=== 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.TPROF.MPI.OMP.ex(+0x18fa40) [0x55bc908aba40] amrex::BLBackTrace::print_backtrace_info(_IO_FILE*) /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_BLBackTrace.cpp:174:39 1: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0x191fc6) [0x55bc908adfc6] amrex::BLBackTrace::handler(int) /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_BLBackTrace.cpp:80:8 2: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0x88463) [0x55bc907a4463] amrex::Error(char const*) inlined at /raid/testing/castro-gfortran/Castro//Source/problems/Castro_bc_fill_nd.cpp:83:19 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:108:5 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:83:19 3: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0x21ca41) [0x55bc90938a41] 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:556:22 4: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0x21ef88) [0x55bc9093af88] amrex::StateDataPhysBCFunct::operator()(amrex::MultiFab&, int, int, amrex::IntVect const&, double, int) [clone ._omp_fn.0] /raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_StateData.cpp:909:44 5: /lib64/libgomp.so.1(GOMP_parallel+0x46) [0x7fcd3513f4c6] GOMP_parallel ??:0 6: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0x21cf1f) [0x55bc90938f1f] amrex::StateDataPhysBCFunct::operator()(amrex::MultiFab&, int, int, amrex::IntVect const&, double, int) /raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_StateData.cpp:870:5 7: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0x217f73) [0x55bc90933f73] 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::StateDataPhysBCFunct&, int) /raid/testing/castro-gfortran/amrex//Src/AmrCore/AMReX_FillPatchUtil_I.H:53:5 8: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0x20d0d6) [0x55bc909290d6] 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:1080:18 9: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0x20e064) [0x55bc9092a064] amrex::FillPatchIterator::Initialize(int, double, int, int, int) /raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_AmrLevel.cpp:994:20 10: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0x20e8e7) [0x55bc9092a8e7] amrex::AmrLevel::FillPatch(amrex::AmrLevel&, amrex::MultiFab&, int, double, int, int, int, int) /raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_AmrLevel.cpp:2189:19 11: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0x2ab77) [0x55bc90746b77] Castro::expand_state(amrex::MultiFab&, double, int) /raid/testing/castro-gfortran/Castro//Source/driver/Castro.cpp:4194:22 12: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0x3ebef) [0x55bc9075abef] Castro::initialize_do_advance(double, double, int, int) /raid/testing/castro-gfortran/Castro//Source/driver/Castro_advance.cpp:184:19 13: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0x40987) [0x55bc9075c987] Castro::do_advance_ctu(double, double, int, int) /raid/testing/castro-gfortran/Castro//Source/driver/Castro_advance_ctu.cpp:55:29 14: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0x41517) [0x55bc9075d517] advance_status::operator=(advance_status&&) inlined at /raid/testing/castro-gfortran/Castro//Source/driver/Castro_advance_ctu.cpp:610:90 in Castro::subcycle_advance_ctu(double, double, int, int) /raid/testing/castro-gfortran/Castro//Source/driver/Castro.H:148:8 Castro::subcycle_advance_ctu(double, double, int, int) /raid/testing/castro-gfortran/Castro//Source/driver/Castro_advance_ctu.cpp:610:90 15: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0x3f9da) [0x55bc9075b9da] 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.TPROF.MPI.OMP.ex(+0x1fc146) [0x55bc90918146] amrex::Amr::timeStep(int, double, int, int, double) /raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:1974:44 17: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0x1ee4aa) [0x55bc9090a4aa] 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:2084:26 18: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0x205cc) [0x55bc9073c5cc] main /raid/testing/castro-gfortran/Castro//Source/driver/main.cpp:143:33 19: /lib64/libc.so.6(__libc_start_main+0xf3) [0x7fcd34f4d1a3] __libc_start_main ??:0 20: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0x273ee) [0x55bc907433ee] _start ??:0 ===== TinyProfilers ====== main() Amr::coarseTimeStep() Amr::timeStep() Castro::advance() Castro::subcycle_advance_ctu() Castro::do_advance_ctu() Castro::initialize_do_advance() Castro::expand_state() FillPatchIterator::Initialize FillPatchSingleLevel StateDataPhysBCFunct::() StateData::FillBoundary(geom)