/usr/include/ is in libtrilinos-phalanx-dev 12.12.1-5.
This file is owned by root:root, with mode 0o755.
..
/usr/include/trilinos/
/usr/include/trilinos/Phalanx_DAG_Manager.hpp
/usr/include/trilinos/Phalanx_DAG_Manager_Def.hpp
/usr/include/trilinos/Phalanx_DAG_Node.hpp
/usr/include/trilinos/Phalanx_DataLayout.hpp
/usr/include/trilinos/Phalanx_DataLayout_MDALayout.hpp
/usr/include/trilinos/Phalanx_DataLayout_MDALayout_Def.hpp
/usr/include/trilinos/Phalanx_DimTag.hpp
/usr/include/trilinos/Phalanx_DoxygenDocumentation.hpp
/usr/include/trilinos/Phalanx_EvaluationContainer.hpp
/usr/include/trilinos/Phalanx_EvaluationContainer_Base.hpp
/usr/include/trilinos/Phalanx_EvaluationContainer_Base_Def.hpp
/usr/include/trilinos/Phalanx_EvaluationContainer_Def.hpp
/usr/include/trilinos/Phalanx_EvaluationContainer_TemplateBuilder.hpp
/usr/include/trilinos/Phalanx_EvaluationContainer_TemplateManager.hpp
/usr/include/trilinos/Phalanx_Evaluator.hpp
/usr/include/trilinos/Phalanx_Evaluator_AliasField.hpp
/usr/include/trilinos/Phalanx_Evaluator_Base.hpp
/usr/include/trilinos/Phalanx_Evaluator_Derived.hpp
/usr/include/trilinos/Phalanx_Evaluator_Factory.hpp
/usr/include/trilinos/Phalanx_Evaluator_Factory_Def.hpp
/usr/include/trilinos/Phalanx_Evaluator_Factory_UFO.hpp
/usr/include/trilinos/Phalanx_Evaluator_Macros.hpp
/usr/include/trilinos/Phalanx_Evaluator_TaskBase.hpp
/usr/include/trilinos/Phalanx_Evaluator_TemplateBuilder.hpp
/usr/include/trilinos/Phalanx_Evaluator_TemplateManager.hpp
/usr/include/trilinos/Phalanx_Evaluator_UnmanagedFieldDummy.hpp
/usr/include/trilinos/Phalanx_Evaluator_Utilities.hpp
/usr/include/trilinos/Phalanx_Evaluator_WithBaseImpl.hpp
/usr/include/trilinos/Phalanx_Evaluator_WithBaseImpl_Def.hpp
/usr/include/trilinos/Phalanx_Exceptions.hpp
/usr/include/trilinos/Phalanx_FieldManager.hpp
/usr/include/trilinos/Phalanx_FieldManager_Def.hpp
/usr/include/trilinos/Phalanx_FieldTag.hpp
/usr/include/trilinos/Phalanx_FieldTag_STL_Functors.hpp
/usr/include/trilinos/Phalanx_FieldTag_Tag.hpp
/usr/include/trilinos/Phalanx_FieldTag_Tag_Def.hpp
/usr/include/trilinos/Phalanx_KokkosDeviceTypes.hpp
/usr/include/trilinos/Phalanx_KokkosViewFactory.hpp
/usr/include/trilinos/Phalanx_KokkosViewFactoryFunctor.hpp
/usr/include/trilinos/Phalanx_MDField.hpp
/usr/include/trilinos/Phalanx_MDFieldToKokkos.hpp
/usr/include/trilinos/Phalanx_MDField_Def.hpp
/usr/include/trilinos/Phalanx_MDField_DynRank.hpp
/usr/include/trilinos/Phalanx_MDField_DynRank_Def.hpp
/usr/include/trilinos/Phalanx_MDField_TypeTraits.hpp
/usr/include/trilinos/Phalanx_MDField_Utilities.hpp
/usr/include/trilinos/Phalanx_MDField_Utilities_Def.hpp
/usr/include/trilinos/Phalanx_Print_Utilities.hpp
/usr/include/trilinos/Phalanx_TemplateIterator.hpp
/usr/include/trilinos/Phalanx_TemplateManager.hpp
/usr/include/trilinos/Phalanx_TemplateManager_Def.hpp
/usr/include/trilinos/Phalanx_Traits.hpp
/usr/include/trilinos/Phalanx_TypeStrings.hpp
/usr/include/trilinos/Phalanx_any.hpp
/usr/include/trilinos/Phalanx_config.hpp