python-mip
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ERROR while running Cbc. Macos
Describe the bug ERROR while running Cbc. Signal SIGSEGV caught. Getting stack trace.
Fulltrace
0 cbc-c-darwin-arm64.dylib 0x000000029250b1c8 _Z15CbcCrashHandleri + 296
1 libsystem_platform.dylib 0x00000001822ada24 _sigtramp + 56
2 cbc-c-darwin-arm64.dylib 0x000000029262c7d4 _ZN9CglTwomir12generateCutsERK18OsiSolverInterfaceR7OsiCuts11CglTreeInfo + 808
3 cbc-c-darwin-arm64.dylib 0x000000029249175c _ZN15CbcCutGenerator12generateCutsER7OsiCutsiP18OsiSolverInterfaceP7CbcNode + 1100
4 cbc-c-darwin-arm64.dylib 0x00000002924e6cd0 _ZN8CbcModel10serialCutsER7OsiCutsP7CbcNodeS1_i + 440
5 cbc-c-darwin-arm64.dylib 0x00000002924da418 _ZN8CbcModel13solveWithCutsER7OsiCutsiP7CbcNode + 3732
6 cbc-c-darwin-arm64.dylib 0x00000002924d22f8 _ZN8CbcModel14branchAndBoundEi + 15760
7 cbc-c-darwin-arm64.dylib 0x00000002925289cc _Z8CbcMain1NSt3__15dequeINS_12basic_stringIcNS_11char_traitsIcEENS_9allocatorIcEEEENS4_IS6_EEEER8CbcModelR13CbcParametersPFiPS9_iEP9ampl_info + 112400
8 cbc-c-darwin-arm64.dylib 0x0000000292478ebc Cbc_solve + 3636
9 libffi.dylib 0x0000000192e13050 ffi_call_SYSV + 80
10 libffi.dylib 0x0000000192e1badc ffi_call_int + 1208
11 _cffi_backend.cpython-311-darwin.so 0x000000013facd850 cdata_call + 1092
12 Python 0x0000000104cc2e58 _PyObject_MakeTpCall + 128
13 Python 0x0000000104da11c4 _PyEval_EvalFrameDefault + 42380
14 Python 0x0000000104d95ff4 PyEval_EvalCode + 168
15 Python 0x0000000104d9249c builtin_exec + 428
16 Python 0x0000000104da2394 _PyEval_EvalFrameDefault + 46940
17 Python 0x0000000104cda5a4 gen_send_ex2 + 208
18 Python 0x0000000104d9a038 _PyEval_EvalFrameDefault + 13312
19 Python 0x0000000104cda5a4 gen_send_ex2 + 208
20 Python 0x0000000104d9a038 _PyEval_EvalFrameDefault + 13312
21 Python 0x0000000104cda5a4 gen_send_ex2 + 208
22 Python 0x0000000104cd984c gen_send_ex + 36
23 Python 0x0000000104da2974 _PyEval_EvalFrameDefault + 48444
24 Python 0x0000000104da5848 _PyEval_Vector + 116
25 Python 0x0000000104cc62ec method_vectorcall + 308
26 Python 0x0000000104cc3944 _PyVectorcall_Call + 152
27 Python 0x0000000104da2fd8 _PyEval_EvalFrameDefault + 50080
28 Python 0x0000000104da5848 _PyEval_Vector + 116
29 Python 0x0000000104cc62ec method_vectorcall + 308
30 Python 0x0000000104cc3944 _PyVectorcall_Call + 152
31 Python 0x0000000104da2fd8 _PyEval_EvalFrameDefault + 50080
32 Python 0x0000000104da5848 _PyEval_Vector + 116
33 Python 0x0000000104cc62ec method_vectorcall + 308
34 Python 0x0000000104cc3944 _PyVectorcall_Call + 152
35 Python 0x0000000104da2fd8 _PyEval_EvalFrameDefault + 50080
36 Python 0x0000000104d95ff4 PyEval_EvalCode + 168
37 Python 0x0000000104deb7f4 run_eval_code_obj + 84
38 Python 0x0000000104deb758 run_mod + 112
39 Python 0x0000000104deb598 pyrun_file + 148
40 Python 0x0000000104deafe8 _PyRun_SimpleFileObject + 268
41 Python 0x0000000104dea980 _PyRun_AnyFileObject + 216
42 Python 0x0000000104e078c4 pymain_run_file_obj + 220
43 Python 0x0000000104e07204 pymain_run_file + 72
44 Python 0x0000000104e06ae4 Py_RunMain + 704
45 Python 0x0000000104e07c20 Py_BytesMain + 40
46 dyld 0x0000000181efd0e0 start + 2360
To Reproduce
from mip import Model
m = Model()
m.load('model.lp')
m.optimize()
Expected behavior No errors
Desktop (please complete the following information):
- Operating System, version:
- System Version: macOS 14.3 (23D56);
- Kernel Version: Darwin 23.3.0;
- Chip: Apple M1 Pro
- Memory: 16 GB
- Python version: 3.11.8
- Python-MIP version (we recommend you to test with the latest version): mip==1.16rc0
Additional context 100% Always fails