/usr/lib/x86_64-linux-gnu/cmake/Teuchos/ is in libtrilinos-teuchos-dev 12.4.2-2.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/x86_64-linux-gnu/cmake/Teuchos/TeuchosConfig.cmake
/usr/lib/x86_64-linux-gnu/cmake/TeuchosComm/TeuchosCommConfig.cmake
/usr/lib/x86_64-linux-gnu/cmake/TeuchosComm/TeuchosCommTargets-none.cmake
/usr/lib/x86_64-linux-gnu/cmake/TeuchosComm/TeuchosCommTargets.cmake
/usr/lib/x86_64-linux-gnu/cmake/TeuchosCore/TeuchosCoreConfig.cmake
/usr/lib/x86_64-linux-gnu/cmake/TeuchosCore/TeuchosCoreTargets-none.cmake
/usr/lib/x86_64-linux-gnu/cmake/TeuchosCore/TeuchosCoreTargets.cmake
/usr/lib/x86_64-linux-gnu/cmake/TeuchosKokkosComm/TeuchosKokkosCommConfig.cmake
/usr/lib/x86_64-linux-gnu/cmake/TeuchosKokkosComm/TeuchosKokkosCommTargets-none.cmake
/usr/lib/x86_64-linux-gnu/cmake/TeuchosKokkosComm/TeuchosKokkosCommTargets.cmake
/usr/lib/x86_64-linux-gnu/cmake/TeuchosKokkosCompat/TeuchosKokkosCompatConfig.cmake
/usr/lib/x86_64-linux-gnu/cmake/TeuchosKokkosCompat/TeuchosKokkosCompatTargets-none.cmake
/usr/lib/x86_64-linux-gnu/cmake/TeuchosKokkosCompat/TeuchosKokkosCompatTargets.cmake
/usr/lib/x86_64-linux-gnu/cmake/TeuchosNumerics/TeuchosNumericsConfig.cmake
/usr/lib/x86_64-linux-gnu/cmake/TeuchosNumerics/TeuchosNumericsTargets-none.cmake
/usr/lib/x86_64-linux-gnu/cmake/TeuchosNumerics/TeuchosNumericsTargets.cmake
/usr/lib/x86_64-linux-gnu/cmake/TeuchosParameterList/TeuchosParameterListConfig.cmake
/usr/lib/x86_64-linux-gnu/cmake/TeuchosParameterList/TeuchosParameterListTargets-none.cmake
/usr/lib/x86_64-linux-gnu/cmake/TeuchosParameterList/TeuchosParameterListTargets.cmake
/usr/lib/x86_64-linux-gnu/cmake/TeuchosRemainder/TeuchosRemainderConfig.cmake
/usr/lib/x86_64-linux-gnu/cmake/TeuchosRemainder/TeuchosRemainderTargets-none.cmake
/usr/lib/x86_64-linux-gnu/cmake/TeuchosRemainder/TeuchosRemainderTargets.cmake