/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --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_product17.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 00:29:10,136 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 00:29:10,139 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 00:29:10,180 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 00:29:10,180 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 00:29:10,191 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 00:29:10,193 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 00:29:10,197 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 00:29:10,199 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 00:29:10,203 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 00:29:10,205 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 00:29:10,207 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 00:29:10,207 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 00:29:10,210 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 00:29:10,212 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 00:29:10,213 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 00:29:10,213 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 00:29:10,217 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 00:29:10,219 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 00:29:10,227 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 00:29:10,230 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 00:29:10,231 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 00:29:10,232 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 00:29:10,233 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 00:29:10,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 00:29:10,237 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 00:29:10,238 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 00:29:10,241 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 00:29:10,242 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 00:29:10,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 00:29:10,243 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 00:29:10,243 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 00:29:10,244 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 00:29:10,245 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 00:29:10,246 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 00:29:10,246 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 00:29:10,247 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 00:29:10,247 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 00:29:10,247 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 00:29:10,248 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 00:29:10,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 00:29:10,251 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 [2020-10-15 00:29:10,299 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 00:29:10,300 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 00:29:10,302 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 00:29:10,302 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 00:29:10,303 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 00:29:10,303 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 00:29:10,303 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 00:29:10,303 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 00:29:10,303 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 00:29:10,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 00:29:10,305 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 00:29:10,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 00:29:10,305 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 00:29:10,306 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 00:29:10,306 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 00:29:10,306 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 00:29:10,306 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 00:29:10,307 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 00:29:10,307 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 00:29:10,307 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 00:29:10,307 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 00:29:10,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 00:29:10,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 00:29:10,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 00:29:10,308 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 00:29:10,308 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 00:29:10,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 00:29:10,309 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 00:29:10,309 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 00:29:10,309 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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 00:29:10,596 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 00:29:10,609 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 00:29:10,613 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 00:29:10,614 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 00:29:10,615 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 00:29:10,616 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec2_product17.cil.c [2020-10-15 00:29:10,697 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/18267c7d3/1c8efc1ecd3141bea05ccf0b3d4ebacb/FLAGdc3fdc501 [2020-10-15 00:29:11,313 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 00:29:11,313 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec2_product17.cil.c [2020-10-15 00:29:11,334 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/18267c7d3/1c8efc1ecd3141bea05ccf0b3d4ebacb/FLAGdc3fdc501 [2020-10-15 00:29:11,548 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/18267c7d3/1c8efc1ecd3141bea05ccf0b3d4ebacb [2020-10-15 00:29:11,557 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 00:29:11,558 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 00:29:11,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 00:29:11,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 00:29:11,562 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 00:29:11,563 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:29:11" (1/1) ... [2020-10-15 00:29:11,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49edf284 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:29:11, skipping insertion in model container [2020-10-15 00:29:11,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:29:11" (1/1) ... [2020-10-15 00:29:11,575 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 00:29:11,667 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 00:29:12,301 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:29:12,318 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 00:29:12,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:29:12,598 INFO L208 MainTranslator]: Completed translation [2020-10-15 00:29:12,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:29:12 WrapperNode [2020-10-15 00:29:12,600 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 00:29:12,600 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 00:29:12,601 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 00:29:12,601 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 00:29:12,615 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:29:12" (1/1) ... [2020-10-15 00:29:12,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:29:12" (1/1) ... [2020-10-15 00:29:12,650 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:29:12" (1/1) ... [2020-10-15 00:29:12,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:29:12" (1/1) ... [2020-10-15 00:29:12,715 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:29:12" (1/1) ... [2020-10-15 00:29:12,768 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:29:12" (1/1) ... [2020-10-15 00:29:12,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:29:12" (1/1) ... [2020-10-15 00:29:12,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 00:29:12,815 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 00:29:12,815 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 00:29:12,815 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 00:29:12,816 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:29:12" (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 [2020-10-15 00:29:12,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 00:29:12,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 00:29:12,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 00:29:12,918 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-15 00:29:12,919 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-15 00:29:12,919 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-15 00:29:12,919 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-15 00:29:12,920 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-15 00:29:12,920 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-15 00:29:12,921 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-15 00:29:12,921 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-15 00:29:12,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 00:29:12,921 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-15 00:29:12,922 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-15 00:29:12,922 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-15 00:29:12,923 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 00:29:12,923 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 00:29:12,923 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 00:29:12,923 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 00:29:12,924 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-15 00:29:12,924 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-15 00:29:12,924 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-15 00:29:12,925 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-15 00:29:12,925 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-15 00:29:12,926 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-15 00:29:12,926 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-15 00:29:12,926 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-15 00:29:12,926 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-15 00:29:12,927 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-15 00:29:12,927 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 00:29:12,927 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-15 00:29:12,927 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-15 00:29:12,927 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-15 00:29:12,928 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 00:29:12,928 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-15 00:29:12,928 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 00:29:12,928 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 00:29:12,928 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 00:29:12,928 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-15 00:29:12,929 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-15 00:29:12,929 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-15 00:29:12,929 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-15 00:29:12,929 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-15 00:29:12,929 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-15 00:29:12,929 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-15 00:29:12,930 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-15 00:29:12,930 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-15 00:29:12,930 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-15 00:29:12,930 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-15 00:29:12,931 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-15 00:29:12,931 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-15 00:29:12,932 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-15 00:29:12,932 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-15 00:29:12,932 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-15 00:29:12,932 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-15 00:29:12,932 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-15 00:29:12,933 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-15 00:29:12,933 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-15 00:29:12,933 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-15 00:29:12,933 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-15 00:29:12,933 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 00:29:12,934 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-15 00:29:12,934 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-15 00:29:12,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-15 00:29:12,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-15 00:29:12,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__3 [2020-10-15 00:29:12,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__4 [2020-10-15 00:29:12,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 00:29:12,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 00:29:12,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 00:29:12,936 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 00:29:12,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 00:29:12,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 00:29:12,938 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 00:29:12,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 00:29:12,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 00:29:12,939 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-15 00:29:12,939 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-15 00:29:12,939 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-15 00:29:12,939 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-15 00:29:12,939 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-15 00:29:12,940 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-15 00:29:12,940 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-15 00:29:12,941 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-15 00:29:12,941 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 00:29:12,941 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-15 00:29:12,941 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-15 00:29:12,941 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-15 00:29:12,942 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 00:29:12,942 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 00:29:12,942 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 00:29:12,942 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 00:29:12,942 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 00:29:12,942 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-15 00:29:12,943 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-15 00:29:12,943 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-15 00:29:12,943 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-15 00:29:12,943 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-15 00:29:12,943 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-15 00:29:12,943 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-15 00:29:12,944 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-15 00:29:12,944 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-15 00:29:12,944 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-15 00:29:12,944 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-15 00:29:12,944 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-15 00:29:12,945 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-15 00:29:12,945 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-15 00:29:12,945 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-15 00:29:12,945 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-15 00:29:12,945 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 00:29:12,945 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-15 00:29:12,946 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-15 00:29:12,946 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-15 00:29:12,946 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 00:29:12,946 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-15 00:29:12,946 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 00:29:12,947 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-15 00:29:12,948 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__4 [2020-10-15 00:29:12,948 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 00:29:12,949 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 00:29:12,949 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 00:29:12,949 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 00:29:12,949 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-15 00:29:12,950 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-15 00:29:12,951 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-15 00:29:12,951 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-15 00:29:12,954 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-15 00:29:12,954 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-15 00:29:12,955 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-15 00:29:12,955 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-15 00:29:12,955 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-15 00:29:12,956 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-15 00:29:12,956 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-15 00:29:12,956 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-15 00:29:12,957 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-15 00:29:12,957 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-15 00:29:12,957 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-15 00:29:12,957 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-15 00:29:12,957 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-15 00:29:12,957 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-15 00:29:12,958 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-15 00:29:12,958 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__3 [2020-10-15 00:29:12,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 00:29:12,966 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-15 00:29:12,967 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 00:29:12,967 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 00:29:12,967 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 00:29:12,968 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 00:29:12,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 00:29:12,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 00:29:12,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 00:29:12,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 00:29:12,969 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 00:29:12,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 00:29:12,969 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 00:29:12,969 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 00:29:12,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 00:29:12,969 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 00:29:12,970 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 00:29:12,970 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 00:29:12,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 00:29:12,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 00:29:12,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 00:29:15,372 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 00:29:15,373 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-15 00:29:15,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:29:15 BoogieIcfgContainer [2020-10-15 00:29:15,382 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 00:29:15,384 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 00:29:15,384 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 00:29:15,387 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 00:29:15,387 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 12:29:11" (1/3) ... [2020-10-15 00:29:15,388 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c44a695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:29:15, skipping insertion in model container [2020-10-15 00:29:15,388 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:29:12" (2/3) ... [2020-10-15 00:29:15,389 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c44a695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:29:15, skipping insertion in model container [2020-10-15 00:29:15,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:29:15" (3/3) ... [2020-10-15 00:29:15,391 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec2_product17.cil.c [2020-10-15 00:29:15,402 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 00:29:15,411 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 00:29:15,426 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 00:29:15,452 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 00:29:15,453 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 00:29:15,453 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 00:29:15,453 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 00:29:15,453 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 00:29:15,453 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 00:29:15,453 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 00:29:15,453 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 00:29:15,487 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states. [2020-10-15 00:29:15,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-10-15 00:29:15,508 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:29:15,510 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] [2020-10-15 00:29:15,510 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:29:15,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:29:15,517 INFO L82 PathProgramCache]: Analyzing trace with hash -1835526368, now seen corresponding path program 1 times [2020-10-15 00:29:15,525 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:29:15,526 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1346418377] [2020-10-15 00:29:15,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:29:16,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:16,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:16,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:16,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:16,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:16,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:20,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:21,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:21,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 155 [2020-10-15 00:29:21,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:29:21,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-15 00:29:21,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:21,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:21,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 00:29:21,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:29:21,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 97 [2020-10-15 00:29:21,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 9 [2020-10-15 00:29:22,224 WARN L193 SmtUtils]: Spent 964.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-15 00:29:22,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:29:22,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:22,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:22,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:22,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:29:22,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:22,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 125 [2020-10-15 00:29:22,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:22,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:22,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:29:22,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:22,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:29:22,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:22,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:29:22,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:22,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:22,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:22,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:29:22,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:22,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:29:22,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:22,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:22,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:29:22,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:22,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:29:22,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:22,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:29:22,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:22,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:22,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:22,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:29:22,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:22,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:29:22,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:22,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:22,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:29:22,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:22,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:29:22,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:22,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:29:22,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:22,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:22,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:22,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:29:22,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:22,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:29:22,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:22,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:22,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:29:22,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:22,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:29:22,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:29:22,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:29:22,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:22,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:22,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:22,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:29:22,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:22,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:29:22,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:22,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:22,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:29:22,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:22,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:29:22,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:22,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 00:29:22,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:22,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:22,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:22,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:29:22,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:22,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:29:22,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:22,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:22,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:29:22,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:22,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:29:22,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:22,686 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-15 00:29:22,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 00:29:22,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:22,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:22,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:22,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:22,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:24,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:24,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:24,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:24,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:25,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:27,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:27,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 105 [2020-10-15 00:29:27,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-15 00:29:27,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-15 00:29:27,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:27,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:27,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 00:29:27,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 44 [2020-10-15 00:29:27,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-15 00:29:27,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:27,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:29:27,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:27,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:27,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:27,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:27,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:27,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:28,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:28,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 00:29:28,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:29:28,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 621 [2020-10-15 00:29:28,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:28,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:28,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:29:28,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 00:29:28,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-15 00:29:28,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:28,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:29:28,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:28,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:28,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:28,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:28,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:29:28,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:29:28,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 00:29:28,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:28,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:28,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:29:28,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:29:28,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:29:28,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:28,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:29:28,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:28,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:28,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:28,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:28,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:28,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:29:28,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:29:28,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-15 00:29:28,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:28,670 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:28,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:29:28,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:29:28,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 00:29:28,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:28,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 00:29:28,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:28,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:28,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:28,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:29:28,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:28,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:29:28,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:28,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:28,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:29:28,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:28,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:29:28,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:28,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-15 00:29:28,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:28,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:28,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:28,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:28,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:28,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:31,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:33,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:33,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-15 00:29:33,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:29:33,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4472 [2020-10-15 00:29:33,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:33,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:33,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 00:29:33,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-15 00:29:33,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-15 00:29:33,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:33,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:29:33,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:33,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:33,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:33,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:33,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:33,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:35,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:35,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 00:29:35,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:29:35,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2655 [2020-10-15 00:29:35,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:35,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:35,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 00:29:35,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 00:29:35,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-15 00:29:35,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:29:36,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:29:36,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:36,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:36,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:36,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:29:36,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:36,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 00:29:36,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:36,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:36,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:29:36,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:36,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:29:36,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:36,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:29:36,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:36,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:36,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:36,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:29:36,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:36,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:29:36,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:36,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:36,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:29:36,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:36,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:29:36,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:36,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 00:29:36,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:36,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:36,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:36,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:36,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:29:36,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:29:36,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:29:36,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:36,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:36,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:29:36,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:36,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:29:36,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:36,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 00:29:36,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:36,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:36,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:36,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:36,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:29:36,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:29:36,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 00:29:36,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:36,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:36,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 00:29:36,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 00:29:36,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 00:29:36,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:36,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 00:29:36,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:36,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:36,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:36,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 00:29:36,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:36,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 00:29:36,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:36,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:36,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 00:29:36,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-15 00:29:36,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 00:29:36,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:36,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:29:36,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:29:36,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:29:36,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:29:36,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:29:36,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:29:36,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:29:36,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:29:36,327 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:29:36,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:29:36,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:29:36,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:29:36,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:29:36,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 00:29:36,472 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1346418377] [2020-10-15 00:29:36,474 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:29:36,475 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2020-10-15 00:29:36,476 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353709395] [2020-10-15 00:29:36,482 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-15 00:29:36,482 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:29:36,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-15 00:29:36,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=537, Unknown=0, NotChecked=0, Total=600 [2020-10-15 00:29:36,502 INFO L87 Difference]: Start difference. First operand 742 states. Second operand 25 states. [2020-10-15 00:29:38,421 WARN L193 SmtUtils]: Spent 789.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-15 00:29:39,894 WARN L193 SmtUtils]: Spent 711.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-15 00:29:40,663 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-15 00:29:41,722 WARN L193 SmtUtils]: Spent 729.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-15 00:29:44,365 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-15 00:29:45,145 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-15 00:29:45,574 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 00:29:46,415 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-15 00:29:47,403 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-15 00:29:47,837 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-15 00:29:48,262 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 00:29:49,570 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-15 00:29:50,508 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-15 00:29:51,272 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-15 00:29:52,086 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-15 00:29:53,501 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-15 00:29:54,296 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-15 00:29:55,708 WARN L193 SmtUtils]: Spent 751.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-15 00:29:56,583 WARN L193 SmtUtils]: Spent 773.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-15 00:29:57,599 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-15 00:29:58,431 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-15 00:29:59,535 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-15 00:30:01,080 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 402 DAG size of output: 397 [2020-10-15 00:30:03,864 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 400 DAG size of output: 395 [2020-10-15 00:30:04,631 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-10-15 00:30:04,878 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-15 00:30:05,433 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 121 [2020-10-15 00:30:07,853 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-15 00:30:08,690 WARN L193 SmtUtils]: Spent 744.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-15 00:30:09,522 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-15 00:30:10,381 WARN L193 SmtUtils]: Spent 771.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-15 00:30:11,198 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-15 00:30:12,540 WARN L193 SmtUtils]: Spent 751.00 ms on a formula simplification that was a NOOP. DAG size: 396 [2020-10-15 00:30:13,348 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-15 00:30:18,029 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-15 00:30:18,223 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-15 00:30:19,064 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-15 00:30:20,965 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 402 DAG size of output: 397 [2020-10-15 00:30:22,608 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 404 DAG size of output: 399 [2020-10-15 00:30:24,348 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 403 DAG size of output: 398 [2020-10-15 00:30:24,701 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 134 [2020-10-15 00:30:26,062 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 133 [2020-10-15 00:30:26,600 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-15 00:30:27,082 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 127 [2020-10-15 00:30:27,565 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 130 [2020-10-15 00:30:27,740 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-15 00:30:29,846 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-15 00:30:30,793 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-15 00:30:31,614 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-15 00:30:33,154 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 398 DAG size of output: 393 [2020-10-15 00:30:33,782 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-15 00:30:33,999 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 00:30:34,875 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-15 00:30:36,827 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 127 [2020-10-15 00:30:39,787 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-15 00:30:40,949 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-15 00:30:43,455 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2020-10-15 00:30:45,331 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2020-10-15 00:30:48,954 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 112 [2020-10-15 00:30:49,703 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 115 [2020-10-15 00:31:04,365 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-15 00:31:05,211 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-15 00:31:05,993 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-15 00:31:06,341 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-15 00:31:11,737 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-15 00:31:15,041 WARN L193 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-15 00:31:15,909 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-15 00:31:16,719 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-15 00:31:18,227 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 403 DAG size of output: 399 [2020-10-15 00:31:19,952 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 401 DAG size of output: 397 [2020-10-15 00:31:20,686 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 124 [2020-10-15 00:31:21,878 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-15 00:31:22,772 WARN L193 SmtUtils]: Spent 792.00 ms on a formula simplification that was a NOOP. DAG size: 399 [2020-10-15 00:31:23,761 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2020-10-15 00:31:25,562 WARN L193 SmtUtils]: Spent 751.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-15 00:31:26,487 WARN L193 SmtUtils]: Spent 772.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-15 00:31:27,312 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-15 00:31:27,704 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2020-10-15 00:31:29,116 WARN L193 SmtUtils]: Spent 744.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-15 00:31:30,001 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification that was a NOOP. DAG size: 397 [2020-10-15 00:31:31,046 WARN L193 SmtUtils]: Spent 751.00 ms on a formula simplification that was a NOOP. DAG size: 395 [2020-10-15 00:31:51,192 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 00:31:56,572 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 137 [2020-10-15 00:31:56,789 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 00:31:56,962 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-15 00:31:58,321 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 00:31:59,532 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 122 [2020-10-15 00:32:13,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:32:13,338 INFO L93 Difference]: Finished difference Result 4326 states and 8359 transitions. [2020-10-15 00:32:13,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 142 states. [2020-10-15 00:32:13,340 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 107 [2020-10-15 00:32:13,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:32:13,418 INFO L225 Difference]: With dead ends: 4326 [2020-10-15 00:32:13,418 INFO L226 Difference]: Without dead ends: 3633 [2020-10-15 00:32:13,449 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 159 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9652 ImplicationChecksByTransitivity, 60.6s TimeCoverageRelationStatistics Valid=3182, Invalid=22578, Unknown=0, NotChecked=0, Total=25760 [2020-10-15 00:32:13,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3633 states. [2020-10-15 00:32:14,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3633 to 1983. [2020-10-15 00:32:14,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1983 states. [2020-10-15 00:32:14,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1983 states to 1983 states and 3128 transitions. [2020-10-15 00:32:14,275 INFO L78 Accepts]: Start accepts. Automaton has 1983 states and 3128 transitions. Word has length 107 [2020-10-15 00:32:14,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:32:14,276 INFO L479 AbstractCegarLoop]: Abstraction has 1983 states and 3128 transitions. [2020-10-15 00:32:14,276 INFO L480 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-10-15 00:32:14,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 3128 transitions. [2020-10-15 00:32:14,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-10-15 00:32:14,283 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:32:14,283 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, 1, 1, 1, 1] [2020-10-15 00:32:14,284 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 00:32:14,284 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:32:14,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:32:14,284 INFO L82 PathProgramCache]: Analyzing trace with hash 152905954, now seen corresponding path program 1 times [2020-10-15 00:32:14,285 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:32:14,285 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1389093374] [2020-10-15 00:32:14,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:32:14,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:32:14,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:14,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:14,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:14,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:14,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:15,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:19,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:32:19,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-15 00:32:19,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:32:19,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-15 00:32:19,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:32:19,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:32:19,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-15 00:32:19,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:32:19,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-15 00:32:19,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:32:20,144 WARN L193 SmtUtils]: Spent 694.00 ms on a formula simplification that was a NOOP. DAG size: 388 [2020-10-15 00:32:20,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:32:20,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:32:20,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:20,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:32:20,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:32:20,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:32:20,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 126 [2020-10-15 00:32:20,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:32:20,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:32:20,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:32:20,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:32:20,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:32:20,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:32:20,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:32:20,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:32:20,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:20,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:32:20,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:32:20,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:32:20,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:32:20,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:32:20,322 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:32:20,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:32:20,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:32:20,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:32:20,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:32:20,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:32:20,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:32:20,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:20,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:32:20,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:32:20,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:32:20,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:32:20,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:32:20,327 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:32:20,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:32:20,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:32:20,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:32:20,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:32:20,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:32:20,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:32:20,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:20,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:32:20,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:32:20,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:32:20,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:32:20,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:32:20,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:32:20,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:32:20,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:32:20,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:32:20,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:32:20,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:32:20,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:32:20,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:20,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:32:20,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:32:20,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:32:20,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:32:20,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:32:20,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:32:20,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:32:20,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:32:20,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:32:20,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:32:20,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 00:32:20,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:32:20,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:20,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:32:20,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:32:20,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:32:20,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:32:20,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:32:20,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:32:20,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:32:20,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:32:20,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:32:20,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:32:20,561 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-15 00:32:20,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 00:32:20,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:32:20,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:20,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:20,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:20,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:20,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:22,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:22,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:25,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:32:25,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-15 00:32:25,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 00:32:25,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-15 00:32:25,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:32:25,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:32:25,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:32:25,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-15 00:32:25,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 00:32:25,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:32:25,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:32:25,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:32:25,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:25,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:25,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:25,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:25,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:32:25,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 00:32:25,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:32:25,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 209 [2020-10-15 00:32:25,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:32:25,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:32:25,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:32:25,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 00:32:25,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 00:32:25,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:32:25,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:32:25,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:32:25,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:25,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:25,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:32:25,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:32:25,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:32:25,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 00:32:25,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:32:25,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:32:25,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:32:25,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:32:25,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:32:25,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:32:25,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-15 00:32:25,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:32:25,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:26,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:26,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:26,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:32:26,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 00:32:26,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:32:26,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-15 00:32:26,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:32:26,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:32:26,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:32:26,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:32:26,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-15 00:32:26,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:32:26,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-15 00:32:26,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:32:26,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:26,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:32:26,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:32:26,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:32:26,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:32:26,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:32:26,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:32:26,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:32:26,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:32:26,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:32:26,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:32:26,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 00:32:26,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:32:26,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:26,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:26,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:26,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:26,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:32:26,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-15 00:32:26,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:32:26,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 423 [2020-10-15 00:32:26,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:32:26,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:32:26,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:32:26,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-15 00:32:26,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:32:26,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:32:26,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:32:26,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:32:26,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:26,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:26,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:26,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:32:26,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 00:32:26,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:32:26,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 209 [2020-10-15 00:32:26,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:32:26,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:32:26,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:32:26,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-15 00:32:26,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:32:26,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:32:26,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:32:26,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:32:26,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:26,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:32:26,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 00:32:26,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:32:26,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:32:26,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:32:26,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:32:26,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:32:26,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:32:26,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 00:32:26,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:32:26,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:32:26,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:32:26,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:26,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:32:26,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:32:26,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:32:26,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:32:26,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:32:26,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:32:26,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:32:26,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:32:26,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:32:26,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:32:26,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 00:32:26,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:32:26,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:26,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:32:26,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:32:26,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:32:26,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:32:26,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:32:26,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:32:26,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:32:26,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 00:32:26,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:32:26,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:32:26,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 00:32:26,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:32:26,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:26,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:26,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:32:26,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:32:26,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:32:26,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:32:26,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:32:26,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:32:26,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:32:26,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-15 00:32:26,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:32:26,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:32:26,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 00:32:26,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:32:26,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:26,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:32:26,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 00:32:26,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:32:26,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:32:26,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:32:26,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:32:26,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:32:26,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 00:32:26,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:32:26,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:32:26,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:32:26,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:32:26,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:32:26,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:32:26,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:32:26,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:32:26,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:32:26,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:32:26,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:32:26,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:32:26,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:32:26,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:32:26,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:32:27,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 00:32:27,031 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1389093374] [2020-10-15 00:32:27,031 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:32:27,031 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-10-15 00:32:27,032 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956593912] [2020-10-15 00:32:27,034 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-15 00:32:27,034 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:32:27,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-15 00:32:27,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2020-10-15 00:32:27,035 INFO L87 Difference]: Start difference. First operand 1983 states and 3128 transitions. Second operand 17 states. [2020-10-15 00:32:28,672 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-15 00:32:29,103 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-10-15 00:32:29,928 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-15 00:32:30,742 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-15 00:32:31,514 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-15 00:32:32,375 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2020-10-15 00:32:34,791 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-15 00:32:35,583 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-15 00:32:36,370 WARN L193 SmtUtils]: Spent 736.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2020-10-15 00:32:36,547 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-15 00:32:37,117 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-15 00:32:38,479 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 00:32:38,763 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-15 00:32:48,046 WARN L193 SmtUtils]: Spent 788.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-15 00:32:48,806 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-15 00:32:49,538 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2020-10-15 00:32:49,701 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 00:32:50,085 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 127