=== 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.OMP.TRUESDC.ex() [0x561c56]
    amrex::BLBackTrace::print_backtrace_info(_IO_FILE*)
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_BLBackTrace.cpp:174:39

 1: ./Castro1d.gnu.TEST.TPROF.OMP.TRUESDC.ex() [0x56387d]
    amrex::BLBackTrace::handler(int)
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX_BLBackTrace.cpp:80:8

 2: ./Castro1d.gnu.TEST.TPROF.OMP.TRUESDC.ex() [0x4b87d7]
    amrex::Error(char const*)
/raid/testing/castro-gfortran/amrex//Src/Base/AMReX.cpp:211:1

 3: ./Castro1d.gnu.TEST.TPROF.OMP.TRUESDC.ex() [0x43ea6e]
    generate_initial_model(int, double, double, model_t, int)
./initial_model.H:338:53

 4: ./Castro1d.gnu.TEST.TPROF.OMP.TRUESDC.ex() [0x4325be]
    problem_initialize() inlined at /raid/testing/castro-gfortran/Castro//Source/driver/Castro.cpp:564:25 in Castro::Castro(amrex::Amr&, int, amrex::Geometry const&, amrex::BoxArray const&, amrex::DistributionMapping const&, double)
./problem_setup.H:44:27
Castro::Castro(amrex::Amr&, int, amrex::Geometry const&, amrex::BoxArray const&, amrex::DistributionMapping const&, double)
/raid/testing/castro-gfortran/Castro//Source/driver/Castro.cpp:564:25

 5: ./Castro1d.gnu.TEST.TPROF.OMP.TRUESDC.ex() [0x45fdad]
    CastroBld::operator()(amrex::Amr&, int, amrex::Geometry const&, amrex::BoxArray const&, amrex::DistributionMapping const&, double)
/raid/testing/castro-gfortran/Castro//Source/driver/CastroBld.cpp:57:1

 6: ./Castro1d.gnu.TEST.TPROF.OMP.TRUESDC.ex() [0x59e9fc]
    std::enable_if<std::__and_<std::__not_<std::__is_tuple_like<amrex::AmrLevel*> >, std::is_move_constructible<amrex::AmrLevel*>, std::is_move_assignable<amrex::AmrLevel*> >::value, void>::type std::swap<amrex::AmrLevel*>(amrex::AmrLevel*&, amrex::AmrLevel*&) inlined at /usr/include/c++/9/bits/unique_ptr.h:400:6 in amrex::Amr::defBaseLevel(double, amrex::BoxArray const*, amrex::Vector<int, std::allocator<int> > const*)
/usr/include/c++/9/bits/move.h:193:11
std::unique_ptr<amrex::AmrLevel, std::default_delete<amrex::AmrLevel> >::reset(amrex::AmrLevel*)
/usr/include/c++/9/bits/unique_ptr.h:400:6
amrex::Amr::defBaseLevel(double, amrex::BoxArray const*, amrex::Vector<int, std::allocator<int> > const*)
/raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:2495:23

 7: ./Castro1d.gnu.TEST.TPROF.OMP.TRUESDC.ex() [0x5a5f58]
    amrex::Amr::InitializeInit(double, double, amrex::BoxArray const*, amrex::Vector<int, std::allocator<int> > const*) inlined at /raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:1240:19 in amrex::Amr::init(double, double)
/raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:1257:5
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:1240:19
amrex::Amr::init(double, double)
/raid/testing/castro-gfortran/amrex//Src/Amr/AMReX_Amr.cpp:1120:20

 8: ./Castro1d.gnu.TEST.TPROF.OMP.TRUESDC.ex() [0x41e458]
    main
/raid/testing/castro-gfortran/Castro//Source/driver/main.cpp:131:33

 9: /lib64/libc.so.6(__libc_start_main+0xf3) [0x7fb4872751a3]
    __libc_start_main
??:0

10: ./Castro1d.gnu.TEST.TPROF.OMP.TRUESDC.ex() [0x4273ee]
    _start
??:0


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