0.001 2017-05-01 22:14:53; Factorio 0.15.5 (build 29304, mac, steam)
   0.001 Operating system: Mac OS X 10.12.4
   0.001 Program arguments: "/Users/andrew/Library/Application Support/Steam/steamapps/common/Factorio/factorio.app" 
   0.001 Read data path: /Users/andrew/Library/Application Support/Steam/steamapps/common/Factorio/factorio.app/Contents/data
   0.001 Write data path: /Users/andrew/Library/Application Support/factorio
   0.001 Binaries path: /Users/andrew/Library/Application Support/Steam/steamapps/common
   0.013 System info: [CPU: Intel(R) Core(TM) i7 CPU       M 640  @ 2.80GHz, 4 cores, RAM: 8192MB]
   0.028 Display options: [FullScreen: 0] [VSync: 0] [UIScale: 100%] [MultiSampling: OFF] [Screen: 255]
   0.028 Available display adapters: 1
   0.028  [0]: resolution 1680x1050px at [0,0]
   0.028 Create display on adapter 0. Size 1280x720 at position [190, 147].
   0.873 Initialised OpenGL:[0] NVIDIA GeForce GT 330M OpenGL Engine; driver: 2.1 NVIDIA-10.2.34 310.90.10.05b54
   1.315 Graphics settings preset: medium
   1.315 Graphics options: [Graphics quality: normal] [Video memory usage: high] [Light scale: 25%] [DXT: false]
   1.515 Loading mod core 0.0.0 (data.lua)
   1.538 Loading mod base 0.15.5 (data.lua)
   1.801 Loading mod base 0.15.5 (data-updates.lua)
   1.951 Checksum for core: 2926038370
   1.951 Checksum of base: 2698305660
   2.401 Info PlayerData.cpp:57: Local player-data.json unavailable
   2.402 Info PlayerData.cpp:60: Cloud player-data.json available, timestamp 1467554342
   2.578 Loaded shader file /Users/andrew/Library/Application Support/Steam/steamapps/common/Factorio/factorio.app/Contents/data/core/graphics/shaders/game.glsl
   2.580 Loaded shader file /Users/andrew/Library/Application Support/Steam/steamapps/common/Factorio/factorio.app/Contents/data/core/graphics/shaders/zoom-to-world.glsl
   2.582 Crop bitmaps.
  16.194 Initial atlas bitmap size is 8192
  16.213 Created atlas bitmap 8192x8190
  16.215 Created atlas bitmap 8192x7422
  16.215 Created atlas bitmap 4096x1860
  16.215 Created atlas bitmap 4096x3656
Factorio crashed. Generating symbolized stacktrace, please wait ...
#0  0x000000010087b5b2 in Logger::logStacktrace(StackTraceInfo*) (in factorio) (Logger.cpp:408)
#1  0x000000010086c99d in CrashHandler::writeStackTrace() (in factorio) (CrashHandler.cpp:106)
#2  0x000000010086c92e in CrashHandler::SignalHandler(int) (in factorio) (CrashHandler.cpp:237)
#3  0x00007fffa150cb3a in 0x00007fffa150cb3a
#4  0x00000001026d8f18 in 0x00000001026d8f18 (in factorio)
#5  0x00007fffa1391420 in 0x00007fffa1391420
#6  0x00007fff997c7c05 in 0x00007fff997c7c05
#7  0x00000001122efd5e in 0x00000001122efd5e
#8  0x00000001122f04ba in 0x00000001122f04ba
#9  0x000000010b4c24f1 in 0x000000010b4c24f1
#10 0x00007fff9090b126 in 0x00007fff9090b126
#11 0x00000001026c28d0 in 0x00000001026c28d0 (in factorio)
#12 0x00007fff893d10bf in 0x00007fff893d10bf
#13 0x0000000100cf1799 in flip_display (in factorio) (osxgl.m:1732)
#14 0x0000000100370489 in LoadingSplashScreen::render(bool) (in factorio) (LoadingSplashScreen.cpp:78)
#15 0x000000010033a21b in AtlasSystem::loadSprites(bool) (in factorio) (LoadingSplashScreen.cpp:133)
#16 0x000000010033c21f in AtlasSystem::tryLoadSpritesWithFallbackToMinimalMode(bool) (in factorio) (AtlasSystem.cpp:882)
#17 0x000000010032cc6f in AtlasSystem::build() (in factorio) (AtlasSystem.cpp:949)
#18 0x0000000100329bb4 in GlobalContext::init(bool, bool, bool) (in factorio) (GlobalContext.cpp:448)
#19 0x0000000100655982 in MainLoop::run(boost::filesystem::path const&, boost::filesystem::path const&, bool, bool, bool, std::__1::function<void ()>, boost::filesystem::path const&, MainLoop::HeavyMode) (in factorio) (MainLoop.cpp:166)
#20 0x00000001006526f1 in _al_mangled_main (in factorio) (Main.cpp:881)
#21 0x0000000100cedae7 in +[AllegroAppDelegate app_main:] (in factorio) (osx_app_delegate.m:229)
#22 0x00007fff8d026bcd in 0x00007fff8d026bcd
#23 0x00007fffa15169af in 0x00007fffa15169af
#24 0x00007fffa15168fb in 0x00007fffa15168fb
#25 0x00007fffa1516101 in 0x00007fffa1516101
  21.296 Error Util.cpp:76: 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.