/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=DEEPEST --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_spec3_product58.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 22:13:06,727 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 22:13:06,731 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 22:13:06,772 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 22:13:06,773 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 22:13:06,774 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 22:13:06,776 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 22:13:06,778 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 22:13:06,781 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 22:13:06,782 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 22:13:06,783 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 22:13:06,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 22:13:06,785 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 22:13:06,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 22:13:06,787 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 22:13:06,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 22:13:06,790 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 22:13:06,791 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 22:13:06,793 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 22:13:06,795 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 22:13:06,797 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 22:13:06,798 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 22:13:06,800 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 22:13:06,801 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 22:13:06,804 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 22:13:06,804 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 22:13:06,805 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 22:13:06,806 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 22:13:06,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 22:13:06,807 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 22:13:06,808 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 22:13:06,809 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 22:13:06,810 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 22:13:06,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 22:13:06,812 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 22:13:06,812 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 22:13:06,813 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 22:13:06,813 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 22:13:06,813 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 22:13:06,815 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 22:13:06,815 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 22:13:06,817 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 [2020-10-27 22:13:06,855 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 22:13:06,855 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 22:13:06,857 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 22:13:06,857 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 22:13:06,857 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 22:13:06,857 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 22:13:06,858 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 22:13:06,858 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 22:13:06,858 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 22:13:06,859 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 22:13:06,859 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 22:13:06,859 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 22:13:06,859 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 22:13:06,860 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 22:13:06,860 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 22:13:06,860 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 22:13:06,860 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 22:13:06,861 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 22:13:06,861 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 22:13:06,861 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 22:13:06,861 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 22:13:06,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:13:06,862 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 22:13:06,862 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 22:13:06,863 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 22:13:06,863 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 22:13:06,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 22:13:06,863 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 22:13:06,864 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 22:13:06,864 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 22:13:07,229 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 22:13:07,277 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 22:13:07,280 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 22:13:07,282 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 22:13:07,282 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 22:13:07,283 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product58.cil.c [2020-10-27 22:13:07,368 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bef612cc4/299ce1e636ab4fe5bf8b0c201aa3312d/FLAGb733b6661 [2020-10-27 22:13:08,145 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 22:13:08,149 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec3_product58.cil.c [2020-10-27 22:13:08,170 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bef612cc4/299ce1e636ab4fe5bf8b0c201aa3312d/FLAGb733b6661 [2020-10-27 22:13:08,365 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bef612cc4/299ce1e636ab4fe5bf8b0c201aa3312d [2020-10-27 22:13:08,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 22:13:08,378 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 22:13:08,381 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 22:13:08,381 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 22:13:08,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 22:13:08,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:13:08" (1/1) ... [2020-10-27 22:13:08,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31c3f450 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:13:08, skipping insertion in model container [2020-10-27 22:13:08,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:13:08" (1/1) ... [2020-10-27 22:13:08,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 22:13:08,466 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 22:13:08,856 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:13:08,880 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 22:13:08,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:13:09,012 INFO L208 MainTranslator]: Completed translation [2020-10-27 22:13:09,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:13:09 WrapperNode [2020-10-27 22:13:09,014 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 22:13:09,015 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 22:13:09,015 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 22:13:09,015 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 22:13:09,028 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:13:09" (1/1) ... [2020-10-27 22:13:09,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:13:09" (1/1) ... [2020-10-27 22:13:09,050 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:13:09" (1/1) ... [2020-10-27 22:13:09,050 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:13:09" (1/1) ... [2020-10-27 22:13:09,115 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:13:09" (1/1) ... [2020-10-27 22:13:09,143 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:13:09" (1/1) ... [2020-10-27 22:13:09,149 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:13:09" (1/1) ... [2020-10-27 22:13:09,169 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 22:13:09,173 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 22:13:09,173 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 22:13:09,173 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 22:13:09,174 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:13:09" (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 [2020-10-27 22:13:09,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 22:13:09,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 22:13:09,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 22:13:09,275 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 22:13:09,275 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 22:13:09,276 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 22:13:09,276 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 22:13:09,276 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 22:13:09,276 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 22:13:09,276 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 22:13:09,277 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 22:13:09,278 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 22:13:09,278 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 22:13:09,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 22:13:09,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 22:13:09,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 22:13:09,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 22:13:09,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 22:13:09,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 22:13:09,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 22:13:09,280 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 22:13:09,281 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 22:13:09,281 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 22:13:09,281 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 22:13:09,281 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 22:13:09,281 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 22:13:09,281 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 22:13:09,281 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 22:13:09,282 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-27 22:13:09,282 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 22:13:09,282 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 22:13:09,282 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 22:13:09,282 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:13:09,282 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 22:13:09,283 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 22:13:09,283 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 22:13:09,283 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 22:13:09,283 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 22:13:09,283 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 22:13:09,283 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 22:13:09,283 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 22:13:09,284 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 22:13:09,284 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-27 22:13:09,284 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 22:13:09,284 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 22:13:09,284 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 22:13:09,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 22:13:09,284 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 22:13:09,285 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 22:13:09,285 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 22:13:09,285 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 22:13:09,285 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 22:13:09,285 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 22:13:09,286 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 22:13:09,286 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 22:13:09,286 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 22:13:09,286 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 22:13:09,287 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 22:13:09,287 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 22:13:09,287 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 22:13:09,287 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 22:13:09,287 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 22:13:09,288 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 22:13:09,288 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 22:13:09,288 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 22:13:09,288 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 22:13:09,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 22:13:09,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 22:13:09,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 22:13:09,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 22:13:09,289 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 22:13:09,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 22:13:09,291 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 22:13:09,291 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 22:13:09,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 22:13:09,292 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 22:13:09,292 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 22:13:09,292 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 22:13:09,292 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 22:13:09,293 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 22:13:09,293 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 22:13:09,293 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 22:13:09,294 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 22:13:09,294 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 22:13:09,294 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 22:13:09,294 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 22:13:09,294 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-27 22:13:09,295 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-27 22:13:09,295 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 22:13:09,295 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 22:13:09,295 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 22:13:09,295 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 22:13:09,295 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 22:13:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:13:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 22:13:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 22:13:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 22:13:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 22:13:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 22:13:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 22:13:10,565 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 22:13:10,565 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 22:13:10,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:13:10 BoogieIcfgContainer [2020-10-27 22:13:10,568 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 22:13:10,570 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 22:13:10,570 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 22:13:10,573 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 22:13:10,574 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:13:08" (1/3) ... [2020-10-27 22:13:10,574 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c5928f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:13:10, skipping insertion in model container [2020-10-27 22:13:10,575 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:13:09" (2/3) ... [2020-10-27 22:13:10,575 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c5928f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:13:10, skipping insertion in model container [2020-10-27 22:13:10,575 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:13:10" (3/3) ... [2020-10-27 22:13:10,577 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product58.cil.c [2020-10-27 22:13:10,589 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 22:13:10,594 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 22:13:10,608 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 22:13:10,636 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 22:13:10,636 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 22:13:10,636 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 22:13:10,636 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 22:13:10,636 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 22:13:10,637 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 22:13:10,637 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 22:13:10,637 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 22:13:10,659 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states. [2020-10-27 22:13:10,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-27 22:13:10,670 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:13:10,671 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:13:10,672 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]=== [2020-10-27 22:13:10,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:13:10,678 INFO L82 PathProgramCache]: Analyzing trace with hash 2139132602, now seen corresponding path program 1 times [2020-10-27 22:13:10,687 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:13:10,688 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1516896649] [2020-10-27 22:13:10,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:13:10,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:11,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:11,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:11,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:13,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:13,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-27 22:13:13,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:13:13,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2998 [2020-10-27 22:13:13,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:13,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:13,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-27 22:13:13,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:13,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 12 [2020-10-27 22:13:14,403 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:13:14,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:13:14,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:14,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:14,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:14,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:14,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:14,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-27 22:13:14,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:14,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:14,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:14,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:14,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:14,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:13:14,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:14,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:14,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:14,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:14,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:14,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:14,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:14,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:14,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:14,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:14,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:14,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:13:14,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:14,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:14,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:14,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:14,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:14,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:14,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:14,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:14,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:14,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:14,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:14,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:13:14,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:14,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:14,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:14,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:14,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:14,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:13:14,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:14,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:14,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:14,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:14,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:14,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:13:14,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:14,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:14,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:14,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:14,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:14,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:14,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:14,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:14,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:14,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:14,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:14,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:13:14,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:14,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:14,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:14,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:14,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:14,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:14,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:14,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:14,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:14,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:14,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:14,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 22:13:14,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:14,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:14,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:14,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:14,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:14,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:13:14,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:14,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:14,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:14,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:14,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:14,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 22:13:14,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:14,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:14,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:14,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:14,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:14,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:13:14,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:14,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:14,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:14,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:14,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:14,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:13:14,605 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1516896649] [2020-10-27 22:13:14,609 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:13:14,609 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-27 22:13:14,610 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418655190] [2020-10-27 22:13:14,621 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-27 22:13:14,622 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:13:14,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-27 22:13:14,638 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-27 22:13:14,640 INFO L87 Difference]: Start difference. First operand 197 states. Second operand 3 states. [2020-10-27 22:13:16,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:13:16,152 INFO L93 Difference]: Finished difference Result 349 states and 448 transitions. [2020-10-27 22:13:16,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-27 22:13:16,154 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2020-10-27 22:13:16,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:13:16,168 INFO L225 Difference]: With dead ends: 349 [2020-10-27 22:13:16,168 INFO L226 Difference]: Without dead ends: 186 [2020-10-27 22:13:16,173 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-27 22:13:16,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2020-10-27 22:13:16,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 151. [2020-10-27 22:13:16,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2020-10-27 22:13:16,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 176 transitions. [2020-10-27 22:13:16,279 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 176 transitions. Word has length 53 [2020-10-27 22:13:16,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:13:16,280 INFO L481 AbstractCegarLoop]: Abstraction has 151 states and 176 transitions. [2020-10-27 22:13:16,280 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-27 22:13:16,280 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 176 transitions. [2020-10-27 22:13:16,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-27 22:13:16,286 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:13:16,286 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:13:16,286 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 22:13:16,286 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]=== [2020-10-27 22:13:16,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:13:16,287 INFO L82 PathProgramCache]: Analyzing trace with hash -1806518734, now seen corresponding path program 1 times [2020-10-27 22:13:16,287 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:13:16,287 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1349221012] [2020-10-27 22:13:16,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:13:16,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:16,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:16,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:16,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:19,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:19,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-27 22:13:19,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:13:19,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2954 [2020-10-27 22:13:19,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:19,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:19,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-27 22:13:19,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:13:19,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:19,607 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:13:19,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:13:19,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:19,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:19,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:19,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:19,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:19,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 22:13:19,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:19,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:19,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:19,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:19,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:19,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:13:19,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:19,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:19,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:19,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:19,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:19,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:19,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:19,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:19,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:19,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:19,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:19,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:13:19,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:19,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:19,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:19,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:19,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:19,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:19,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:19,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:19,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:19,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:19,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:19,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:13:19,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:19,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:19,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:19,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:19,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:19,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:19,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:19,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:19,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:19,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:19,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:19,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:13:19,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:19,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:19,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:19,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:19,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:19,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:19,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:19,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:19,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:19,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:19,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:19,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-27 22:13:19,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:19,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:19,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:19,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:19,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:19,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:19,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:19,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:19,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:19,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:19,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:19,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 22:13:19,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:19,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:19,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:19,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:19,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:19,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:19,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:19,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:19,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:19,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:19,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:19,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:13:19,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:19,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:19,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:19,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:19,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:19,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:19,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:19,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:19,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:19,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:19,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:19,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:13:19,705 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1349221012] [2020-10-27 22:13:19,705 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:13:19,705 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-27 22:13:19,705 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323581083] [2020-10-27 22:13:19,707 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-27 22:13:19,707 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:13:19,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-27 22:13:19,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-27 22:13:19,708 INFO L87 Difference]: Start difference. First operand 151 states and 176 transitions. Second operand 4 states. [2020-10-27 22:13:20,360 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:13:21,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:13:21,560 INFO L93 Difference]: Finished difference Result 275 states and 331 transitions. [2020-10-27 22:13:21,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 22:13:21,561 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 54 [2020-10-27 22:13:21,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:13:21,566 INFO L225 Difference]: With dead ends: 275 [2020-10-27 22:13:21,567 INFO L226 Difference]: Without dead ends: 170 [2020-10-27 22:13:21,568 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-27 22:13:21,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2020-10-27 22:13:21,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 142. [2020-10-27 22:13:21,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-10-27 22:13:21,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 164 transitions. [2020-10-27 22:13:21,649 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 164 transitions. Word has length 54 [2020-10-27 22:13:21,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:13:21,649 INFO L481 AbstractCegarLoop]: Abstraction has 142 states and 164 transitions. [2020-10-27 22:13:21,649 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-27 22:13:21,650 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 164 transitions. [2020-10-27 22:13:21,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-27 22:13:21,655 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:13:21,655 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:13:21,655 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 22:13:21,656 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]=== [2020-10-27 22:13:21,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:13:21,658 INFO L82 PathProgramCache]: Analyzing trace with hash -1797860125, now seen corresponding path program 1 times [2020-10-27 22:13:21,659 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:13:21,659 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1690063834] [2020-10-27 22:13:21,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:13:21,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:21,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:22,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:23,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:23,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-27 22:13:23,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:13:23,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1808 [2020-10-27 22:13:23,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:23,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:13:23,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:23,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-27 22:13:23,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:13:23,895 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:13:23,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:13:23,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:23,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:23,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:23,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:23,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:23,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-27 22:13:23,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:23,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:23,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:23,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:13:23,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:24,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:13:24,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:24,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:24,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:24,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:24,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:24,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:24,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:24,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:24,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:24,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:13:24,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:24,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:13:24,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:24,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:24,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:24,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:24,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:24,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:24,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:24,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:24,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:24,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:13:24,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:24,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:13:24,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:24,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:24,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:24,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:24,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:24,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:13:24,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:24,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:24,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:24,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:13:24,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:24,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:13:24,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:24,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:24,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:24,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:24,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:24,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:24,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:24,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:24,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:24,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:13:24,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:24,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 22:13:24,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:24,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:24,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:24,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:24,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:24,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:24,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:24,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:24,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:24,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:24,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:24,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 22:13:24,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:24,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:24,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:24,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:24,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:24,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:24,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:24,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:24,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:24,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:24,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:24,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-27 22:13:24,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:24,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:24,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:24,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:24,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:24,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:24,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:24,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:24,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:24,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:24,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:24,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:13:24,054 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1690063834] [2020-10-27 22:13:24,055 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:13:24,055 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-27 22:13:24,055 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817507109] [2020-10-27 22:13:24,056 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 22:13:24,056 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:13:24,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 22:13:24,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 22:13:24,057 INFO L87 Difference]: Start difference. First operand 142 states and 164 transitions. Second operand 5 states. [2020-10-27 22:13:24,496 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:13:25,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:13:25,801 INFO L93 Difference]: Finished difference Result 288 states and 349 transitions. [2020-10-27 22:13:25,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 22:13:25,803 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 59 [2020-10-27 22:13:25,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:13:25,806 INFO L225 Difference]: With dead ends: 288 [2020-10-27 22:13:25,807 INFO L226 Difference]: Without dead ends: 170 [2020-10-27 22:13:25,808 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-27 22:13:25,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2020-10-27 22:13:25,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 142. [2020-10-27 22:13:25,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-10-27 22:13:25,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 163 transitions. [2020-10-27 22:13:25,859 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 163 transitions. Word has length 59 [2020-10-27 22:13:25,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:13:25,859 INFO L481 AbstractCegarLoop]: Abstraction has 142 states and 163 transitions. [2020-10-27 22:13:25,859 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 22:13:25,860 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 163 transitions. [2020-10-27 22:13:25,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-10-27 22:13:25,862 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:13:25,863 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:13:25,863 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 22:13:25,863 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]=== [2020-10-27 22:13:25,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:13:25,864 INFO L82 PathProgramCache]: Analyzing trace with hash 1021160743, now seen corresponding path program 1 times [2020-10-27 22:13:25,864 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:13:25,864 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [449766825] [2020-10-27 22:13:25,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:13:25,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:25,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:26,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:26,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:27,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:30,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:30,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:30,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-27 22:13:30,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:13:30,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-27 22:13:30,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:30,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:13:30,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 65 [2020-10-27 22:13:30,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-27 22:13:30,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:31,356 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:13:31,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:13:31,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:31,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:31,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:31,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:31,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:31,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-27 22:13:31,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:31,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:31,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:31,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:31,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:31,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:13:31,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:31,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:31,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:31,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:31,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:31,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:31,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:31,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:31,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:31,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:31,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:31,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:13:31,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:31,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:31,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:31,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:31,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:31,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:31,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:31,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:31,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:31,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:31,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:31,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:13:31,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:31,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:31,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:31,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:31,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:31,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:31,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:31,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:31,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:31,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:31,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:31,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:13:31,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:31,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:31,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:31,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:31,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:31,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:31,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:31,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:31,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:31,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:31,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:31,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:13:31,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:31,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:31,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:31,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:31,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-27 22:13:31,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:13:31,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 22:13:31,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:31,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:13:31,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 22:13:31,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:13:31,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:31,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:31,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:31,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:31,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:31,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:13:31,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:31,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:13:31,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:31,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:13:31,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 22:13:31,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:13:31,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:31,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:31,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:31,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:31,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:31,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:31,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:31,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:13:31,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:31,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:31,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:31,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:13:31,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:31,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 22:13:31,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:31,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:31,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:31,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:31,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:31,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:13:31,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:31,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:31,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:31,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:13:31,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:31,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-27 22:13:31,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:31,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:31,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:31,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:31,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:31,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:13:31,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:31,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:31,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:31,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:13:31,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:31,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-27 22:13:31,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:31,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:31,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:31,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:31,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:31,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:13:31,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:31,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:13:31,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:31,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:13:31,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:31,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:13:31,640 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [449766825] [2020-10-27 22:13:31,640 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:13:31,640 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-27 22:13:31,640 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985147881] [2020-10-27 22:13:31,641 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 22:13:31,642 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:13:31,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 22:13:31,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-10-27 22:13:31,643 INFO L87 Difference]: Start difference. First operand 142 states and 163 transitions. Second operand 10 states. [2020-10-27 22:13:32,278 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:13:34,303 WARN L193 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 205 [2020-10-27 22:13:35,300 WARN L193 SmtUtils]: Spent 724.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 207 [2020-10-27 22:13:36,170 WARN L193 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-10-27 22:13:36,961 WARN L193 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 211 [2020-10-27 22:13:38,431 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:13:38,888 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:13:39,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:13:39,314 INFO L93 Difference]: Finished difference Result 374 states and 463 transitions. [2020-10-27 22:13:39,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 22:13:39,315 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 72 [2020-10-27 22:13:39,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:13:39,319 INFO L225 Difference]: With dead ends: 374 [2020-10-27 22:13:39,319 INFO L226 Difference]: Without dead ends: 256 [2020-10-27 22:13:39,321 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=87, Invalid=293, Unknown=0, NotChecked=0, Total=380 [2020-10-27 22:13:39,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256 states. [2020-10-27 22:13:39,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256 to 215. [2020-10-27 22:13:39,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 215 states. [2020-10-27 22:13:39,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 241 transitions. [2020-10-27 22:13:39,397 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 241 transitions. Word has length 72 [2020-10-27 22:13:39,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:13:39,398 INFO L481 AbstractCegarLoop]: Abstraction has 215 states and 241 transitions. [2020-10-27 22:13:39,398 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 22:13:39,398 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 241 transitions. [2020-10-27 22:13:39,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-10-27 22:13:39,401 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:13:39,402 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:13:39,402 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 22:13:39,402 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]=== [2020-10-27 22:13:39,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:13:39,403 INFO L82 PathProgramCache]: Analyzing trace with hash -2083162079, now seen corresponding path program 1 times [2020-10-27 22:13:39,403 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:13:39,403 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [395301767] [2020-10-27 22:13:39,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:13:39,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:39,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:39,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:40,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:40,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 128 [2020-10-27 22:13:40,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:13:40,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1389 [2020-10-27 22:13:40,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:40,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:13:40,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-27 22:13:40,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-27 22:13:40,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:41,263 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:13:41,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:13:41,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:41,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:41,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:41,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:41,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:41,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 22:13:41,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:41,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:41,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:41,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:41,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:41,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:13:41,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:41,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:41,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:41,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:41,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:41,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:41,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:41,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:41,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:41,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:41,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:41,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:13:41,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:41,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:41,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:41,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:41,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:41,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:41,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:41,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:41,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:41,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:41,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:41,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:13:41,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:41,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:41,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:41,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:41,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:41,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:13:41,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:41,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:41,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:41,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:41,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:41,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:13:41,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:41,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:41,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:41,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:41,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:41,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:13:41,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:41,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:41,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:41,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:41,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:41,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:13:41,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:41,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:41,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:41,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-27 22:13:41,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:41,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:13:41,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:41,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:41,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:41,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:13:41,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:41,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:41,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:41,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:41,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:41,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 22:13:41,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:41,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:13:41,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:41,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:41,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:41,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:13:41,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:41,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:41,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:41,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:41,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:41,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:13:41,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:41,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:13:41,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:41,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:41,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:41,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:13:41,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:41,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:13:41,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:41,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:41,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:41,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:13:41,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:41,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:13:41,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:41,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:41,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:41,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:13:41,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:41,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:13:41,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:41,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:41,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:41,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:41,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:41,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:41,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:41,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:41,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:41,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:13:41,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:41,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 22:13:41,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:41,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:41,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:41,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:41,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:41,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:13:41,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:41,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:13:41,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:41,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:13:41,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:41,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-27 22:13:41,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:41,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:41,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:41,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:41,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:41,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:13:41,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:41,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:13:41,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:41,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:13:41,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:41,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-27 22:13:41,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:41,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:41,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:41,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:41,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:41,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:41,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:41,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:41,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:41,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:41,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:41,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:13:41,502 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [395301767] [2020-10-27 22:13:41,503 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:13:41,503 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 22:13:41,503 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050412876] [2020-10-27 22:13:41,505 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:13:41,505 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:13:41,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:13:41,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:13:41,506 INFO L87 Difference]: Start difference. First operand 215 states and 241 transitions. Second operand 9 states. [2020-10-27 22:13:42,026 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:13:44,540 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 206 [2020-10-27 22:13:44,993 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:13:45,395 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:13:45,779 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:13:46,248 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:13:47,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:13:47,838 INFO L93 Difference]: Finished difference Result 635 states and 793 transitions. [2020-10-27 22:13:47,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 22:13:47,839 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 86 [2020-10-27 22:13:47,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:13:47,845 INFO L225 Difference]: With dead ends: 635 [2020-10-27 22:13:47,845 INFO L226 Difference]: Without dead ends: 444 [2020-10-27 22:13:47,846 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2020-10-27 22:13:47,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 444 states. [2020-10-27 22:13:47,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 444 to 397. [2020-10-27 22:13:47,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 397 states. [2020-10-27 22:13:47,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 460 transitions. [2020-10-27 22:13:47,974 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 460 transitions. Word has length 86 [2020-10-27 22:13:47,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:13:47,974 INFO L481 AbstractCegarLoop]: Abstraction has 397 states and 460 transitions. [2020-10-27 22:13:47,974 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:13:47,974 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 460 transitions. [2020-10-27 22:13:47,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-27 22:13:47,976 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:13:47,977 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:13:47,977 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 22:13:47,977 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]=== [2020-10-27 22:13:47,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:13:47,978 INFO L82 PathProgramCache]: Analyzing trace with hash 993066938, now seen corresponding path program 1 times [2020-10-27 22:13:47,978 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:13:47,978 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [425831226] [2020-10-27 22:13:47,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:13:48,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:48,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:48,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:48,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-27 22:13:48,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:48,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 304 [2020-10-27 22:13:48,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:48,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:13:48,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-10-27 22:13:48,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:13:48,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:48,653 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:13:48,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:13:48,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:48,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:48,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:48,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:48,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:48,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 22:13:48,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:48,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:48,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:48,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:48,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:48,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:13:48,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:48,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:48,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:48,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:48,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:48,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:48,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:48,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:48,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:48,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:48,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:48,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:13:48,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:48,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:48,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:48,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:48,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:48,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:48,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:48,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:48,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:48,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:48,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:48,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:13:48,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:48,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:48,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:48,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:48,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:48,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:13:48,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:48,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:48,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:48,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:48,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:48,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:13:48,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:48,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:48,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:48,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:48,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:48,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:48,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:48,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:48,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:48,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:48,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:48,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:13:48,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:48,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:48,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:48,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:48,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:48,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:48,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:48,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:48,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:48,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:48,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:48,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 22:13:48,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:48,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:48,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:48,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-27 22:13:48,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:48,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:13:48,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:48,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:13:48,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 22:13:48,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:13:48,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:48,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:48,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:48,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:48,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:48,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 22:13:48,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:48,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 22:13:48,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:48,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:13:48,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:13:48,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:13:48,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:48,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:48,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:48,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:48,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:48,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:13:48,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:48,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:13:48,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:48,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:13:48,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 22:13:48,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:13:48,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:48,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:13:48,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:48,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:48,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:48,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:13:48,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:48,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:13:48,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:48,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:13:48,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:48,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:13:48,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:48,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:13:48,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:48,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:48,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:48,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:48,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:48,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:48,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:48,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:48,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 22:13:48,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:48,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:48,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-27 22:13:48,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:48,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:48,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:48,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:48,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:48,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:48,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:48,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:48,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:48,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:48,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:48,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 22:13:48,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:48,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:48,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:48,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:48,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:48,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:48,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:48,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:48,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:48,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:48,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:48,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-27 22:13:48,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:48,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:48,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:48,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:48,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:48,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:48,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:48,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:48,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:48,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:48,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:48,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:13:48,921 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [425831226] [2020-10-27 22:13:48,921 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:13:48,921 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 22:13:48,921 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204245476] [2020-10-27 22:13:48,922 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:13:48,922 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:13:48,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:13:48,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:13:48,923 INFO L87 Difference]: Start difference. First operand 397 states and 460 transitions. Second operand 8 states. [2020-10-27 22:13:50,113 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:13:50,499 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:13:50,903 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:13:52,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:13:52,513 INFO L93 Difference]: Finished difference Result 854 states and 1050 transitions. [2020-10-27 22:13:52,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 22:13:52,514 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 90 [2020-10-27 22:13:52,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:13:52,519 INFO L225 Difference]: With dead ends: 854 [2020-10-27 22:13:52,519 INFO L226 Difference]: Without dead ends: 481 [2020-10-27 22:13:52,521 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:13:52,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 481 states. [2020-10-27 22:13:52,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 481 to 400. [2020-10-27 22:13:52,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 400 states. [2020-10-27 22:13:52,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 463 transitions. [2020-10-27 22:13:52,635 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 463 transitions. Word has length 90 [2020-10-27 22:13:52,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:13:52,635 INFO L481 AbstractCegarLoop]: Abstraction has 400 states and 463 transitions. [2020-10-27 22:13:52,636 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:13:52,636 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 463 transitions. [2020-10-27 22:13:52,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-27 22:13:52,637 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:13:52,638 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:13:52,638 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 22:13:52,638 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]=== [2020-10-27 22:13:52,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:13:52,639 INFO L82 PathProgramCache]: Analyzing trace with hash 598700152, now seen corresponding path program 1 times [2020-10-27 22:13:52,639 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:13:52,639 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1121622395] [2020-10-27 22:13:52,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:13:52,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:52,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:53,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:53,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-27 22:13:53,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:53,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 347 [2020-10-27 22:13:53,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:53,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:13:53,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-27 22:13:53,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:13:53,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:53,361 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:13:53,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:13:53,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:53,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:53,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:53,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:53,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:53,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 22:13:53,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:53,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:53,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:53,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:53,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:53,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:13:53,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:53,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:53,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:53,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:53,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:53,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:53,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:53,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:53,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:53,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:53,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:53,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:13:53,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:53,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:53,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:53,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:53,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:53,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:53,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:53,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:53,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:53,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:53,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:53,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:13:53,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:53,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:53,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:53,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:53,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:53,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:53,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:53,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:53,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:53,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:53,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:53,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:13:53,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:53,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:53,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:53,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:53,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:53,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:53,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:53,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:53,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:53,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:53,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:53,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:13:53,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:53,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:53,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:53,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:53,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:53,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:53,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:53,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:53,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:53,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:53,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:53,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 22:13:53,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:53,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:53,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:53,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-27 22:13:53,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:53,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 22:13:53,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:53,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:13:53,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 22:13:53,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:13:53,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:53,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:53,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:53,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:53,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:53,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 22:13:53,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:53,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 22:13:53,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:53,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:13:53,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:13:53,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:13:53,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:53,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:13:53,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:53,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:53,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:53,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:13:53,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:53,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:13:53,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:53,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:13:53,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:53,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:13:53,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:53,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:13:53,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:53,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:53,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:53,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:13:53,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:53,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:53,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:53,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:53,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:13:53,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:53,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:53,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:13:53,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:53,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:53,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:53,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:13:53,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:53,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:53,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:53,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:53,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 22:13:53,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:53,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 22:13:53,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-27 22:13:53,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:53,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:53,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:53,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:53,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:53,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:13:53,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:53,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:53,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:53,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:53,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:53,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 22:13:53,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:53,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:53,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:53,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:53,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:53,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:53,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:53,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:53,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:53,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:53,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:53,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-27 22:13:53,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:53,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:53,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:13:53,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:13:53,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:13:53,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:13:53,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:13:53,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:13:53,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:13:53,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:13:53,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:13:53,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 22:13:53,662 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1121622395] [2020-10-27 22:13:53,663 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:13:53,663 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 22:13:53,664 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287073667] [2020-10-27 22:13:53,665 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:13:53,665 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:13:53,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:13:53,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:13:53,671 INFO L87 Difference]: Start difference. First operand 400 states and 463 transitions. Second operand 9 states. [2020-10-27 22:13:55,134 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:13:55,536 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:13:55,978 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:13:56,361 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:13:57,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:13:57,755 INFO L93 Difference]: Finished difference Result 861 states and 1067 transitions. [2020-10-27 22:13:57,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 22:13:57,756 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 90 [2020-10-27 22:13:57,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:13:57,760 INFO L225 Difference]: With dead ends: 861 [2020-10-27 22:13:57,760 INFO L226 Difference]: Without dead ends: 485 [2020-10-27 22:13:57,763 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:13:57,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 485 states. [2020-10-27 22:13:57,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 485 to 402. [2020-10-27 22:13:57,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 402 states. [2020-10-27 22:13:57,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 465 transitions. [2020-10-27 22:13:57,896 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 465 transitions. Word has length 90 [2020-10-27 22:13:57,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:13:57,896 INFO L481 AbstractCegarLoop]: Abstraction has 402 states and 465 transitions. [2020-10-27 22:13:57,897 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:13:57,897 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 465 transitions. [2020-10-27 22:13:57,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-10-27 22:13:57,900 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:13:57,900 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:13:57,900 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 22:13:57,901 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]=== [2020-10-27 22:13:57,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:13:57,901 INFO L82 PathProgramCache]: Analyzing trace with hash -424978599, now seen corresponding path program 1 times [2020-10-27 22:13:57,901 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:13:57,902 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [710769117] [2020-10-27 22:13:57,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:13:57,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:13:57,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:13:58,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:01,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:01,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 150 [2020-10-27 22:14:01,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:14:01,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4066 [2020-10-27 22:14:01,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:01,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:14:01,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 101 [2020-10-27 22:14:02,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 22:14:02,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,400 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:14:02,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:14:02,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:02,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 22:14:02,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:02,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:02,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:02,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:14:02,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:02,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:02,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:02,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:02,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:02,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:14:02,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:02,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:02,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:02,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:02,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:02,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:14:02,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:02,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:02,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:02,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:02,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:02,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:14:02,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:02,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:02,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:02,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:02,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:02,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:14:02,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:02,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:02,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:02,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:02,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:02,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 22:14:02,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-27 22:14:02,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-27 22:14:02,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:14:02,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:02,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-27 22:14:02,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:02,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-27 22:14:02,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-27 22:14:02,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:14:02,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:02,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-27 22:14:02,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:02,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:14:02,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:14:02,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:02,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:02,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:02,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:02,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:14:02,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:02,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:02,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:02,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:02,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:14:02,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:14:02,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:14:02,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 22:14:02,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:14:02,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:02,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:14:02,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:02,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:14:02,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:14:02,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:14:02,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:02,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:14:02,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:02,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:02,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:14:02,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:14:02,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:02,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:14:02,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-27 22:14:02,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:02,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:14:02,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:14:02,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:02,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:14:02,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-27 22:14:02,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:02,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:02,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:02,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:02,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:02,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 22:14:02,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:02,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:02,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:02,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:02,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:02,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:02,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:02,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:02,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:02,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:02,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:02,941 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-27 22:14:02,941 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [710769117] [2020-10-27 22:14:02,941 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:14:02,942 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 22:14:02,943 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944948458] [2020-10-27 22:14:02,943 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 22:14:02,943 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:14:02,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 22:14:02,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:14:02,945 INFO L87 Difference]: Start difference. First operand 402 states and 465 transitions. Second operand 13 states. [2020-10-27 22:14:04,365 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:14:05,566 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:14:06,065 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:14:06,497 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:14:06,910 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:14:07,380 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:14:07,784 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:14:08,186 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:14:08,562 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:14:08,989 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-27 22:14:09,465 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:14:10,293 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:14:10,763 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:14:11,226 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 22:14:14,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:14:14,337 INFO L93 Difference]: Finished difference Result 1266 states and 1657 transitions. [2020-10-27 22:14:14,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-27 22:14:14,338 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 102 [2020-10-27 22:14:14,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:14:14,345 INFO L225 Difference]: With dead ends: 1266 [2020-10-27 22:14:14,345 INFO L226 Difference]: Without dead ends: 888 [2020-10-27 22:14:14,348 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=202, Invalid=854, Unknown=0, NotChecked=0, Total=1056 [2020-10-27 22:14:14,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 888 states. [2020-10-27 22:14:14,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 888 to 729. [2020-10-27 22:14:14,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 729 states. [2020-10-27 22:14:14,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 729 states and 859 transitions. [2020-10-27 22:14:14,522 INFO L78 Accepts]: Start accepts. Automaton has 729 states and 859 transitions. Word has length 102 [2020-10-27 22:14:14,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:14:14,523 INFO L481 AbstractCegarLoop]: Abstraction has 729 states and 859 transitions. [2020-10-27 22:14:14,523 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 22:14:14,523 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 859 transitions. [2020-10-27 22:14:14,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-10-27 22:14:14,531 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:14:14,532 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:14:14,532 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 22:14:14,532 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]=== [2020-10-27 22:14:14,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:14:14,533 INFO L82 PathProgramCache]: Analyzing trace with hash 1834063860, now seen corresponding path program 1 times [2020-10-27 22:14:14,533 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:14:14,533 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1487720060] [2020-10-27 22:14:14,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:14:14,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:14,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:14,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:14,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:15,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:19,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:19,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:19,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 222 [2020-10-27 22:14:19,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:14:19,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-27 22:14:19,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:19,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:14:19,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 173 [2020-10-27 22:14:19,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:14:19,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:19,977 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:14:19,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:14:19,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:19,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:20,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:20,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:20,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:20,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 22:14:20,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:20,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:20,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:20,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:20,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:20,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:14:20,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:20,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:20,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:20,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:20,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:20,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:20,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:20,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:20,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:20,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:20,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:20,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:14:20,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:20,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:20,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:20,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:20,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:20,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:20,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:20,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:20,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:20,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:20,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:20,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:14:20,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:20,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:20,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:20,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:20,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:20,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:20,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:20,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:20,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:20,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:20,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:20,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:14:20,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:20,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:20,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:20,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:20,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:20,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:20,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:20,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:20,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:20,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:20,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:20,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:14:20,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:20,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:20,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:20,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:20,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:20,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:20,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:20,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:20,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:20,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:20,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:20,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:14:20,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:20,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:20,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:20,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:20,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 22:14:20,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:14:20,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-27 22:14:20,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:20,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:14:20,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-27 22:14:20,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 22:14:20,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:20,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:20,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:20,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:20,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:20,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:14:20,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:20,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-27 22:14:20,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:20,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:14:20,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:20,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-27 22:14:20,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:20,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:20,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:20,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:20,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:20,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:14:20,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:20,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-27 22:14:20,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:20,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:14:20,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:20,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-27 22:14:20,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:20,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:20,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:20,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:20,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:20,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:14:20,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:20,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:14:20,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:20,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:20,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:20,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:20,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:14:20,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:20,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:20,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:20,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:20,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:14:20,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:20,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:20,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:20,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:20,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:20,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:20,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:20,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:14:20,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:20,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:20,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:20,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:14:20,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:20,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 22:14:20,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:20,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:14:20,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:20,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:14:20,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:20,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:20,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:20,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:20,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:20,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:14:20,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:20,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:14:20,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:20,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:14:20,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:20,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:14:20,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:20,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:20,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:20,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:20,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:20,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:20,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:20,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:14:20,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:20,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:14:20,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:20,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:14:20,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:14:20,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:14:20,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:20,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:20,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:20,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:20,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:20,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:14:20,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:20,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:14:20,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:20,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:14:20,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:20,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:14:20,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:20,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:20,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:20,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:14:20,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:20,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:14:20,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:20,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:14:20,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 22:14:20,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:14:20,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:20,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:20,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:20,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:20,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:20,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:20,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:20,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:14:20,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:20,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:14:20,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:20,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:14:20,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:20,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-27 22:14:20,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:20,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:20,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:20,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:20,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:20,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:14:20,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:20,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:20,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:20,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:20,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:20,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-27 22:14:20,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:20,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:20,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:20,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 22:14:20,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:20,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:14:20,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:20,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:14:20,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 22:14:20,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:14:20,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:20,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:20,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:20,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:20,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:20,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 22:14:20,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:20,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:14:20,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:20,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:14:20,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:20,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:14:20,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:20,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:20,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:20,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:20,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:20,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:20,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:20,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:20,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:20,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:20,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:20,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:20,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:20,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 22:14:20,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:20,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:20,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:20,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:20,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:20,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:20,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:20,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:20,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:20,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:20,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:20,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 22:14:20,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:20,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:20,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:20,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:20,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:20,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:14:20,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:20,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:20,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:20,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:20,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:20,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 22:14:20,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:20,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:20,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:20,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:20,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:20,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:20,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:20,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:20,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:20,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:20,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:20,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-27 22:14:20,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:20,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:20,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:20,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:20,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:20,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:20,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:20,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:20,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:20,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:20,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:20,780 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-10-27 22:14:20,780 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1487720060] [2020-10-27 22:14:20,780 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:14:20,780 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-27 22:14:20,781 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473990629] [2020-10-27 22:14:20,781 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-27 22:14:20,781 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:14:20,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-27 22:14:20,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=302, Unknown=0, NotChecked=0, Total=342 [2020-10-27 22:14:20,782 INFO L87 Difference]: Start difference. First operand 729 states and 859 transitions. Second operand 19 states. [2020-10-27 22:14:22,267 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:14:23,493 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:14:24,989 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:14:25,538 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:14:26,011 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:14:26,458 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:14:26,985 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:14:27,429 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:14:27,868 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:14:28,265 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:14:28,751 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:14:29,194 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:14:29,784 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:14:30,190 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:14:31,573 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:14:32,014 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:14:32,530 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:14:33,005 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:14:33,445 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:14:33,891 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-27 22:14:34,417 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:14:34,886 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:14:35,866 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:14:36,304 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:14:37,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:14:37,396 INFO L93 Difference]: Finished difference Result 1566 states and 2002 transitions. [2020-10-27 22:14:37,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-10-27 22:14:37,398 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 156 [2020-10-27 22:14:37,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:14:37,405 INFO L225 Difference]: With dead ends: 1566 [2020-10-27 22:14:37,405 INFO L226 Difference]: Without dead ends: 861 [2020-10-27 22:14:37,409 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 493 ImplicationChecksByTransitivity, 10.5s TimeCoverageRelationStatistics Valid=367, Invalid=2083, Unknown=0, NotChecked=0, Total=2450 [2020-10-27 22:14:37,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 861 states. [2020-10-27 22:14:37,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 861 to 723. [2020-10-27 22:14:37,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 723 states. [2020-10-27 22:14:37,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 723 states and 821 transitions. [2020-10-27 22:14:37,613 INFO L78 Accepts]: Start accepts. Automaton has 723 states and 821 transitions. Word has length 156 [2020-10-27 22:14:37,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:14:37,614 INFO L481 AbstractCegarLoop]: Abstraction has 723 states and 821 transitions. [2020-10-27 22:14:37,614 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-27 22:14:37,614 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 821 transitions. [2020-10-27 22:14:37,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-27 22:14:37,619 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:14:37,620 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:14:37,620 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-27 22:14:37,620 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]=== [2020-10-27 22:14:37,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:14:37,621 INFO L82 PathProgramCache]: Analyzing trace with hash -1978238906, now seen corresponding path program 1 times [2020-10-27 22:14:37,621 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:14:37,621 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1362639787] [2020-10-27 22:14:37,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:14:37,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:37,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:37,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:38,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:38,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:42,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:42,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 230 [2020-10-27 22:14:42,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 22:14:42,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-27 22:14:42,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:42,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:14:42,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-27 22:14:42,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 92 [2020-10-27 22:14:42,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,039 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:14:43,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:14:43,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:43,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 22:14:43,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:43,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:43,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:43,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:14:43,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:43,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:43,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:43,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:43,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:43,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:14:43,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:43,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:43,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:43,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:43,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:43,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:14:43,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:43,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:43,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:43,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:43,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:43,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:14:43,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:14:43,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:43,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:43,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:43,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:43,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:14:43,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:43,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:14:43,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:14:43,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:43,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:14:43,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 22:14:43,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:14:43,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-27 22:14:43,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-27 22:14:43,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 22:14:43,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 22:14:43,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-10-27 22:14:43,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:43,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:14:43,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 22:14:43,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:14:43,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:43,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-27 22:14:43,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:43,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:14:43,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:14:43,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:14:43,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:43,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:14:43,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:43,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:14:43,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:14:43,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:14:43,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:43,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:14:43,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:43,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:14:43,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:43,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:14:43,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:43,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:14:43,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:14:43,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:14:43,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:14:43,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:14:43,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:43,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 22:14:43,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:43,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:14:43,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:43,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:43,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:43,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:43,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:43,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:43,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:43,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:43,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:43,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:43,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:14:43,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:43,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:43,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:43,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:43,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:43,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:14:43,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 22:14:43,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 22:14:43,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:14:43,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:43,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 22:14:43,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:43,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:43,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:43,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:43,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:43,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:43,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 22:14:43,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:43,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:14:43,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:14:43,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:43,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:14:43,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-27 22:14:43,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:43,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:14:43,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:43,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:43,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:43,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 22:14:43,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 22:14:43,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:14:43,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:43,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-27 22:14:43,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:43,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:14:43,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 22:14:43,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:14:43,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:43,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:43,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:43,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:14:43,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:43,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:43,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:43,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:43,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:43,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 22:14:43,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:43,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:43,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:43,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:14:43,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:43,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 22:14:43,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:43,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:43,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:43,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:43,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:43,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-27 22:14:43,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:43,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:14:43,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:43,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:43,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:43,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-27 22:14:43,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:43,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:43,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:14:43,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:14:43,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:14:43,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:14:43,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:14:43,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:14:43,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:14:43,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:14:43,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:14:43,607 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-27 22:14:43,612 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1362639787] [2020-10-27 22:14:43,612 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:14:43,612 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-27 22:14:43,613 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14044989] [2020-10-27 22:14:43,613 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 22:14:43,613 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:14:43,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 22:14:43,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:14:43,618 INFO L87 Difference]: Start difference. First operand 723 states and 821 transitions. Second operand 15 states. [2020-10-27 22:14:44,885 WARN L193 SmtUtils]: Spent 995.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 204 [2020-10-27 22:14:45,737 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:14:46,862 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 205 [2020-10-27 22:14:49,001 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 211 DAG size of output: 206 [2020-10-27 22:14:50,070 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 211 DAG size of output: 206 [2020-10-27 22:14:51,180 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 216 DAG size of output: 208 [2020-10-27 22:14:51,900 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 207 [2020-10-27 22:14:52,660 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 207 [2020-10-27 22:14:53,500 WARN L193 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 209 [2020-10-27 22:14:56,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:14:56,212 INFO L93 Difference]: Finished difference Result 1830 states and 2295 transitions. [2020-10-27 22:14:56,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-27 22:14:56,213 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 162 [2020-10-27 22:14:56,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:14:56,223 INFO L225 Difference]: With dead ends: 1830 [2020-10-27 22:14:56,224 INFO L226 Difference]: Without dead ends: 1131 [2020-10-27 22:14:56,227 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 255 ImplicationChecksByTransitivity, 8.3s TimeCoverageRelationStatistics Valid=294, Invalid=966, Unknown=0, NotChecked=0, Total=1260 [2020-10-27 22:14:56,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1131 states. [2020-10-27 22:14:56,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1131 to 824. [2020-10-27 22:14:56,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 824 states. [2020-10-27 22:14:56,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 824 states and 937 transitions. [2020-10-27 22:14:56,448 INFO L78 Accepts]: Start accepts. Automaton has 824 states and 937 transitions. Word has length 162 [2020-10-27 22:14:56,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:14:56,449 INFO L481 AbstractCegarLoop]: Abstraction has 824 states and 937 transitions. [2020-10-27 22:14:56,449 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 22:14:56,449 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 937 transitions. [2020-10-27 22:14:56,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-10-27 22:14:56,454 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:14:56,454 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 22:14:56,455 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-27 22:14:56,455 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]=== [2020-10-27 22:14:56,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:14:56,455 INFO L82 PathProgramCache]: Analyzing trace with hash 842334383, now seen corresponding path program 1 times [2020-10-27 22:14:56,456 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:14:56,456 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1858290272] [2020-10-27 22:14:56,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:14:56,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:14:56,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:56,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:56,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:14:57,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:01,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:01,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:01,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 236 [2020-10-27 22:15:01,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:15:01,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-27 22:15:01,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:01,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:15:01,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 152 [2020-10-27 22:15:01,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-10-27 22:15:01,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:01,899 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:15:01,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:15:01,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:01,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:01,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:01,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:15:01,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:01,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 22:15:01,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:01,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:01,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:01,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:01,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:01,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:15:01,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:01,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:01,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:01,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:15:01,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:01,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:15:01,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:01,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:01,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:01,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:01,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:01,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:15:01,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:01,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:01,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:01,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:15:01,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:01,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:15:01,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:01,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:01,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:01,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:01,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:01,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:15:01,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:01,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:01,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:01,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:15:01,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:01,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:15:01,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:01,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:01,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:01,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:01,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:01,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:15:01,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:01,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:01,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:01,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:15:01,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:01,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:15:01,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:01,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:01,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:01,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:01,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:01,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:15:01,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:01,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:01,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:01,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:15:01,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:01,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:15:01,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:01,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:01,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:01,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:01,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:02,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 22:15:02,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:02,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:02,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:02,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:02,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-27 22:15:02,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:15:02,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-27 22:15:02,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:02,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:15:02,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:15:02,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:15:02,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:02,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:15:02,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:02,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:02,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:02,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:15:02,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:02,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 22:15:02,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:02,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:15:02,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 22:15:02,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:15:02,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:02,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:15:02,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:02,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:02,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:02,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:15:02,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:02,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 22:15:02,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:02,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:15:02,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:15:02,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:15:02,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:02,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:15:02,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:02,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:02,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:02,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:15:02,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:02,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:15:02,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:02,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:15:02,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:02,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:15:02,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:02,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:15:02,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:02,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:02,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:02,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:15:02,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:02,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:15:02,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:02,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:02,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:02,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:02,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:02,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:15:02,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:02,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:02,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:02,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:15:02,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:02,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:15:02,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:02,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:02,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:15:02,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:02,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:02,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:15:02,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:02,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:02,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:02,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:15:02,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:02,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:15:02,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:02,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:02,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:02,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:02,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:02,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:15:02,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:02,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:02,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:02,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:15:02,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:02,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:15:02,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:02,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:02,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:02,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:02,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:02,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:15:02,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:02,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:02,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:02,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:15:02,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:02,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:15:02,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:02,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:02,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:02,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:02,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:02,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:15:02,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:02,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:02,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:02,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 22:15:02,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:02,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:15:02,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:02,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:02,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 22:15:02,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:02,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:02,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:15:02,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:02,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:02,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:02,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:15:02,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:02,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:15:02,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:02,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:02,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:02,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:02,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:02,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 22:15:02,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:02,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:02,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:02,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:15:02,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:02,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:15:02,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:02,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:02,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:02,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:02,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:02,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 22:15:02,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:02,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:02,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:02,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:15:02,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:02,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:15:02,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:02,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:15:02,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:02,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 22:15:02,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:02,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-27 22:15:02,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:02,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:02,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:02,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:15:02,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:02,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:15:02,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:02,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:15:02,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 22:15:02,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:15:02,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:02,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 22:15:02,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:02,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:02,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:02,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 22:15:02,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:02,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:15:02,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:02,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:15:02,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:02,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-27 22:15:02,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:02,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:15:02,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:02,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:02,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:02,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 22:15:02,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:02,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:15:02,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:02,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:02,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:02,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:02,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:02,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:15:02,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:02,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:02,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:02,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:15:02,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:02,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:15:02,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:02,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:02,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:02,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:02,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:02,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 22:15:02,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:02,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:02,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:02,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:15:02,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:02,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:15:02,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:02,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:02,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:02,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:02,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:02,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 22:15:02,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:02,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:02,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:02,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:15:02,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:02,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:15:02,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:02,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:15:02,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:02,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:15:02,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:02,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-27 22:15:02,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:02,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:02,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:02,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:15:02,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:02,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:15:02,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:02,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:15:02,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:15:02,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:15:02,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:02,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-27 22:15:02,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:15:02,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:15:02,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:15:02,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:15:02,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:15:02,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:15:02,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:15:02,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:15:02,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:15:02,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:15:02,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:15:02,454 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-27 22:15:02,455 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1858290272] [2020-10-27 22:15:02,455 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:15:02,455 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-27 22:15:02,455 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526538677] [2020-10-27 22:15:02,456 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 22:15:02,456 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:15:02,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 22:15:02,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2020-10-27 22:15:02,457 INFO L87 Difference]: Start difference. First operand 824 states and 937 transitions. Second operand 16 states. [2020-10-27 22:15:03,194 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:15:04,203 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:15:05,118 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:15:05,562 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:15:06,033 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:15:06,470 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:15:07,897 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:15:08,338 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:15:08,738 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:15:09,141 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:15:11,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:15:11,564 INFO L93 Difference]: Finished difference Result 1847 states and 2273 transitions. [2020-10-27 22:15:11,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 22:15:11,565 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 166 [2020-10-27 22:15:11,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:15:11,566 INFO L225 Difference]: With dead ends: 1847 [2020-10-27 22:15:11,566 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 22:15:11,572 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 194 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=248, Invalid=874, Unknown=0, NotChecked=0, Total=1122 [2020-10-27 22:15:11,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 22:15:11,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 22:15:11,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 22:15:11,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 22:15:11,573 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 166 [2020-10-27 22:15:11,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:15:11,574 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 22:15:11,574 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 22:15:11,574 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 22:15:11,574 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 22:15:11,574 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-27 22:15:11,576 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 22:15:11,702 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-10-27 22:15:12,555 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 255 [2020-10-27 22:15:12,799 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 257 [2020-10-27 22:15:15,426 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 413 DAG size of output: 367 [2020-10-27 22:15:19,789 WARN L193 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 413 DAG size of output: 368 [2020-10-27 22:15:24,142 WARN L193 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 384 DAG size of output: 347 [2020-10-27 22:15:25,853 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 384 DAG size of output: 347 [2020-10-27 22:15:27,995 WARN L193 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 407 DAG size of output: 363 [2020-10-27 22:15:30,141 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 183 DAG size of output: 21 [2020-10-27 22:15:31,743 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 182 DAG size of output: 28 [2020-10-27 22:15:32,055 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 1 [2020-10-27 22:15:32,825 WARN L193 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 28 [2020-10-27 22:15:33,213 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-27 22:15:33,390 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-27 22:15:34,558 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 173 DAG size of output: 30 [2020-10-27 22:15:36,171 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 175 DAG size of output: 21 [2020-10-27 22:15:38,575 WARN L193 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 264 DAG size of output: 27 [2020-10-27 22:15:41,565 WARN L193 SmtUtils]: Spent 2.98 s on a formula simplification. DAG size of input: 211 DAG size of output: 57 [2020-10-27 22:15:42,309 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 28 [2020-10-27 22:15:44,113 WARN L193 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 180 DAG size of output: 27 [2020-10-27 22:15:46,307 WARN L193 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 174 DAG size of output: 35 [2020-10-27 22:15:47,029 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 28 [2020-10-27 22:15:49,022 WARN L193 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 200 DAG size of output: 11 [2020-10-27 22:15:49,348 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:15:51,398 WARN L193 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 206 DAG size of output: 15 [2020-10-27 22:15:51,740 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 1 [2020-10-27 22:15:51,904 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-27 22:15:52,069 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-27 22:15:54,512 WARN L193 SmtUtils]: Spent 2.44 s on a formula simplification. DAG size of input: 265 DAG size of output: 27 [2020-10-27 22:15:55,930 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 201 DAG size of output: 13 [2020-10-27 22:15:56,297 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 1 [2020-10-27 22:15:56,459 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-27 22:15:59,097 WARN L193 SmtUtils]: Spent 2.63 s on a formula simplification. DAG size of input: 173 DAG size of output: 17 [2020-10-27 22:16:00,032 WARN L193 SmtUtils]: Spent 929.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 22 [2020-10-27 22:16:03,281 WARN L193 SmtUtils]: Spent 3.24 s on a formula simplification. DAG size of input: 181 DAG size of output: 34 [2020-10-27 22:16:03,389 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 32 [2020-10-27 22:16:03,743 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-10-27 22:16:05,736 WARN L193 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 183 DAG size of output: 21 [2020-10-27 22:16:06,454 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 28 [2020-10-27 22:16:06,808 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-10-27 22:16:08,533 WARN L193 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 187 DAG size of output: 14 [2020-10-27 22:16:10,086 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 175 DAG size of output: 21 [2020-10-27 22:16:10,450 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 1 [2020-10-27 22:16:12,282 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 198 DAG size of output: 22 [2020-10-27 22:16:12,636 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-27 22:16:12,919 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 1 [2020-10-27 22:16:13,644 WARN L193 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 28 [2020-10-27 22:16:15,404 WARN L193 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 250 DAG size of output: 46 [2020-10-27 22:16:18,022 WARN L193 SmtUtils]: Spent 2.61 s on a formula simplification. DAG size of input: 173 DAG size of output: 17 [2020-10-27 22:16:19,855 WARN L193 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 204 DAG size of output: 29 [2020-10-27 22:16:21,552 WARN L193 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 249 DAG size of output: 46 [2020-10-27 22:16:22,479 WARN L193 SmtUtils]: Spent 921.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 22 [2020-10-27 22:16:24,006 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 162 DAG size of output: 22 [2020-10-27 22:16:24,293 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 1 [2020-10-27 22:16:25,028 WARN L193 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 28 [2020-10-27 22:16:26,568 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 175 DAG size of output: 21 [2020-10-27 22:16:26,929 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 1 [2020-10-27 22:16:27,313 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-27 22:16:28,279 WARN L193 SmtUtils]: Spent 961.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 38 [2020-10-27 22:16:29,964 WARN L193 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 177 DAG size of output: 24 [2020-10-27 22:16:30,759 WARN L193 SmtUtils]: Spent 792.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 28 [2020-10-27 22:16:31,544 WARN L193 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 28 [2020-10-27 22:16:31,708 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-27 22:16:33,283 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 160 DAG size of output: 13 [2020-10-27 22:16:33,668 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2020-10-27 22:16:36,335 WARN L193 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 262 DAG size of output: 27 [2020-10-27 22:16:36,342 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 22:16:36,343 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 22:16:36,343 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 22:16:36,343 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 22:16:36,343 INFO L274 CegarLoopResult]: For program point L258-2(lines 258 279) no Hoare annotation was computed. [2020-10-27 22:16:36,344 INFO L274 CegarLoopResult]: For program point L280(lines 257 281) no Hoare annotation was computed. [2020-10-27 22:16:36,344 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 233 288) no Hoare annotation was computed. [2020-10-27 22:16:36,344 INFO L274 CegarLoopResult]: For program point L264(lines 264 268) no Hoare annotation was computed. [2020-10-27 22:16:36,344 INFO L274 CegarLoopResult]: For program point L264-1(lines 264 268) no Hoare annotation was computed. [2020-10-27 22:16:36,344 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 233 288) no Hoare annotation was computed. [2020-10-27 22:16:36,344 INFO L274 CegarLoopResult]: For program point L259(line 259) no Hoare annotation was computed. [2020-10-27 22:16:36,344 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 233 288) no Hoare annotation was computed. [2020-10-27 22:16:36,344 INFO L274 CegarLoopResult]: For program point L321(lines 321 325) no Hoare annotation was computed. [2020-10-27 22:16:36,344 INFO L274 CegarLoopResult]: For program point L321-1(lines 321 325) no Hoare annotation was computed. [2020-10-27 22:16:36,344 INFO L274 CegarLoopResult]: For program point L316(line 316) no Hoare annotation was computed. [2020-10-27 22:16:36,344 INFO L274 CegarLoopResult]: For program point L315-2(lines 315 340) no Hoare annotation was computed. [2020-10-27 22:16:36,344 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 289 348) no Hoare annotation was computed. [2020-10-27 22:16:36,345 INFO L274 CegarLoopResult]: For program point L341(lines 314 342) no Hoare annotation was computed. [2020-10-27 22:16:36,345 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 289 348) no Hoare annotation was computed. [2020-10-27 22:16:36,345 INFO L274 CegarLoopResult]: For program point L334(line 334) no Hoare annotation was computed. [2020-10-27 22:16:36,345 INFO L274 CegarLoopResult]: For program point L334-1(line 334) no Hoare annotation was computed. [2020-10-27 22:16:36,345 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 289 348) no Hoare annotation was computed. [2020-10-27 22:16:36,345 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 164 170) the Hoare annotation is: true [2020-10-27 22:16:36,345 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 164 170) no Hoare annotation was computed. [2020-10-27 22:16:36,345 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 171 179) no Hoare annotation was computed. [2020-10-27 22:16:36,345 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 171 179) the Hoare annotation is: true [2020-10-27 22:16:36,345 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 171 179) no Hoare annotation was computed. [2020-10-27 22:16:36,346 INFO L270 CegarLoopResult]: At program point L129(line 129) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~waterLevel~0)| 1))) [2020-10-27 22:16:36,346 INFO L270 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~waterLevel~0)| 1))) [2020-10-27 22:16:36,346 INFO L270 CegarLoopResult]: At program point L128-1(line 128) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~waterLevel~0)| 1))) [2020-10-27 22:16:36,346 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~waterLevel~0)| 1))) [2020-10-27 22:16:36,347 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2020-10-27 22:16:36,347 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2020-10-27 22:16:36,347 INFO L270 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~waterLevel~0)| 1))) [2020-10-27 22:16:36,347 INFO L270 CegarLoopResult]: At program point L134-1(line 134) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~waterLevel~0)| 1))) [2020-10-27 22:16:36,347 INFO L274 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-10-27 22:16:36,347 INFO L274 CegarLoopResult]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2020-10-27 22:16:36,347 INFO L274 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-27 22:16:36,347 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 77 100) no Hoare annotation was computed. [2020-10-27 22:16:36,348 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-10-27 22:16:36,348 INFO L274 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-27 22:16:36,348 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-27 22:16:36,348 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 77 100) no Hoare annotation was computed. [2020-10-27 22:16:36,348 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-27 22:16:36,348 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 77 100) no Hoare annotation was computed. [2020-10-27 22:16:36,348 INFO L274 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-27 22:16:36,348 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-27 22:16:36,348 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-27 22:16:36,348 INFO L274 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-27 22:16:36,348 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-27 22:16:36,349 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-27 22:16:36,349 INFO L274 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-27 22:16:36,349 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-27 22:16:36,349 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-27 22:16:36,349 INFO L274 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-27 22:16:36,349 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 901 909) no Hoare annotation was computed. [2020-10-27 22:16:36,349 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 901 909) the Hoare annotation is: true [2020-10-27 22:16:36,349 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 901 909) no Hoare annotation was computed. [2020-10-27 22:16:36,349 INFO L274 CegarLoopResult]: For program point L974(lines 974 978) no Hoare annotation was computed. [2020-10-27 22:16:36,350 INFO L277 CegarLoopResult]: At program point L972(line 972) the Hoare annotation is: true [2020-10-27 22:16:36,350 INFO L274 CegarLoopResult]: For program point L974-2(lines 974 978) no Hoare annotation was computed. [2020-10-27 22:16:36,350 INFO L274 CegarLoopResult]: For program point L972-1(line 972) no Hoare annotation was computed. [2020-10-27 22:16:36,350 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 965 983) the Hoare annotation is: true [2020-10-27 22:16:36,350 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 965 983) no Hoare annotation was computed. [2020-10-27 22:16:36,350 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 965 983) no Hoare annotation was computed. [2020-10-27 22:16:36,350 INFO L274 CegarLoopResult]: For program point L929(lines 929 937) no Hoare annotation was computed. [2020-10-27 22:16:36,350 INFO L274 CegarLoopResult]: For program point L929-2(lines 929 937) no Hoare annotation was computed. [2020-10-27 22:16:36,350 INFO L274 CegarLoopResult]: For program point L917(lines 917 925) no Hoare annotation was computed. [2020-10-27 22:16:36,350 INFO L274 CegarLoopResult]: For program point L917-2(lines 917 925) no Hoare annotation was computed. [2020-10-27 22:16:36,350 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 910 945) no Hoare annotation was computed. [2020-10-27 22:16:36,351 INFO L274 CegarLoopResult]: For program point L940(line 940) no Hoare annotation was computed. [2020-10-27 22:16:36,351 INFO L274 CegarLoopResult]: For program point L940-1(line 940) no Hoare annotation was computed. [2020-10-27 22:16:36,351 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 910 945) no Hoare annotation was computed. [2020-10-27 22:16:36,351 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 910 945) no Hoare annotation was computed. [2020-10-27 22:16:36,351 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 157 163) no Hoare annotation was computed. [2020-10-27 22:16:36,351 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 157 163) the Hoare annotation is: true [2020-10-27 22:16:36,351 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 187 232) no Hoare annotation was computed. [2020-10-27 22:16:36,351 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 187 232) no Hoare annotation was computed. [2020-10-27 22:16:36,351 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 187 232) no Hoare annotation was computed. [2020-10-27 22:16:36,351 INFO L274 CegarLoopResult]: For program point L514-1(lines 514 534) no Hoare annotation was computed. [2020-10-27 22:16:36,352 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 500 545) no Hoare annotation was computed. [2020-10-27 22:16:36,352 INFO L274 CegarLoopResult]: For program point L531(lines 531 532) no Hoare annotation was computed. [2020-10-27 22:16:36,352 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 524 525) no Hoare annotation was computed. [2020-10-27 22:16:36,352 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 531 532) no Hoare annotation was computed. [2020-10-27 22:16:36,352 INFO L274 CegarLoopResult]: For program point L524(lines 524 525) no Hoare annotation was computed. [2020-10-27 22:16:36,352 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 500 545) no Hoare annotation was computed. [2020-10-27 22:16:36,352 INFO L274 CegarLoopResult]: For program point L520(lines 520 527) no Hoare annotation was computed. [2020-10-27 22:16:36,352 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 500 545) no Hoare annotation was computed. [2020-10-27 22:16:36,352 INFO L274 CegarLoopResult]: For program point L514(lines 514 534) no Hoare annotation was computed. [2020-10-27 22:16:36,353 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 109 118) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~waterLevel~0)| 1))) [2020-10-27 22:16:36,353 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 109 118) no Hoare annotation was computed. [2020-10-27 22:16:36,353 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 109 118) no Hoare annotation was computed. [2020-10-27 22:16:36,353 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 890 900) the Hoare annotation is: true [2020-10-27 22:16:36,353 INFO L277 CegarLoopResult]: At program point L895(line 895) the Hoare annotation is: true [2020-10-27 22:16:36,353 INFO L274 CegarLoopResult]: For program point L895-1(line 895) no Hoare annotation was computed. [2020-10-27 22:16:36,353 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 890 900) no Hoare annotation was computed. [2020-10-27 22:16:36,353 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 890 900) no Hoare annotation was computed. [2020-10-27 22:16:36,353 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 882 889) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (<= ~waterLevel~0 1)) (= |old(~pumpRunning~0)| 0)) [2020-10-27 22:16:36,354 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 882 889) no Hoare annotation was computed. [2020-10-27 22:16:36,354 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 882 889) no Hoare annotation was computed. [2020-10-27 22:16:36,354 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 641 654) no Hoare annotation was computed. [2020-10-27 22:16:36,354 INFO L274 CegarLoopResult]: For program point L645(lines 645 651) no Hoare annotation was computed. [2020-10-27 22:16:36,354 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 641 654) the Hoare annotation is: true [2020-10-27 22:16:36,354 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 641 654) no Hoare annotation was computed. [2020-10-27 22:16:36,354 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 831 855) no Hoare annotation was computed. [2020-10-27 22:16:36,354 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 831 855) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= ~waterLevel~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0 .cse1))) [2020-10-27 22:16:36,355 INFO L270 CegarLoopResult]: At program point L850(line 850) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (or .cse0 (not (<= ~waterLevel~0 1)) (= |old(~pumpRunning~0)| 0)))) [2020-10-27 22:16:36,355 INFO L274 CegarLoopResult]: For program point L850-1(lines 831 855) no Hoare annotation was computed. [2020-10-27 22:16:36,355 INFO L270 CegarLoopResult]: At program point L845(line 845) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (and (= 0 processEnvironment_~tmp~7) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2020-10-27 22:16:36,355 INFO L270 CegarLoopResult]: At program point L841(line 841) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2020-10-27 22:16:36,355 INFO L274 CegarLoopResult]: For program point L839(lines 839 847) no Hoare annotation was computed. [2020-10-27 22:16:36,355 INFO L270 CegarLoopResult]: At program point L837(line 837) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2020-10-27 22:16:36,355 INFO L274 CegarLoopResult]: For program point L837-1(line 837) no Hoare annotation was computed. [2020-10-27 22:16:36,355 INFO L274 CegarLoopResult]: For program point L835(lines 835 852) no Hoare annotation was computed. [2020-10-27 22:16:36,356 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 797 803) no Hoare annotation was computed. [2020-10-27 22:16:36,356 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 797 803) the Hoare annotation is: true [2020-10-27 22:16:36,356 INFO L270 CegarLoopResult]: At program point testENTRY(lines 701 766) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (<= |old(~waterLevel~0)| 1))) [2020-10-27 22:16:36,356 INFO L270 CegarLoopResult]: At program point L733(line 733) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~waterLevel~0)| 1)) (and (<= test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (<= ~waterLevel~0 2))) [2020-10-27 22:16:36,356 INFO L274 CegarLoopResult]: For program point L731(lines 731 737) no Hoare annotation was computed. [2020-10-27 22:16:36,356 INFO L274 CegarLoopResult]: For program point L731-1(lines 731 737) no Hoare annotation was computed. [2020-10-27 22:16:36,356 INFO L274 CegarLoopResult]: For program point testFINAL(lines 701 766) no Hoare annotation was computed. [2020-10-27 22:16:36,357 INFO L270 CegarLoopResult]: At program point L756(lines 711 758) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (or (<= (+ ~pumpRunning~0 1) 0) (< 0 ~pumpRunning~0)) .cse0 (<= 0 ~methaneLevelCritical~0) .cse1 .cse2) (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 1) .cse0 .cse1) (and .cse0 .cse1 (<= 0 ~pumpRunning~0) (or (<= (+ ~methaneLevelCritical~0 1) 0) (<= 1 ~methaneLevelCritical~0)) .cse2 (<= ~pumpRunning~0 0)))) [2020-10-27 22:16:36,357 INFO L270 CegarLoopResult]: At program point L723(line 723) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (or (<= (+ ~pumpRunning~0 1) 0) (< 0 ~pumpRunning~0)) .cse0 (<= 0 ~methaneLevelCritical~0) .cse1 .cse2) (not (<= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 1) .cse0 .cse1) (and .cse0 .cse1 (<= 0 ~pumpRunning~0) (or (<= (+ ~methaneLevelCritical~0 1) 0) (<= 1 ~methaneLevelCritical~0)) .cse2 (<= ~pumpRunning~0 0)))) [2020-10-27 22:16:36,357 INFO L274 CegarLoopResult]: For program point L721(lines 721 727) no Hoare annotation was computed. [2020-10-27 22:16:36,357 INFO L274 CegarLoopResult]: For program point L721-1(lines 721 727) no Hoare annotation was computed. [2020-10-27 22:16:36,357 INFO L274 CegarLoopResult]: For program point L713(lines 713 717) no Hoare annotation was computed. [2020-10-27 22:16:36,357 INFO L270 CegarLoopResult]: At program point L759(lines 710 760) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~waterLevel~0)| 1))) [2020-10-27 22:16:36,358 INFO L274 CegarLoopResult]: For program point L749(lines 749 753) no Hoare annotation was computed. [2020-10-27 22:16:36,358 INFO L270 CegarLoopResult]: At program point L749-2(lines 741 754) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~waterLevel~0)| 1)) (and (<= test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (<= ~waterLevel~0 2))) [2020-10-27 22:16:36,358 INFO L274 CegarLoopResult]: For program point L712(lines 711 758) no Hoare annotation was computed. [2020-10-27 22:16:36,358 INFO L270 CegarLoopResult]: At program point L743(line 743) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (not (<= |old(~waterLevel~0)| 1)) (and (<= test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (<= ~waterLevel~0 2))) [2020-10-27 22:16:36,358 INFO L274 CegarLoopResult]: For program point L741(lines 741 754) no Hoare annotation was computed. [2020-10-27 22:16:36,358 INFO L274 CegarLoopResult]: For program point testEXIT(lines 701 766) no Hoare annotation was computed. [2020-10-27 22:16:36,358 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 478 479) no Hoare annotation was computed. [2020-10-27 22:16:36,358 INFO L274 CegarLoopResult]: For program point L478(lines 478 479) no Hoare annotation was computed. [2020-10-27 22:16:36,359 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 485 486) no Hoare annotation was computed. [2020-10-27 22:16:36,359 INFO L274 CegarLoopResult]: For program point L474(lines 474 481) no Hoare annotation was computed. [2020-10-27 22:16:36,359 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 454 499) no Hoare annotation was computed. [2020-10-27 22:16:36,359 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 454 499) no Hoare annotation was computed. [2020-10-27 22:16:36,359 INFO L274 CegarLoopResult]: For program point L468(lines 468 488) no Hoare annotation was computed. [2020-10-27 22:16:36,359 INFO L274 CegarLoopResult]: For program point L468-1(lines 468 488) no Hoare annotation was computed. [2020-10-27 22:16:36,359 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 454 499) no Hoare annotation was computed. [2020-10-27 22:16:36,359 INFO L274 CegarLoopResult]: For program point L485(lines 485 486) no Hoare annotation was computed. [2020-10-27 22:16:36,359 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 856 863) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (not (<= 0 ~methaneLevelCritical~0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (<= ~methaneLevelCritical~0 0))) [2020-10-27 22:16:36,359 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 856 863) no Hoare annotation was computed. [2020-10-27 22:16:36,359 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 856 863) no Hoare annotation was computed. [2020-10-27 22:16:36,360 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 655 663) no Hoare annotation was computed. [2020-10-27 22:16:36,360 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 655 663) the Hoare annotation is: true [2020-10-27 22:16:36,360 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 655 663) no Hoare annotation was computed. [2020-10-27 22:16:36,360 INFO L274 CegarLoopResult]: For program point L617(lines 617 625) no Hoare annotation was computed. [2020-10-27 22:16:36,360 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 609 631) no Hoare annotation was computed. [2020-10-27 22:16:36,360 INFO L274 CegarLoopResult]: For program point L617-2(lines 617 625) no Hoare annotation was computed. [2020-10-27 22:16:36,360 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 609 631) no Hoare annotation was computed. [2020-10-27 22:16:36,360 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 609 631) no Hoare annotation was computed. [2020-10-27 22:16:36,360 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 147 156) no Hoare annotation was computed. [2020-10-27 22:16:36,361 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 147 156) no Hoare annotation was computed. [2020-10-27 22:16:36,361 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 147 156) no Hoare annotation was computed. [2020-10-27 22:16:36,361 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 351 453) no Hoare annotation was computed. [2020-10-27 22:16:36,361 INFO L274 CegarLoopResult]: For program point L380(lines 380 396) no Hoare annotation was computed. [2020-10-27 22:16:36,361 INFO L274 CegarLoopResult]: For program point L440(lines 440 447) no Hoare annotation was computed. [2020-10-27 22:16:36,361 INFO L274 CegarLoopResult]: For program point L401(lines 400 420) no Hoare annotation was computed. [2020-10-27 22:16:36,361 INFO L274 CegarLoopResult]: For program point L432(line 432) no Hoare annotation was computed. [2020-10-27 22:16:36,361 INFO L274 CegarLoopResult]: For program point L432-1(line 432) no Hoare annotation was computed. [2020-10-27 22:16:36,361 INFO L274 CegarLoopResult]: For program point L397(lines 397 438) no Hoare annotation was computed. [2020-10-27 22:16:36,361 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 351 453) no Hoare annotation was computed. [2020-10-27 22:16:36,361 INFO L274 CegarLoopResult]: For program point L416(line 416) no Hoare annotation was computed. [2020-10-27 22:16:36,362 INFO L274 CegarLoopResult]: For program point L416-1(line 416) no Hoare annotation was computed. [2020-10-27 22:16:36,362 INFO L274 CegarLoopResult]: For program point L375(lines 375 379) no Hoare annotation was computed. [2020-10-27 22:16:36,362 INFO L274 CegarLoopResult]: For program point L439(lines 439 450) no Hoare annotation was computed. [2020-10-27 22:16:36,362 INFO L274 CegarLoopResult]: For program point L402(lines 402 406) no Hoare annotation was computed. [2020-10-27 22:16:36,362 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 351 453) no Hoare annotation was computed. [2020-10-27 22:16:36,362 INFO L274 CegarLoopResult]: For program point L400-2(lines 400 420) no Hoare annotation was computed. [2020-10-27 22:16:36,362 INFO L274 CegarLoopResult]: For program point L421(lines 399 422) no Hoare annotation was computed. [2020-10-27 22:16:36,363 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:16:36,363 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string80.base| |old(#t~string80.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string80.offset| |old(#t~string80.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 22:16:36,363 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:16:36,363 INFO L270 CegarLoopResult]: At program point L876(line 876) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (and (<= activatePump_~tmp~8 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~methaneLevelCritical~0 activatePump_~tmp~8))))) [2020-10-27 22:16:36,363 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 865 881) no Hoare annotation was computed. [2020-10-27 22:16:36,363 INFO L274 CegarLoopResult]: For program point L876-1(lines 865 881) no Hoare annotation was computed. [2020-10-27 22:16:36,364 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 865 881) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0))) [2020-10-27 22:16:36,364 INFO L274 CegarLoopResult]: For program point L872(lines 872 878) no Hoare annotation was computed. [2020-10-27 22:16:36,364 INFO L270 CegarLoopResult]: At program point L870(line 870) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0))) [2020-10-27 22:16:36,364 INFO L274 CegarLoopResult]: For program point L870-1(line 870) no Hoare annotation was computed. [2020-10-27 22:16:36,364 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 632 640) the Hoare annotation is: true [2020-10-27 22:16:36,364 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 632 640) no Hoare annotation was computed. [2020-10-27 22:16:36,364 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 632 640) no Hoare annotation was computed. [2020-10-27 22:16:36,364 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 946 964) no Hoare annotation was computed. [2020-10-27 22:16:36,365 INFO L274 CegarLoopResult]: For program point L955(lines 955 959) no Hoare annotation was computed. [2020-10-27 22:16:36,365 INFO L277 CegarLoopResult]: At program point L953(line 953) the Hoare annotation is: true [2020-10-27 22:16:36,365 INFO L274 CegarLoopResult]: For program point L955-2(lines 955 959) no Hoare annotation was computed. [2020-10-27 22:16:36,365 INFO L274 CegarLoopResult]: For program point L953-1(line 953) no Hoare annotation was computed. [2020-10-27 22:16:36,365 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 946 964) the Hoare annotation is: true [2020-10-27 22:16:36,365 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 946 964) no Hoare annotation was computed. [2020-10-27 22:16:36,365 INFO L274 CegarLoopResult]: For program point L592-1(lines 588 599) no Hoare annotation was computed. [2020-10-27 22:16:36,366 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 588 599) the Hoare annotation is: (or (not (<= ~waterLevel~0 2)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-27 22:16:36,366 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 588 599) no Hoare annotation was computed. [2020-10-27 22:16:36,366 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:16:36,366 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 22:16:36,366 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:16:36,366 INFO L270 CegarLoopResult]: At program point L786(line 786) the Hoare annotation is: (let ((.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse1) (and (<= ~waterLevel~0 1) .cse2 .cse1) .cse3 (= |old(~pumpRunning~0)| 0)) (or (and .cse2 .cse1) (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse3))) [2020-10-27 22:16:36,366 INFO L270 CegarLoopResult]: At program point L784(lines 784 790) the Hoare annotation is: (let ((.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (and (or (<= (+ ~pumpRunning~0 1) 0) (< 0 ~pumpRunning~0)) (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2)) (not (<= 2 |old(~waterLevel~0)|)) (not (<= 0 ~methaneLevelCritical~0)) .cse3 (not (<= ~methaneLevelCritical~0 0))) (or .cse0 .cse2 .cse4 (not (<= |old(~waterLevel~0)| 1)) .cse3) (let ((.cse5 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse7 (<= ~waterLevel~0 1)) (.cse8 (<= 0 ~pumpRunning~0)) (.cse9 (<= ~pumpRunning~0 0))) (or .cse1 (and .cse5 .cse6) (and .cse7 .cse4 .cse6) .cse3 (and .cse5 .cse8 .cse9) (= |old(~pumpRunning~0)| 0) (and .cse7 .cse4 .cse8 .cse9))) (or (and .cse4 .cse6) .cse0 .cse1 .cse2 (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) .cse3))) [2020-10-27 22:16:36,367 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 773 796) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~waterLevel~0)| 2)) (not (= 1 ~systemActive~0))) [2020-10-27 22:16:36,367 INFO L270 CegarLoopResult]: At program point L779(line 779) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2020-10-27 22:16:36,367 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 773 796) no Hoare annotation was computed. [2020-10-27 22:16:36,367 INFO L274 CegarLoopResult]: For program point L777(lines 776 795) no Hoare annotation was computed. [2020-10-27 22:16:36,367 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 773 796) no Hoare annotation was computed. [2020-10-27 22:16:36,367 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-10-27 22:16:36,367 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 44 73) no Hoare annotation was computed. [2020-10-27 22:16:36,367 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 44 73) the Hoare annotation is: true [2020-10-27 22:16:36,367 INFO L274 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-10-27 22:16:36,367 INFO L277 CegarLoopResult]: At program point L58-1(lines 58 62) the Hoare annotation is: true [2020-10-27 22:16:36,368 INFO L274 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-27 22:16:36,368 INFO L277 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: true [2020-10-27 22:16:36,368 INFO L277 CegarLoopResult]: At program point L50(line 50) the Hoare annotation is: true [2020-10-27 22:16:36,368 INFO L274 CegarLoopResult]: For program point L50-1(line 50) no Hoare annotation was computed. [2020-10-27 22:16:36,368 INFO L277 CegarLoopResult]: At program point L69(lines 44 73) the Hoare annotation is: true [2020-10-27 22:16:36,368 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 600 608) the Hoare annotation is: true [2020-10-27 22:16:36,368 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 600 608) no Hoare annotation was computed. [2020-10-27 22:16:36,368 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 600 608) no Hoare annotation was computed. [2020-10-27 22:16:36,368 INFO L277 CegarLoopResult]: At program point L673(line 673) the Hoare annotation is: true [2020-10-27 22:16:36,368 INFO L274 CegarLoopResult]: For program point L673-1(line 673) no Hoare annotation was computed. [2020-10-27 22:16:36,368 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification3_spec__1EXIT(lines 666 698) no Hoare annotation was computed. [2020-10-27 22:16:36,368 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 666 698) the Hoare annotation is: true [2020-10-27 22:16:36,369 INFO L270 CegarLoopResult]: At program point L689(line 689) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 0 ~methaneLevelCritical~0)) .cse1 (= ~pumpRunning~0 0) (not (<= ~methaneLevelCritical~0 0))) (or (not (<= 0 ~pumpRunning~0)) (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) .cse0 .cse1 (not (<= ~pumpRunning~0 0))) (or .cse1 (not (<= ~waterLevel~0 1))))) [2020-10-27 22:16:36,369 INFO L274 CegarLoopResult]: For program point L685(lines 685 691) no Hoare annotation was computed. [2020-10-27 22:16:36,369 INFO L270 CegarLoopResult]: At program point L683(line 683) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 0 ~pumpRunning~0)) (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) .cse0 .cse1 (not (<= ~pumpRunning~0 0))) (or .cse0 (not (<= 0 ~methaneLevelCritical~0)) (and (< 1 __utac_acc__Specification3_spec__1_~tmp___0~0) (<= __utac_acc__Specification3_spec__1_~tmp___0~0 2) (= ~methaneLevelCritical~0 __utac_acc__Specification3_spec__1_~tmp~4)) .cse1 (= ~pumpRunning~0 0) (not (<= ~methaneLevelCritical~0 0))) (or .cse1 (not (<= ~waterLevel~0 1))))) [2020-10-27 22:16:36,369 INFO L274 CegarLoopResult]: For program point L683-1(line 683) no Hoare annotation was computed. [2020-10-27 22:16:36,369 INFO L274 CegarLoopResult]: For program point L681(lines 681 694) no Hoare annotation was computed. [2020-10-27 22:16:36,369 INFO L274 CegarLoopResult]: For program point L681-1(lines 666 698) no Hoare annotation was computed. [2020-10-27 22:16:36,369 INFO L270 CegarLoopResult]: At program point L679(line 679) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse3 (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0)))) (.cse1 (not (= 1 ~systemActive~0))) (.cse4 (not (<= ~waterLevel~0 1))) (.cse2 (= ~methaneLevelCritical~0 __utac_acc__Specification3_spec__1_~tmp~4))) (and (or .cse0 (not (<= 0 ~methaneLevelCritical~0)) .cse1 (= ~pumpRunning~0 0) (not (<= ~methaneLevelCritical~0 0)) .cse2) (or (not (<= 0 ~pumpRunning~0)) .cse3 .cse0 .cse1 (not (<= ~pumpRunning~0 0))) (or .cse3 .cse1 .cse4) (or .cse1 .cse4 .cse2))) [2020-10-27 22:16:36,369 INFO L274 CegarLoopResult]: For program point L679-1(line 679) no Hoare annotation was computed. [2020-10-27 22:16:36,370 INFO L274 CegarLoopResult]: For program point L675(lines 675 695) no Hoare annotation was computed. [2020-10-27 22:16:36,370 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 564 575) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 2)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 1 ~systemActive~0)) (= ~pumpRunning~0 0)) [2020-10-27 22:16:36,370 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 564 575) no Hoare annotation was computed. [2020-10-27 22:16:36,370 INFO L274 CegarLoopResult]: For program point L568-1(lines 564 575) no Hoare annotation was computed. [2020-10-27 22:16:36,370 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 101 107) no Hoare annotation was computed. [2020-10-27 22:16:36,370 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 101 107) the Hoare annotation is: true [2020-10-27 22:16:36,370 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:16:36,370 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 1) (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-27 22:16:36,370 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 22:16:36,370 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:16:36,370 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 984 991) no Hoare annotation was computed. [2020-10-27 22:16:36,371 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 984 991) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (= |old(~systemActive~0)| ~systemActive~0) (not (<= ~waterLevel~0 2))) [2020-10-27 22:16:36,371 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 984 991) no Hoare annotation was computed. [2020-10-27 22:16:36,371 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 805 829) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= ~waterLevel~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0 .cse1))) [2020-10-27 22:16:36,371 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 805 829) no Hoare annotation was computed. [2020-10-27 22:16:36,371 INFO L270 CegarLoopResult]: At program point L824(line 824) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2020-10-27 22:16:36,371 INFO L274 CegarLoopResult]: For program point L824-1(lines 805 829) no Hoare annotation was computed. [2020-10-27 22:16:36,371 INFO L270 CegarLoopResult]: At program point L819(line 819) the Hoare annotation is: (let ((.cse1 (not (= 1 ~systemActive~0))) (.cse0 (<= ~waterLevel~0 1))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (and .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (< 0 (+ processEnvironment__wrappee__highWaterSensor_~tmp~6 1)) (<= processEnvironment__wrappee__highWaterSensor_~tmp~6 0)) .cse1) (or .cse1 (not .cse0) (= |old(~pumpRunning~0)| 0)))) [2020-10-27 22:16:36,372 INFO L270 CegarLoopResult]: At program point L815(line 815) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2) (or (not (<= |old(~pumpRunning~0)| 0)) (and (<= 1 processEnvironment__wrappee__highWaterSensor_~tmp~6) .cse0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse1 (not (<= 2 ~waterLevel~0))) (or .cse1 .cse2 (= |old(~pumpRunning~0)| 0)))) [2020-10-27 22:16:36,372 INFO L274 CegarLoopResult]: For program point L813(lines 813 821) no Hoare annotation was computed. [2020-10-27 22:16:36,372 INFO L270 CegarLoopResult]: At program point L811(line 811) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (or .cse0 (not (<= ~waterLevel~0 1)) (= |old(~pumpRunning~0)| 0)))) [2020-10-27 22:16:36,372 INFO L274 CegarLoopResult]: For program point L811-1(line 811) no Hoare annotation was computed. [2020-10-27 22:16:36,372 INFO L274 CegarLoopResult]: For program point L809(lines 809 826) no Hoare annotation was computed. [2020-10-27 22:16:36,372 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 576 587) no Hoare annotation was computed. [2020-10-27 22:16:36,372 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 576 587) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 0 ~methaneLevelCritical~0)) .cse2 (= ~pumpRunning~0 0) (not (<= ~methaneLevelCritical~0 0))) (or .cse1 (not (<= |old(~waterLevel~0)| 1)) .cse2) (or .cse0 .cse1 (not (<= 0 ~pumpRunning~0)) (and (not (<= 1 ~methaneLevelCritical~0)) (not (<= (+ ~methaneLevelCritical~0 1) 0))) .cse2 (not (<= ~pumpRunning~0 0))))) [2020-10-27 22:16:36,372 INFO L274 CegarLoopResult]: For program point L580-1(lines 576 587) no Hoare annotation was computed. [2020-10-27 22:16:36,373 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 547 554) no Hoare annotation was computed. [2020-10-27 22:16:36,373 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 547 554) the Hoare annotation is: true [2020-10-27 22:16:36,373 INFO L274 CegarLoopResult]: For program point L551(line 551) no Hoare annotation was computed. [2020-10-27 22:16:36,373 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 547 554) no Hoare annotation was computed. [2020-10-27 22:16:36,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 10:16:36 BoogieIcfgContainer [2020-10-27 22:16:36,402 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 22:16:36,404 INFO L168 Benchmark]: Toolchain (without parser) took 208031.16 ms. Allocated memory was 159.4 MB in the beginning and 836.8 MB in the end (delta: 677.4 MB). Free memory was 134.8 MB in the beginning and 657.7 MB in the end (delta: -523.0 MB). Peak memory consumption was 537.9 MB. Max. memory is 8.0 GB. [2020-10-27 22:16:36,404 INFO L168 Benchmark]: CDTParser took 0.63 ms. Allocated memory is still 125.8 MB. Free memory is still 100.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 22:16:36,405 INFO L168 Benchmark]: CACSL2BoogieTranslator took 633.73 ms. Allocated memory is still 159.4 MB. Free memory was 134.2 MB in the beginning and 112.5 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-27 22:16:36,406 INFO L168 Benchmark]: Boogie Preprocessor took 153.81 ms. Allocated memory is still 159.4 MB. Free memory was 112.5 MB in the beginning and 140.7 MB in the end (delta: -28.2 MB). Peak memory consumption was 6.5 MB. Max. memory is 8.0 GB. [2020-10-27 22:16:36,406 INFO L168 Benchmark]: RCFGBuilder took 1395.22 ms. Allocated memory is still 159.4 MB. Free memory was 140.5 MB in the beginning and 92.2 MB in the end (delta: 48.3 MB). Peak memory consumption was 51.4 MB. Max. memory is 8.0 GB. [2020-10-27 22:16:36,407 INFO L168 Benchmark]: TraceAbstraction took 205832.64 ms. Allocated memory was 159.4 MB in the beginning and 836.8 MB in the end (delta: 677.4 MB). Free memory was 91.7 MB in the beginning and 657.7 MB in the end (delta: -566.0 MB). Peak memory consumption was 493.5 MB. Max. memory is 8.0 GB. [2020-10-27 22:16:36,411 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 ms. Allocated memory is still 125.8 MB. Free memory is still 100.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 633.73 ms. Allocated memory is still 159.4 MB. Free memory was 134.2 MB in the beginning and 112.5 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 153.81 ms. Allocated memory is still 159.4 MB. Free memory was 112.5 MB in the beginning and 140.7 MB in the end (delta: -28.2 MB). Peak memory consumption was 6.5 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1395.22 ms. Allocated memory is still 159.4 MB. Free memory was 140.5 MB in the beginning and 92.2 MB in the end (delta: 48.3 MB). Peak memory consumption was 51.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 205832.64 ms. Allocated memory was 159.4 MB in the beginning and 836.8 MB in the end (delta: 677.4 MB). Free memory was 91.7 MB in the beginning and 657.7 MB in the end (delta: -566.0 MB). Peak memory consumption was 493.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 485]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 478]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 524]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 531]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: (((((((!(0 <= \old(methaneLevelCritical)) || !(\old(systemActive) == 1)) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning))) || !(\old(methaneLevelCritical) <= 0)) || (((((methaneLevelCritical <= 0 && (pumpRunning + 1 <= 0 || 0 < pumpRunning)) && splverifierCounter <= 0) && 0 <= methaneLevelCritical) && 1 == systemActive) && waterLevel <= 2)) || !(\old(waterLevel) <= 1)) || ((waterLevel <= 1 && splverifierCounter <= 0) && 1 == systemActive)) || (((((splverifierCounter <= 0 && 1 == systemActive) && 0 <= pumpRunning) && (methaneLevelCritical + 1 <= 0 || 1 <= methaneLevelCritical)) && waterLevel <= 2) && pumpRunning <= 0) - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: ((((!(\old(systemActive) == 1) || !(0 <= \old(methaneLevelCritical))) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning))) || !(\old(methaneLevelCritical) <= 0)) || !(\old(waterLevel) <= 1) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 261 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 120.9s, OverallIterations: 11, TraceHistogramMax: 3, AutomataDifference: 76.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 84.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1765 SDtfs, 3803 SDslu, 2861 SDs, 0 SdLazy, 14770 SolverSat, 2712 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 30.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 602 GetRequests, 393 SyntacticMatches, 1 SemanticMatches, 208 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1207 ImplicationChecksByTransitivity, 42.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=824occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 947 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 2301 PreInvPairs, 2569 NumberOfFragments, 1923 HoareAnnotationTreeSize, 2301 FomulaSimplifications, 1141642404 FormulaSimplificationTreeSizeReduction, 16.3s HoareSimplificationTime, 68 FomulaSimplificationsInter, 21314280 FormulaSimplificationTreeSizeReductionInter, 68.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 42.0s InterpolantComputationTime, 1090 NumberOfCodeBlocks, 1090 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1079 ConstructedInterpolants, 0 QuantifiedInterpolants, 429409 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 8 PerfectInterpolantSequences, 99/112 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 correct! Received shutdown request...