/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_spec1_product59.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 22:00:51,064 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 22:00:51,069 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 22:00:51,130 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 22:00:51,131 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 22:00:51,140 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 22:00:51,142 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 22:00:51,147 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 22:00:51,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 22:00:51,158 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 22:00:51,159 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 22:00:51,161 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 22:00:51,162 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 22:00:51,165 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 22:00:51,167 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 22:00:51,169 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 22:00:51,170 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 22:00:51,174 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 22:00:51,181 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 22:00:51,201 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 22:00:51,203 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 22:00:51,205 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 22:00:51,207 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 22:00:51,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 22:00:51,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 22:00:51,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 22:00:51,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 22:00:51,222 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 22:00:51,223 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 22:00:51,224 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 22:00:51,224 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 22:00:51,225 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 22:00:51,227 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 22:00:51,228 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 22:00:51,229 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 22:00:51,229 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 22:00:51,230 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 22:00:51,230 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 22:00:51,231 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 22:00:51,232 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 22:00:51,232 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 22:00:51,241 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 22:00:51,290 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 22:00:51,291 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 22:00:51,295 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 22:00:51,296 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 22:00:51,296 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 22:00:51,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 22:00:51,296 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 22:00:51,297 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 22:00:51,297 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 22:00:51,297 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 22:00:51,298 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 22:00:51,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 22:00:51,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 22:00:51,299 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 22:00:51,299 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 22:00:51,299 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 22:00:51,299 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 22:00:51,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 22:00:51,300 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 22:00:51,300 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 22:00:51,300 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 22:00:51,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 22:00:51,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 22:00:51,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 22:00:51,301 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 22:00:51,301 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 22:00:51,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 22:00:51,302 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 22:00:51,302 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 22:00:51,302 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 22:00:51,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 22:00:51,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 22:00:51,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 22:00:51,793 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 22:00:51,793 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 22:00:51,794 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product59.cil.c [2020-10-27 22:00:51,886 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/de4313d3f/0e4fc981bc3a4db49c31728aba7e6734/FLAG8e09c21d4 [2020-10-27 22:00:52,778 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 22:00:52,779 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product59.cil.c [2020-10-27 22:00:52,804 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/de4313d3f/0e4fc981bc3a4db49c31728aba7e6734/FLAG8e09c21d4 [2020-10-27 22:00:52,992 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/de4313d3f/0e4fc981bc3a4db49c31728aba7e6734 [2020-10-27 22:00:52,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 22:00:53,002 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 22:00:53,004 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 22:00:53,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 22:00:53,012 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 22:00:53,013 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:00:52" (1/1) ... [2020-10-27 22:00:53,018 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42e3a0a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:53, skipping insertion in model container [2020-10-27 22:00:53,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 10:00:52" (1/1) ... [2020-10-27 22:00:53,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 22:00:53,097 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 22:00:53,506 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:00:53,525 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 22:00:53,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 22:00:53,655 INFO L208 MainTranslator]: Completed translation [2020-10-27 22:00:53,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:53 WrapperNode [2020-10-27 22:00:53,656 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 22:00:53,657 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 22:00:53,657 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 22:00:53,657 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 22:00:53,671 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:53" (1/1) ... [2020-10-27 22:00:53,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:53" (1/1) ... [2020-10-27 22:00:53,692 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:53" (1/1) ... [2020-10-27 22:00:53,692 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:53" (1/1) ... [2020-10-27 22:00:53,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:53" (1/1) ... [2020-10-27 22:00:53,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:53" (1/1) ... [2020-10-27 22:00:53,741 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:53" (1/1) ... [2020-10-27 22:00:53,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 22:00:53,751 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 22:00:53,751 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 22:00:53,752 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 22:00:53,753 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:53" (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 22:00:53,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 22:00:53,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 22:00:53,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 22:00:53,888 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 22:00:53,888 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 22:00:53,889 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 22:00:53,889 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 22:00:53,889 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 22:00:53,889 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 22:00:53,889 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 22:00:53,890 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 22:00:53,890 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-27 22:00:53,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-27 22:00:53,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 22:00:53,890 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 22:00:53,890 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 22:00:53,891 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 22:00:53,891 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:00:53,891 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 22:00:53,891 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 22:00:53,892 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 22:00:53,892 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 22:00:53,892 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 22:00:53,892 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 22:00:53,892 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 22:00:53,893 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 22:00:53,893 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-27 22:00:53,893 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-27 22:00:53,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 22:00:53,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 22:00:53,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 22:00:53,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 22:00:53,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 22:00:53,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 22:00:53,894 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 22:00:53,894 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 22:00:53,895 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 22:00:53,895 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 22:00:53,895 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 22:00:53,895 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 22:00:53,895 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 22:00:53,896 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 22:00:53,896 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 22:00:53,896 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 22:00:53,896 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 22:00:53,896 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 22:00:53,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 22:00:53,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 22:00:53,897 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 22:00:53,897 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 22:00:53,897 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 22:00:53,897 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 22:00:53,897 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 22:00:53,898 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 22:00:53,898 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 22:00:53,898 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 22:00:53,898 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-27 22:00:53,898 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 22:00:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 22:00:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-27 22:00:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-27 22:00:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 22:00:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 22:00:53,899 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 22:00:53,900 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 22:00:53,900 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 22:00:53,900 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 22:00:53,900 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 22:00:53,900 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 22:00:53,900 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 22:00:53,901 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 22:00:53,901 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-27 22:00:53,901 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-27 22:00:53,901 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 22:00:53,901 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 22:00:53,902 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 22:00:53,902 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 22:00:53,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 22:00:53,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 22:00:53,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 22:00:53,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 22:00:53,903 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 22:00:53,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 22:00:53,903 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 22:00:53,903 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 22:00:53,903 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 22:00:53,903 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 22:00:53,904 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 22:00:53,904 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 22:00:53,904 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 22:00:53,904 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 22:00:53,904 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 22:00:53,905 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 22:00:53,905 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 22:00:53,905 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 22:00:53,905 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 22:00:53,905 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 22:00:53,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 22:00:53,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 22:00:53,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 22:00:55,452 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 22:00:55,453 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 22:00:55,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:00:55 BoogieIcfgContainer [2020-10-27 22:00:55,455 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 22:00:55,458 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 22:00:55,458 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 22:00:55,461 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 22:00:55,462 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 10:00:52" (1/3) ... [2020-10-27 22:00:55,463 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27bf6a00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:00:55, skipping insertion in model container [2020-10-27 22:00:55,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 10:00:53" (2/3) ... [2020-10-27 22:00:55,463 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27bf6a00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 10:00:55, skipping insertion in model container [2020-10-27 22:00:55,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 10:00:55" (3/3) ... [2020-10-27 22:00:55,465 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product59.cil.c [2020-10-27 22:00:55,478 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 22:00:55,484 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 22:00:55,499 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 22:00:55,533 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 22:00:55,533 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 22:00:55,534 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 22:00:55,534 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 22:00:55,535 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 22:00:55,535 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 22:00:55,535 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 22:00:55,535 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 22:00:55,570 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states. [2020-10-27 22:00:55,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-27 22:00:55,585 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:00:55,586 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] [2020-10-27 22:00:55,587 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 22:00:55,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:00:55,616 INFO L82 PathProgramCache]: Analyzing trace with hash 1317086875, now seen corresponding path program 1 times [2020-10-27 22:00:55,625 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:00:55,626 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [951400047] [2020-10-27 22:00:55,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:00:55,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:56,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:56,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:56,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:58,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:58,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:00,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:00,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-27 22:01:00,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:01:00,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 22:01:00,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:00,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:01:00,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 50 [2020-10-27 22:01:00,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:01:00,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 22:01:01,406 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:01:01,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:01:01,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:01,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:01,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:01,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:01,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:01,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-27 22:01:01,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:01,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:01,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:01,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:01,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:01,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:01:01,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:01,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:01,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:01,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:01,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:01,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:01,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:01,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:01,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:01,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:01,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:01,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:01:01,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:01,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:01,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:01,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:01,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:01,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:01,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:01,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:01,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:01,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:01,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:01,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:01,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:01,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:01,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:01,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:01,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:01,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:01:01,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:01,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:01,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:01,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:01,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:01,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:01:01,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:01,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:01,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:01,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:01,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:01,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:01:01,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:01,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:01,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:01,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:01,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:01:01,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:01:01,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:01,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:01,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:01,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:01,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:01,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:01:01,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:01,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:01:01,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:01,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:01,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:01,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 22:01:01,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:01,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:01,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:01,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:01,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:01,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:01:01,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:01,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:01,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:01,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:01,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:01,731 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 22:01:01,732 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [951400047] [2020-10-27 22:01:01,735 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:01:01,736 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 22:01:01,737 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607673841] [2020-10-27 22:01:01,743 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:01:01,744 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:01:01,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:01:01,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:01:01,767 INFO L87 Difference]: Start difference. First operand 193 states. Second operand 7 states. [2020-10-27 22:01:02,520 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:03,845 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:04,426 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:04,880 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 22:01:05,975 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:06,483 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:08,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:01:08,099 INFO L93 Difference]: Finished difference Result 432 states and 592 transitions. [2020-10-27 22:01:08,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 22:01:08,107 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 47 [2020-10-27 22:01:08,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:01:08,124 INFO L225 Difference]: With dead ends: 432 [2020-10-27 22:01:08,124 INFO L226 Difference]: Without dead ends: 260 [2020-10-27 22:01:08,130 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:01:08,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2020-10-27 22:01:08,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 225. [2020-10-27 22:01:08,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2020-10-27 22:01:08,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 282 transitions. [2020-10-27 22:01:08,286 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 282 transitions. Word has length 47 [2020-10-27 22:01:08,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:01:08,287 INFO L481 AbstractCegarLoop]: Abstraction has 225 states and 282 transitions. [2020-10-27 22:01:08,287 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:01:08,287 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 282 transitions. [2020-10-27 22:01:08,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-10-27 22:01:08,292 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:01:08,293 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] [2020-10-27 22:01:08,293 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 22:01:08,293 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 22:01:08,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:01:08,294 INFO L82 PathProgramCache]: Analyzing trace with hash -1272163427, now seen corresponding path program 1 times [2020-10-27 22:01:08,294 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:01:08,295 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [463417709] [2020-10-27 22:01:08,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:01:08,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:08,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:08,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:08,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:09,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:13,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:13,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-27 22:01:13,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 22:01:13,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 22:01:13,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:13,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:01:13,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 92 [2020-10-27 22:01:13,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 22:01:13,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:13,775 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:01:13,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:01:13,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:13,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:13,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:13,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:13,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:13,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 22:01:13,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:13,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:13,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:13,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:13,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:13,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:01:13,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:13,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:13,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:13,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:13,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:13,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:13,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:13,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:13,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:13,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:13,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:13,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:01:13,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:13,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:13,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:13,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:13,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:13,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:13,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:13,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:13,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:13,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:13,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:13,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:13,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:13,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:13,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:13,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:13,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:13,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:13,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:13,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:13,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:13,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:13,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:13,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:01:13,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:13,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:13,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:13,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:13,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:13,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:13,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:13,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:13,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:13,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:13,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:13,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 22:01:13,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:13,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:13,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:14,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:14,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:01:14,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:01:14,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 237 [2020-10-27 22:01:14,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:14,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:01:14,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 22:01:14,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:01:14,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:14,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:14,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:14,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:14,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:14,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:01:14,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:14,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 22:01:14,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:14,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:01:14,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:01:14,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:01:14,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:14,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:14,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:14,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:14,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:14,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:01:14,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:14,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:01:14,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:14,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:14,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:14,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:01:14,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:14,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:14,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:14,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:14,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:14,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:01:14,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:14,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:14,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:14,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:14,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:14,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:14,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:14,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:01:14,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:14,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:14,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:14,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:01:14,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:14,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:01:14,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:14,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:14,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:01:14,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:14,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:14,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:14,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:14,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:14,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:14,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:01:14,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:14,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:14,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:14,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:14,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:14,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:14,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:14,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:14,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:14,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:14,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:14,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:14,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:14,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:14,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:14,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:14,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:14,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:14,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:14,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:14,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:14,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:14,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:14,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:14,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:14,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:14,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:14,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:14,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:14,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:14,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:14,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 22:01:14,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:14,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:14,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:14,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:14,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:14,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:01:14,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:14,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:14,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:14,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:14,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:14,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 22:01:14,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:14,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:14,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:14,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:14,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:14,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:14,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:14,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:14,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:01:14,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:14,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:14,356 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-27 22:01:14,357 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [463417709] [2020-10-27 22:01:14,357 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:01:14,357 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 22:01:14,357 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606014533] [2020-10-27 22:01:14,359 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 22:01:14,360 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:01:14,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 22:01:14,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:01:14,361 INFO L87 Difference]: Start difference. First operand 225 states and 282 transitions. Second operand 12 states. [2020-10-27 22:01:15,153 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:16,287 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:01:16,813 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:17,282 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:17,840 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:01:18,438 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:18,859 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:01:19,317 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:01:19,839 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:20,337 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:20,877 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:01:21,309 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:01:21,818 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:01:22,234 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:01:24,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:01:24,953 INFO L93 Difference]: Finished difference Result 745 states and 1095 transitions. [2020-10-27 22:01:24,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-27 22:01:24,958 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 91 [2020-10-27 22:01:24,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:01:24,966 INFO L225 Difference]: With dead ends: 745 [2020-10-27 22:01:24,967 INFO L226 Difference]: Without dead ends: 500 [2020-10-27 22:01:24,980 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=129, Invalid=573, Unknown=0, NotChecked=0, Total=702 [2020-10-27 22:01:24,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500 states. [2020-10-27 22:01:25,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500 to 408. [2020-10-27 22:01:25,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 408 states. [2020-10-27 22:01:25,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 506 transitions. [2020-10-27 22:01:25,127 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 506 transitions. Word has length 91 [2020-10-27 22:01:25,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:01:25,128 INFO L481 AbstractCegarLoop]: Abstraction has 408 states and 506 transitions. [2020-10-27 22:01:25,128 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 22:01:25,128 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 506 transitions. [2020-10-27 22:01:25,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2020-10-27 22:01:25,132 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:01:25,133 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-27 22:01:25,133 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 22:01:25,133 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 22:01:25,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:01:25,134 INFO L82 PathProgramCache]: Analyzing trace with hash 1200239671, now seen corresponding path program 1 times [2020-10-27 22:01:25,134 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:01:25,134 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1372340387] [2020-10-27 22:01:25,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:01:25,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:25,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:25,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:25,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:25,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:25,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:25,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:26,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:30,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:30,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 174 [2020-10-27 22:01:30,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-27 22:01:30,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-27 22:01:30,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:30,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:30,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-27 22:01:30,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:30,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:30,575 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:01:30,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:01:30,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:30,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:30,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:30,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:30,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:30,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 22:01:30,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:30,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:30,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:30,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:30,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:30,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:01:30,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:30,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:30,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:30,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:30,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:30,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:30,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:30,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:30,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:30,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:30,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:30,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:01:30,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:30,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:30,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:30,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:30,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:30,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:30,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:30,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:30,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:30,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:30,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:30,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:30,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:30,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:30,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:30,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:30,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:30,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:30,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:30,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:30,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:30,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:30,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:30,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:01:30,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:30,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:30,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:30,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:30,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:30,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:30,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:30,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:30,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:30,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:30,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:30,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 22:01:30,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:30,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:30,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:30,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:30,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:30,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:30,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:30,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:30,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:30,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:30,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:30,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:01:30,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:30,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:30,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:30,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:01:30,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:30,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:01:30,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:30,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:30,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:30,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:30,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:30,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:30,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:30,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:30,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:30,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:01:30,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:30,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:01:30,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:30,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:30,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:30,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:30,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:30,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:30,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:30,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:30,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:30,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:30,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:30,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:30,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:30,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:30,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:30,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:30,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:30,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 22:01:30,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:30,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:30,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:30,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:01:30,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:30,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 22:01:30,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:30,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:30,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 22:01:30,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:30,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:30,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:30,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:30,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:30,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:30,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:01:30,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:30,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 22:01:30,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:30,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:30,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:01:30,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:30,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:30,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:30,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:30,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:30,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:30,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:01:30,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:30,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:01:30,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:30,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:30,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 22:01:30,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:30,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:30,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:30,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:30,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:30,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:30,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:01:30,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:30,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:01:30,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:30,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:01:30,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:30,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:30,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:30,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:01:30,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:30,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:30,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:30,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:01:30,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:30,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:01:30,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:30,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:30,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:01:30,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:30,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:30,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:30,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:30,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:30,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:30,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:01:30,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:30,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:30,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:30,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:30,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:30,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:30,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:01:30,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:30,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:30,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:30,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:30,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:30,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:30,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:30,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:30,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:30,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:30,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:30,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:30,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:30,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:30,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:30,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:30,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:30,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:30,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:30,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:30,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:30,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:30,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:30,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:30,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-27 22:01:30,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:30,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:30,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:30,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:30,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:30,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:30,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:30,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:30,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:01:30,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:30,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:30,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 22:01:30,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:30,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:30,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:30,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:30,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:30,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:30,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:30,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:30,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:01:30,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:30,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:30,923 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-27 22:01:30,923 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1372340387] [2020-10-27 22:01:30,924 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:01:30,924 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-27 22:01:30,924 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065644427] [2020-10-27 22:01:30,926 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:01:30,926 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:01:30,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:01:30,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:01:30,927 INFO L87 Difference]: Start difference. First operand 408 states and 506 transitions. Second operand 9 states. [2020-10-27 22:01:32,203 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:32,633 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:01:33,017 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:01:34,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:01:34,894 INFO L93 Difference]: Finished difference Result 963 states and 1355 transitions. [2020-10-27 22:01:34,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 22:01:34,895 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 118 [2020-10-27 22:01:34,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:01:34,911 INFO L225 Difference]: With dead ends: 963 [2020-10-27 22:01:34,911 INFO L226 Difference]: Without dead ends: 579 [2020-10-27 22:01:34,917 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:01:34,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 579 states. [2020-10-27 22:01:35,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 579 to 416. [2020-10-27 22:01:35,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 416 states. [2020-10-27 22:01:35,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 514 transitions. [2020-10-27 22:01:35,080 INFO L78 Accepts]: Start accepts. Automaton has 416 states and 514 transitions. Word has length 118 [2020-10-27 22:01:35,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:01:35,081 INFO L481 AbstractCegarLoop]: Abstraction has 416 states and 514 transitions. [2020-10-27 22:01:35,081 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:01:35,081 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 514 transitions. [2020-10-27 22:01:35,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2020-10-27 22:01:35,084 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:01:35,085 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-27 22:01:35,085 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 22:01:35,085 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 22:01:35,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:01:35,086 INFO L82 PathProgramCache]: Analyzing trace with hash 959699542, now seen corresponding path program 1 times [2020-10-27 22:01:35,086 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:01:35,087 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1617368469] [2020-10-27 22:01:35,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:01:35,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:35,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:35,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:35,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:35,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:35,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:35,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:40,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:40,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 174 [2020-10-27 22:01:40,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 22:01:40,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 22:01:40,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:40,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:01:40,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-27 22:01:40,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-27 22:01:40,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:40,477 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:01:40,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:01:40,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:40,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:40,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:40,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:40,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:40,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-27 22:01:40,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:40,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:40,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:40,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:40,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:40,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:01:40,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:40,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:40,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:40,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:40,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:40,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:40,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:40,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:40,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:40,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:40,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:40,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:01:40,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:40,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:40,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:40,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:40,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:40,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:40,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:40,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:40,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:40,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:40,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:40,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:40,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:40,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:40,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:40,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:40,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:40,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:40,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:40,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:40,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:40,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:40,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:40,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:01:40,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:40,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:40,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:40,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:40,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:40,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:40,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:40,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:40,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:40,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:40,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:40,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 22:01:40,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:40,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:40,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:40,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:40,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:40,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:40,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:40,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:40,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:40,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:40,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:40,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:01:40,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:40,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:40,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:40,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:01:40,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:40,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:01:40,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:40,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:01:40,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:40,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:01:40,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:40,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:40,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:40,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:40,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:40,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:01:40,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:40,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:01:40,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:40,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:01:40,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:40,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:01:40,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:40,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:40,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:40,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:40,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:40,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:40,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:40,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:40,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:40,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:40,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:40,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:40,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:40,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 22:01:40,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:40,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:40,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:40,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:01:40,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:40,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:01:40,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:40,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:40,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-27 22:01:40,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:40,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:40,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:40,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:40,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:40,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:40,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:01:40,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:40,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:01:40,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:40,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:40,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:40,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:40,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:40,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:40,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:40,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:40,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:40,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:01:40,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:40,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:40,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:40,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:40,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:40,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:40,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:40,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:40,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:40,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:40,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:40,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:01:40,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:40,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:40,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:40,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:40,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:40,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:40,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:40,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:01:40,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:40,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:40,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:40,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:01:40,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:40,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:40,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:40,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:40,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:40,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:40,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:40,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:40,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:40,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:40,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:40,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:01:40,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:40,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:40,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:40,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:40,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:40,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:40,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:40,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:40,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:40,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:40,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:40,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:40,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:40,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:40,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:40,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:40,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:40,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:40,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:40,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:40,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:40,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:40,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:40,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:40,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:40,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:40,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:40,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:40,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:40,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:40,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:40,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-27 22:01:40,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:40,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:40,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:40,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:40,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:40,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:40,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:40,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:40,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:01:40,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:40,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:40,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 22:01:40,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:40,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:40,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:40,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:40,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:40,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:40,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:40,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:40,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:01:40,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:40,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:40,738 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-27 22:01:40,739 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1617368469] [2020-10-27 22:01:40,739 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:01:40,739 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-27 22:01:40,739 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104115197] [2020-10-27 22:01:40,741 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:01:40,741 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:01:40,742 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:01:40,742 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:01:40,742 INFO L87 Difference]: Start difference. First operand 416 states and 514 transitions. Second operand 7 states. [2020-10-27 22:01:41,785 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:01:44,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:01:44,778 INFO L93 Difference]: Finished difference Result 1312 states and 1863 transitions. [2020-10-27 22:01:44,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-27 22:01:44,778 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 118 [2020-10-27 22:01:44,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:01:44,787 INFO L225 Difference]: With dead ends: 1312 [2020-10-27 22:01:44,787 INFO L226 Difference]: Without dead ends: 666 [2020-10-27 22:01:44,791 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=66, Invalid=116, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:01:44,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 666 states. [2020-10-27 22:01:44,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 666 to 481. [2020-10-27 22:01:44,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 481 states. [2020-10-27 22:01:44,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 588 transitions. [2020-10-27 22:01:44,939 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 588 transitions. Word has length 118 [2020-10-27 22:01:44,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:01:44,939 INFO L481 AbstractCegarLoop]: Abstraction has 481 states and 588 transitions. [2020-10-27 22:01:44,939 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:01:44,939 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 588 transitions. [2020-10-27 22:01:44,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-10-27 22:01:44,941 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:01:44,941 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] [2020-10-27 22:01:44,942 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 22:01:44,942 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 22:01:44,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:01:44,942 INFO L82 PathProgramCache]: Analyzing trace with hash -716071618, now seen corresponding path program 1 times [2020-10-27 22:01:44,943 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:01:44,943 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [548905759] [2020-10-27 22:01:44,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:01:44,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:44,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:45,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:45,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:49,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:49,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-27 22:01:49,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:01:49,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 22:01:49,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:49,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:01:49,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 100 [2020-10-27 22:01:49,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 22:01:49,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:50,375 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:01:50,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:01:50,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:50,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:50,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:50,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:50,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:50,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-27 22:01:50,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:50,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:50,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:50,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:50,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-27 22:01:50,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:01:50,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:50,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:50,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:50,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:50,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:50,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:50,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:50,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:50,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:50,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:50,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:50,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:01:50,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:50,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:50,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:50,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:50,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:50,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:50,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:50,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:50,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:50,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:50,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:50,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:50,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:50,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:50,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:50,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:50,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:50,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:50,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:50,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:50,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:50,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:50,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:50,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:01:50,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:50,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:50,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:50,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:01:50,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:50,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:01:50,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:50,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:50,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:50,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:50,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:50,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 22:01:50,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:50,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:50,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:50,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:50,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:50,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:50,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:50,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:50,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:50,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:50,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:50,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 22:01:50,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:50,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:50,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:50,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:01:50,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:50,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-27 22:01:50,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:50,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:01:50,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:50,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-27 22:01:50,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:50,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:50,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:50,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:50,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:50,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:01:50,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:50,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-27 22:01:50,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:50,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:01:50,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:50,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-27 22:01:50,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:50,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:01:50,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:50,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:50,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:50,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:01:50,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:50,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:50,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:50,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:50,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:50,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:50,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:50,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:50,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:50,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:50,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:50,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:01:50,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:50,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:50,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:50,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:50,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:50,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:50,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:50,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:01:50,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:50,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:50,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:50,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:01:50,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:50,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 22:01:50,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:50,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:01:50,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:50,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:01:50,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:50,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:50,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:50,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:50,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:50,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:01:50,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:50,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:01:50,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:50,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:01:50,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:50,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:01:50,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:50,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:01:50,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:50,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:50,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:50,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:50,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:50,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:50,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:50,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:01:50,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:50,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:01:50,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:50,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:01:50,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:50,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:50,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:50,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:50,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:50,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:01:50,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:50,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:01:50,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:50,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:50,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:50,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 22:01:50,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:50,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:50,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:50,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:50,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:50,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 22:01:50,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:50,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:01:50,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:01:50,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:01:50,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:50,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-27 22:01:50,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:01:50,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:01:50,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:01:50,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:01:50,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:01:50,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:01:50,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:01:50,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:01:50,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:01:50,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:01:50,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:01:50,821 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 22:01:50,821 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [548905759] [2020-10-27 22:01:50,821 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:01:50,821 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 22:01:50,822 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268402816] [2020-10-27 22:01:50,823 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 22:01:50,823 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:01:50,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 22:01:50,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:01:50,824 INFO L87 Difference]: Start difference. First operand 481 states and 588 transitions. Second operand 13 states. [2020-10-27 22:01:51,843 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:53,513 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:01:54,015 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:01:54,493 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:54,897 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:01:55,403 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:55,826 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:01:56,253 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:56,669 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:57,135 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:57,571 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:58,292 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:58,722 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:59,970 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:02:02,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:02:02,054 INFO L93 Difference]: Finished difference Result 1350 states and 1850 transitions. [2020-10-27 22:02:02,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-27 22:02:02,055 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 99 [2020-10-27 22:02:02,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:02:02,065 INFO L225 Difference]: With dead ends: 1350 [2020-10-27 22:02:02,066 INFO L226 Difference]: Without dead ends: 809 [2020-10-27 22:02:02,069 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 197 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=195, Invalid=797, Unknown=0, NotChecked=0, Total=992 [2020-10-27 22:02:02,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 809 states. [2020-10-27 22:02:02,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 809 to 647. [2020-10-27 22:02:02,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 647 states. [2020-10-27 22:02:02,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 647 states and 783 transitions. [2020-10-27 22:02:02,210 INFO L78 Accepts]: Start accepts. Automaton has 647 states and 783 transitions. Word has length 99 [2020-10-27 22:02:02,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:02:02,211 INFO L481 AbstractCegarLoop]: Abstraction has 647 states and 783 transitions. [2020-10-27 22:02:02,211 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 22:02:02,211 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 783 transitions. [2020-10-27 22:02:02,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-10-27 22:02:02,214 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:02:02,214 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-27 22:02:02,214 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 22:02:02,214 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 22:02:02,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:02:02,215 INFO L82 PathProgramCache]: Analyzing trace with hash 1183171584, now seen corresponding path program 1 times [2020-10-27 22:02:02,215 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:02:02,215 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2070222897] [2020-10-27 22:02:02,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:02:02,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:02,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:02,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:02,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:02,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:05,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:07,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:07,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 182 [2020-10-27 22:02:07,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 22:02:07,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-27 22:02:07,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:07,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 22:02:07,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 73 [2020-10-27 22:02:07,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-27 22:02:07,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:07,656 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:02:07,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:02:07,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:07,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:07,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:07,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:07,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:07,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 22:02:07,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:07,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:07,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:07,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:07,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:07,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:02:07,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:07,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:07,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:07,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:07,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:07,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:07,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:07,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:07,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:07,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:07,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:07,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:02:07,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:07,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:07,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:07,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:07,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:07,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:07,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:07,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:07,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:07,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:07,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:07,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:07,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:07,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:07,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:07,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:07,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:07,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:07,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:07,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:07,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:07,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:07,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:02:07,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:07,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:07,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:07,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:07,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:07,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:07,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:07,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:07,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:07,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:07,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:07,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:02:07,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:07,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:07,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:07,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 22:02:07,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:07,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 22:02:07,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:07,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:07,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:07,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:02:07,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:07,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:07,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:07,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:07,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:07,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:02:07,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:07,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:02:07,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:07,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:07,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:07,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:02:07,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:07,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:07,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:07,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:07,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:07,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:02:07,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:07,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:02:07,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:07,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:07,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:07,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:02:07,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:07,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:07,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:07,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:07,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:07,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:02:07,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:07,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:02:07,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:07,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:07,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:07,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:02:07,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:07,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:07,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:07,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:07,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:07,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:02:07,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:07,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:07,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:07,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:07,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:07,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:02:07,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:07,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:02:07,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:07,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:07,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:07,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:02:07,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:07,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 22:02:07,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:07,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:07,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:07,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 22:02:07,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:07,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:07,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:07,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:07,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:07,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:02:07,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:07,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:07,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:07,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:07,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:07,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:07,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:07,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:07,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:07,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:07,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:07,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:07,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:07,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:07,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:07,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:07,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:07,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:07,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:07,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:07,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:07,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:07,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:07,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:07,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:07,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:07,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:07,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:07,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:07,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:07,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:07,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:02:07,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:07,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:07,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:07,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:02:07,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:07,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:02:07,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:07,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:07,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:07,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:02:07,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:07,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:07,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:07,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:07,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:07,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:07,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:07,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:07,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:07,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:07,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:07,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:07,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:07,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-27 22:02:07,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:07,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:07,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:07,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:07,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:07,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:07,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:07,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:07,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:07,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:02:07,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:07,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 22:02:07,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:07,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:07,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:07,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:07,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:07,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:02:07,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:07,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:02:07,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 22:02:07,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:02:07,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:07,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-27 22:02:07,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:07,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:07,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:07,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:07,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:07,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:07,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:07,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:07,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:07,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:07,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:07,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 22:02:07,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:07,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:07,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:07,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:07,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:07,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:07,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:07,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:07,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:07,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:07,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:08,001 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-27 22:02:08,004 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2070222897] [2020-10-27 22:02:08,010 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:02:08,010 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-27 22:02:08,010 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373698948] [2020-10-27 22:02:08,011 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:02:08,011 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:02:08,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:02:08,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:02:08,012 INFO L87 Difference]: Start difference. First operand 647 states and 783 transitions. Second operand 9 states. [2020-10-27 22:02:09,053 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:02:11,265 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:02:12,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:02:12,894 INFO L93 Difference]: Finished difference Result 2205 states and 3009 transitions. [2020-10-27 22:02:12,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 22:02:12,895 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 126 [2020-10-27 22:02:12,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:02:12,907 INFO L225 Difference]: With dead ends: 2205 [2020-10-27 22:02:12,907 INFO L226 Difference]: Without dead ends: 1578 [2020-10-27 22:02:12,911 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 46 SyntacticMatches, 5 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=100, Invalid=280, Unknown=0, NotChecked=0, Total=380 [2020-10-27 22:02:12,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1578 states. [2020-10-27 22:02:13,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1578 to 1253. [2020-10-27 22:02:13,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1253 states. [2020-10-27 22:02:13,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 1253 states and 1519 transitions. [2020-10-27 22:02:13,166 INFO L78 Accepts]: Start accepts. Automaton has 1253 states and 1519 transitions. Word has length 126 [2020-10-27 22:02:13,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:02:13,166 INFO L481 AbstractCegarLoop]: Abstraction has 1253 states and 1519 transitions. [2020-10-27 22:02:13,166 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:02:13,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1519 transitions. [2020-10-27 22:02:13,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-10-27 22:02:13,170 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:02:13,170 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-27 22:02:13,170 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 22:02:13,171 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 22:02:13,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:02:13,171 INFO L82 PathProgramCache]: Analyzing trace with hash 760469758, now seen corresponding path program 1 times [2020-10-27 22:02:13,171 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:02:13,172 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [497059498] [2020-10-27 22:02:13,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:02:13,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:13,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:13,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:14,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:14,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 182 [2020-10-27 22:02:14,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:02:14,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1778 [2020-10-27 22:02:14,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:14,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:14,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-27 22:02:14,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-27 22:02:14,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,381 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:02:15,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:02:15,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:15,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 22:02:15,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:02:15,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:15,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:15,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:02:15,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:15,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:15,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:15,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:15,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:15,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:02:15,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:15,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:15,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:02:15,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 22:02:15,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 22:02:15,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:15,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:02:15,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:15,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:02:15,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 22:02:15,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:15,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-27 22:02:15,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:15,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:02:15,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:02:15,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:15,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:02:15,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:15,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:15,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:02:15,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:15,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:02:15,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:02:15,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:02:15,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:15,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:02:15,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:15,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:02:15,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:15,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:15,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:15,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:15,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:15,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:15,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:02:15,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:02:15,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:02:15,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:15,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:02:15,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:15,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:15,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:15,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-27 22:02:15,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:15,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:15,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:15,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:02:15,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 22:02:15,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:15,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:15,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:15,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:15,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:02:15,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-27 22:02:15,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:15,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:15,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:15,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 22:02:15,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:15,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:15,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:15,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:15,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:15,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:15,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:15,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:15,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:15,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:15,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:15,692 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-27 22:02:15,693 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [497059498] [2020-10-27 22:02:15,693 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:02:15,693 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-27 22:02:15,693 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123766471] [2020-10-27 22:02:15,694 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:02:15,694 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:02:15,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:02:15,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:02:15,695 INFO L87 Difference]: Start difference. First operand 1253 states and 1519 transitions. Second operand 8 states. [2020-10-27 22:02:16,285 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:02:18,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:02:18,078 INFO L93 Difference]: Finished difference Result 1559 states and 2056 transitions. [2020-10-27 22:02:18,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 22:02:18,079 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 126 [2020-10-27 22:02:18,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:02:18,089 INFO L225 Difference]: With dead ends: 1559 [2020-10-27 22:02:18,089 INFO L226 Difference]: Without dead ends: 1335 [2020-10-27 22:02:18,092 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:02:18,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1335 states. [2020-10-27 22:02:18,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1335 to 1033. [2020-10-27 22:02:18,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1033 states. [2020-10-27 22:02:18,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 1033 states and 1237 transitions. [2020-10-27 22:02:18,307 INFO L78 Accepts]: Start accepts. Automaton has 1033 states and 1237 transitions. Word has length 126 [2020-10-27 22:02:18,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:02:18,307 INFO L481 AbstractCegarLoop]: Abstraction has 1033 states and 1237 transitions. [2020-10-27 22:02:18,307 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:02:18,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 1237 transitions. [2020-10-27 22:02:18,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-10-27 22:02:18,312 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:02:18,312 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 22:02:18,312 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 22:02:18,313 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 22:02:18,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:02:18,313 INFO L82 PathProgramCache]: Analyzing trace with hash 1222249283, now seen corresponding path program 1 times [2020-10-27 22:02:18,313 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:02:18,314 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1212939475] [2020-10-27 22:02:18,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:02:18,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:18,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:18,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:18,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:20,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:23,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:23,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 224 [2020-10-27 22:02:23,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 22:02:23,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-27 22:02:23,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:23,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:02:23,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-27 22:02:23,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 99 [2020-10-27 22:02:23,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:23,766 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:02:23,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:02:23,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:23,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:23,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:23,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:23,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:23,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 22:02:23,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:23,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:23,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:23,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:23,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:23,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:02:23,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:23,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:23,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:23,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:23,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:23,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:23,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:23,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:23,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:23,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:23,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:23,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:02:23,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:23,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:23,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:23,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:23,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:23,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:23,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:23,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:23,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:23,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:23,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:23,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:23,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:23,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:23,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:23,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:23,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:23,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:23,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:23,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:23,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:23,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:23,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:23,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:02:23,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:23,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:23,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:23,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:23,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:23,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:23,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:23,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:23,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:23,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:23,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:23,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 22:02:23,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:23,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:23,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:23,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:23,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:23,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:23,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:23,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:23,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:23,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:23,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:23,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:02:23,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:23,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:23,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:23,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 22:02:23,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:23,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 22:02:23,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:23,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:23,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:23,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 22:02:23,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:23,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:23,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:23,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:23,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:23,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:02:23,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:23,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:02:23,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:23,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:23,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:23,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:02:23,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:23,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:23,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:23,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:23,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:23,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:02:23,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:23,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 22:02:23,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:23,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:23,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:23,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 22:02:23,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:23,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:23,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:23,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:23,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:23,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:02:23,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:23,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:02:23,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:23,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:23,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:23,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 22:02:23,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:23,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:23,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:23,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:23,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:23,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:02:23,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:23,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:23,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:23,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:23,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:23,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:02:23,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:23,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:02:23,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:23,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:23,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:23,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:02:23,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:23,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:02:23,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:23,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:23,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:23,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 22:02:23,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:24,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:24,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:24,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:24,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:24,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:02:24,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:24,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:24,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:24,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:24,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:24,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:24,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:24,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:24,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:24,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:24,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:24,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:24,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:24,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:24,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:24,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:24,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:24,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:24,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:24,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:24,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:24,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:24,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:24,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:24,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:24,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:24,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:24,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:24,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:24,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:24,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:24,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:02:24,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:24,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:24,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:24,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:02:24,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:24,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:02:24,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:24,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:24,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:24,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:02:24,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:24,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:24,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:24,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:24,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:24,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:24,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:24,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:24,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:24,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:24,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:24,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:24,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:24,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 22:02:24,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:24,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:24,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:24,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:24,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:24,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:24,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:24,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:24,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:24,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:02:24,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:24,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-27 22:02:24,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:24,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:24,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:24,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:24,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:24,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:02:24,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:24,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:02:24,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 22:02:24,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 22:02:24,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:24,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-27 22:02:24,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:24,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:24,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:24,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 22:02:24,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:24,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-27 22:02:24,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:24,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:02:24,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 22:02:24,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 22:02:24,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:24,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:24,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:24,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:24,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:24,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 22:02:24,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:24,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 22:02:24,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:24,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:02:24,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:24,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 22:02:24,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:24,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:24,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:24,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:24,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:24,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:24,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:24,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:02:24,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:24,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:02:24,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:24,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:02:24,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:24,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 22:02:24,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:24,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:24,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:24,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:02:24,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:24,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:24,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:24,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:02:24,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:24,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:02:24,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:24,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:24,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:24,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:24,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:24,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:24,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:24,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:24,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:24,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:24,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:24,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:24,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:24,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 22:02:24,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:24,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:24,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:24,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:24,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:24,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:24,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:24,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:24,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:24,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:24,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:24,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-27 22:02:24,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:24,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:24,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:24,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:24,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:24,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:02:24,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:24,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:24,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:24,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:24,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:24,446 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-10-27 22:02:24,447 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1212939475] [2020-10-27 22:02:24,447 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:02:24,447 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 22:02:24,447 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975412155] [2020-10-27 22:02:24,448 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 22:02:24,448 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:02:24,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 22:02:24,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:02:24,449 INFO L87 Difference]: Start difference. First operand 1033 states and 1237 transitions. Second operand 14 states. [2020-10-27 22:02:25,393 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:02:26,122 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:02:28,872 WARN L193 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 207 [2020-10-27 22:02:29,665 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 207 [2020-10-27 22:02:30,444 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 210 [2020-10-27 22:02:31,682 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:02:32,090 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:02:32,483 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 22:02:32,854 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:02:36,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:02:36,622 INFO L93 Difference]: Finished difference Result 3456 states and 4852 transitions. [2020-10-27 22:02:36,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-10-27 22:02:36,623 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 156 [2020-10-27 22:02:36,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:02:36,645 INFO L225 Difference]: With dead ends: 3456 [2020-10-27 22:02:36,645 INFO L226 Difference]: Without dead ends: 2447 [2020-10-27 22:02:36,652 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 68 SyntacticMatches, 5 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 625 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=441, Invalid=1721, Unknown=0, NotChecked=0, Total=2162 [2020-10-27 22:02:36,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2447 states. [2020-10-27 22:02:37,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2447 to 1777. [2020-10-27 22:02:37,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1777 states. [2020-10-27 22:02:37,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1777 states to 1777 states and 2170 transitions. [2020-10-27 22:02:37,081 INFO L78 Accepts]: Start accepts. Automaton has 1777 states and 2170 transitions. Word has length 156 [2020-10-27 22:02:37,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:02:37,081 INFO L481 AbstractCegarLoop]: Abstraction has 1777 states and 2170 transitions. [2020-10-27 22:02:37,081 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 22:02:37,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 2170 transitions. [2020-10-27 22:02:37,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-27 22:02:37,088 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:02:37,088 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:02:37,089 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 22:02:37,090 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 22:02:37,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:02:37,091 INFO L82 PathProgramCache]: Analyzing trace with hash 1364587177, now seen corresponding path program 1 times [2020-10-27 22:02:37,091 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:02:37,091 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [474385172] [2020-10-27 22:02:37,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:02:37,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:37,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:37,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:37,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 218 [2020-10-27 22:02:41,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:02:41,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4252 [2020-10-27 22:02:41,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:02:41,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 171 [2020-10-27 22:02:41,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:02:41,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:41,804 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:02:41,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:02:41,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:41,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 22:02:41,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:41,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:02:41,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:41,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:41,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:41,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:02:41,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:41,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:41,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:41,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:41,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:41,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:41,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:41,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:02:41,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:41,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:41,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:41,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:02:41,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 22:02:41,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 22:02:41,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:41,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:41,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:02:41,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:02:41,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:41,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:41,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:02:41,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:02:41,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:41,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:41,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:02:41,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:41,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:41,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:41,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:02:41,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:41,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:41,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:02:41,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:02:41,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:02:41,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:41,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:41,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:02:41,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:41,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:41,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:41,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:41,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:41,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:41,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:02:41,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:41,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:41,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:41,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:02:41,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:02:41,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:41,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:41,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:41,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:41,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:41,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:41,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-27 22:02:41,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:41,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:41,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:41,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:41,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:41,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:41,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:41,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:41,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:41,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:41,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:42,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 22:02:42,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:42,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:42,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:42,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:42,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:42,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:42,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:42,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:42,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:42,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:42,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:42,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 22:02:42,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:42,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:42,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:42,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-27 22:02:42,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:42,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 22:02:42,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:42,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:02:42,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-27 22:02:42,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:02:42,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:42,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:42,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:42,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:42,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:42,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 22:02:42,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:42,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:02:42,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:42,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:02:42,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:42,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:02:42,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:42,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:02:42,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:42,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:42,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:42,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:42,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:42,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:42,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:42,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:42,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:42,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:42,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:42,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 22:02:42,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:42,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:42,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:42,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:02:42,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:42,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:42,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:42,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:42,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 22:02:42,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:42,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:42,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:02:42,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:42,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:42,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:42,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:02:42,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:42,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:02:42,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:42,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:42,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:02:42,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:42,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:42,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-27 22:02:42,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:42,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:42,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:42,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:42,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:42,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:42,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:42,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:42,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:42,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:42,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:42,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-27 22:02:42,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:02:42,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:02:42,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:02:42,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:02:42,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:02:42,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:02:42,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:02:42,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:02:42,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:02:42,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:02:42,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:02:42,176 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-27 22:02:42,176 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [474385172] [2020-10-27 22:02:42,176 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:02:42,177 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-27 22:02:42,177 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861189350] [2020-10-27 22:02:42,177 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 22:02:42,178 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:02:42,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 22:02:42,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-27 22:02:42,178 INFO L87 Difference]: Start difference. First operand 1777 states and 2170 transitions. Second operand 11 states. [2020-10-27 22:02:44,650 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:02:45,081 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:02:45,488 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:02:45,879 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:02:46,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:02:46,328 INFO L93 Difference]: Finished difference Result 2609 states and 3329 transitions. [2020-10-27 22:02:46,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-27 22:02:46,329 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 152 [2020-10-27 22:02:46,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:02:46,330 INFO L225 Difference]: With dead ends: 2609 [2020-10-27 22:02:46,330 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 22:02:46,338 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2020-10-27 22:02:46,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 22:02:46,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 22:02:46,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 22:02:46,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 22:02:46,340 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 152 [2020-10-27 22:02:46,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:02:46,340 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 22:02:46,340 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 22:02:46,340 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 22:02:46,340 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 22:02:46,340 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-27 22:02:46,342 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 22:02:46,470 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 5 [2020-10-27 22:02:46,835 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 216 [2020-10-27 22:02:47,027 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 213 [2020-10-27 22:02:47,385 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 218 [2020-10-27 22:02:47,522 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 209 [2020-10-27 22:02:47,830 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 218 [2020-10-27 22:02:48,058 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 219 [2020-10-27 22:02:48,285 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 218 [2020-10-27 22:02:48,393 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 213 [2020-10-27 22:02:48,573 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 219 [2020-10-27 22:02:49,054 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 218 [2020-10-27 22:02:49,385 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 218 [2020-10-27 22:02:49,529 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 216 [2020-10-27 22:02:50,613 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 216 [2020-10-27 22:02:50,797 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 218 [2020-10-27 22:02:50,994 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 218 [2020-10-27 22:02:51,133 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 219 [2020-10-27 22:02:51,269 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 218 [2020-10-27 22:02:51,482 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 219 [2020-10-27 22:02:51,824 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 218 [2020-10-27 22:02:56,112 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 403 DAG size of output: 339 [2020-10-27 22:02:57,863 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 403 DAG size of output: 339 [2020-10-27 22:03:00,155 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 393 DAG size of output: 348 [2020-10-27 22:03:05,133 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 429 DAG size of output: 316 [2020-10-27 22:03:06,267 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 171 DAG size of output: 25 [2020-10-27 22:03:07,172 WARN L193 SmtUtils]: Spent 897.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 19 [2020-10-27 22:03:07,488 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-27 22:03:07,841 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 28 [2020-10-27 22:03:08,715 WARN L193 SmtUtils]: Spent 868.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 20 [2020-10-27 22:03:09,020 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-27 22:03:10,316 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 170 DAG size of output: 22 [2020-10-27 22:03:11,379 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 171 DAG size of output: 25 [2020-10-27 22:03:11,727 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 28 [2020-10-27 22:03:12,036 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-27 22:03:12,383 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 28 [2020-10-27 22:03:13,292 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 26 [2020-10-27 22:03:13,917 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 13 [2020-10-27 22:03:14,208 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-27 22:03:15,521 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 185 DAG size of output: 33 [2020-10-27 22:03:15,868 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:03:17,086 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 184 DAG size of output: 26 [2020-10-27 22:03:17,386 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-27 22:03:18,584 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 171 DAG size of output: 30 [2020-10-27 22:03:19,168 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 15 [2020-10-27 22:03:19,441 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-27 22:03:21,703 WARN L193 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 280 DAG size of output: 34 [2020-10-27 22:03:22,910 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 171 DAG size of output: 27 [2020-10-27 22:03:23,215 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 1 [2020-10-27 22:03:25,481 WARN L193 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 280 DAG size of output: 34 [2020-10-27 22:03:25,781 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-27 22:03:26,414 WARN L193 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 15 [2020-10-27 22:03:26,852 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 28 [2020-10-27 22:03:27,232 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 28 [2020-10-27 22:03:27,889 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 20 [2020-10-27 22:03:28,468 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 10 [2020-10-27 22:03:29,763 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 167 DAG size of output: 19 [2020-10-27 22:03:30,182 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 25 [2020-10-27 22:03:30,491 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 1 [2020-10-27 22:03:30,844 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 28 [2020-10-27 22:03:31,505 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 23 [2020-10-27 22:03:34,859 WARN L193 SmtUtils]: Spent 3.35 s on a formula simplification. DAG size of input: 294 DAG size of output: 37 [2020-10-27 22:03:35,241 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 20 [2020-10-27 22:03:35,660 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 22 [2020-10-27 22:03:35,976 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-27 22:03:36,324 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 28 [2020-10-27 22:03:36,940 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 15 [2020-10-27 22:03:37,563 WARN L193 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 15 [2020-10-27 22:03:37,849 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 1 [2020-10-27 22:03:40,027 WARN L193 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 196 DAG size of output: 42 [2020-10-27 22:03:40,375 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 28 [2020-10-27 22:03:40,971 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 3 [2020-10-27 22:03:41,266 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-10-27 22:03:42,095 WARN L193 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 20 [2020-10-27 22:03:42,364 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 1 [2020-10-27 22:03:42,973 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 7 [2020-10-27 22:03:44,477 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 259 DAG size of output: 32 [2020-10-27 22:03:45,340 WARN L193 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 18 [2020-10-27 22:03:45,344 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 22:03:45,345 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 22:03:45,345 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 22:03:45,345 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 22:03:45,345 INFO L274 CegarLoopResult]: For program point L576(lines 576 580) no Hoare annotation was computed. [2020-10-27 22:03:45,345 INFO L274 CegarLoopResult]: For program point L576-1(lines 576 580) no Hoare annotation was computed. [2020-10-27 22:03:45,346 INFO L274 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-10-27 22:03:45,346 INFO L274 CegarLoopResult]: For program point L570-2(lines 570 591) no Hoare annotation was computed. [2020-10-27 22:03:45,346 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 545 600) no Hoare annotation was computed. [2020-10-27 22:03:45,346 INFO L274 CegarLoopResult]: For program point L592(lines 569 593) no Hoare annotation was computed. [2020-10-27 22:03:45,346 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 545 600) no Hoare annotation was computed. [2020-10-27 22:03:45,346 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 545 600) no Hoare annotation was computed. [2020-10-27 22:03:45,347 INFO L274 CegarLoopResult]: For program point L633(lines 633 637) no Hoare annotation was computed. [2020-10-27 22:03:45,347 INFO L274 CegarLoopResult]: For program point L633-1(lines 633 637) no Hoare annotation was computed. [2020-10-27 22:03:45,347 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 601 660) no Hoare annotation was computed. [2020-10-27 22:03:45,347 INFO L274 CegarLoopResult]: For program point L628(line 628) no Hoare annotation was computed. [2020-10-27 22:03:45,347 INFO L274 CegarLoopResult]: For program point L627-2(lines 627 652) no Hoare annotation was computed. [2020-10-27 22:03:45,347 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 601 660) no Hoare annotation was computed. [2020-10-27 22:03:45,347 INFO L274 CegarLoopResult]: For program point L653(lines 626 654) no Hoare annotation was computed. [2020-10-27 22:03:45,347 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 601 660) no Hoare annotation was computed. [2020-10-27 22:03:45,348 INFO L274 CegarLoopResult]: For program point L646(line 646) no Hoare annotation was computed. [2020-10-27 22:03:45,348 INFO L274 CegarLoopResult]: For program point L646-1(line 646) no Hoare annotation was computed. [2020-10-27 22:03:45,348 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 880 886) the Hoare annotation is: true [2020-10-27 22:03:45,348 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 880 886) no Hoare annotation was computed. [2020-10-27 22:03:45,348 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 887 895) no Hoare annotation was computed. [2020-10-27 22:03:45,348 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 887 895) the Hoare annotation is: true [2020-10-27 22:03:45,348 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 887 895) no Hoare annotation was computed. [2020-10-27 22:03:45,348 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 969 991) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:03:45,348 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 969 991) no Hoare annotation was computed. [2020-10-27 22:03:45,349 INFO L270 CegarLoopResult]: At program point L981(line 981) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:03:45,349 INFO L270 CegarLoopResult]: At program point L981-1(line 981) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:03:45,349 INFO L274 CegarLoopResult]: For program point L979(lines 979 986) no Hoare annotation was computed. [2020-10-27 22:03:45,349 INFO L274 CegarLoopResult]: For program point L979-1(lines 979 986) no Hoare annotation was computed. [2020-10-27 22:03:45,349 INFO L274 CegarLoopResult]: For program point L977(line 977) no Hoare annotation was computed. [2020-10-27 22:03:45,349 INFO L270 CegarLoopResult]: At program point L976(line 976) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:03:45,349 INFO L270 CegarLoopResult]: At program point L975(line 975) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:03:45,349 INFO L270 CegarLoopResult]: At program point L975-1(line 975) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:03:45,350 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 969 991) no Hoare annotation was computed. [2020-10-27 22:03:45,350 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 928 951) no Hoare annotation was computed. [2020-10-27 22:03:45,350 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 928 951) no Hoare annotation was computed. [2020-10-27 22:03:45,350 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 928 951) no Hoare annotation was computed. [2020-10-27 22:03:45,350 INFO L274 CegarLoopResult]: For program point L946(line 946) no Hoare annotation was computed. [2020-10-27 22:03:45,350 INFO L274 CegarLoopResult]: For program point L945(line 945) no Hoare annotation was computed. [2020-10-27 22:03:45,350 INFO L274 CegarLoopResult]: For program point L944(line 944) no Hoare annotation was computed. [2020-10-27 22:03:45,350 INFO L274 CegarLoopResult]: For program point L943(line 943) no Hoare annotation was computed. [2020-10-27 22:03:45,350 INFO L274 CegarLoopResult]: For program point L942(line 942) no Hoare annotation was computed. [2020-10-27 22:03:45,350 INFO L274 CegarLoopResult]: For program point L941(line 941) no Hoare annotation was computed. [2020-10-27 22:03:45,350 INFO L274 CegarLoopResult]: For program point L940(line 940) no Hoare annotation was computed. [2020-10-27 22:03:45,351 INFO L274 CegarLoopResult]: For program point L939(line 939) no Hoare annotation was computed. [2020-10-27 22:03:45,351 INFO L274 CegarLoopResult]: For program point L938(line 938) no Hoare annotation was computed. [2020-10-27 22:03:45,351 INFO L274 CegarLoopResult]: For program point L937(line 937) no Hoare annotation was computed. [2020-10-27 22:03:45,351 INFO L274 CegarLoopResult]: For program point L936(line 936) no Hoare annotation was computed. [2020-10-27 22:03:45,351 INFO L274 CegarLoopResult]: For program point L935(line 935) no Hoare annotation was computed. [2020-10-27 22:03:45,351 INFO L274 CegarLoopResult]: For program point L934(line 934) no Hoare annotation was computed. [2020-10-27 22:03:45,351 INFO L274 CegarLoopResult]: For program point L933(line 933) no Hoare annotation was computed. [2020-10-27 22:03:45,351 INFO L274 CegarLoopResult]: For program point L481(lines 481 487) no Hoare annotation was computed. [2020-10-27 22:03:45,351 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 477 491) no Hoare annotation was computed. [2020-10-27 22:03:45,351 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 477 491) the Hoare annotation is: (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:03:45,351 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 477 491) no Hoare annotation was computed. [2020-10-27 22:03:45,351 INFO L270 CegarLoopResult]: At program point L483(line 483) the Hoare annotation is: (and (= |old(~systemActive~0)| ~systemActive~0) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:03:45,351 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 394 402) no Hoare annotation was computed. [2020-10-27 22:03:45,351 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 394 402) the Hoare annotation is: true [2020-10-27 22:03:45,351 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 394 402) no Hoare annotation was computed. [2020-10-27 22:03:45,351 INFO L277 CegarLoopResult]: At program point L465(line 465) the Hoare annotation is: true [2020-10-27 22:03:45,351 INFO L274 CegarLoopResult]: For program point L467-2(lines 467 471) no Hoare annotation was computed. [2020-10-27 22:03:45,352 INFO L274 CegarLoopResult]: For program point L465-1(line 465) no Hoare annotation was computed. [2020-10-27 22:03:45,352 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 458 476) the Hoare annotation is: true [2020-10-27 22:03:45,352 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 458 476) no Hoare annotation was computed. [2020-10-27 22:03:45,352 INFO L274 CegarLoopResult]: For program point L467(lines 467 471) no Hoare annotation was computed. [2020-10-27 22:03:45,352 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 458 476) no Hoare annotation was computed. [2020-10-27 22:03:45,352 INFO L274 CegarLoopResult]: For program point L410(lines 410 418) no Hoare annotation was computed. [2020-10-27 22:03:45,352 INFO L274 CegarLoopResult]: For program point L410-2(lines 410 418) no Hoare annotation was computed. [2020-10-27 22:03:45,352 INFO L274 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-10-27 22:03:45,352 INFO L274 CegarLoopResult]: For program point L433-1(line 433) no Hoare annotation was computed. [2020-10-27 22:03:45,352 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 403 438) no Hoare annotation was computed. [2020-10-27 22:03:45,352 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 403 438) no Hoare annotation was computed. [2020-10-27 22:03:45,352 INFO L274 CegarLoopResult]: For program point L422(lines 422 430) no Hoare annotation was computed. [2020-10-27 22:03:45,352 INFO L274 CegarLoopResult]: For program point L422-2(lines 422 430) no Hoare annotation was computed. [2020-10-27 22:03:45,352 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 403 438) no Hoare annotation was computed. [2020-10-27 22:03:45,352 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 873 879) no Hoare annotation was computed. [2020-10-27 22:03:45,352 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 873 879) the Hoare annotation is: true [2020-10-27 22:03:45,352 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 499 544) no Hoare annotation was computed. [2020-10-27 22:03:45,353 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 499 544) no Hoare annotation was computed. [2020-10-27 22:03:45,353 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 499 544) no Hoare annotation was computed. [2020-10-27 22:03:45,353 INFO L274 CegarLoopResult]: For program point L832(lines 832 839) no Hoare annotation was computed. [2020-10-27 22:03:45,353 INFO L274 CegarLoopResult]: For program point L826(lines 826 846) no Hoare annotation was computed. [2020-10-27 22:03:45,353 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 812 857) no Hoare annotation was computed. [2020-10-27 22:03:45,353 INFO L274 CegarLoopResult]: For program point L826-1(lines 826 846) no Hoare annotation was computed. [2020-10-27 22:03:45,353 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 836 837) no Hoare annotation was computed. [2020-10-27 22:03:45,353 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 843 844) no Hoare annotation was computed. [2020-10-27 22:03:45,353 INFO L274 CegarLoopResult]: For program point L843(lines 843 844) no Hoare annotation was computed. [2020-10-27 22:03:45,353 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 812 857) no Hoare annotation was computed. [2020-10-27 22:03:45,353 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 812 857) no Hoare annotation was computed. [2020-10-27 22:03:45,354 INFO L274 CegarLoopResult]: For program point L836(lines 836 837) no Hoare annotation was computed. [2020-10-27 22:03:45,354 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 959 968) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:03:45,354 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 959 968) no Hoare annotation was computed. [2020-10-27 22:03:45,354 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 959 968) no Hoare annotation was computed. [2020-10-27 22:03:45,354 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 383 393) the Hoare annotation is: true [2020-10-27 22:03:45,354 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 383 393) no Hoare annotation was computed. [2020-10-27 22:03:45,354 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 383 393) no Hoare annotation was computed. [2020-10-27 22:03:45,354 INFO L277 CegarLoopResult]: At program point L388(line 388) the Hoare annotation is: true [2020-10-27 22:03:45,354 INFO L274 CegarLoopResult]: For program point L388-1(line 388) no Hoare annotation was computed. [2020-10-27 22:03:45,354 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 375 382) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2020-10-27 22:03:45,354 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 375 382) no Hoare annotation was computed. [2020-10-27 22:03:45,354 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 375 382) no Hoare annotation was computed. [2020-10-27 22:03:45,354 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 129 142) no Hoare annotation was computed. [2020-10-27 22:03:45,354 INFO L274 CegarLoopResult]: For program point L133(lines 133 139) no Hoare annotation was computed. [2020-10-27 22:03:45,354 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 129 142) the Hoare annotation is: true [2020-10-27 22:03:45,355 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 129 142) no Hoare annotation was computed. [2020-10-27 22:03:45,355 INFO L270 CegarLoopResult]: At program point L343(line 343) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (and .cse0 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 (not (<= ~waterLevel~0 0))))) [2020-10-27 22:03:45,355 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 324 348) no Hoare annotation was computed. [2020-10-27 22:03:45,355 INFO L274 CegarLoopResult]: For program point L343-1(lines 324 348) no Hoare annotation was computed. [2020-10-27 22:03:45,355 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 324 348) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) .cse0) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 (not (<= ~waterLevel~0 0))))) [2020-10-27 22:03:45,355 INFO L270 CegarLoopResult]: At program point L338(line 338) the Hoare annotation is: (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 0))) (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0))) [2020-10-27 22:03:45,355 INFO L270 CegarLoopResult]: At program point L334(line 334) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (not (<= ~waterLevel~0 0))) (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 1 processEnvironment_~tmp~3)) (not (<= 1 ~waterLevel~0)) .cse2) (or .cse0 .cse1 .cse2))) [2020-10-27 22:03:45,355 INFO L274 CegarLoopResult]: For program point L332(lines 332 340) no Hoare annotation was computed. [2020-10-27 22:03:45,355 INFO L270 CegarLoopResult]: At program point L330(line 330) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (not (<= ~waterLevel~0 0))) (or (not (<= 1 ~waterLevel~0)) .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse0 .cse1 .cse2))) [2020-10-27 22:03:45,355 INFO L274 CegarLoopResult]: For program point L330-1(line 330) no Hoare annotation was computed. [2020-10-27 22:03:45,355 INFO L274 CegarLoopResult]: For program point L328(lines 328 345) no Hoare annotation was computed. [2020-10-27 22:03:45,355 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 290 296) no Hoare annotation was computed. [2020-10-27 22:03:45,355 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 290 296) the Hoare annotation is: true [2020-10-27 22:03:45,356 INFO L270 CegarLoopResult]: At program point L225(line 225) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (<= 0 ~pumpRunning~0)) (.cse2 (<= ~pumpRunning~0 0))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 .cse2) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0) (not .cse0) (<= 2 ~waterLevel~0)) (and .cse1 (<= 1 ~waterLevel~0) .cse2))) [2020-10-27 22:03:45,356 INFO L270 CegarLoopResult]: At program point testENTRY(lines 193 258) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:03:45,356 INFO L274 CegarLoopResult]: For program point L223(lines 223 229) no Hoare annotation was computed. [2020-10-27 22:03:45,356 INFO L274 CegarLoopResult]: For program point L223-1(lines 223 229) no Hoare annotation was computed. [2020-10-27 22:03:45,356 INFO L270 CegarLoopResult]: At program point L248(lines 203 250) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (<= 0 ~pumpRunning~0)) (.cse2 (<= ~pumpRunning~0 0))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (and (not .cse0) (<= 2 ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (and .cse0 .cse1 .cse2) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and .cse1 (<= 1 ~waterLevel~0) .cse2))) [2020-10-27 22:03:45,356 INFO L270 CegarLoopResult]: At program point L215(line 215) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (<= 0 ~pumpRunning~0)) (.cse2 (<= ~pumpRunning~0 0))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (and (not .cse0) (<= 2 ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (and .cse0 .cse1 .cse2) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and .cse1 (<= 1 ~waterLevel~0) .cse2))) [2020-10-27 22:03:45,356 INFO L274 CegarLoopResult]: For program point testFINAL(lines 193 258) no Hoare annotation was computed. [2020-10-27 22:03:45,356 INFO L274 CegarLoopResult]: For program point L213(lines 213 219) no Hoare annotation was computed. [2020-10-27 22:03:45,356 INFO L274 CegarLoopResult]: For program point L213-1(lines 213 219) no Hoare annotation was computed. [2020-10-27 22:03:45,356 INFO L274 CegarLoopResult]: For program point L205(lines 205 209) no Hoare annotation was computed. [2020-10-27 22:03:45,356 INFO L270 CegarLoopResult]: At program point L251(lines 202 252) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:03:45,356 INFO L277 CegarLoopResult]: At program point L241(line 241) the Hoare annotation is: true [2020-10-27 22:03:45,357 INFO L274 CegarLoopResult]: For program point L239(lines 239 245) no Hoare annotation was computed. [2020-10-27 22:03:45,357 INFO L270 CegarLoopResult]: At program point L239-1(lines 233 246) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (<= 0 ~pumpRunning~0)) (.cse2 (<= ~pumpRunning~0 0))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 1 |old(~waterLevel~0)|)) (= |old(~systemActive~0)| 0) (and .cse0 .cse1 .cse2) (not (<= 0 |old(~pumpRunning~0)|)) (and (not .cse0) (<= 2 ~waterLevel~0)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and .cse1 (<= 1 ~waterLevel~0) .cse2))) [2020-10-27 22:03:45,357 INFO L274 CegarLoopResult]: For program point L204(lines 203 250) no Hoare annotation was computed. [2020-10-27 22:03:45,357 INFO L274 CegarLoopResult]: For program point L233(lines 233 246) no Hoare annotation was computed. [2020-10-27 22:03:45,357 INFO L274 CegarLoopResult]: For program point testEXIT(lines 193 258) no Hoare annotation was computed. [2020-10-27 22:03:45,357 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 790 791) no Hoare annotation was computed. [2020-10-27 22:03:45,357 INFO L274 CegarLoopResult]: For program point L797(lines 797 798) no Hoare annotation was computed. [2020-10-27 22:03:45,357 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 797 798) no Hoare annotation was computed. [2020-10-27 22:03:45,357 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 766 811) no Hoare annotation was computed. [2020-10-27 22:03:45,357 INFO L274 CegarLoopResult]: For program point L790(lines 790 791) no Hoare annotation was computed. [2020-10-27 22:03:45,357 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 766 811) no Hoare annotation was computed. [2020-10-27 22:03:45,357 INFO L274 CegarLoopResult]: For program point L786(lines 786 793) no Hoare annotation was computed. [2020-10-27 22:03:45,357 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 766 811) no Hoare annotation was computed. [2020-10-27 22:03:45,357 INFO L274 CegarLoopResult]: For program point L780(lines 780 800) no Hoare annotation was computed. [2020-10-27 22:03:45,357 INFO L274 CegarLoopResult]: For program point L780-1(lines 780 800) no Hoare annotation was computed. [2020-10-27 22:03:45,358 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 349 356) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= 0 ~methaneLevelCritical~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 2 ~waterLevel~0)) (not (<= ~methaneLevelCritical~0 0))) [2020-10-27 22:03:45,358 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 349 356) no Hoare annotation was computed. [2020-10-27 22:03:45,358 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 349 356) no Hoare annotation was computed. [2020-10-27 22:03:45,358 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 143 151) no Hoare annotation was computed. [2020-10-27 22:03:45,358 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 143 151) the Hoare annotation is: true [2020-10-27 22:03:45,358 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 143 151) no Hoare annotation was computed. [2020-10-27 22:03:45,358 INFO L274 CegarLoopResult]: For program point L105(lines 105 113) no Hoare annotation was computed. [2020-10-27 22:03:45,358 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 97 119) no Hoare annotation was computed. [2020-10-27 22:03:45,358 INFO L274 CegarLoopResult]: For program point L105-2(lines 105 113) no Hoare annotation was computed. [2020-10-27 22:03:45,358 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 97 119) no Hoare annotation was computed. [2020-10-27 22:03:45,358 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 97 119) no Hoare annotation was computed. [2020-10-27 22:03:45,358 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 663 765) no Hoare annotation was computed. [2020-10-27 22:03:45,358 INFO L274 CegarLoopResult]: For program point L733(lines 711 734) no Hoare annotation was computed. [2020-10-27 22:03:45,358 INFO L274 CegarLoopResult]: For program point L692(lines 692 708) no Hoare annotation was computed. [2020-10-27 22:03:45,358 INFO L274 CegarLoopResult]: For program point L752(lines 752 759) no Hoare annotation was computed. [2020-10-27 22:03:45,358 INFO L274 CegarLoopResult]: For program point L713(lines 712 732) no Hoare annotation was computed. [2020-10-27 22:03:45,358 INFO L274 CegarLoopResult]: For program point L744(line 744) no Hoare annotation was computed. [2020-10-27 22:03:45,359 INFO L274 CegarLoopResult]: For program point L744-1(line 744) no Hoare annotation was computed. [2020-10-27 22:03:45,359 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 663 765) no Hoare annotation was computed. [2020-10-27 22:03:45,359 INFO L274 CegarLoopResult]: For program point L709(lines 709 750) no Hoare annotation was computed. [2020-10-27 22:03:45,359 INFO L274 CegarLoopResult]: For program point L728(line 728) no Hoare annotation was computed. [2020-10-27 22:03:45,359 INFO L274 CegarLoopResult]: For program point L728-1(line 728) no Hoare annotation was computed. [2020-10-27 22:03:45,359 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 663 765) no Hoare annotation was computed. [2020-10-27 22:03:45,359 INFO L274 CegarLoopResult]: For program point L687(lines 687 691) no Hoare annotation was computed. [2020-10-27 22:03:45,359 INFO L274 CegarLoopResult]: For program point L751(lines 751 762) no Hoare annotation was computed. [2020-10-27 22:03:45,359 INFO L274 CegarLoopResult]: For program point L714(lines 714 718) no Hoare annotation was computed. [2020-10-27 22:03:45,359 INFO L274 CegarLoopResult]: For program point L712-2(lines 712 732) no Hoare annotation was computed. [2020-10-27 22:03:45,359 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 863 872) no Hoare annotation was computed. [2020-10-27 22:03:45,359 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 863 872) no Hoare annotation was computed. [2020-10-27 22:03:45,359 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 863 872) no Hoare annotation was computed. [2020-10-27 22:03:45,359 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:03:45,360 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 22:03:45,360 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:03:45,360 INFO L270 CegarLoopResult]: At program point L369(line 369) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= ~methaneLevelCritical~0 activatePump_~tmp~4) (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= activatePump_~tmp~4 ~methaneLevelCritical~0)) (= 0 ~systemActive~0) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:03:45,360 INFO L274 CegarLoopResult]: For program point L369-1(lines 358 374) no Hoare annotation was computed. [2020-10-27 22:03:45,360 INFO L274 CegarLoopResult]: For program point L365(lines 365 371) no Hoare annotation was computed. [2020-10-27 22:03:45,360 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 358 374) no Hoare annotation was computed. [2020-10-27 22:03:45,360 INFO L270 CegarLoopResult]: At program point L363(line 363) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:03:45,360 INFO L274 CegarLoopResult]: For program point L363-1(line 363) no Hoare annotation was computed. [2020-10-27 22:03:45,360 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 358 374) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0) (not (<= 2 ~waterLevel~0))) [2020-10-27 22:03:45,361 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 120 128) no Hoare annotation was computed. [2020-10-27 22:03:45,361 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 120 128) no Hoare annotation was computed. [2020-10-27 22:03:45,361 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 120 128) no Hoare annotation was computed. [2020-10-27 22:03:45,361 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 439 457) no Hoare annotation was computed. [2020-10-27 22:03:45,361 INFO L274 CegarLoopResult]: For program point L448(lines 448 452) no Hoare annotation was computed. [2020-10-27 22:03:45,361 INFO L277 CegarLoopResult]: At program point L446(line 446) the Hoare annotation is: true [2020-10-27 22:03:45,361 INFO L274 CegarLoopResult]: For program point L448-2(lines 448 452) no Hoare annotation was computed. [2020-10-27 22:03:45,361 INFO L274 CegarLoopResult]: For program point L446-1(line 446) no Hoare annotation was computed. [2020-10-27 22:03:45,361 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 439 457) the Hoare annotation is: true [2020-10-27 22:03:45,361 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 439 457) no Hoare annotation was computed. [2020-10-27 22:03:45,361 INFO L274 CegarLoopResult]: For program point L80-1(lines 76 87) no Hoare annotation was computed. [2020-10-27 22:03:45,362 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 76 87) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (not (<= 0 ~pumpRunning~0))) (.cse2 (not (<= ~pumpRunning~0 0))) (.cse3 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 (not .cse1) .cse2 .cse3) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) .cse1 (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0)) (not (<= 2 ~waterLevel~0))) (or .cse0 (not (<= 1 ~waterLevel~0)) .cse2 .cse3))) [2020-10-27 22:03:45,362 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 76 87) no Hoare annotation was computed. [2020-10-27 22:03:45,362 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:03:45,362 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 22:03:45,362 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:03:45,362 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 88 96) the Hoare annotation is: true [2020-10-27 22:03:45,362 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 88 96) no Hoare annotation was computed. [2020-10-27 22:03:45,362 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 88 96) no Hoare annotation was computed. [2020-10-27 22:03:45,362 INFO L270 CegarLoopResult]: At program point L279(line 279) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0))) (let ((.cse0 (not (<= 0 ~methaneLevelCritical~0))) (.cse2 (not (<= ~methaneLevelCritical~0 0))) (.cse3 (not .cse4)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (<= |old(~pumpRunning~0)| 0))) (.cse6 (not (<= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse2) (or (and .cse1 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (not (<= 2 |old(~waterLevel~0)|)) .cse4) (or .cse5 .cse6 .cse3) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) .cse5 .cse6)))) [2020-10-27 22:03:45,362 INFO L270 CegarLoopResult]: At program point L277(lines 277 283) the Hoare annotation is: (let ((.cse10 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse9 (= 0 ~systemActive~0))) (let ((.cse3 (<= ~methaneLevelCritical~0 0)) (.cse0 (<= 0 ~methaneLevelCritical~0)) (.cse2 (not .cse9)) (.cse7 (<= 2 ~waterLevel~0)) (.cse4 (and .cse10 .cse1)) (.cse5 (not (<= |old(~pumpRunning~0)| 0))) (.cse6 (not (<= 0 |old(~pumpRunning~0)|)))) (and (or (not .cse0) .cse1 .cse2 (not .cse3)) (or .cse4 .cse5 .cse6 (and .cse3 .cse0)) (let ((.cse8 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)))) (or (and .cse3 .cse0 .cse7 .cse8) (not (<= 2 |old(~waterLevel~0)|)) .cse9 (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0) .cse8))) (or .cse5 .cse6 .cse10 .cse2) (or (and .cse10 .cse7) .cse4 .cse5 (not (<= 1 |old(~waterLevel~0)|)) .cse6)))) [2020-10-27 22:03:45,362 INFO L270 CegarLoopResult]: At program point L272(line 272) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 0 ~methaneLevelCritical~0)) (not (<= ~methaneLevelCritical~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0)))) [2020-10-27 22:03:45,363 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 266 289) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 0 ~methaneLevelCritical~0)) (not (<= ~methaneLevelCritical~0 0))) (or .cse0 (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0)))) [2020-10-27 22:03:45,363 INFO L274 CegarLoopResult]: For program point L270(lines 269 288) no Hoare annotation was computed. [2020-10-27 22:03:45,363 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 266 289) no Hoare annotation was computed. [2020-10-27 22:03:45,363 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 266 289) no Hoare annotation was computed. [2020-10-27 22:03:45,363 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 898 927) no Hoare annotation was computed. [2020-10-27 22:03:45,363 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 898 927) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 0 ~methaneLevelCritical~0)) (not (<= ~methaneLevelCritical~0 0))) (or .cse0 (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))))) [2020-10-27 22:03:45,363 INFO L277 CegarLoopResult]: At program point L923(lines 898 927) the Hoare annotation is: true [2020-10-27 22:03:45,363 INFO L274 CegarLoopResult]: For program point L919(line 919) no Hoare annotation was computed. [2020-10-27 22:03:45,363 INFO L274 CegarLoopResult]: For program point L912(lines 912 916) no Hoare annotation was computed. [2020-10-27 22:03:45,364 INFO L270 CegarLoopResult]: At program point L912-1(lines 912 916) the Hoare annotation is: (let ((.cse3 (not (= 0 ~systemActive~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse6 (<= ~methaneLevelCritical~0 0)) (.cse4 (<= 0 ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not .cse4) .cse5 .cse3 (not .cse6)) (or (and .cse1 .cse5) .cse0 .cse2 (and .cse6 .cse4)))) [2020-10-27 22:03:45,364 INFO L274 CegarLoopResult]: For program point L909(line 909) no Hoare annotation was computed. [2020-10-27 22:03:45,364 INFO L270 CegarLoopResult]: At program point L908-2(lines 908 922) the Hoare annotation is: (let ((.cse3 (not (= 0 ~systemActive~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse6 (<= ~methaneLevelCritical~0 0)) (.cse4 (<= 0 ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not .cse4) .cse5 .cse3 (not .cse6)) (or (and .cse1 .cse5) .cse0 .cse2 (and .cse6 .cse4)))) [2020-10-27 22:03:45,364 INFO L270 CegarLoopResult]: At program point L904(line 904) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 0 ~methaneLevelCritical~0)) (not (<= ~methaneLevelCritical~0 0))) (or .cse0 (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))))) [2020-10-27 22:03:45,364 INFO L274 CegarLoopResult]: For program point L904-1(line 904) no Hoare annotation was computed. [2020-10-27 22:03:45,364 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 52 63) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0)) [2020-10-27 22:03:45,364 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 52 63) no Hoare annotation was computed. [2020-10-27 22:03:45,364 INFO L274 CegarLoopResult]: For program point L56-1(lines 52 63) no Hoare annotation was computed. [2020-10-27 22:03:45,364 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 952 958) no Hoare annotation was computed. [2020-10-27 22:03:45,364 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 952 958) the Hoare annotation is: true [2020-10-27 22:03:45,364 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:03:45,364 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0) (not (= 0 ~systemActive~0)) (<= 0 ~pumpRunning~0) (<= 1 ~waterLevel~0) (<= ~pumpRunning~0 0)) [2020-10-27 22:03:45,365 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 22:03:45,365 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:03:45,365 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 298 322) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:03:45,365 INFO L270 CegarLoopResult]: At program point L317(line 317) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0)) [2020-10-27 22:03:45,365 INFO L274 CegarLoopResult]: For program point L317-1(lines 298 322) no Hoare annotation was computed. [2020-10-27 22:03:45,365 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 298 322) no Hoare annotation was computed. [2020-10-27 22:03:45,365 INFO L270 CegarLoopResult]: At program point L312(line 312) the Hoare annotation is: (or (and (<= processEnvironment__wrappee__highWaterSensor_~tmp~2 0) (<= 0 processEnvironment__wrappee__highWaterSensor_~tmp~2) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0)) [2020-10-27 22:03:45,365 INFO L270 CegarLoopResult]: At program point L308(line 308) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0)) (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0)) [2020-10-27 22:03:45,365 INFO L274 CegarLoopResult]: For program point L306(lines 306 314) no Hoare annotation was computed. [2020-10-27 22:03:45,366 INFO L270 CegarLoopResult]: At program point L304(line 304) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:03:45,366 INFO L274 CegarLoopResult]: For program point L304-1(line 304) no Hoare annotation was computed. [2020-10-27 22:03:45,366 INFO L274 CegarLoopResult]: For program point L302(lines 302 319) no Hoare annotation was computed. [2020-10-27 22:03:45,366 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 64 75) no Hoare annotation was computed. [2020-10-27 22:03:45,366 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 64 75) the Hoare annotation is: (let ((.cse1 (not (<= 0 ~pumpRunning~0))) (.cse2 (not (<= ~pumpRunning~0 0))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (= 0 ~systemActive~0))) (and (or (not (<= 1 |old(~waterLevel~0)|)) .cse0 .cse1 .cse2) (or .cse0 .cse1 (not .cse3) .cse2) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) (not (<= 0 ~methaneLevelCritical~0)) .cse3 (not (<= ~methaneLevelCritical~0 0))))) [2020-10-27 22:03:45,366 INFO L274 CegarLoopResult]: For program point L68-1(lines 64 75) no Hoare annotation was computed. [2020-10-27 22:03:45,366 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 181 188) no Hoare annotation was computed. [2020-10-27 22:03:45,366 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-10-27 22:03:45,366 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 181 188) the Hoare annotation is: true [2020-10-27 22:03:45,366 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 181 188) no Hoare annotation was computed. [2020-10-27 22:03:45,367 INFO L277 CegarLoopResult]: At program point L161(line 161) the Hoare annotation is: true [2020-10-27 22:03:45,367 INFO L274 CegarLoopResult]: For program point L161-1(line 161) no Hoare annotation was computed. [2020-10-27 22:03:45,367 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 155 179) the Hoare annotation is: true [2020-10-27 22:03:45,367 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 155 179) no Hoare annotation was computed. [2020-10-27 22:03:45,367 INFO L270 CegarLoopResult]: At program point L169(line 169) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (<= 0 ~pumpRunning~0))) (.cse2 (not (<= ~pumpRunning~0 0)))) (and (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 (not (<= 2 ~waterLevel~0)) (not (<= ~methaneLevelCritical~0 0))) (or .cse1 (not .cse0) .cse2) (or .cse1 (not (<= 1 ~waterLevel~0)) .cse2))) [2020-10-27 22:03:45,367 INFO L274 CegarLoopResult]: For program point L167(lines 167 173) no Hoare annotation was computed. [2020-10-27 22:03:45,367 INFO L270 CegarLoopResult]: At program point L165(line 165) the Hoare annotation is: (let ((.cse3 (not (<= 0 ~pumpRunning~0))) (.cse0 (not (<= 0 ~methaneLevelCritical~0))) (.cse1 (= 0 ~systemActive~0)) (.cse4 (not (<= ~pumpRunning~0 0))) (.cse2 (not (<= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2) (or .cse3 (not (<= 1 ~waterLevel~0)) .cse0 .cse4 .cse2) (or .cse3 .cse0 (not .cse1) .cse4 .cse2))) [2020-10-27 22:03:45,367 INFO L274 CegarLoopResult]: For program point L165-1(line 165) no Hoare annotation was computed. [2020-10-27 22:03:45,368 INFO L274 CegarLoopResult]: For program point L163(lines 163 176) no Hoare annotation was computed. [2020-10-27 22:03:45,368 INFO L274 CegarLoopResult]: For program point L163-1(lines 155 179) no Hoare annotation was computed. [2020-10-27 22:03:45,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 10:03:45 BoogieIcfgContainer [2020-10-27 22:03:45,413 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 22:03:45,415 INFO L168 Benchmark]: Toolchain (without parser) took 172417.48 ms. Allocated memory was 170.9 MB in the beginning and 940.6 MB in the end (delta: 769.7 MB). Free memory was 144.6 MB in the beginning and 595.1 MB in the end (delta: -450.4 MB). Peak memory consumption was 598.8 MB. Max. memory is 8.0 GB. [2020-10-27 22:03:45,417 INFO L168 Benchmark]: CDTParser took 0.54 ms. Allocated memory is still 170.9 MB. Free memory is still 143.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 22:03:45,418 INFO L168 Benchmark]: CACSL2BoogieTranslator took 651.95 ms. Allocated memory is still 170.9 MB. Free memory was 144.0 MB in the beginning and 122.4 MB in the end (delta: 21.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-27 22:03:45,418 INFO L168 Benchmark]: Boogie Preprocessor took 93.13 ms. Allocated memory is still 170.9 MB. Free memory was 122.2 MB in the beginning and 118.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-27 22:03:45,419 INFO L168 Benchmark]: RCFGBuilder took 1704.46 ms. Allocated memory is still 170.9 MB. Free memory was 118.2 MB in the beginning and 62.4 MB in the end (delta: 55.8 MB). Peak memory consumption was 56.1 MB. Max. memory is 8.0 GB. [2020-10-27 22:03:45,419 INFO L168 Benchmark]: TraceAbstraction took 169955.32 ms. Allocated memory was 170.9 MB in the beginning and 940.6 MB in the end (delta: 769.7 MB). Free memory was 61.9 MB in the beginning and 595.1 MB in the end (delta: -533.2 MB). Peak memory consumption was 516.5 MB. Max. memory is 8.0 GB. [2020-10-27 22:03:45,425 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 ms. Allocated memory is still 170.9 MB. Free memory is still 143.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 651.95 ms. Allocated memory is still 170.9 MB. Free memory was 144.0 MB in the beginning and 122.4 MB in the end (delta: 21.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 93.13 ms. Allocated memory is still 170.9 MB. Free memory was 122.2 MB in the beginning and 118.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1704.46 ms. Allocated memory is still 170.9 MB. Free memory was 118.2 MB in the beginning and 62.4 MB in the end (delta: 55.8 MB). Peak memory consumption was 56.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 169955.32 ms. Allocated memory was 170.9 MB in the beginning and 940.6 MB in the end (delta: 769.7 MB). Free memory was 61.9 MB in the beginning and 595.1 MB in the end (delta: -533.2 MB). Peak memory consumption was 516.5 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: 797]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 790]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 836]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 843]: 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: 908]: Loop Invariant Derived loop invariant: ((((!(\old(pumpRunning) <= 0) || \old(waterLevel) == waterLevel) || !(0 <= \old(pumpRunning))) || !(0 == systemActive)) && (((!(0 <= methaneLevelCritical) || pumpRunning == \old(pumpRunning)) || !(0 == systemActive)) || !(methaneLevelCritical <= 0))) && ((((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning))) || (methaneLevelCritical <= 0 && 0 <= methaneLevelCritical)) - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: ((((((!(0 <= \old(methaneLevelCritical)) || !(\old(pumpRunning) <= 0)) || !(1 <= \old(waterLevel))) || \old(systemActive) == 0) || !(0 <= \old(pumpRunning))) || !(\old(methaneLevelCritical) <= 0)) || (methaneLevelCritical <= 0 && 0 <= methaneLevelCritical)) || (0 <= pumpRunning && pumpRunning <= 0) - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: (((((((!(0 <= \old(methaneLevelCritical)) || !(\old(pumpRunning) <= 0)) || !(1 <= \old(waterLevel))) || ((!(0 == systemActive) && 2 <= waterLevel) && \old(methaneLevelCritical) == methaneLevelCritical)) || ((0 == systemActive && 0 <= pumpRunning) && pumpRunning <= 0)) || \old(systemActive) == 0) || !(0 <= \old(pumpRunning))) || !(\old(methaneLevelCritical) <= 0)) || ((0 <= pumpRunning && 1 <= waterLevel) && pumpRunning <= 0) - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 260 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 110.8s, OverallIterations: 9, TraceHistogramMax: 3, AutomataDifference: 59.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 59.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1458 SDtfs, 4796 SDslu, 1819 SDs, 0 SdLazy, 9950 SolverSat, 3760 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 28.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 573 GetRequests, 381 SyntacticMatches, 10 SemanticMatches, 182 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1071 ImplicationChecksByTransitivity, 27.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1777occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.6s AutomataMinimizationTime, 9 MinimizatonAttempts, 1934 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 3026 PreInvPairs, 4153 NumberOfFragments, 1889 HoareAnnotationTreeSize, 3026 FomulaSimplifications, 5031288961 FormulaSimplificationTreeSizeReduction, 18.8s HoareSimplificationTime, 67 FomulaSimplificationsInter, 49023043 FormulaSimplificationTreeSizeReductionInter, 39.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 48.2s InterpolantComputationTime, 1033 NumberOfCodeBlocks, 1033 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1024 ConstructedInterpolants, 0 QuantifiedInterpolants, 404485 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 3 PerfectInterpolantSequences, 150/160 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...