I use cmd “python main.py libapp.so output”, No information appears and no error is reported. but I use "python main.py -v libapp.so output",it output some message example “
INFO:Parsing VM snapshot
INFO:Parsing header
INFO:MintDeserializer alloc stage at offset: 236
INFO:OneByteStringDeserializer alloc stage at offset: 242
INFO:CodeDeserializer alloc stage at offset: 1052
INFO:ArrayDeserializer alloc stage at offset: 1056
INFO:MintDeserializer fill stage at offset: 1059
INFO:OneByteStringDeserializer fill stage at offset: 1059
INFO:CodeDeserializer fill stage at offset: 1059
INFO:ArrayDeserializer fill stage at offset: 2273
INFO:Reading roots
INFO:Parsing isolate snapshot
INFO:Parsing header
INFO:InstanceDeserializer alloc stage at offset: 239
INFO:TypeArgumentsDeserializer alloc stage at offset: 243
INFO:TypeDeserializer alloc stage at offset: 1436
INFO:FunctionTypeDeserializer alloc stage at offset: 1439
...
...
...
INFO:CodeDeserializer fill stage at offset: 968767
INFO:ObjectPoolDeserializer fill stage at offset: 1341275
INFO:PcDescriptorsDeserializer fill stage at offset: 1424481
INFO:CodeSourceMapDeserializer fill stage at offset: 1424481
INFO:CompressedStackMapsDeserializer fill stage at offset: 1424481
INFO:ExceptionHandlersDeserializer fill stage at offset: 1424481
INFO:UnlinkedCallDeserializer fill stage at offset: 1429694
INFO:MegamorphicCacheDeserializer fill stage at offset: 1429943
INFO:SubtypeTestCacheDeserializer fill stage at offset: 1430028
INFO:LoadingUnitDeserializer fill stage at offset: 1430177
INFO:TypeArgumentsDeserializer fill stage at offset: 1430179
INFO:TypeDeserializer fill stage at offset: 1434655
INFO:FunctionTypeDeserializer fill stage at offset: 1435003
INFO:TypeRefDeserializer fill stage at offset: 1439139
INFO:ClosureDeserializer fill stage at offset: 1439227
INFO:GrowableObjectArrayDeserializer fill stage at offset: 1439235
INFO:ArrayDeserializer fill stage at offset: 1443954
INFO:OneByteStringDeserializer fill stage at offset: 1700193
INFO:TypedDataDeserializer fill stage at offset: 1700193
INFO:TypedDataDeserializer fill stage at offset: 1722293
INFO:InstanceDeserializer fill stage at offset: 1722736
INFO:InstanceDeserializer fill stage at offset: 1722737
INFO:Reading roots
”
I use cmd “python main.py libapp.so output”, No information appears and no error is reported. but I use "python main.py -v libapp.so output",it output some message example “ INFO:Parsing VM snapshot INFO:Parsing header INFO:MintDeserializer alloc stage at offset: 236 INFO:OneByteStringDeserializer alloc stage at offset: 242 INFO:CodeDeserializer alloc stage at offset: 1052 INFO:ArrayDeserializer alloc stage at offset: 1056 INFO:MintDeserializer fill stage at offset: 1059 INFO:OneByteStringDeserializer fill stage at offset: 1059 INFO:CodeDeserializer fill stage at offset: 1059 INFO:ArrayDeserializer fill stage at offset: 2273 INFO:Reading roots INFO:Parsing isolate snapshot INFO:Parsing header INFO:InstanceDeserializer alloc stage at offset: 239 INFO:TypeArgumentsDeserializer alloc stage at offset: 243 INFO:TypeDeserializer alloc stage at offset: 1436 INFO:FunctionTypeDeserializer alloc stage at offset: 1439 ... ... ... INFO:CodeDeserializer fill stage at offset: 968767 INFO:ObjectPoolDeserializer fill stage at offset: 1341275 INFO:PcDescriptorsDeserializer fill stage at offset: 1424481 INFO:CodeSourceMapDeserializer fill stage at offset: 1424481 INFO:CompressedStackMapsDeserializer fill stage at offset: 1424481 INFO:ExceptionHandlersDeserializer fill stage at offset: 1424481 INFO:UnlinkedCallDeserializer fill stage at offset: 1429694 INFO:MegamorphicCacheDeserializer fill stage at offset: 1429943 INFO:SubtypeTestCacheDeserializer fill stage at offset: 1430028 INFO:LoadingUnitDeserializer fill stage at offset: 1430177 INFO:TypeArgumentsDeserializer fill stage at offset: 1430179 INFO:TypeDeserializer fill stage at offset: 1434655 INFO:FunctionTypeDeserializer fill stage at offset: 1435003 INFO:TypeRefDeserializer fill stage at offset: 1439139 INFO:ClosureDeserializer fill stage at offset: 1439227 INFO:GrowableObjectArrayDeserializer fill stage at offset: 1439235 INFO:ArrayDeserializer fill stage at offset: 1443954 INFO:OneByteStringDeserializer fill stage at offset: 1700193 INFO:TypedDataDeserializer fill stage at offset: 1700193 INFO:TypedDataDeserializer fill stage at offset: 1722293 INFO:InstanceDeserializer fill stage at offset: 1722736 INFO:InstanceDeserializer fill stage at offset: 1722737 INFO:Reading roots ”