/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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=BIGGEST --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 -i ../../../trunk/examples/svcomp/product-lines/elevator_spec2_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 16:43:03,995 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 16:43:03,998 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 16:43:04,033 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 16:43:04,033 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 16:43:04,041 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 16:43:04,043 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 16:43:04,046 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 16:43:04,049 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 16:43:04,052 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 16:43:04,052 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 16:43:04,054 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 16:43:04,054 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 16:43:04,057 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 16:43:04,060 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 16:43:04,062 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 16:43:04,063 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 16:43:04,064 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 16:43:04,065 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 16:43:04,073 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 16:43:04,075 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 16:43:04,076 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 16:43:04,077 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 16:43:04,078 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 16:43:04,086 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 16:43:04,086 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 16:43:04,087 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 16:43:04,087 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 16:43:04,088 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 16:43:04,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 16:43:04,092 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 16:43:04,093 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 16:43:04,093 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 16:43:04,094 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 16:43:04,095 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 16:43:04,096 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 16:43:04,096 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 16:43:04,096 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 16:43:04,097 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 16:43:04,097 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 16:43:04,098 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 16:43:04,099 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 [2020-10-12 16:43:04,141 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 16:43:04,142 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 16:43:04,143 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 16:43:04,144 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 16:43:04,144 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 16:43:04,144 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 16:43:04,144 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 16:43:04,145 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 16:43:04,145 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 16:43:04,145 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 16:43:04,146 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 16:43:04,146 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 16:43:04,146 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 16:43:04,147 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 16:43:04,147 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 16:43:04,147 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 16:43:04,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 16:43:04,148 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 16:43:04,148 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 16:43:04,148 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 16:43:04,148 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 16:43:04,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 16:43:04,149 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 16:43:04,149 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 16:43:04,149 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 16:43:04,149 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 16:43:04,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 16:43:04,149 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 16:43:04,150 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 16:43:04,150 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 16:43:04,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 16:43:04,464 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 16:43:04,468 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 16:43:04,469 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 16:43:04,470 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 16:43:04,470 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec2_product09.cil.c [2020-10-12 16:43:04,532 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/97886b93a/6d620f6e460e410d99054cb7467fc6ae/FLAG1426ee350 [2020-10-12 16:43:05,140 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 16:43:05,140 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec2_product09.cil.c [2020-10-12 16:43:05,159 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/97886b93a/6d620f6e460e410d99054cb7467fc6ae/FLAG1426ee350 [2020-10-12 16:43:05,357 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/97886b93a/6d620f6e460e410d99054cb7467fc6ae [2020-10-12 16:43:05,367 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 16:43:05,369 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 16:43:05,370 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 16:43:05,370 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 16:43:05,373 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 16:43:05,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:43:05" (1/1) ... [2020-10-12 16:43:05,377 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78ccefb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:05, skipping insertion in model container [2020-10-12 16:43:05,378 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 04:43:05" (1/1) ... [2020-10-12 16:43:05,385 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 16:43:05,451 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 16:43:06,179 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:43:06,204 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 16:43:06,302 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 16:43:06,356 INFO L208 MainTranslator]: Completed translation [2020-10-12 16:43:06,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:06 WrapperNode [2020-10-12 16:43:06,357 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 16:43:06,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 16:43:06,358 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 16:43:06,358 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 16:43:06,372 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:06" (1/1) ... [2020-10-12 16:43:06,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:06" (1/1) ... [2020-10-12 16:43:06,407 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:06" (1/1) ... [2020-10-12 16:43:06,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:06" (1/1) ... [2020-10-12 16:43:06,473 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:06" (1/1) ... [2020-10-12 16:43:06,508 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:06" (1/1) ... [2020-10-12 16:43:06,534 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:06" (1/1) ... [2020-10-12 16:43:06,558 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 16:43:06,559 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 16:43:06,559 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 16:43:06,559 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 16:43:06,560 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:06" (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 [2020-10-12 16:43:06,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 16:43:06,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 16:43:06,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 16:43:06,639 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-12 16:43:06,639 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-12 16:43:06,639 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-12 16:43:06,639 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-12 16:43:06,640 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-12 16:43:06,641 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-12 16:43:06,641 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-12 16:43:06,641 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-12 16:43:06,641 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 16:43:06,641 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-12 16:43:06,642 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-12 16:43:06,642 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-12 16:43:06,643 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 16:43:06,643 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-12 16:43:06,643 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 16:43:06,643 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 16:43:06,644 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 16:43:06,644 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-12 16:43:06,644 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-12 16:43:06,644 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-12 16:43:06,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-12 16:43:06,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-12 16:43:06,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__3 [2020-10-12 16:43:06,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__4 [2020-10-12 16:43:06,647 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-12 16:43:06,647 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-12 16:43:06,647 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-12 16:43:06,648 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-12 16:43:06,648 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-12 16:43:06,648 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-12 16:43:06,648 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-12 16:43:06,649 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-12 16:43:06,649 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 16:43:06,649 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 16:43:06,649 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 16:43:06,650 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 16:43:06,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 16:43:06,650 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-12 16:43:06,650 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-12 16:43:06,650 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-12 16:43:06,651 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-12 16:43:06,651 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-12 16:43:06,651 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-12 16:43:06,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-12 16:43:06,651 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-12 16:43:06,652 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-12 16:43:06,652 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-12 16:43:06,652 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-12 16:43:06,653 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-12 16:43:06,653 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-12 16:43:06,653 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-12 16:43:06,653 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-12 16:43:06,653 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-12 16:43:06,654 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-12 16:43:06,654 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-12 16:43:06,654 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-12 16:43:06,654 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-12 16:43:06,655 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-12 16:43:06,655 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 16:43:06,655 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-12 16:43:06,656 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-12 16:43:06,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 16:43:06,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 16:43:06,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 16:43:06,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 16:43:06,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 16:43:06,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 16:43:06,657 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 16:43:06,659 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-12 16:43:06,659 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-12 16:43:06,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 16:43:06,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 16:43:06,660 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-12 16:43:06,660 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-12 16:43:06,660 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-12 16:43:06,660 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-12 16:43:06,661 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-12 16:43:06,661 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-12 16:43:06,661 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-12 16:43:06,661 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-12 16:43:06,661 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-12 16:43:06,662 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-12 16:43:06,662 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 16:43:06,662 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-12 16:43:06,663 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-12 16:43:06,663 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-12 16:43:06,664 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 16:43:06,664 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-12 16:43:06,664 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-12 16:43:06,664 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-12 16:43:06,664 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-12 16:43:06,665 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-12 16:43:06,665 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 16:43:06,665 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-12 16:43:06,665 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 16:43:06,665 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-12 16:43:06,666 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__4 [2020-10-12 16:43:06,666 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 16:43:06,666 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 16:43:06,666 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 16:43:06,667 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 16:43:06,667 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 16:43:06,667 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 16:43:06,667 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-12 16:43:06,667 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-12 16:43:06,667 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 16:43:06,668 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-12 16:43:06,668 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-12 16:43:06,668 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-12 16:43:06,668 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__3 [2020-10-12 16:43:06,668 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-12 16:43:06,669 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-12 16:43:06,669 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-12 16:43:06,669 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-12 16:43:06,669 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-12 16:43:06,670 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-12 16:43:06,671 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-12 16:43:06,671 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 16:43:06,671 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 16:43:06,671 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-12 16:43:06,672 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-12 16:43:06,673 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-12 16:43:06,673 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-12 16:43:06,674 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-12 16:43:06,678 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-12 16:43:06,678 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-12 16:43:06,678 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-12 16:43:06,679 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-12 16:43:06,679 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-12 16:43:06,679 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-12 16:43:06,679 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-12 16:43:06,680 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-12 16:43:06,680 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-12 16:43:06,681 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-12 16:43:06,681 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-12 16:43:06,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 16:43:06,681 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-12 16:43:06,681 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 16:43:06,681 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 16:43:06,682 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 16:43:06,690 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 16:43:06,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 16:43:06,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 16:43:06,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 16:43:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 16:43:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 16:43:06,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 16:43:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 16:43:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 16:43:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 16:43:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 16:43:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 16:43:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 16:43:06,692 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-12 16:43:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-12 16:43:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 16:43:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 16:43:06,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 16:43:08,927 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 16:43:08,928 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-12 16:43:08,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:43:08 BoogieIcfgContainer [2020-10-12 16:43:08,936 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 16:43:08,938 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 16:43:08,938 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 16:43:08,941 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 16:43:08,941 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 04:43:05" (1/3) ... [2020-10-12 16:43:08,942 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6000f160 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:43:08, skipping insertion in model container [2020-10-12 16:43:08,942 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 04:43:06" (2/3) ... [2020-10-12 16:43:08,943 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6000f160 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 04:43:08, skipping insertion in model container [2020-10-12 16:43:08,943 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 04:43:08" (3/3) ... [2020-10-12 16:43:08,945 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product09.cil.c [2020-10-12 16:43:08,955 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 16:43:08,964 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 16:43:08,978 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 16:43:09,005 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 16:43:09,006 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 16:43:09,006 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 16:43:09,006 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 16:43:09,006 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 16:43:09,006 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 16:43:09,006 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 16:43:09,006 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 16:43:09,041 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states. [2020-10-12 16:43:09,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-10-12 16:43:09,064 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 16:43:09,066 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 16:43:09,066 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 16:43:09,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 16:43:09,073 INFO L82 PathProgramCache]: Analyzing trace with hash -943810912, now seen corresponding path program 1 times [2020-10-12 16:43:09,082 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 16:43:09,082 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [389352438] [2020-10-12 16:43:09,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 16:43:09,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:09,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:09,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:10,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:10,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:11,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:12,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:14,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:14,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 155 [2020-10-12 16:43:14,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:43:14,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5054 [2020-10-12 16:43:14,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:14,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-12 16:43:14,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 16:43:14,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-12 16:43:14,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-12 16:43:15,573 WARN L193 SmtUtils]: Spent 822.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-12 16:43:15,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:43:15,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:15,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:15,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:15,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:43:15,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:15,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 149 [2020-10-12 16:43:15,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:15,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:43:15,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:15,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 16:43:15,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:15,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 16:43:15,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:15,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:15,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:15,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:43:15,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:15,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:43:15,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:15,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:43:15,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:15,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:43:15,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:15,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 16:43:15,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:15,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:15,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:15,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:43:15,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:15,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 16:43:15,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:15,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:43:15,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:15,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:43:15,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:15,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 16:43:15,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:15,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:15,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:15,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:43:15,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:15,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:43:15,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:15,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:43:15,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:15,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:43:15,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:15,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 16:43:15,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:15,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:15,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:15,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 16:43:15,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:15,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:43:15,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:15,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:43:15,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:15,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:43:15,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:15,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 16:43:15,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:15,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:15,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:15,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:43:15,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:15,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:43:15,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:15,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:43:15,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:15,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 16:43:15,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:16,053 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-12 16:43:16,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-12 16:43:16,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:16,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:16,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:16,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:16,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:16,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:17,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:21,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:21,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 105 [2020-10-12 16:43:21,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 16:43:21,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-12 16:43:21,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:21,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:43:21,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-12 16:43:21,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:43:21,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:21,342 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-12 16:43:21,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 16:43:21,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:21,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:21,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:21,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:21,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:21,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:21,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-12 16:43:21,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 16:43:21,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 558 [2020-10-12 16:43:21,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:21,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 16:43:21,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-12 16:43:21,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-12 16:43:21,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:21,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:21,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:21,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:21,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:21,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:21,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:43:21,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:43:21,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 16:43:21,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:21,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:43:21,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:43:21,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-12 16:43:21,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:22,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 16:43:22,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:22,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:22,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:22,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:22,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:22,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:43:22,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-12 16:43:22,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-12 16:43:22,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:22,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-12 16:43:22,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-12 16:43:22,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-12 16:43:22,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:22,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-12 16:43:22,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:22,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:22,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:22,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:43:22,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:22,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-12 16:43:22,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:22,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:43:22,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:22,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:43:22,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:22,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-12 16:43:22,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:22,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:22,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:22,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:22,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:22,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:25,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:25,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:27,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:27,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-12 16:43:27,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-12 16:43:27,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-12 16:43:27,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:27,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:43:27,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-12 16:43:27,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-12 16:43:27,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:27,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:27,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:27,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:27,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:27,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:27,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:27,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:30,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:30,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-12 16:43:30,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-12 16:43:30,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2985 [2020-10-12 16:43:30,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:30,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-12 16:43:30,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-12 16:43:30,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-12 16:43:30,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:30,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:30,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:30,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:30,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:30,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-12 16:43:30,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:30,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-12 16:43:30,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:30,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:43:30,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:30,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:43:30,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:30,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:30,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:30,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:30,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:30,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-12 16:43:30,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:30,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 16:43:30,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:30,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 16:43:30,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:30,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:43:30,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 16:43:30,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-12 16:43:30,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:30,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:30,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:30,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:30,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-12 16:43:30,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:43:30,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-12 16:43:30,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:30,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 16:43:30,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:30,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-12 16:43:30,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:30,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-12 16:43:30,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:30,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:30,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:30,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:30,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-12 16:43:30,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-12 16:43:30,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-12 16:43:30,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:30,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:43:30,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-12 16:43:30,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 16:43:30,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:30,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-12 16:43:30,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:30,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:30,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:30,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-12 16:43:30,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:30,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-12 16:43:30,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:30,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 16:43:30,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-12 16:43:30,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-12 16:43:30,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:30,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 16:43:30,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 16:43:30,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 16:43:30,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 16:43:30,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 16:43:30,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 16:43:30,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 16:43:30,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 16:43:30,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 16:43:30,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 16:43:30,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 16:43:30,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 16:43:30,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 16:43:30,981 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [389352438] [2020-10-12 16:43:30,983 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 16:43:30,984 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2020-10-12 16:43:30,984 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779523186] [2020-10-12 16:43:30,990 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-10-12 16:43:30,991 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 16:43:31,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-10-12 16:43:31,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=636, Unknown=0, NotChecked=0, Total=702 [2020-10-12 16:43:31,010 INFO L87 Difference]: Start difference. First operand 737 states. Second operand 27 states. [2020-10-12 16:43:33,767 WARN L193 SmtUtils]: Spent 751.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:43:34,459 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-12 16:43:35,367 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:43:36,163 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:43:37,217 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:43:38,011 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:43:38,935 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:43:40,181 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:43:42,818 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:43:43,659 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:43:44,104 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-12 16:43:45,564 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:43:45,834 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:43:46,357 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-12 16:43:47,778 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:43:48,923 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:43:50,555 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:43:51,940 WARN L193 SmtUtils]: Spent 750.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:43:54,451 WARN L193 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 394 DAG size of output: 388 [2020-10-12 16:43:56,683 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 118 [2020-10-12 16:43:56,901 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-12 16:43:58,264 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:43:59,117 WARN L193 SmtUtils]: Spent 758.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:44:00,229 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:44:00,913 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:44:01,742 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:44:02,560 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:44:03,381 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:44:04,179 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:44:04,823 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-12 16:44:06,465 WARN L193 SmtUtils]: Spent 714.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:44:07,288 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:44:08,308 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:44:11,686 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-12 16:44:13,962 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:44:14,415 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:44:15,108 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-12 16:44:15,273 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2020-10-12 16:44:16,953 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:44:17,702 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:44:19,353 WARN L193 SmtUtils]: Spent 694.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:44:20,097 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:44:21,388 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:44:22,193 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:44:23,188 WARN L193 SmtUtils]: Spent 733.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-12 16:44:24,646 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 393 DAG size of output: 389 [2020-10-12 16:44:25,787 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-10-12 16:44:26,074 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 119 [2020-10-12 16:44:26,283 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:44:26,470 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-12 16:44:26,770 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-12 16:44:28,643 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:44:29,430 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:44:30,283 WARN L193 SmtUtils]: Spent 750.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-12 16:44:31,097 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:44:32,302 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-12 16:44:33,078 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:44:34,215 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-12 16:44:37,576 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-12 16:44:39,523 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:44:39,894 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-12 16:44:40,382 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:44:40,535 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:44:41,905 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:44:42,984 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:44:43,739 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-12 16:44:44,767 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2020-10-12 16:44:45,535 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-12 16:44:46,367 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-12 16:44:47,148 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:44:47,710 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2020-10-12 16:44:47,868 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-12 16:44:48,068 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-12 16:44:49,743 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:44:50,503 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:44:51,369 WARN L193 SmtUtils]: Spent 750.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-12 16:44:52,246 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:44:53,263 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-12 16:44:54,080 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2020-10-12 16:44:56,037 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-12 16:44:58,835 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-12 16:45:03,170 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-12 16:45:05,816 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-12 16:45:08,612 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-12 16:45:09,549 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-12 16:45:09,779 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:45:10,836 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:45:12,758 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-12 16:45:13,816 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-12 16:45:46,051 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2020-10-12 16:45:46,929 WARN L193 SmtUtils]: Spent 717.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-12 16:45:48,489 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 394 DAG size of output: 390 [2020-10-12 16:45:49,130 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 120 [2020-10-12 16:46:52,345 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 128