/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_productSimulator.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 16:52:27,064 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 16:52:27,069 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 16:52:27,126 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 16:52:27,127 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 16:52:27,133 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 16:52:27,135 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 16:52:27,140 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 16:52:27,143 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 16:52:27,149 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 16:52:27,150 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 16:52:27,151 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 16:52:27,152 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 16:52:27,155 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 16:52:27,158 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 16:52:27,159 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 16:52:27,160 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 16:52:27,163 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 16:52:27,171 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 16:52:27,178 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 16:52:27,182 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 16:52:27,185 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 16:52:27,186 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 16:52:27,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 16:52:27,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 16:52:27,196 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 16:52:27,197 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 16:52:27,198 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 16:52:27,198 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 16:52:27,199 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 16:52:27,200 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 16:52:27,200 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 16:52:27,201 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 16:52:27,202 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 16:52:27,203 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 16:52:27,204 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 16:52:27,204 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 16:52:27,205 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 16:52:27,205 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 16:52:27,206 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 16:52:27,213 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 16:52:27,214 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-28 16:52:27,239 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 16:52:27,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 16:52:27,241 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 16:52:27,241 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 16:52:27,241 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 16:52:27,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 16:52:27,242 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 16:52:27,242 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 16:52:27,242 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 16:52:27,242 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 16:52:27,242 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 16:52:27,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 16:52:27,243 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 16:52:27,243 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 16:52:27,243 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 16:52:27,243 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 16:52:27,243 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 16:52:27,244 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 16:52:27,244 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 16:52:27,244 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 16:52:27,244 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 16:52:27,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:52:27,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 16:52:27,245 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 16:52:27,245 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 16:52:27,245 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 16:52:27,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 16:52:27,246 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 16:52:27,246 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 16:52:27,246 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 16:52:27,638 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 16:52:27,691 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 16:52:27,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 16:52:27,696 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 16:52:27,697 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 16:52:27,699 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_productSimulator.cil.c [2020-10-28 16:52:27,780 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/311660e17/f41c93662c6f4cca917b1e13709ba252/FLAG2177a5162 [2020-10-28 16:52:28,469 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 16:52:28,470 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_productSimulator.cil.c [2020-10-28 16:52:28,491 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/311660e17/f41c93662c6f4cca917b1e13709ba252/FLAG2177a5162 [2020-10-28 16:52:28,777 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/311660e17/f41c93662c6f4cca917b1e13709ba252 [2020-10-28 16:52:28,780 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 16:52:28,788 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 16:52:28,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 16:52:28,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 16:52:28,795 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 16:52:28,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:52:28" (1/1) ... [2020-10-28 16:52:28,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d6d1282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:52:28, skipping insertion in model container [2020-10-28 16:52:28,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:52:28" (1/1) ... [2020-10-28 16:52:28,810 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 16:52:28,880 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 16:52:29,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:52:29,231 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 16:52:29,324 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:52:29,373 INFO L208 MainTranslator]: Completed translation [2020-10-28 16:52:29,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:52:29 WrapperNode [2020-10-28 16:52:29,374 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 16:52:29,375 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 16:52:29,376 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 16:52:29,376 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 16:52:29,390 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:52:29" (1/1) ... [2020-10-28 16:52:29,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:52:29" (1/1) ... [2020-10-28 16:52:29,410 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:52:29" (1/1) ... [2020-10-28 16:52:29,410 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:52:29" (1/1) ... [2020-10-28 16:52:29,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:52:29" (1/1) ... [2020-10-28 16:52:29,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:52:29" (1/1) ... [2020-10-28 16:52:29,478 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:52:29" (1/1) ... [2020-10-28 16:52:29,492 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 16:52:29,493 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 16:52:29,493 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 16:52:29,493 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 16:52:29,495 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:52:29" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:52:29,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 16:52:29,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 16:52:29,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 16:52:29,578 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 16:52:29,579 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 16:52:29,579 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 16:52:29,579 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 16:52:29,579 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 16:52:29,579 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 16:52:29,580 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 16:52:29,580 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-28 16:52:29,580 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-28 16:52:29,580 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 16:52:29,580 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__highWaterSensor [2020-10-28 16:52:29,580 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__role__highWaterSensor [2020-10-28 16:52:29,581 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__lowWaterSensor [2020-10-28 16:52:29,581 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__role__lowWaterSensor [2020-10-28 16:52:29,581 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__methaneAlarm [2020-10-28 16:52:29,581 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__role__methaneAlarm [2020-10-28 16:52:29,581 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 16:52:29,581 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__before__methaneQuery [2020-10-28 16:52:29,582 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__role__methaneQuery [2020-10-28 16:52:29,582 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 16:52:29,582 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 16:52:29,582 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 16:52:29,582 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 16:52:29,583 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 16:52:29,583 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-28 16:52:29,583 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-28 16:52:29,583 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-28 16:52:29,583 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-28 16:52:29,583 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 16:52:29,584 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 16:52:29,584 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 16:52:29,584 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 16:52:29,584 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 16:52:29,584 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 16:52:29,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-28 16:52:29,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-28 16:52:29,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 16:52:29,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 16:52:29,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 16:52:29,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 16:52:29,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 16:52:29,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 16:52:29,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 16:52:29,586 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 16:52:29,586 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 16:52:29,586 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 16:52:29,586 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 16:52:29,587 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 16:52:29,587 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 16:52:29,587 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 16:52:29,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 16:52:29,587 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 16:52:29,588 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 16:52:29,588 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 16:52:29,588 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 16:52:29,588 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 16:52:29,588 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 16:52:29,588 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 16:52:29,589 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 16:52:29,589 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-28 16:52:29,589 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-28 16:52:29,589 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 16:52:29,589 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 16:52:29,589 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 16:52:29,590 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 16:52:29,590 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 16:52:29,590 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-28 16:52:29,590 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-28 16:52:29,590 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-28 16:52:29,590 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 16:52:29,591 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__highWaterSensor [2020-10-28 16:52:29,591 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-28 16:52:29,591 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__role__highWaterSensor [2020-10-28 16:52:29,591 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__lowWaterSensor [2020-10-28 16:52:29,591 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-28 16:52:29,592 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__role__lowWaterSensor [2020-10-28 16:52:29,592 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__methaneAlarm [2020-10-28 16:52:29,592 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 16:52:29,592 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__role__methaneAlarm [2020-10-28 16:52:29,592 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__before__methaneQuery [2020-10-28 16:52:29,592 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__role__methaneQuery [2020-10-28 16:52:29,593 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 16:52:29,593 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 16:52:29,593 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 16:52:29,593 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-28 16:52:29,593 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 16:52:29,593 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 16:52:29,593 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 16:52:29,594 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 16:52:29,594 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 16:52:29,594 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 16:52:29,594 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 16:52:29,594 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 16:52:29,594 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 16:52:29,594 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 16:52:29,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 16:52:29,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 16:52:29,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 16:52:29,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 16:52:29,595 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 16:52:29,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 16:52:29,595 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 16:52:29,595 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 16:52:29,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 16:52:29,596 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 16:52:29,596 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 16:52:29,596 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 16:52:29,596 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 16:52:29,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 16:52:29,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 16:52:29,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 16:52:31,019 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 16:52:31,020 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 16:52:31,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:52:31 BoogieIcfgContainer [2020-10-28 16:52:31,023 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 16:52:31,025 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 16:52:31,025 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 16:52:31,029 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 16:52:31,029 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:52:28" (1/3) ... [2020-10-28 16:52:31,030 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12570fb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:52:31, skipping insertion in model container [2020-10-28 16:52:31,030 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:52:29" (2/3) ... [2020-10-28 16:52:31,031 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12570fb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:52:31, skipping insertion in model container [2020-10-28 16:52:31,031 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:52:31" (3/3) ... [2020-10-28 16:52:31,033 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_productSimulator.cil.c [2020-10-28 16:52:31,045 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 16:52:31,051 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 16:52:31,066 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 16:52:31,098 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 16:52:31,098 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 16:52:31,098 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 16:52:31,098 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 16:52:31,099 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 16:52:31,099 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 16:52:31,099 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 16:52:31,099 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 16:52:31,126 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states. [2020-10-28 16:52:31,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-10-28 16:52:31,145 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:52:31,145 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:52:31,146 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:52:31,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:52:31,164 INFO L82 PathProgramCache]: Analyzing trace with hash 775135068, now seen corresponding path program 1 times [2020-10-28 16:52:31,176 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:52:31,176 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1391239971] [2020-10-28 16:52:31,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:52:31,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:31,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:31,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:32,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:34,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:34,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:35,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:36,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:36,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 130 [2020-10-28 16:52:36,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 16:52:36,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 16:52:36,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:36,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:36,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:36,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 92 [2020-10-28 16:52:36,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:36,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 16:52:37,130 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-28 16:52:37,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:52:37,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:37,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:37,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:37,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:37,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:37,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-28 16:52:37,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:37,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:37,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:37,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:37,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:37,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:52:37,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:52:37,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:37,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:37,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:37,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:37,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:37,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:37,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:37,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:37,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:37,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:37,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:37,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:52:37,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 16:52:37,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:37,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:37,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:37,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 16:52:37,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:37,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 16:52:37,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:37,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:37,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:37,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:37,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:37,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:52:37,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:52:37,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:37,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:37,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:37,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:37,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:37,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:52:37,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:37,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:37,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:37,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:37,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:37,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:52:37,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:52:37,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:37,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:37,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:37,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:37,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:37,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:37,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:37,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:37,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:37,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:37,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:37,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:52:37,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 16:52:37,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:37,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:37,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:37,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:37,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:37,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:52:37,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:37,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:37,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:37,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:37,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:37,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:52:37,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:52:37,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:37,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:37,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:37,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:37,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:37,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:37,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:37,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:37,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:37,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:37,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:37,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:37,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 16:52:37,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:37,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:37,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:37,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:37,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:37,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:52:37,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:37,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:37,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:37,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:37,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:37,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:52:37,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 16:52:37,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:37,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:37,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:37,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:37,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:37,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:52:37,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:37,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:37,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:37,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:37,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:37,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:37,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 16:52:37,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:37,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:37,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:37,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:37,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:37,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:37,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:37,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:37,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:37,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:37,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:37,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:37,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:52:37,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:37,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:37,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:37,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:52:37,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:37,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:37,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:37,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:37,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:37,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:37,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:37,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:52:37,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 16:52:37,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:37,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:37,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:37,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:37,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:37,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:37,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:37,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:37,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:37,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:37,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:37,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:52:37,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-28 16:52:37,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:37,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:37,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:37,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:37,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:37,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:37,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:37,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:37,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:37,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:52:37,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:37,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:37,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-28 16:52:37,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:37,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:37,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:37,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:37,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:37,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:37,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:37,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:37,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:37,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:52:37,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:37,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:37,431 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-10-28 16:52:37,432 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1391239971] [2020-10-28 16:52:37,434 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:52:37,434 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 16:52:37,435 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281749774] [2020-10-28 16:52:37,440 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 16:52:37,441 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:52:37,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 16:52:37,456 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:52:37,458 INFO L87 Difference]: Start difference. First operand 251 states. Second operand 6 states. [2020-10-28 16:52:40,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:52:40,233 INFO L93 Difference]: Finished difference Result 447 states and 591 transitions. [2020-10-28 16:52:40,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-28 16:52:40,235 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 84 [2020-10-28 16:52:40,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:52:40,252 INFO L225 Difference]: With dead ends: 447 [2020-10-28 16:52:40,252 INFO L226 Difference]: Without dead ends: 257 [2020-10-28 16:52:40,258 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-10-28 16:52:40,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2020-10-28 16:52:40,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 205. [2020-10-28 16:52:40,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2020-10-28 16:52:40,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 252 transitions. [2020-10-28 16:52:40,409 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 252 transitions. Word has length 84 [2020-10-28 16:52:40,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:52:40,410 INFO L481 AbstractCegarLoop]: Abstraction has 205 states and 252 transitions. [2020-10-28 16:52:40,410 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 16:52:40,410 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 252 transitions. [2020-10-28 16:52:40,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-28 16:52:40,417 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:52:40,420 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:52:40,421 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 16:52:40,421 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:52:40,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:52:40,421 INFO L82 PathProgramCache]: Analyzing trace with hash 2106818749, now seen corresponding path program 1 times [2020-10-28 16:52:40,422 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:52:40,422 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1322653619] [2020-10-28 16:52:40,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:52:40,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:40,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:40,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:41,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:42,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:42,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:43,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:45,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:45,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-28 16:52:45,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 16:52:45,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-28 16:52:45,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:45,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:45,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:52:45,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-28 16:52:45,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:52:45,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 16:52:45,880 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-28 16:52:45,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:52:45,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:45,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:45,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:45,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:45,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:45,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 16:52:45,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:45,923 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:45,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:45,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:45,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:45,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:45,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:52:45,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:45,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:45,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:45,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:45,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:45,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:45,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:45,953 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:45,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:45,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:45,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:45,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:45,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 16:52:45,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:45,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:45,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:45,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 16:52:45,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:45,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 16:52:45,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:45,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:45,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:45,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:45,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:45,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:46,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:52:46,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:46,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:46,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:46,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:46,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:46,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:46,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:46,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:46,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:46,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:46,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:46,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:46,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:52:46,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:46,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:46,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:46,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:46,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:46,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:46,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:46,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:46,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:46,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:46,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:46,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:46,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 16:52:46,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:46,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:46,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:46,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:46,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:46,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:46,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:46,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:46,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:46,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:46,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:46,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:46,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:52:46,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:46,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:46,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:46,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:46,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:46,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:46,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:46,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:46,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:46,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:46,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:46,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:46,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 16:52:46,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:46,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:46,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:46,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:46,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:46,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:46,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:46,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:46,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:46,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:46,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:46,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:46,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 16:52:46,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:46,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:46,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:46,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:46,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:46,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:46,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:46,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:46,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:46,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:46,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:46,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:46,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 16:52:46,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:46,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:46,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:46,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:46,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:46,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:46,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:46,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:46,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:46,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:46,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:46,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:46,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:52:46,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:46,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:46,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:46,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:52:46,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:46,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:46,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:46,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:46,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:46,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:46,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:46,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:46,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 16:52:46,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:46,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:46,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:46,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:46,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:46,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:46,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:46,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:46,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:46,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:46,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:46,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:46,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-28 16:52:46,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:46,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:46,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:46,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:46,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:46,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:52:46,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:46,067 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:46,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:46,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:52:46,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:46,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:46,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 16:52:46,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:46,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:46,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:46,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:46,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:46,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:46,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:46,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:46,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:46,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:52:46,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:46,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:46,091 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-10-28 16:52:46,092 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1322653619] [2020-10-28 16:52:46,092 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:52:46,092 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 16:52:46,092 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068622251] [2020-10-28 16:52:46,095 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 16:52:46,096 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:52:46,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 16:52:46,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:52:46,097 INFO L87 Difference]: Start difference. First operand 205 states and 252 transitions. Second operand 7 states. [2020-10-28 16:52:47,132 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-28 16:52:49,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:52:49,124 INFO L93 Difference]: Finished difference Result 377 states and 482 transitions. [2020-10-28 16:52:49,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 16:52:49,128 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 85 [2020-10-28 16:52:49,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:52:49,133 INFO L225 Difference]: With dead ends: 377 [2020-10-28 16:52:49,133 INFO L226 Difference]: Without dead ends: 247 [2020-10-28 16:52:49,135 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=68, Invalid=114, Unknown=0, NotChecked=0, Total=182 [2020-10-28 16:52:49,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2020-10-28 16:52:49,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 196. [2020-10-28 16:52:49,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 196 states. [2020-10-28 16:52:49,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 240 transitions. [2020-10-28 16:52:49,220 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 240 transitions. Word has length 85 [2020-10-28 16:52:49,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:52:49,221 INFO L481 AbstractCegarLoop]: Abstraction has 196 states and 240 transitions. [2020-10-28 16:52:49,221 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 16:52:49,221 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 240 transitions. [2020-10-28 16:52:49,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-28 16:52:49,224 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:52:49,224 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:52:49,224 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 16:52:49,225 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:52:49,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:52:49,225 INFO L82 PathProgramCache]: Analyzing trace with hash -2013481403, now seen corresponding path program 1 times [2020-10-28 16:52:49,225 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:52:49,226 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1503681717] [2020-10-28 16:52:49,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:52:49,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:49,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:49,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:50,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:50,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:51,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:54,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:54,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-28 16:52:54,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:52:54,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 16:52:54,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:54,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:54,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:52:54,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:52:54,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-28 16:52:54,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:54,693 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-28 16:52:54,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:52:54,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:54,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:54,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:54,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:54,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:54,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-28 16:52:54,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:54,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:54,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:52:54,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:54,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:52:54,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:54,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:52:54,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:54,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:54,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:54,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:54,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:54,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:52:54,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:54,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:54,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:52:54,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:54,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:52:54,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:54,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 16:52:54,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:54,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:54,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:54,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 16:52:54,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:54,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 16:52:54,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:54,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:54,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:52:54,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:54,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-28 16:52:54,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:54,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:52:54,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:54,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:54,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:54,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:54,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:54,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:54,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:54,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:54,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:54,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:54,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:54,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:54,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:52:54,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:54,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:54,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:54,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:54,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:54,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:54,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:54,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:54,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:54,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:54,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:54,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:54,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 16:52:54,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:54,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:54,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:54,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:54,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:54,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:54,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:54,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:54,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:54,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:54,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:54,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:54,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:52:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:54,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:54,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:54,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:54,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:54,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:54,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:54,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:54,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:54,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:54,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:54,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:54,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 16:52:54,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:54,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:54,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:54,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:54,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:54,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:54,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:54,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:54,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:54,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:54,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:54,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:54,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 16:52:54,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:54,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:54,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:54,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:54,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:54,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:54,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:54,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:54,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:54,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:54,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:54,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:54,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 16:52:54,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:54,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:54,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:54,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:54,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:54,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:52:54,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:54,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:54,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:52:54,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:54,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:52:54,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:54,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:52:54,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:54,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:54,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:54,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:52:54,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:54,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:54,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:54,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:54,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:52:54,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:54,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:52:54,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:54,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 16:52:54,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:54,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:54,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:54,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:54,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:54,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:54,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:54,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:54,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:52:54,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:52:54,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:52:54,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:54,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-28 16:52:54,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:54,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:54,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:54,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:54,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:54,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:54,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:54,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:54,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:54,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:52:54,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:54,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:54,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-28 16:52:54,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:54,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:52:54,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:52:54,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:52:54,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:52:54,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:52:54,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:52:54,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:52:54,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:52:54,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:52:54,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:52:54,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:52:54,977 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-10-28 16:52:54,977 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1503681717] [2020-10-28 16:52:54,978 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:52:54,978 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 16:52:54,978 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913876260] [2020-10-28 16:52:54,980 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 16:52:54,980 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:52:54,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 16:52:54,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:52:54,982 INFO L87 Difference]: Start difference. First operand 196 states and 240 transitions. Second operand 7 states. [2020-10-28 16:52:55,540 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-10-28 16:52:59,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:52:59,340 INFO L93 Difference]: Finished difference Result 572 states and 736 transitions. [2020-10-28 16:52:59,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-28 16:52:59,341 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 90 [2020-10-28 16:52:59,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:52:59,348 INFO L225 Difference]: With dead ends: 572 [2020-10-28 16:52:59,348 INFO L226 Difference]: Without dead ends: 421 [2020-10-28 16:52:59,350 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 30 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2020-10-28 16:52:59,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2020-10-28 16:52:59,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 336. [2020-10-28 16:52:59,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 336 states. [2020-10-28 16:52:59,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 336 states and 420 transitions. [2020-10-28 16:52:59,483 INFO L78 Accepts]: Start accepts. Automaton has 336 states and 420 transitions. Word has length 90 [2020-10-28 16:52:59,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:52:59,484 INFO L481 AbstractCegarLoop]: Abstraction has 336 states and 420 transitions. [2020-10-28 16:52:59,484 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 16:52:59,484 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 420 transitions. [2020-10-28 16:52:59,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-10-28 16:52:59,487 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:52:59,488 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:52:59,488 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 16:52:59,489 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:52:59,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:52:59,490 INFO L82 PathProgramCache]: Analyzing trace with hash -1537812968, now seen corresponding path program 1 times [2020-10-28 16:52:59,490 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:52:59,491 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [755688126] [2020-10-28 16:52:59,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:52:59,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:52:59,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:00,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:00,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:00,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:02,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:04,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:04,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 142 [2020-10-28 16:53:04,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:53:04,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-28 16:53:04,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:04,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:04,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:53:04,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-28 16:53:04,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-28 16:53:04,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:05,041 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-28 16:53:05,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:53:05,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:05,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:05,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:05,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:05,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:05,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 16:53:05,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:05,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:05,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:05,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:05,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:05,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:05,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:53:05,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:05,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:05,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:05,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:05,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:05,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:05,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:05,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:05,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:05,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:05,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:05,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:05,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 16:53:05,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:05,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:05,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:05,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 16:53:05,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:05,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 16:53:05,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:05,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:05,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:05,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:05,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:05,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:05,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:05,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:05,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:05,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:05,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:05,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:05,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:05,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:05,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:05,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:05,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:05,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:05,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:05,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:53:05,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:05,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:05,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:05,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:05,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:05,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:05,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:05,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:05,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:05,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:05,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:05,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:05,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 16:53:05,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:05,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:05,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:05,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:05,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:05,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:05,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:05,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:05,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:05,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:05,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:05,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:05,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:53:05,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:05,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:05,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:05,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:05,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:05,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:05,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:05,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:05,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:05,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:05,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:05,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:05,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 16:53:05,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:05,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:05,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:05,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:05,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:05,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:05,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:05,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:05,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:05,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:05,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:05,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:05,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 16:53:05,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:05,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:05,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:05,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:05,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:05,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:05,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:05,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:05,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:05,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:05,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:05,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:05,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 16:53:05,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:05,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:05,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:05,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:05,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:05,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:53:05,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:05,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:05,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:05,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:05,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:05,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:05,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:53:05,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:05,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:05,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:05,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:53:05,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:05,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:05,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:05,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:05,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:05,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:05,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:05,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:05,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 16:53:05,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:05,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:05,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:05,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:05,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:05,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:53:05,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:05,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:05,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:05,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:05,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:53:05,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:05,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-28 16:53:05,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:05,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:05,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:05,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:53:05,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:05,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:53:05,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:05,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:05,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:05,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:05,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:53:05,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:05,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-28 16:53:05,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:05,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:05,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:05,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:05,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:05,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:53:05,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:05,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:05,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:05,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:05,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:53:05,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:05,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-28 16:53:05,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:05,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:05,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:05,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:05,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:05,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:53:05,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:05,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:05,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:05,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:05,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:53:05,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:05,308 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-10-28 16:53:05,308 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [755688126] [2020-10-28 16:53:05,309 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:53:05,309 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 16:53:05,309 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603362194] [2020-10-28 16:53:05,310 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 16:53:05,310 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:53:05,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 16:53:05,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-28 16:53:05,312 INFO L87 Difference]: Start difference. First operand 336 states and 420 transitions. Second operand 8 states. [2020-10-28 16:53:05,921 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-28 16:53:10,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:53:10,499 INFO L93 Difference]: Finished difference Result 844 states and 1149 transitions. [2020-10-28 16:53:10,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-28 16:53:10,500 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 96 [2020-10-28 16:53:10,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:53:10,510 INFO L225 Difference]: With dead ends: 844 [2020-10-28 16:53:10,510 INFO L226 Difference]: Without dead ends: 840 [2020-10-28 16:53:10,512 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 32 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=125, Invalid=255, Unknown=0, NotChecked=0, Total=380 [2020-10-28 16:53:10,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 840 states. [2020-10-28 16:53:10,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 840 to 631. [2020-10-28 16:53:10,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 631 states. [2020-10-28 16:53:10,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 631 states and 797 transitions. [2020-10-28 16:53:10,771 INFO L78 Accepts]: Start accepts. Automaton has 631 states and 797 transitions. Word has length 96 [2020-10-28 16:53:10,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:53:10,773 INFO L481 AbstractCegarLoop]: Abstraction has 631 states and 797 transitions. [2020-10-28 16:53:10,773 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 16:53:10,773 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 797 transitions. [2020-10-28 16:53:10,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-10-28 16:53:10,785 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:53:10,785 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 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] [2020-10-28 16:53:10,786 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 16:53:10,786 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:53:10,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:53:10,787 INFO L82 PathProgramCache]: Analyzing trace with hash -1314871849, now seen corresponding path program 1 times [2020-10-28 16:53:10,787 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:53:10,787 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [423955692] [2020-10-28 16:53:10,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:53:10,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:10,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:11,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:12,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:15,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:15,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 181 [2020-10-28 16:53:15,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:53:15,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 16:53:15,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:15,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:15,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:53:15,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 105 [2020-10-28 16:53:15,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-28 16:53:15,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:16,316 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-28 16:53:16,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:53:16,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:16,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:16,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:16,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:16,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:16,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-28 16:53:16,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:16,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:16,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:16,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:16,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:16,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:53:16,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:53:16,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:16,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:16,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:16,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:16,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:16,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:53:16,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:16,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:16,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:16,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:16,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:16,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:53:16,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 16:53:16,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:16,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:16,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:16,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 16:53:16,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:16,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 16:53:16,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:16,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:16,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:16,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:16,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:16,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:53:16,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:16,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:16,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:16,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:16,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:16,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:16,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:16,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:16,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:16,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:16,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:16,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:16,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:16,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:53:16,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:16,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:16,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:16,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:16,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:16,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:16,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:16,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:16,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:16,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:16,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:16,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:16,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 16:53:16,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:16,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:16,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:16,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:16,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:16,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:16,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:16,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:16,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:16,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:16,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:16,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:53:16,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:53:16,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:16,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:16,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:16,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:16,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:16,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:53:16,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:16,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:16,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:16,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:16,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:16,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:53:16,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 16:53:16,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:16,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:16,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:16,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:16,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:16,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:16,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:16,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:16,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:16,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:16,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:16,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:53:16,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 16:53:16,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:16,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:16,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:16,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:16,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:16,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:53:16,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:16,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:16,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:16,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:16,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:16,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:53:16,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 16:53:16,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:16,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:16,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:16,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:16,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:16,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:16,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:16,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:16,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:16,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:16,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:16,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:53:16,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:53:16,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:16,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:16,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:16,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:53:16,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:16,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:53:16,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:16,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:16,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:16,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:16,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:16,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:53:16,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 16:53:16,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:16,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:16,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:16,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:16,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:16,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:16,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:16,569 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:16,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:16,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:16,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:16,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:53:16,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-28 16:53:16,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:16,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:16,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:16,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:53:16,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:16,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:53:16,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:16,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:16,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:16,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:16,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:53:16,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:53:16,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 16:53:16,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:16,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:16,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:16,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:16,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:53:16,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:53:16,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-28 16:53:16,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:16,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:16,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:53:16,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:53:16,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-28 16:53:16,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:53:16,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:16,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:16,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:16,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:16,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:53:16,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:16,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-28 16:53:16,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:16,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:16,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 16:53:16,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:16,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 16:53:16,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:16,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:16,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:16,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:16,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:16,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:16,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:16,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:16,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:16,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:16,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:16,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:16,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:16,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:16,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:53:16,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:16,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:16,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:16,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:16,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:16,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 16:53:16,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:16,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:16,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:53:16,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:16,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:53:16,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:16,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-28 16:53:16,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:16,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:16,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:16,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:16,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:16,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:16,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:16,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:16,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:16,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:53:16,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:16,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:16,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-28 16:53:16,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:16,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:16,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:16,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:16,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:16,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:16,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:16,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:16,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:16,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:53:16,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:16,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:16,997 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2020-10-28 16:53:16,998 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [423955692] [2020-10-28 16:53:16,998 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:53:17,000 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-28 16:53:17,000 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689640530] [2020-10-28 16:53:17,002 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-28 16:53:17,002 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:53:17,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-28 16:53:17,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2020-10-28 16:53:17,003 INFO L87 Difference]: Start difference. First operand 631 states and 797 transitions. Second operand 15 states. [2020-10-28 16:53:18,447 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-28 16:53:20,585 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-10-28 16:53:21,047 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-10-28 16:53:21,827 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 235 [2020-10-28 16:53:23,258 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 235 [2020-10-28 16:53:24,103 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 237 [2020-10-28 16:53:24,920 WARN L193 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 238 [2020-10-28 16:53:25,669 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 243 [2020-10-28 16:53:29,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:53:29,072 INFO L93 Difference]: Finished difference Result 1655 states and 2270 transitions. [2020-10-28 16:53:29,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-28 16:53:29,073 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 127 [2020-10-28 16:53:29,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:53:29,088 INFO L225 Difference]: With dead ends: 1655 [2020-10-28 16:53:29,088 INFO L226 Difference]: Without dead ends: 1069 [2020-10-28 16:53:29,093 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 422 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=391, Invalid=1415, Unknown=0, NotChecked=0, Total=1806 [2020-10-28 16:53:29,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1069 states. [2020-10-28 16:53:29,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1069 to 933. [2020-10-28 16:53:29,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 933 states. [2020-10-28 16:53:29,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 933 states and 1120 transitions. [2020-10-28 16:53:29,433 INFO L78 Accepts]: Start accepts. Automaton has 933 states and 1120 transitions. Word has length 127 [2020-10-28 16:53:29,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:53:29,434 INFO L481 AbstractCegarLoop]: Abstraction has 933 states and 1120 transitions. [2020-10-28 16:53:29,434 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-28 16:53:29,434 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1120 transitions. [2020-10-28 16:53:29,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-10-28 16:53:29,439 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:53:29,439 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:53:29,439 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 16:53:29,440 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:53:29,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:53:29,440 INFO L82 PathProgramCache]: Analyzing trace with hash -2050742132, now seen corresponding path program 1 times [2020-10-28 16:53:29,441 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:53:29,441 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [429342459] [2020-10-28 16:53:29,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:53:29,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:29,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:29,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:29,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:31,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:34,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:34,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 242 [2020-10-28 16:53:34,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:53:34,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-28 16:53:34,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:34,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:34,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:34,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 113 [2020-10-28 16:53:34,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-28 16:53:34,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:34,898 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-28 16:53:34,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:53:34,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:34,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:34,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:34,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:34,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:34,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-28 16:53:34,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:34,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:34,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:34,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:34,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:34,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:34,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:53:34,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:34,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:34,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:34,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:34,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:34,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:53:34,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:34,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:34,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:34,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:34,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:34,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:35,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 16:53:35,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:35,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:35,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 16:53:35,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:35,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 16:53:35,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:35,024 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:35,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:35,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:35,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:35,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:53:35,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:35,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:35,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:35,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:35,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:35,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:35,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:35,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:35,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:35,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:35,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:35,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:53:35,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:53:35,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:35,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:35,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:35,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:35,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:35,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:35,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:35,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:35,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:35,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:35,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:35,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 16:53:35,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:35,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:35,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:35,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:35,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:35,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:35,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:35,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:35,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:35,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:35,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:53:35,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:53:35,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:35,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:35,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:35,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:35,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:35,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:35,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:35,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:35,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:35,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:35,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:53:35,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 16:53:35,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:35,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:35,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:35,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:35,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:35,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:35,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:35,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:35,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:35,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:35,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:53:35,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 16:53:35,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:35,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:35,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:35,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:35,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:35,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:35,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:35,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:35,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:35,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:35,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:53:35,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 16:53:35,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:35,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:35,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:35,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:35,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:53:35,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:35,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:35,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:35,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:35,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:35,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:35,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:53:35,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:35,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:35,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:53:35,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:35,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:53:35,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:35,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:35,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:35,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:35,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:35,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:35,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 16:53:35,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:35,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:35,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:35,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:35,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:35,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:35,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:35,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:35,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:35,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:35,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:35,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-28 16:53:35,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:35,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:35,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:53:35,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:35,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:35,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:35,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:35,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:35,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:35,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:35,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:35,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 16:53:35,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:35,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:35,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 16:53:35,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:53:35,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 62 [2020-10-28 16:53:35,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:35,210 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:35,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:35,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:35,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:53:35,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:35,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:35,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:35,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:35,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-28 16:53:35,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:53:35,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-28 16:53:35,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:35,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:35,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:35,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:35,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-28 16:53:35,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:35,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:35,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:35,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:35,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 16:53:35,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:53:35,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 16:53:35,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:35,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:35,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:35,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:35,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:35,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:35,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:35,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:35,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:35,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 16:53:35,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:53:35,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 16:53:35,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:35,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:35,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:35,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:35,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:35,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:35,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:35,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:35,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:35,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 16:53:35,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:53:35,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 16:53:35,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:35,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:35,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:35,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:35,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:35,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:35,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:35,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:35,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:35,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:53:35,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:35,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:53:35,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:35,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:35,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:35,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:35,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:35,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:35,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:35,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:35,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:35,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:53:35,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:35,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:35,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:35,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:35,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:35,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:35,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:35,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:53:35,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:53:35,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:35,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:35,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:53:35,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:35,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:35,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:35,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:35,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:35,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:35,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:35,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:35,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:35,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:35,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:35,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:35,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:35,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:35,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:35,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:35,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:35,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:35,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:35,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:35,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 16:53:35,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:35,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:35,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:53:35,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:35,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:53:35,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:35,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:35,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:35,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:35,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 16:53:35,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:53:35,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:35,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:35,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:35,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:35,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:35,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:35,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:35,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:35,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:35,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:35,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:35,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:35,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:53:35,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:35,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:35,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:35,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:35,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:35,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:35,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:35,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:35,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:35,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:35,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:35,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-28 16:53:35,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:35,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:35,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:35,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:35,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:35,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:35,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:35,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:35,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:35,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:53:35,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:35,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-28 16:53:35,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:35,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:35,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:35,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:35,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:35,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:35,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:35,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:35,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:53:35,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:35,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:35,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-28 16:53:35,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:35,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:35,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:35,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:35,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:35,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:35,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:35,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:35,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:35,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:53:35,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:35,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:35,512 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2020-10-28 16:53:35,512 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [429342459] [2020-10-28 16:53:35,514 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:53:35,514 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 16:53:35,514 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236932397] [2020-10-28 16:53:35,515 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 16:53:35,515 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:53:35,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 16:53:35,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:53:35,516 INFO L87 Difference]: Start difference. First operand 933 states and 1120 transitions. Second operand 11 states. [2020-10-28 16:53:36,121 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-28 16:53:40,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:53:40,817 INFO L93 Difference]: Finished difference Result 2214 states and 2904 transitions. [2020-10-28 16:53:40,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-28 16:53:40,819 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 170 [2020-10-28 16:53:40,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:53:40,829 INFO L225 Difference]: With dead ends: 2214 [2020-10-28 16:53:40,829 INFO L226 Difference]: Without dead ends: 1326 [2020-10-28 16:53:40,833 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 358 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=373, Invalid=959, Unknown=0, NotChecked=0, Total=1332 [2020-10-28 16:53:40,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1326 states. [2020-10-28 16:53:41,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1326 to 991. [2020-10-28 16:53:41,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 991 states. [2020-10-28 16:53:41,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 991 states and 1189 transitions. [2020-10-28 16:53:41,142 INFO L78 Accepts]: Start accepts. Automaton has 991 states and 1189 transitions. Word has length 170 [2020-10-28 16:53:41,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:53:41,143 INFO L481 AbstractCegarLoop]: Abstraction has 991 states and 1189 transitions. [2020-10-28 16:53:41,143 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 16:53:41,143 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1189 transitions. [2020-10-28 16:53:41,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-10-28 16:53:41,149 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:53:41,149 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 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] [2020-10-28 16:53:41,149 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 16:53:41,150 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:53:41,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:53:41,150 INFO L82 PathProgramCache]: Analyzing trace with hash -1539144731, now seen corresponding path program 1 times [2020-10-28 16:53:41,150 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:53:41,151 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [746629972] [2020-10-28 16:53:41,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:53:41,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:41,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:41,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:41,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:43,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:46,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 257 [2020-10-28 16:53:46,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:53:46,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-28 16:53:46,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:46,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:46,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:46,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 117 [2020-10-28 16:53:46,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-28 16:53:46,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:46,558 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-28 16:53:46,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:53:46,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:46,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:46,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:46,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:46,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-28 16:53:46,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:46,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:46,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:46,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:46,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:46,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:46,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:53:46,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:46,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:46,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:46,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:46,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:46,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:46,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:46,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:46,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:46,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:46,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:46,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 16:53:46,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:46,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:46,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 16:53:46,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:46,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 16:53:46,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:46,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:46,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:46,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:46,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:46,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:46,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:46,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:46,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:46,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:46,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:46,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:46,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:46,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:46,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:46,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:46,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:46,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:46,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:53:46,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:46,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:46,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:46,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:46,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:46,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:46,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:46,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:46,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:46,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:46,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:46,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 16:53:46,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:46,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:46,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:46,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:46,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:46,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:46,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:46,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:46,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:46,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:46,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:46,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:53:46,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:46,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:46,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:46,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:46,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:46,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:46,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:46,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:46,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:46,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:46,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 16:53:46,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 16:53:46,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:46,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:46,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:46,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:46,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:46,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:46,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:46,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:46,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:46,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:46,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:46,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 16:53:46,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:46,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:46,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:46,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:46,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:46,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:46,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:46,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:46,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:46,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:46,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:46,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 16:53:46,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:46,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:46,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:46,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:46,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:46,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:46,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:46,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:46,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:46,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:46,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:46,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:53:46,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:46,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:46,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:53:46,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:46,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:46,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:46,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:46,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:46,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:46,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:46,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:46,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 16:53:46,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:46,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:46,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:46,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:46,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:46,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:46,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:46,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:46,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:46,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:46,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:46,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-28 16:53:46,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:46,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:46,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 16:53:46,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:53:46,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-28 16:53:46,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:46,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:46,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:46,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:46,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 16:53:46,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:46,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:46,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:46,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:46,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-28 16:53:46,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:53:46,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 16:53:46,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:46,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:46,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:46,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:46,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 16:53:46,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:46,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:46,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:46,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:46,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 16:53:46,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:53:46,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 16:53:46,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:46,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:46,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:46,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:46,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:53:46,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:46,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:46,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:46,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:46,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 16:53:46,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:53:46,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 16:53:46,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:46,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:46,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:46,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:46,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:53:46,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:46,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:46,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:46,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:46,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 16:53:46,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:53:46,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 16:53:46,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:46,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:46,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:46,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:46,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-28 16:53:46,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:46,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:46,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:46,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:46,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:53:46,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:46,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:53:46,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:46,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:46,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:46,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:46,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:46,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:46,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:46,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:46,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:46,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:53:46,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:46,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:46,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:46,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:46,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:46,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:46,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:46,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:46,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:53:46,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:46,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:46,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:53:46,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:46,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:46,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:46,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:46,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:46,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:46,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:46,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:46,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:46,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:46,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:46,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:46,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:46,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:46,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:46,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:46,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:46,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:46,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:46,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:46,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 16:53:46,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:46,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:46,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:53:46,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:46,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:53:46,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:46,948 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:46,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:46,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:46,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 16:53:46,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:46,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:46,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:46,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:46,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:46,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:46,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:46,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:46,953 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:46,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:46,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:46,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:46,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:46,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:53:46,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:46,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:46,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:46,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:46,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:46,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:46,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:46,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:46,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:46,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:46,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:46,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-28 16:53:46,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:46,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:46,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:46,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:46,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:53:46,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:46,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:46,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:46,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:46,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:53:46,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:46,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-28 16:53:46,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:46,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:46,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:46,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:53:46,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:46,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:53:46,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:46,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:46,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:46,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-28 16:53:46,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 16:53:46,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:46,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:46,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:47,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:47,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:47,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-28 16:53:47,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:47,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:53:47,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:47,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:47,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:47,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:47,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:53:47,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:47,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:47,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:47,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:47,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:47,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 16:53:47,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:47,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:47,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:47,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:47,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:47,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:47,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:53:47,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:47,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:47,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:47,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:47,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:47,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:53:47,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:47,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:47,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:47,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:47,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:53:47,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:47,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:53:47,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:47,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-28 16:53:47,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:47,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:47,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:47,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:47,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:47,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:47,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:47,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:47,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:47,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:53:47,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:47,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:47,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-28 16:53:47,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:47,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:47,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:47,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:47,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:47,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:47,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:47,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:47,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:47,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:53:47,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:47,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:47,054 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 21 proven. 7 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2020-10-28 16:53:47,055 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [746629972] [2020-10-28 16:53:47,055 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:53:47,055 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 16:53:47,055 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860146118] [2020-10-28 16:53:47,056 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 16:53:47,056 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:53:47,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 16:53:47,056 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:53:47,056 INFO L87 Difference]: Start difference. First operand 991 states and 1189 transitions. Second operand 11 states. [2020-10-28 16:53:47,835 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-10-28 16:53:49,195 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-28 16:53:54,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:53:54,159 INFO L93 Difference]: Finished difference Result 2563 states and 3488 transitions. [2020-10-28 16:53:54,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-28 16:53:54,159 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 179 [2020-10-28 16:53:54,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:53:54,168 INFO L225 Difference]: With dead ends: 2563 [2020-10-28 16:53:54,169 INFO L226 Difference]: Without dead ends: 1384 [2020-10-28 16:53:54,173 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=260, Invalid=732, Unknown=0, NotChecked=0, Total=992 [2020-10-28 16:53:54,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1384 states. [2020-10-28 16:53:54,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1384 to 987. [2020-10-28 16:53:54,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 987 states. [2020-10-28 16:53:54,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 987 states and 1170 transitions. [2020-10-28 16:53:54,425 INFO L78 Accepts]: Start accepts. Automaton has 987 states and 1170 transitions. Word has length 179 [2020-10-28 16:53:54,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:53:54,426 INFO L481 AbstractCegarLoop]: Abstraction has 987 states and 1170 transitions. [2020-10-28 16:53:54,426 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 16:53:54,426 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1170 transitions. [2020-10-28 16:53:54,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-10-28 16:53:54,431 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:53:54,432 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:53:54,432 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 16:53:54,432 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:53:54,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:53:54,433 INFO L82 PathProgramCache]: Analyzing trace with hash -368521544, now seen corresponding path program 1 times [2020-10-28 16:53:54,433 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:53:54,433 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1750518753] [2020-10-28 16:53:54,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:53:54,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:54,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:54,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:56,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:59,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:59,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 264 [2020-10-28 16:53:59,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:53:59,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-28 16:53:59,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:59,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:59,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:53:59,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 135 [2020-10-28 16:53:59,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:53:59,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:59,814 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-28 16:53:59,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:53:59,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:59,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:59,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:59,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:59,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:59,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 16:53:59,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:59,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:59,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:59,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:59,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:59,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:59,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:53:59,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:59,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:59,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:59,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:59,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:59,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:53:59,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:59,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:59,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:59,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:59,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:59,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:59,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 16:53:59,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:59,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:59,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:59,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 16:53:59,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:59,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:53:59,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:59,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:59,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:59,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:59,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:59,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:59,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:53:59,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:59,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:59,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:59,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:59,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:59,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:59,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:59,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:59,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:59,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:59,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:59,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:59,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:53:59,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:59,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:59,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:59,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:59,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:59,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:59,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:59,898 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:59,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:59,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:59,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:59,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:59,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 16:53:59,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:59,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:59,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:59,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:59,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:59,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:59,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:59,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:59,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:59,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:59,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:59,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:59,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:53:59,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:59,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:59,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:59,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:59,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:59,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:59,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:59,905 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:59,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:59,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:59,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:59,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:59,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 16:53:59,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:59,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:59,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:59,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:59,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:59,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:59,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:59,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:59,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:59,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:59,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:59,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:59,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 16:53:59,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:59,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:59,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:59,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:59,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:59,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:59,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:59,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:59,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:59,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:59,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:59,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:59,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 16:53:59,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:59,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:59,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:59,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:59,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:59,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:59,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:59,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:59,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:59,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:59,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:59,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:59,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:53:59,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:59,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:59,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:59,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:53:59,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:59,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:59,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:59,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:59,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:59,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:59,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:59,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:59,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 16:53:59,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:59,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:59,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:59,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:53:59,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:59,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:53:59,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:59,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:59,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:53:59,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:53:59,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:53:59,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:59,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-28 16:53:59,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:59,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:53:59,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:53:59,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 16:53:59,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:53:59,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 16:53:59,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:53:59,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:53:59,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:53:59,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-28 16:53:59,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:53:59,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:53:59,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:53:59,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:53:59,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:00,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:00,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-28 16:54:00,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:00,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 16:54:00,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:00,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:00,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:54:00,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-28 16:54:00,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:54:00,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:00,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:00,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:00,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:00,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:00,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 16:54:00,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:00,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 16:54:00,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:00,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:00,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:54:00,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-28 16:54:00,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:54:00,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:00,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:00,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:00,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:00,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:00,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 16:54:00,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:00,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 16:54:00,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:00,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:00,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:54:00,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 16:54:00,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:54:00,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:00,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:00,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:00,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:00,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:00,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 16:54:00,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:00,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 16:54:00,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:00,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:00,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:54:00,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-28 16:54:00,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:54:00,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:00,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:54:00,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:00,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:00,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:00,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:54:00,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:00,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 16:54:00,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:00,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:00,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:54:00,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:00,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 16:54:00,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:00,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:00,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:00,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:00,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:00,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:54:00,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:00,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:00,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:00,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:00,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:00,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:00,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:00,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:00,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:54:00,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:00,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:00,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:00,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:54:00,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:00,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:00,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:00,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:00,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:00,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 16:54:00,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:00,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:00,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:00,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:00,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:00,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:00,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:00,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:00,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:00,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:00,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:00,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:00,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:00,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:00,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 16:54:00,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 16:54:00,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:00,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:00,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:00,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:54:00,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:00,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:54:00,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:00,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:00,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:00,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 16:54:00,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:00,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:00,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:00,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:00,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:00,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:00,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:00,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:00,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:00,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:00,185 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:00,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:00,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:00,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:00,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:00,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:54:00,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:00,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:00,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:00,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:00,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:00,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:00,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:00,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:00,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:00,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:00,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:00,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:00,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-28 16:54:00,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:00,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:00,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:00,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:00,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:00,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:00,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:00,218 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:00,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:00,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:54:00,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:00,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:00,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-28 16:54:00,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:00,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:00,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:00,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:54:00,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:00,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:54:00,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:00,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:00,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:00,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-28 16:54:00,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:00,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:00,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:00,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:00,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:00,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:00,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 16:54:00,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:00,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:00,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:00,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:00,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:00,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:00,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:00,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:00,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:00,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:00,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:00,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:00,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 16:54:00,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:00,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:00,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:00,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:00,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:00,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:00,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:00,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:00,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:00,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:00,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:00,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:00,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:54:00,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:00,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:00,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:00,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:00,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:00,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:00,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:00,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:00,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:54:00,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:00,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:00,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:00,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:54:00,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:00,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:00,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:00,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:00,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:00,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:00,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:00,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:00,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-28 16:54:00,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:00,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:00,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:00,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:00,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:00,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:00,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:00,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:00,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:00,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:54:00,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:00,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:00,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2020-10-28 16:54:00,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:00,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:00,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:00,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:00,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:00,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:54:00,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:00,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:00,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:00,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:54:00,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:00,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:00,311 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 21 proven. 8 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-10-28 16:54:00,311 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1750518753] [2020-10-28 16:54:00,311 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:54:00,312 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-28 16:54:00,312 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667627640] [2020-10-28 16:54:00,313 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-28 16:54:00,313 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:54:00,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-28 16:54:00,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-10-28 16:54:00,317 INFO L87 Difference]: Start difference. First operand 987 states and 1170 transitions. Second operand 13 states. [2020-10-28 16:54:02,410 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-28 16:54:02,789 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 236 [2020-10-28 16:54:03,165 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2020-10-28 16:54:03,522 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-10-28 16:54:05,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:54:05,638 INFO L93 Difference]: Finished difference Result 2237 states and 2958 transitions. [2020-10-28 16:54:05,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-28 16:54:05,638 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 184 [2020-10-28 16:54:05,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:54:05,647 INFO L225 Difference]: With dead ends: 2237 [2020-10-28 16:54:05,647 INFO L226 Difference]: Without dead ends: 1298 [2020-10-28 16:54:05,651 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=204, Invalid=498, Unknown=0, NotChecked=0, Total=702 [2020-10-28 16:54:05,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1298 states. [2020-10-28 16:54:05,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1298 to 1002. [2020-10-28 16:54:05,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1002 states. [2020-10-28 16:54:05,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 1002 states and 1185 transitions. [2020-10-28 16:54:05,913 INFO L78 Accepts]: Start accepts. Automaton has 1002 states and 1185 transitions. Word has length 184 [2020-10-28 16:54:05,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:54:05,914 INFO L481 AbstractCegarLoop]: Abstraction has 1002 states and 1185 transitions. [2020-10-28 16:54:05,914 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-28 16:54:05,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1185 transitions. [2020-10-28 16:54:05,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-10-28 16:54:05,919 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:54:05,919 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:54:05,920 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 16:54:05,920 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:54:05,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:54:05,920 INFO L82 PathProgramCache]: Analyzing trace with hash 982863674, now seen corresponding path program 1 times [2020-10-28 16:54:05,920 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:54:05,921 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1099988073] [2020-10-28 16:54:05,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:54:05,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:05,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:06,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:07,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:10,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:10,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 264 [2020-10-28 16:54:10,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:54:10,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-28 16:54:10,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:10,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:10,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:54:10,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 131 [2020-10-28 16:54:10,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:54:10,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,303 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-28 16:54:11,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:54:11,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:11,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 16:54:11,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:11,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:11,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:11,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:54:11,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:11,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:11,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:11,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:11,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:11,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 16:54:11,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 16:54:11,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:54:11,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:11,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:11,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:11,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:11,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:11,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:11,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:11,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:11,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:11,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:54:11,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:11,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:11,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:11,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:11,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:11,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 16:54:11,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:11,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:11,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:11,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:11,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:11,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:54:11,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:11,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:11,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:11,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:11,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:11,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 16:54:11,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:11,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:11,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:11,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:11,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:11,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 16:54:11,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:11,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:11,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:11,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:11,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:11,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 16:54:11,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:11,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:11,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:11,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:11,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:11,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:54:11,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:54:11,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:11,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,427 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:11,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:11,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:11,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 16:54:11,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:11,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:11,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:11,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:11,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:11,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-28 16:54:11,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 16:54:11,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 16:54:11,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:54:11,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-28 16:54:11,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:54:11,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:54:11,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-28 16:54:11,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 16:54:11,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:54:11,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-28 16:54:11,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:54:11,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:11,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 16:54:11,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 16:54:11,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:54:11,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-28 16:54:11,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:54:11,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:11,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 16:54:11,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:54:11,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:54:11,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-28 16:54:11,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:54:11,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:11,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 16:54:11,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 16:54:11,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:54:11,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 16:54:11,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:54:11,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:54:11,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:54:11,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:54:11,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:54:11,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 16:54:11,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:54:11,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:11,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:54:11,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:54:11,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:54:11,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:11,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:54:11,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:54:11,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:54:11,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:54:11,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:11,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,612 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:11,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 16:54:11,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:11,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:54:11,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:11,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:11,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:11,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:11,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:11,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:11,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:54:11,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 16:54:11,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:54:11,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 16:54:11,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:11,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 16:54:11,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:11,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:11,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:11,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:11,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,643 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:11,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:11,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:11,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:54:11,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:11,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:11,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,649 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:11,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:11,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:11,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-28 16:54:11,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:11,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:11,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:11,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:54:11,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:11,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-28 16:54:11,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:54:11,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:54:11,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,679 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:11,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-28 16:54:11,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:11,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:11,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 16:54:11,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:11,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:11,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:11,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:11,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:11,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 16:54:11,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:54:11,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:11,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:11,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:11,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:11,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:54:11,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:11,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:11,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:11,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:11,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:54:11,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:54:11,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:11,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:11,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:11,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:11,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:54:11,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-28 16:54:11,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:11,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:54:11,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:11,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:54:11,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:11,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2020-10-28 16:54:11,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:11,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:11,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:11,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:11,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:11,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:54:11,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:11,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:11,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:11,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:54:11,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:11,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:11,762 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 21 proven. 8 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-10-28 16:54:11,763 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1099988073] [2020-10-28 16:54:11,763 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:54:11,763 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-28 16:54:11,763 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016977366] [2020-10-28 16:54:11,764 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 16:54:11,764 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:54:11,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 16:54:11,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-10-28 16:54:11,765 INFO L87 Difference]: Start difference. First operand 1002 states and 1185 transitions. Second operand 12 states. [2020-10-28 16:54:13,537 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-28 16:54:13,949 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-28 16:54:14,311 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-28 16:54:16,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:54:16,458 INFO L93 Difference]: Finished difference Result 2267 states and 2991 transitions. [2020-10-28 16:54:16,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-28 16:54:16,458 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 184 [2020-10-28 16:54:16,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:54:16,466 INFO L225 Difference]: With dead ends: 2267 [2020-10-28 16:54:16,466 INFO L226 Difference]: Without dead ends: 1313 [2020-10-28 16:54:16,470 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=180, Invalid=420, Unknown=0, NotChecked=0, Total=600 [2020-10-28 16:54:16,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1313 states. [2020-10-28 16:54:16,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1313 to 1014. [2020-10-28 16:54:16,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1014 states. [2020-10-28 16:54:16,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 1014 states and 1197 transitions. [2020-10-28 16:54:16,776 INFO L78 Accepts]: Start accepts. Automaton has 1014 states and 1197 transitions. Word has length 184 [2020-10-28 16:54:16,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:54:16,776 INFO L481 AbstractCegarLoop]: Abstraction has 1014 states and 1197 transitions. [2020-10-28 16:54:16,776 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 16:54:16,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1197 transitions. [2020-10-28 16:54:16,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-10-28 16:54:16,782 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:54:16,782 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:54:16,782 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 16:54:16,784 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:54:16,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:54:16,784 INFO L82 PathProgramCache]: Analyzing trace with hash 1498384123, now seen corresponding path program 1 times [2020-10-28 16:54:16,784 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:54:16,785 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [73683094] [2020-10-28 16:54:16,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:54:16,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:16,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:17,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:17,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 264 [2020-10-28 16:54:19,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:54:19,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2187 [2020-10-28 16:54:19,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-28 16:54:19,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:54:19,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 243 [2020-10-28 16:54:19,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,412 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-28 16:54:19,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:54:19,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:19,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-28 16:54:19,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:54:19,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:54:19,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:54:19,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:19,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:19,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:54:19,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:54:19,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 16:54:19,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 16:54:19,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 16:54:19,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:54:19,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-28 16:54:19,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:19,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:19,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:19,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:19,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:19,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:54:19,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:19,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:19,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:19,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:19,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 16:54:19,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:19,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:19,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:19,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:19,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:54:19,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:19,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:19,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:19,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:19,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 16:54:19,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:19,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:19,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:19,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:19,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 16:54:19,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:19,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:19,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,550 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:19,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:19,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 16:54:19,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:19,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:19,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:54:19,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:54:19,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:54:19,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:54:19,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:19,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:54:19,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:54:19,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 16:54:19,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:19,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:19,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:54:19,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:54:19,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-28 16:54:19,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 16:54:19,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:54:19,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-28 16:54:19,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:54:19,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-28 16:54:19,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:54:19,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-28 16:54:19,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:54:19,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:19,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:19,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:19,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 16:54:19,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:54:19,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:19,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:19,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:19,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 16:54:19,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:54:19,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:19,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:19,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:19,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 16:54:19,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:54:19,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:19,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:19,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:54:19,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:54:19,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:19,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,710 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:19,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:19,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:19,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:54:19,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:19,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:19,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:19,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:54:19,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:54:19,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:19,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:19,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:19,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:19,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:19,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:19,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:19,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:19,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 16:54:19,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:54:19,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:54:19,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:19,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:19,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:19,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:19,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:19,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:19,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:19,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:54:19,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:19,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:19,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:19,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:19,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-28 16:54:19,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:19,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:19,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:54:19,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:54:19,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-28 16:54:19,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:54:19,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:54:19,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:54:19,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-28 16:54:19,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:19,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 16:54:19,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:19,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:19,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:19,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:19,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 16:54:19,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:19,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:19,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:19,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:19,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:54:19,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:19,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:19,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:19,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:54:19,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:54:19,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:19,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:19,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:19,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-28 16:54:19,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:19,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:54:19,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:54:19,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:19,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:54:19,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2020-10-28 16:54:19,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:19,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:19,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:19,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:19,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:19,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:19,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:19,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:19,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:19,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:54:19,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:19,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:19,853 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-10-28 16:54:19,853 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [73683094] [2020-10-28 16:54:19,853 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:54:19,854 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-28 16:54:19,854 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197201583] [2020-10-28 16:54:19,854 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-28 16:54:19,854 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:54:19,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-28 16:54:19,855 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-10-28 16:54:19,855 INFO L87 Difference]: Start difference. First operand 1014 states and 1197 transitions. Second operand 13 states. [2020-10-28 16:54:20,528 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-10-28 16:54:22,195 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-10-28 16:54:22,630 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-10-28 16:54:23,005 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-10-28 16:54:23,357 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-28 16:54:27,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:54:27,867 INFO L93 Difference]: Finished difference Result 3392 states and 4526 transitions. [2020-10-28 16:54:27,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-28 16:54:27,868 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 184 [2020-10-28 16:54:27,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:54:27,887 INFO L225 Difference]: With dead ends: 3392 [2020-10-28 16:54:27,888 INFO L226 Difference]: Without dead ends: 2426 [2020-10-28 16:54:27,893 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 398 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=402, Invalid=1080, Unknown=0, NotChecked=0, Total=1482 [2020-10-28 16:54:27,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2426 states. [2020-10-28 16:54:28,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2426 to 1876. [2020-10-28 16:54:28,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1876 states. [2020-10-28 16:54:28,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 1876 states and 2206 transitions. [2020-10-28 16:54:28,366 INFO L78 Accepts]: Start accepts. Automaton has 1876 states and 2206 transitions. Word has length 184 [2020-10-28 16:54:28,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:54:28,367 INFO L481 AbstractCegarLoop]: Abstraction has 1876 states and 2206 transitions. [2020-10-28 16:54:28,367 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-28 16:54:28,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 2206 transitions. [2020-10-28 16:54:28,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2020-10-28 16:54:28,375 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:54:28,375 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:54:28,375 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 16:54:28,376 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:54:28,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:54:28,376 INFO L82 PathProgramCache]: Analyzing trace with hash 1929238999, now seen corresponding path program 1 times [2020-10-28 16:54:28,376 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:54:28,377 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1793868706] [2020-10-28 16:54:28,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:54:28,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:28,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:28,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:28,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 270 [2020-10-28 16:54:28,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:28,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 432 [2020-10-28 16:54:28,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:28,844 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:28,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 16:54:28,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:54:28,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 133 [2020-10-28 16:54:28,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,212 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2020-10-28 16:54:29,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:54:29,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:29,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-28 16:54:29,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:54:29,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:29,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:54:29,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:54:29,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:29,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:29,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:54:29,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:29,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:54:29,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 16:54:29,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 16:54:29,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 16:54:29,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:54:29,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:29,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-28 16:54:29,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:29,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:29,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:29,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:29,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:29,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:29,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:54:29,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:29,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:29,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:29,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:29,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:29,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 16:54:29,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:29,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:29,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:29,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:29,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:29,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:54:29,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:29,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:29,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:29,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:29,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:29,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 16:54:29,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:29,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:29,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:29,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:29,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:29,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 16:54:29,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:29,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:29,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:29,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:29,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:29,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 16:54:29,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:29,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:29,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:54:29,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:29,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:54:29,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:54:29,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:54:29,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:29,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:54:29,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:29,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:54:29,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 16:54:29,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:29,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:29,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:54:29,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:29,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:54:29,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-28 16:54:29,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:29,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:29,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:54:29,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:29,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:54:29,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-28 16:54:29,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 16:54:29,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-28 16:54:29,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:54:29,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:54:29,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-28 16:54:29,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-28 16:54:29,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:54:29,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-28 16:54:29,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:54:29,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:54:29,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:29,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-28 16:54:29,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:54:29,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:29,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 16:54:29,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:54:29,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:54:29,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:29,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 16:54:29,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:29,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 16:54:29,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:54:29,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:54:29,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:29,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-28 16:54:29,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:29,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 16:54:29,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:54:29,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:54:29,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:29,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 16:54:29,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:54:29,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:54:29,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:54:29,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:54:29,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:29,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 16:54:29,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:29,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:54:29,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:29,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:54:29,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:29,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:54:29,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:54:29,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:54:29,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:54:29,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:54:29,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:29,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:54:29,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:29,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:29,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:29,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:29,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:29,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:29,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-28 16:54:29,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:54:29,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:54:29,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:54:29,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:29,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 16:54:29,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:29,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:29,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:29,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:29,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:29,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:29,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:54:29,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:29,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:29,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:29,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:29,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:29,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-28 16:54:29,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:29,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:29,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:29,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:54:29,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:29,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-28 16:54:29,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:54:29,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:54:29,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:29,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-28 16:54:29,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:29,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:29,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 16:54:29,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:29,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:29,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:29,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:29,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:29,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 16:54:29,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:54:29,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:29,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:29,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:29,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:54:29,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:54:29,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:29,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:29,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:29,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:29,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:54:29,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:54:29,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:29,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:29,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:54:29,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:29,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2020-10-28 16:54:29,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:29,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:29,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,772 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:29,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:54:29,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:29,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2020-10-28 16:54:29,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:54:29,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:54:29,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:54:29,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:54:29,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:54:29,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:54:29,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:54:29,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:54:29,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:54:29,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:54:29,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:54:29,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:54:29,808 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 22 proven. 8 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2020-10-28 16:54:29,809 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1793868706] [2020-10-28 16:54:29,809 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:54:29,809 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-28 16:54:29,812 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112776970] [2020-10-28 16:54:29,813 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-28 16:54:29,813 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:54:29,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-28 16:54:29,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2020-10-28 16:54:29,815 INFO L87 Difference]: Start difference. First operand 1876 states and 2206 transitions. Second operand 14 states. [2020-10-28 16:54:30,470 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 231 [2020-10-28 16:54:31,889 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 231 [2020-10-28 16:54:37,563 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-10-28 16:54:40,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:54:40,022 INFO L93 Difference]: Finished difference Result 6271 states and 8007 transitions. [2020-10-28 16:54:40,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-10-28 16:54:40,023 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 188 [2020-10-28 16:54:40,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:54:40,049 INFO L225 Difference]: With dead ends: 6271 [2020-10-28 16:54:40,049 INFO L226 Difference]: Without dead ends: 4443 [2020-10-28 16:54:40,056 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 77 SyntacticMatches, 5 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 772 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=591, Invalid=1959, Unknown=0, NotChecked=0, Total=2550 [2020-10-28 16:54:40,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4443 states. [2020-10-28 16:54:41,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4443 to 4001. [2020-10-28 16:54:41,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4001 states. [2020-10-28 16:54:41,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4001 states to 4001 states and 4802 transitions. [2020-10-28 16:54:41,044 INFO L78 Accepts]: Start accepts. Automaton has 4001 states and 4802 transitions. Word has length 188 [2020-10-28 16:54:41,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:54:41,044 INFO L481 AbstractCegarLoop]: Abstraction has 4001 states and 4802 transitions. [2020-10-28 16:54:41,044 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-28 16:54:41,044 INFO L276 IsEmpty]: Start isEmpty. Operand 4001 states and 4802 transitions. [2020-10-28 16:54:41,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-10-28 16:54:41,053 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:54:41,054 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:54:41,054 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-28 16:54:41,054 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:54:41,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:54:41,054 INFO L82 PathProgramCache]: Analyzing trace with hash 1949574065, now seen corresponding path program 1 times [2020-10-28 16:54:41,055 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:54:41,055 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1792711670] [2020-10-28 16:54:41,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:54:41,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-28 16:54:41,107 INFO L173 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-10-28 16:54:41,108 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-28 16:54:41,113 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-28 16:54:41,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 04:54:41 BoogieIcfgContainer [2020-10-28 16:54:41,148 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 16:54:41,149 INFO L168 Benchmark]: Toolchain (without parser) took 132367.45 ms. Allocated memory was 151.0 MB in the beginning and 1.1 GB in the end (delta: 936.4 MB). Free memory was 124.8 MB in the beginning and 759.4 MB in the end (delta: -634.6 MB). Peak memory consumption was 302.0 MB. Max. memory is 8.0 GB. [2020-10-28 16:54:41,150 INFO L168 Benchmark]: CDTParser took 0.60 ms. Allocated memory is still 151.0 MB. Free memory is still 125.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 16:54:41,151 INFO L168 Benchmark]: CACSL2BoogieTranslator took 583.52 ms. Allocated memory is still 151.0 MB. Free memory was 124.0 MB in the beginning and 98.5 MB in the end (delta: 25.5 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. [2020-10-28 16:54:41,151 INFO L168 Benchmark]: Boogie Preprocessor took 116.58 ms. Allocated memory is still 151.0 MB. Free memory was 98.5 MB in the beginning and 94.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-28 16:54:41,152 INFO L168 Benchmark]: RCFGBuilder took 1530.29 ms. Allocated memory was 151.0 MB in the beginning and 184.5 MB in the end (delta: 33.6 MB). Free memory was 94.4 MB in the beginning and 159.8 MB in the end (delta: -65.4 MB). Peak memory consumption was 49.6 MB. Max. memory is 8.0 GB. [2020-10-28 16:54:41,153 INFO L168 Benchmark]: TraceAbstraction took 130123.03 ms. Allocated memory was 184.5 MB in the beginning and 1.1 GB in the end (delta: 902.8 MB). Free memory was 159.3 MB in the beginning and 759.4 MB in the end (delta: -600.1 MB). Peak memory consumption was 302.7 MB. Max. memory is 8.0 GB. [2020-10-28 16:54:41,158 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 ms. Allocated memory is still 151.0 MB. Free memory is still 125.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 583.52 ms. Allocated memory is still 151.0 MB. Free memory was 124.0 MB in the beginning and 98.5 MB in the end (delta: 25.5 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 116.58 ms. Allocated memory is still 151.0 MB. Free memory was 98.5 MB in the beginning and 94.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1530.29 ms. Allocated memory was 151.0 MB in the beginning and 184.5 MB in the end (delta: 33.6 MB). Free memory was 94.4 MB in the beginning and 159.8 MB in the end (delta: -65.4 MB). Peak memory consumption was 49.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 130123.03 ms. Allocated memory was 184.5 MB in the beginning and 1.1 GB in the end (delta: 902.8 MB). Free memory was 159.3 MB in the beginning and 759.4 MB in the end (delta: -600.1 MB). Peak memory consumption was 302.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L42] int __SELECTED_FEATURE_base ; [L43] int __SELECTED_FEATURE_highWaterSensor ; [L44] int __SELECTED_FEATURE_lowWaterSensor ; [L45] int __SELECTED_FEATURE_methaneQuery ; [L46] int __SELECTED_FEATURE_methaneAlarm ; [L47] int __SELECTED_FEATURE_stopCommand ; [L48] int __SELECTED_FEATURE_startCommand ; [L49] int __GUIDSL_ROOT_PRODUCTION ; [L58] int waterLevel = 1; [L59] int methaneLevelCritical = 0; [L168] int pumpRunning = 0; [L169] int systemActive = 1; [L500] int cleanupTimeShifts = 4; [L680] int methAndRunningLastTime ; [L888] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L579] int retValue_acc ; [L580] int tmp ; [L584] CALL select_helpers() [L1125] __GUIDSL_ROOT_PRODUCTION = 1 [L584] RET select_helpers() [L585] CALL select_features() [L1110] __SELECTED_FEATURE_base = 1 [L1111] CALL, EXPR select_one() [L1096] int retValue_acc ; [L1097] int choice = __VERIFIER_nondet_int(); [L1100] retValue_acc = choice [L1101] return (retValue_acc); [L1111] RET, EXPR select_one() [L1111] __SELECTED_FEATURE_highWaterSensor = select_one() [L1112] CALL, EXPR select_one() [L1096] int retValue_acc ; [L1097] int choice = __VERIFIER_nondet_int(); [L1100] retValue_acc = choice [L1101] return (retValue_acc); [L1112] RET, EXPR select_one() [L1112] __SELECTED_FEATURE_lowWaterSensor = select_one() [L1113] CALL, EXPR select_one() [L1096] int retValue_acc ; [L1097] int choice = __VERIFIER_nondet_int(); [L1100] retValue_acc = choice [L1101] return (retValue_acc); [L1113] RET, EXPR select_one() [L1113] __SELECTED_FEATURE_methaneQuery = select_one() [L1114] CALL, EXPR select_one() [L1096] int retValue_acc ; [L1097] int choice = __VERIFIER_nondet_int(); [L1100] retValue_acc = choice [L1101] return (retValue_acc); [L1114] RET, EXPR select_one() [L1114] __SELECTED_FEATURE_methaneAlarm = select_one() [L1115] CALL, EXPR select_one() [L1096] int retValue_acc ; [L1097] int choice = __VERIFIER_nondet_int(); [L1100] retValue_acc = choice [L1101] return (retValue_acc); [L1115] RET, EXPR select_one() [L1115] __SELECTED_FEATURE_stopCommand = select_one() [L1116] CALL, EXPR select_one() [L1096] int retValue_acc ; [L1097] int choice = __VERIFIER_nondet_int(); [L1100] retValue_acc = choice [L1101] return (retValue_acc); [L1116] RET, EXPR select_one() [L1116] __SELECTED_FEATURE_startCommand = select_one() [L585] RET select_features() [L586] CALL, EXPR valid_product() [L1130] int retValue_acc ; [L1133] retValue_acc = __SELECTED_FEATURE_base [L1134] return (retValue_acc); [L586] RET, EXPR valid_product() [L586] tmp = valid_product() [L588] COND TRUE \read(tmp) [L590] FCALL setup() [L591] CALL runTest() [L569] CALL __utac_acc__Specification2_spec__1() [L685] methAndRunningLastTime = 0 [L569] RET __utac_acc__Specification2_spec__1() [L570] CALL test() [L603] int splverifierCounter ; [L604] int tmp ; [L605] int tmp___0 ; [L606] int tmp___1 ; [L607] int tmp___2 ; [L610] splverifierCounter = 0 [L612] COND TRUE 1 [L614] COND TRUE splverifierCounter < 4 [L620] tmp = __VERIFIER_nondet_int() [L622] COND TRUE \read(tmp) [L624] CALL waterRise() [L76] COND TRUE waterLevel < 2 [L77] waterLevel = waterLevel + 1 [L624] RET waterRise() [L630] tmp___0 = __VERIFIER_nondet_int() [L632] COND TRUE \read(tmp___0) [L634] CALL changeMethaneLevel() [L88] COND FALSE !(\read(methaneLevelCritical)) [L91] methaneLevelCritical = 1 [L634] RET changeMethaneLevel() [L640] tmp___2 = __VERIFIER_nondet_int() [L642] COND FALSE !(\read(tmp___2)) [L652] tmp___1 = __VERIFIER_nondet_int() [L654] COND FALSE !(\read(tmp___1)) [L667] CALL timeShift() [L176] COND FALSE !(\read(pumpRunning)) [L183] COND TRUE \read(systemActive) [L185] CALL processEnvironment() [L319] COND FALSE !(\read(__SELECTED_FEATURE_methaneAlarm)) [L326] CALL processEnvironment__before__methaneAlarm() [L276] COND FALSE !(\read(__SELECTED_FEATURE_lowWaterSensor)) [L283] CALL processEnvironment__before__lowWaterSensor() [L233] COND TRUE \read(__SELECTED_FEATURE_highWaterSensor) [L235] CALL processEnvironment__role__highWaterSensor() [L205] int tmp ; [L208] COND TRUE ! pumpRunning [L210] CALL, EXPR isHighWaterLevel() [L439] int retValue_acc ; [L440] int tmp ; [L441] int tmp___0 ; [L445] CALL, EXPR isHighWaterSensorDry() [L138] int retValue_acc ; [L141] COND FALSE !(waterLevel < 2) [L145] retValue_acc = 0 [L146] return (retValue_acc); [L445] RET, EXPR isHighWaterSensorDry() [L445] tmp = isHighWaterSensorDry() [L447] COND FALSE !(\read(tmp)) [L450] tmp___0 = 1 [L452] retValue_acc = tmp___0 [L453] return (retValue_acc); [L210] RET, EXPR isHighWaterLevel() [L210] tmp = isHighWaterLevel() [L212] COND TRUE \read(tmp) [L214] CALL activatePump() [L361] COND FALSE !(\read(__SELECTED_FEATURE_methaneQuery)) [L368] CALL activatePump__before__methaneQuery() [L336] pumpRunning = 1 [L368] RET activatePump__before__methaneQuery() [L214] RET activatePump() [L235] RET processEnvironment__role__highWaterSensor() [L283] RET processEnvironment__before__lowWaterSensor() [L326] RET processEnvironment__before__methaneAlarm() [L185] RET processEnvironment() [L191] CALL __utac_acc__Specification2_spec__2() [L690] int tmp ; [L691] int tmp___0 ; [L695] CALL, EXPR isMethaneLevelCritical() [L97] int retValue_acc ; [L100] retValue_acc = methaneLevelCritical [L101] return (retValue_acc); [L695] RET, EXPR isMethaneLevelCritical() [L695] tmp = isMethaneLevelCritical() [L697] COND TRUE \read(tmp) [L699] CALL, EXPR isPumpRunning() [L394] int retValue_acc ; [L397] retValue_acc = pumpRunning [L398] return (retValue_acc); [L699] RET, EXPR isPumpRunning() [L699] tmp___0 = isPumpRunning() [L701] COND TRUE \read(tmp___0) [L702] COND FALSE !(\read(methAndRunningLastTime)) [L707] methAndRunningLastTime = 1 [L191] RET __utac_acc__Specification2_spec__2() [L667] RET timeShift() [L612] COND TRUE 1 [L614] COND TRUE splverifierCounter < 4 [L620] tmp = __VERIFIER_nondet_int() [L622] COND FALSE !(\read(tmp)) [L630] tmp___0 = __VERIFIER_nondet_int() [L632] COND FALSE !(\read(tmp___0)) [L640] tmp___2 = __VERIFIER_nondet_int() [L642] COND FALSE !(\read(tmp___2)) [L652] tmp___1 = __VERIFIER_nondet_int() [L654] COND FALSE !(\read(tmp___1)) [L667] CALL timeShift() [L176] COND TRUE \read(pumpRunning) [L178] CALL lowerWaterLevel() [L64] COND TRUE waterLevel > 0 [L65] waterLevel = waterLevel - 1 [L178] RET lowerWaterLevel() [L183] COND TRUE \read(systemActive) [L185] CALL processEnvironment() [L319] COND FALSE !(\read(__SELECTED_FEATURE_methaneAlarm)) [L326] CALL processEnvironment__before__methaneAlarm() [L276] COND FALSE !(\read(__SELECTED_FEATURE_lowWaterSensor)) [L283] CALL processEnvironment__before__lowWaterSensor() [L233] COND TRUE \read(__SELECTED_FEATURE_highWaterSensor) [L235] CALL processEnvironment__role__highWaterSensor() [L205] int tmp ; [L208] COND FALSE !(! pumpRunning) [L223] FCALL processEnvironment__before__highWaterSensor() [L235] RET processEnvironment__role__highWaterSensor() [L283] RET processEnvironment__before__lowWaterSensor() [L326] RET processEnvironment__before__methaneAlarm() [L185] RET processEnvironment() [L191] CALL __utac_acc__Specification2_spec__2() [L690] int tmp ; [L691] int tmp___0 ; [L695] CALL, EXPR isMethaneLevelCritical() [L97] int retValue_acc ; [L100] retValue_acc = methaneLevelCritical [L101] return (retValue_acc); [L695] RET, EXPR isMethaneLevelCritical() [L695] tmp = isMethaneLevelCritical() [L697] COND TRUE \read(tmp) [L699] CALL, EXPR isPumpRunning() [L394] int retValue_acc ; [L397] retValue_acc = pumpRunning [L398] return (retValue_acc); [L699] RET, EXPR isPumpRunning() [L699] tmp___0 = isPumpRunning() [L701] COND TRUE \read(tmp___0) [L702] COND TRUE \read(methAndRunningLastTime) [L704] CALL __automaton_fail() [L1089] CALL reach_error() [L3] __assert_fail("0", "minepump_spec2_productSimulator.cil.c", 3, "reach_error") - StatisticsResult: Ultimate Automizer benchmark data CFG has 50 procedures, 315 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 130.0s, OverallIterations: 12, TraceHistogramMax: 6, AutomataDifference: 68.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2094 SDtfs, 9721 SDslu, 810 SDs, 0 SdLazy, 13181 SolverSat, 8210 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 38.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 892 GetRequests, 594 SyntacticMatches, 7 SemanticMatches, 291 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2484 ImplicationChecksByTransitivity, 22.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4001occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.5s AutomataMinimizationTime, 11 MinimizatonAttempts, 2852 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 56.7s InterpolantComputationTime, 1763 NumberOfCodeBlocks, 1763 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1560 ConstructedInterpolants, 0 QuantifiedInterpolants, 778111 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 4 PerfectInterpolantSequences, 728/764 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...