=== 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.ex() [0x599f36]
    amrex::BLBackTrace::print_backtrace_info(_IO_FILE*)
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_BLBackTrace.cpp:179:39

 1: ./Castro2d.gnu.TEST.TPROF.MPI.ex() [0x59c0ad]
    amrex::BLBackTrace::handler(int)
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_BLBackTrace.cpp:85:15

 2: ./Castro2d.gnu.TEST.TPROF.MPI.ex() [0x445dac]
    std::vector<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::allocator<std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > > >::~vector() inlined at /raid/testing/castro-gfortran/Castro//Source/driver/runtime_parameters.H:92:56 in validate_runparams()
/usr/include/c++/10/bits/stl_vector.h:680:15
validate_runparams()
/raid/testing/castro-gfortran/Castro//Source/driver/runtime_parameters.H:92:56

 3: ./Castro2d.gnu.TEST.TPROF.MPI.ex() [0x440d26]
    Castro::variableSetUp()
/raid/testing/castro-gfortran/Castro//Source/driver/Castro_setup.cpp:220:14

 4: ./Castro2d.gnu.TEST.TPROF.MPI.ex() [0x5f399c]
    amrex::Amr::InitAmr()
/raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:239:28

 5: ./Castro2d.gnu.TEST.TPROF.MPI.ex() [0x5f5a18]
    amrex::Amr::Amr(amrex::LevelBld*)
/raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:212:1

 6: ./Castro2d.gnu.TEST.TPROF.MPI.ex() [0x420a73]
    main
/raid/testing/castro-gfortran/Castro//Source/driver/main.cpp:120:17

 7: /lib64/libc.so.6(__libc_start_main+0xf2) [0x7efe9d8d61e2]
    __libc_start_main
??:0

 8: ./Castro2d.gnu.TEST.TPROF.MPI.ex() [0x426c7e]
    _start
??:0


===== TinyProfilers ======
main()
Amr::InitAmr()