=== 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(+0x1dd9f0) [0x55ec7178a9f0] 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(+0x1dff56) [0x55ec7178cf56] amrex::BLBackTrace::handler(int) /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_BLBackTrace.cpp:80:8 2: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0xe6777) [0x55ec71693777] amrex::Abort_host(char const*) /raid/testing/castro-gfortran/amrex//Src/Base/AMReX.cpp:247:1 3: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0xeaae4) [0x55ec71697ae4] squeryval /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_ParmParse.cpp:714:12 4: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0xf7219) [0x55ec716a4219] std::__cxx11::basic_string, std::allocator >::_M_is_local() const inlined at /usr/include/c++/9/bits/basic_string.h:231:6 in amrex::ParmParse::query(char const*, int&, int) const /usr/include/c++/9/bits/basic_string.h:222:26 std::__cxx11::basic_string, std::allocator >::_M_dispose() /usr/include/c++/9/bits/basic_string.h:231:6 std::__cxx11::basic_string, std::allocator >::~basic_string() /usr/include/c++/9/bits/basic_string.h:658:9 amrex::ParmParse::query(char const*, int&, int) const /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_ParmParse.cpp:1218:43 5: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0x5384d) [0x55ec7160084d] initialize_cpp_runparams() tmp_build_dir/castro_sources/2d.gnu.TEST.TPROF.MPI.OMP.EXE/castro_queries.H:165:9 6: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0x3d374) [0x55ec715ea374] Castro::read_params() /raid/testing/castro-gfortran/Castro//Source/driver/Castro.cpp:225:26 7: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0x63ffc) [0x55ec71610ffc] Castro::variableSetUp() /raid/testing/castro-gfortran/Castro//Source/driver/Castro_setup.cpp:205:53 8: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0x24629c) [0x55ec717f329c] amrex::Amr::InitAmr() /raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:236:28 9: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0x2482b4) [0x55ec717f52b4] amrex::Amr::Amr() /raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:209:1 10: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0x27be8) [0x55ec715d4be8] main /raid/testing/castro-gfortran/Castro//Source/driver/main.cpp:127:17 11: /lib64/libc.so.6(__libc_start_main+0xf3) [0x7f4c316071a3] __libc_start_main ??:0 12: ./Castro2d.gnu.TEST.TPROF.MPI.OMP.ex(+0x3171e) [0x55ec715de71e] _start tmp_build_dir/castro_sources/2d.gnu.TEST.TPROF.MPI.OMP.EXE/prob_parameters.cpp:85:3 ===== TinyProfilers ====== main() Amr::InitAmr()