=== 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: ./Castro1d.gnu.TEST.TPROF.MPI.OMP.SMPLSDC.ex(+0x1f17c0) [0x56315de147c0]
    amrex::BLBackTrace::print_backtrace_info(_IO_FILE*)
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_BLBackTrace.cpp:174:39

 1: ./Castro1d.gnu.TEST.TPROF.MPI.OMP.SMPLSDC.ex(+0x1f3d26) [0x56315de16d26]
    amrex::BLBackTrace::handler(int)
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_BLBackTrace.cpp:80:8

 2: ./Castro1d.gnu.TEST.TPROF.MPI.OMP.SMPLSDC.ex(+0x10ef71) [0x56315dd31f71]
    amrex::Assert_host(char const*, char const*, int, char const*)
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX.cpp:292:9

 3: ./Castro1d.gnu.TEST.TPROF.MPI.OMP.SMPLSDC.ex(+0x1cfc5f) [0x56315ddf2c5f]
    amrex::Assert(char const*, char const*, int, char const*) inlined at /raid/testing/castro-gfortran/amrex//Src/Base/AMReX_MFIter.cpp:258:9 in amrex::MFIter::MFIter(amrex::FabArrayBase const&, unsigned char)
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX.H:189:20
amrex::MFIter::Initialize()
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_MFIter.cpp:258:9
amrex::MFIter::MFIter(amrex::FabArrayBase const&, unsigned char)
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_MFIter.cpp:27:15

 4: ./Castro1d.gnu.TEST.TPROF.MPI.OMP.SMPLSDC.ex(+0x267936) [0x56315de8a936]
    void amrex::FabArray<amrex::FArrayBox>::setDomainBndry<amrex::FArrayBox, 0>(double, int, int, amrex::Geometry const&) [clone ._omp_fn.0]
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_BaseFab.H:3542:23

 5: /lib64/libgomp.so.1(GOMP_parallel+0x46) [0x7fcaaf6584c6]
    GOMP_parallel
??:0

 6: ./Castro1d.gnu.TEST.TPROF.MPI.OMP.SMPLSDC.ex(+0x2630dc) [0x56315de860dc]
    void amrex::FabArray<amrex::FArrayBox>::setDomainBndry<amrex::FArrayBox, 0>(double, int, int, amrex::Geometry const&)
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_FabArray.H:1504:1

 7: ./Castro1d.gnu.TEST.TPROF.MPI.OMP.SMPLSDC.ex(+0x25e5f0) [0x56315de815f0]
    amrex::FillPatchIterator::Initialize(int, double, int, int, int)
/raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_AmrLevel.cpp:1000:32

 8: ./Castro1d.gnu.TEST.TPROF.MPI.OMP.SMPLSDC.ex(+0x25f564) [0x56315de82564]
    amrex::AmrLevel::FillPatch(amrex::AmrLevel&, amrex::MultiFab&, int, double, int, int, int, int)
/raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_AmrLevel.cpp:2211:19

 9: ./Castro1d.gnu.TEST.TPROF.MPI.OMP.SMPLSDC.ex(+0x25f7d9) [0x56315de827d9]
    amrex::AmrLevel::derive(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, double, int)
/raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_AmrLevel.cpp:1636:18

10: ./Castro1d.gnu.TEST.TPROF.MPI.OMP.SMPLSDC.ex(+0x43f2e) [0x56315dc66f2e]
    Castro::derive(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, double, int)
/raid/testing/castro-gfortran/Castro//Source/driver/Castro.cpp:3678:5

11: ./Castro1d.gnu.TEST.TPROF.MPI.OMP.SMPLSDC.ex(+0x66ffc) [0x56315dc89ffc]
    Castro::volWgtSum(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, double, bool, bool)
/raid/testing/castro-gfortran/Castro//Source/driver/sum_utils.cpp:25:17

12: ./Castro1d.gnu.TEST.TPROF.MPI.OMP.SMPLSDC.ex(+0x68d47) [0x56315dc8bd47]
    Castro::sum_integrated_quantities()
/raid/testing/castro-gfortran/Castro//Source/driver/sum_integrated_quantities.cpp:45:16

13: ./Castro1d.gnu.TEST.TPROF.MPI.OMP.SMPLSDC.ex(+0x3640f) [0x56315dc5940f]
    Castro::post_init(double)
/raid/testing/castro-gfortran/Castro//Source/driver/Castro.cpp:2346:9

14: ./Castro1d.gnu.TEST.TPROF.MPI.OMP.SMPLSDC.ex(+0x2453db) [0x56315de683db]
    amrex::Amr::FinalizeInit(double, double)
/raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:1323:25

15: ./Castro1d.gnu.TEST.TPROF.MPI.OMP.SMPLSDC.ex(+0x24bf52) [0x56315de6ef52]
    amrex::Amr::initialInit(double, double, amrex::BoxArray const*, amrex::Vector<int, std::allocator<int> > const*) inlined at /raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:1116:20 in amrex::Amr::init(double, double)
/raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:1235:5
amrex::Amr::init(double, double)
/raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:1116:20

16: ./Castro1d.gnu.TEST.TPROF.MPI.OMP.SMPLSDC.ex(+0x23830) [0x56315dc46830]
    main
/raid/testing/castro-gfortran/Castro//Source/driver/main.cpp:131:33

17: /lib64/libc.so.6(__libc_start_main+0xf3) [0x7fcaaf4661a3]
    __libc_start_main
??:0

18: ./Castro1d.gnu.TEST.TPROF.MPI.OMP.SMPLSDC.ex(+0x3207e) [0x56315dc5507e]
    _start
??:0


===== TinyProfilers ======
main()
Amr::init()
Amr::initialInit()
Amr::FinalizeInit()
Castro::post_init()
Castro::volWgtSum()
Castro::derive()
FillPatchIterator::Initialize