/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 --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 interpolation-heuristic=FIRST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 11:17:34,607 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 11:17:34,611 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 11:17:34,636 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 11:17:34,637 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 11:17:34,638 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 11:17:34,639 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 11:17:34,641 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 11:17:34,643 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 11:17:34,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 11:17:34,645 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 11:17:34,646 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 11:17:34,646 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 11:17:34,647 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 11:17:34,648 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 11:17:34,649 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 11:17:34,650 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 11:17:34,651 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 11:17:34,653 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 11:17:34,655 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 11:17:34,657 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 11:17:34,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 11:17:34,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 11:17:34,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 11:17:34,663 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 11:17:34,663 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 11:17:34,663 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 11:17:34,664 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 11:17:34,665 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 11:17:34,666 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 11:17:34,666 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 11:17:34,667 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 11:17:34,668 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 11:17:34,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 11:17:34,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 11:17:34,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 11:17:34,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 11:17:34,671 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 11:17:34,671 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 11:17:34,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 11:17:34,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 11:17:34,674 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 [2020-09-21 11:17:34,699 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 11:17:34,700 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 11:17:34,701 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 11:17:34,701 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 11:17:34,701 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 11:17:34,702 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 11:17:34,702 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-21 11:17:34,702 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 11:17:34,702 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-21 11:17:34,702 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 11:17:34,703 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 11:17:34,703 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 11:17:34,703 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 11:17:34,703 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-21 11:17:34,703 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 11:17:34,704 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 11:17:34,704 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 11:17:34,704 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 11:17:34,704 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 11:17:34,704 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 11:17:34,705 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 11:17:34,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:17:34,705 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 11:17:34,705 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 11:17:34,706 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 11:17:34,706 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 11:17:34,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 11:17:34,706 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 11:17:34,706 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 11:17:34,707 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.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;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; [2020-09-21 11:17:35,150 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 11:17:35,174 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 11:17:35,178 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 11:17:35,181 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 11:17:35,182 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 11:17:35,184 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product61.cil.c [2020-09-21 11:17:35,266 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c54a15b3b/d11cf472a7f849ffb94d84b030dfc1b9/FLAGe4714bac6 [2020-09-21 11:17:35,886 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 11:17:35,887 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product61.cil.c [2020-09-21 11:17:35,902 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c54a15b3b/d11cf472a7f849ffb94d84b030dfc1b9/FLAGe4714bac6 [2020-09-21 11:17:36,166 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c54a15b3b/d11cf472a7f849ffb94d84b030dfc1b9 [2020-09-21 11:17:36,178 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 11:17:36,186 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 11:17:36,187 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 11:17:36,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 11:17:36,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 11:17:36,195 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:17:36" (1/1) ... [2020-09-21 11:17:36,200 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11967da3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:17:36, skipping insertion in model container [2020-09-21 11:17:36,200 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:17:36" (1/1) ... [2020-09-21 11:17:36,209 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 11:17:36,287 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 11:17:36,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:17:36,774 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 11:17:36,887 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:17:36,930 INFO L208 MainTranslator]: Completed translation [2020-09-21 11:17:36,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:17:36 WrapperNode [2020-09-21 11:17:36,931 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 11:17:36,932 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 11:17:36,932 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 11:17:36,933 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 11:17:36,949 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:17:36" (1/1) ... [2020-09-21 11:17:36,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:17:36" (1/1) ... [2020-09-21 11:17:36,970 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:17:36" (1/1) ... [2020-09-21 11:17:36,971 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:17:36" (1/1) ... [2020-09-21 11:17:37,006 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:17:36" (1/1) ... [2020-09-21 11:17:37,023 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:17:36" (1/1) ... [2020-09-21 11:17:37,030 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:17:36" (1/1) ... [2020-09-21 11:17:37,043 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 11:17:37,044 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 11:17:37,044 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 11:17:37,044 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 11:17:37,049 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:17:36" (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 [2020-09-21 11:17:37,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 11:17:37,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 11:17:37,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-21 11:17:37,150 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-21 11:17:37,150 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-21 11:17:37,151 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-09-21 11:17:37,151 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-09-21 11:17:37,152 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-09-21 11:17:37,152 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-21 11:17:37,153 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-09-21 11:17:37,153 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-21 11:17:37,153 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-21 11:17:37,153 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-21 11:17:37,153 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-21 11:17:37,154 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-21 11:17:37,155 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-09-21 11:17:37,155 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-09-21 11:17:37,155 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-21 11:17:37,155 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-21 11:17:37,155 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-21 11:17:37,156 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-21 11:17:37,156 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-21 11:17:37,156 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-21 11:17:37,156 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-09-21 11:17:37,157 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-09-21 11:17:37,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-21 11:17:37,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-21 11:17:37,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-21 11:17:37,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-21 11:17:37,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-21 11:17:37,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-21 11:17:37,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-09-21 11:17:37,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-09-21 11:17:37,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-09-21 11:17:37,159 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-21 11:17:37,159 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-21 11:17:37,159 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-21 11:17:37,159 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-21 11:17:37,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-21 11:17:37,160 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-21 11:17:37,160 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-21 11:17:37,160 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-21 11:17:37,160 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-21 11:17:37,160 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 11:17:37,161 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 11:17:37,161 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 11:17:37,161 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-21 11:17:37,161 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-21 11:17:37,161 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-21 11:17:37,161 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-21 11:17:37,161 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-21 11:17:37,162 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-21 11:17:37,162 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-21 11:17:37,162 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-21 11:17:37,162 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-21 11:17:37,163 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-09-21 11:17:37,163 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-09-21 11:17:37,163 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-21 11:17:37,163 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-21 11:17:37,164 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-21 11:17:37,164 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-21 11:17:37,164 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-09-21 11:17:37,164 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-09-21 11:17:37,164 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-21 11:17:37,164 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-09-21 11:17:37,165 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-09-21 11:17:37,165 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-09-21 11:17:37,165 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-09-21 11:17:37,165 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-09-21 11:17:37,165 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-21 11:17:37,165 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-09-21 11:17:37,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 11:17:37,167 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-21 11:17:37,167 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-21 11:17:37,167 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 11:17:37,168 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 11:17:37,168 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-21 11:17:37,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 11:17:37,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 11:17:37,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 11:17:37,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 11:17:37,169 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-21 11:17:37,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 11:17:37,170 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-21 11:17:37,170 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-21 11:17:37,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 11:17:37,171 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-21 11:17:37,171 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-21 11:17:37,171 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-21 11:17:37,171 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-21 11:17:37,171 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-09-21 11:17:37,171 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-21 11:17:37,171 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-21 11:17:37,172 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-21 11:17:37,172 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-21 11:17:37,172 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-21 11:17:37,172 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-21 11:17:37,172 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-21 11:17:37,172 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 11:17:37,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 11:17:37,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 11:17:37,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 11:17:38,305 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 11:17:38,305 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-21 11:17:38,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:17:38 BoogieIcfgContainer [2020-09-21 11:17:38,311 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 11:17:38,313 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 11:17:38,313 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 11:17:38,316 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 11:17:38,317 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 11:17:36" (1/3) ... [2020-09-21 11:17:38,318 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70354cce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:17:38, skipping insertion in model container [2020-09-21 11:17:38,318 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:17:36" (2/3) ... [2020-09-21 11:17:38,318 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70354cce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:17:38, skipping insertion in model container [2020-09-21 11:17:38,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:17:38" (3/3) ... [2020-09-21 11:17:38,321 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product61.cil.c [2020-09-21 11:17:38,333 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 11:17:38,344 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 11:17:38,366 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 11:17:38,398 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 11:17:38,399 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 11:17:38,399 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 11:17:38,399 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 11:17:38,399 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 11:17:38,399 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 11:17:38,399 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 11:17:38,400 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 11:17:38,438 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states. [2020-09-21 11:17:38,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-09-21 11:17:38,449 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:17:38,451 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-09-21 11:17:38,451 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:17:38,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:17:38,460 INFO L82 PathProgramCache]: Analyzing trace with hash -748532366, now seen corresponding path program 1 times [2020-09-21 11:17:38,471 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:17:38,472 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [294347771] [2020-09-21 11:17:38,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:17:38,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:38,793 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:38,793 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:38,793 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:38,794 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:38,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-09-21 11:17:38,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:38,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-21 11:17:38,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:38,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:38,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-09-21 11:17:38,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:38,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:39,250 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:17:39,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:39,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:39,265 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:39,265 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:39,266 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:39,266 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:39,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:39,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:39,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:39,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:39,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:39,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:39,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:39,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:39,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:17:39,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:39,325 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:39,326 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:39,326 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:39,326 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:39,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:39,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:39,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:39,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:39,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:39,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:39,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:39,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:39,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:17:39,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:39,332 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:39,333 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:39,333 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:39,333 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:39,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:39,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:39,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:39,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:39,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:39,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:39,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:39,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:39,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:17:39,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:39,339 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:39,340 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:39,340 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:39,340 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:39,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:39,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:39,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:39,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:39,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:39,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:39,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:39,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:39,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:17:39,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:39,347 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:39,348 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:39,348 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:39,348 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:39,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:39,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:39,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:39,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:39,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:39,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:39,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:39,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:39,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:17:39,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:39,363 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:39,364 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:39,364 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:39,364 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:39,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:39,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:39,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:39,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:39,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:39,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:39,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:39,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:39,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 11:17:39,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:39,407 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:39,408 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:39,408 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:39,408 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:39,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:17:39,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:39,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:39,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:39,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:39,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-09-21 11:17:39,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:39,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:39,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:39,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:39,415 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:39,415 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:39,416 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:39,416 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:39,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:39,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:39,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:39,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:39,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:39,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:39,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:39,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:39,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-09-21 11:17:39,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:39,422 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:39,422 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:39,423 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:39,423 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:39,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:39,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:39,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:39,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:39,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:39,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:17:39,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:39,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:39,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-21 11:17:39,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:39,428 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:39,429 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:39,429 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:39,429 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:39,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:39,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:39,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:39,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:39,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:39,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:17:39,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:39,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:39,445 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 11:17:39,446 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [294347771] [2020-09-21 11:17:39,448 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:17:39,449 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-21 11:17:39,450 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111172869] [2020-09-21 11:17:39,456 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-21 11:17:39,457 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:17:39,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-21 11:17:39,476 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:17:39,478 INFO L87 Difference]: Start difference. First operand 206 states. Second operand 4 states. [2020-09-21 11:17:40,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:17:40,658 INFO L93 Difference]: Finished difference Result 357 states and 456 transitions. [2020-09-21 11:17:40,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-09-21 11:17:40,661 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-09-21 11:17:40,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:17:40,680 INFO L225 Difference]: With dead ends: 357 [2020-09-21 11:17:40,681 INFO L226 Difference]: Without dead ends: 195 [2020-09-21 11:17:40,687 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-09-21 11:17:40,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2020-09-21 11:17:40,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 163. [2020-09-21 11:17:40,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2020-09-21 11:17:40,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 193 transitions. [2020-09-21 11:17:40,815 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 193 transitions. Word has length 59 [2020-09-21 11:17:40,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:17:40,816 INFO L479 AbstractCegarLoop]: Abstraction has 163 states and 193 transitions. [2020-09-21 11:17:40,816 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-21 11:17:40,816 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 193 transitions. [2020-09-21 11:17:40,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-09-21 11:17:40,821 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:17:40,821 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-09-21 11:17:40,821 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 11:17:40,822 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:17:40,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:17:40,822 INFO L82 PathProgramCache]: Analyzing trace with hash -733015768, now seen corresponding path program 1 times [2020-09-21 11:17:40,822 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:17:40,823 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1236411363] [2020-09-21 11:17:40,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:17:40,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:41,040 FATAL L256 erpolLogProxyWrapper]: Difference in size: 4 [2020-09-21 11:17:41,040 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:41,040 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:41,041 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:41,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-09-21 11:17:41,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:41,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 123 [2020-09-21 11:17:41,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:41,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:41,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:17:41,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-09-21 11:17:41,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:41,408 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:17:41,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:41,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:41,485 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:41,486 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:41,486 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:41,486 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:41,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:41,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:41,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-09-21 11:17:41,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:41,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:41,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:41,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:17:41,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:41,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:17:41,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:41,526 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:41,526 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:41,526 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:41,526 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:41,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:41,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:41,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:41,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:41,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:41,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:41,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:17:41,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:41,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:17:41,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:41,533 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:41,533 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:41,533 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:41,533 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:41,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:41,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:41,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:41,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:41,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:41,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:41,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:17:41,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:41,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:17:41,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:41,539 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:41,540 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:41,540 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:41,540 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:41,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:41,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:41,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:41,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:41,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:41,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:41,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:17:41,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:41,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:17:41,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:41,546 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:41,547 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:41,547 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:41,547 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:41,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:41,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:41,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:41,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:41,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:41,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:41,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:17:41,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:41,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:17:41,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:41,560 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:41,561 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:41,561 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:41,561 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:41,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:41,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:41,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:41,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:41,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:41,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:41,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:17:41,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:41,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:17:41,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:41,568 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:41,569 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:41,569 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:41,569 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:41,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:17:41,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:41,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:41,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:41,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:41,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:41,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:17:41,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:41,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:41,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:41,575 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:41,575 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:41,575 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:41,575 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:41,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:41,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:41,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:41,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:41,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:41,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:41,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:41,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:41,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-09-21 11:17:41,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:41,580 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:41,580 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:41,580 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:41,581 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:41,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:41,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:41,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:41,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:41,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:41,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:17:41,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:41,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:41,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-09-21 11:17:41,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:41,586 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:41,586 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:41,586 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:41,586 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:41,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:41,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:41,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:41,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:41,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:41,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:17:41,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:41,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:41,598 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 11:17:41,598 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1236411363] [2020-09-21 11:17:41,598 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:17:41,599 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:17:41,599 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286812214] [2020-09-21 11:17:41,601 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:17:41,601 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:17:41,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:17:41,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:17:41,602 INFO L87 Difference]: Start difference. First operand 163 states and 193 transitions. Second operand 5 states. [2020-09-21 11:17:41,978 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:17:43,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:17:43,179 INFO L93 Difference]: Finished difference Result 330 states and 411 transitions. [2020-09-21 11:17:43,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-21 11:17:43,180 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 64 [2020-09-21 11:17:43,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:17:43,184 INFO L225 Difference]: With dead ends: 330 [2020-09-21 11:17:43,184 INFO L226 Difference]: Without dead ends: 195 [2020-09-21 11:17:43,186 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:17:43,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2020-09-21 11:17:43,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 163. [2020-09-21 11:17:43,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2020-09-21 11:17:43,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 192 transitions. [2020-09-21 11:17:43,245 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 192 transitions. Word has length 64 [2020-09-21 11:17:43,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:17:43,245 INFO L479 AbstractCegarLoop]: Abstraction has 163 states and 192 transitions. [2020-09-21 11:17:43,245 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:17:43,246 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 192 transitions. [2020-09-21 11:17:43,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-09-21 11:17:43,248 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:17:43,248 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-09-21 11:17:43,249 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 11:17:43,249 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:17:43,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:17:43,249 INFO L82 PathProgramCache]: Analyzing trace with hash 330531379, now seen corresponding path program 1 times [2020-09-21 11:17:43,249 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:17:43,250 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1694084584] [2020-09-21 11:17:43,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:17:43,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:43,709 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:43,710 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:43,710 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:43,710 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:43,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 125 [2020-09-21 11:17:43,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:43,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 404 [2020-09-21 11:17:43,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:43,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-09-21 11:17:43,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:17:43,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 83 [2020-09-21 11:17:43,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:44,087 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:17:44,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:44,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:44,154 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:44,154 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:44,155 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:44,155 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:44,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:44,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:44,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-09-21 11:17:44,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:44,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:44,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:44,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:17:44,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:44,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:17:44,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:44,199 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:44,199 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:44,262 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:44,262 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:44,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:44,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:44,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-09-21 11:17:44,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:44,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:44,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:44,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:17:44,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:44,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:17:44,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:44,270 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:44,271 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:44,271 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:44,271 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:44,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:44,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:44,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:44,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:44,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:44,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:44,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:17:44,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:44,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:17:44,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:44,277 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:44,277 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:44,277 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:44,278 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:44,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:44,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:44,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:17:44,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:44,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:44,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:44,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:17:44,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:44,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:17:44,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:44,285 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:44,285 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:44,286 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:44,286 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:44,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:44,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:44,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:17:44,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:44,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:44,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:44,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:17:44,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:44,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:17:44,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:44,305 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:44,306 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:44,306 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:44,306 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:44,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:44,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:44,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:17:44,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:44,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:44,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:44,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:17:44,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:44,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:17:44,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:44,315 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:44,315 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:44,316 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:44,316 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:44,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:17:44,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:44,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:17:44,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:44,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:44,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:44,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:17:44,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:44,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:44,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:44,323 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:44,323 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:44,323 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:44,323 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:44,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:44,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:44,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:44,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:44,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:44,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:44,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:44,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:44,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-21 11:17:44,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:44,347 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:44,348 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:44,348 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:44,348 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:44,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-09-21 11:17:44,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:44,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 11:17:44,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:44,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-21 11:17:44,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-09-21 11:17:44,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:17:44,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:44,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:44,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:44,367 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:44,367 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:44,368 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:44,368 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:44,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-21 11:17:44,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:44,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:17:44,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:44,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:17:44,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-09-21 11:17:44,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:17:44,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:44,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:44,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:44,384 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:44,384 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:44,385 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:44,385 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:44,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:17:44,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:44,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:17:44,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:44,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:17:44,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:17:44,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-21 11:17:44,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:44,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:44,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:44,452 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:44,452 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:44,452 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:44,453 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:44,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:44,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:44,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:17:44,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:44,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:44,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:44,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:17:44,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:44,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-09-21 11:17:44,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:44,459 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:44,459 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:44,459 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:44,460 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:44,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:44,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:44,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:44,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:44,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:44,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:17:44,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:44,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:44,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-09-21 11:17:44,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:44,466 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:44,466 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:44,466 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:44,466 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:44,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:44,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:44,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:44,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:44,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:44,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:17:44,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:44,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:44,484 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 11:17:44,485 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1694084584] [2020-09-21 11:17:44,485 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:17:44,485 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-21 11:17:44,486 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258061598] [2020-09-21 11:17:44,486 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-21 11:17:44,487 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:17:44,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-21 11:17:44,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-09-21 11:17:44,487 INFO L87 Difference]: Start difference. First operand 163 states and 192 transitions. Second operand 8 states. [2020-09-21 11:17:44,963 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:17:46,787 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-21 11:17:47,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:17:47,957 INFO L93 Difference]: Finished difference Result 481 states and 621 transitions. [2020-09-21 11:17:47,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-21 11:17:47,958 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 82 [2020-09-21 11:17:47,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:17:47,964 INFO L225 Difference]: With dead ends: 481 [2020-09-21 11:17:47,964 INFO L226 Difference]: Without dead ends: 346 [2020-09-21 11:17:47,966 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 35 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2020-09-21 11:17:47,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 346 states. [2020-09-21 11:17:48,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 346 to 285. [2020-09-21 11:17:48,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 285 states. [2020-09-21 11:17:48,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 337 transitions. [2020-09-21 11:17:48,028 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 337 transitions. Word has length 82 [2020-09-21 11:17:48,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:17:48,029 INFO L479 AbstractCegarLoop]: Abstraction has 285 states and 337 transitions. [2020-09-21 11:17:48,029 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-21 11:17:48,029 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 337 transitions. [2020-09-21 11:17:48,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-09-21 11:17:48,031 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:17:48,031 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-09-21 11:17:48,031 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 11:17:48,032 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:17:48,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:17:48,032 INFO L82 PathProgramCache]: Analyzing trace with hash 1235961583, now seen corresponding path program 1 times [2020-09-21 11:17:48,032 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:17:48,033 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [446617388] [2020-09-21 11:17:48,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:17:48,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:48,079 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:48,080 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:48,080 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:48,080 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:48,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 141 [2020-09-21 11:17:48,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:48,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:17:48,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:48,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:48,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-09-21 11:17:48,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:17:48,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:48,369 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:17:48,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:48,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:48,377 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:48,377 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:48,377 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:48,377 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:48,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:48,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:48,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:48,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:48,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:48,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:48,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:48,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:48,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:17:48,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:48,406 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:48,406 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:48,406 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:48,407 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:48,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:48,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:48,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:48,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:48,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:48,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:48,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:48,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:48,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:17:48,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:48,410 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:48,411 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:48,411 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:48,411 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:48,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:48,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:48,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:48,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:48,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:48,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:48,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:48,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:48,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:17:48,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:48,415 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:48,415 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:48,416 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:48,416 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:48,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:48,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:48,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:48,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:48,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:48,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:48,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:48,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:48,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:17:48,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:48,420 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:48,420 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:48,421 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:48,421 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:48,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:48,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:48,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:48,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:48,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:48,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:48,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:48,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:48,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:17:48,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:48,436 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:48,437 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:48,437 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:48,437 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:48,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:48,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:48,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:48,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:48,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:48,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:48,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:48,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:48,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-09-21 11:17:48,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:48,442 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:48,442 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:48,443 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:48,443 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:48,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:17:48,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:48,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:48,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:48,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:48,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-09-21 11:17:48,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:48,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:48,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:48,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:48,448 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:48,448 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:48,448 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:48,449 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:48,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:48,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:48,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:48,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:48,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:48,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:48,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:48,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:48,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-09-21 11:17:48,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:48,468 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:48,468 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:48,468 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:48,469 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:48,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-09-21 11:17:48,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:48,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:48,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:48,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:48,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 44 [2020-09-21 11:17:48,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:48,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:48,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:48,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:48,478 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:48,479 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:48,479 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:48,479 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:48,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-09-21 11:17:48,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:48,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:48,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:48,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:48,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:48,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:48,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:48,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:48,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:48,490 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:48,490 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:48,490 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:48,491 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:48,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-21 11:17:48,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:48,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:48,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:48,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:48,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:48,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:48,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:48,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:48,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:48,498 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:48,498 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:48,498 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:48,498 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:48,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-21 11:17:48,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:48,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:48,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:48,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:48,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:48,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:48,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:48,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:48,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:48,504 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:48,504 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:48,504 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:48,505 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:48,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:17:48,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:48,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:48,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:48,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:48,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:48,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:48,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:48,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-21 11:17:48,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:48,509 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:48,510 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:48,510 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:48,510 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:48,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:48,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:48,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:48,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:48,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:48,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:48,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:48,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:48,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-09-21 11:17:48,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:48,516 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:48,516 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:48,516 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:48,516 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:48,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:48,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:48,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:48,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:48,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:48,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:17:48,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:48,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:48,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-21 11:17:48,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:48,521 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:48,521 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:48,521 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:48,521 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:48,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:48,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:48,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:48,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:48,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:48,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:17:48,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:48,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:48,535 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 11:17:48,536 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [446617388] [2020-09-21 11:17:48,536 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:17:48,536 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-09-21 11:17:48,536 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033113344] [2020-09-21 11:17:48,537 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-09-21 11:17:48,537 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:17:48,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-09-21 11:17:48,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-09-21 11:17:48,538 INFO L87 Difference]: Start difference. First operand 285 states and 337 transitions. Second operand 6 states. [2020-09-21 11:17:49,060 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:17:50,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:17:50,348 INFO L93 Difference]: Finished difference Result 513 states and 608 transitions. [2020-09-21 11:17:50,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-09-21 11:17:50,350 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 92 [2020-09-21 11:17:50,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:17:50,353 INFO L225 Difference]: With dead ends: 513 [2020-09-21 11:17:50,353 INFO L226 Difference]: Without dead ends: 292 [2020-09-21 11:17:50,360 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-09-21 11:17:50,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2020-09-21 11:17:50,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 255. [2020-09-21 11:17:50,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 255 states. [2020-09-21 11:17:50,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 290 transitions. [2020-09-21 11:17:50,429 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 290 transitions. Word has length 92 [2020-09-21 11:17:50,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:17:50,430 INFO L479 AbstractCegarLoop]: Abstraction has 255 states and 290 transitions. [2020-09-21 11:17:50,430 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-09-21 11:17:50,430 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 290 transitions. [2020-09-21 11:17:50,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-09-21 11:17:50,431 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:17:50,432 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-09-21 11:17:50,432 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 11:17:50,432 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:17:50,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:17:50,433 INFO L82 PathProgramCache]: Analyzing trace with hash 1154984362, now seen corresponding path program 1 times [2020-09-21 11:17:50,433 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:17:50,433 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1399365436] [2020-09-21 11:17:50,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:17:50,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:51,069 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:51,070 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:51,070 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:51,070 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:51,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 143 [2020-09-21 11:17:51,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:51,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 587 [2020-09-21 11:17:51,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:51,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-09-21 11:17:51,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:17:51,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 132 [2020-09-21 11:17:51,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:51,395 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:17:51,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:51,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:51,446 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:51,447 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:51,447 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:51,447 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:51,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:51,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:51,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-09-21 11:17:51,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:51,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:51,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:51,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:17:51,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:51,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:17:51,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:51,481 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:51,481 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:51,482 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:51,482 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:51,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:51,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:51,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:51,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:51,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:51,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:51,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:17:51,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:51,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:17:51,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:51,486 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:51,487 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:51,487 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:51,487 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:51,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:51,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:51,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:51,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:51,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:51,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:51,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:17:51,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:51,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:17:51,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:51,492 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:51,492 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:51,492 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:51,492 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:51,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:51,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:51,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:51,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:51,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:51,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:51,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:17:51,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:51,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:17:51,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:51,497 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:51,497 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:51,497 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:51,498 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:51,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:51,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:51,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:51,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:51,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:51,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:51,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:17:51,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:51,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:17:51,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:51,516 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:51,516 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:51,516 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:51,516 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:51,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:51,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:51,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:51,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:51,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:51,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:51,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:17:51,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:51,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:17:51,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:51,523 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:51,523 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:51,523 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:51,523 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:51,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:17:51,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:51,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:17:51,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:51,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:51,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:51,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:17:51,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:51,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:51,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:51,529 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:51,530 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:51,530 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:51,530 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:51,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:51,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:51,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:51,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:51,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:51,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:51,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:51,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:51,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-21 11:17:51,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:51,549 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:51,549 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:51,549 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:51,549 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:51,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-09-21 11:17:51,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:51,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:51,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:51,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:51,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:51,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-09-21 11:17:51,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:51,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:51,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:51,563 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:51,563 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:51,563 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:51,563 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:51,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-09-21 11:17:51,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:51,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:51,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:51,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:51,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:51,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-21 11:17:51,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:51,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:51,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:51,572 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:51,572 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:51,572 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:51,572 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:51,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-21 11:17:51,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:51,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:51,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:51,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:51,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:51,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:17:51,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:51,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:51,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:51,584 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:51,584 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:51,584 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:51,585 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:51,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-21 11:17:51,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:51,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:51,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:51,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:51,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:51,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-09-21 11:17:51,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:51,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:51,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:51,593 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:51,594 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:51,594 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:51,594 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:51,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:17:51,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:51,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:51,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:51,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:51,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:51,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:51,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:51,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-21 11:17:51,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:51,602 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:51,602 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:51,603 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:51,603 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:51,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:51,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:51,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-21 11:17:51,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:51,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:51,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:51,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:17:51,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:51,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-09-21 11:17:51,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:51,613 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:51,613 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:51,614 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:51,614 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:51,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:51,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:51,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:51,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:51,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:17:51,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:51,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:17:51,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:51,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-21 11:17:51,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:51,623 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:51,624 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:51,624 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:51,624 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:51,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:51,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:51,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:17:51,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:51,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:17:51,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:51,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:17:51,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:17:51,682 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-21 11:17:51,682 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1399365436] [2020-09-21 11:17:51,683 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:17:51,683 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 11:17:51,683 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839718663] [2020-09-21 11:17:51,684 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 11:17:51,684 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:17:51,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 11:17:51,685 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 11:17:51,685 INFO L87 Difference]: Start difference. First operand 255 states and 290 transitions. Second operand 9 states. [2020-09-21 11:17:52,376 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:17:53,142 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:17:54,296 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:17:54,727 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-21 11:17:55,247 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:17:55,551 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-21 11:17:56,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:17:56,432 INFO L93 Difference]: Finished difference Result 524 states and 626 transitions. [2020-09-21 11:17:56,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-21 11:17:56,433 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 96 [2020-09-21 11:17:56,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:17:56,437 INFO L225 Difference]: With dead ends: 524 [2020-09-21 11:17:56,437 INFO L226 Difference]: Without dead ends: 297 [2020-09-21 11:17:56,438 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2020-09-21 11:17:56,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2020-09-21 11:17:56,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 254. [2020-09-21 11:17:56,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 254 states. [2020-09-21 11:17:56,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 287 transitions. [2020-09-21 11:17:56,487 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 287 transitions. Word has length 96 [2020-09-21 11:17:56,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:17:56,488 INFO L479 AbstractCegarLoop]: Abstraction has 254 states and 287 transitions. [2020-09-21 11:17:56,488 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 11:17:56,488 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 287 transitions. [2020-09-21 11:17:56,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-09-21 11:17:56,489 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:17:56,490 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:17:56,490 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-21 11:17:56,490 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:17:56,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:17:56,491 INFO L82 PathProgramCache]: Analyzing trace with hash 1590195415, now seen corresponding path program 1 times [2020-09-21 11:17:56,491 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:17:56,491 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2129703515] [2020-09-21 11:17:56,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:17:56,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:56,542 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:56,543 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:56,543 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:56,543 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:56,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 165 [2020-09-21 11:17:56,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:56,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:17:56,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:56,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:17:56,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 101 [2020-09-21 11:17:56,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:17:56,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:56,881 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:17:56,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:56,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:56,889 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:56,889 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:56,889 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:56,890 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:56,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:56,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:56,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:56,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:56,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:56,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:56,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:56,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:56,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:17:56,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:56,916 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:56,917 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:56,917 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:56,917 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:56,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:56,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:56,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:56,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:56,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:56,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:56,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:56,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:56,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:17:56,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:56,920 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:56,921 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:56,921 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:56,921 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:56,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:56,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:56,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:56,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:56,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:56,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:56,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:56,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:56,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:17:56,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:56,925 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:56,925 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:56,925 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:56,925 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:56,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:56,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:56,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:56,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:56,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:56,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:56,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:56,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:56,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:17:56,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:56,930 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:56,930 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:56,930 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:56,930 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:56,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:17:56,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:56,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:17:56,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:56,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:56,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:56,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:56,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:56,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:17:56,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:56,962 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:56,963 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:56,964 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:56,964 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:56,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:56,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:56,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:56,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:56,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:56,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:56,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:56,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:56,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:17:56,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:56,969 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:56,969 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:56,969 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:56,970 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:56,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:17:56,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:56,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:56,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:56,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:56,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:56,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:56,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:56,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:17:56,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:56,974 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:56,975 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:56,975 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:56,975 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:56,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:56,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:56,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:56,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:56,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:56,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:56,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:56,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:56,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-21 11:17:56,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:57,002 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:57,003 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:57,003 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:57,003 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:57,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-09-21 11:17:57,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:57,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 11:17:57,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:57,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:17:57,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-09-21 11:17:57,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:17:57,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:57,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:57,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:57,032 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:57,033 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:57,033 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:57,033 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:57,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-09-21 11:17:57,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:57,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:17:57,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:57,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:17:57,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-09-21 11:17:57,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:17:57,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:57,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:57,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:57,057 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:57,058 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:57,058 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:57,058 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:57,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-21 11:17:57,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:57,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 11:17:57,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:57,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:17:57,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-09-21 11:17:57,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-21 11:17:57,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:57,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:17:57,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:57,109 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:57,109 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:57,110 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:57,110 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:57,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-21 11:17:57,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:57,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:17:57,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:57,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:17:57,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:57,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-21 11:17:57,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:57,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:57,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:57,146 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:57,147 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:57,147 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:57,147 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:57,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:17:57,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:57,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:57,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:57,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:57,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:57,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:57,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:57,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-21 11:17:57,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:57,160 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:57,160 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:57,160 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:57,165 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:57,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-09-21 11:17:57,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:57,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:17:57,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:57,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:57,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-09-21 11:17:57,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:57,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:57,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:57,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:57,171 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:57,172 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:57,172 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:57,172 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:57,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 11:17:57,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:57,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:57,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:57,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:57,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:57,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:57,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:57,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:17:57,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:57,178 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:57,178 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:57,179 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:57,179 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:57,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:57,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:57,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:57,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:57,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:57,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:57,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:57,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:57,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:17:57,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:57,185 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:57,185 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:57,185 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:57,186 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:57,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:57,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:57,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:57,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:57,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:57,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:17:57,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:57,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:57,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-09-21 11:17:57,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:57,195 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:57,195 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:57,195 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:57,195 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:57,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:57,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:57,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:57,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:57,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:57,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:17:57,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:57,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:57,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-09-21 11:17:57,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:17:57,201 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:17:57,202 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:17:57,202 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:17:57,202 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:17:57,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:17:57,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:17:57,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:17:57,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:17:57,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:17:57,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:17:57,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:17:57,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:17:57,225 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 11:17:57,225 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2129703515] [2020-09-21 11:17:57,226 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:17:57,227 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 11:17:57,227 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082673598] [2020-09-21 11:17:57,228 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 11:17:57,228 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:17:57,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 11:17:57,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-09-21 11:17:57,228 INFO L87 Difference]: Start difference. First operand 254 states and 287 transitions. Second operand 9 states. [2020-09-21 11:17:58,458 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:17:58,790 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-09-21 11:17:59,133 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:17:59,507 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-21 11:18:00,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:18:00,559 INFO L93 Difference]: Finished difference Result 524 states and 631 transitions. [2020-09-21 11:18:00,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-09-21 11:18:00,560 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 112 [2020-09-21 11:18:00,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:18:00,562 INFO L225 Difference]: With dead ends: 524 [2020-09-21 11:18:00,563 INFO L226 Difference]: Without dead ends: 298 [2020-09-21 11:18:00,564 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-09-21 11:18:00,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2020-09-21 11:18:00,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 259. [2020-09-21 11:18:00,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 259 states. [2020-09-21 11:18:00,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 292 transitions. [2020-09-21 11:18:00,602 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 292 transitions. Word has length 112 [2020-09-21 11:18:00,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:18:00,603 INFO L479 AbstractCegarLoop]: Abstraction has 259 states and 292 transitions. [2020-09-21 11:18:00,603 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 11:18:00,603 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 292 transitions. [2020-09-21 11:18:00,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-09-21 11:18:00,604 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:18:00,605 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:18:00,605 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-21 11:18:00,605 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:18:00,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:18:00,605 INFO L82 PathProgramCache]: Analyzing trace with hash -765609835, now seen corresponding path program 1 times [2020-09-21 11:18:00,606 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:18:00,606 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [660198641] [2020-09-21 11:18:00,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:18:00,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:00,655 FATAL L256 erpolLogProxyWrapper]: Difference in size: 4 [2020-09-21 11:18:00,655 FATAL L256 erpolLogProxyWrapper]: Difference in depth: -71 [2020-09-21 11:18:00,655 FATAL L256 erpolLogProxyWrapper]: Difference in width: 71 [2020-09-21 11:18:00,656 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:00,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 165 [2020-09-21 11:18:00,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:00,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 11:18:00,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:00,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:18:00,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 97 [2020-09-21 11:18:00,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:18:00,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:00,938 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:18:00,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:18:00,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:00,948 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:00,948 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:00,949 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:00,949 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:00,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:00,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:00,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:00,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:00,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:00,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:00,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:00,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:00,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:18:00,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:00,978 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:00,978 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:00,978 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:00,978 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:00,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:18:00,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:00,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:00,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:00,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:00,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:00,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:00,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:00,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:18:00,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:00,982 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:00,982 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:00,982 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:00,983 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:00,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:18:00,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:00,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:18:00,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:00,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:00,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:00,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:00,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:00,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:18:00,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:00,986 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:00,986 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:00,987 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:00,987 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:00,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:00,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:00,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:18:00,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:00,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:00,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:00,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:00,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:00,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:18:00,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:00,991 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:00,991 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:00,991 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:00,991 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:00,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:18:00,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:00,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:18:00,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:00,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:00,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:00,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:00,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:01,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:18:01,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:01,009 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:01,009 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:01,009 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:01,010 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:01,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:01,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:01,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:01,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:01,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:01,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:01,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:01,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:01,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:18:01,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:01,014 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:01,014 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:01,014 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:01,014 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:01,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:18:01,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:01,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:18:01,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:01,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:01,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:01,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:01,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:01,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:18:01,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:01,018 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:01,019 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:01,019 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:01,019 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:01,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:01,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:01,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:18:01,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:01,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:01,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:01,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:01,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:01,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-21 11:18:01,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:01,041 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:01,042 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:01,042 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:01,042 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:01,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-09-21 11:18:01,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:01,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:18:01,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:01,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:18:01,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-09-21 11:18:01,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:18:01,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:01,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:18:01,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:01,058 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:01,058 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:01,059 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:01,059 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:01,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-09-21 11:18:01,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:01,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:18:01,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:01,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:18:01,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-09-21 11:18:01,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:18:01,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:01,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:18:01,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:01,076 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:01,076 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:01,076 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:01,076 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:01,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-21 11:18:01,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:01,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:18:01,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:01,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:18:01,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-09-21 11:18:01,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:18:01,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:01,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:18:01,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:01,089 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:01,090 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:01,090 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:01,090 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:01,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-21 11:18:01,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:01,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:18:01,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:01,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:18:01,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-21 11:18:01,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:18:01,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:01,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:18:01,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:01,118 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:01,118 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:01,119 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:01,119 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:01,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:18:01,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:01,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:18:01,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:01,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-21 11:18:01,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:01,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:18:01,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:01,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-21 11:18:01,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:01,141 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:01,141 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:01,141 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:01,142 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:01,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-09-21 11:18:01,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:01,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:01,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:01,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:01,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-09-21 11:18:01,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:01,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:01,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:18:01,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:01,148 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:01,148 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:01,148 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:01,149 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:01,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 11:18:01,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:01,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:01,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:01,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:01,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:01,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:01,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:01,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:18:01,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:01,154 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:01,154 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:01,154 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:01,154 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:01,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:01,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:01,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:01,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:01,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:01,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:01,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:01,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:18:01,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:18:01,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:01,162 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:01,163 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:01,163 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:01,163 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:01,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:01,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:01,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:01,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:01,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:01,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:01,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:01,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:01,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-09-21 11:18:01,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:01,172 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:01,172 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:01,172 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:01,173 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:01,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:01,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:01,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:01,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:01,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:01,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:18:01,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:01,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:01,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-09-21 11:18:01,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:01,177 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:01,177 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:01,177 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:01,178 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:01,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:01,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:01,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:01,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:01,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:01,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:18:01,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:01,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:01,197 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 11:18:01,197 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [660198641] [2020-09-21 11:18:01,198 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:18:01,198 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-21 11:18:01,198 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756642814] [2020-09-21 11:18:01,198 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-21 11:18:01,199 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:18:01,199 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-21 11:18:01,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-09-21 11:18:01,199 INFO L87 Difference]: Start difference. First operand 259 states and 292 transitions. Second operand 8 states. [2020-09-21 11:18:02,240 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:18:02,559 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:18:02,872 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:18:04,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:18:04,013 INFO L93 Difference]: Finished difference Result 531 states and 639 transitions. [2020-09-21 11:18:04,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-21 11:18:04,014 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 112 [2020-09-21 11:18:04,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:18:04,017 INFO L225 Difference]: With dead ends: 531 [2020-09-21 11:18:04,017 INFO L226 Difference]: Without dead ends: 300 [2020-09-21 11:18:04,018 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-09-21 11:18:04,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2020-09-21 11:18:04,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 263. [2020-09-21 11:18:04,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 263 states. [2020-09-21 11:18:04,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 296 transitions. [2020-09-21 11:18:04,065 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 296 transitions. Word has length 112 [2020-09-21 11:18:04,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:18:04,065 INFO L479 AbstractCegarLoop]: Abstraction has 263 states and 296 transitions. [2020-09-21 11:18:04,065 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-21 11:18:04,066 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 296 transitions. [2020-09-21 11:18:04,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-09-21 11:18:04,067 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:18:04,067 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:18:04,067 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-21 11:18:04,068 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:18:04,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:18:04,068 INFO L82 PathProgramCache]: Analyzing trace with hash 3560180, now seen corresponding path program 1 times [2020-09-21 11:18:04,068 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:18:04,068 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1880406924] [2020-09-21 11:18:04,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:18:04,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:04,377 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:04,377 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:04,377 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:04,378 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:04,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 165 [2020-09-21 11:18:04,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:04,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 257 [2020-09-21 11:18:04,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:04,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-21 11:18:04,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:18:04,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 92 [2020-09-21 11:18:04,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:18:04,768 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:18:04,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:18:04,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:04,827 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:04,828 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:04,828 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:04,828 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:04,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:04,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:04,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-09-21 11:18:04,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:04,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:04,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:04,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:18:04,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:04,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:18:04,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:04,864 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:04,864 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:04,864 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:04,864 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:04,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:18:04,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:04,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:04,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:04,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:04,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:04,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:18:04,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:04,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:18:04,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:04,869 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:04,870 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:04,870 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:04,870 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:04,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:18:04,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:04,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:04,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:04,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:04,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:04,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:18:04,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:04,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:18:04,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:04,875 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:04,876 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:04,876 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:04,876 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:04,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:04,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:04,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:04,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:04,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:04,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:04,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:18:04,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:18:04,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:18:04,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:04,882 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:04,882 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:04,882 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:04,882 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:04,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:18:04,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:04,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:04,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:04,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:04,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:04,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:18:04,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:04,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:18:04,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:04,897 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:04,897 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:04,898 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:04,898 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:04,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:04,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:04,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:04,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:04,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:04,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:04,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:18:04,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:18:04,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-09-21 11:18:04,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:04,904 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:04,904 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:04,905 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:04,905 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:04,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:18:04,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:04,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:04,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:04,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:04,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:04,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:18:04,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:04,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:18:04,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:04,910 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:04,910 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:04,910 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:04,911 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:04,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:04,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:04,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:18:04,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:04,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:04,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:04,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:04,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:04,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-21 11:18:04,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:04,932 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:04,932 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:04,933 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:04,933 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:04,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-09-21 11:18:04,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:04,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:04,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:04,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:04,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-09-21 11:18:04,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-09-21 11:18:04,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:04,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:18:04,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:04,959 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:04,959 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:04,960 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:04,960 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:04,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-09-21 11:18:04,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:04,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:04,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:04,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:04,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:04,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-21 11:18:04,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:04,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:18:04,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:04,983 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:04,983 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:04,984 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:04,984 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:04,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-21 11:18:04,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:04,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:04,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:04,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:04,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:04,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-09-21 11:18:04,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:05,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:18:05,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:05,009 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:05,009 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:05,009 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:05,010 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:05,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-21 11:18:05,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:05,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:05,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:05,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:05,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:05,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 11:18:05,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:05,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:18:05,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:05,025 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:05,025 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:05,025 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:05,026 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:05,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:18:05,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:05,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:05,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:05,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:05,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:05,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 11:18:05,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:05,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-21 11:18:05,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:05,042 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:05,042 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:05,042 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:05,042 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:05,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-09-21 11:18:05,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:05,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:05,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:05,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:05,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:05,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-09-21 11:18:05,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:05,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:18:05,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:05,049 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:05,049 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:05,050 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:05,050 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:05,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 11:18:05,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:05,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:05,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:05,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:05,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:05,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:05,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:18:05,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:18:05,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:05,055 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:05,055 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:05,056 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:05,056 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:05,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:05,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:05,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:05,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:05,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:05,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:05,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:05,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:18:05,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:18:05,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:05,061 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:05,061 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:05,061 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:05,062 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:05,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:05,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:05,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:05,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:05,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:05,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:05,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:05,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:05,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-09-21 11:18:05,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:05,070 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:05,071 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:05,071 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:05,071 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:05,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:05,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:05,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:05,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:05,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:05,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:18:05,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:05,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:05,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-09-21 11:18:05,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:05,075 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:05,075 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:05,076 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:05,076 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:05,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:05,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:05,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:18:05,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:05,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:05,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:18:05,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:05,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:05,097 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 11:18:05,098 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1880406924] [2020-09-21 11:18:05,098 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:18:05,098 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-21 11:18:05,099 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505943289] [2020-09-21 11:18:05,099 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-21 11:18:05,102 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:18:05,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-21 11:18:05,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:18:05,103 INFO L87 Difference]: Start difference. First operand 263 states and 296 transitions. Second operand 7 states. [2020-09-21 11:18:05,536 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:18:06,140 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:18:08,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:18:08,569 INFO L93 Difference]: Finished difference Result 713 states and 879 transitions. [2020-09-21 11:18:08,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-21 11:18:08,569 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 112 [2020-09-21 11:18:08,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:18:08,574 INFO L225 Difference]: With dead ends: 713 [2020-09-21 11:18:08,574 INFO L226 Difference]: Without dead ends: 478 [2020-09-21 11:18:08,575 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 45 SyntacticMatches, 4 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=64, Invalid=146, Unknown=0, NotChecked=0, Total=210 [2020-09-21 11:18:08,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 478 states. [2020-09-21 11:18:08,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 478 to 440. [2020-09-21 11:18:08,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 440 states. [2020-09-21 11:18:08,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 440 states and 512 transitions. [2020-09-21 11:18:08,662 INFO L78 Accepts]: Start accepts. Automaton has 440 states and 512 transitions. Word has length 112 [2020-09-21 11:18:08,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:18:08,663 INFO L479 AbstractCegarLoop]: Abstraction has 440 states and 512 transitions. [2020-09-21 11:18:08,663 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-21 11:18:08,663 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 512 transitions. [2020-09-21 11:18:08,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-09-21 11:18:08,665 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:18:08,665 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:18:08,665 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-21 11:18:08,665 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:18:08,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:18:08,666 INFO L82 PathProgramCache]: Analyzing trace with hash -427651474, now seen corresponding path program 1 times [2020-09-21 11:18:08,666 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:18:08,666 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1134212061] [2020-09-21 11:18:08,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:18:08,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:09,123 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:09,123 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:09,124 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:09,124 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:09,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 171 [2020-09-21 11:18:09,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:09,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 402 [2020-09-21 11:18:09,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:09,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-09-21 11:18:09,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:18:09,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 152 [2020-09-21 11:18:09,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:09,574 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:18:09,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:18:09,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:09,622 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:09,623 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:09,623 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:09,623 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:09,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:09,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:09,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-09-21 11:18:09,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:09,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:09,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:09,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:18:09,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:09,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:18:09,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:09,655 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:09,655 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:09,655 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:09,655 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:09,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:18:09,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:09,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:09,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:09,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:09,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:09,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:18:09,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:09,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:18:09,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:09,659 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:09,659 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:09,660 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:09,660 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:09,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:18:09,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:09,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:09,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:09,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:09,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:09,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:18:09,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:09,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:18:09,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:09,664 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:09,664 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:09,664 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:09,664 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:09,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:09,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:09,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:09,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:09,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:09,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:09,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:18:09,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:09,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:18:09,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:09,669 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:09,669 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:09,669 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:09,669 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:09,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:18:09,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:09,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:09,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:09,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:09,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:09,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:18:09,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:09,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:18:09,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:09,684 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:09,685 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:09,685 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:09,685 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:09,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:09,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:09,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:09,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:09,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:09,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:09,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:18:09,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:09,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 11:18:09,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:09,706 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:09,706 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:09,706 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:09,706 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:09,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:09,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:09,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-21 11:18:09,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:09,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:18:09,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 11:18:09,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-21 11:18:09,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:09,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-09-21 11:18:09,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:09,746 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:09,746 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:09,747 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:09,747 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:09,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:18:09,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:09,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:09,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:09,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:09,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:09,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:18:09,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:09,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:18:09,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:09,752 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:09,752 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:09,752 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:09,753 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:09,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:09,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:09,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:18:09,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:09,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:09,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:09,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:09,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:09,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-09-21 11:18:09,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:09,784 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:09,784 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:09,784 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:09,784 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:09,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-09-21 11:18:09,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:09,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:09,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:09,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:09,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:09,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-09-21 11:18:09,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:09,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:18:09,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:09,804 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:09,804 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:09,804 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:09,805 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:09,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-09-21 11:18:09,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:09,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:09,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:09,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:09,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:09,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:09,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:09,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:18:09,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:09,814 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:09,814 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:09,814 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:09,815 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:09,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-21 11:18:09,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:09,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:09,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:09,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:09,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:09,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:09,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:09,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:18:09,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:09,822 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:09,822 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:09,823 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:09,823 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:09,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-21 11:18:09,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:09,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:09,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:09,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:09,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:09,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:09,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:09,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:18:09,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:09,832 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:09,832 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:09,833 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:09,833 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:09,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:18:09,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:09,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:09,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:09,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:09,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:09,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:09,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:09,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-21 11:18:09,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:09,838 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:09,838 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:09,838 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:09,839 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:09,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-09-21 11:18:09,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:09,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:09,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:09,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:09,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:09,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:09,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:09,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:18:09,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:09,845 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:09,846 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:09,846 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:09,846 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:09,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 11:18:09,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:09,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:09,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:09,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:09,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:09,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:09,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:09,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:18:09,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:09,851 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:09,851 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:09,852 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:09,852 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:09,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:09,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:09,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:09,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:09,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:09,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:09,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:09,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:09,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:18:09,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:09,856 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:09,857 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:09,857 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:09,857 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:09,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:09,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:09,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:18:09,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:09,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:09,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:09,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:09,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:09,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-09-21 11:18:09,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:09,867 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:09,867 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:09,867 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:09,867 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:09,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:09,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:09,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:18:09,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:09,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-21 11:18:09,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:09,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:18:09,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:09,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-09-21 11:18:09,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:09,894 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:09,894 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:09,895 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:09,895 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:09,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:09,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:09,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:09,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:09,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:09,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:18:09,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:09,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:18:09,944 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 11:18:09,945 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1134212061] [2020-09-21 11:18:09,945 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:18:09,945 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-09-21 11:18:09,946 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690347306] [2020-09-21 11:18:09,946 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-21 11:18:09,947 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:18:09,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-21 11:18:09,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-09-21 11:18:09,948 INFO L87 Difference]: Start difference. First operand 440 states and 512 transitions. Second operand 12 states. [2020-09-21 11:18:10,790 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:18:11,505 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:18:12,874 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:18:13,286 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:18:13,632 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-09-21 11:18:14,019 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:18:14,416 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:18:16,190 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:18:16,539 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:18:17,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:18:17,751 INFO L93 Difference]: Finished difference Result 1217 states and 1501 transitions. [2020-09-21 11:18:17,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-09-21 11:18:17,752 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 116 [2020-09-21 11:18:17,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:18:17,762 INFO L225 Difference]: With dead ends: 1217 [2020-09-21 11:18:17,762 INFO L226 Difference]: Without dead ends: 880 [2020-09-21 11:18:17,767 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 345 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=306, Invalid=1026, Unknown=0, NotChecked=0, Total=1332 [2020-09-21 11:18:17,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 880 states. [2020-09-21 11:18:17,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 880 to 767. [2020-09-21 11:18:17,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 767 states. [2020-09-21 11:18:17,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 767 states and 883 transitions. [2020-09-21 11:18:17,991 INFO L78 Accepts]: Start accepts. Automaton has 767 states and 883 transitions. Word has length 116 [2020-09-21 11:18:17,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:18:17,992 INFO L479 AbstractCegarLoop]: Abstraction has 767 states and 883 transitions. [2020-09-21 11:18:17,993 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-21 11:18:17,993 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 883 transitions. [2020-09-21 11:18:17,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-09-21 11:18:17,999 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:18:18,000 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-21 11:18:18,000 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-21 11:18:18,000 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:18:18,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:18:18,001 INFO L82 PathProgramCache]: Analyzing trace with hash -701597495, now seen corresponding path program 1 times [2020-09-21 11:18:18,001 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:18:18,001 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1132293977] [2020-09-21 11:18:18,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:18:18,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,102 FATAL L256 erpolLogProxyWrapper]: Difference in size: 4 [2020-09-21 11:18:18,103 FATAL L256 erpolLogProxyWrapper]: Difference in depth: -109 [2020-09-21 11:18:18,103 FATAL L256 erpolLogProxyWrapper]: Difference in width: 109 [2020-09-21 11:18:18,103 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 276 [2020-09-21 11:18:18,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-21 11:18:18,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-21 11:18:18,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 135 [2020-09-21 11:18:18,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 137 [2020-09-21 11:18:18,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:18:18,489 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:18:18,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:18:18,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,500 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,500 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,500 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,500 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:18,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:18,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:18,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:18:18,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:18:18,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,543 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,543 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,543 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,544 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:18:18,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:18,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:18,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:18:18,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:18:18,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,548 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,548 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,548 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,548 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:18:18,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:18,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:18,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:18:18,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,552 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,553 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,553 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,553 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:18,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:18,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:18,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:18:18,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,557 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,558 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,558 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,558 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:18:18,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:18,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:18,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:18:18,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,572 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,573 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,573 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,573 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:18,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:18,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:18,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 11:18:18,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,587 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,588 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,588 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,588 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:18,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:18:18,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:18,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:18,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-09-21 11:18:18,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,616 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,616 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,616 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,616 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-09-21 11:18:18,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:18,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-09-21 11:18:18,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:18:18,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,637 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,638 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,638 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,638 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:18:18,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:18,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:18,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:18:18,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,643 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,644 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,644 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,644 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:18,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:18,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:18,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-21 11:18:18,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,665 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,665 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,666 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,666 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-09-21 11:18:18,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:18,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-09-21 11:18:18,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:18:18,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,688 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,688 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,689 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,689 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-09-21 11:18:18,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:18,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-09-21 11:18:18,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:18:18,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,708 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,709 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,709 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,709 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-21 11:18:18,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:18,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-09-21 11:18:18,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:18:18,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,724 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,725 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,725 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,725 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-21 11:18:18,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:18,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:18,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:18:18,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,731 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,731 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,731 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,732 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:18:18,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:18,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:18,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-21 11:18:18,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,739 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,739 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,739 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,740 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-09-21 11:18:18,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:18,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-21 11:18:18,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:18:18,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,754 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,754 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,754 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,754 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 11:18:18,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:18,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:18,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:18:18,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:18:18,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,760 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,760 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,761 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,761 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:18,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:18,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:18,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:18:18,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,768 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,768 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,768 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,768 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:18,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:18,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:18:18,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-09-21 11:18:18,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,784 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,785 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,785 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,785 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-21 11:18:18,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:18,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-09-21 11:18:18,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:18:18,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,791 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,791 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,791 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,791 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:18,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:18,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:18,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-21 11:18:18,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,805 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,806 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,806 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,806 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:18:18,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:18:18,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 11:18:18,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 11:18:18,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:18:18,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,838 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,838 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,839 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,839 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:18,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-21 11:18:18,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-21 11:18:18,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:18:18,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-21 11:18:18,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,860 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,860 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,860 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,861 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:18,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:18,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:18:18,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-21 11:18:18,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,872 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,872 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,872 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,872 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-09-21 11:18:18,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:18,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-09-21 11:18:18,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:18:18,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,881 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,881 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,881 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,882 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 11:18:18,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:18:18,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:18,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:18,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:18:18,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,886 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,887 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,887 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,887 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:18,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:18:18,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:18,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:18,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-21 11:18:18,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,898 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,898 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,898 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,899 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-09-21 11:18:18,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:18,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:18,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:18:18,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,906 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,906 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,906 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,906 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-21 11:18:18,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:18,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:18,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:18:18,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,912 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,913 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,913 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,913 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:18,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:18,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:18,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-09-21 11:18:18,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,919 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,919 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,919 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,919 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:18:18,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:18,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:18,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:18:18,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,927 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,928 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,928 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,928 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:18:18,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:18,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:18,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2020-09-21 11:18:18,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,934 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,934 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,935 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,935 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:18,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:18,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:18:18,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-09-21 11:18:18,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:18,941 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:18,941 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:18,941 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:18,941 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:18,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:18,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:18,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:18,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:18,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:18,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:18,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:18:18,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:18,989 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-09-21 11:18:18,990 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1132293977] [2020-09-21 11:18:18,990 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 11:18:18,990 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-09-21 11:18:18,990 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956647483] [2020-09-21 11:18:18,992 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-21 11:18:18,992 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:18:18,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-21 11:18:18,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-09-21 11:18:18,992 INFO L87 Difference]: Start difference. First operand 767 states and 883 transitions. Second operand 12 states. [2020-09-21 11:18:20,369 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-21 11:18:21,221 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:18:21,573 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:18:22,526 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:18:23,227 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-21 11:18:23,745 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:18:24,303 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:18:24,645 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-21 11:18:25,325 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 190 [2020-09-21 11:18:26,006 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-21 11:18:26,498 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:18:27,334 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-21 11:18:28,015 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-21 11:18:28,945 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-09-21 11:18:29,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:18:29,657 INFO L93 Difference]: Finished difference Result 1632 states and 1933 transitions. [2020-09-21 11:18:29,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-09-21 11:18:29,658 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 193 [2020-09-21 11:18:29,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:18:29,664 INFO L225 Difference]: With dead ends: 1632 [2020-09-21 11:18:29,664 INFO L226 Difference]: Without dead ends: 964 [2020-09-21 11:18:29,668 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 76 SyntacticMatches, 6 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 465 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=500, Invalid=1480, Unknown=0, NotChecked=0, Total=1980 [2020-09-21 11:18:29,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 964 states. [2020-09-21 11:18:29,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 964 to 885. [2020-09-21 11:18:29,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 885 states. [2020-09-21 11:18:29,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 885 states and 1026 transitions. [2020-09-21 11:18:29,842 INFO L78 Accepts]: Start accepts. Automaton has 885 states and 1026 transitions. Word has length 193 [2020-09-21 11:18:29,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:18:29,846 INFO L479 AbstractCegarLoop]: Abstraction has 885 states and 1026 transitions. [2020-09-21 11:18:29,846 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-21 11:18:29,846 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1026 transitions. [2020-09-21 11:18:29,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2020-09-21 11:18:29,853 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:18:29,853 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-21 11:18:29,854 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-21 11:18:29,854 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:18:29,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:18:29,854 INFO L82 PathProgramCache]: Analyzing trace with hash 833806897, now seen corresponding path program 1 times [2020-09-21 11:18:29,854 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:18:29,855 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [148181645] [2020-09-21 11:18:29,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:18:29,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:30,400 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:30,401 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:30,401 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:30,402 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:30,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 464 [2020-09-21 11:18:30,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:30,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 459 [2020-09-21 11:18:30,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:30,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-09-21 11:18:30,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 11:18:30,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 312 [2020-09-21 11:18:30,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:18:30,856 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-21 11:18:30,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:18:30,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:30,948 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:30,948 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:30,949 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:30,949 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:30,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:30,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:30,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-09-21 11:18:30,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:30,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:30,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:30,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 11:18:30,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:18:30,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:18:30,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:30,993 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:30,993 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:30,993 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:30,994 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:30,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:18:30,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:30,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:30,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:30,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:30,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:30,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:18:30,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:18:30,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:18:30,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,000 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,000 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,001 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,001 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:18:31,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:31,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:31,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:18:31,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:31,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:18:31,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,011 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,012 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,012 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,013 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:31,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 11:18:31,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:31,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:18:31,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 63 [2020-09-21 11:18:31,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:18:31,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,089 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,089 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,089 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,090 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:18:31,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:31,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:31,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 11:18:31,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:18:31,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-09-21 11:18:31,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,107 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,107 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,107 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,108 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:31,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:31,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:31,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:18:31,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:18:31,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-21 11:18:31,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,126 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,126 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,127 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,127 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:31,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:31,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:31,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 11:18:31,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:31,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-09-21 11:18:31,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,153 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,153 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,153 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,154 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-09-21 11:18:31,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:31,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:31,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 98 [2020-09-21 11:18:31,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:18:31,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:18:31,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,165 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,165 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,166 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,166 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:18:31,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:31,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:31,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:31,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:18:31,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:18:31,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,172 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,172 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,172 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,173 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:31,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:31,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:31,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:31,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:18:31,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-21 11:18:31,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,190 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,190 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,190 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,191 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-09-21 11:18:31,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:31,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:31,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:31,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:31,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:18:31,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,201 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,201 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,201 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,201 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-09-21 11:18:31,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:31,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:31,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:31,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:31,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:18:31,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,210 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,211 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,211 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,211 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-09-21 11:18:31,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:31,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:31,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:31,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:31,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:18:31,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,219 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,219 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,220 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,220 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-21 11:18:31,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:31,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:31,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:31,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:18:31,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:18:31,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,226 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,226 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,226 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,227 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 11:18:31,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:31,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:31,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:31,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:18:31,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-09-21 11:18:31,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,232 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,233 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,233 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,233 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-09-21 11:18:31,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:31,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:31,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:31,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:18:31,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:18:31,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,240 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,240 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,240 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,241 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 11:18:31,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:31,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:31,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:31,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:18:31,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:18:31,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,246 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,246 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,246 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,246 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:31,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:31,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:31,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:31,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 11:18:31,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 11:18:31,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,253 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,253 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,253 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,253 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:31,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:31,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:31,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:31,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:31,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-09-21 11:18:31,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,265 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,265 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,265 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,265 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-21 11:18:31,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:18:31,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:31,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:31,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:31,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:18:31,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,270 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,270 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,270 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,270 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:31,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:18:31,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:31,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:31,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:31,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-09-21 11:18:31,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,287 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,287 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,287 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,288 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-09-21 11:18:31,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:31,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 11:18:31,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 96 [2020-09-21 11:18:31,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:31,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:18:31,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,298 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,298 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,298 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,299 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:18:31,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:18:31,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:31,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:31,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:31,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:18:31,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,303 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,303 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,303 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,303 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:31,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:18:31,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:31,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:31,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:31,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 11:18:31,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,307 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,307 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,308 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,308 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:31,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:18:31,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:31,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:31,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:31,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-21 11:18:31,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,313 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,313 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,313 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,313 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-09-21 11:18:31,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:18:31,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:31,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:31,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:31,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:18:31,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,321 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,321 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,321 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,322 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 11:18:31,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:18:31,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:31,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:31,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:31,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:18:31,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,326 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,326 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,326 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,326 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:31,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:18:31,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:31,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:31,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:31,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-09-21 11:18:31,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,334 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,334 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,334 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,334 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-09-21 11:18:31,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:31,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:31,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:31,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:31,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:18:31,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,344 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,344 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,344 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,344 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-21 11:18:31,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:31,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:31,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:31,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:31,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:18:31,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,353 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,353 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,354 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,354 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:31,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:31,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:31,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:31,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:31,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-09-21 11:18:31,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,358 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,359 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,359 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,359 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 11:18:31,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:18:31,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:31,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:31,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:31,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 11:18:31,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,364 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,364 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,364 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,365 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 11:18:31,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:31,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:31,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:31,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:31,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-09-21 11:18:31,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,370 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,370 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,370 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,371 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-21 11:18:31,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-09-21 11:18:31,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:31,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:31,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:31,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:18:31,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,375 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,375 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,376 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,376 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 11:18:31,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-21 11:18:31,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 11:18:31,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 11:18:31,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 11:18:31,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 11:18:31,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2020-09-21 11:18:31,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:18:31,400 FATAL L256 erpolLogProxyWrapper]: Difference in size: 0 [2020-09-21 11:18:31,401 FATAL L256 erpolLogProxyWrapper]: Difference in depth: 0 [2020-09-21 11:18:31,401 FATAL L256 erpolLogProxyWrapper]: Difference in width: 0 [2020-09-21 11:18:31,401 FATAL L256 erpolLogProxyWrapper]: Timeout: Unlimited (no timeout set) [2020-09-21 11:18:31,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-09-21 11:18:31,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 11:18:31,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 11:18:31,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: FIRST [2020-09-21 11:18:31,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-21 11:18:31,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-09-21 11:18:31,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-09-21 11:18:31,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0