=== 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(+0x182485) [0x558347941485] 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(+0x184326) [0x558347943326] amrex::BLBackTrace::handler(int) /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_BLBackTrace.cpp:71:8 2: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x8785d) [0x55834784685d] amrex::Error(char const*) inlined at /raid/testing/castro-gfortran/Castro//Source/problems/Castro_bc_fill_nd.cpp:86:19 in ca_statefill(amrex::Box const&, amrex::FArrayBox&, int, int, amrex::Geometry const&, double, amrex::Vector > const&, int, int) /raid/testing/castro-gfortran/amrex//Src/Base/AMReX.H:101:5 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:86:19 3: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x1fc96d) [0x5583479bb96d] 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 4: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x1fe5e9) [0x5583479bd5e9] 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 5: /lib64/libgomp.so.1(GOMP_parallel+0x46) [0x7fe817f4c4b6] GOMP_parallel ??:0 6: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x1fb26a) [0x5583479ba26a] amrex::StateDataPhysBCFunct::FillBoundary(amrex::MultiFab&, int, int, amrex::IntVect const&, double, int) /raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_StateData.cpp:1065:1 7: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x1f7e72) [0x5583479b6e72] 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 8: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x1ec4c4) [0x5583479ab4c4] std::vector >::~vector() inlined at /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_Vector.H:22:7 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:22:7 amrex::FillPatchIterator::FillFromLevel0(double, int, int, int, int) /raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_AmrLevel.cpp:1088:18 9: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x1ed714) [0x5583479ac714] amrex::FillPatchIterator::Initialize(int, double, int, int, int) /raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_AmrLevel.cpp:1002:20 10: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x1ee2e7) [0x5583479ad2e7] 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 11: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x2853a) [0x5583477e753a] Castro::expand_state(amrex::MultiFab&, double, int) /raid/testing/castro-gfortran/Castro//Source/driver/Castro.cpp:3801:1 12: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x3de94) [0x5583477fce94] Castro::initialize_do_advance(double, double, int, int) /raid/testing/castro-gfortran/Castro//Source/driver/Castro_advance.cpp:170:19 13: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x400a6) [0x5583477ff0a6] Castro::do_advance_ctu(double, double, int, int) /raid/testing/castro-gfortran/Castro//Source/driver/Castro_advance_ctu.cpp:45:29 14: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x40a7c) [0x5583477ffa7c] advance_status::operator=(advance_status&&) inlined at /raid/testing/castro-gfortran/Castro//Source/driver/Castro_advance_ctu.cpp:549:90 in Castro::subcycle_advance_ctu(double, double, int, int) /raid/testing/castro-gfortran/Castro//Source/driver/Castro.H:131:8 Castro::subcycle_advance_ctu(double, double, int, int) /raid/testing/castro-gfortran/Castro//Source/driver/Castro_advance_ctu.cpp:549:90 15: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x3ee5a) [0x5583477fde5a] double const& std::min(double const&, double const&) inlined at /raid/testing/castro-gfortran/Castro//Source/driver/Castro_advance.cpp:55:92 in Castro::advance(double, double, int, int) /usr/include/c++/9/bits/stl_algobase.h:205:14 Castro::advance(double, double, int, int) /raid/testing/castro-gfortran/Castro//Source/driver/Castro_advance.cpp:55:92 16: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x1dc2a4) [0x55834799b2a4] amrex::Amr::timeStep(int, double, int, int, double) /raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:2121:36 17: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x1ce8b7) [0x55834798d8b7] std::vector >::operator[](unsigned long) inlined at /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_Vector.H:34:54 in amrex::Amr::coarseTimeStep(double) /usr/include/c++/9/bits/stl_vector.h:1042:2 amrex::Vector >::operator[](unsigned long) /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_Vector.H:34:54 amrex::Amr::coarseTimeStep(double) /raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:2439:26 18: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x1f936) [0x5583477de936] main /raid/testing/castro-gfortran/Castro//Source/driver/main.cpp:143:33 19: /lib64/libc.so.6(__libc_start_main+0xf3) [0x7fe817d5a1a3] __libc_start_main ??:0 20: ./Castro2d.gnu.TEST.MPI.OMP.ex(+0x26e9e) [0x5583477e5e9e] _start ??:0