SIGSEGV: Illegal storage access. (Attempt to read from nil?) / EXC_BAD_ACCESS with basic.nim example

[timotheecour]

rnim --passl:-Wl,-rpath,$(brew --prefix fswatch)/lib $nim_D/nim-fswatch/examples/basic.nim nim c --nimcache:/tmp/nim//nimcache/ -o:/tmp/nim//app -r --passl:-Wl,-rpath,/Users/timothee/homebrew/opt/fswatch/lib /Users/timothee/git_clone//nim//nim-fswatch/examples/basic.nim

fails here: discard handle.add_path(directory_to_watch)

with gdb: (lldb) bt

• thread #1, queue = 'com.apple.main-thread', stop reason = EXC_BAD_ACCESS (code=1, address=0x50d868)
  • frame #0: 0x000000010018e38d libfswatch.dylib fsw_add_path + 158 frame #1: 0x0000000100015acb app NimMainModule + 1227 frame #2: 0x00000001000155f9 app NimMainInner + 9 frame #3: 0x0000000100015e1a app NimMain + 42 frame #4: 0x0000000100015e67 app main + 71 frame #5: 0x00007fff7ad6c085 libdyld.dylib start + 1

likewise with discard handle.add_path("./")