/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_spec1_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 00:25:32,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 00:25:32,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 00:25:32,670 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 00:25:32,670 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 00:25:32,678 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 00:25:32,680 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 00:25:32,684 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 00:25:32,686 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 00:25:32,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 00:25:32,690 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 00:25:32,691 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 00:25:32,691 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 00:25:32,695 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 00:25:32,698 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 00:25:32,701 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 00:25:32,704 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 00:25:32,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 00:25:32,706 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 00:25:32,714 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 00:25:32,716 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 00:25:32,717 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 00:25:32,718 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 00:25:32,719 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 00:25:32,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 00:25:32,732 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 00:25:32,734 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 00:25:32,735 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 00:25:32,735 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 00:25:32,739 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 00:25:32,740 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 00:25:32,740 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 00:25:32,741 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 00:25:32,742 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 00:25:32,746 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 00:25:32,746 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 00:25:32,747 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 00:25:32,747 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 00:25:32,747 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 00:25:32,750 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 00:25:32,751 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 00:25:32,752 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 00:25:32,773 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 00:25:32,774 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 00:25:32,775 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 00:25:32,775 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 00:25:32,775 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 00:25:32,776 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 00:25:32,776 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 00:25:32,776 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 00:25:32,776 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 00:25:32,776 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 00:25:32,776 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 00:25:32,777 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 00:25:32,777 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 00:25:32,777 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 00:25:32,777 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 00:25:32,778 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 00:25:32,778 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 00:25:32,778 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 00:25:32,778 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 00:25:32,778 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 00:25:32,779 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 00:25:32,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 00:25:32,779 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 00:25:32,779 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 00:25:32,779 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 00:25:32,780 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 00:25:32,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 00:25:32,780 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 00:25:32,780 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 00:25:32,780 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 00:25:33,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 00:25:33,098 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 00:25:33,101 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 00:25:33,103 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 00:25:33,103 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 00:25:33,104 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec1_product24.cil.c [2020-10-15 00:25:33,158 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9195c7de6/b016208f79324605b4edd3205d44431b/FLAG754789b20 [2020-10-15 00:25:33,796 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 00:25:33,797 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec1_product24.cil.c [2020-10-15 00:25:33,823 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9195c7de6/b016208f79324605b4edd3205d44431b/FLAG754789b20 [2020-10-15 00:25:33,992 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9195c7de6/b016208f79324605b4edd3205d44431b [2020-10-15 00:25:34,000 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 00:25:34,002 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 00:25:34,003 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 00:25:34,003 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 00:25:34,005 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 00:25:34,006 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:25:33" (1/1) ... [2020-10-15 00:25:34,009 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65e46fe4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:25:34, skipping insertion in model container [2020-10-15 00:25:34,009 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:25:33" (1/1) ... [2020-10-15 00:25:34,016 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 00:25:34,092 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 00:25:34,750 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:25:34,767 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 00:25:34,885 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:25:34,960 INFO L208 MainTranslator]: Completed translation [2020-10-15 00:25:34,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:25:34 WrapperNode [2020-10-15 00:25:34,961 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 00:25:34,962 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 00:25:34,962 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 00:25:34,962 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 00:25:34,977 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:25:34" (1/1) ... [2020-10-15 00:25:34,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:25:34" (1/1) ... [2020-10-15 00:25:35,011 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:25:34" (1/1) ... [2020-10-15 00:25:35,012 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:25:34" (1/1) ... [2020-10-15 00:25:35,077 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:25:34" (1/1) ... [2020-10-15 00:25:35,128 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:25:34" (1/1) ... [2020-10-15 00:25:35,148 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:25:34" (1/1) ... [2020-10-15 00:25:35,171 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 00:25:35,172 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 00:25:35,172 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 00:25:35,172 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 00:25:35,173 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:25:34" (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 00:25:35,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 00:25:35,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 00:25:35,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 00:25:35,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 00:25:35,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 00:25:35,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 00:25:35,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 00:25:35,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 00:25:35,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 00:25:35,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 00:25:35,240 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-15 00:25:35,241 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-15 00:25:35,241 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-15 00:25:35,241 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-15 00:25:35,241 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-15 00:25:35,242 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-15 00:25:35,242 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-15 00:25:35,242 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-15 00:25:35,242 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 00:25:35,242 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-15 00:25:35,243 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-15 00:25:35,243 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-15 00:25:35,243 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 00:25:35,244 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-15 00:25:35,244 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 00:25:35,244 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 00:25:35,244 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 00:25:35,244 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-15 00:25:35,244 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-15 00:25:35,245 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-15 00:25:35,245 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-15 00:25:35,245 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-15 00:25:35,245 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-15 00:25:35,245 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-15 00:25:35,246 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-15 00:25:35,246 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-15 00:25:35,246 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-15 00:25:35,246 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-15 00:25:35,246 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-15 00:25:35,247 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-15 00:25:35,247 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-15 00:25:35,247 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-15 00:25:35,247 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-15 00:25:35,247 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-15 00:25:35,247 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-15 00:25:35,248 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-15 00:25:35,248 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-15 00:25:35,248 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-15 00:25:35,248 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-15 00:25:35,248 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-15 00:25:35,249 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-15 00:25:35,249 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__weight [2020-10-15 00:25:35,249 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-15 00:25:35,249 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-15 00:25:35,249 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-15 00:25:35,250 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-15 00:25:35,250 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-15 00:25:35,250 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-15 00:25:35,250 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-15 00:25:35,250 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-15 00:25:35,251 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-15 00:25:35,251 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift__wrappee__executivefloor [2020-10-15 00:25:35,251 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 00:25:35,251 INFO L138 BoogieDeclarations]: Found implementation of procedure printState__wrappee__executivefloor [2020-10-15 00:25:35,251 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-15 00:25:35,251 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-15 00:25:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-15 00:25:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-15 00:25:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-15 00:25:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-15 00:25:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-15 00:25:35,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__2 [2020-10-15 00:25:35,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__3 [2020-10-15 00:25:35,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__4 [2020-10-15 00:25:35,253 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 00:25:35,253 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-15 00:25:35,254 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-15 00:25:35,254 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-15 00:25:35,254 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 00:25:35,254 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 00:25:35,254 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 00:25:35,254 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 00:25:35,255 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 00:25:35,255 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 00:25:35,255 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 00:25:35,255 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 00:25:35,255 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 00:25:35,255 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 00:25:35,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 00:25:35,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 00:25:35,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 00:25:35,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 00:25:35,256 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 00:25:35,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 00:25:35,256 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 00:25:35,256 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 00:25:35,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 00:25:35,257 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 00:25:35,257 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 00:25:35,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 00:25:35,257 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 00:25:35,257 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 00:25:35,257 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-15 00:25:35,258 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-15 00:25:35,258 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-15 00:25:35,258 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-15 00:25:35,258 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-15 00:25:35,258 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-15 00:25:35,258 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-15 00:25:35,259 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-15 00:25:35,259 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-15 00:25:35,259 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-15 00:25:35,259 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 00:25:35,259 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-15 00:25:35,259 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-15 00:25:35,259 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-15 00:25:35,260 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 00:25:35,260 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-15 00:25:35,260 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-15 00:25:35,260 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-15 00:25:35,260 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-15 00:25:35,260 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-15 00:25:35,261 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 00:25:35,261 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-15 00:25:35,261 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 00:25:35,261 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-15 00:25:35,261 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__4 [2020-10-15 00:25:35,261 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 00:25:35,261 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 00:25:35,262 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 00:25:35,262 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 00:25:35,262 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 00:25:35,262 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 00:25:35,262 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-15 00:25:35,262 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-15 00:25:35,263 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-15 00:25:35,263 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-15 00:25:35,263 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-15 00:25:35,263 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-15 00:25:35,263 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-15 00:25:35,263 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__2 [2020-10-15 00:25:35,263 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 00:25:35,264 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-15 00:25:35,264 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-15 00:25:35,264 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-15 00:25:35,264 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-15 00:25:35,264 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-15 00:25:35,264 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-15 00:25:35,265 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-15 00:25:35,265 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-15 00:25:35,265 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-15 00:25:35,265 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-15 00:25:35,265 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-15 00:25:35,265 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-15 00:25:35,265 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-15 00:25:35,266 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-15 00:25:35,266 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-15 00:25:35,266 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-15 00:25:35,266 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-15 00:25:35,266 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-15 00:25:35,266 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__weight [2020-10-15 00:25:35,266 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-15 00:25:35,267 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-15 00:25:35,267 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-15 00:25:35,267 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__weight [2020-10-15 00:25:35,267 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-15 00:25:35,267 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-15 00:25:35,267 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-15 00:25:35,267 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-15 00:25:35,267 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift__wrappee__executivefloor [2020-10-15 00:25:35,268 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__3 [2020-10-15 00:25:35,268 INFO L130 BoogieDeclarations]: Found specification of procedure printState__wrappee__executivefloor [2020-10-15 00:25:35,268 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-15 00:25:35,268 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-15 00:25:35,268 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-15 00:25:35,268 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 00:25:35,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 00:25:35,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 00:25:35,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 00:25:37,530 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 00:25:37,530 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-15 00:25:37,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:25:37 BoogieIcfgContainer [2020-10-15 00:25:37,542 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 00:25:37,543 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 00:25:37,543 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 00:25:37,547 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 00:25:37,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 12:25:33" (1/3) ... [2020-10-15 00:25:37,548 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2100ed75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:25:37, skipping insertion in model container [2020-10-15 00:25:37,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:25:34" (2/3) ... [2020-10-15 00:25:37,549 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2100ed75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:25:37, skipping insertion in model container [2020-10-15 00:25:37,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:25:37" (3/3) ... [2020-10-15 00:25:37,551 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec1_product24.cil.c [2020-10-15 00:25:37,563 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 00:25:37,574 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 00:25:37,590 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 00:25:37,624 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 00:25:37,624 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 00:25:37,624 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 00:25:37,624 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 00:25:37,624 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 00:25:37,625 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 00:25:37,625 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 00:25:37,625 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 00:25:37,725 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states. [2020-10-15 00:25:37,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-10-15 00:25:37,743 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:25:37,744 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:25:37,745 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:25:37,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:25:37,753 INFO L82 PathProgramCache]: Analyzing trace with hash 2036682546, now seen corresponding path program 1 times [2020-10-15 00:25:37,765 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:25:37,766 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [911294434] [2020-10-15 00:25:37,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:25:38,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:38,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:38,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:38,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:39,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:39,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:40,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:41,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:43,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:43,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 170 [2020-10-15 00:25:43,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 00:25:43,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-15 00:25:43,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:43,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:43,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:25:43,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-15 00:25:43,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-15 00:25:43,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 00:25:44,346 WARN L193 SmtUtils]: Spent 939.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-15 00:25:44,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:25:44,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:44,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:44,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:44,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:25:44,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:25:44,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-15 00:25:44,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:44,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:44,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:25:44,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:25:44,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:25:44,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:25:44,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:25:44,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:44,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:44,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:44,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:25:44,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:25:44,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:25:44,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:44,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:44,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:25:44,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:25:44,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:25:44,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:25:44,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:25:44,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:44,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:44,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:44,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:25:44,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:25:44,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:25:44,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:44,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:44,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:25:44,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:25:44,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:25:44,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:25:44,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:25:44,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:44,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:44,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:44,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:25:44,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:25:44,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:25:44,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:44,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:44,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:25:44,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:25:44,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:25:44,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:25:44,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:25:44,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:44,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:44,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:44,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:25:44,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:25:44,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:25:44,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:44,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:44,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:25:44,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:25:44,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:25:44,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:25:44,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 00:25:44,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:44,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:44,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:44,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:25:44,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:25:44,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:25:44,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:44,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:44,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:25:44,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:25:44,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:25:44,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:25:44,682 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-15 00:25:44,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 00:25:44,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:44,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:44,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:44,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:44,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:44,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:44,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:45,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:45,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:47,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:47,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:49,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:49,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 120 [2020-10-15 00:25:49,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-15 00:25:49,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-15 00:25:49,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:49,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:49,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:25:49,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-15 00:25:49,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-15 00:25:49,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:25:49,919 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 00:25:49,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:25:49,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:49,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:49,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:49,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:50,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:50,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:50,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:50,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-15 00:25:50,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:25:50,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1049 [2020-10-15 00:25:50,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:50,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:50,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:25:50,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 00:25:50,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-15 00:25:50,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:25:51,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:25:51,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:51,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:51,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:51,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:51,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:25:51,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:25:51,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 00:25:51,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:51,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:51,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:25:51,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:25:51,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:25:51,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:25:51,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:25:51,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:51,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:51,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:51,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:51,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:51,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:51,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 00:25:51,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:25:51,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 244 [2020-10-15 00:25:51,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:51,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:51,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:25:51,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:25:51,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 00:25:51,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:25:51,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 00:25:51,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:51,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:51,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:51,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:25:51,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:25:51,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 00:25:51,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:51,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:51,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:25:51,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:25:51,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 00:25:51,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:25:51,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:25:51,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:51,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:51,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:51,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:25:51,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:25:51,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:25:51,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:51,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:51,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:25:51,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:25:51,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:25:51,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 00:25:51,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 00:25:51,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:51,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:51,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:51,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:51,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:51,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:52,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:52,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:52,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-15 00:25:52,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:25:52,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 870 [2020-10-15 00:25:52,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:52,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:52,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:25:52,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 00:25:52,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-15 00:25:52,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:25:52,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:25:52,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:52,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:52,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:52,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:52,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:25:52,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:25:52,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 00:25:52,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:52,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:52,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:25:52,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:25:52,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:25:52,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:25:52,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:25:52,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:52,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:52,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:52,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:52,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:52,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:52,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-15 00:25:52,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:25:52,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 288 [2020-10-15 00:25:52,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:52,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:52,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:25:52,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:25:52,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 00:25:52,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:25:52,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 00:25:52,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:52,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:52,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:52,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:25:52,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:25:52,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 00:25:52,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:52,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:52,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:25:52,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:25:52,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 00:25:52,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:25:52,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:25:52,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:52,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:52,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:52,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:25:52,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:25:52,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:25:52,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:52,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:52,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:25:52,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:25:52,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:25:52,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:25:52,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-15 00:25:52,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:52,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:52,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:52,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:52,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-15 00:25:52,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:25:52,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-15 00:25:52,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:52,866 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:52,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:25:52,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-15 00:25:52,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:25:52,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:25:52,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:25:52,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:52,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:52,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:52,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 00:25:52,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:25:52,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 00:25:52,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:52,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:52,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:25:52,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:25:52,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:25:52,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:25:52,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:25:52,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:52,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:52,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:52,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:25:52,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:25:52,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:25:52,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:52,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:52,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:25:52,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:25:52,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:25:52,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:25:52,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-15 00:25:52,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:52,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:52,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:52,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 00:25:52,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:25:52,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:25:52,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:52,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:52,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:25:52,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:25:52,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:25:52,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:25:52,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:25:52,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:25:52,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:25:52,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:25:52,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:25:52,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:25:52,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:25:52,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:25:52,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:25:52,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:25:52,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:25:52,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:25:52,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:25:53,085 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-15 00:25:53,086 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [911294434] [2020-10-15 00:25:53,088 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 00:25:53,088 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-15 00:25:53,089 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995274177] [2020-10-15 00:25:53,094 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-15 00:25:53,094 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:25:53,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-15 00:25:53,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2020-10-15 00:25:53,112 INFO L87 Difference]: Start difference. First operand 818 states. Second operand 16 states. [2020-10-15 00:25:55,415 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-15 00:25:56,250 WARN L193 SmtUtils]: Spent 792.00 ms on a formula simplification that was a NOOP. DAG size: 408 [2020-10-15 00:25:57,289 WARN L193 SmtUtils]: Spent 750.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-15 00:26:16,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:26:16,698 INFO L93 Difference]: Finished difference Result 1586 states and 2641 transitions. [2020-10-15 00:26:16,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-15 00:26:16,700 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 116 [2020-10-15 00:26:16,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:26:16,732 INFO L225 Difference]: With dead ends: 1586 [2020-10-15 00:26:16,732 INFO L226 Difference]: Without dead ends: 927 [2020-10-15 00:26:16,744 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=99, Invalid=453, Unknown=0, NotChecked=0, Total=552 [2020-10-15 00:26:16,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 927 states. [2020-10-15 00:26:17,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 927 to 657. [2020-10-15 00:26:17,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 657 states. [2020-10-15 00:26:17,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 657 states and 1033 transitions. [2020-10-15 00:26:17,014 INFO L78 Accepts]: Start accepts. Automaton has 657 states and 1033 transitions. Word has length 116 [2020-10-15 00:26:17,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:26:17,015 INFO L479 AbstractCegarLoop]: Abstraction has 657 states and 1033 transitions. [2020-10-15 00:26:17,015 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-15 00:26:17,015 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1033 transitions. [2020-10-15 00:26:17,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-10-15 00:26:17,021 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:26:17,021 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:26:17,022 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 00:26:17,022 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:26:17,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:26:17,022 INFO L82 PathProgramCache]: Analyzing trace with hash 1967404533, now seen corresponding path program 1 times [2020-10-15 00:26:17,023 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:26:17,023 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [576549045] [2020-10-15 00:26:17,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:26:17,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:17,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:17,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:17,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:17,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:17,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:17,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:18,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:19,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:22,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:22,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 176 [2020-10-15 00:26:22,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 00:26:22,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-15 00:26:22,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:22,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:22,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:26:22,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 94 [2020-10-15 00:26:22,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 00:26:22,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:26:22,861 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-15 00:26:22,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:26:22,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:22,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:22,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:22,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:26:22,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:22,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-15 00:26:22,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:22,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:22,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:26:22,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:22,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:26:22,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:26:22,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:26:22,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:22,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:22,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:22,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:26:22,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:22,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:26:22,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:22,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:22,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:26:22,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:22,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:26:22,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:26:22,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:26:22,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:22,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:22,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:22,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:26:22,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:22,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:26:22,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:22,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:22,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:26:22,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:22,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:26:22,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:22,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:26:22,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:22,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:22,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:22,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:26:22,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:22,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:26:22,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:22,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:22,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:26:22,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:22,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:26:22,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:26:22,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:26:22,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:22,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:22,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:22,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:26:22,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:22,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:26:22,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:22,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:22,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:26:22,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:22,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:26:22,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:26:22,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 00:26:22,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:22,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:22,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:22,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:26:22,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:22,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:26:22,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:22,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:22,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:26:22,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:22,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:26:22,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:23,163 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-15 00:26:23,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 00:26:23,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:23,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:23,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:23,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:23,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:23,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:23,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:23,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:23,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:27,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:27,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:28,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:28,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 126 [2020-10-15 00:26:28,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-15 00:26:28,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-15 00:26:28,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:28,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:28,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:26:28,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-15 00:26:28,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 00:26:28,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:28,447 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 00:26:28,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:26:28,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:28,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:28,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:28,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:28,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:28,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:28,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:29,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:29,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-15 00:26:29,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:26:29,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 961 [2020-10-15 00:26:29,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:29,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:29,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:26:29,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 00:26:29,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 00:26:29,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:29,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:26:29,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:29,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:29,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:29,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:29,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:26:29,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:26:29,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 00:26:29,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:29,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:29,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:26:29,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:29,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:26:29,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:29,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-15 00:26:29,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:29,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:29,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:29,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:29,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:29,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:29,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-15 00:26:29,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:26:29,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 253 [2020-10-15 00:26:29,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:29,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:29,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:26:29,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:26:29,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-15 00:26:29,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:29,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-15 00:26:29,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:29,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:29,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:29,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:26:29,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:29,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 00:26:29,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:29,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:29,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:26:29,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:29,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 00:26:29,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:29,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:26:29,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:29,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:29,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:29,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:26:29,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:29,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:26:29,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:29,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:29,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:26:29,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:29,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:26:29,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:29,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 00:26:29,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:29,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:29,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:30,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:30,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:30,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:30,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:30,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-15 00:26:30,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:26:30,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 942 [2020-10-15 00:26:30,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:30,898 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:30,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:26:30,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 00:26:30,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 00:26:30,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:30,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:26:30,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:30,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:30,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:30,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:30,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 00:26:30,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:26:30,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 00:26:30,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:30,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:30,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:26:30,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:26:30,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:26:30,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:30,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-15 00:26:30,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:30,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:31,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:31,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:31,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:31,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:31,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-15 00:26:31,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:26:31,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 178 [2020-10-15 00:26:31,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:31,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:31,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:26:31,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:26:31,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-15 00:26:31,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:31,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-15 00:26:31,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:31,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:31,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:31,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:26:31,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:31,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:26:31,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:31,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:31,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:26:31,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:31,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 00:26:31,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:31,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:26:31,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:31,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:31,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:31,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:26:31,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:31,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:26:31,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:31,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:31,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:26:31,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:31,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:26:31,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:31,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-15 00:26:31,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:31,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:31,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:31,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 00:26:31,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:31,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-15 00:26:31,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:31,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:31,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:26:31,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-15 00:26:31,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:26:31,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:26:31,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:26:31,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:31,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:31,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:31,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 00:26:31,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:31,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 00:26:31,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:31,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:31,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:26:31,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:31,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:26:31,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:31,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:26:31,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:31,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:31,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:31,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:26:31,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:31,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:26:31,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:31,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:31,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:26:31,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:31,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:26:31,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:31,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-15 00:26:31,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:31,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:31,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:31,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 00:26:31,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:31,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:26:31,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:31,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:31,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:26:31,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:31,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:26:31,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:31,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:26:31,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:31,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:31,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:31,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:26:31,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:31,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:26:31,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:31,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:31,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:26:31,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:31,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:26:31,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:31,396 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2020-10-15 00:26:31,396 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [576549045] [2020-10-15 00:26:31,396 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 00:26:31,396 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-15 00:26:31,397 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374882275] [2020-10-15 00:26:31,399 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-15 00:26:31,399 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:26:31,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-15 00:26:31,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2020-10-15 00:26:31,400 INFO L87 Difference]: Start difference. First operand 657 states and 1033 transitions. Second operand 16 states. [2020-10-15 00:26:33,140 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-15 00:26:33,911 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification that was a NOOP. DAG size: 408 [2020-10-15 00:26:34,834 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification that was a NOOP. DAG size: 403 [2020-10-15 00:26:52,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:26:52,557 INFO L93 Difference]: Finished difference Result 1563 states and 2579 transitions. [2020-10-15 00:26:52,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-15 00:26:52,558 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 122 [2020-10-15 00:26:52,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:26:52,569 INFO L225 Difference]: With dead ends: 1563 [2020-10-15 00:26:52,569 INFO L226 Difference]: Without dead ends: 927 [2020-10-15 00:26:52,576 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=99, Invalid=453, Unknown=0, NotChecked=0, Total=552 [2020-10-15 00:26:52,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 927 states. [2020-10-15 00:26:52,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 927 to 657. [2020-10-15 00:26:52,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 657 states. [2020-10-15 00:26:52,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 657 states and 1027 transitions. [2020-10-15 00:26:52,727 INFO L78 Accepts]: Start accepts. Automaton has 657 states and 1027 transitions. Word has length 122 [2020-10-15 00:26:52,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:26:52,728 INFO L479 AbstractCegarLoop]: Abstraction has 657 states and 1027 transitions. [2020-10-15 00:26:52,728 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-15 00:26:52,728 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1027 transitions. [2020-10-15 00:26:52,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-10-15 00:26:52,731 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:26:52,732 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:26:52,732 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 00:26:52,732 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:26:52,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:26:52,732 INFO L82 PathProgramCache]: Analyzing trace with hash -50146077, now seen corresponding path program 1 times [2020-10-15 00:26:52,733 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:26:52,733 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [944895601] [2020-10-15 00:26:52,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:26:52,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:52,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:52,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:52,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:53,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:53,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:55,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:57,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:57,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:57,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 180 [2020-10-15 00:26:57,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 00:26:57,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-15 00:26:57,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:57,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:57,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 00:26:57,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:26:57,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 139 [2020-10-15 00:26:57,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:58,602 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-15 00:26:58,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:26:58,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:58,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:58,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:58,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:26:58,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:58,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-15 00:26:58,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:58,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:58,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:26:58,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:58,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:26:58,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:26:58,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:26:58,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:58,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:58,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:58,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:26:58,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:58,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:26:58,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:58,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:58,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:26:58,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:58,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:26:58,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:26:58,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:26:58,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:58,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:58,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:58,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:26:58,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:58,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:26:58,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:58,743 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:58,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:26:58,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:58,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:26:58,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:26:58,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:26:58,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:58,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:58,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:58,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:26:58,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:58,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:26:58,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:58,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:58,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:26:58,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:58,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:26:58,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:26:58,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:26:58,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:58,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:58,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:58,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:26:58,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:58,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:26:58,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:58,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:58,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:26:58,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:58,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:26:58,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:26:58,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 00:26:58,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:58,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:58,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:26:58,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:26:58,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:26:58,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:26:58,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:26:58,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:26:58,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:26:58,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:26:58,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:26:58,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:26:58,971 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-15 00:26:58,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 00:26:58,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:26:58,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:59,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:59,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:59,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:26:59,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:00,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:00,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:00,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:04,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:04,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 130 [2020-10-15 00:27:04,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 00:27:04,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-15 00:27:04,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:04,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:04,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:27:04,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-15 00:27:04,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 00:27:04,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:04,138 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 00:27:04,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:27:04,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:04,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:04,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:04,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:04,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:04,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:04,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:04,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-15 00:27:04,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 00:27:04,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 467 [2020-10-15 00:27:04,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:04,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:04,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:27:04,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-15 00:27:04,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 00:27:04,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:04,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:27:04,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:04,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:04,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:04,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:04,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:27:04,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:27:04,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 00:27:04,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:04,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:04,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:27:04,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:04,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:27:04,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:04,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:27:04,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:04,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:04,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:04,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:04,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:04,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:04,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 00:27:04,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:27:04,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-15 00:27:04,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:04,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:04,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:27:04,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:27:04,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 00:27:04,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:04,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 00:27:04,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:04,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:04,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:04,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:27:04,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:04,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:27:04,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:04,851 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:04,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:27:04,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:04,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 00:27:04,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:04,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:27:04,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:04,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:04,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:04,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:27:04,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:04,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:27:04,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:04,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:04,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:04,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:04,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:04,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:04,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 00:27:04,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:04,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:04,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:04,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:04,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:05,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:05,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-15 00:27:05,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:27:05,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 359 [2020-10-15 00:27:05,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:05,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:05,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:27:05,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-15 00:27:05,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 00:27:05,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:05,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:27:05,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:05,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:05,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:05,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:27:05,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:05,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:27:05,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:05,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:05,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:27:05,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:05,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:27:05,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:05,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:27:05,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:05,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:05,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:05,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:05,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:05,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-15 00:27:05,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 00:27:05,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 153 [2020-10-15 00:27:05,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:05,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:05,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:27:05,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:27:05,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 00:27:05,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:05,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-15 00:27:05,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:05,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:05,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:05,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:27:05,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:05,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 00:27:05,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:05,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:05,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:27:05,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:05,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 00:27:05,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:05,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:27:05,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:05,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:05,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:05,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:27:05,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:05,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:27:05,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:05,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:05,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:05,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:05,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:05,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:05,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-15 00:27:05,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:05,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:05,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:05,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 00:27:05,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:05,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-15 00:27:05,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:05,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:05,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:05,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-15 00:27:05,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:05,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:05,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:27:05,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:05,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:05,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:05,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-15 00:27:05,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:05,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 00:27:05,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:05,639 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:05,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:05,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:05,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:05,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:05,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:27:05,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:05,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:05,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:05,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:27:05,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:05,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:27:05,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:05,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:05,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:05,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:05,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:05,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:05,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-15 00:27:05,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:05,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:05,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:05,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 00:27:05,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:05,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:27:05,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:05,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:05,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:05,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:05,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:05,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:05,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:27:05,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:05,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:05,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:05,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:27:05,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:05,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:27:05,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:05,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:05,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:27:05,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:05,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:27:05,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:27:05,861 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-15 00:27:05,861 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [944895601] [2020-10-15 00:27:05,862 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 00:27:05,862 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-15 00:27:05,862 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49412272] [2020-10-15 00:27:05,865 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-15 00:27:05,866 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:27:05,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-15 00:27:05,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2020-10-15 00:27:05,867 INFO L87 Difference]: Start difference. First operand 657 states and 1027 transitions. Second operand 17 states. [2020-10-15 00:27:07,377 WARN L193 SmtUtils]: Spent 766.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-15 00:27:08,528 WARN L193 SmtUtils]: Spent 744.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-15 00:27:09,368 WARN L193 SmtUtils]: Spent 737.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-15 00:27:10,221 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-15 00:27:11,073 WARN L193 SmtUtils]: Spent 744.00 ms on a formula simplification that was a NOOP. DAG size: 410 [2020-10-15 00:27:11,880 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2020-10-15 00:27:15,269 WARN L193 SmtUtils]: Spent 733.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-15 00:27:16,067 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-15 00:27:16,846 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-15 00:27:17,645 WARN L193 SmtUtils]: Spent 754.00 ms on a formula simplification that was a NOOP. DAG size: 412 [2020-10-15 00:27:18,503 WARN L193 SmtUtils]: Spent 806.00 ms on a formula simplification that was a NOOP. DAG size: 413 [2020-10-15 00:27:19,120 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-15 00:27:48,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:27:48,597 INFO L93 Difference]: Finished difference Result 2298 states and 3832 transitions. [2020-10-15 00:27:48,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-10-15 00:27:48,598 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 126 [2020-10-15 00:27:48,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:27:48,615 INFO L225 Difference]: With dead ends: 2298 [2020-10-15 00:27:48,615 INFO L226 Difference]: Without dead ends: 1673 [2020-10-15 00:27:48,620 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 550 ImplicationChecksByTransitivity, 10.7s TimeCoverageRelationStatistics Valid=428, Invalid=1924, Unknown=0, NotChecked=0, Total=2352 [2020-10-15 00:27:48,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1673 states. [2020-10-15 00:27:48,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1673 to 1168. [2020-10-15 00:27:48,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1168 states. [2020-10-15 00:27:48,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 1168 states and 1849 transitions. [2020-10-15 00:27:48,923 INFO L78 Accepts]: Start accepts. Automaton has 1168 states and 1849 transitions. Word has length 126 [2020-10-15 00:27:48,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:27:48,924 INFO L479 AbstractCegarLoop]: Abstraction has 1168 states and 1849 transitions. [2020-10-15 00:27:48,924 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-15 00:27:48,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1849 transitions. [2020-10-15 00:27:48,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2020-10-15 00:27:48,931 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:27:48,932 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 00:27:48,932 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 00:27:48,932 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:27:48,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:27:48,933 INFO L82 PathProgramCache]: Analyzing trace with hash -1171105402, now seen corresponding path program 1 times [2020-10-15 00:27:48,933 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:27:48,933 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1038167046] [2020-10-15 00:27:48,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:27:48,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:49,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:49,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:49,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:49,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:49,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:49,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:52,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:54,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:54,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 260 [2020-10-15 00:27:54,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 00:27:54,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-15 00:27:54,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:54,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:54,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:27:54,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 00:27:54,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 157 [2020-10-15 00:27:54,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:54,932 WARN L193 SmtUtils]: Spent 839.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2020-10-15 00:27:54,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:27:54,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:54,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:55,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:55,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:27:55,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:55,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-15 00:27:55,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:55,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:55,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:27:55,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:55,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:27:55,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:55,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:27:55,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:55,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:55,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:55,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:27:55,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:55,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:27:55,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:55,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:55,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:27:55,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:55,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:27:55,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:55,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:27:55,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:55,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:55,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:55,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:27:55,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:55,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:27:55,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:55,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:55,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:27:55,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:55,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:27:55,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:55,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:27:55,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:55,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:55,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:55,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:27:55,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:55,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:27:55,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:55,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:55,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:27:55,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:55,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:27:55,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:55,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 00:27:55,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:55,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:55,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:55,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 00:27:55,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:55,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:27:55,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:55,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:55,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:27:55,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:55,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 00:27:55,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:55,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 00:27:55,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:55,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:55,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:27:55,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:27:55,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:27:55,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:27:55,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:27:55,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:27:55,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:27:55,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:27:55,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:27:55,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:27:55,302 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-15 00:27:55,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 00:27:55,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:27:55,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:55,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:55,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:55,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:55,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:55,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:55,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:55,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:27:56,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:00,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:00,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 210 [2020-10-15 00:28:00,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-15 00:28:00,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-15 00:28:00,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:00,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:00,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 00:28:00,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 95 [2020-10-15 00:28:00,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 00:28:00,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:28:00,488 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2020-10-15 00:28:00,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:28:00,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:00,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:00,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:00,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:00,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:00,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:00,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:00,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:00,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-15 00:28:00,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:28:00,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 473 [2020-10-15 00:28:00,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:00,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:00,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:28:00,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-15 00:28:00,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 00:28:00,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:28:00,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:28:00,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:00,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:00,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:01,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:01,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:28:01,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:28:01,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 00:28:01,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:01,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:01,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:28:01,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:28:01,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 00:28:01,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:28:01,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:28:01,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:01,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:01,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:01,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:01,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:01,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:01,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 00:28:01,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:28:01,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-15 00:28:01,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:01,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:01,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:28:01,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:28:01,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 00:28:01,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:28:01,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:28:01,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:01,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:01,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:01,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:28:01,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:01,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:28:01,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:01,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:01,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:28:01,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:01,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-15 00:28:01,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:28:01,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:28:01,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:01,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:01,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:01,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:28:01,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:01,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:28:01,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:01,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:01,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:28:01,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:01,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:28:01,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:01,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-15 00:28:01,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:01,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:01,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:01,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:01,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:01,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:01,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:01,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:01,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-15 00:28:01,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:28:01,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 688 [2020-10-15 00:28:01,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:01,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:01,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:28:01,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-15 00:28:01,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 00:28:01,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:28:01,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:28:01,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:01,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:01,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:01,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:28:01,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:01,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:28:01,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:01,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:01,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 00:28:01,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:01,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:28:01,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:28:02,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 00:28:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:02,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:02,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:02,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:02,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:02,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:02,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-15 00:28:02,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:28:02,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-15 00:28:02,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:02,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:02,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 00:28:02,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-15 00:28:02,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-15 00:28:02,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:28:02,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 00:28:02,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:02,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:02,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:02,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:02,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:28:02,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:28:02,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 00:28:02,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:02,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:02,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 00:28:02,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:02,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 00:28:02,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:28:02,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:28:02,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:02,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:02,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:02,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:28:02,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:02,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:28:02,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:02,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:02,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:28:02,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:02,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 00:28:02,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:28:02,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-15 00:28:02,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:02,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:02,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:02,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:03,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:07,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:07,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 123 [2020-10-15 00:28:07,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:28:07,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 00:28:07,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:07,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:07,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 00:28:07,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-15 00:28:07,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-15 00:28:07,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 00:28:07,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:28:07,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:07,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:07,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:07,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:09,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:12,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:12,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-15 00:28:12,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:28:12,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 00:28:12,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:12,327 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:12,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 00:28:12,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-15 00:28:12,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-15 00:28:12,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:12,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:28:12,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:12,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:12,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:12,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:28:12,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:12,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:28:12,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:12,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:12,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:28:12,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:12,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:28:12,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:12,560 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-15 00:28:12,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 00:28:12,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:12,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:12,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:12,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:12,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-10-15 00:28:12,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 00:28:12,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 426 [2020-10-15 00:28:12,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:12,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:12,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 00:28:12,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-15 00:28:12,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-15 00:28:13,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:28:13,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:28:13,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:13,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:13,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:13,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-15 00:28:13,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:13,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 00:28:13,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:13,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:13,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 00:28:13,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:13,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-15 00:28:13,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:28:13,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:28:13,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:13,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:13,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:13,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:28:13,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:13,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 00:28:13,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:13,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:13,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:28:13,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:13,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:28:13,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:28:13,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:28:13,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:13,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:13,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:13,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:28:13,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:13,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:28:13,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:13,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:13,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:28:13,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:13,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:28:13,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:28:13,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 00:28:13,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:13,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:13,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:13,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:28:13,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:13,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:28:13,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:13,237 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:13,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:28:13,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:13,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 00:28:13,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:28:13,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-15 00:28:13,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:13,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:13,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:13,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-15 00:28:13,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:13,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 00:28:13,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:13,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:13,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:28:13,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:13,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-15 00:28:13,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:28:13,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:28:13,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:13,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:13,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:13,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-15 00:28:13,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:13,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 00:28:13,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:13,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:13,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:28:13,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:13,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:28:13,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:28:13,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:28:13,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:13,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:13,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:13,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 00:28:13,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:13,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:28:13,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:13,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:13,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:28:13,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:13,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:28:13,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:28:13,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 00:28:13,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:13,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:13,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:13,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:28:13,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:13,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:28:13,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:13,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:13,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:28:13,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:13,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:28:13,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:28:13,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-15 00:28:13,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:13,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:13,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:13,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 00:28:13,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:13,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 00:28:13,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:13,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:13,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:28:13,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 00:28:13,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 00:28:13,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:28:13,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-15 00:28:13,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:13,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:13,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:13,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-15 00:28:13,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:13,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 00:28:13,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:13,436 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:13,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:28:13,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 00:28:13,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:28:13,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:28:13,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 00:28:13,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:28:13,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:28:13,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:28:13,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:28:13,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:28:13,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 00:28:13,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:28:13,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:28:13,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:28:13,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:28:13,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:28:13,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:28:13,593 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-15 00:28:13,593 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1038167046] [2020-10-15 00:28:13,593 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 00:28:13,594 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2020-10-15 00:28:13,594 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826248828] [2020-10-15 00:28:13,594 INFO L459 AbstractCegarLoop]: Interpolant automaton has 33 states [2020-10-15 00:28:13,595 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:28:13,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2020-10-15 00:28:13,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=969, Unknown=0, NotChecked=0, Total=1056 [2020-10-15 00:28:13,596 INFO L87 Difference]: Start difference. First operand 1168 states and 1849 transitions. Second operand 33 states. [2020-10-15 00:28:16,503 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification that was a NOOP. DAG size: 402 [2020-10-15 00:28:17,055 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-15 00:28:17,988 WARN L193 SmtUtils]: Spent 759.00 ms on a formula simplification that was a NOOP. DAG size: 408 [2020-10-15 00:28:18,852 WARN L193 SmtUtils]: Spent 762.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-15 00:28:19,935 WARN L193 SmtUtils]: Spent 794.00 ms on a formula simplification that was a NOOP. DAG size: 408 [2020-10-15 00:28:20,761 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification that was a NOOP. DAG size: 410 [2020-10-15 00:28:21,842 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification that was a NOOP. DAG size: 408 [2020-10-15 00:28:23,313 WARN L193 SmtUtils]: Spent 781.00 ms on a formula simplification that was a NOOP. DAG size: 413 [2020-10-15 00:28:24,035 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-15 00:28:25,278 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-15 00:28:25,942 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-15 00:28:27,004 WARN L193 SmtUtils]: Spent 771.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-15 00:28:28,348 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-15 00:28:29,295 WARN L193 SmtUtils]: Spent 745.00 ms on a formula simplification that was a NOOP. DAG size: 406 [2020-10-15 00:28:30,144 WARN L193 SmtUtils]: Spent 778.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-15 00:28:31,334 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2020-10-15 00:28:31,789 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-15 00:28:37,353 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-15 00:28:38,157 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-15 00:28:39,799 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2020-10-15 00:28:41,214 WARN L193 SmtUtils]: Spent 793.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-15 00:28:41,983 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-15 00:28:43,359 WARN L193 SmtUtils]: Spent 774.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-15 00:28:44,314 WARN L193 SmtUtils]: Spent 796.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2020-10-15 00:28:46,874 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-15 00:28:49,874 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-15 00:28:50,659 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-15 00:28:52,162 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification that was a NOOP. DAG size: 405 [2020-10-15 00:28:53,085 WARN L193 SmtUtils]: Spent 743.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2020-10-15 00:28:54,282 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-15 00:28:55,899 WARN L193 SmtUtils]: Spent 764.00 ms on a formula simplification that was a NOOP. DAG size: 408 [2020-10-15 00:28:56,787 WARN L193 SmtUtils]: Spent 794.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2020-10-15 00:28:57,861 WARN L193 SmtUtils]: Spent 768.00 ms on a formula simplification that was a NOOP. DAG size: 409 [2020-10-15 00:29:02,409 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-15 00:29:03,105 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2020-10-15 00:29:03,422 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-10-15 00:29:03,690 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-10-15 00:29:05,019 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2020-10-15 00:29:05,411 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 157