphize::collector::MirNeighborCollector as rustc_middle::mir::visit::Visitor>::visit_terminator
35: rustc_mir::monomorphize::collector::collect_neighbours
36: rustc_mir::monomorphize::collector::collect_items_rec
37: rustc_mir::monomorphize::collector::collect_items_rec
38: rustc_mir::monomorphize::collector::collect_items_rec
39: rustc_mir::monomorphize::collector::collect_items_rec
40: rustc_mir::monomorphize::collector::collect_items_rec
41: rustc_mir::monomorphize::collector::collect_items_rec
42: rustc_mir::monomorphize::collector::collect_items_rec
43: rustc_mir::monomorphize::collector::collect_items_rec
44: rustc_mir::monomorphize::collector::collect_items_rec
45: rustc_mir::monomorphize::collector::collect_items_rec
46: rustc_mir::monomorphize::collector::collect_items_rec
47: rustc_mir::monomorphize::collector::collect_items_rec
48: rustc_mir::monomorphize::collector::collect_items_rec
49: rustc_mir::monomorphize::collector::collect_items_rec
50: rustc_mir::monomorphize::collector::collect_items_rec
51: rustc_mir::monomorphize::collector::collect_items_rec
52: rustc_mir::monomorphize::collector::collect_items_rec
53: rustc_mir::monomorphize::collector::collect_items_rec
54: rustc_mir::monomorphize::collector::collect_items_rec
55: rustc_mir::monomorphize::collector::collect_items_rec
56: rustc_mir::monomorphize::collector::collect_items_rec
57: rustc_mir::monomorphize::collector::collect_items_rec
58: rustc_mir::monomorphize::collector::collect_items_rec
59: rustc_mir::monomorphize::collector::collect_items_rec
60: rustc_mir::monomorphize::collector::collect_items_rec
61: rustc_mir::monomorphize::collector::collect_crate_mono_items
62: rustc_mir::monomorphize::partitioning::collect_and_partition_mono_items
63: rustc_middle::dep_graph::<impl rustc_query_system::dep_graph::DepKind for rustc_middle::dep_graph::dep_node::DepKind>::with_deps
64: rustc_query_system::dep_graph::graph::DepGraph<K>::with_task_impl
65: rustc_data_structures::stack::ensure_sufficient_stack
66: rustc_query_system::query::plumbing::force_query_with_job
67: rustc_query_system::query::plumbing::get_query_impl
68: <rustc_query_impl::Queries as rustc_middle::ty::query::QueryEngine>::collect_and_partition_mono_items
69: rustc_codegen_ssa::base::codegen_crate
70: <rustc_codegen_llvm::LlvmCodegenBackend as rustc_codegen_ssa::traits::backend::CodegenBackend>::codegen_crate
71: rustc_interface::passes::QueryContext::enter
72: rustc_interface::queries::Queries::ongoing_codegen
73: rustc_interface::queries::<impl rustc_interface::interface::Compiler>::enter
74: rustc_span::with_source_map
75: rustc_interface::interface::create_compiler_and_run
76: scoped_tls::ScopedKey<T>::set