Heroku-error

2020-06-19T08:49:56.576787+00:00 app[web.1]: fatal: error thrown and no exception handler available.
2020-06-19T08:49:56.578559+00:00 app[web.1]: #<null>
2020-06-19T08:49:56.580631+00:00 app[web.1]: jl_errorf at /buildworker/worker/package_linux64/build/src/rtutils.c:77
2020-06-19T08:49:56.580925+00:00 app[web.1]: jl_load_dynamic_library at /buildworker/worker/package_linux64/build/src/dlload.c:233
2020-06-19T08:49:56.584505+00:00 app[web.1]: jl_get_library_ at /buildworker/worker/package_linux64/build/src/runtime_ccall.cpp:50
2020-06-19T08:49:56.584715+00:00 app[web.1]: jl_get_library_ at /buildworker/worker/package_linux64/build/src/runtime_ccall.cpp:39 [inlined]
2020-06-19T08:49:56.584741+00:00 app[web.1]: jl_load_and_lookup at /buildworker/worker/package_linux64/build/src/runtime_ccall.cpp:61
2020-06-19T08:49:56.642676+00:00 app[web.1]: jlplt_LLVMResetFatalErrorHandler_30338 at /app/julia/lib/julia/sys.so (unknown line)
2020-06-19T08:49:56.652829+00:00 app[web.1]: macro expansion at /app/.julia/packages/LLVM/pINgj/src/base.jl:18 [inlined]
2020-06-19T08:49:56.652912+00:00 app[web.1]: LLVMResetFatalErrorHandler at /app/.julia/packages/LLVM/pINgj/lib/8.0/libLLVM_h.jl:109 [inlined]
2020-06-19T08:49:56.652937+00:00 app[web.1]: _install_handlers at /app/.julia/packages/LLVM/pINgj/src/core/context.jl:112 [inlined]
2020-06-19T08:49:56.652960+00:00 app[web.1]: __init__ at /app/.julia/packages/LLVM/pINgj/src/LLVM.jl:148
2020-06-19T08:49:56.658648+00:00 app[web.1]: jfptr___init___30326 at /app/julia/lib/julia/sys.so (unknown line)
2020-06-19T08:49:56.661427+00:00 app[web.1]: _jl_invoke at /buildworker/worker/package_linux64/build/src/gf.c:2144 [inlined]
2020-06-19T08:49:56.661566+00:00 app[web.1]: jl_apply_generic at /buildworker/worker/package_linux64/build/src/gf.c:2322
2020-06-19T08:49:56.663538+00:00 app[web.1]: jl_apply at /buildworker/worker/package_linux64/build/src/julia.h:1700 [inlined]
2020-06-19T08:49:56.663595+00:00 app[web.1]: jl_module_run_initializer at /buildworker/worker/package_linux64/build/src/toplevel.c:74
2020-06-19T08:49:56.665532+00:00 app[web.1]: _julia_init at /buildworker/worker/package_linux64/build/src/init.c:788
2020-06-19T08:49:56.665643+00:00 app[web.1]: unknown function (ip: 0x401527)
2020-06-19T08:49:56.690662+00:00 app[web.1]: __libc_start_main at /lib/x86_64-linux-gnu/libc.so.6 (unknown line)
2020-06-19T08:49:56.690740+00:00 app[web.1]: unknown function (ip: 0x4015d4)
2020-06-19T08:49:56.810019+00:00 heroku[web.1]: Process exited with status 1
2020-06-19T08:50:16.352625+00:00 heroku[web.1]: State changed from starting to crashed
2020-06-19T08:50:17.709122+00:00 heroku[router]: at=error code=H10 desc="App crashed" method=GET path="/" host=calm-ridge-36936.herokuapp.com request_id=ee3730ba-8b1a-40fc-b025-d2dcda996749 fwd="157.45.240.182" dyno= connect= service= status=503 bytes= protocol=https