Rust coredump backtrace

gistfile1.txt

thread '<unnamed>' panicked at 'couldn't load Sapling spend parameters file: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/libcore/result.rs:1009:5
stack backtrace:
   0: std::sys::unix::backtrace::tracing::imp::unwind_backtrace
             at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:49
   1: std::panicking::default_hook::{{closure}}
             at src/libstd/sys_common/backtrace.rs:71
             at src/libstd/sys_common/backtrace.rs:59
             at src/libstd/panicking.rs:211
   2: std::panicking::rust_panic_with_hook
             at src/libstd/panicking.rs:227
             at src/libstd/panicking.rs:491
   3: std::panicking::continue_panic_fmt
             at src/libstd/panicking.rs:398
   4: rust_begin_unwind
             at src/libstd/panicking.rs:325
   5: core::panicking::panic_fmt
             at src/libcore/panicking.rs:95
   6: core::result::unwrap_failed
   7: librustzcash_init_zksnark_params
   8: _Z8AppInit2RN5boost12thread_groupER10CScheduler
             at ./init.cpp:863
             at ./init.cpp:1415
   9: _Z7AppInitiPPc
             at ./bitcoind.cpp:278
  10: main
             at ./bitcoind.cpp:308
  11: __libc_start_main
  12: _start
./src/hushd: line 75:  3825 Aborted