/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ntdrivers/kbfiltr.i.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 10:02:33,157 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 10:02:33,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 10:02:33,218 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 10:02:33,219 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 10:02:33,226 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 10:02:33,228 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 10:02:33,234 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 10:02:33,237 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 10:02:33,243 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 10:02:33,245 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 10:02:33,246 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 10:02:33,247 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 10:02:33,250 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 10:02:33,254 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 10:02:33,256 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 10:02:33,257 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 10:02:33,260 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 10:02:33,270 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 10:02:33,273 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 10:02:33,275 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 10:02:33,280 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 10:02:33,283 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 10:02:33,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 10:02:33,296 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 10:02:33,306 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 10:02:33,307 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 10:02:33,309 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 10:02:33,309 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 10:02:33,311 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 10:02:33,311 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 10:02:33,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 10:02:33,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 10:02:33,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 10:02:33,315 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 10:02:33,315 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 10:02:33,316 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 10:02:33,316 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 10:02:33,317 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 10:02:33,318 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 10:02:33,319 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 10:02:33,320 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-29 10:02:33,346 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 10:02:33,347 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 10:02:33,348 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 10:02:33,349 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 10:02:33,349 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 10:02:33,349 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 10:02:33,349 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 10:02:33,350 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 10:02:33,350 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 10:02:33,350 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 10:02:33,350 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 10:02:33,350 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 10:02:33,351 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 10:02:33,351 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 10:02:33,351 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 10:02:33,351 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 10:02:33,352 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 10:02:33,352 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 10:02:33,352 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 10:02:33,352 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 10:02:33,352 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 10:02:33,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 10:02:33,353 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 10:02:33,353 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 10:02:33,353 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 10:02:33,354 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 10:02:33,354 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 10:02:33,354 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 10:02:33,354 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 10:02:33,354 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 10:02:33,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 10:02:33,756 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 10:02:33,759 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 10:02:33,760 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 10:02:33,761 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 10:02:33,762 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers/kbfiltr.i.cil-2.c [2020-10-29 10:02:33,848 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cfd2f4289/c0a77985bc194a5faa857b55e960de12/FLAGc45f5cdf7 [2020-10-29 10:02:34,861 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 10:02:34,863 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ntdrivers/kbfiltr.i.cil-2.c [2020-10-29 10:02:34,909 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cfd2f4289/c0a77985bc194a5faa857b55e960de12/FLAGc45f5cdf7 [2020-10-29 10:02:35,386 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/cfd2f4289/c0a77985bc194a5faa857b55e960de12 [2020-10-29 10:02:35,389 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 10:02:35,395 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 10:02:35,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 10:02:35,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 10:02:35,403 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 10:02:35,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:02:35" (1/1) ... [2020-10-29 10:02:35,409 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5058413c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:35, skipping insertion in model container [2020-10-29 10:02:35,409 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:02:35" (1/1) ... [2020-10-29 10:02:35,418 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 10:02:35,505 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 10:02:36,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:02:36,589 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 10:02:36,770 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:02:36,842 INFO L208 MainTranslator]: Completed translation [2020-10-29 10:02:36,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:36 WrapperNode [2020-10-29 10:02:36,843 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 10:02:36,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 10:02:36,844 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 10:02:36,845 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 10:02:36,860 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:36" (1/1) ... [2020-10-29 10:02:36,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:36" (1/1) ... [2020-10-29 10:02:36,916 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:36" (1/1) ... [2020-10-29 10:02:36,916 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:36" (1/1) ... [2020-10-29 10:02:37,058 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:36" (1/1) ... [2020-10-29 10:02:37,082 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:36" (1/1) ... [2020-10-29 10:02:37,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:36" (1/1) ... [2020-10-29 10:02:37,151 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 10:02:37,153 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 10:02:37,153 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 10:02:37,153 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 10:02:37,154 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:36" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 10:02:37,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 10:02:37,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 10:02:37,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~PVOID~0~X~~PVOID~0~X~$Pointer$~X~$Pointer$~X~~PBOOLEAN~0~TO~~NTSTATUS~0 [2020-10-29 10:02:37,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~PVOID~0~X~~PKEYBOARD_INPUT_DATA~0~X~~POUTPUT_PACKET~0~X~~UCHAR~0~X~~PUCHAR~0~X~~PBOOLEAN~0~X~~PKEYBOARD_SCAN_STATE~0~TO~~BOOLEAN~0 [2020-10-29 10:02:37,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~PVOID~0~X~~PVOID~0~X~~PVOID~0~X~~PVOID~0~TO~VOID [2020-10-29 10:02:37,251 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 10:02:37,251 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-29 10:02:37,252 INFO L138 BoogieDeclarations]: Found implementation of procedure InterlockedIncrement [2020-10-29 10:02:37,252 INFO L138 BoogieDeclarations]: Found implementation of procedure InterlockedDecrement [2020-10-29 10:02:37,252 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_IoCtl [2020-10-29 10:02:37,253 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2020-10-29 10:02:37,253 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2020-10-29 10:02:37,253 INFO L138 BoogieDeclarations]: Found implementation of procedure DriverEntry [2020-10-29 10:02:37,253 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_AddDevice [2020-10-29 10:02:37,254 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Complete [2020-10-29 10:02:37,255 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_CreateClose [2020-10-29 10:02:37,255 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_DispatchPassThrough [2020-10-29 10:02:37,255 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_InternIoCtl [2020-10-29 10:02:37,255 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_PnP [2020-10-29 10:02:37,255 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Power [2020-10-29 10:02:37,255 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_InitializationRoutine [2020-10-29 10:02:37,256 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_IsrHook [2020-10-29 10:02:37,256 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_ServiceCallback [2020-10-29 10:02:37,256 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Unload [2020-10-29 10:02:37,256 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2020-10-29 10:02:37,256 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 10:02:37,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ExAcquireFastMutex [2020-10-29 10:02:37,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ExReleaseFastMutex [2020-10-29 10:02:37,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ExAllocatePoolWithTag [2020-10-29 10:02:37,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ExFreePool [2020-10-29 10:02:37,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedInsertHeadList [2020-10-29 10:02:37,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedInsertTailList [2020-10-29 10:02:37,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedRemoveHeadList [2020-10-29 10:02:37,258 INFO L138 BoogieDeclarations]: Found implementation of procedure IoAllocateMdl [2020-10-29 10:02:37,258 INFO L138 BoogieDeclarations]: Found implementation of procedure IoAttachDeviceToDeviceStack [2020-10-29 10:02:37,258 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildAsynchronousFsdRequest [2020-10-29 10:02:37,258 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2020-10-29 10:02:37,258 INFO L138 BoogieDeclarations]: Found implementation of procedure IoCreateDevice [2020-10-29 10:02:37,259 INFO L138 BoogieDeclarations]: Found implementation of procedure IoCreateSymbolicLink [2020-10-29 10:02:37,259 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteDevice [2020-10-29 10:02:37,259 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2020-10-29 10:02:37,259 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDetachDevice [2020-10-29 10:02:37,259 INFO L138 BoogieDeclarations]: Found implementation of procedure IoFreeIrp [2020-10-29 10:02:37,259 INFO L138 BoogieDeclarations]: Found implementation of procedure IoFreeMdl [2020-10-29 10:02:37,260 INFO L138 BoogieDeclarations]: Found implementation of procedure IoGetConfigurationInformation [2020-10-29 10:02:37,260 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2020-10-29 10:02:37,260 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2020-10-29 10:02:37,260 INFO L138 BoogieDeclarations]: Found implementation of procedure IoReleaseCancelSpinLock [2020-10-29 10:02:37,260 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2020-10-29 10:02:37,260 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetHardErrorOrVerifyDevice [2020-10-29 10:02:37,261 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2020-10-29 10:02:37,261 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2020-10-29 10:02:37,261 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2020-10-29 10:02:37,261 INFO L138 BoogieDeclarations]: Found implementation of procedure KeAcquireSpinLockRaiseToDpc [2020-10-29 10:02:37,262 INFO L138 BoogieDeclarations]: Found implementation of procedure KeDelayExecutionThread [2020-10-29 10:02:37,262 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeEvent [2020-10-29 10:02:37,262 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeSemaphore [2020-10-29 10:02:37,262 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeSpinLock [2020-10-29 10:02:37,263 INFO L138 BoogieDeclarations]: Found implementation of procedure KeReleaseSemaphore [2020-10-29 10:02:37,263 INFO L138 BoogieDeclarations]: Found implementation of procedure KfReleaseSpinLock [2020-10-29 10:02:37,263 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2020-10-29 10:02:37,263 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2020-10-29 10:02:37,264 INFO L138 BoogieDeclarations]: Found implementation of procedure MmAllocateContiguousMemory [2020-10-29 10:02:37,264 INFO L138 BoogieDeclarations]: Found implementation of procedure MmFreeContiguousMemory [2020-10-29 10:02:37,264 INFO L138 BoogieDeclarations]: Found implementation of procedure MmMapLockedPagesSpecifyCache [2020-10-29 10:02:37,264 INFO L138 BoogieDeclarations]: Found implementation of procedure MmPageEntireDriver [2020-10-29 10:02:37,264 INFO L138 BoogieDeclarations]: Found implementation of procedure MmResetDriverPaging [2020-10-29 10:02:37,264 INFO L138 BoogieDeclarations]: Found implementation of procedure MmUnlockPages [2020-10-29 10:02:37,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2020-10-29 10:02:37,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ObfDereferenceObject [2020-10-29 10:02:37,265 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2020-10-29 10:02:37,266 INFO L138 BoogieDeclarations]: Found implementation of procedure PoStartNextPowerIrp [2020-10-29 10:02:37,267 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2020-10-29 10:02:37,267 INFO L138 BoogieDeclarations]: Found implementation of procedure PsTerminateSystemThread [2020-10-29 10:02:37,268 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlAnsiStringToUnicodeString [2020-10-29 10:02:37,268 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlCompareMemory [2020-10-29 10:02:37,268 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlCopyUnicodeString [2020-10-29 10:02:37,268 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlDeleteRegistryValue [2020-10-29 10:02:37,268 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlFreeUnicodeString [2020-10-29 10:02:37,268 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlInitString [2020-10-29 10:02:37,269 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlInitUnicodeString [2020-10-29 10:02:37,269 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlQueryRegistryValues [2020-10-29 10:02:37,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2020-10-29 10:02:37,270 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-29 10:02:37,270 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2020-10-29 10:02:37,271 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 10:02:37,271 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 10:02:37,271 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 10:02:37,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 10:02:37,271 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-10-29 10:02:37,271 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 10:02:37,271 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-29 10:02:37,272 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-29 10:02:37,272 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-29 10:02:37,272 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-29 10:02:37,272 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2020-10-29 10:02:37,272 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-29 10:02:37,272 INFO L130 BoogieDeclarations]: Found specification of procedure RtlQueryRegistryValues [2020-10-29 10:02:37,273 INFO L130 BoogieDeclarations]: Found specification of procedure RtlDeleteRegistryValue [2020-10-29 10:02:37,273 INFO L130 BoogieDeclarations]: Found specification of procedure RtlInitString [2020-10-29 10:02:37,273 INFO L130 BoogieDeclarations]: Found specification of procedure RtlInitUnicodeString [2020-10-29 10:02:37,273 INFO L130 BoogieDeclarations]: Found specification of procedure RtlAnsiStringToUnicodeString [2020-10-29 10:02:37,273 INFO L130 BoogieDeclarations]: Found specification of procedure RtlCopyUnicodeString [2020-10-29 10:02:37,273 INFO L130 BoogieDeclarations]: Found specification of procedure RtlFreeUnicodeString [2020-10-29 10:02:37,273 INFO L130 BoogieDeclarations]: Found specification of procedure RtlCompareMemory [2020-10-29 10:02:37,274 INFO L130 BoogieDeclarations]: Found specification of procedure InterlockedIncrement [2020-10-29 10:02:37,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 10:02:37,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 10:02:37,275 INFO L130 BoogieDeclarations]: Found specification of procedure InterlockedDecrement [2020-10-29 10:02:37,275 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeEvent [2020-10-29 10:02:37,275 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2020-10-29 10:02:37,276 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeSemaphore [2020-10-29 10:02:37,276 INFO L130 BoogieDeclarations]: Found specification of procedure KeReleaseSemaphore [2020-10-29 10:02:37,277 INFO L130 BoogieDeclarations]: Found specification of procedure KeDelayExecutionThread [2020-10-29 10:02:37,277 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2020-10-29 10:02:37,277 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeSpinLock [2020-10-29 10:02:37,277 INFO L130 BoogieDeclarations]: Found specification of procedure KfReleaseSpinLock [2020-10-29 10:02:37,278 INFO L130 BoogieDeclarations]: Found specification of procedure ExAllocatePoolWithTag [2020-10-29 10:02:37,279 INFO L130 BoogieDeclarations]: Found specification of procedure ExFreePool [2020-10-29 10:02:37,279 INFO L130 BoogieDeclarations]: Found specification of procedure ExAcquireFastMutex [2020-10-29 10:02:37,279 INFO L130 BoogieDeclarations]: Found specification of procedure ExReleaseFastMutex [2020-10-29 10:02:37,279 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedInsertHeadList [2020-10-29 10:02:37,280 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedInsertTailList [2020-10-29 10:02:37,280 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedRemoveHeadList [2020-10-29 10:02:37,280 INFO L130 BoogieDeclarations]: Found specification of procedure MmUnlockPages [2020-10-29 10:02:37,280 INFO L130 BoogieDeclarations]: Found specification of procedure MmMapLockedPagesSpecifyCache [2020-10-29 10:02:37,280 INFO L130 BoogieDeclarations]: Found specification of procedure MmAllocateContiguousMemory [2020-10-29 10:02:37,281 INFO L130 BoogieDeclarations]: Found specification of procedure MmFreeContiguousMemory [2020-10-29 10:02:37,281 INFO L130 BoogieDeclarations]: Found specification of procedure MmResetDriverPaging [2020-10-29 10:02:37,281 INFO L130 BoogieDeclarations]: Found specification of procedure MmPageEntireDriver [2020-10-29 10:02:37,282 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2020-10-29 10:02:37,283 INFO L130 BoogieDeclarations]: Found specification of procedure PsTerminateSystemThread [2020-10-29 10:02:37,286 INFO L130 BoogieDeclarations]: Found specification of procedure IoAllocateMdl [2020-10-29 10:02:37,286 INFO L130 BoogieDeclarations]: Found specification of procedure IoAttachDeviceToDeviceStack [2020-10-29 10:02:37,287 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildAsynchronousFsdRequest [2020-10-29 10:02:37,287 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2020-10-29 10:02:37,287 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2020-10-29 10:02:37,288 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2020-10-29 10:02:37,289 INFO L130 BoogieDeclarations]: Found specification of procedure IoCreateDevice [2020-10-29 10:02:37,290 INFO L130 BoogieDeclarations]: Found specification of procedure IoCreateSymbolicLink [2020-10-29 10:02:37,290 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteDevice [2020-10-29 10:02:37,291 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2020-10-29 10:02:37,291 INFO L130 BoogieDeclarations]: Found specification of procedure IoDetachDevice [2020-10-29 10:02:37,297 INFO L130 BoogieDeclarations]: Found specification of procedure IoFreeIrp [2020-10-29 10:02:37,298 INFO L130 BoogieDeclarations]: Found specification of procedure IoFreeMdl [2020-10-29 10:02:37,337 INFO L130 BoogieDeclarations]: Found specification of procedure IoGetConfigurationInformation [2020-10-29 10:02:37,337 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2020-10-29 10:02:37,337 INFO L130 BoogieDeclarations]: Found specification of procedure IoReleaseCancelSpinLock [2020-10-29 10:02:37,337 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetHardErrorOrVerifyDevice [2020-10-29 10:02:37,337 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2020-10-29 10:02:37,337 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2020-10-29 10:02:37,337 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2020-10-29 10:02:37,338 INFO L130 BoogieDeclarations]: Found specification of procedure PoStartNextPowerIrp [2020-10-29 10:02:37,338 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2020-10-29 10:02:37,338 INFO L130 BoogieDeclarations]: Found specification of procedure ObfDereferenceObject [2020-10-29 10:02:37,338 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2020-10-29 10:02:37,338 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_AddDevice [2020-10-29 10:02:37,338 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_CreateClose [2020-10-29 10:02:37,338 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_DispatchPassThrough [2020-10-29 10:02:37,338 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_InternIoCtl [2020-10-29 10:02:37,339 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_IoCtl [2020-10-29 10:02:37,339 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_PnP [2020-10-29 10:02:37,339 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Power [2020-10-29 10:02:37,339 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_InitializationRoutine [2020-10-29 10:02:37,339 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_IsrHook [2020-10-29 10:02:37,339 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_ServiceCallback [2020-10-29 10:02:37,339 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Unload [2020-10-29 10:02:37,339 INFO L130 BoogieDeclarations]: Found specification of procedure DriverEntry [2020-10-29 10:02:37,339 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 10:02:37,339 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2020-10-29 10:02:37,340 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2020-10-29 10:02:37,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 10:02:37,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 10:02:37,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 10:02:37,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-29 10:02:37,340 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Complete [2020-10-29 10:02:37,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2020-10-29 10:02:37,340 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~PVOID~0~X~~PVOID~0~X~$Pointer$~X~$Pointer$~X~~PBOOLEAN~0~TO~~NTSTATUS~0 [2020-10-29 10:02:37,340 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~PVOID~0~X~~PKEYBOARD_INPUT_DATA~0~X~~POUTPUT_PACKET~0~X~~UCHAR~0~X~~PUCHAR~0~X~~PBOOLEAN~0~X~~PKEYBOARD_SCAN_STATE~0~TO~~BOOLEAN~0 [2020-10-29 10:02:37,341 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~PVOID~0~X~~PVOID~0~X~~PVOID~0~X~~PVOID~0~TO~VOID [2020-10-29 10:02:37,341 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2020-10-29 10:02:37,341 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2020-10-29 10:02:37,341 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 10:02:37,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 10:02:37,341 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2020-10-29 10:02:37,342 INFO L130 BoogieDeclarations]: Found specification of procedure KeAcquireSpinLockRaiseToDpc [2020-10-29 10:02:37,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 10:02:37,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 10:02:37,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 10:02:37,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-29 10:02:37,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-29 10:02:37,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-29 10:02:37,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-29 10:02:38,439 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:38,505 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:38,506 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:38,506 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:38,519 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:38,520 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:38,544 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:38,556 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:38,556 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:38,557 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:38,576 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:38,576 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:38,586 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:38,604 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:38,604 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:38,953 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:38,970 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:38,971 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:38,971 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:38,989 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:38,989 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:38,989 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:39,013 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:39,013 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:39,040 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:39,049 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:39,050 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:39,050 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:39,059 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:39,059 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:39,059 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:39,072 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:39,073 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:39,119 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:39,134 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:39,134 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:39,135 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:39,150 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:39,151 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:39,170 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:46,968 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume false; [2020-10-29 10:02:46,968 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume !false; [2020-10-29 10:02:47,103 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:47,135 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2020-10-29 10:02:47,136 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2020-10-29 10:02:47,162 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:47,171 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:47,172 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:47,178 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:49,462 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2020-10-29 10:02:49,463 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2020-10-29 10:03:00,840 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:00,852 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:03:00,853 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:03:01,011 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:01,022 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:03:01,022 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:03:01,059 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:01,090 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2020-10-29 10:03:01,090 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2020-10-29 10:03:01,101 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:01,118 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2020-10-29 10:03:01,118 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2020-10-29 10:03:01,189 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:01,200 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:03:01,201 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:03:01,208 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:06,299 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2020-10-29 10:03:06,300 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2020-10-29 10:03:06,313 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:06,329 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:03:06,329 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:03:08,584 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 10:03:08,584 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-29 10:03:08,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:03:08 BoogieIcfgContainer [2020-10-29 10:03:08,587 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 10:03:08,590 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 10:03:08,590 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 10:03:08,594 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 10:03:08,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 10:02:35" (1/3) ... [2020-10-29 10:03:08,595 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bcff986 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:03:08, skipping insertion in model container [2020-10-29 10:03:08,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:36" (2/3) ... [2020-10-29 10:03:08,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bcff986 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:03:08, skipping insertion in model container [2020-10-29 10:03:08,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:03:08" (3/3) ... [2020-10-29 10:03:08,598 INFO L111 eAbstractionObserver]: Analyzing ICFG kbfiltr.i.cil-2.c [2020-10-29 10:03:08,610 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 10:03:08,617 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 10:03:08,636 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 10:03:08,669 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 10:03:08,669 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 10:03:08,669 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 10:03:08,669 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 10:03:08,670 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 10:03:08,670 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 10:03:08,670 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 10:03:08,670 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 10:03:08,698 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states. [2020-10-29 10:03:08,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-10-29 10:03:08,708 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:03:08,709 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:03:08,711 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 10:03:08,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:03:08,725 INFO L82 PathProgramCache]: Analyzing trace with hash 317252191, now seen corresponding path program 1 times [2020-10-29 10:03:08,740 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:03:08,741 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1121976794] [2020-10-29 10:03:08,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:03:09,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:03:09,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:03:09,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:03:09,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:03:09,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:03:10,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:03:10,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:03:10,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:03:13,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:03:13,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-29 10:03:13,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 10:03:13,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3937 [2020-10-29 10:03:13,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:03:13,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:03:13,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:03:13,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-29 10:03:13,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 10:03:13,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 10:03:13,368 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-10-29 10:03:13,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:03:13,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:03:13,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:03:13,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:03:13,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:03:13,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:03:13,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 10:03:13,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:03:13,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:03:13,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:03:13,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:03:13,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:03:13,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:03:13,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:03:13,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:03:13,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:03:13,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:03:13,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:03:13,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:03:13,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-29 10:03:13,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:03:13,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:03:13,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:03:13,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:03:13,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 10:03:13,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:03:13,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 10:03:13,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:03:13,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:03:13,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:03:13,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:03:13,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:03:13,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:03:13,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 111 [2020-10-29 10:03:13,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:03:13,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:03:13,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:03:13,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:03:13,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 10:03:13,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:03:13,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:03:13,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:03:13,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:03:13,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:03:13,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:03:13,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:03:13,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:03:13,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 10:03:13,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:03:13,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:03:13,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:03:13,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:03:13,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:03:13,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:03:13,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 10:03:13,809 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1121976794] [2020-10-29 10:03:13,812 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 10:03:13,812 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 10:03:13,813 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371135750] [2020-10-29 10:03:13,819 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 10:03:13,819 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:03:13,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 10:03:13,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-29 10:03:13,851 INFO L87 Difference]: Start difference. First operand 312 states. Second operand 6 states. [2020-10-29 10:03:14,034 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-10-29 10:03:16,334 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-10-29 10:03:16,770 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-10-29 10:03:46,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:03:46,962 INFO L93 Difference]: Finished difference Result 670 states and 997 transitions. [2020-10-29 10:03:46,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 10:03:46,964 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 32 [2020-10-29 10:03:46,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:03:46,982 INFO L225 Difference]: With dead ends: 670 [2020-10-29 10:03:46,982 INFO L226 Difference]: Without dead ends: 360 [2020-10-29 10:03:46,991 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2020-10-29 10:03:47,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2020-10-29 10:03:47,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 307. [2020-10-29 10:03:47,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 307 states. [2020-10-29 10:03:47,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 417 transitions. [2020-10-29 10:03:47,177 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 417 transitions. Word has length 32 [2020-10-29 10:03:47,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:03:47,180 INFO L481 AbstractCegarLoop]: Abstraction has 307 states and 417 transitions. [2020-10-29 10:03:47,180 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 10:03:47,180 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 417 transitions. [2020-10-29 10:03:47,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-10-29 10:03:47,183 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:03:47,183 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:03:47,183 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 10:03:47,183 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 10:03:47,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:03:47,184 INFO L82 PathProgramCache]: Analyzing trace with hash -203083451, now seen corresponding path program 1 times [2020-10-29 10:03:47,184 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:03:47,185 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [128012741] [2020-10-29 10:03:47,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:03:47,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:03:47,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:03:47,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:03:47,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:03:47,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:03:47,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:03:48,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:03:51,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:03:51,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-29 10:03:51,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:03:51,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3996 [2020-10-29 10:03:51,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:03:51,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:03:51,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:03:51,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-29 10:03:51,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 10:03:51,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:03:51,475 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-10-29 10:03:51,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:03:51,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:03:51,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:03:51,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:03:51,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:03:51,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:03:51,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-29 10:03:51,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:03:51,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:03:51,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:03:51,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:03:51,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:03:51,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:03:51,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:03:51,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:03:51,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:03:51,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:03:51,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:03:51,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:03:51,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-29 10:03:51,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:03:51,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:03:51,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:03:51,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:03:51,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 10:03:51,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:03:51,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 10:03:51,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:03:51,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:03:51,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:03:51,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:03:51,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:03:51,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-29 10:03:51,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:03:51,743 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:03:51,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:03:51,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:03:51,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 10:03:51,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:03:51,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:03:51,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:03:51,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:03:51,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:03:51,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:03:51,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:03:51,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 10:03:51,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:03:51,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:03:51,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:03:51,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:03:51,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:03:51,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:03:51,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 10:03:51,804 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [128012741] [2020-10-29 10:03:51,804 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 10:03:51,805 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 10:03:51,805 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344240180] [2020-10-29 10:03:51,806 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 10:03:51,807 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:03:51,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 10:03:51,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-29 10:03:51,808 INFO L87 Difference]: Start difference. First operand 307 states and 417 transitions. Second operand 6 states. [2020-10-29 10:03:51,935 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-10-29 10:03:52,157 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-10-29 10:03:54,619 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-10-29 10:04:26,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:04:26,602 INFO L93 Difference]: Finished difference Result 360 states and 491 transitions. [2020-10-29 10:04:26,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 10:04:26,606 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2020-10-29 10:04:26,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:04:26,610 INFO L225 Difference]: With dead ends: 360 [2020-10-29 10:04:26,610 INFO L226 Difference]: Without dead ends: 342 [2020-10-29 10:04:26,612 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2020-10-29 10:04:26,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2020-10-29 10:04:26,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 300. [2020-10-29 10:04:26,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 300 states. [2020-10-29 10:04:26,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 407 transitions. [2020-10-29 10:04:26,655 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 407 transitions. Word has length 33 [2020-10-29 10:04:26,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:04:26,656 INFO L481 AbstractCegarLoop]: Abstraction has 300 states and 407 transitions. [2020-10-29 10:04:26,656 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 10:04:26,656 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 407 transitions. [2020-10-29 10:04:26,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-29 10:04:26,659 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:04:26,659 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:04:26,660 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 10:04:26,660 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 10:04:26,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:04:26,661 INFO L82 PathProgramCache]: Analyzing trace with hash 1750395706, now seen corresponding path program 1 times [2020-10-29 10:04:26,661 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:04:26,661 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1700427452] [2020-10-29 10:04:26,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:04:26,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:04:26,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:04:26,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:04:31,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:04:31,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 10:04:31,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:04:31,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5092 [2020-10-29 10:04:31,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:04:31,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:04:31,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:04:31,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-29 10:04:31,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 10:04:31,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:04:32,042 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-10-29 10:04:32,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:04:32,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:04:32,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:04:32,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:04:32,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:04:32,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:04:32,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 10:04:32,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:04:32,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:04:32,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:04:32,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:04:32,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:04:32,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:04:32,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:04:32,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:04:32,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:04:32,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:04:32,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:04:32,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:04:32,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 10:04:32,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:04:32,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:04:32,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:04:32,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:04:32,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:04:32,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:04:32,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 10:04:32,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:04:32,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:04:32,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:04:32,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:04:32,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:04:32,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-29 10:04:32,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:04:32,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:04:32,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:04:32,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:04:32,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:04:32,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:04:32,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:04:32,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:04:32,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:04:32,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:04:32,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:04:32,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:04:32,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 10:04:32,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:04:32,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:04:32,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:04:32,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:04:32,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:04:32,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:04:32,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 10:04:32,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:04:32,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:04:32,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:04:32,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:04:32,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 10:04:32,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:04:32,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 181 [2020-10-29 10:04:32,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:04:32,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:04:32,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:04:32,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:04:32,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 10:04:32,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:04:32,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:04:32,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:04:32,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:04:32,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:04:32,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:04:32,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:04:32,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 10:04:32,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:04:32,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:04:32,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:04:32,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:04:32,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:04:32,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:04:32,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 10:04:32,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:04:32,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:04:32,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:04:32,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:04:32,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:04:32,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 10:04:32,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:04:32,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:04:32,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:04:32,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:04:32,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:04:32,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:04:32,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 10:04:32,720 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1700427452] [2020-10-29 10:04:32,720 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 10:04:32,720 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 10:04:32,721 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325981569] [2020-10-29 10:04:32,722 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 10:04:32,722 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:04:32,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 10:04:32,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-29 10:04:32,724 INFO L87 Difference]: Start difference. First operand 300 states and 407 transitions. Second operand 10 states. [2020-10-29 10:04:32,853 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-10-29 10:05:24,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:05:24,450 INFO L93 Difference]: Finished difference Result 591 states and 821 transitions. [2020-10-29 10:05:24,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-29 10:05:24,452 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 54 [2020-10-29 10:05:24,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:05:24,457 INFO L225 Difference]: With dead ends: 591 [2020-10-29 10:05:24,457 INFO L226 Difference]: Without dead ends: 340 [2020-10-29 10:05:24,463 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2020-10-29 10:05:24,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2020-10-29 10:05:24,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 300. [2020-10-29 10:05:24,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 300 states. [2020-10-29 10:05:24,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 406 transitions. [2020-10-29 10:05:24,511 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 406 transitions. Word has length 54 [2020-10-29 10:05:24,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:05:24,512 INFO L481 AbstractCegarLoop]: Abstraction has 300 states and 406 transitions. [2020-10-29 10:05:24,512 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 10:05:24,512 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 406 transitions. [2020-10-29 10:05:24,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-10-29 10:05:24,515 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:05:24,515 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:05:24,516 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 10:05:24,516 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 10:05:24,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:05:24,516 INFO L82 PathProgramCache]: Analyzing trace with hash 154470154, now seen corresponding path program 1 times [2020-10-29 10:05:24,517 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:05:24,517 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1728707393] [2020-10-29 10:05:24,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:05:24,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:05:24,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:05:28,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:05:30,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:05:30,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-29 10:05:30,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:05:30,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5781 [2020-10-29 10:05:30,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:05:30,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:05:30,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 10:05:30,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-10-29 10:05:30,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-29 10:05:30,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:05:30,582 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-10-29 10:05:30,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:05:30,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:05:30,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:05:30,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:05:30,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:05:30,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:05:30,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 10:05:30,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:05:30,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:05:30,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:05:30,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:05:30,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:05:30,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:05:30,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:05:30,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:05:30,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:05:30,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:05:30,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:05:30,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:05:30,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 10:05:30,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:05:30,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:05:30,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:05:30,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:05:30,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:05:30,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:05:30,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 10:05:30,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:05:30,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:05:30,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:05:30,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:05:30,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:05:30,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-29 10:05:30,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:05:30,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:05:30,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:05:30,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:05:30,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:05:30,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 10:05:30,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:05:30,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:05:30,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:05:30,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:05:30,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:05:30,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:05:30,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 10:05:30,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:05:30,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:05:30,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:05:30,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:05:30,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:05:30,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:05:30,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 10:05:30,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:05:30,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:05:30,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:05:31,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:05:31,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-29 10:05:31,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:05:31,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 179 [2020-10-29 10:05:31,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:05:31,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:05:31,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:05:31,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-29 10:05:31,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 10:05:31,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:05:31,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:05:31,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:05:31,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:05:31,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:05:31,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:05:31,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:05:31,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-29 10:05:31,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:05:31,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:05:31,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:05:31,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:05:31,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:05:31,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:05:31,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:05:31,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:05:31,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:05:31,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:05:31,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:05:31,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:05:31,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 10:05:31,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:05:31,116 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:05:31,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 10:05:31,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:05:31,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 10:05:31,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:05:31,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 10:05:31,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:05:31,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:05:31,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:05:31,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:05:31,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:05:31,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 10:05:31,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:05:31,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:05:31,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:05:31,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 10:05:31,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:05:31,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:05:31,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-29 10:05:31,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:05:31,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:05:31,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:05:31,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:05:31,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:05:31,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 10:05:31,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:05:31,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:05:31,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:05:31,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:05:31,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 10:05:31,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:05:31,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 10:05:31,287 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1728707393] [2020-10-29 10:05:31,287 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 10:05:31,288 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 10:05:31,288 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781055969] [2020-10-29 10:05:31,288 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 10:05:31,289 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:05:31,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 10:05:31,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-29 10:05:31,290 INFO L87 Difference]: Start difference. First operand 300 states and 406 transitions. Second operand 10 states. [2020-10-29 10:05:31,420 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-10-29 10:05:31,630 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-10-29 10:05:34,805 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-10-29 10:05:34,956 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-10-29 10:05:35,155 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-29 10:06:17,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:06:17,093 INFO L93 Difference]: Finished difference Result 696 states and 958 transitions. [2020-10-29 10:06:17,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-29 10:06:17,095 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 67 [2020-10-29 10:06:17,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:06:17,099 INFO L225 Difference]: With dead ends: 696 [2020-10-29 10:06:17,100 INFO L226 Difference]: Without dead ends: 432 [2020-10-29 10:06:17,101 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=106, Invalid=236, Unknown=0, NotChecked=0, Total=342 [2020-10-29 10:06:17,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 432 states. [2020-10-29 10:06:17,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 432 to 380. [2020-10-29 10:06:17,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2020-10-29 10:06:17,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 509 transitions. [2020-10-29 10:06:17,149 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 509 transitions. Word has length 67 [2020-10-29 10:06:17,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:06:17,150 INFO L481 AbstractCegarLoop]: Abstraction has 380 states and 509 transitions. [2020-10-29 10:06:17,150 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 10:06:17,150 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 509 transitions. [2020-10-29 10:06:17,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-10-29 10:06:17,153 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:06:17,153 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 10:06:17,153 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 10:06:17,154 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 10:06:17,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:06:17,154 INFO L82 PathProgramCache]: Analyzing trace with hash -2138582681, now seen corresponding path program 1 times [2020-10-29 10:06:17,154 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:06:17,155 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [673171374] [2020-10-29 10:06:17,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:06:17,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:06:17,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:17,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:22,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:06:22,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-29 10:06:22,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:06:22,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5306 [2020-10-29 10:06:22,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:06:22,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:06:22,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:06:22,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 73 [2020-10-29 10:06:22,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 10:06:22,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:06:22,779 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-10-29 10:06:22,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:06:22,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:06:22,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:22,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:06:22,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:06:22,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:06:22,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 10:06:22,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:06:22,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:06:22,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:06:22,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:06:22,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:06:22,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:06:22,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 10:06:22,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:06:22,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:22,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:06:22,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:06:22,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:06:22,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 10:06:22,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:06:22,905 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:06:22,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:06:22,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:06:22,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:06:22,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:06:22,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 10:06:22,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:06:22,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:22,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:06:22,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 10:06:22,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:06:22,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-29 10:06:22,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:06:22,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:06:22,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:06:22,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:06:22,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:06:22,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:06:22,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:06:22,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:06:22,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:22,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:06:22,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 10:06:22,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:06:22,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 10:06:22,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:06:22,997 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:06:22,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:06:22,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:06:22,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:06:22,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:06:23,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 10:06:23,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:06:23,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:23,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:23,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:06:23,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-29 10:06:23,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 10:06:23,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 388 [2020-10-29 10:06:23,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:06:23,439 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:06:23,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:06:23,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-29 10:06:23,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 10:06:23,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:06:23,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 10:06:23,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:06:23,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:23,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:06:23,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:06:23,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:06:23,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 10:06:23,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:06:23,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:06:23,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:06:23,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:06:23,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:06:23,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:06:23,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 10:06:23,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:06:23,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:23,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:06:23,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:06:23,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:06:23,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-29 10:06:23,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:06:23,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:06:23,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 10:06:23,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 10:06:23,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:06:23,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:06:23,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 10:06:23,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:06:23,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:23,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:06:23,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 10:06:23,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:06:23,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 10:06:23,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:06:23,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:06:23,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:06:23,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 10:06:23,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:06:23,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:06:23,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-29 10:06:23,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:06:23,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:23,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:06:23,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:06:23,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:06:23,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 10:06:23,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:06:23,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:06:23,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:06:23,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:06:23,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 10:06:23,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:06:23,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 10:06:23,729 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [673171374] [2020-10-29 10:06:23,729 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 10:06:23,729 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-29 10:06:23,729 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731361934] [2020-10-29 10:06:23,730 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 10:06:23,730 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:06:23,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 10:06:23,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-29 10:06:23,731 INFO L87 Difference]: Start difference. First operand 380 states and 509 transitions. Second operand 11 states. [2020-10-29 10:06:23,877 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2020-10-29 10:06:24,078 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-10-29 10:06:27,189 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2020-10-29 10:06:27,352 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-10-29 10:06:27,523 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2020-10-29 10:06:27,706 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 97