0.000 2019-02-27 17:11:11; Factorio 0.17.1 (build 43001, mac, steam)
   0.000 Operating system: macOS 10.14.1
   0.000 Program arguments: "/Users/tarendai/Library/Application Support/Steam/steamapps/common/Factorio/factorio.app/Contents/MacOS/factorio" 
   0.000 Read data path: /Users/tarendai/Library/Application Support/Steam/steamapps/common/Factorio/factorio.app/Contents/data
   0.000 Write data path: /Users/tarendai/Library/Application Support/factorio [811320/953904MB]
   0.000 Binaries path: /Users/tarendai/Library/Application Support/Steam/steamapps/common/Factorio/factorio.app/Contents
   0.007 System info: [CPU: Intel(R) Core(TM) i7-8559U CPU @ 2.70GHz, 8 cores, RAM: 16384 MB]
   0.007 Display options: [FullScreen: 0] [VSync: 1] [UIScale: custom (225.0%)] [MultiSampling: OFF] [Screen: 255] [Lang: en]
   0.068 Available displays: 1
   0.068  [0]: Color LCD - {[0,0], 1440x900, SDL_PIXELFORMAT_ARGB8888, 60Hz}
   0.155 Initialised OpenGL:[0] Intel(R) Iris(TM) Plus Graphics 655; driver: 4.1 INTEL-12.2.17
   0.155   [Extensions] s3tc:yes; KHR_debug:NO; ARB_clear_texture:NO, ARB_copy_image:NO
   0.155   [Version] 4.1
   0.278 Graphics settings preset: high
   0.278   Dedicated video memory size 1536 MB (detected from Intel(R) Iris(TM) Plus Graphics 655)
   0.278 Graphics options: [Graphics quality: normal] [Video memory usage: medium] [Light scale: 25%] [DXT: low-quality]
   0.278                   [Max load threads: 32] [Max texture size: 4096] [Tex.Stream.: 1] [Low quality rotation: 1]
   0.553 Loading mod core 0.0.0 (data.lua)
   0.622 Loading mod base 0.17.1 (data.lua)
   0.834 Loading mod base 0.17.1 (data-updates.lua)
   0.927 Checksum for core: 1014885620
   0.927 Checksum of base: 819815259
   1.386 Loading sounds...
   1.584 Info PlayerData.cpp:69: Local player-data.json unavailable
   1.584 Info PlayerData.cpp:72: Cloud player-data.json available, timestamp 1551286138
   1.732 Initial atlas bitmap size is 4096
   1.734 Created atlas bitmap 4096x4092 [none]
   1.734 Created atlas bitmap 680x100 [none]
   1.734 Created atlas bitmap 4096x1952 [decal]
   1.734 Created atlas bitmap 4096x3824 [low-object]
   1.734 Created atlas bitmap 4096x2000 [mipmap, linear-minification, linear-magnification, linear-mip-level]
   1.736 Created atlas bitmap 4096x4096 [terrain, mipmap, linear-minification, linear-mip-level, no-crop]
   1.736 Created atlas bitmap 4096x4000 [terrain, mipmap, linear-minification, linear-mip-level, no-crop]
   1.736 Created atlas bitmap 4096x1600 [smoke, mipmap, linear-minification, linear-magnification]
   1.736 Created atlas bitmap 4096x1392 [not-compressed, mipmap, linear-minification, linear-magnification, linear-mip-level, no-crop, no-scale]
   1.736 Created atlas bitmap 4096x828 [alpha-mask]
   1.739 Created atlas bitmap 4096x4092 [shadow, linear-magnification, alpha-mask]
   1.740 Created atlas bitmap 4096x4096 [shadow, linear-magnification, alpha-mask]
   1.744 Created atlas bitmap 4096x4088 [shadow, linear-magnification, alpha-mask]
   1.744 Created atlas bitmap 4096x512 [shadow, linear-magnification, alpha-mask]
   1.744 Created atlas bitmap 4096x1264 [shadow, mipmap, linear-magnification, alpha-mask]
   1.935 Created virtual atlas pages 4096x4096x7
   2.444 Parallel Sprite Loader initialized (threads: 7)
   4.993 Sprites loaded
   5.075 Generated mipmaps for atlas of size 4096x3824
   5.142 Generated mipmaps for atlas of size 4096x2000
   5.221 Generated mipmaps for atlas of size 4096x4096
   5.293 Generated mipmaps for atlas of size 4096x4000
   5.348 Generated mipmaps for atlas of size 4096x1600
   5.385 Generated mipmaps for atlas of size 4096x1392
   5.467 Generated mipmaps for atlas of size 4096x1264
   5.579 Generated mipmaps for virtual atlas of size 8192x16384
   5.583 Custom inputs active: 0
   5.637 Factorio initialised
  34.746 Loading map /Users/tarendai/Library/Application Support/factorio/saves/_autosave2.zip: 3381532 bytes.
  34.780 Loading Level.dat: 4961289 bytes.
  34.782 Info Scenario.cpp:147: Map version 0.17.1-1
  34.847 Loading script.dat: 419294 bytes.
  34.873 Checksum for script /Users/tarendai/Library/Application Support/factorio/temp/currently-playing/control.lua: 3450137175
Factorio crashed. Generating symbolized stacktrace, please wait ...
 470.550 Warning Logger.cpp:487: Couldn't symbolize stacktrace: (resolving symbol failed: fread). Make sure you have atos installed to produce better stacktraces

Stack trace logging done
 470.562 Warning Logger.cpp:487: Couldn't symbolize stacktrace: (resolving symbol failed: fread). Make sure you have atos installed to produce better stacktraces

 470.562 Error Inventory.cpp:858: this->handPosition == NO_ITEM_STACK_INDEX was not true
Logger::writeStacktrace skipped.
 470.563 Error CrashHandler.cpp:174: Map tick at moment of crash: 4970131
 470.563 Error Util.cpp:89: 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.