=== 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.DEBUG.TPROF.MPI.OMP.ex() [0x711f16]
    amrex::BLBackTrace::print_backtrace_info(_IO_FILE*)
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_BLBackTrace.cpp:175:29

 1: ./Castro2d.gnu.DEBUG.TPROF.MPI.OMP.ex() [0x711a38]
    amrex::BLBackTrace::handler(int)
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_BLBackTrace.cpp:85:15

 2: /lib64/libc.so.6(+0x3da60) [0x7f9d21c6ca60]
    __restore_rt
??:0

 3: ./Castro2d.gnu.DEBUG.TPROF.MPI.OMP.ex() [0x4261f7]
    analytic(double const*, double, int)
./prob_util.H:24:17

 4: ./Castro2d.gnu.DEBUG.TPROF.MPI.OMP.ex() [0x4267ad]
    problem_initialize_state_data(int, int, int, amrex::Array4<double> const&, amrex::GeometryData const&)
./problem_initialize_state_data.H:38:25

 5: ./Castro2d.gnu.DEBUG.TPROF.MPI.OMP.ex() [0x40dd04]
    Castro::initData()::{lambda(int, int, int)#1}::operator()(int, int, int) const
/raid/testing/castro-gfortran/Castro//Source/driver/Castro.cpp:1076:11

 6: ./Castro2d.gnu.DEBUG.TPROF.MPI.OMP.ex() [0x41c2a1]
    call_f<Castro::initData()::<lambda(int, int, int)> >
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_GpuLaunchFunctsC.H:30:5

 7: ./Castro2d.gnu.DEBUG.TPROF.MPI.OMP.ex() [0x41a5a4]
    ParallelFor<Castro::initData()::<lambda(int, int, int)> >
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_GpuLaunchFunctsC.H:118:5

 8: ./Castro2d.gnu.DEBUG.TPROF.MPI.OMP.ex() [0x40ebdd]
    Castro::initData()
/raid/testing/castro-gfortran/Castro//Source/driver/Castro.cpp:1061:47

 9: ./Castro2d.gnu.DEBUG.TPROF.MPI.OMP.ex() [0x7d6c31]
    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

10: ./Castro2d.gnu.DEBUG.TPROF.MPI.OMP.ex() [0x7d0c53]
    amrex::Amr::InitializeInit(double, double, amrex::BoxArray const*, amrex::Vector<int, std::allocator<int> > const*)
/raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:1283:5

11: ./Castro2d.gnu.DEBUG.TPROF.MPI.OMP.ex() [0x7d0b3c]
    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:1274:19

12: ./Castro2d.gnu.DEBUG.TPROF.MPI.OMP.ex() [0x7d0439]
    amrex::Amr::init(double, double)
/raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:1143:13

13: ./Castro2d.gnu.DEBUG.TPROF.MPI.OMP.ex() [0x451d4e]
    main
/raid/testing/castro-gfortran/Castro//Source/driver/main.cpp:124:33

14: /lib64/libc.so.6(__libc_start_main+0xf2) [0x7f9d21c571e2]
    __libc_start_main
??:0

15: ./Castro2d.gnu.DEBUG.TPROF.MPI.OMP.ex() [0x40a72e]
    _start
??:0


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