This script, using requests and multiprocessing, will segfault on MacOS 16.4.0 with python 3.6.1. In 3.6.0 it runs fine. 

The program is reduced from a much larger program, some weird things need to be present to trigger the crash. For instance the unused tornado imports on the top. 

Crash log: 

Process:               Python [1510]
Path:                  /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/Resources/Python.app/Contents/MacOS/Python
Identifier:            Python
Version:               3.6.1 (3.6.1)
Code Type:             X86-64 (Native)
Parent Process:        Python [1509]
Responsible:           Python [1510]
User ID:               501

Date/Time:             2017-05-17 14:23:47.307 +0200
OS Version:            Mac OS X 10.12.3 (16D32)
Report Version:        12
Anonymous UUID:        DB16C70B-F979-86B6-864C-0AC84B0E6402

Sleep/Wake UUID:       03D0B108-E764-4834-A88D-7919CAF9B786

Time Awake Since Boot: 630 seconds

System Integrity Protection: enabled

Crashed Thread:        0  Dispatch queue: com.apple.os.log

Exception Type:        EXC_BAD_ACCESS (SIGSEGV)
Exception Codes:       KERN_INVALID_ADDRESS at 0x000000010b692832
Exception Note:        EXC_CORPSE_NOTIFY

Termination Signal:    Segmentation fault: 11
Termination Reason:    Namespace SIGNAL, Code 0xb
Terminating Process:   exc handler [0]

VM Regions Near 0x10b692832:
    VM_ALLOCATE            000000010b652000-000000010b692000 [  256K] rw-/rwx SM=COW  
--> 
    shared memory          000000010b6e3000-000000010b6eb000 [   32K] r--/rw- SM=SHM  

Application Specific Information:
crashed on child side of fork pre-exec

Thread 0 Crashed:: Dispatch queue: com.apple.os.log
0   libsystem_trace.dylib         	0x00007fffab4bb622 _os_log_cmp_key + 4
1   libsystem_c.dylib             	0x00007fffab324144 rb_tree_find_node + 58
2   libsystem_trace.dylib         	0x00007fffab4bbb5a __os_log_create_block_invoke + 30
3   libdispatch.dylib             	0x00007fffab2460b8 _dispatch_client_callout + 8
4   libdispatch.dylib             	0x00007fffab246cf2 _dispatch_barrier_sync_f_invoke + 83
5   libsystem_trace.dylib         	0x00007fffab4bb8ac os_log_create + 590
6   com.apple.SystemConfiguration 	0x00007fff9c8faafa __SCDynamicStoreCheckRetryAndHandleError + 167
7   com.apple.SystemConfiguration 	0x00007fff9c8f9e12 SCDynamicStoreCopyValue + 189
8   com.apple.SystemConfiguration 	0x00007fff9c8fe6fb SCDynamicStoreCopyProxiesWithOptions + 560
9   _scproxy.cpython-36m-darwin.so	0x000000010b536911 get_proxy_settings + 24
10  org.python.python             	0x000000010a464081 _PyCFunction_FastCallDict + 526
11  org.python.python             	0x000000010a4c87d7 call_function + 489
12  org.python.python             	0x000000010a4c15ca _PyEval_EvalFrameDefault + 5000
13  org.python.python             	0x000000010a4c992e _PyFunction_FastCall + 121
14  org.python.python             	0x000000010a4c87ae call_function + 448
15  org.python.python             	0x000000010a4c15ca _PyEval_EvalFrameDefault + 5000
16  org.python.python             	0x000000010a4c992e _PyFunction_FastCall + 121
17  org.python.python             	0x000000010a4c87ae call_function + 448
18  org.python.python             	0x000000010a4c15ca _PyEval_EvalFrameDefault + 5000
19  org.python.python             	0x000000010a4c992e _PyFunction_FastCall + 121
20  org.python.python             	0x000000010a4c87ae call_function + 448
21  org.python.python             	0x000000010a4c15ca _PyEval_EvalFrameDefault + 5000
22  org.python.python             	0x000000010a4c992e _PyFunction_FastCall + 121
23  org.python.python             	0x000000010a4c87ae call_function + 448
24  org.python.python             	0x000000010a4c15ca _PyEval_EvalFrameDefault + 5000
25  org.python.python             	0x000000010a4c992e _PyFunction_FastCall + 121
26  org.python.python             	0x000000010a4c87ae call_function + 448
27  org.python.python             	0x000000010a4c15ca _PyEval_EvalFrameDefault + 5000
28  org.python.python             	0x000000010a4c8fa7 _PyEval_EvalCodeWithName + 1829
29  org.python.python             	0x000000010a4c985e _PyFunction_FastCallDict + 444
30  org.python.python             	0x000000010a42c4d9 _PyObject_FastCallDict + 196
31  org.python.python             	0x000000010a42c5fc _PyObject_Call_Prepend + 156
32  org.python.python             	0x000000010a42c35a PyObject_Call + 101
33  org.python.python             	0x000000010a4c1825 _PyEval_EvalFrameDefault + 5603
34  org.python.python             	0x000000010a4c8fa7 _PyEval_EvalCodeWithName + 1829
35  org.python.python             	0x000000010a4c0207 PyEval_EvalCodeEx + 52
36  org.python.python             	0x000000010a44c493 function_call + 338
37  org.python.python             	0x000000010a42c35a PyObject_Call + 101
38  org.python.python             	0x000000010a4c1825 _PyEval_EvalFrameDefault + 5603
39  org.python.python             	0x000000010a4c8fa7 _PyEval_EvalCodeWithName + 1829
40  org.python.python             	0x000000010a4c9693 fast_function + 227
41  org.python.python             	0x000000010a4c87ae call_function + 448
42  org.python.python             	0x000000010a4c15ca _PyEval_EvalFrameDefault + 5000
43  org.python.python             	0x000000010a4c8fa7 _PyEval_EvalCodeWithName + 1829
44  org.python.python             	0x000000010a4c0207 PyEval_EvalCodeEx + 52
45  org.python.python             	0x000000010a44c493 function_call + 338
46  org.python.python             	0x000000010a42c35a PyObject_Call + 101
47  org.python.python             	0x000000010a4c1825 _PyEval_EvalFrameDefault + 5603
48  org.python.python             	0x000000010a4c8fa7 _PyEval_EvalCodeWithName + 1829
49  org.python.python             	0x000000010a4c0207 PyEval_EvalCodeEx + 52
50  org.python.python             	0x000000010a44c493 function_call + 338
51  org.python.python             	0x000000010a42c35a PyObject_Call + 101
52  org.python.python             	0x000000010a4c1825 _PyEval_EvalFrameDefault + 5603
53  org.python.python             	0x000000010a4c992e _PyFunction_FastCall + 121
54  org.python.python             	0x000000010a4c87ae call_function + 448
55  org.python.python             	0x000000010a4c15ca _PyEval_EvalFrameDefault + 5000
56  org.python.python             	0x000000010a4c992e _PyFunction_FastCall + 121
57  org.python.python             	0x000000010a4c87ae call_function + 448
58  org.python.python             	0x000000010a4c15ca _PyEval_EvalFrameDefault + 5000
59  org.python.python             	0x000000010a4c992e _PyFunction_FastCall + 121
60  org.python.python             	0x000000010a4c87ae call_function + 448
61  org.python.python             	0x000000010a4c15ca _PyEval_EvalFrameDefault + 5000
62  org.python.python             	0x000000010a4c992e _PyFunction_FastCall + 121
63  org.python.python             	0x000000010a42c4d9 _PyObject_FastCallDict + 196
64  org.python.python             	0x000000010a42c5fc _PyObject_Call_Prepend + 156
65  org.python.python             	0x000000010a42c35a PyObject_Call + 101
66  org.python.python             	0x000000010a477052 slot_tp_init + 57
67  org.python.python             	0x000000010a474072 type_call + 184
68  org.python.python             	0x000000010a42c4a4 _PyObject_FastCallDict + 143
69  org.python.python             	0x000000010a4c87a7 call_function + 441
70  org.python.python             	0x000000010a4c15ca _PyEval_EvalFrameDefault + 5000
71  org.python.python             	0x000000010a4c992e _PyFunction_FastCall + 121
72  org.python.python             	0x000000010a4c87ae call_function + 448
73  org.python.python             	0x000000010a4c15ca _PyEval_EvalFrameDefault + 5000
74  org.python.python             	0x000000010a4c992e _PyFunction_FastCall + 121
75  org.python.python             	0x000000010a4c87ae call_function + 448
76  org.python.python             	0x000000010a4c15ca _PyEval_EvalFrameDefault + 5000
77  org.python.python             	0x000000010a4c992e _PyFunction_FastCall + 121
78  org.python.python             	0x000000010a4c87ae call_function + 448
79  org.python.python             	0x000000010a4c15ca _PyEval_EvalFrameDefault + 5000
80  org.python.python             	0x000000010a4c8fa7 _PyEval_EvalCodeWithName + 1829
81  org.python.python             	0x000000010a4c985e _PyFunction_FastCallDict + 444
82  org.python.python             	0x000000010a42c4d9 _PyObject_FastCallDict + 196
83  org.python.python             	0x000000010a42c5fc _PyObject_Call_Prepend + 156
84  org.python.python             	0x000000010a42c35a PyObject_Call + 101
85  org.python.python             	0x000000010a477052 slot_tp_init + 57
86  org.python.python             	0x000000010a474072 type_call + 184
87  org.python.python             	0x000000010a42c4a4 _PyObject_FastCallDict + 143
88  org.python.python             	0x000000010a42c84a _PyObject_FastCallKeywords + 97
89  org.python.python             	0x000000010a4c87a7 call_function + 441
90  org.python.python             	0x000000010a4c1665 _PyEval_EvalFrameDefault + 5155
91  org.python.python             	0x000000010a4c8fa7 _PyEval_EvalCodeWithName + 1829
92  org.python.python             	0x000000010a4c9693 fast_function + 227
93  org.python.python             	0x000000010a4c87ae call_function + 448
94  org.python.python             	0x000000010a4c15ca _PyEval_EvalFrameDefault + 5000
95  org.python.python             	0x000000010a4c992e _PyFunction_FastCall + 121
96  org.python.python             	0x000000010a4c87ae call_function + 448
97  org.python.python             	0x000000010a4c15ca _PyEval_EvalFrameDefault + 5000
98  org.python.python             	0x000000010a4c8fa7 _PyEval_EvalCodeWithName + 1829
99  org.python.python             	0x000000010a4c01cd PyEval_EvalCode + 43
100 org.python.python             	0x000000010a4e7896 run_mod + 54
101 org.python.python             	0x000000010a4e7b76 PyRun_FileExFlags + 180
102 org.python.python             	0x000000010a4e7103 PyRun_SimpleFileExFlags + 280
103 org.python.python             	0x000000010a4fad40 Py_Main + 3268
104 org.python.python             	0x000000010a41fe1d 0x10a41e000 + 7709
105 libdyld.dylib                 	0x00007fffab27c255 start + 1

Thread 0 crashed with X86 Thread State (64-bit):
  rax: 0x00007fff557dddf0  rbx: 0x00007fb62371bda0  rcx: 0x0030000000000203  rdx: 0x00007fff557dde20
  rdi: 0x000000010b692830  rsi: 0x00007fb62371bda0  rbp: 0x00007fff557ddd90  rsp: 0x00007fff557ddd58
   r8: 0x0000000000000001   r9: 0x0000000000000048  r10: 0x00000000ffffffff  r11: 0xffffffffb8e7ea1f
  r12: 0x00007fffb40ccf58  r13: 0x00007fffab4bb61e  r14: 0x00007fff557dde20  r15: 0x00007fb62371bdb0
  rip: 0x00007fffab4bb622  rfl: 0x0000000000010206  cr2: 0x000000010b692832
  
Logical CPU:     1
Error Code:      0x00000004
Trap Number:     14


Binary Images:
       0x10a41e000 -        0x10a41ffff +org.python.python (3.6.1 - 3.6.1) <D55855B2-6471-32FB-928E-9DACA8C1C80B> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/Resources/Python.app/Contents/MacOS/Python
       0x10a422000 -        0x10a589ff7 +org.python.python (3.6.1, [c] 2001-2017 Python Software Foundation. - 3.6.1) <BBE7D719-E3AA-3509-B6AD-4B72711E242B> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/Python
       0x10a93b000 -        0x10a93cfff +_heapq.cpython-36m-darwin.so (0) <54F82A35-6CF9-32FF-A3F3-AF86FA224275> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/_heapq.cpython-36m-darwin.so
       0x10aa41000 -        0x10aa42fff +_posixsubprocess.cpython-36m-darwin.so (0) <01E6D41B-7379-35E6-92EC-2CC21B6F5A33> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/_posixsubprocess.cpython-36m-darwin.so
       0x10aa45000 -        0x10aa48fff +select.cpython-36m-darwin.so (0) <BF9BF6E4-BC56-30E6-8735-E151441F23C2> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/select.cpython-36m-darwin.so
       0x10aa4d000 -        0x10aa52ff7 +math.cpython-36m-darwin.so (0) <33E7F994-B390-3BE1-8198-AFCC28BC0322> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/math.cpython-36m-darwin.so
       0x10aa58000 -        0x10aa5bffb +_struct.cpython-36m-darwin.so (0) <87BA4ABD-DA9A-383D-9660-4F49EC6DF92C> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/_struct.cpython-36m-darwin.so
       0x10aa62000 -        0x10aa62fff +_opcode.cpython-36m-darwin.so (0) <88828C22-AAD7-367B-918F-A3AAF268CCBD> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/_opcode.cpython-36m-darwin.so
       0x10aa65000 -        0x10aa65ff3 +speedups.cpython-36m-darwin.so (0) <FDC558F8-AA2F-3A34-8FF7-8EAD4148EADB> /usr/local/lib/python3.6/site-packages/tornado/speedups.cpython-36m-darwin.so
       0x10aa69000 -        0x10aaa6267  dyld (421.2) <947FC440-80F9-32F7-A773-6FC418FE1AB7> /usr/lib/dyld
       0x10abbd000 -        0x10abc5ff7 +_socket.cpython-36m-darwin.so (0) <4FE83626-F2BC-3C85-B74C-15073CBE43E8> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/_socket.cpython-36m-darwin.so
       0x10ac0f000 -        0x10ac1affb +_pickle.cpython-36m-darwin.so (0) <6A4A025A-358B-3E21-B00F-1BBF3BE92CC5> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/_pickle.cpython-36m-darwin.so
       0x10ac24000 -        0x10ac29fff +_json.cpython-36m-darwin.so (0) <5B388CD6-08FA-35FA-A82C-6B980D43F185> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/_json.cpython-36m-darwin.so
       0x10ac2d000 -        0x10ac32ffb +array.cpython-36m-darwin.so (0) <58EFC65F-637E-351D-83CF-6BBE1ACC4837> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/array.cpython-36m-darwin.so
       0x10ac39000 -        0x10ac3cfff +zlib.cpython-36m-darwin.so (0) <20F84555-58E4-3CF3-AF2B-53BED04E60C7> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/zlib.cpython-36m-darwin.so
       0x10ad41000 -        0x10ad4bff7 +_datetime.cpython-36m-darwin.so (0) <3F1F8FFB-CEA0-3C66-9D4F-F3BC5B60F725> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/_datetime.cpython-36m-darwin.so
       0x10ad93000 -        0x10ad9eff7 +_curses.cpython-36m-darwin.so (0) <0E85C94E-7E3F-3AC9-B332-8E373482FF9B> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/_curses.cpython-36m-darwin.so
       0x10ae26000 -        0x10ae27fff +_bz2.cpython-36m-darwin.so (0) <CCBFBCED-0FDF-32A3-B05B-FA54F8DEC81B> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/_bz2.cpython-36m-darwin.so
       0x10ae2b000 -        0x10ae2eff7 +_lzma.cpython-36m-darwin.so (0) <08D5A079-150F-31D1-AF9D-34C7CA1810FF> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/_lzma.cpython-36m-darwin.so
       0x10ae33000 -        0x10ae4fff3 +liblzma.5.dylib (0) <B757A805-DB26-3DD6-B5FE-291DB6FD3D18> /usr/local/opt/xz/lib/liblzma.5.dylib
       0x10ae55000 -        0x10ae56fff +grp.cpython-36m-darwin.so (0) <CAEB2910-F630-3051-B05E-A11FD745F4BD> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/grp.cpython-36m-darwin.so
       0x10ae99000 -        0x10ae9cfff +_hashlib.cpython-36m-darwin.so (0) <3CF81ECB-BFF3-30DD-B7F4-E791ACDE01F3> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/_hashlib.cpython-36m-darwin.so
       0x10aea0000 -        0x10aedfff7 +libssl.1.0.0.dylib (0) <79FF0E4D-0C49-3BC1-8885-6BFD213C1C3E> /usr/local/opt/openssl/lib/libssl.1.0.0.dylib
       0x10aefc000 -        0x10b06eaf7 +libcrypto.1.0.0.dylib (0) <323A70A1-8F5C-3541-9570-B46743A8CD31> /usr/local/opt/openssl/lib/libcrypto.1.0.0.dylib
       0x10b0e6000 -        0x10b0ebff7 +_blake2.cpython-36m-darwin.so (0) <B423A013-80BF-3879-8805-95EB8CEE025C> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/_blake2.cpython-36m-darwin.so
       0x10b0ef000 -        0x10b0fefff +_sha3.cpython-36m-darwin.so (0) <C144F471-7E7E-3DBF-BA59-75A83C8DAD93> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/_sha3.cpython-36m-darwin.so
       0x10b103000 -        0x10b103fff +_bisect.cpython-36m-darwin.so (0) <4D8C624C-2E17-3CE4-854E-F2EB89A4F5AB> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/_bisect.cpython-36m-darwin.so
       0x10b106000 -        0x10b107ffb +_random.cpython-36m-darwin.so (0) <38A84988-801D-338A-8E8F-A733F038154B> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/_random.cpython-36m-darwin.so
       0x10b10a000 -        0x10b10bffb +_multiprocessing.cpython-36m-darwin.so (0) <0801ABBF-9400-3D44-99F5-18BC272C7AFF> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/_multiprocessing.cpython-36m-darwin.so
       0x10b10e000 -        0x10b10ffff +fcntl.cpython-36m-darwin.so (0) <C6E3C98E-0162-333F-ABED-03622758B477> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/fcntl.cpython-36m-darwin.so
       0x10b193000 -        0x10b197fff +_asyncio.cpython-36m-darwin.so (0) <ABB9BBD7-2636-37DC-B148-36EBC532F027> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/_asyncio.cpython-36m-darwin.so
       0x10b25f000 -        0x10b26bfff +_ssl.cpython-36m-darwin.so (0) <B3AC1C40-1FA0-3F2F-94BC-D6C37BB8B571> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/_ssl.cpython-36m-darwin.so
       0x10b278000 -        0x10b27bff7 +binascii.cpython-36m-darwin.so (0) <BFC6F935-0E41-3628-9481-AA2959937097> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/binascii.cpython-36m-darwin.so
       0x10b450000 -        0x10b45fff7 +_ctypes.cpython-36m-darwin.so (0) <A70EE7D6-6F3D-37C6-9A11-72EAEE2B955F> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/_ctypes.cpython-36m-darwin.so
       0x10b4aa000 -        0x10b4b1ff7 +libuuid.dylib (0) <13A6DC18-3265-3CA7-8848-2F4A16F6333A> /usr/local/lib/libuuid.dylib
       0x10b535000 -        0x10b536fff +_scproxy.cpython-36m-darwin.so (0) <EEE7159D-073D-3FA6-8DA3-284C2D2CA26E> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/_scproxy.cpython-36m-darwin.so
       0x10b579000 -        0x10b64dff3 +unicodedata.cpython-36m-darwin.so (0) <FC35726F-4CDA-3F49-83E1-1810F0D65605> /usr/local/Cellar/python3/3.6.1/Frameworks/Python.framework/Versions/3.6/lib/python3.6/lib-dynload/unicodedata.cpython-36m-darwin.so
    0x7fff95ca7000 -     0x7fff96141fff  com.apple.CoreFoundation (6.9 - 1348.28) <A40AA224-7A50-3989-95D0-5A228A0E2FAF> /System/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation
    0x7fff97c89000 -     0x7fff97d1eff7  com.apple.framework.IOKit (2.0.2 - 1324.30.13) <163BE7FA-B29A-348F-8B5F-E301F2E8C964> /System/Library/Frameworks/IOKit.framework/Versions/A/IOKit
    0x7fff9c1ad000 -     0x7fff9c4ccfff  com.apple.security (7.0 - 57740.31.2) <A47D7BAE-0591-3184-8E44-FB2EB08A19C2> /System/Library/Frameworks/Security.framework/Versions/A/Security
    0x7fff9c8f7000 -     0x7fff9c968ff7  com.apple.SystemConfiguration (1.14 - 1.14) <D9A57D90-E54F-3E1A-AA2F-F5A694BCE4BB> /System/Library/Frameworks/SystemConfiguration.framework/Versions/A/SystemConfiguration
    0x7fffa9a9a000 -     0x7fffa9a9bff3  libDiagnosticMessagesClient.dylib (102) <422911A4-E273-3E88-BFC4-DF6470E48242> /usr/lib/libDiagnosticMessagesClient.dylib
    0x7fffa9cd3000 -     0x7fffa9cd3fff  libOpenScriptingUtil.dylib (172) <D025E180-BB3B-3FFA-98FC-B6835354D723> /usr/lib/libOpenScriptingUtil.dylib
    0x7fffa9cd9000 -     0x7fffa9cdaff3  libSystem.B.dylib (1238) <9CB018AF-54E9-300F-82BE-81FE553C9154> /usr/lib/libSystem.B.dylib
    0x7fffa9df2000 -     0x7fffa9df2ff3  libauto.dylib (187) <5BBF6A00-CC76-389D-84E7-CA88EDADE683> /usr/lib/libauto.dylib
    0x7fffa9df3000 -     0x7fffa9e03ff3  libbsm.0.dylib (34) <20084796-B04D-3B35-A003-EA11459557A9> /usr/lib/libbsm.0.dylib
    0x7fffa9e04000 -     0x7fffa9e12ff7  libbz2.1.0.dylib (38) <6FD3B63F-0F86-3A25-BD5B-E243F58792C9> /usr/lib/libbz2.1.0.dylib
    0x7fffa9e13000 -     0x7fffa9e69ff7  libc++.1.dylib (307.4) <BEE86868-F831-384C-919E-2B286ACFE87C> /usr/lib/libc++.1.dylib
    0x7fffa9e6a000 -     0x7fffa9e94fff  libc++abi.dylib (307.2) <1CEF8ABB-7E6D-3C2F-8E0A-E7884478DD23> /usr/lib/libc++abi.dylib
    0x7fffa9ebc000 -     0x7fffa9ebcff7  libcoretls.dylib (121.31.1) <BCC32537-4831-3E9F-876E-8C9F4CF52FD3> /usr/lib/libcoretls.dylib
    0x7fffa9ebd000 -     0x7fffa9ebeff3  libcoretls_cfhelpers.dylib (121.31.1) <6F37C5AD-7999-3D31-A52F-7AEED935F32D> /usr/lib/libcoretls_cfhelpers.dylib
    0x7fffaa2c9000 -     0x7fffaa2c9fff  libenergytrace.dylib (15) <A1B040A2-7977-3097-9ADF-34FF181EB970> /usr/lib/libenergytrace.dylib
    0x7fffaa3d2000 -     0x7fffaa5f7ffb  libicucore.A.dylib (57149.0.1) <6B5FDA93-AA88-318F-9608-C2A33D602EC7> /usr/lib/libicucore.A.dylib
    0x7fffaa5ff000 -     0x7fffaa618ffb  liblzma.5.dylib (10) <44BD0279-99DD-36B5-8A6E-C11432E2098D> /usr/lib/liblzma.5.dylib
    0x7fffaa8d8000 -     0x7fffaa909ffb  libncurses.5.4.dylib (51.30.1) <A8C8F837-86A2-3EC2-B2D2-6E8A267847E4> /usr/lib/libncurses.5.4.dylib
    0x7fffaa90a000 -     0x7fffaa983ff7  libnetwork.dylib (856.30.16) <66C6E4D6-B39C-3309-80C1-CBBE170DDD51> /usr/lib/libnetwork.dylib
    0x7fffaa984000 -     0x7fffaad54d97  libobjc.A.dylib (706) <F9AFE665-A3A2-3285-9495-19803A565861> /usr/lib/libobjc.A.dylib
    0x7fffaad57000 -     0x7fffaad5bfff  libpam.2.dylib (21.30.1) <71EB0D88-DE84-3C8D-A2C5-58AA282BC5BC> /usr/lib/libpam.2.dylib
    0x7fffaad5c000 -     0x7fffaad8cff7  libpcap.A.dylib (67) <450DB888-2C0C-3085-A5F1-69324DFE902C> /usr/lib/libpcap.A.dylib
    0x7fffaae16000 -     0x7fffaaf5efe3  libsqlite3.dylib (253) <B5BA5C96-AB13-34A0-8237-DD52A0181DFE> /usr/lib/libsqlite3.dylib
    0x7fffab053000 -     0x7fffab060fff  libxar.1.dylib (357) <58BFB84B-66FE-3299-AA3D-BBA178ADEE39> /usr/lib/libxar.1.dylib
    0x7fffab064000 -     0x7fffab153ffb  libxml2.2.dylib (30.11) <E12AF929-0FA5-3214-840F-C81E6AC9F36E> /usr/lib/libxml2.2.dylib
    0x7fffab17e000 -     0x7fffab18fff3  libz.1.dylib (67) <46E3FFA2-4328-327A-8D34-A03E20BFFB8E> /usr/lib/libz.1.dylib
    0x7fffab19e000 -     0x7fffab1a2ff7  libcache.dylib (79) <0C8092D3-600F-3ADD-A036-F225B6CDCA43> /usr/lib/system/libcache.dylib
    0x7fffab1a3000 -     0x7fffab1aeff7  libcommonCrypto.dylib (60092.30.2) <B16E29B6-EC8D-3A8F-9A89-DD9CF35F7C4B> /usr/lib/system/libcommonCrypto.dylib
    0x7fffab1af000 -     0x7fffab1b6fff  libcompiler_rt.dylib (62) <E992E8D9-037C-3454-A366-A25E4D31D6BB> /usr/lib/system/libcompiler_rt.dylib
    0x7fffab1b7000 -     0x7fffab1bffff  libcopyfile.dylib (138) <64E285D9-5485-333B-AEE7-8B0C8FB9275F> /usr/lib/system/libcopyfile.dylib
    0x7fffab1c0000 -     0x7fffab243fdf  libcorecrypto.dylib (442.30.20) <2074B932-FD79-30A9-8E90-AF25C49F2AF1> /usr/lib/system/libcorecrypto.dylib
    0x7fffab244000 -     0x7fffab276fff  libdispatch.dylib (703.30.5) <EA0CC14E-D559-3802-B4B2-0E8C7579AAC4> /usr/lib/system/libdispatch.dylib
    0x7fffab277000 -     0x7fffab27cff3  libdyld.dylib (421.2) <6F506653-FFF6-3DB8-84F1-109AE3C52F32> /usr/lib/system/libdyld.dylib
    0x7fffab27d000 -     0x7fffab27dffb  libkeymgr.dylib (28) <1A318923-1200-3B06-B432-5007D82F195D> /usr/lib/system/libkeymgr.dylib
    0x7fffab27e000 -     0x7fffab28affb  libkxld.dylib (3789.41.3) <87550136-9353-348B-9CD9-C342B48C5AAF> /usr/lib/system/libkxld.dylib
    0x7fffab28b000 -     0x7fffab28bfff  liblaunch.dylib (972.30.7) <15FACC21-079A-3BDF-9AFB-4253EFDEB587> /usr/lib/system/liblaunch.dylib
    0x7fffab28c000 -     0x7fffab291fff  libmacho.dylib (894) <A2F38EC1-C37C-3B93-B0E4-36B07C177F8C> /usr/lib/system/libmacho.dylib
    0x7fffab292000 -     0x7fffab294ff3  libquarantine.dylib (85) <C1D7749F-5F5F-3BB9-BEFC-1F0B9DA941FD> /usr/lib/system/libquarantine.dylib
    0x7fffab295000 -     0x7fffab296ffb  libremovefile.dylib (45) <CD42974E-BE0B-39FC-9BFC-8A7540A04DC6> /usr/lib/system/libremovefile.dylib
    0x7fffab297000 -     0x7fffab2afff7  libsystem_asl.dylib (349.30.2) <EFAC72D7-CB13-3DF7-ADF3-EC6635C6F1EA> /usr/lib/system/libsystem_asl.dylib
    0x7fffab2b0000 -     0x7fffab2b0ff7  libsystem_blocks.dylib (67) <B8C3701D-5A91-3D35-999D-2DC8D5393525> /usr/lib/system/libsystem_blocks.dylib
    0x7fffab2b1000 -     0x7fffab33efef  libsystem_c.dylib (1158.30.7) <2F881962-03CB-3B9D-A782-D98C1BBA4E3D> /usr/lib/system/libsystem_c.dylib
    0x7fffab33f000 -     0x7fffab342ffb  libsystem_configuration.dylib (888.30.2) <4FE3983C-E4ED-3939-A578-03AD29C99788> /usr/lib/system/libsystem_configuration.dylib
    0x7fffab343000 -     0x7fffab346fff  libsystem_coreservices.dylib (41.4) <1A572B9E-0C47-320F-8C64-7990D0A5FB5A> /usr/lib/system/libsystem_coreservices.dylib
    0x7fffab347000 -     0x7fffab35fff3  libsystem_coretls.dylib (121.31.1) <4676F06D-274D-31BE-B61C-4D7A4AEF4858> /usr/lib/system/libsystem_coretls.dylib
    0x7fffab360000 -     0x7fffab366fff  libsystem_dnssd.dylib (765.30.11) <DC708D84-ED7D-3936-B996-A67C66B8DDAA> /usr/lib/system/libsystem_dnssd.dylib
    0x7fffab367000 -     0x7fffab390ff7  libsystem_info.dylib (503.30.1) <9ED9121C-F111-3FAD-BC2F-C95DEE1C9362> /usr/lib/system/libsystem_info.dylib
    0x7fffab391000 -     0x7fffab3b3ff7  libsystem_kernel.dylib (3789.41.3) <B75B128C-7D7A-3318-91CD-82B5A69C5329> /usr/lib/system/libsystem_kernel.dylib
    0x7fffab3b4000 -     0x7fffab3fbfe7  libsystem_m.dylib (3121.4) <266DB92B-A86F-3691-80FB-1B26AD73CFF3> /usr/lib/system/libsystem_m.dylib
    0x7fffab3fc000 -     0x7fffab41aff7  libsystem_malloc.dylib (116.30.3) <F40DEE3B-386A-3529-A3F7-98117ED55BF4> /usr/lib/system/libsystem_malloc.dylib
    0x7fffab41b000 -     0x7fffab472ffb  libsystem_network.dylib (856.30.16) <4AE368E9-605D-379D-B04C-2AC7455B8250> /usr/lib/system/libsystem_network.dylib
    0x7fffab473000 -     0x7fffab47cff3  libsystem_networkextension.dylib (563.30.15) <EB020B0C-7DF0-3EEF-8E3C-15DA3C01D687> /usr/lib/system/libsystem_networkextension.dylib
    0x7fffab47d000 -     0x7fffab486ff3  libsystem_notify.dylib (165.20.1) <E7FD3A7C-DD07-36E2-9FA4-7561F9F114DA> /usr/lib/system/libsystem_notify.dylib
    0x7fffab487000 -     0x7fffab48ffe7  libsystem_platform.dylib (126.1.2) <3CA06D4E-C00A-36DE-AA65-3A390097D1F6> /usr/lib/system/libsystem_platform.dylib
    0x7fffab490000 -     0x7fffab49aff7  libsystem_pthread.dylib (218.30.1) <C869ED7C-BE29-3532-8E69-3A8DA1447EDC> /usr/lib/system/libsystem_pthread.dylib
    0x7fffab49b000 -     0x7fffab49eff7  libsystem_sandbox.dylib (592.31.1) <7BBFDF96-293F-3DD9-B3A4-7C168280B441> /usr/lib/system/libsystem_sandbox.dylib
    0x7fffab49f000 -     0x7fffab4a0fff  libsystem_secinit.dylib (24) <5C1F1E47-0F7D-3E25-8DEB-D9DB1F902281> /usr/lib/system/libsystem_secinit.dylib
    0x7fffab4a1000 -     0x7fffab4a8fff  libsystem_symptoms.dylib (532.30.6) <5D990CF5-B58F-39F7-B375-99B4EC62CFBD> /usr/lib/system/libsystem_symptoms.dylib
    0x7fffab4a9000 -     0x7fffab4c9ff7  libsystem_trace.dylib (518.30.7) <6D34D1EA-2A3C-3D2D-803E-A666E6AEEE52> /usr/lib/system/libsystem_trace.dylib
    0x7fffab4ca000 -     0x7fffab4cfffb  libunwind.dylib (35.3) <9F7C2AD8-A9A7-3DE4-828D-B0F0F166AAA0> /usr/lib/system/libunwind.dylib
    0x7fffab4d0000 -     0x7fffab4f9ff7  libxpc.dylib (972.30.7) <65E41BB6-EBD5-3D93-B0BE-B190CEE4DD93> /usr/lib/system/libxpc.dylib

External Modification Summary:
  Calls made by other processes targeting this process:
    task_for_pid: 0
    thread_create: 0
    thread_set_state: 0
  Calls made by this process:
    task_for_pid: 0
    thread_create: 0
    thread_set_state: 0
  Calls made by all processes on this machine:
    task_for_pid: 871
    thread_create: 0
    thread_set_state: 0

VM Region Summary:
ReadOnly portion of Libraries: Total=139.6M resident=0K(0%) swapped_out_or_unallocated=139.6M(100%)
Writable regions: Total=76.8M written=0K(0%) resident=0K(0%) swapped_out=0K(0%) unallocated=76.8M(100%)
 
                                VIRTUAL   REGION 
REGION TYPE                        SIZE    COUNT (non-coalesced) 
===========                     =======  ======= 
Activity Tracing                   256K        2 
Dispatch continuations            8192K        2 
Kernel Alloc Once                    8K        2 
MALLOC                            40.7M       14 
MALLOC guard page                   16K        4 
MALLOC_LARGE (reserved)            128K        2         reserved VM address space (unallocated)
STACK GUARD                          4K        2 
Stack                             17.5M        5 
Stack Guard                         12K        4 
VM_ALLOCATE                       10.0M       25 
__DATA                            4416K      100 
__LINKEDIT                       112.5M       39 
__TEXT                            27.1M       99 
__UNICODE                          556K        2 
shared memory                       44K        5 
===========                     =======  ======= 
TOTAL                            221.1M      292 
TOTAL, minus reserved VM space   221.0M      292 

Model: MacBookPro12,1, BootROM MBP121.0167.B21, 2 processors, Intel Core i5, 2,9 GHz, 16 GB, SMC 2.28f7
Graphics: Intel Iris Graphics 6100, Intel Iris Graphics 6100, Built-In
Memory Module: BANK 0/DIMM0, 8 GB, DDR3, 1867 MHz, 0x02FE, 0x4544464232333241314D412D4A442D460000
Memory Module: BANK 1/DIMM0, 8 GB, DDR3, 1867 MHz, 0x02FE, 0x4544464232333241314D412D4A442D460000
AirPort: spairport_wireless_card_type_airport_extreme (0x14E4, 0x133), Broadcom BCM43xx 1.0 (7.21.171.68.1a5)
Bluetooth: Version 5.0.3f1, 3 services, 17 devices, 1 incoming serial ports
Network Service: Wi-Fi, AirPort, en0
Serial ATA Device: APPLE SSD SM0512G, 500,28 GB
USB Device: USB 3.0 Bus
USB Device: Hub
USB Device: Hub
USB Device: Bluetooth USB Host Controller
USB Device: Hub
USB Device: Microsoft USB Optical Mouse
USB Device: USB2.0 Hub
USB Device: daskeyboard
USB Device: Hub
Thunderbolt Bus: MacBook Pro, Apple Inc., 27.1