=== 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.SMPLSDC.ex() [0x8bc226]
    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.SMPLSDC.ex() [0x8bbd5a]
    amrex::BLBackTrace::handler(int)
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_BLBackTrace.cpp:85:15

 2: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex() [0x76f2bc]
    amrex::ParallelDescriptor::Abort(int, bool)
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_ParallelDescriptor.cpp:206:29

 3: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex() [0x7267a7]
    amrex::Assert_host(char const*, char const*, int, char const*)
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX.cpp:314:1

 4: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex() [0x45707a]
    amrex::Assert(char const*, char const*, int, char const*) inlined at /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_FabArray.H:1825:5 in void amrex::FabArray<amrex::FArrayBox>::setVal<amrex::FArrayBox, 0>(double, int, int, amrex::IntVect const&)
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX.H:209:5
void amrex::FabArray<amrex::FArrayBox>::setVal<amrex::FArrayBox, 0>(double, int, int, amrex::IntVect const&)
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_FabArray.H:1825:5

 5: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex() [0x451909]
    void amrex::FabArray<amrex::FArrayBox>::setVal<amrex::FArrayBox, 0>(double, int)
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_FabArray.H:1285:1

 6: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex() [0x41dbc3]
    Castro::initData()
/raid/testing/castro-gfortran/Castro//Source/driver/Castro.cpp:1095:29

 7: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex() [0x97dc2f]
    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

 8: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex() [0x977c51]
    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

 9: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex() [0x977b3a]
    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

10: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex() [0x977437]
    amrex::Amr::init(double, double)
/raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:1143:13

11: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex() [0x49b4e8]
    main
/raid/testing/castro-gfortran/Castro//Source/driver/main.cpp:124:33

12: /lib64/libc.so.6(__libc_start_main+0xf2) [0x7f36d9da31e2]
    __libc_start_main
??:0

13: ./Castro2d.gnu.DEBUG.TPROF.MPI.SMPLSDC.ex() [0x4096fe]
    _start
??:0


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