=== 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(+0x1b6945) [0x55bc4a5f1945]
    amrex::BLBackTrace::print_backtrace_info(_IO_FILE*)
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_BLBackTrace.cpp:172:39

 1: ./Castro2d.gnu.TEST.TPROF.MPI.TRUESDC.ex(+0x1b8576) [0x55bc4a5f3576]
    amrex::BLBackTrace::handler(int)
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_BLBackTrace.cpp:76:8

 2: ./Castro2d.gnu.TEST.TPROF.MPI.TRUESDC.ex(+0x278d0f) [0x55bc4a6b3d0f]
    __amrex_error_module_MOD_amrex_error0
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_error_mod.F90:41

 3: ./Castro2d.gnu.TEST.TPROF.MPI.TRUESDC.ex(+0x2d5ce7) [0x55bc4a710ce7]
    ca_sdc_update_centers_o4
/raid/testing/castro-gfortran/Castro//Source/sdc/sdc_util_nd.F90:771

 4: ./Castro2d.gnu.TEST.TPROF.MPI.TRUESDC.ex(+0xc47a1) [0x55bc4a4ff7a1]
    Castro::do_sdc_update(int, int, double)
/raid/testing/castro-gfortran/Castro//Source/sdc/Castro_sdc.cpp:231:25

 5: ./Castro2d.gnu.TEST.TPROF.MPI.TRUESDC.ex(+0x514dd) [0x55bc4a48c4dd]
    Castro::do_advance_sdc(double, double, int, int)
/raid/testing/castro-gfortran/Castro//Source/driver/Castro_advance_sdc.cpp:224:18

 6: ./Castro2d.gnu.TEST.TPROF.MPI.TRUESDC.ex(+0x4c2a0) [0x55bc4a4872a0]
    Castro::advance(double, double, int, int)
/raid/testing/castro-gfortran/Castro//Source/driver/Castro_advance.cpp:62:42

 7: ./Castro2d.gnu.TEST.TPROF.MPI.TRUESDC.ex(+0x21b28d) [0x55bc4a65628d]
    amrex::Amr::timeStep(int, double, int, int, double)
/raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:2054:81

 8: ./Castro2d.gnu.TEST.TPROF.MPI.TRUESDC.ex(+0x20d2fa) [0x55bc4a6482fa]
    std::vector<double, std::allocator<double> >::operator[](unsigned long) inlined at /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_Vector.H:34:54 in amrex::Amr::coarseTimeStep(double)
/usr/include/c++/9/bits/stl_vector.h:1042:2
amrex::Vector<double, std::allocator<double> >::operator[](unsigned long)
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_Vector.H:34:54
amrex::Amr::coarseTimeStep(double)
/raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:2381:26

 9: ./Castro2d.gnu.TEST.TPROF.MPI.TRUESDC.ex(+0x228ac) [0x55bc4a45d8ac]
    main
/raid/testing/castro-gfortran/Castro//Source/driver/main.cpp:143:33

10: /lib64/libc.so.6(__libc_start_main+0xf3) [0x7f56c882a1a3]
    __libc_start_main
??:0

11: ./Castro2d.gnu.TEST.TPROF.MPI.TRUESDC.ex(+0x2cf4e) [0x55bc4a467f4e]
    _start
??:0


===== TinyProfilers ======
main()
Amr::coarseTimeStep()
Amr::timeStep()
Castro::advance()
Castro::do_advance_sdc()
Castro::do_sdc_update()