Dota 2 freezes

gistfile1.txt

Computer Information:
    Manufacturer:  Apple
    Model:  MacBookPro9,1
    Form Factor: Laptop
    No Touch Input Detected
    
Processor Information:
    CPU Vendor:  GenuineIntel
    CPU Brand:        Intel(R) Core(TM) i7-3615QM CPU @ 2.30GHz
    CPU Family:  0x6
    CPU Model:  0x3a
    CPU Stepping:  0x9
    CPU Type:  0x0
    Speed:  2300 Mhz
    8 logical processors
    4 physical processors
    HyperThreading:  Supported
    FCMOV:  Supported
    SSE2:  Supported
    SSE3:  Supported
    SSSE3:  Supported
    SSE4a:  Unsupported
    SSE41:  Supported
    SSE42:  Supported
    AES:  Supported
    AVX:  Supported
    CMPXCHG16B:  Supported
    LAHF/SAHF:  Supported
    PrefetchW:  Unsupported
    
Network Information:
    Network Speed:  
    
Operating System Version:
    MacOS 10.11.6 (64 bit)
    
Video Card:
    Driver:  Intel HD Graphics 4000

    Driver Version:  1.2
    Driver Date: 0  0
    OpenGL Version: 2.1
    Desktop Color Depth: 32 bits per pixel
    Monitor Refresh Rate: 0 Hz
    VendorID:  0x8086
    DeviceID:  0x166
    Revision:  0x9
    Number of Monitors:  1
    Number of Logical Video Cards:  2
    Primary Display Resolution:  1440 x 900
    Desktop Resolution: 1440 x 900
    Primary Display Size: 12.95" x 8.15"  (15.28" diag)
                                            32.9cm x 20.7cm  (38.8cm diag)
    Primary VRAM: 0 MB
    
Memory:
    RAM:  4096 Mb
    
Miscellaneous:
    UI Language:  English
    Microphone:  Not set
    Steam Controller Cable and Base:  Not set
    Media Type:  DVD
    Total Hard Disk Space Available:  475766 Mb
    Largest Free Hard Disk Block:  401399 Mb
    VR Headset: None detected