0.000 2021-09-08 16:30:13; Factorio 1.1.39 (build 58937, mac, steam)
   0.000 Operating system: macOS 10.11.6
   0.000 Program arguments: "/Users/robertdall/Library/Application Support/Steam/steamapps/common/Factorio/factorio.app/Contents/MacOS/factorio" 
   0.000 Read data path: /Users/robertdall/Library/Application Support/Steam/steamapps/common/Factorio/factorio.app/Contents/data
   0.000 Write data path: /Users/robertdall/Library/Application Support/factorio [85129/475946MB]
   0.000 Binaries path: /Users/robertdall/Library/Application Support/Steam/steamapps/common/Factorio/factorio.app/Contents
   0.036 System info: [CPU: Intel(R) Core(TM) i7-4850HQ CPU @ 2.30GHz, 8 cores, RAM: 16384 MB]
   0.036 Display options: [FullScreen: 1] [VSync: 1] [UIScale: automatic (100.0%)] [Native DPI: 1] [Screen: 255] [Special: lmW] [Lang: en]
   0.114 Available displays: 1
   0.125  [0]: LG FULL HD - {[0,0], 1920x1080, SDL_PIXELFORMAT_ARGB8888, 60Hz, 0x1b56d543(0x08)}
   0.848 Initialised OpenGL:[0] NVIDIA GeForce GT 750M OpenGL Engine; driver: 4.1 NVIDIA-10.10.14 310.42.25f02
   0.848   [Extensions] s3tc:yes; KHR_debug:NO; ARB_clear_texture:NO, ARB_copy_image:NO
   0.848   [Version] 4.1
   0.848 Graphics settings preset: high
   0.848   Dedicated video memory size 2048 MB (detected from GeForce GT 750M; VendorID: 0x1022700)
   0.978 Graphics options: [Graphics quality: high] [Video memory usage: all] [DXT: high-quality] [Color: 32bit]
   0.978                   [Max threads (load/render): 32/6] [Max texture size: 0] [Tex.Stream.: 0] [Rotation quality: low] [Other: STDCwt] [B:-4,C:0,S:100]
   1.020 [Audio] Backend:default; Depth:16, Channel:2, Frequency:44100; MixerQuality:linear
   1.151 Error GlobalModSettings.cpp:177: Failed to read mod settings: Map version 0.17.79-0 cannot be loaded because it is lower than the minimum input version (0.18.0-0).
   1.152 Loading mod core 0.0.0 (data.lua)
   1.238 Loading mod base 1.1.39 (data.lua)
   1.534 Loading mod base 1.1.39 (data-updates.lua)
   1.656 Checksum for core: 2513062293
   1.656 Checksum of base: 1955203571
   1.893 Prototype list checksum: 3034860339
   1.989 Loading sounds...
   2.034 Info PlayerData.cpp:73: Local player-data.json unavailable
   2.034 Info PlayerData.cpp:76: Cloud player-data.json available, timestamp 1631142870
   2.202 Initial atlas bitmap size is 16384
   2.221 Created atlas bitmap 16384x16384 [none]
   2.223 Created atlas bitmap 16384x10556 [none]
   2.223 Created atlas bitmap 8192x4188 [decal]
   2.224 Created atlas bitmap 16384x5568 [low-object]
   2.224 Created atlas bitmap 8192x4208 [mipmap, linear-minification, linear-magnification, linear-mip-level]
   2.224 Created atlas bitmap 16384x6064 [terrain, mipmap, linear-minification, linear-mip-level]
   2.224 Created atlas bitmap 4096x3216 [terrain-effect-map, mipmap, linear-minification, linear-mip-level]
   2.224 Created atlas bitmap 4096x1840 [smoke, mipmap, linear-minification, linear-magnification]
   2.224 Created atlas bitmap 4096x3104 [mipmap]
   2.224 Created atlas bitmap 8192x2240 [icon, not-compressed, mipmap, linear-minification, linear-magnification, linear-mip-level]
   2.225 Created atlas bitmap 8192x1496 [alpha-mask]
   2.226 Created atlas bitmap 16384x13388 [shadow, linear-magnification, alpha-mask]
   2.226 Created atlas bitmap 8192x2352 [shadow, mipmap, linear-magnification, alpha-mask]
   2.226 Created atlas bitmap 2048x240 [icon-background, not-compressed, mipmap, linear-minification, linear-magnification, linear-mip-level, ]
   2.226 Texture processor created (2048). GPU accelerated compression Supported: yes, Enabled: NO/NO. 
   2.826 Parallel Sprite Loader initialized (threads: 7)
  17.419 Sprites loaded
  17.958 Generated mipmaps (4) for atlas [3] of size 16384x5568   <total: 536.68, render: 0.99, copy-to-host: 110.26, convert: 417.60, update: 7.04>
  18.135 Generated mipmaps (3) for atlas [4] of size 8192x4208   
  18.597 Generated mipmaps (3) for atlas [5] of size 16384x6064   
  18.649 Generated mipmaps (3) for atlas [6] of size 4096x3216   
  18.685 Generated mipmaps (3) for atlas [7] of size 4096x1840   
  18.716 Generated mipmaps (3) for atlas [8] of size 4096x3104   
  18.762 Generated mipmaps (5) for atlas [9] of size 8192x2240   
  18.821 Generated mipmaps (3) for atlas [12] of size 8192x2352   
  18.825 Custom mipmaps uploaded.
  18.991 Error CrashHandler.cpp:633: Received SIGSEGV
Factorio crashed. Generating symbolized stacktrace, please wait ...
#1  0x0000000107878652 in Logger::logStacktrace(StackTraceInfo*) + 0x12
#2  0x0000000106cbb729 in CrashHandler::writeStackTrace(CrashHandler::CrashReason) + 0xb9
#3  0x000000010785fab4 in CrashHandler::commonSignalHandler(int) + 0x74
#4  0x000000010785ef89 in CrashHandler::SignalHandler(int) + 0x9
#5  0x00007fff90f4852a in _sigtramp + 0x1a
Stack trace logging done
  18.997 Error Util.cpp:97: Unexpected error occurred. If you're running the latest version of the game you can help us solve the problem by posting the contents of the log file on the Factorio forums.
Please also include the save file(s), any mods you may be using, and any steps you know of to reproduce the crash.