=== If no file names and line numbers are shown below, one can run addr2line -Cpfie my_exefile my_line_address to convert `my_line_address` (e.g., 0x4a6b) into file name and line number. Or one can use amrex/Tools/Backtrace/parse_bt.py. === Please note that the line number reported by addr2line may not be accurate. One can use readelf -wl my_exefile | grep my_line_address' to find out the offset for that line. 0: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x1e70f5) [0x55ce173980f5] amrex::BLBackTrace::print_backtrace_info(_IO_FILE*) /raid/testing/castro-gfortran/AMReX//Src/Base/AMReX_BLBackTrace.cpp:167:39 1: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x1e8f96) [0x55ce17399f96] amrex::BLBackTrace::handler(int) /raid/testing/castro-gfortran/AMReX//Src/Base/AMReX_BLBackTrace.cpp:71:8 2: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x34cd1f) [0x55ce174fdd1f] __amrex_error_module_MOD_amrex_error0 /raid/testing/castro-gfortran/AMReX//Src/Base/AMReX_error_mod.F90:41 3: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x3ed7ad) [0x55ce1759e7ad] ext_fill /raid/testing/castro-gfortran/Castro//Source/problems/bc_ext_fill_nd.F90:630 4: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0xbceb4) [0x55ce1726deb4] ca_ext_fill(amrex::Box const&, amrex::FArrayBox&, int, int, amrex::Geometry const&, double, int const*) /raid/testing/castro-gfortran/Castro//Source/problems/Castro_bc_ext_fill_nd.cpp:18:1 5: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0xbcb6f) [0x55ce1726db6f] std::_Vector_base >::_M_deallocate(int*, unsigned long) inlined at /usr/include/c++/9/bits/stl_vector.h:332:2 in ca_statefill(amrex::Box const&, amrex::FArrayBox&, int, int, amrex::Geometry const&, double, amrex::Vector > const&, int, int) /usr/include/c++/9/bits/stl_vector.h:350:2 std::_Vector_base >::~_Vector_base() /usr/include/c++/9/bits/stl_vector.h:332:2 std::vector >::~vector() /usr/include/c++/9/bits/stl_vector.h:680:7 amrex::Vector >::~Vector() /raid/testing/castro-gfortran/AMReX//Src/Base/AMReX_Vector.H:21:7 ca_statefill(amrex::Box const&, amrex::FArrayBox&, int, int, amrex::Geometry const&, double, amrex::Vector > const&, int, int) /raid/testing/castro-gfortran/Castro//Source/problems/Castro_bc_fill_nd.cpp:22:50 6: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x25d23d) [0x55ce1740e23d] amrex::StateData::FillBoundary(amrex::Box const&, amrex::FArrayBox&, double, amrex::Geometry const&, int, int, int) /raid/testing/castro-gfortran/AMReX//Src/Amr/AMReX_StateData.cpp:553:22 7: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x25eeb9) [0x55ce1740feb9] amrex::StateDataPhysBCFunct::FillBoundary(amrex::MultiFab&, int, int, amrex::IntVect const&, double, int) [clone ._omp_fn.0] /raid/testing/castro-gfortran/AMReX//Src/Amr/AMReX_StateData.cpp:898:44 8: /lib64/libgomp.so.1(GOMP_parallel+0x46) [0x7ff0a61c34b6] GOMP_parallel ??:0 9: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x25bb3a) [0x55ce1740cb3a] amrex::StateDataPhysBCFunct::FillBoundary(amrex::MultiFab&, int, int, amrex::IntVect const&, double, int) /raid/testing/castro-gfortran/AMReX//Src/Amr/AMReX_StateData.cpp:1065:1 10: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x258742) [0x55ce17409742] std::enable_if::value, void>::type amrex::FillPatchSingleLevel(amrex::MultiFab&, amrex::IntVect const&, double, amrex::Vector > const&, amrex::Vector > const&, int, int, int, amrex::Geometry const&, amrex::PhysBCFunctBase&, int) /raid/testing/castro-gfortran/AMReX//Src/AmrCore/AMReX_FillPatchUtil_I.H:158:1 11: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x24d1a4) [0x55ce173fe1a4] std::vector >::~vector() inlined at /raid/testing/castro-gfortran/AMReX//Src/Base/AMReX_Vector.H:21:7 in amrex::FillPatchIterator::FillFromLevel0(double, int, int, int, int) /usr/include/c++/9/bits/stl_vector.h:677:15 amrex::Vector >::~Vector() /raid/testing/castro-gfortran/AMReX//Src/Base/AMReX_Vector.H:21:7 amrex::FillPatchIterator::FillFromLevel0(double, int, int, int, int) /raid/testing/castro-gfortran/AMReX//Src/Amr/AMReX_AmrLevel.cpp:1088:18 12: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x24e3f4) [0x55ce173ff3f4] amrex::FillPatchIterator::Initialize(int, double, int, int, int) /raid/testing/castro-gfortran/AMReX//Src/Amr/AMReX_AmrLevel.cpp:1002:20 13: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x24efc7) [0x55ce173fffc7] amrex::AmrLevel::FillPatch(amrex::AmrLevel&, amrex::MultiFab&, int, double, int, int, int, int) /raid/testing/castro-gfortran/AMReX//Src/Amr/AMReX_AmrLevel.cpp:2216:19 14: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x2506a2) [0x55ce174016a2] amrex::AmrLevel::derive(std::__cxx11::basic_string, std::allocator > const&, double, int) /raid/testing/castro-gfortran/AMReX//Src/Amr/AMReX_AmrLevel.cpp:1666:22 15: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x508b4) [0x55ce172018b4] Castro::apply_tagging_func(amrex::TagBoxArray&, double, int) inlined at /raid/testing/castro-gfortran/Castro//Source/driver/Castro.cpp:2964:27 in Castro::errorEst(amrex::TagBoxArray&, int, int, double, int, int) /raid/testing/castro-gfortran/Castro//Source/driver/Castro.cpp:3034:9 Castro::errorEst(amrex::TagBoxArray&, int, int, double, int, int) /raid/testing/castro-gfortran/Castro//Source/driver/Castro.cpp:2964:27 16: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x2229bd) [0x55ce173d39bd] amrex::AmrMesh::MakeNewGrids(int, double, int&, amrex::Vector >&) /raid/testing/castro-gfortran/AMReX//Src/AmrCore/AMReX_AmrMesh.cpp:574:14 17: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x231acd) [0x55ce173e2acd] amrex::Amr::grid_places(int, double, int&, amrex::Vector >&) /raid/testing/castro-gfortran/AMReX//Src/Amr/AMReX_Amr.cpp:3281:5 18: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x2338f5) [0x55ce173e48f5] amrex::Amr::bldFineLevels(double) /raid/testing/castro-gfortran/AMReX//Src/Amr/AMReX_Amr.cpp:3330:27 19: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x234234) [0x55ce173e5234] amrex::Amr::FinalizeInit(double, double) /raid/testing/castro-gfortran/AMReX//Src/Amr/AMReX_Amr.cpp:1391:22 20: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x239074) [0x55ce173ea074] amrex::Amr::init(double, double) /raid/testing/castro-gfortran/AMReX//Src/Amr/AMReX_Amr.cpp:1210:9 21: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x2957d) [0x55ce171da57d] main /raid/testing/castro-gfortran/Castro//Source/driver/main.cpp:131:33 22: /lib64/libc.so.6(__libc_start_main+0xf3) [0x7ff0a5fd11a3] __libc_start_main ??:0 23: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x3878e) [0x55ce171e978e] _start ??:0