/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_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 20:49:58,532 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 20:49:58,536 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 20:49:58,577 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 20:49:58,578 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 20:49:58,579 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 20:49:58,581 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 20:49:58,583 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 20:49:58,586 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 20:49:58,587 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 20:49:58,588 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 20:49:58,590 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 20:49:58,590 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 20:49:58,591 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 20:49:58,593 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 20:49:58,594 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 20:49:58,595 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 20:49:58,596 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 20:49:58,599 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 20:49:58,617 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 20:49:58,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 20:49:58,621 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 20:49:58,622 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 20:49:58,623 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 20:49:58,627 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 20:49:58,627 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 20:49:58,627 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 20:49:58,628 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 20:49:58,629 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 20:49:58,630 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 20:49:58,630 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 20:49:58,631 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 20:49:58,632 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 20:49:58,633 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 20:49:58,634 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 20:49:58,635 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 20:49:58,636 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 20:49:58,636 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 20:49:58,636 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 20:49:58,637 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 20:49:58,638 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 20:49:58,642 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 20:49:58,675 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 20:49:58,675 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 20:49:58,677 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 20:49:58,677 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 20:49:58,677 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 20:49:58,678 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 20:49:58,678 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 20:49:58,678 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 20:49:58,678 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 20:49:58,679 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 20:49:58,679 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 20:49:58,679 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 20:49:58,679 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 20:49:58,679 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 20:49:58,680 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 20:49:58,680 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 20:49:58,680 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 20:49:58,681 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 20:49:58,681 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 20:49:58,681 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 20:49:58,681 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 20:49:58,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 20:49:58,682 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 20:49:58,682 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 20:49:58,682 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 20:49:58,683 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 20:49:58,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 20:49:58,683 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 20:49:58,683 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 20:49:58,684 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 20:49:59,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 20:49:59,060 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 20:49:59,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 20:49:59,066 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 20:49:59,067 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 20:49:59,069 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec1_product19.cil.c [2020-10-27 20:49:59,148 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b3ebbd8a2/1fc7234dcc164eca987d878ff5b6648f/FLAGb290cac8a [2020-10-27 20:49:59,953 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 20:49:59,953 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec1_product19.cil.c [2020-10-27 20:49:59,986 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b3ebbd8a2/1fc7234dcc164eca987d878ff5b6648f/FLAGb290cac8a [2020-10-27 20:50:00,065 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b3ebbd8a2/1fc7234dcc164eca987d878ff5b6648f [2020-10-27 20:50:00,068 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 20:50:00,077 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 20:50:00,079 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 20:50:00,079 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 20:50:00,083 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 20:50:00,085 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:50:00" (1/1) ... [2020-10-27 20:50:00,099 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cf4911f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:50:00, skipping insertion in model container [2020-10-27 20:50:00,100 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:50:00" (1/1) ... [2020-10-27 20:50:00,109 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 20:50:00,214 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 20:50:00,887 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 20:50:00,898 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 20:50:01,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 20:50:01,111 INFO L208 MainTranslator]: Completed translation [2020-10-27 20:50:01,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:50:01 WrapperNode [2020-10-27 20:50:01,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 20:50:01,115 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 20:50:01,115 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 20:50:01,115 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 20:50:01,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:50:01" (1/1) ... [2020-10-27 20:50:01,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:50:01" (1/1) ... [2020-10-27 20:50:01,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:50:01" (1/1) ... [2020-10-27 20:50:01,164 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:50:01" (1/1) ... [2020-10-27 20:50:01,259 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:50:01" (1/1) ... [2020-10-27 20:50:01,310 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:50:01" (1/1) ... [2020-10-27 20:50:01,334 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:50:01" (1/1) ... [2020-10-27 20:50:01,366 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 20:50:01,367 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 20:50:01,367 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 20:50:01,368 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 20:50:01,369 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:50:01" (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 20:50:01,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 20:50:01,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 20:50:01,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 20:50:01,465 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 20:50:01,465 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 20:50:01,465 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-27 20:50:01,466 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-27 20:50:01,466 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-27 20:50:01,466 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-27 20:50:01,466 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-27 20:50:01,467 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-27 20:50:01,467 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-27 20:50:01,467 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-27 20:50:01,468 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-27 20:50:01,468 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-27 20:50:01,469 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-27 20:50:01,469 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-27 20:50:01,469 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-27 20:50:01,469 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-27 20:50:01,469 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-27 20:50:01,469 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-27 20:50:01,470 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-27 20:50:01,470 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-27 20:50:01,470 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-27 20:50:01,470 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 20:50:01,470 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-27 20:50:01,470 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-27 20:50:01,471 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-27 20:50:01,471 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 20:50:01,471 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-27 20:50:01,471 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 20:50:01,471 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 20:50:01,471 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 20:50:01,471 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 20:50:01,472 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 20:50:01,472 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 20:50:01,472 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 20:50:01,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-27 20:50:01,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__2 [2020-10-27 20:50:01,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__3 [2020-10-27 20:50:01,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__4 [2020-10-27 20:50:01,473 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-27 20:50:01,473 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-27 20:50:01,473 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-27 20:50:01,473 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-27 20:50:01,473 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-27 20:50:01,473 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-27 20:50:01,473 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-27 20:50:01,474 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-27 20:50:01,474 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-27 20:50:01,474 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-27 20:50:01,474 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-27 20:50:01,474 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-27 20:50:01,475 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-27 20:50:01,475 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-27 20:50:01,475 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-27 20:50:01,475 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-27 20:50:01,476 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2020-10-27 20:50:01,476 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-27 20:50:01,476 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-27 20:50:01,476 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-27 20:50:01,476 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-27 20:50:01,477 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-27 20:50:01,477 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-27 20:50:01,477 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-27 20:50:01,477 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 20:50:01,477 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-27 20:50:01,477 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-27 20:50:01,477 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-27 20:50:01,478 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-27 20:50:01,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 20:50:01,478 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-27 20:50:01,480 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-27 20:50:01,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 20:50:01,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 20:50:01,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 20:50:01,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 20:50:01,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 20:50:01,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 20:50:01,482 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 20:50:01,482 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 20:50:01,482 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 20:50:01,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 20:50:01,483 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 20:50:01,483 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-27 20:50:01,483 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-27 20:50:01,483 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 20:50:01,484 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 20:50:01,484 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-27 20:50:01,484 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-27 20:50:01,484 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-27 20:50:01,484 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-27 20:50:01,484 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-27 20:50:01,484 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-27 20:50:01,485 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-27 20:50:01,485 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-27 20:50:01,485 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-27 20:50:01,485 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-27 20:50:01,485 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-27 20:50:01,485 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__2 [2020-10-27 20:50:01,485 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-27 20:50:01,485 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-27 20:50:01,486 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-27 20:50:01,486 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-27 20:50:01,486 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-27 20:50:01,486 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-27 20:50:01,486 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 20:50:01,486 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-27 20:50:01,486 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-27 20:50:01,487 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-27 20:50:01,487 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-27 20:50:01,487 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-27 20:50:01,487 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-27 20:50:01,488 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-27 20:50:01,489 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-27 20:50:01,489 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 20:50:01,489 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-27 20:50:01,490 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 20:50:01,491 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-27 20:50:01,491 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__4 [2020-10-27 20:50:01,491 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 20:50:01,491 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 20:50:01,491 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 20:50:01,491 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 20:50:01,492 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 20:50:01,492 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 20:50:01,492 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 20:50:01,492 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-27 20:50:01,492 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-27 20:50:01,493 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__3 [2020-10-27 20:50:01,494 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 20:50:01,494 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-27 20:50:01,497 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-27 20:50:01,497 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-27 20:50:01,497 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-27 20:50:01,498 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-27 20:50:01,498 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-27 20:50:01,498 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-27 20:50:01,499 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-27 20:50:01,500 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-27 20:50:01,501 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-27 20:50:01,501 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-27 20:50:01,501 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-27 20:50:01,507 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-27 20:50:01,507 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-27 20:50:01,507 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2020-10-27 20:50:01,507 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-27 20:50:01,508 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-27 20:50:01,508 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-27 20:50:01,508 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-27 20:50:01,508 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-27 20:50:01,508 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-27 20:50:01,508 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-27 20:50:01,508 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-27 20:50:01,508 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-27 20:50:01,508 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 20:50:01,509 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 20:50:01,509 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 20:50:01,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 20:50:01,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 20:50:01,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 20:50:01,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 20:50:01,510 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 20:50:01,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 20:50:01,510 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 20:50:01,510 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 20:50:01,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 20:50:01,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 20:50:01,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 20:50:01,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 20:50:01,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 20:50:01,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 20:50:01,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 20:50:03,941 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 20:50:03,941 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-27 20:50:03,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:50:03 BoogieIcfgContainer [2020-10-27 20:50:03,945 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 20:50:03,947 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 20:50:03,947 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 20:50:03,950 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 20:50:03,950 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 08:50:00" (1/3) ... [2020-10-27 20:50:03,951 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33c9deda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:50:03, skipping insertion in model container [2020-10-27 20:50:03,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:50:01" (2/3) ... [2020-10-27 20:50:03,952 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33c9deda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:50:03, skipping insertion in model container [2020-10-27 20:50:03,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:50:03" (3/3) ... [2020-10-27 20:50:03,953 INFO L111 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product19.cil.c [2020-10-27 20:50:03,965 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 20:50:03,971 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 20:50:03,984 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 20:50:04,016 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 20:50:04,016 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 20:50:04,016 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 20:50:04,016 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 20:50:04,017 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 20:50:04,017 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 20:50:04,017 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 20:50:04,017 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 20:50:04,056 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states. [2020-10-27 20:50:04,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-10-27 20:50:04,116 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:50:04,118 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 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, 1] [2020-10-27 20:50:04,119 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 20:50:04,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:50:04,133 INFO L82 PathProgramCache]: Analyzing trace with hash 875278584, now seen corresponding path program 1 times [2020-10-27 20:50:04,142 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:50:04,143 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1277423397] [2020-10-27 20:50:04,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:50:04,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:04,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:05,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:05,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:05,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:05,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:05,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:06,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:06,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:09,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:09,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 237 [2020-10-27 20:50:09,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 20:50:09,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5063 [2020-10-27 20:50:09,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:09,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:50:09,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-27 20:50:09,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:50:09,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 20:50:10,841 WARN L193 SmtUtils]: Spent 972.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 20:50:10,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:50:10,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:10,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:10,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:10,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:50:10,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:10,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-27 20:50:10,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:10,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:10,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:10,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:10,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:10,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:50:10,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:10,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:10,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:10,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:50:10,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:10,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:50:10,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:10,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:10,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:10,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:10,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:10,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:50:10,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:10,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:10,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:10,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:50:10,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:10,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:50:10,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:10,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:10,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:10,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:10,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-27 20:50:11,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:50:11,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:11,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:11,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:11,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:50:11,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:11,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:50:11,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:11,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:11,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:11,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:11,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 20:50:11,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:50:11,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:11,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:11,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:11,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:50:11,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:11,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:50:11,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:11,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:11,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:11,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:11,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:11,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 20:50:11,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:11,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:11,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:11,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:50:11,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:11,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:50:11,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:11,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:11,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:11,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:11,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:11,285 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 20:50:11,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:50:11,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:11,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:11,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:11,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:11,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:11,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:11,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:11,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:15,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:15,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:15,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:16,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:16,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 184 [2020-10-27 20:50:16,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 20:50:16,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 20:50:16,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:16,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:50:16,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-27 20:50:16,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:50:16,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:16,509 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 20:50:16,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:50:16,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:16,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:16,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:16,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:16,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:16,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:16,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:17,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:17,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 20:50:17,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:50:17,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1246 [2020-10-27 20:50:17,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:17,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:50:17,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 20:50:17,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:50:17,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:17,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:50:17,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:17,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:17,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:17,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:17,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:50:17,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:50:17,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:50:17,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:17,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:50:17,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:50:17,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:50:17,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:17,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 20:50:17,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:17,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:17,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:17,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 20:50:17,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:17,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-27 20:50:17,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:17,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:50:17,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:50:17,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 20:50:17,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:17,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 20:50:17,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:17,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:17,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:17,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:50:17,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:17,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 20:50:17,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:17,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:50:17,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:17,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:50:17,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:17,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:50:17,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:17,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:18,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:18,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:50:18,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:18,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:50:18,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:18,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:18,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:18,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:18,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:50:18,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:50:18,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:18,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:18,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:18,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:18,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:18,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:18,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:18,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 20:50:18,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 20:50:18,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 965 [2020-10-27 20:50:18,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:18,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:50:18,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 20:50:18,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:50:18,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:19,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:50:19,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:19,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:19,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:19,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:19,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:50:19,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:50:19,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:50:19,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:19,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:50:19,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:50:19,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:50:19,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:19,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 20:50:19,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:19,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:19,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:19,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 20:50:19,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:19,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-27 20:50:19,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:19,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:50:19,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:50:19,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 20:50:19,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:19,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-27 20:50:19,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:19,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:19,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:19,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:50:19,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:19,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 20:50:19,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:19,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:50:19,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:19,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:50:19,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:19,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:50:19,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:19,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:19,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:19,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:50:19,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:19,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:50:19,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:19,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:19,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:19,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:19,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:19,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-27 20:50:19,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:19,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:19,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:19,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:19,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:20,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:21,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:21,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-27 20:50:21,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 20:50:21,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1967 [2020-10-27 20:50:21,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:21,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:21,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 104 [2020-10-27 20:50:21,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:21,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:21,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:50:21,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:21,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:21,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:21,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:21,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:22,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:22,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-27 20:50:22,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 20:50:22,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1279 [2020-10-27 20:50:22,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:22,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:50:22,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-10-27 20:50:22,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 20:50:22,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:22,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:50:22,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:22,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:22,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:22,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 20:50:22,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:22,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:50:22,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:22,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:22,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:22,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:22,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:22,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:50:22,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:22,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:22,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:22,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:50:22,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:22,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:50:22,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:22,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:22,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:22,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:22,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:22,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:50:22,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:22,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:22,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:22,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:50:22,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:22,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:50:22,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:22,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:22,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:22,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:22,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:22,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:50:22,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:22,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:22,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:22,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:50:22,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:22,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:50:22,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:22,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:22,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:22,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:22,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:22,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:50:22,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:22,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:22,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:22,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 20:50:22,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:22,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:50:22,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:22,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:22,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:22,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:22,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:22,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:50:22,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:22,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:22,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:22,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:50:22,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:22,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:50:22,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:22,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:22,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:22,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:22,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:22,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:50:22,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:22,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:22,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:22,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:50:22,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:22,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:50:22,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:22,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:22,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:22,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:22,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:22,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:50:22,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:22,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:22,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:22,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:50:22,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:22,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:50:22,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:22,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:22,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:22,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:22,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:22,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-27 20:50:22,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:22,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:22,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:22,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:50:22,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:22,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:50:22,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:22,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:50:22,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 20:50:22,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 20:50:22,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:50:22,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 20:50:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:22,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:22,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:22,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 20:50:22,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:22,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:50:22,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:22,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:22,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 20:50:22,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:22,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:50:22,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:50:22,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:50:22,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:50:22,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:50:22,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:50:22,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:50:22,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:50:22,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:50:22,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:50:22,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:50:22,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:50:22,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:50:22,858 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2020-10-27 20:50:22,859 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1277423397] [2020-10-27 20:50:22,861 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 20:50:22,862 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-27 20:50:22,863 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555556008] [2020-10-27 20:50:22,869 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 20:50:22,869 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:50:22,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 20:50:22,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2020-10-27 20:50:22,887 INFO L87 Difference]: Start difference. First operand 775 states. Second operand 15 states. [2020-10-27 20:50:24,394 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 20:50:25,878 WARN L193 SmtUtils]: Spent 880.00 ms on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 20:50:26,743 WARN L193 SmtUtils]: Spent 822.00 ms on a formula simplification that was a NOOP. DAG size: 416 [2020-10-27 20:50:27,820 WARN L193 SmtUtils]: Spent 818.00 ms on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 20:50:30,913 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-27 20:50:36,330 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-27 20:50:41,695 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 20:51:04,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 20:51:04,894 INFO L93 Difference]: Finished difference Result 2326 states and 4045 transitions. [2020-10-27 20:51:04,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-27 20:51:04,899 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 165 [2020-10-27 20:51:04,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 20:51:04,953 INFO L225 Difference]: With dead ends: 2326 [2020-10-27 20:51:04,953 INFO L226 Difference]: Without dead ends: 1689 [2020-10-27 20:51:04,971 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 272 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=288, Invalid=902, Unknown=0, NotChecked=0, Total=1190 [2020-10-27 20:51:04,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1689 states. [2020-10-27 20:51:05,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1689 to 1105. [2020-10-27 20:51:05,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1105 states. [2020-10-27 20:51:05,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 1105 states and 1775 transitions. [2020-10-27 20:51:05,544 INFO L78 Accepts]: Start accepts. Automaton has 1105 states and 1775 transitions. Word has length 165 [2020-10-27 20:51:05,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 20:51:05,545 INFO L481 AbstractCegarLoop]: Abstraction has 1105 states and 1775 transitions. [2020-10-27 20:51:05,545 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 20:51:05,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 1775 transitions. [2020-10-27 20:51:05,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2020-10-27 20:51:05,562 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:51:05,563 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1] [2020-10-27 20:51:05,563 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 20:51:05,564 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 20:51:05,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:51:05,564 INFO L82 PathProgramCache]: Analyzing trace with hash 561223527, now seen corresponding path program 1 times [2020-10-27 20:51:05,566 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:51:05,566 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [821596828] [2020-10-27 20:51:05,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:51:05,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:05,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:05,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:05,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:06,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:06,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:07,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:08,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:08,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:08,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:10,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:10,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 243 [2020-10-27 20:51:10,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 20:51:10,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 20:51:10,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:10,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:10,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 99 [2020-10-27 20:51:10,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:51:10,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:11,552 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 20:51:11,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:51:11,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:11,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:11,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:11,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:51:11,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:11,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-27 20:51:11,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:11,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:11,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:11,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:11,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:11,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:51:11,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:11,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:11,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:11,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:51:11,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:11,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:51:11,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:11,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:11,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:11,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:11,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:11,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:51:11,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:11,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:11,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:11,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:51:11,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:11,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:51:11,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:11,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:11,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:11,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:11,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:11,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:51:11,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:11,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:11,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:11,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:51:11,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:11,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:51:11,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:11,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:11,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:11,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:11,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:11,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:51:11,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:11,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:11,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:11,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:51:11,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:11,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:51:11,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:11,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:11,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:11,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:11,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:11,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 20:51:11,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:11,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:11,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:11,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:51:11,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:11,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:51:11,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:11,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:11,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:11,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:11,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:11,851 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 20:51:11,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:51:11,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:11,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:11,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:11,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:12,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:12,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:12,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:12,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:14,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:14,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:14,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:16,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:16,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 190 [2020-10-27 20:51:16,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 20:51:16,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-27 20:51:16,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:16,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:16,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-27 20:51:16,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:51:16,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 20:51:17,085 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 20:51:17,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:51:17,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:17,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:17,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:17,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:17,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:17,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:17,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:18,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:18,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 20:51:18,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:51:18,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1109 [2020-10-27 20:51:18,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:18,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:18,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 20:51:18,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:51:18,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:18,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:18,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:18,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:18,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:18,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:18,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 20:51:18,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:51:18,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:51:18,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:18,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:18,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:51:18,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:51:18,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:18,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 20:51:18,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:18,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:18,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:18,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 20:51:18,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:18,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 20:51:18,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:18,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:18,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:51:18,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 20:51:18,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:18,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 20:51:18,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:18,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:18,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:18,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:51:18,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:18,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 20:51:18,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:18,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:51:18,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:18,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:51:18,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:18,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:18,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:18,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:18,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:18,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:51:18,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:18,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:51:18,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:18,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:18,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:18,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:18,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:18,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 20:51:18,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:18,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:18,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:18,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:18,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:18,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:19,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:19,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 20:51:19,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 20:51:19,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 933 [2020-10-27 20:51:19,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:19,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:19,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-27 20:51:19,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 20:51:19,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:19,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:19,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:19,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:19,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:19,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:19,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 20:51:19,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:51:19,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:51:19,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:19,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:19,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:51:19,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:51:19,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:19,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-27 20:51:19,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:19,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:19,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:19,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-27 20:51:19,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:19,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 20:51:19,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:19,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:19,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:51:19,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 20:51:19,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:19,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 20:51:19,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:19,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:19,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:19,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:51:19,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:19,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 20:51:19,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:19,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:51:19,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:19,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:51:19,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:19,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:19,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:19,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:19,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:19,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:51:19,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:19,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:51:19,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:19,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:19,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:19,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:19,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:19,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 20:51:19,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:19,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:19,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:19,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:20,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:24,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:24,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-27 20:51:24,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 20:51:24,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-27 20:51:24,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:24,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:24,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-27 20:51:24,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:24,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:24,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:24,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:24,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:24,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:24,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:24,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:27,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:27,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-27 20:51:27,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 20:51:27,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3503 [2020-10-27 20:51:27,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:27,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 20:51:27,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-10-27 20:51:27,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 20:51:27,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:28,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:28,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:28,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:28,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:28,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 20:51:28,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:28,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 20:51:28,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:28,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:28,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:28,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:28,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 20:51:28,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:28,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:28,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:28,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:28,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:51:28,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:28,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:51:28,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:28,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:28,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:28,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:28,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:28,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:28,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:28,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:28,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:28,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:51:28,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:28,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:51:28,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:28,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:28,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:28,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:28,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:28,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:51:28,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:28,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:28,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:28,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:51:28,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:28,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:51:28,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:28,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:28,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:28,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:28,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:28,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:51:28,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:28,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:28,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:28,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 20:51:28,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:28,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:51:28,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:28,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:28,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:28,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:28,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:28,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:28,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:28,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:28,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:28,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:51:28,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:28,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:51:28,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:28,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:28,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:28,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:28,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:28,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:28,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:28,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:28,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:28,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:51:28,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:28,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:51:28,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:28,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:28,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:28,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:28,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:28,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:51:28,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:28,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:28,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:28,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:51:28,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:28,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:51:28,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:28,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:51:28,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:28,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:51:28,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:28,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-27 20:51:28,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:28,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:28,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:28,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:51:28,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:28,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:51:28,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:28,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:28,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:28,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:51:28,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:28,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 20:51:28,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:28,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:28,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:28,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-27 20:51:28,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:28,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 20:51:28,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:28,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 20:51:28,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 20:51:28,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 20:51:28,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:51:28,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:51:28,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:51:28,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:51:28,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:51:28,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:51:28,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:51:28,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 20:51:28,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:51:28,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:51:28,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:51:28,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 20:51:28,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 20:51:28,530 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-10-27 20:51:28,530 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [821596828] [2020-10-27 20:51:28,531 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 20:51:28,531 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-10-27 20:51:28,531 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361187586] [2020-10-27 20:51:28,533 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 20:51:28,533 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:51:28,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 20:51:28,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2020-10-27 20:51:28,534 INFO L87 Difference]: Start difference. First operand 1105 states and 1775 transitions. Second operand 18 states. [2020-10-27 20:51:29,945 WARN L193 SmtUtils]: Spent 891.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 20:51:31,265 WARN L193 SmtUtils]: Spent 871.00 ms on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 20:51:32,218 WARN L193 SmtUtils]: Spent 897.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2020-10-27 20:51:33,309 WARN L193 SmtUtils]: Spent 865.00 ms on a formula simplification that was a NOOP. DAG size: 415 [2020-10-27 20:51:37,202 WARN L193 SmtUtils]: Spent 878.00 ms on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 20:51:37,537 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 20:51:43,052 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-27 20:51:43,375 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-27 20:51:44,551 WARN L193 SmtUtils]: Spent 881.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2020-10-27 20:51:45,575 WARN L193 SmtUtils]: Spent 866.00 ms on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 20:51:47,470 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 416 DAG size of output: 414 [2020-10-27 20:51:49,328 WARN L193 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 419 DAG size of output: 414 [2020-10-27 20:51:51,376 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 20:51:52,375 WARN L193 SmtUtils]: Spent 876.00 ms on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 20:51:53,297 WARN L193 SmtUtils]: Spent 849.00 ms on a formula simplification that was a NOOP. DAG size: 416 [2020-10-27 20:51:54,244 WARN L193 SmtUtils]: Spent 878.00 ms on a formula simplification that was a NOOP. DAG size: 419 [2020-10-27 20:51:57,345 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-27 20:52:01,277 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-27 20:52:07,312 WARN L193 SmtUtils]: Spent 872.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2020-10-27 20:52:12,476 WARN L193 SmtUtils]: Spent 820.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 20:52:13,345 WARN L193 SmtUtils]: Spent 806.00 ms on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 20:52:14,220 WARN L193 SmtUtils]: Spent 821.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2020-10-27 20:52:20,143 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-27 20:52:57,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 20:52:57,411 INFO L93 Difference]: Finished difference Result 6048 states and 10726 transitions. [2020-10-27 20:52:57,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2020-10-27 20:52:57,412 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 171 [2020-10-27 20:52:57,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 20:52:57,460 INFO L225 Difference]: With dead ends: 6048 [2020-10-27 20:52:57,461 INFO L226 Difference]: Without dead ends: 4964 [2020-10-27 20:52:57,475 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1382 ImplicationChecksByTransitivity, 19.6s TimeCoverageRelationStatistics Valid=820, Invalid=3470, Unknown=0, NotChecked=0, Total=4290 [2020-10-27 20:52:57,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4964 states. [2020-10-27 20:52:58,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4964 to 3294. [2020-10-27 20:52:58,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3294 states. [2020-10-27 20:52:58,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3294 states to 3294 states and 5290 transitions. [2020-10-27 20:52:58,513 INFO L78 Accepts]: Start accepts. Automaton has 3294 states and 5290 transitions. Word has length 171 [2020-10-27 20:52:58,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 20:52:58,513 INFO L481 AbstractCegarLoop]: Abstraction has 3294 states and 5290 transitions. [2020-10-27 20:52:58,514 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 20:52:58,514 INFO L276 IsEmpty]: Start isEmpty. Operand 3294 states and 5290 transitions. [2020-10-27 20:52:58,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2020-10-27 20:52:58,519 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 20:52:58,519 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1] [2020-10-27 20:52:58,519 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 20:52:58,520 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 20:52:58,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 20:52:58,520 INFO L82 PathProgramCache]: Analyzing trace with hash 341117221, now seen corresponding path program 1 times [2020-10-27 20:52:58,521 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 20:52:58,521 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1463454497] [2020-10-27 20:52:58,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 20:52:58,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:52:58,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:58,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:58,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:58,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:59,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:59,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:52:59,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:03,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:03,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:03,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 248 [2020-10-27 20:53:03,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 20:53:03,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5110 [2020-10-27 20:53:03,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:03,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 20:53:03,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 97 [2020-10-27 20:53:03,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 20:53:03,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:04,811 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 409 [2020-10-27 20:53:04,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:53:04,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:04,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:04,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:04,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:53:04,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:04,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-27 20:53:04,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:04,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:04,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:04,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:04,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:04,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 20:53:04,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:04,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:04,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:04,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:53:04,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:04,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:53:04,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:04,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:04,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:04,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:04,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:04,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:53:04,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:04,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:04,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:04,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:53:04,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:04,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:53:04,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:04,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:04,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:04,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:04,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:04,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 20:53:04,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:04,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:04,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:04,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:53:04,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:04,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:53:04,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:04,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:04,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:04,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:04,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:04,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 20:53:04,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:04,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:04,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:04,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 20:53:04,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:04,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:53:04,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:04,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:04,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:04,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:04,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:04,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 20:53:04,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:04,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:04,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:04,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:53:04,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:04,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:53:04,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:04,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:04,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:04,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:04,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:05,150 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-27 20:53:05,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:53:05,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:05,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:05,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:05,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:05,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:05,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:05,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:07,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:07,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:10,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:10,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 195 [2020-10-27 20:53:10,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 20:53:10,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-27 20:53:10,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:10,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 20:53:10,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-27 20:53:10,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 20:53:10,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:10,328 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-27 20:53:10,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 20:53:10,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:10,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:10,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:10,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:10,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:10,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:10,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:11,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:11,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 20:53:11,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 20:53:11,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 937 [2020-10-27 20:53:11,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:11,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:53:11,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 20:53:11,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:53:11,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:11,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:11,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:11,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:11,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:11,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:11,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:53:11,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 20:53:11,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:53:11,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:11,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:53:11,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:53:11,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 20:53:11,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:11,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:53:11,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:11,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:11,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:11,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 20:53:11,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:11,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 20:53:11,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:11,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:53:11,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:53:11,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 20:53:11,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:11,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 20:53:11,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:11,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:11,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:11,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:53:11,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:11,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 20:53:11,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:11,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:53:11,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:11,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:53:11,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:11,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:11,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:11,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:11,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:11,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:53:11,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:11,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:53:11,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:11,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:11,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:11,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:11,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:11,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 20:53:11,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:11,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:11,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:11,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:11,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:11,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-27 20:53:11,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 20:53:11,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 238 [2020-10-27 20:53:11,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:11,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 20:53:11,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-27 20:53:11,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 20:53:11,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:11,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:11,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:11,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:11,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:11,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:53:11,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:11,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:53:11,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:11,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:53:11,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:11,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:53:11,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:11,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 20:53:11,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:11,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:11,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:11,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:11,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:11,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-27 20:53:11,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 20:53:11,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 103 [2020-10-27 20:53:11,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:11,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:53:11,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 20:53:11,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-27 20:53:11,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:11,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-27 20:53:11,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:11,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:11,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:11,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:53:11,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:11,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 20:53:11,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:11,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:53:11,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:11,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 20:53:11,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:11,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:11,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:11,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:11,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:11,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:53:11,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:11,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:53:11,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:11,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:11,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:11,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:11,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:11,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-27 20:53:11,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:11,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:11,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:11,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:11,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:12,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:14,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:14,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-27 20:53:14,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 20:53:14,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2526 [2020-10-27 20:53:14,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:14,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:14,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 107 [2020-10-27 20:53:14,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:14,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:14,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:14,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:14,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:14,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:14,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:14,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:14,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:15,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:15,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-10-27 20:53:15,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 20:53:15,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1279 [2020-10-27 20:53:15,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:15,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 20:53:15,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 20:53:15,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 20:53:15,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:15,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:15,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:15,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:15,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:15,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 20:53:15,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:15,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 20:53:15,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:15,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 20:53:15,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:15,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 20:53:15,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:15,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:15,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:15,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:15,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:15,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:53:15,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:15,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:53:15,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:15,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:15,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:15,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:15,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:15,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:15,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:15,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:15,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:15,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:53:15,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:15,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:53:15,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:15,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:15,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:15,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:15,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:15,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:53:15,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:15,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:15,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:15,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:53:15,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:15,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 20:53:15,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:15,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 20:53:15,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:15,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 20:53:15,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:15,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-27 20:53:15,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:15,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:15,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:15,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 20:53:15,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:15,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 20:53:15,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:15,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 20:53:15,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:15,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 20:53:15,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:15,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:15,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:15,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:15,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:15,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 20:53:15,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:15,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 20:53:15,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:15,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:53:15,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:15,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:53:15,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:15,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:15,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:15,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:16,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:16,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 20:53:16,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:16,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:53:16,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:16,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:53:16,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:16,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 20:53:16,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:16,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 20:53:16,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:16,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:16,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:16,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:53:16,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:16,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 20:53:16,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:16,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 20:53:16,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:16,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 20:53:16,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:16,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-27 20:53:16,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:16,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:16,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:16,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 20:53:16,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:16,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:53:16,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:16,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 20:53:16,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 20:53:16,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 20:53:16,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:16,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-27 20:53:16,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:16,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:16,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:16,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-27 20:53:16,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:16,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 20:53:16,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:16,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:16,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-27 20:53:16,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:16,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:16,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 20:53:16,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 20:53:16,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 20:53:16,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 20:53:16,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 20:53:16,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 20:53:16,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 20:53:16,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 20:53:16,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 20:53:16,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 20:53:16,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 20:53:16,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 20:53:16,346 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 6 proven. 16 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-10-27 20:53:16,347 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1463454497] [2020-10-27 20:53:16,347 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 20:53:16,347 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2020-10-27 20:53:16,347 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34726760] [2020-10-27 20:53:16,348 INFO L461 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-10-27 20:53:16,348 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 20:53:16,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-10-27 20:53:16,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=634, Unknown=0, NotChecked=0, Total=702 [2020-10-27 20:53:16,349 INFO L87 Difference]: Start difference. First operand 3294 states and 5290 transitions. Second operand 27 states. [2020-10-27 20:53:18,255 WARN L193 SmtUtils]: Spent 851.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2020-10-27 20:53:19,611 WARN L193 SmtUtils]: Spent 812.00 ms on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 20:53:20,544 WARN L193 SmtUtils]: Spent 834.00 ms on a formula simplification that was a NOOP. DAG size: 418 [2020-10-27 20:53:21,719 WARN L193 SmtUtils]: Spent 883.00 ms on a formula simplification that was a NOOP. DAG size: 417 [2020-10-27 20:53:22,628 WARN L193 SmtUtils]: Spent 838.00 ms on a formula simplification that was a NOOP. DAG size: 419 [2020-10-27 20:53:26,200 WARN L193 SmtUtils]: Spent 883.00 ms on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 20:53:27,188 WARN L193 SmtUtils]: Spent 897.00 ms on a formula simplification that was a NOOP. DAG size: 416 [2020-10-27 20:53:28,361 WARN L193 SmtUtils]: Spent 865.00 ms on a formula simplification that was a NOOP. DAG size: 414 [2020-10-27 20:53:29,376 WARN L193 SmtUtils]: Spent 929.00 ms on a formula simplification that was a NOOP. DAG size: 419 [2020-10-27 20:53:30,371 WARN L193 SmtUtils]: Spent 904.00 ms on a formula simplification that was a NOOP. DAG size: 421