=== 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: ./Castro1d.gnu.TEST.TPROF.MPI.OMP.ex() [0x5eeac6]
    amrex::BLBackTrace::print_backtrace_info(_IO_FILE*)
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_BLBackTrace.cpp:179:39

 1: ./Castro1d.gnu.TEST.TPROF.MPI.OMP.ex() [0x5f1922]
    amrex::BLBackTrace::handler(int)
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_BLBackTrace.cpp:85:8

 2: ./Castro1d.gnu.TEST.TPROF.MPI.OMP.ex() [0x51ea47]
    amrex::Error_host(char const*)
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX.cpp:217:1

 3: ./Castro1d.gnu.TEST.TPROF.MPI.OMP.ex() [0x4592e1]
    std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::_Alloc_hider::_Alloc_hider(char*, std::allocator<char>&&) inlined at /usr/include/c++/10/bits/basic_string.h:433:36 in read_model_file(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >&, int)
/usr/include/c++/10/bits/basic_string.h:160:46
std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::basic_string()
/usr/include/c++/10/bits/basic_string.h:433:36
read_model_file(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >&, int)
/raid/testing/castro-gfortran/Castro//Util/model_parser_cxx/model_parser.H:491:17

 4: ./Castro1d.gnu.TEST.TPROF.MPI.OMP.ex() [0x447425]
    problem_initialize() inlined at /raid/testing/castro-gfortran/Castro//Source/driver/Castro.cpp:890:27 in Castro::initMFs()
./problem_initialize.H:28:24
Castro::initMFs()
/raid/testing/castro-gfortran/Castro//Source/driver/Castro.cpp:890:27

 5: ./Castro1d.gnu.TEST.TPROF.MPI.OMP.ex() [0x447aac]
    Castro::Castro(amrex::Amr&, int, amrex::Geometry const&, amrex::BoxArray const&, amrex::DistributionMapping const&, double)
/raid/testing/castro-gfortran/Castro//Source/driver/Castro.cpp:611:5

 6: ./Castro1d.gnu.TEST.TPROF.MPI.OMP.ex() [0x4797cd]
    CastroBld::operator()(amrex::Amr&, int, amrex::Geometry const&, amrex::BoxArray const&, amrex::DistributionMapping const&, double)
/raid/testing/castro-gfortran/Castro//Source/driver/CastroBld.cpp:57:1

 7: ./Castro1d.gnu.TEST.TPROF.MPI.OMP.ex() [0x63658c]
    std::__uniq_ptr_impl<amrex::AmrLevel, std::default_delete<amrex::AmrLevel> >::reset(amrex::AmrLevel*) inlined at /usr/include/c++/10/bits/unique_ptr.h:456:12 in amrex::Amr::defBaseLevel(double, amrex::BoxArray const*, amrex::Vector<int, std::allocator<int> > const*)
/usr/include/c++/10/bits/unique_ptr.h:179:16
std::unique_ptr<amrex::AmrLevel, std::default_delete<amrex::AmrLevel> >::reset(amrex::AmrLevel*)
/usr/include/c++/10/bits/unique_ptr.h:456:12
amrex::Amr::defBaseLevel(double, amrex::BoxArray const*, amrex::Vector<int, std::allocator<int> > const*)
/raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:2505:23

 8: ./Castro1d.gnu.TEST.TPROF.MPI.OMP.ex() [0x640035]
    amrex::Amr::InitializeInit(double, double, amrex::BoxArray const*, amrex::Vector<int, std::allocator<int> > const*) inlined at /raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:1242:19 in amrex::Amr::init(double, double)
/raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:1259:5
amrex::Amr::initialInit(double, double, amrex::BoxArray const*, amrex::Vector<int, std::allocator<int> > const*)
/raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:1242:19
amrex::Amr::init(double, double)
/raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:1122:20

 9: ./Castro1d.gnu.TEST.TPROF.MPI.OMP.ex() [0x428e30]
    main
/raid/testing/castro-gfortran/Castro//Source/driver/main.cpp:122:33

10: /lib64/libc.so.6(__libc_start_main+0xf2) [0x7fcb03f8e1e2]
    __libc_start_main
??:0

11: ./Castro1d.gnu.TEST.TPROF.MPI.OMP.ex() [0x43a81e]
    _start
??:0


===== TinyProfilers ======
main()
Amr::init()
Amr::initialInit()
Amr::InitializeInit()
Amr::defBaseLevel()