=== 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.DEBUG.TPROF.MPI.SMPLSDC.ex(+0x4ec5aa) [0x56438913c5aa] amrex::BLBackTrace::print_backtrace_info(_IO_FILE*) /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_BLBackTrace.cpp:170:29 1: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex(+0x4ebfcf) [0x56438913bfcf] amrex::BLBackTrace::handler(int) /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_BLBackTrace.cpp:80:8 2: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex(+0x38ffd4) [0x564388fdffd4] amrex::ParallelDescriptor::Abort(int, bool) /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_ParallelDescriptor.cpp:235:22 3: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex(+0x339cd2) [0x564388f89cd2] amrex::Assert_host(char const*, char const*, int, char const*) /raid/testing/castro-gfortran/amrex//Src/Base/AMReX.cpp:296:1 4: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex(+0x4a5bf7) [0x5643890f5bf7] amrex::Assert(char const*, char const*, int, char const*) inlined at /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_MFIter.cpp:258:9 in amrex::MFIter::Initialize() /raid/testing/castro-gfortran/amrex//Src/Base/AMReX.H:191:5 amrex::MFIter::Initialize() /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_MFIter.cpp:258:9 5: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex(+0x4a5154) [0x5643890f5154] amrex::MFIter::MFIter(amrex::FabArrayBase const&, unsigned char) /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_MFIter.cpp:28:1 6: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex(+0x6140b) [0x564388cb140b] void amrex::FabArray::setDomainBndry(double, int, int, amrex::Geometry const&) /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_FabArray.H:1496:40 7: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex(+0x5e765) [0x564388cae765] void amrex::FabArray::setDomainBndry(double, amrex::Geometry const&) /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_FabArray.H:1475:1 8: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex(+0x5bf71c) [0x56438920f71c] amrex::FillPatchIterator::Initialize(int, double, int, int, int) /raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_AmrLevel.cpp:1000:32 9: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex(+0x5bd918) [0x56438920d918] amrex::FillPatchIterator::FillPatchIterator(amrex::AmrLevel&, amrex::MultiFab&, int, double, int, int, int) /raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_AmrLevel.cpp:717:1 10: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex(+0x5c749f) [0x56438921749f] amrex::AmrLevel::FillPatch(amrex::AmrLevel&, amrex::MultiFab&, int, double, int, int, int, int) /raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_AmrLevel.cpp:2209:82 11: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex(+0x5c3bbb) [0x564389213bbb] amrex::AmrLevel::derive(std::__cxx11::basic_string, std::allocator > const&, double, int) /raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_AmrLevel.cpp:1636:18 12: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex(+0x2d1a8) [0x564388c7d1a8] Castro::derive(std::__cxx11::basic_string, std::allocator > const&, double, int) /raid/testing/castro-gfortran/Castro//Source/driver/Castro.cpp:3683:43 13: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex(+0x2c502) [0x564388c7c502] Castro::apply_tagging_func(amrex::TagBoxArray&, double, int) /raid/testing/castro-gfortran/Castro//Source/driver/Castro.cpp:3445:5 14: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex(+0x24852) [0x564388c74852] Castro::errorEst(amrex::TagBoxArray&, int, int, double, int, int) /raid/testing/castro-gfortran/Castro//Source/driver/Castro.cpp:3267:5 15: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex(+0x5b2c7d) [0x564389202c7d] amrex::Amr::ErrorEst(int, amrex::TagBoxArray&, double, int) /raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:2943:1 16: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex(+0x59a040) [0x5643891ea040] amrex::AmrMesh::MakeNewGrids(int, double, int&, amrex::Vector >&) /raid/testing/castro-gfortran/amrex//Src/AmrCore/AMReX_AmrMesh.cpp:592:20 17: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex(+0x5b29ec) [0x5643892029ec] amrex::Amr::grid_places(int, double, int&, amrex::Vector >&) /raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:2924:9 18: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex(+0x5b2e1e) [0x564389202e1e] amrex::Amr::bldFineLevels(double) /raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:2973:27 19: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex(+0x5a871a) [0x5643891f871a] amrex::Amr::FinalizeInit(double, double) /raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:1301:14 20: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex(+0x5a8425) [0x5643891f8425] amrex::Amr::initialInit(double, double, amrex::BoxArray const*, amrex::Vector > const*) /raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:1235:5 21: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex(+0x5a7bb6) [0x5643891f7bb6] amrex::Amr::init(double, double) /raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:1117:13 22: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex(+0xa011e) [0x564388cf011e] main /raid/testing/castro-gfortran/Castro//Source/driver/main.cpp:131:33 23: /lib64/libc.so.6(__libc_start_main+0xf3) [0x7f000dee11a3] __libc_start_main ??:0 24: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex(+0x1579e) [0x564388c6579e] _start ??:0 ===== TinyProfilers ====== main() Amr::init() Amr::initialInit() Amr::FinalizeInit() Amr::bldFineLevels() Amr::grid_places() AmrMesh::MakeNewGrids() Castro::errorEst() Castro::apply_tagging_func() Castro::derive() FillPatchIterator::Initialize