/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=DEEPEST --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/product-lines/elevator_spec1_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 20:47:57,151 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 20:47:57,153 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 20:47:57,203 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 20:47:57,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 20:47:57,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 20:47:57,214 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 20:47:57,219 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 20:47:57,223 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 20:47:57,229 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 20:47:57,230 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 20:47:57,232 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 20:47:57,232 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 20:47:57,235 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 20:47:57,239 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 20:47:57,241 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 20:47:57,242 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 20:47:57,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 20:47:57,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 20:47:57,260 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 20:47:57,262 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 20:47:57,263 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 20:47:57,265 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 20:47:57,267 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 20:47:57,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 20:47:57,275 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 20:47:57,276 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 20:47:57,278 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 20:47:57,278 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 20:47:57,279 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 20:47:57,279 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 20:47:57,280 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 20:47:57,282 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 20:47:57,283 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 20:47:57,284 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 20:47:57,285 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 20:47:57,286 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 20:47:57,287 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 20:47:57,287 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 20:47:57,295 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 20:47:57,296 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 20:47:57,303 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 [2020-10-27 20:47:57,356 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 20:47:57,356 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 20:47:57,358 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 20:47:57,358 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 20:47:57,358 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 20:47:57,359 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 20:47:57,359 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 20:47:57,359 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 20:47:57,359 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 20:47:57,359 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 20:47:57,359 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 20:47:57,360 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 20:47:57,360 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 20:47:57,360 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 20:47:57,360 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 20:47:57,360 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 20:47:57,361 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 20:47:57,361 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 20:47:57,361 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 20:47:57,361 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 20:47:57,361 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 20:47:57,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 20:47:57,362 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 20:47:57,362 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 20:47:57,362 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 20:47:57,362 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 20:47:57,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 20:47:57,363 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 20:47:57,363 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 20:47:57,363 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 20:47:57,727 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 20:47:57,756 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 20:47:57,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 20:47:57,762 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 20:47:57,762 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 20:47:57,765 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec1_product01.cil.c [2020-10-27 20:47:57,848 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/258f47fa5/ea20d1b39d114e1aa15ab5e166dcb20b/FLAG9e8632135 [2020-10-27 20:47:58,621 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 20:47:58,622 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec1_product01.cil.c [2020-10-27 20:47:58,666 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/258f47fa5/ea20d1b39d114e1aa15ab5e166dcb20b/FLAG9e8632135 [2020-10-27 20:47:58,819 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/258f47fa5/ea20d1b39d114e1aa15ab5e166dcb20b [2020-10-27 20:47:58,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 20:47:58,836 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 20:47:58,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 20:47:58,838 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 20:47:58,842 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 20:47:58,843 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:47:58" (1/1) ... [2020-10-27 20:47:58,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e1efbb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:47:58, skipping insertion in model container [2020-10-27 20:47:58,847 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:47:58" (1/1) ... [2020-10-27 20:47:58,855 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 20:47:58,919 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 20:47:59,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 20:47:59,677 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 20:47:59,830 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 20:47:59,914 INFO L208 MainTranslator]: Completed translation [2020-10-27 20:47:59,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:47:59 WrapperNode [2020-10-27 20:47:59,915 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 20:47:59,916 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 20:47:59,916 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 20:47:59,916 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 20:47:59,929 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:47:59" (1/1) ... [2020-10-27 20:47:59,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:47:59" (1/1) ... [2020-10-27 20:47:59,967 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:47:59" (1/1) ... [2020-10-27 20:47:59,968 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:47:59" (1/1) ... [2020-10-27 20:48:00,039 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:47:59" (1/1) ... [2020-10-27 20:48:00,106 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:47:59" (1/1) ... [2020-10-27 20:48:00,130 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:47:59" (1/1) ... [2020-10-27 20:48:00,156 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 20:48:00,160 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 20:48:00,160 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 20:48:00,161 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 20:48:00,162 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:47:59" (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 [2020-10-27 20:48:00,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 20:48:00,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 20:48:00,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 20:48:00,249 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 20:48:00,249 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 20:48:00,249 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 20:48:00,250 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 20:48:00,250 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 20:48:00,250 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 20:48:00,250 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 20:48:00,251 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 20:48:00,251 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 20:48:00,252 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 20:48:00,252 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 20:48:00,252 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 20:48:00,253 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 20:48:00,253 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 20:48:00,254 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 20:48:00,254 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 20:48:00,254 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 20:48:00,254 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 20:48:00,254 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 20:48:00,254 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 20:48:00,255 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 20:48:00,255 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 20:48:00,255 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 20:48:00,255 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 20:48:00,255 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 20:48:00,255 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 20:48:00,255 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 20:48:00,256 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 20:48:00,256 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 20:48:00,256 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 20:48:00,256 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 20:48:00,256 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 20:48:00,256 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 20:48:00,256 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 20:48:00,256 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 20:48:00,257 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 20:48:00,257 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 20:48:00,257 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 20:48:00,257 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 20:48:00,257 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 20:48:00,257 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 20:48:00,257 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 20:48:00,258 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 20:48:00,258 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 20:48:00,258 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 20:48:00,258 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 20:48:00,258 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 20:48:00,258 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 20:48:00,258 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 20:48:00,259 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 20:48:00,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 20:48:00,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 20:48:00,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 20:48:00,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 20:48:00,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 20:48:00,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 20:48:00,261 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 20:48:00,261 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 20:48:00,261 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 20:48:00,261 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 20:48:00,262 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 20:48:00,262 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 20:48:00,262 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 20:48:00,262 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 20:48:00,262 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 20:48:00,262 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 20:48:00,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-27 20:48:00,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__2 [2020-10-27 20:48:00,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__3 [2020-10-27 20:48:00,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__4 [2020-10-27 20:48:00,266 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 20:48:00,266 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 20:48:00,266 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 20:48:00,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 20:48:00,266 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 20:48:00,266 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 20:48:00,266 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 20:48:00,267 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 20:48:00,267 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 20:48:00,268 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 20:48:00,268 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 20:48:00,268 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 20:48:00,268 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 20:48:00,268 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 20:48:00,268 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 20:48:00,268 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 20:48:00,269 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 20:48:00,269 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 20:48:00,269 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 20:48:00,269 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 20:48:00,269 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 20:48:00,269 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 20:48:00,269 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 20:48:00,269 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 20:48:00,270 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 20:48:00,270 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 20:48:00,270 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 20:48:00,270 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 20:48:00,270 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 20:48:00,270 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 20:48:00,270 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 20:48:00,271 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 20:48:00,271 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 20:48:00,271 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 20:48:00,271 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 20:48:00,271 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 20:48:00,272 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__3 [2020-10-27 20:48:00,272 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 20:48:00,272 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 20:48:00,272 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 20:48:00,273 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 20:48:00,274 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 20:48:00,274 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 20:48:00,275 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 20:48:00,275 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 20:48:00,276 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 20:48:00,276 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 20:48:00,276 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 20:48:00,276 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 20:48:00,276 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 20:48:00,276 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 20:48:00,276 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 20:48:00,276 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 20:48:00,277 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 20:48:00,277 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 20:48:00,277 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 20:48:00,277 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-27 20:48:00,278 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__4 [2020-10-27 20:48:00,279 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 20:48:00,282 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 20:48:00,283 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 20:48:00,283 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 20:48:00,283 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 20:48:00,283 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 20:48:00,284 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 20:48:00,284 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__2 [2020-10-27 20:48:00,286 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 20:48:00,286 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 20:48:00,286 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 20:48:00,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 20:48:00,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 20:48:00,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 20:48:00,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 20:48:00,293 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 20:48:00,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 20:48:00,293 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 20:48:00,293 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 20:48:00,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 20:48:00,293 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 20:48:00,293 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 20:48:00,293 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 20:48:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 20:48:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 20:48:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 20:48:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 20:48:00,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 20:48:00,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 20:48:00,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 20:48:02,749 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 20:48:02,750 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 20:48:02,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:48:02 BoogieIcfgContainer [2020-10-27 20:48:02,753 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 20:48:02,755 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 20:48:02,755 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 20:48:02,758 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 20:48:02,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 08:47:58" (1/3) ... [2020-10-27 20:48:02,759 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16c52e3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:48:02, skipping insertion in model container [2020-10-27 20:48:02,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:47:59" (2/3) ... [2020-10-27 20:48:02,760 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16c52e3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:48:02, skipping insertion in model container [2020-10-27 20:48:02,760 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:48:02" (3/3) ... [2020-10-27 20:48:02,761 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product01.cil.c [2020-10-27 20:48:02,774 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 20:48:02,780 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 20:48:02,793 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 20:48:02,826 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 20:48:02,826 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 20:48:02,826 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 20:48:02,826 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 20:48:02,827 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 20:48:02,827 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 20:48:02,827 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 20:48:02,827 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 20:48:02,864 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states. [2020-10-27 20:48:02,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-27 20:48:02,902 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:48:02,903 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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] [2020-10-27 20:48:02,903 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 20:48:02,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:48:02,910 INFO L82 PathProgramCache]: Analyzing trace with hash 642677041, now seen corresponding path program 1 times [2020-10-27 20:48:02,919 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:48:02,920 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1538846546] [2020-10-27 20:48:02,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:48:03,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:03,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:03,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:04,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:04,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:04,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:05,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:05,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:08,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:08,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:08,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 201 [2020-10-27 20:48:08,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 20:48:08,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5105 [2020-10-27 20:48:08,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:08,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:48:08,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 139 [2020-10-27 20:48:08,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:48:08,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 20:48:09,767 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 20:48:09,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:48:09,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:09,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:09,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:09,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:48:09,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:09,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 115 [2020-10-27 20:48:09,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:09,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:09,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:09,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:09,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:48:09,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:48:09,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:09,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:09,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:09,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:48:09,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:09,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:48:09,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:09,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:09,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:09,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:09,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:09,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:48:09,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:09,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:09,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:09,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:48:09,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:09,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:48:09,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:09,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:09,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:09,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:09,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:09,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:48:09,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:09,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:09,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:09,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:48:09,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:09,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:48:09,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:09,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:09,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:09,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:09,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-27 20:48:09,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:48:09,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:09,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:09,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:09,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:48:09,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:09,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:48:09,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:09,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:09,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:09,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:09,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 20:48:10,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 20:48:10,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:10,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:10,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:10,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:48:10,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:10,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:48:10,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:10,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:10,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:10,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:10,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:10,271 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-27 20:48:10,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:48:10,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:10,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:10,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:10,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:10,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:10,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:10,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:11,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:11,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:11,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:15,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:15,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 148 [2020-10-27 20:48:15,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 20:48:15,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-27 20:48:15,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:15,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:48:15,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 105 [2020-10-27 20:48:15,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:48:15,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:15,585 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 20:48:15,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:48:15,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:15,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:15,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:15,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:15,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:15,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:15,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:16,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:16,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 20:48:16,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:48:16,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1393 [2020-10-27 20:48:16,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:16,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:48:16,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 20:48:16,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:48:16,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:17,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:48:17,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:17,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:17,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:17,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:17,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:48:17,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:48:17,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:48:17,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:17,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:48:17,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:48:17,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:48:17,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:17,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 20:48:17,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:17,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:17,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:17,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 20:48:17,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:17,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-27 20:48:17,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:17,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:48:17,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:48:17,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 20:48:17,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:17,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 20:48:17,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:17,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:17,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:17,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:48:17,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:17,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 20:48:17,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:17,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:48:17,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:17,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:48:17,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:17,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:48:17,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:17,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:17,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:17,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:48:17,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:17,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:48:17,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:17,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:17,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:17,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:17,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:48:17,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:48:17,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:17,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:17,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:17,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:17,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:17,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:17,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:18,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:18,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 20:48:18,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:48:18,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1385 [2020-10-27 20:48:18,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:18,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:48:18,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 20:48:18,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:48:18,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:18,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:48:18,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:18,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:18,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:18,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:18,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:48:18,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:48:18,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:48:18,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:18,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:48:18,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:48:18,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:48:18,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:18,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 20:48:18,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:18,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:18,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:18,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 20:48:18,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:18,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 20:48:18,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:18,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:48:18,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:48:18,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 20:48:18,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:18,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 20:48:18,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:18,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:18,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:18,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:48:18,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:18,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 20:48:18,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:18,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:48:18,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:18,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:48:18,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:18,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:48:18,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:18,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:18,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:18,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:48:18,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:18,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:48:18,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:18,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:18,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:18,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:18,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:18,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-27 20:48:18,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:18,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:18,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:18,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:18,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:18,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:21,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:23,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:23,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-27 20:48:23,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:48:23,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4961 [2020-10-27 20:48:23,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:23,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:23,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 65 [2020-10-27 20:48:23,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:23,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:23,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:48:23,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:23,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:23,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:23,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:23,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:23,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:24,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:26,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:26,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-27 20:48:26,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:48:26,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2658 [2020-10-27 20:48:26,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:26,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 20:48:26,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 36 [2020-10-27 20:48:26,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 20:48:26,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:26,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:48:26,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:26,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:26,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:26,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 20:48:26,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:26,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 20:48:26,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:26,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:26,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:26,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:26,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 20:48:26,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:48:26,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:26,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:26,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:26,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:48:26,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:26,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:48:26,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:26,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:26,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:26,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:26,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:26,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 20:48:26,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:26,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:26,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:26,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 20:48:26,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:26,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:48:26,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:26,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:48:26,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:26,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:48:26,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:48:26,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 20:48:26,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:26,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:26,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:26,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:48:26,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:26,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 20:48:26,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:26,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:48:26,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:26,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:48:26,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:26,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 20:48:26,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:26,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:26,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:26,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 20:48:26,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:26,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 20:48:26,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:26,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 20:48:26,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 20:48:26,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 20:48:26,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:26,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:48:26,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:48:26,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:48:26,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:48:26,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:48:26,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:48:26,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:48:26,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:48:26,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:48:26,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:48:26,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 20:48:26,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:48:27,096 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-27 20:48:27,097 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1538846546] [2020-10-27 20:48:27,099 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 20:48:27,100 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-27 20:48:27,100 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135416494] [2020-10-27 20:48:27,106 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-27 20:48:27,107 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:48:27,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-27 20:48:27,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=324, Unknown=0, NotChecked=0, Total=380 [2020-10-27 20:48:27,126 INFO L87 Difference]: Start difference. First operand 726 states. Second operand 20 states. [2020-10-27 20:48:29,433 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-27 20:48:31,395 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-27 20:48:32,640 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 407 [2020-10-27 20:48:34,079 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-27 20:48:37,986 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 20:48:39,270 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-27 20:48:39,948 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-27 20:48:40,151 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-27 20:48:42,163 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-27 20:48:43,325 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 403 [2020-10-27 20:48:45,022 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-27 20:48:46,131 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-27 20:48:48,665 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 408 DAG size of output: 405 [2020-10-27 20:48:51,061 WARN L193 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 408 DAG size of output: 405 [2020-10-27 20:48:58,725 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 20:49:03,178 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-27 20:49:04,646 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-27 20:49:05,892 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-27 20:49:07,270 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 20:49:12,437 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-27 20:49:18,412 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 20:50:21,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 20:50:21,732 INFO L93 Difference]: Finished difference Result 3418 states and 6282 transitions. [2020-10-27 20:50:21,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2020-10-27 20:50:21,735 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 139 [2020-10-27 20:50:21,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 20:50:21,815 INFO L225 Difference]: With dead ends: 3418 [2020-10-27 20:50:21,815 INFO L226 Difference]: Without dead ends: 2812 [2020-10-27 20:50:21,836 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1303 ImplicationChecksByTransitivity, 22.9s TimeCoverageRelationStatistics Valid=812, Invalid=3478, Unknown=0, NotChecked=0, Total=4290 [2020-10-27 20:50:21,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2812 states. [2020-10-27 20:50:22,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2812 to 1752. [2020-10-27 20:50:22,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1752 states. [2020-10-27 20:50:22,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1752 states to 1752 states and 2852 transitions. [2020-10-27 20:50:22,658 INFO L78 Accepts]: Start accepts. Automaton has 1752 states and 2852 transitions. Word has length 139 [2020-10-27 20:50:22,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 20:50:22,659 INFO L481 AbstractCegarLoop]: Abstraction has 1752 states and 2852 transitions. [2020-10-27 20:50:22,659 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-27 20:50:22,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 2852 transitions. [2020-10-27 20:50:22,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-27 20:50:22,675 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:50:22,676 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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] [2020-10-27 20:50:22,677 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 20:50:22,677 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 20:50:22,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:50:22,679 INFO L82 PathProgramCache]: Analyzing trace with hash -1235160412, now seen corresponding path program 1 times [2020-10-27 20:50:22,679 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:50:22,680 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1060803206] [2020-10-27 20:50:22,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:50:22,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:22,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:22,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:23,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:23,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:23,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:23,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:23,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:26,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:27,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:27,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-27 20:50:27,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 20:50:27,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5116 [2020-10-27 20:50:27,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:27,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:50:27,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 143 [2020-10-27 20:50:27,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:50:27,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:29,027 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 20:50:29,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:50:29,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:29,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:29,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:29,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:50:29,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:29,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-27 20:50:29,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:29,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:29,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:29,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:29,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:29,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:50:29,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:29,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:29,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:29,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:50:29,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:29,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:50:29,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:29,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:29,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:29,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:29,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:29,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:50:29,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:29,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:29,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:29,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:50:29,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:29,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:50:29,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:29,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:29,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:29,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:29,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:29,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:50:29,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:29,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:29,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:29,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:50:29,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:29,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:50:29,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:29,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:29,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:29,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:29,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:29,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:50:29,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:29,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:29,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:29,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:50:29,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:29,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:50:29,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:29,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:29,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:29,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:29,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:29,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 20:50:29,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:29,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:29,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:29,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:50:29,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:29,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:50:29,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:29,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:29,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:29,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:29,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:29,429 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-27 20:50:29,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:50:29,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:29,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:29,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:29,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:29,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:29,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:30,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:30,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:30,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:30,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:34,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:34,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 154 [2020-10-27 20:50:34,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 20:50:34,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 20:50:34,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:34,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:50:34,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 109 [2020-10-27 20:50:34,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:50:34,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:50:34,674 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 20:50:34,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:50:34,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:34,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:34,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:34,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:34,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:34,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:34,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:35,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:35,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 20:50:35,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:50:35,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 824 [2020-10-27 20:50:35,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:35,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:50:35,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 20:50:35,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:50:35,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:35,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:50:35,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:35,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:35,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:35,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:35,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 20:50:35,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:50:35,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:50:35,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:35,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:50:35,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:50:35,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:50:35,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:35,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 20:50:35,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:35,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:35,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:35,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 20:50:35,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:35,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 20:50:35,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:35,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:50:35,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:50:35,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 20:50:35,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:35,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 20:50:35,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:35,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:35,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:35,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:50:35,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:35,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:50:35,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:35,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:50:35,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:35,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:50:35,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:35,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:50:35,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:35,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:35,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:35,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:50:35,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:35,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:50:35,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:35,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:35,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:35,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:35,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:35,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 20:50:35,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:35,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:35,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:35,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:35,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:35,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:35,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:36,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:36,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 20:50:36,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:50:36,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 564 [2020-10-27 20:50:36,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:36,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:50:36,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 20:50:36,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:50:36,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:36,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:50:36,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:36,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:36,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:36,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:36,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 20:50:36,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:50:36,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:50:36,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:36,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:50:36,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:50:36,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:50:36,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:36,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 20:50:36,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:36,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:36,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:36,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 20:50:36,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:36,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-27 20:50:36,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:36,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:50:36,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:50:36,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 20:50:36,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:36,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 20:50:36,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:36,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:36,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:36,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:50:36,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:36,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 20:50:36,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:36,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:50:36,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:36,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:50:36,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:36,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:50:36,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:36,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:36,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:36,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:50:36,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:36,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:50:36,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:36,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:36,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:36,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:36,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:36,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 20:50:36,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:36,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:36,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:36,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:36,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:36,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-27 20:50:36,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 20:50:36,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 452 [2020-10-27 20:50:36,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:36,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:50:36,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-10-27 20:50:36,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 20:50:36,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:36,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:50:36,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:36,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:36,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:36,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:37,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:37,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-27 20:50:37,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 20:50:37,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 219 [2020-10-27 20:50:37,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:37,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:50:37,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 36 [2020-10-27 20:50:37,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 20:50:37,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:37,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:50:37,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:37,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:37,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:37,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 20:50:37,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:37,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:50:37,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:37,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:37,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:37,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:37,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:37,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:50:37,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:37,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:37,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:37,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:50:37,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:37,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:50:37,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:37,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:37,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:37,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:37,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:37,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 20:50:37,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:37,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:37,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:37,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 20:50:37,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:37,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:50:37,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:37,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:37,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:37,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:37,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:37,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 20:50:37,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:37,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:37,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:37,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:50:37,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:37,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:50:37,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:37,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:50:37,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 20:50:37,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 20:50:37,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:37,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 20:50:37,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:37,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:37,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:37,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 20:50:37,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:37,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:50:37,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:37,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:37,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 20:50:37,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:37,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:37,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:50:37,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:37,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:37,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:37,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:50:37,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:37,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:50:37,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:37,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:37,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:37,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:37,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:37,411 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-27 20:50:37,412 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1060803206] [2020-10-27 20:50:37,412 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 20:50:37,412 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-27 20:50:37,413 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476763236] [2020-10-27 20:50:37,414 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-27 20:50:37,414 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:50:37,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-27 20:50:37,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=225, Unknown=0, NotChecked=0, Total=272 [2020-10-27 20:50:37,415 INFO L87 Difference]: Start difference. First operand 1752 states and 2852 transitions. Second operand 17 states. [2020-10-27 20:50:40,319 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 402 [2020-10-27 20:50:41,875 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-27 20:50:43,037 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 406 [2020-10-27 20:50:44,364 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 405 [2020-10-27 20:50:47,454 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-27 20:50:48,620 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-27 20:50:57,126 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 20:51:23,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 20:51:23,245 INFO L93 Difference]: Finished difference Result 6286 states and 11445 transitions. [2020-10-27 20:51:23,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-27 20:51:23,246 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 145 [2020-10-27 20:51:23,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 20:51:23,294 INFO L225 Difference]: With dead ends: 6286 [2020-10-27 20:51:23,294 INFO L226 Difference]: Without dead ends: 4555 [2020-10-27 20:51:23,310 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 330 ImplicationChecksByTransitivity, 7.3s TimeCoverageRelationStatistics Valid=304, Invalid=1028, Unknown=0, NotChecked=0, Total=1332 [2020-10-27 20:51:23,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4555 states. [2020-10-27 20:51:24,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4555 to 2951. [2020-10-27 20:51:24,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2951 states. [2020-10-27 20:51:24,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2951 states to 2951 states and 4836 transitions. [2020-10-27 20:51:24,226 INFO L78 Accepts]: Start accepts. Automaton has 2951 states and 4836 transitions. Word has length 145 [2020-10-27 20:51:24,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 20:51:24,227 INFO L481 AbstractCegarLoop]: Abstraction has 2951 states and 4836 transitions. [2020-10-27 20:51:24,227 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-27 20:51:24,227 INFO L276 IsEmpty]: Start isEmpty. Operand 2951 states and 4836 transitions. [2020-10-27 20:51:24,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-10-27 20:51:24,231 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:51:24,232 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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] [2020-10-27 20:51:24,232 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 20:51:24,233 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 20:51:24,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:51:24,233 INFO L82 PathProgramCache]: Analyzing trace with hash -1271998103, now seen corresponding path program 1 times [2020-10-27 20:51:24,233 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:51:24,233 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1783611056] [2020-10-27 20:51:24,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:51:24,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:24,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:24,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:24,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:24,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:24,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:24,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:27,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:29,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:29,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 212 [2020-10-27 20:51:29,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 20:51:29,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5065 [2020-10-27 20:51:29,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:29,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:51:29,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 147 [2020-10-27 20:51:29,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:51:29,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:30,608 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 400 [2020-10-27 20:51:30,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:51:30,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:30,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:30,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:30,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:51:30,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:30,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-27 20:51:30,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:30,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:30,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:30,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:30,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:30,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:51:30,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:30,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:30,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:30,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:51:30,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:30,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:51:30,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:30,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:30,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:30,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:30,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:30,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:51:30,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:30,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:30,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:30,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:51:30,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:30,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:51:30,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:30,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:30,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:30,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:30,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:30,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:51:30,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:30,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:30,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:30,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:51:30,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:30,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:51:30,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:30,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:30,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:30,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:30,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:30,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:51:30,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:30,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:30,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:30,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:51:30,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:30,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:51:30,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:30,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:30,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:30,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:30,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:30,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 20:51:30,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:30,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:30,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:30,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:51:30,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:30,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:51:30,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:30,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:30,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:30,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:30,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:30,996 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-27 20:51:30,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:51:31,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:31,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:31,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:31,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:31,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:31,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:31,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:31,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:36,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:36,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-27 20:51:36,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 20:51:36,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-27 20:51:36,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:36,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:51:36,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 113 [2020-10-27 20:51:36,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:51:36,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:36,303 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 20:51:36,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:51:36,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:36,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:36,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:36,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:36,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:36,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:36,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:37,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:37,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 20:51:37,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:51:37,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 950 [2020-10-27 20:51:37,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:37,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:37,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 20:51:37,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:51:37,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:37,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:37,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:37,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:37,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:37,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:37,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:51:37,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:51:37,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:51:37,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:37,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:37,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:51:37,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 20:51:37,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:37,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:51:37,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:37,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:37,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:37,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 20:51:37,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:37,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 20:51:37,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:37,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:37,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:51:37,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 20:51:37,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:37,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 20:51:37,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:37,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:37,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:37,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:51:37,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:37,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:51:37,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:37,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:51:37,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:37,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:51:37,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:37,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:37,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:37,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:37,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:37,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:51:37,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:37,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:51:37,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:37,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:37,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:37,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:37,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:37,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 20:51:37,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:37,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:37,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:37,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:37,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:37,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:37,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 20:51:37,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 20:51:37,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 414 [2020-10-27 20:51:37,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:37,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 20:51:37,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-27 20:51:37,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 20:51:37,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:37,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:37,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:37,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:37,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:37,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:51:37,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:37,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:51:37,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:37,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:37,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:37,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:51:37,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:37,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:51:37,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:37,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:37,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:37,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:38,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:38,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 20:51:38,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 20:51:38,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 158 [2020-10-27 20:51:38,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:38,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:51:38,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:51:38,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 20:51:38,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:38,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 20:51:38,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:38,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:38,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:38,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:51:38,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:38,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:51:38,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:38,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:51:38,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:38,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:51:38,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:38,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:38,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:38,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:38,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:38,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:51:38,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:38,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:51:38,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:38,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:38,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:38,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:38,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:38,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 20:51:38,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:38,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:38,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:38,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:38,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-27 20:51:38,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:51:38,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 210 [2020-10-27 20:51:38,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:38,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:51:38,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-27 20:51:38,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:51:38,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:38,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:38,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:38,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:38,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:38,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:38,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 64 [2020-10-27 20:51:38,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:51:38,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 158 [2020-10-27 20:51:38,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:38,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:51:38,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 20:51:38,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:51:38,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:38,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:38,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:38,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:38,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:38,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 20:51:38,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:38,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:51:38,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:38,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:38,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:38,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:38,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:38,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:38,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:38,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:38,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:38,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:51:38,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:38,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:51:38,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:38,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:38,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:38,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:38,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:38,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 20:51:38,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:38,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:38,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:38,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 20:51:38,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:38,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:51:38,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:38,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:38,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:38,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:51:38,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:38,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 20:51:38,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:38,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:38,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:38,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:51:38,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:38,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:51:38,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:38,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:38,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 20:51:38,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:38,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:38,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 20:51:38,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:38,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:38,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:38,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-27 20:51:38,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:38,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:51:38,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:38,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:38,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-27 20:51:38,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:38,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:38,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:38,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:38,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:38,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:38,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:51:38,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:38,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:51:38,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:38,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:38,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:38,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:38,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:38,902 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-27 20:51:38,902 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1783611056] [2020-10-27 20:51:38,902 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 20:51:38,902 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-27 20:51:38,903 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87352126] [2020-10-27 20:51:38,903 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-27 20:51:38,903 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:51:38,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-27 20:51:38,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2020-10-27 20:51:38,904 INFO L87 Difference]: Start difference. First operand 2951 states and 4836 transitions. Second operand 20 states.