=== 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() [0x73909e]
    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() [0x738bc0]
    amrex::BLBackTrace::handler(int)
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_BLBackTrace.cpp:85:15

 2: /lib64/libc.so.6(+0x3da60) [0x7f6fe30eba60]
    __restore_rt
??:0

 3: ./Castro2d.gnu.DEBUG.TPROF.MPI.OMP.ex() [0x42e580]
    void actual_eos<eos_input_t, eos_t>(eos_input_t, eos_t&)
/raid/testing/castro-gfortran/Microphysics//EOS/gamma_law/actual_eos.H:259:65

 4: ./Castro2d.gnu.DEBUG.TPROF.MPI.OMP.ex() [0x42a1e2]
    void eos<eos_input_t, eos_t>(eos_input_t, eos_t&, bool)
/raid/testing/castro-gfortran/Microphysics//interfaces/eos.H:437:1

 5: ./Castro2d.gnu.DEBUG.TPROF.MPI.OMP.ex() [0x440149]
    double const& amrex::max<double>(double const&, double const&) inlined at /raid/testing/castro-gfortran/Castro//Source/driver/Castro_setup.cpp:285:66 in Castro::variableSetUp()
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_Algorithm.H:37:19
Castro::variableSetUp()
/raid/testing/castro-gfortran/Castro//Source/driver/Castro_setup.cpp:285:66

 6: ./Castro2d.gnu.DEBUG.TPROF.MPI.OMP.ex() [0x452125]
    CastroBld::variableSetUp()
/raid/testing/castro-gfortran/Castro//Source/driver/CastroBld.cpp:34:1

 7: ./Castro2d.gnu.DEBUG.TPROF.MPI.OMP.ex() [0x7f24f2]
    amrex::Amr::InitAmr()
/raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:237:28

 8: ./Castro2d.gnu.DEBUG.TPROF.MPI.OMP.ex() [0x7f1da9]
    amrex::Amr::Amr(amrex::LevelBld*)
/raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:212:1

 9: ./Castro2d.gnu.DEBUG.TPROF.MPI.OMP.ex() [0x452abd]
    main
/raid/testing/castro-gfortran/Castro//Source/driver/main.cpp:118:40

10: /lib64/libc.so.6(__libc_start_main+0xf2) [0x7f6fe30d61e2]
    __libc_start_main
??:0

11: ./Castro2d.gnu.DEBUG.TPROF.MPI.OMP.ex() [0x40a87e]
    _start
??:0


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