=== 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: /raid/testing/castro-gpu/amrex/Tools/Plotfile//fcompare.gnu.ex() [0x5045a6]
    amrex::BLBackTrace::print_backtrace_info(_IO_FILE*)
/raid/testing/castro-gpu/amrex//Src/Base/AMReX_BLBackTrace.cpp:179:39

 1: /raid/testing/castro-gpu/amrex/Tools/Plotfile//fcompare.gnu.ex() [0x50671d]
    amrex::BLBackTrace::handler(int)
/raid/testing/castro-gpu/amrex//Src/Base/AMReX_BLBackTrace.cpp:85:15

 2: /raid/testing/castro-gpu/amrex/Tools/Plotfile//fcompare.gnu.ex() [0x47b582]
    amrex::Error(char const*) inlined at /raid/testing/castro-gpu/amrex//Src/Base/AMReX_FabConv.cpp:1014:19 in amrex::RealDescriptor::convertToNativeFormat(double*, long, std::istream&, amrex::RealDescriptor const&)
/raid/testing/castro-gpu/amrex//Src/Base/AMReX.H:120:5
amrex::RealDescriptor::convertToNativeFormat(double*, long, std::istream&, amrex::RealDescriptor const&)
/raid/testing/castro-gpu/amrex//Src/Base/AMReX_FabConv.cpp:1014:19

 3: /raid/testing/castro-gpu/amrex/Tools/Plotfile//fcompare.gnu.ex() [0x49e5d6]
    amrex::FABio_binary::read(std::istream&, amrex::FArrayBox&) const
/raid/testing/castro-gpu/amrex//Src/Base/AMReX_FArrayBox.cpp:882:15

 4: /raid/testing/castro-gpu/amrex/Tools/Plotfile//fcompare.gnu.ex() [0x4a0248]
    amrex::FArrayBox::readFrom(std::istream&, int)
/raid/testing/castro-gpu/amrex//Src/Base/AMReX_FArrayBox.cpp:633:9

 5: /raid/testing/castro-gpu/amrex/Tools/Plotfile//fcompare.gnu.ex() [0x469948]
    amrex::VisMF::readFAB(int, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, amrex::VisMF::Header const&, int)
/raid/testing/castro-gpu/amrex//Src/Base/AMReX_VisMF.cpp:1406:22

 6: /raid/testing/castro-gpu/amrex/Tools/Plotfile//fcompare.gnu.ex() [0x50144b]
    amrex::PlotFileDataImpl::get(int, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&)
/raid/testing/castro-gpu/amrex//Src/Base/AMReX_PlotFileDataImpl.cpp:138:82

 7: /raid/testing/castro-gpu/amrex/Tools/Plotfile//fcompare.gnu.ex() [0x4155f6]
    amrex::FabArray<amrex::FArrayBox>::operator=(amrex::FabArray<amrex::FArrayBox>&&) inlined at /raid/testing/castro-gpu/amrex//Src/Base/AMReX_MultiFab.H:95:15 in main_main()
/raid/testing/castro-gpu/amrex//Src/Base/AMReX_FabArray.H:1363:14
amrex::MultiFab::operator=(amrex::MultiFab&&)
/raid/testing/castro-gpu/amrex//Src/Base/AMReX_MultiFab.H:95:15
main_main()
/raid/testing/castro-gpu/amrex/Tools/Plotfile/fcompare.cpp:212:67

 8: /raid/testing/castro-gpu/amrex/Tools/Plotfile//fcompare.gnu.ex() [0x411d60]
    main
/raid/testing/castro-gpu/amrex/Tools/Plotfile/fcompare.cpp:386:22

 9: /lib64/libc.so.6(__libc_start_main+0xf2) [0x7fd437f7e1e2]
    __libc_start_main
??:0

10: /raid/testing/castro-gpu/amrex/Tools/Plotfile//fcompare.gnu.ex() [0x41431e]
    _start
??:0