=== 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.TRUESDC.ex() [0x5921a6]
    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.TRUESDC.ex() [0x59431d]
    amrex::BLBackTrace::handler(int)
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_BLBackTrace.cpp:85:15

 2: /lib64/libc.so.6(+0x3da60) [0x7fc035ebca60]
    __restore_rt
??:0

 3: ./Castro2d.gnu.TEST.TPROF.MPI.TRUESDC.ex() [0x4339de]
    problem_initialize_state_data(int, int, int, amrex::Array4<double> const&, amrex::GeometryData const&) inlined at /raid/testing/castro-gfortran/Castro//Source/driver/Castro.cpp:1075:44 in Castro::initData()
./problem_initialize_state_data.H:63:22
operator()
/raid/testing/castro-gfortran/Castro//Source/driver/Castro.cpp:1075:44
call_f<Castro::initData()::<lambda(int, int, int)> >
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_GpuLaunchFunctsC.H:29:10
ParallelFor<Castro::initData()::<lambda(int, int, int)> >
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_GpuLaunchFunctsC.H:119:23
Castro::initData()
/raid/testing/castro-gfortran/Castro//Source/driver/Castro.cpp:1070:29

 4: ./Castro2d.gnu.TEST.TPROF.MPI.TRUESDC.ex() [0x5eaec7]
    std::__shared_count<(__gnu_cxx::_Lock_policy)2>::~__shared_count() inlined at /usr/include/c++/10/bits/shared_ptr_base.h:1183:7 in amrex::Amr::defBaseLevel(double, amrex::BoxArray const*, amrex::Vector<int, std::allocator<int> > const*)
/usr/include/c++/10/bits/shared_ptr_base.h:732:6
std::__shared_ptr<amrex::BoxList, (__gnu_cxx::_Lock_policy)2>::~__shared_ptr()
/usr/include/c++/10/bits/shared_ptr_base.h:1183:7
std::shared_ptr<amrex::BoxList>::~shared_ptr()
/usr/include/c++/10/bits/shared_ptr.h:121:11
amrex::BoxArray::~BoxArray()
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_BoxArray.H:542:5
amrex::Amr::defBaseLevel(double, amrex::BoxArray const*, amrex::Vector<int, std::allocator<int> > const*)
/raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:2504:14

 5: ./Castro2d.gnu.TEST.TPROF.MPI.TRUESDC.ex() [0x5f6b0d]
    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:1266:19 in amrex::Amr::init(double, double)
/raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:1283:5
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:1266:19
amrex::Amr::init(double, double)
/raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:1142:20

 6: ./Castro2d.gnu.TEST.TPROF.MPI.TRUESDC.ex() [0x420f8b]
    main
/raid/testing/castro-gfortran/Castro//Source/driver/main.cpp:124:33

 7: /lib64/libc.so.6(__libc_start_main+0xf2) [0x7fc035ea71e2]
    __libc_start_main
??:0

 8: ./Castro2d.gnu.TEST.TPROF.MPI.TRUESDC.ex() [0x42780e]
    _start
??:0


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