=== 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(+0x1d6d40) [0x560c6af27d40] 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(+0x1d92a6) [0x560c6af2a2a6] amrex::BLBackTrace::handler(int) /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_BLBackTrace.cpp:80:8 2: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0xdfe47) [0x560c6ae30e47] amrex::Abort_host(char const*) /raid/testing/castro-gfortran/amrex//Src/Base/AMReX.cpp:247:1 3: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0xedec2) [0x560c6ae3eec2] __gnu_cxx::__enable_if::__value, bool>::__type std::operator==(std::__cxx11::basic_string, std::allocator > const&, std::__cxx11::basic_string, std::allocator > const&) inlined at /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_ParmParse.cpp:535:14 in amrex::(anonymous namespace)::addDefn(std::__cxx11::basic_string, std::allocator >&, std::__cxx11::list, std::allocator >, std::allocator, std::allocator > > >&, std::__cxx11::list >&) /usr/include/c++/9/bits/basic_string.h:6151:28 addDefn /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_ParmParse.cpp:535:14 4: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0xee656) [0x560c6ae3f656] std::__cxx11::basic_string, std::allocator >::assign(std::__cxx11::basic_string, std::allocator > const&) inlined at /usr/include/c++/9/bits/basic_string.h:696:27 in amrex::(anonymous namespace)::bldTable(char const*&, std::__cxx11::list >&) /usr/include/c++/9/bits/basic_string.h:1366:2 std::__cxx11::basic_string, std::allocator >::operator=(std::__cxx11::basic_string, std::allocator > const&) /usr/include/c++/9/bits/basic_string.h:696:27 bldTable /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_ParmParse.cpp:625:14 5: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0xed9bb) [0x560c6ae3e9bb] std::__cxx11::basic_ostringstream, std::allocator >::str() const inlined at /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_ParmParse.cpp:504:57 in amrex::(anonymous namespace)::read_file(char const*, std::__cxx11::list >&) /usr/include/c++/9/sstream:678:33 read_file /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_ParmParse.cpp:504:57 6: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0xee9db) [0x560c6ae3f9db] ppinit inlined at /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_ParmParse.cpp:1078:11 in amrex::ParmParse::Initialize(int, char**, char const*) /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_ParmParse.cpp:891:5 amrex::ParmParse::Initialize(int, char**, char const*) /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_ParmParse.cpp:1078:11 7: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0xe2321) [0x560c6ae33321] amrex::Initialize(int&, char**&, bool, int, std::function const&, std::ostream&, std::ostream&, void (*)(char const*)) /raid/testing/castro-gfortran/amrex//Src/Base/AMReX.cpp:431:42 8: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0x270ff) [0x560c6ad780ff] main /raid/testing/castro-gfortran/Castro//Source/driver/main.cpp:53:22 9: /lib64/libc.so.6(__libc_start_main+0xf3) [0x7f38db91e1a3] __libc_start_main ??:0 10: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0x2f16e) [0x560c6ad8016e] _start tmp_build_dir/castro_sources/2d.gnu.TEST.TPROF.MPI.OMP.EXE/prob_parameters.cpp:61:3 ===== TinyProfilers ======