/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=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product37.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 03:36:04,369 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 03:36:04,373 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 03:36:04,431 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 03:36:04,432 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 03:36:04,438 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 03:36:04,440 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 03:36:04,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 03:36:04,448 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 03:36:04,454 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 03:36:04,456 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 03:36:04,457 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 03:36:04,458 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 03:36:04,461 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 03:36:04,463 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 03:36:04,465 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 03:36:04,466 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 03:36:04,469 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 03:36:04,486 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 03:36:04,493 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 03:36:04,495 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 03:36:04,496 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 03:36:04,498 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 03:36:04,500 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 03:36:04,508 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 03:36:04,509 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 03:36:04,509 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 03:36:04,511 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 03:36:04,512 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 03:36:04,513 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 03:36:04,513 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 03:36:04,514 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 03:36:04,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 03:36:04,516 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 03:36:04,517 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 03:36:04,517 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 03:36:04,518 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 03:36:04,518 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 03:36:04,519 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 03:36:04,519 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 03:36:04,520 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 03:36:04,527 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 03:36:04,572 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 03:36:04,572 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 03:36:04,576 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 03:36:04,577 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 03:36:04,577 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 03:36:04,577 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 03:36:04,577 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 03:36:04,578 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 03:36:04,578 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 03:36:04,578 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 03:36:04,579 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 03:36:04,580 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 03:36:04,580 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 03:36:04,580 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 03:36:04,580 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 03:36:04,581 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 03:36:04,581 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 03:36:04,581 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 03:36:04,581 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 03:36:04,583 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 03:36:04,583 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 03:36:04,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 03:36:04,589 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 03:36:04,590 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 03:36:04,590 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 03:36:04,591 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 03:36:04,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 03:36:04,591 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 03:36:04,591 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 03:36:04,591 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 03:36:04,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 03:36:05,004 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 03:36:05,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 03:36:05,010 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 03:36:05,010 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 03:36:05,011 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product37.cil.c [2020-10-27 03:36:05,102 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5ba033c08/f8bb9e508485442ba525d17e5a9729ef/FLAG5c24715c1 [2020-10-27 03:36:05,703 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 03:36:05,704 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec3_product37.cil.c [2020-10-27 03:36:05,717 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5ba033c08/f8bb9e508485442ba525d17e5a9729ef/FLAG5c24715c1 [2020-10-27 03:36:06,044 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/5ba033c08/f8bb9e508485442ba525d17e5a9729ef [2020-10-27 03:36:06,048 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 03:36:06,055 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 03:36:06,059 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 03:36:06,060 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 03:36:06,064 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 03:36:06,064 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:36:06" (1/1) ... [2020-10-27 03:36:06,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ce8fa9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:06, skipping insertion in model container [2020-10-27 03:36:06,070 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 03:36:06" (1/1) ... [2020-10-27 03:36:06,078 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 03:36:06,146 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 03:36:06,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:36:06,459 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 03:36:06,640 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 03:36:06,687 INFO L208 MainTranslator]: Completed translation [2020-10-27 03:36:06,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:06 WrapperNode [2020-10-27 03:36:06,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 03:36:06,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 03:36:06,690 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 03:36:06,690 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 03:36:06,702 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:06" (1/1) ... [2020-10-27 03:36:06,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:06" (1/1) ... [2020-10-27 03:36:06,723 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:06" (1/1) ... [2020-10-27 03:36:06,724 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:06" (1/1) ... [2020-10-27 03:36:06,755 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:06" (1/1) ... [2020-10-27 03:36:06,765 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:06" (1/1) ... [2020-10-27 03:36:06,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:06" (1/1) ... [2020-10-27 03:36:06,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 03:36:06,785 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 03:36:06,785 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 03:36:06,786 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 03:36:06,787 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:06" (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 03:36:06,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 03:36:06,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 03:36:06,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 03:36:06,884 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 03:36:06,884 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 03:36:06,885 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 03:36:06,886 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 03:36:06,886 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 03:36:06,886 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 03:36:06,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 03:36:06,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 03:36:06,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 03:36:06,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 03:36:06,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 03:36:06,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 03:36:06,889 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 03:36:06,889 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 03:36:06,889 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 03:36:06,890 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 03:36:06,890 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 03:36:06,890 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 03:36:06,890 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 03:36:06,890 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 03:36:06,890 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 03:36:06,890 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 03:36:06,891 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 03:36:06,891 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 03:36:06,907 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 03:36:06,911 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 03:36:06,911 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 03:36:06,911 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 03:36:06,911 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 03:36:06,912 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 03:36:06,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 03:36:06,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-27 03:36:06,913 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 03:36:06,913 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 03:36:06,913 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 03:36:06,913 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 03:36:06,914 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 03:36:06,914 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 03:36:06,914 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 03:36:06,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 03:36:06,914 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 03:36:06,914 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 03:36:06,914 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 03:36:06,915 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 03:36:06,915 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 03:36:06,915 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 03:36:06,915 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 03:36:06,915 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 03:36:06,915 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 03:36:06,916 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 03:36:06,916 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 03:36:06,916 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 03:36:06,916 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 03:36:06,916 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 03:36:06,916 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 03:36:06,917 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 03:36:06,917 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 03:36:06,917 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 03:36:06,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 03:36:06,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 03:36:06,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 03:36:06,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 03:36:06,918 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 03:36:06,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 03:36:06,918 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 03:36:06,918 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 03:36:06,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 03:36:06,918 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 03:36:06,918 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 03:36:06,919 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 03:36:06,919 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 03:36:06,919 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 03:36:06,919 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 03:36:06,919 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 03:36:06,919 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 03:36:06,920 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 03:36:06,920 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 03:36:06,920 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-27 03:36:06,920 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 03:36:06,920 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 03:36:06,920 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 03:36:06,921 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-27 03:36:06,921 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 03:36:06,921 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 03:36:06,921 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 03:36:06,921 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 03:36:06,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 03:36:06,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 03:36:06,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 03:36:08,309 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 03:36:08,310 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 03:36:08,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:36:08 BoogieIcfgContainer [2020-10-27 03:36:08,312 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 03:36:08,315 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 03:36:08,315 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 03:36:08,319 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 03:36:08,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 03:36:06" (1/3) ... [2020-10-27 03:36:08,320 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a90ab3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:36:08, skipping insertion in model container [2020-10-27 03:36:08,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 03:36:06" (2/3) ... [2020-10-27 03:36:08,321 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a90ab3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 03:36:08, skipping insertion in model container [2020-10-27 03:36:08,321 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 03:36:08" (3/3) ... [2020-10-27 03:36:08,323 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product37.cil.c [2020-10-27 03:36:08,337 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 03:36:08,343 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 03:36:08,360 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 03:36:08,388 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 03:36:08,388 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 03:36:08,389 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 03:36:08,389 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 03:36:08,389 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 03:36:08,389 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 03:36:08,389 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 03:36:08,390 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 03:36:08,414 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states. [2020-10-27 03:36:08,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-27 03:36:08,426 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:36:08,427 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:36:08,427 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 03:36:08,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:36:08,435 INFO L82 PathProgramCache]: Analyzing trace with hash -589848371, now seen corresponding path program 1 times [2020-10-27 03:36:08,445 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:36:08,445 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [588759009] [2020-10-27 03:36:08,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:36:08,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:08,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:09,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:09,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:11,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:11,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-27 03:36:11,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:36:11,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3175 [2020-10-27 03:36:11,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:11,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-27 03:36:11,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:11,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-27 03:36:11,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-27 03:36:12,515 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:36:12,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:36:12,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:12,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:12,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:12,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:12,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:12,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-27 03:36:12,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:12,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:12,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:12,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:36:12,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:12,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:36:12,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:12,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:12,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:12,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:12,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:12,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:36:12,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:12,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:12,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:12,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:12,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:12,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:36:12,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:12,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:12,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:12,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:12,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:12,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:36:12,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:12,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:12,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:12,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:12,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:12,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:36:12,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:12,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:12,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:12,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:12,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:12,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:36:12,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:12,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:12,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:12,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:12,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:12,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:36:12,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:12,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:12,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:12,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:12,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:12,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:36:12,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:12,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:12,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:12,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:12,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:12,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:36:12,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:12,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:12,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:12,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:12,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:12,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 03:36:12,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:12,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:12,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:12,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:12,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:12,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 03:36:12,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:12,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:12,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:12,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:12,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:12,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 03:36:12,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:12,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:36:12,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:12,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:12,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:12,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 03:36:12,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:12,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:12,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:12,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:12,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:12,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:36:12,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:12,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:12,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:12,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:12,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:12,867 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 03:36:12,868 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [588759009] [2020-10-27 03:36:12,870 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:36:12,870 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 03:36:12,871 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024263985] [2020-10-27 03:36:12,877 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 03:36:12,878 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:36:12,891 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 03:36:12,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-27 03:36:12,896 INFO L87 Difference]: Start difference. First operand 176 states. Second operand 8 states. [2020-10-27 03:36:13,533 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:36:14,667 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:36:15,874 WARN L193 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 206 [2020-10-27 03:36:16,540 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:36:17,055 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 03:36:17,560 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-27 03:36:18,151 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 03:36:18,670 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 03:36:19,112 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-27 03:36:19,871 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 03:36:22,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:36:22,434 INFO L93 Difference]: Finished difference Result 554 states and 784 transitions. [2020-10-27 03:36:22,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-27 03:36:22,436 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 53 [2020-10-27 03:36:22,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:36:22,463 INFO L225 Difference]: With dead ends: 554 [2020-10-27 03:36:22,463 INFO L226 Difference]: Without dead ends: 386 [2020-10-27 03:36:22,470 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=81, Invalid=225, Unknown=0, NotChecked=0, Total=306 [2020-10-27 03:36:22,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 386 states. [2020-10-27 03:36:22,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 386 to 340. [2020-10-27 03:36:22,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2020-10-27 03:36:22,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 440 transitions. [2020-10-27 03:36:22,666 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 440 transitions. Word has length 53 [2020-10-27 03:36:22,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:36:22,667 INFO L481 AbstractCegarLoop]: Abstraction has 340 states and 440 transitions. [2020-10-27 03:36:22,667 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 03:36:22,667 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 440 transitions. [2020-10-27 03:36:22,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-10-27 03:36:22,675 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:36:22,675 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:36:22,675 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 03:36:22,676 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 03:36:22,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:36:22,676 INFO L82 PathProgramCache]: Analyzing trace with hash 2038335377, now seen corresponding path program 1 times [2020-10-27 03:36:22,676 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:36:22,677 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [128674450] [2020-10-27 03:36:22,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:36:22,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:22,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:22,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:23,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:26,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:27,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:27,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-27 03:36:27,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:36:27,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-27 03:36:27,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:27,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:27,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:27,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-10-27 03:36:27,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:28,094 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:36:28,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:36:28,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:28,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:28,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:28,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:28,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:28,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 101 [2020-10-27 03:36:28,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:28,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:28,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:28,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:36:28,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:28,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:36:28,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:28,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:28,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:28,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:28,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:28,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:28,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:28,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:28,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:28,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:28,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:28,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:36:28,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:28,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:28,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:28,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:28,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:28,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:28,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:28,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:28,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:28,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:28,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:28,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:36:28,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:28,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:28,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:28,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:28,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:28,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:28,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:28,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:28,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:28,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:28,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:28,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:36:28,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:28,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:28,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:28,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:28,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:28,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:28,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:28,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:28,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:28,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:28,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:28,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:36:28,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:28,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:28,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:28,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:28,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:28,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:28,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:28,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:28,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:28,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:28,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:28,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 03:36:28,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:28,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:28,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:28,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:28,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:28,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:28,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:28,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:28,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:28,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:28,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:28,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 03:36:28,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:28,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:28,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:28,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:28,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:28,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:28,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:28,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:28,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:28,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:28,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:28,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 03:36:28,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:28,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:28,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:28,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:28,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:28,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:28,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:28,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:28,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:28,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:28,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:28,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-27 03:36:28,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:28,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:28,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:28,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:28,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:28,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:28,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:28,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:28,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:28,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:28,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:28,324 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 03:36:28,325 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [128674450] [2020-10-27 03:36:28,325 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:36:28,325 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-27 03:36:28,325 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950752893] [2020-10-27 03:36:28,327 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 03:36:28,327 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:36:28,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 03:36:28,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 03:36:28,328 INFO L87 Difference]: Start difference. First operand 340 states and 440 transitions. Second operand 5 states. [2020-10-27 03:36:28,901 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:36:30,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:36:30,302 INFO L93 Difference]: Finished difference Result 712 states and 993 transitions. [2020-10-27 03:36:30,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-27 03:36:30,308 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 66 [2020-10-27 03:36:30,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:36:30,320 INFO L225 Difference]: With dead ends: 712 [2020-10-27 03:36:30,320 INFO L226 Difference]: Without dead ends: 396 [2020-10-27 03:36:30,331 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-27 03:36:30,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2020-10-27 03:36:30,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 332. [2020-10-27 03:36:30,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 332 states. [2020-10-27 03:36:30,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 332 states and 419 transitions. [2020-10-27 03:36:30,449 INFO L78 Accepts]: Start accepts. Automaton has 332 states and 419 transitions. Word has length 66 [2020-10-27 03:36:30,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:36:30,450 INFO L481 AbstractCegarLoop]: Abstraction has 332 states and 419 transitions. [2020-10-27 03:36:30,450 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 03:36:30,450 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 419 transitions. [2020-10-27 03:36:30,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-10-27 03:36:30,454 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:36:30,454 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:36:30,455 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 03:36:30,455 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 03:36:30,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:36:30,455 INFO L82 PathProgramCache]: Analyzing trace with hash 964251748, now seen corresponding path program 1 times [2020-10-27 03:36:30,456 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:36:30,456 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [647516662] [2020-10-27 03:36:30,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:36:30,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:30,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:30,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:30,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:30,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:34,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:35,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:35,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 121 [2020-10-27 03:36:35,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:36:35,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-27 03:36:35,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:35,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 03:36:35,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:35,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 72 [2020-10-27 03:36:35,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:35,930 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:36:35,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:36:35,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:35,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:36,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:36,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:36,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:36,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-27 03:36:36,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:36,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:36,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:36,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:36:36,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:36,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:36:36,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:36,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:36,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:36,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:36,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:36,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:36,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:36,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:36,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:36,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:36,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:36,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:36:36,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:36,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:36,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:36,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:36,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:36,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:36,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:36,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:36,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:36,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:36,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:36,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:36:36,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:36,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:36,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:36,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:36,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:36,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:36,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:36,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:36,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:36,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:36,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 03:36:36,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:36:36,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:36,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:36,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:36,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:36,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:36,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:36:36,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:36,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:36,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:36,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:36,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:36,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:36:36,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:36,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:36,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:36,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:36,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:36,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:36,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:36,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:36,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:36,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:36,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:36,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 03:36:36,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:36,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:36,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:36,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:36,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:36,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:36,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:36,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:36,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:36,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:36,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:36,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-27 03:36:36,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:36,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:36,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:36,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:36,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-27 03:36:36,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:36:36,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:36:36,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:36,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 03:36:36,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:36:36,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-27 03:36:36,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:36,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:36:36,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:36,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:36,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:36,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 03:36:36,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:36,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:36:36,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:36,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:36:36,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:36:36,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:36:36,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:36,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:36:36,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:36,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:36,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:36,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:36,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:36,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:36,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:36,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:36,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:36,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:36:36,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:36,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 03:36:36,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:36,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:36,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:36,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:36,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:36,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:36,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:36,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:36,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:36,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:36,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:36,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 03:36:36,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:36,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:36,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:36,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:36,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:36,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:36,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:36,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:36,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:36,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:36,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:36,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 03:36:36,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:36,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:36,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:36,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:36,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:36,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:36:36,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:36,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:36,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:36,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:36,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:36,258 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 03:36:36,258 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [647516662] [2020-10-27 03:36:36,259 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:36:36,259 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 03:36:36,259 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550825168] [2020-10-27 03:36:36,260 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 03:36:36,260 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:36:36,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 03:36:36,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-27 03:36:36,261 INFO L87 Difference]: Start difference. First operand 332 states and 419 transitions. Second operand 7 states. [2020-10-27 03:36:36,809 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:36:38,270 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:36:40,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:36:40,844 INFO L93 Difference]: Finished difference Result 1006 states and 1495 transitions. [2020-10-27 03:36:40,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-27 03:36:40,845 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 79 [2020-10-27 03:36:40,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:36:40,852 INFO L225 Difference]: With dead ends: 1006 [2020-10-27 03:36:40,852 INFO L226 Difference]: Without dead ends: 698 [2020-10-27 03:36:40,855 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=73, Invalid=199, Unknown=0, NotChecked=0, Total=272 [2020-10-27 03:36:40,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 698 states. [2020-10-27 03:36:40,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 698 to 557. [2020-10-27 03:36:40,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 557 states. [2020-10-27 03:36:41,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 557 states and 710 transitions. [2020-10-27 03:36:41,002 INFO L78 Accepts]: Start accepts. Automaton has 557 states and 710 transitions. Word has length 79 [2020-10-27 03:36:41,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:36:41,002 INFO L481 AbstractCegarLoop]: Abstraction has 557 states and 710 transitions. [2020-10-27 03:36:41,002 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 03:36:41,003 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 710 transitions. [2020-10-27 03:36:41,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-27 03:36:41,005 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:36:41,005 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:36:41,006 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 03:36:41,006 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 03:36:41,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:36:41,007 INFO L82 PathProgramCache]: Analyzing trace with hash -40572105, now seen corresponding path program 1 times [2020-10-27 03:36:41,007 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:36:41,007 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1966586457] [2020-10-27 03:36:41,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:36:41,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:41,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:41,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:41,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-27 03:36:41,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:41,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 292 [2020-10-27 03:36:41,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:41,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:36:41,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-27 03:36:41,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:41,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:41,679 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:36:41,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:36:41,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:41,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:41,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:41,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:41,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:41,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 03:36:41,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:41,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:41,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:41,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:41,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:41,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:36:41,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:41,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:41,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:41,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:41,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:41,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:41,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:41,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:41,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:41,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:41,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:41,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:36:41,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:41,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:41,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:41,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:41,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:41,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:41,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:41,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:41,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:41,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:41,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:41,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:36:41,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:41,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:41,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:41,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:41,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:41,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:41,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:41,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:41,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:41,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:41,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:41,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:36:41,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:41,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:41,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:41,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:41,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:41,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:41,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:41,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:41,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:41,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:41,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:41,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:36:41,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:41,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:41,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:41,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:41,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:41,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:41,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:41,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:41,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:41,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:41,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:41,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 03:36:41,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:41,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:41,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:41,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-27 03:36:41,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:41,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 03:36:41,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:41,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:36:41,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 03:36:41,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:41,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:41,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:36:41,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:41,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:41,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:41,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 03:36:41,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:41,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 03:36:41,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:41,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:36:41,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 03:36:41,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:41,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:41,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:36:41,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:41,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:41,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:41,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:36:41,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:41,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 03:36:41,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:41,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:36:41,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 03:36:41,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:41,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:41,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:36:41,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:41,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:41,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:41,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:36:41,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:41,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 03:36:41,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:41,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:36:41,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:41,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:41,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:41,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:36:41,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:41,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:41,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:41,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:41,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:41,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:41,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:41,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:41,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 03:36:41,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:41,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:41,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-27 03:36:41,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:41,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:41,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:41,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:41,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:41,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:41,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:41,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:41,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:41,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:41,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:41,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-27 03:36:41,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:41,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:41,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:41,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:41,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:41,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:41,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:41,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:41,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:41,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:41,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:41,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-27 03:36:41,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:41,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:41,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:41,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:41,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:41,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:41,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:41,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:41,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:41,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:41,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:41,918 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 03:36:41,918 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1966586457] [2020-10-27 03:36:41,919 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:36:41,919 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 03:36:41,919 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564277831] [2020-10-27 03:36:41,920 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 03:36:41,921 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:36:41,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 03:36:41,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-27 03:36:41,922 INFO L87 Difference]: Start difference. First operand 557 states and 710 transitions. Second operand 8 states. [2020-10-27 03:36:43,302 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:36:43,798 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:36:44,284 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:36:46,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:36:46,074 INFO L93 Difference]: Finished difference Result 1056 states and 1451 transitions. [2020-10-27 03:36:46,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 03:36:46,075 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 89 [2020-10-27 03:36:46,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:36:46,082 INFO L225 Difference]: With dead ends: 1056 [2020-10-27 03:36:46,082 INFO L226 Difference]: Without dead ends: 663 [2020-10-27 03:36:46,085 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-27 03:36:46,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 663 states. [2020-10-27 03:36:46,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 663 to 561. [2020-10-27 03:36:46,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 561 states. [2020-10-27 03:36:46,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 561 states and 713 transitions. [2020-10-27 03:36:46,263 INFO L78 Accepts]: Start accepts. Automaton has 561 states and 713 transitions. Word has length 89 [2020-10-27 03:36:46,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:36:46,266 INFO L481 AbstractCegarLoop]: Abstraction has 561 states and 713 transitions. [2020-10-27 03:36:46,266 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 03:36:46,266 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 713 transitions. [2020-10-27 03:36:46,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-27 03:36:46,269 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:36:46,269 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:36:46,270 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 03:36:46,270 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 03:36:46,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:36:46,271 INFO L82 PathProgramCache]: Analyzing trace with hash -434938891, now seen corresponding path program 1 times [2020-10-27 03:36:46,271 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:36:46,271 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [254732625] [2020-10-27 03:36:46,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:36:46,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:46,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:46,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:46,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-27 03:36:46,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:46,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 359 [2020-10-27 03:36:46,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:46,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:36:46,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 83 [2020-10-27 03:36:46,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:36:46,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:47,031 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:36:47,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:36:47,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:47,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:47,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:47,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:47,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:47,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 03:36:47,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:47,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:47,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:47,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:47,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:47,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:36:47,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:47,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:47,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:47,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:47,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:47,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:47,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:47,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:47,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:47,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:47,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:47,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:36:47,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:47,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:47,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:47,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:47,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:47,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:47,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:47,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:47,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:47,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:47,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:47,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:36:47,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:47,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:47,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:47,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:47,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:47,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:47,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:47,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:47,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:47,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:47,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:47,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:36:47,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:47,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:47,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:47,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:47,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:47,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:47,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:47,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:47,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:47,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:47,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:47,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:36:47,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:47,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:47,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:47,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:47,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:47,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:47,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:47,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:47,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:47,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:47,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:47,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 03:36:47,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:47,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:47,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:47,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-27 03:36:47,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:47,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 03:36:47,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:47,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:36:47,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 03:36:47,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:36:47,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:47,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:36:47,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:47,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:47,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:47,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-27 03:36:47,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:47,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 03:36:47,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:47,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:36:47,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 03:36:47,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 03:36:47,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:47,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:36:47,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:47,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:47,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:47,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:36:47,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:47,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:36:47,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:47,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:36:47,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:47,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 03:36:47,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:47,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:36:47,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:47,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:47,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:47,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:36:47,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:47,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:47,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:47,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:47,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:47,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:47,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:47,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:36:47,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:47,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:47,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:47,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:47,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:47,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:47,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:47,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:47,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 03:36:47,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:47,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:47,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-27 03:36:47,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:47,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:47,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:47,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:47,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:47,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:47,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:47,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:47,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:47,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:47,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:47,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-27 03:36:47,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:47,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:47,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:47,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:47,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:47,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:47,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:47,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:47,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:47,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:47,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:47,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-27 03:36:47,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:47,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:47,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:47,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:47,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:47,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:36:47,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:47,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:47,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:36:47,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:47,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:47,280 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 03:36:47,280 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [254732625] [2020-10-27 03:36:47,281 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:36:47,281 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 03:36:47,281 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088429587] [2020-10-27 03:36:47,281 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 03:36:47,282 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:36:47,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 03:36:47,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 03:36:47,283 INFO L87 Difference]: Start difference. First operand 561 states and 713 transitions. Second operand 9 states. [2020-10-27 03:36:48,627 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:36:49,029 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:36:49,467 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:36:49,877 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:36:51,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:36:51,707 INFO L93 Difference]: Finished difference Result 1183 states and 1588 transitions. [2020-10-27 03:36:51,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 03:36:51,708 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 89 [2020-10-27 03:36:51,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:36:51,714 INFO L225 Difference]: With dead ends: 1183 [2020-10-27 03:36:51,714 INFO L226 Difference]: Without dead ends: 646 [2020-10-27 03:36:51,718 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-27 03:36:51,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 646 states. [2020-10-27 03:36:51,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 646 to 561. [2020-10-27 03:36:51,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 561 states. [2020-10-27 03:36:51,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 561 states and 707 transitions. [2020-10-27 03:36:51,854 INFO L78 Accepts]: Start accepts. Automaton has 561 states and 707 transitions. Word has length 89 [2020-10-27 03:36:51,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:36:51,855 INFO L481 AbstractCegarLoop]: Abstraction has 561 states and 707 transitions. [2020-10-27 03:36:51,855 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 03:36:51,855 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 707 transitions. [2020-10-27 03:36:51,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-27 03:36:51,857 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:36:51,857 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 03:36:51,858 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 03:36:51,858 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 03:36:51,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:36:51,858 INFO L82 PathProgramCache]: Analyzing trace with hash -237052284, now seen corresponding path program 1 times [2020-10-27 03:36:51,859 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:36:51,859 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [904112466] [2020-10-27 03:36:51,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:36:51,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:51,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:52,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:52,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-27 03:36:52,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:52,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 328 [2020-10-27 03:36:52,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:52,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:36:52,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 92 [2020-10-27 03:36:52,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-27 03:36:52,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:52,601 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:36:52,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:36:52,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:52,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:52,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:52,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:52,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:52,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-27 03:36:52,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:52,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:52,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:52,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:52,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:52,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:36:52,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:52,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:52,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:52,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:52,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:52,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:52,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:52,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:52,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:52,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:52,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:52,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:36:52,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:52,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:52,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:52,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:52,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:52,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:52,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:52,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:52,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:52,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:52,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:52,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:36:52,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:52,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:52,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:52,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:52,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:52,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:52,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:52,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:52,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:52,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:52,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:52,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:36:52,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:52,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:52,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:52,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:36:52,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:52,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:36:52,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:52,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:52,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:52,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:52,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:52,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:36:52,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:52,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:52,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:52,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:52,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:52,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:52,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:52,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:52,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:52,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:52,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:52,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 03:36:52,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:52,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:52,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:52,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 03:36:52,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:52,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 03:36:52,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:52,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:52,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:52,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-27 03:36:52,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:52,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:36:52,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:52,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:52,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:52,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 03:36:52,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:52,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:36:52,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:52,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:52,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:52,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-27 03:36:52,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:52,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:36:52,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:52,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:52,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:52,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:36:52,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:52,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:36:52,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:52,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:52,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:52,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:52,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:52,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:36:52,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:52,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:52,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:52,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:36:52,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:52,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:52,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:52,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:36:52,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:52,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:36:52,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:52,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:36:52,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:52,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:52,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:52,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:52,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:52,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:52,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:52,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:52,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:52,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:36:52,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:52,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-27 03:36:52,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:52,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:52,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:52,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:52,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:52,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:52,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:52,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:52,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:52,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:52,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:52,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 03:36:52,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:52,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:52,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:52,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:52,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:52,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:36:52,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:52,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:36:52,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:52,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:52,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:52,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-27 03:36:52,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:52,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:52,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:36:52,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:36:52,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:36:52,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:36:52,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:36:52,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:36:52,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:36:52,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:36:52,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:36:52,792 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 03:36:52,793 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [904112466] [2020-10-27 03:36:52,793 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:36:52,793 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 03:36:52,793 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882301413] [2020-10-27 03:36:52,794 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 03:36:52,794 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:36:52,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 03:36:52,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-27 03:36:52,795 INFO L87 Difference]: Start difference. First operand 561 states and 707 transitions. Second operand 9 states. [2020-10-27 03:36:54,416 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:36:55,371 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:36:55,843 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:36:56,314 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:36:57,250 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:36:58,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:36:58,454 INFO L93 Difference]: Finished difference Result 1162 states and 1501 transitions. [2020-10-27 03:36:58,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 03:36:58,457 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 90 [2020-10-27 03:36:58,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:36:58,462 INFO L225 Difference]: With dead ends: 1162 [2020-10-27 03:36:58,463 INFO L226 Difference]: Without dead ends: 625 [2020-10-27 03:36:58,466 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=92, Invalid=214, Unknown=0, NotChecked=0, Total=306 [2020-10-27 03:36:58,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 625 states. [2020-10-27 03:36:58,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 625 to 522. [2020-10-27 03:36:58,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 522 states. [2020-10-27 03:36:58,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 522 states and 616 transitions. [2020-10-27 03:36:58,599 INFO L78 Accepts]: Start accepts. Automaton has 522 states and 616 transitions. Word has length 90 [2020-10-27 03:36:58,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:36:58,599 INFO L481 AbstractCegarLoop]: Abstraction has 522 states and 616 transitions. [2020-10-27 03:36:58,599 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 03:36:58,600 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 616 transitions. [2020-10-27 03:36:58,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-27 03:36:58,602 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:36:58,603 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:36:58,603 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 03:36:58,603 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 03:36:58,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:36:58,604 INFO L82 PathProgramCache]: Analyzing trace with hash -1031349921, now seen corresponding path program 1 times [2020-10-27 03:36:58,604 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:36:58,604 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1157526429] [2020-10-27 03:36:58,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:36:58,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:36:58,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:58,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:36:58,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:01,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:01,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:03,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:03,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 197 [2020-10-27 03:37:03,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:37:03,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 03:37:03,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:03,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 03:37:03,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:03,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 149 [2020-10-27 03:37:03,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:04,107 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:37:04,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:37:04,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:04,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:04,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:04,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:04,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:04,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 104 [2020-10-27 03:37:04,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:04,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:04,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:04,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:37:04,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:04,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:37:04,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:04,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:04,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:04,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:04,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:04,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:04,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:04,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:04,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:04,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:37:04,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:04,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:37:04,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:04,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:04,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:04,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:04,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:04,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:04,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:04,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:04,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:04,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:37:04,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:04,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:37:04,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:04,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:04,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:04,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:04,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:04,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:04,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:04,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:04,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:04,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:04,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:04,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:37:04,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:04,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:04,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:04,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:04,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:04,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:04,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:04,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:04,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:04,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:37:04,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:04,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 03:37:04,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:04,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:04,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:04,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:04,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:04,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:37:04,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 03:37:04,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 131 [2020-10-27 03:37:04,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:04,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:04,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:04,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-27 03:37:04,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:04,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:04,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:04,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:04,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:04,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:04,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 03:37:04,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:37:04,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-27 03:37:04,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:04,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:04,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:04,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:04,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:04,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:04,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:04,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:04,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:04,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:04,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 03:37:04,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:37:04,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 03:37:04,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:04,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:04,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:04,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:04,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:04,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:04,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:04,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:04,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:04,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:37:04,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:04,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:37:04,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:04,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:04,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:04,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:04,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:04,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:37:04,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:04,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:04,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:04,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:37:04,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:04,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:04,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:04,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:04,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:04,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:04,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:04,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:37:04,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:04,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:04,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:04,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:04,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:04,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:04,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:04,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:04,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:04,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:04,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:04,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 03:37:04,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:04,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:04,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:04,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:37:04,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:04,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:04,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:04,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:04,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:04,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:04,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:04,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:37:04,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:04,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:04,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:04,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:04,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:04,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:04,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:04,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:04,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:04,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:04,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:04,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 03:37:04,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:04,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:04,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:04,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:04,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:04,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:04,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:04,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:04,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:04,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:04,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:04,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-27 03:37:04,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:04,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:04,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:04,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:04,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:04,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:04,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:04,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:04,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:04,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:04,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:04,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 03:37:04,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:04,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:04,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:04,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 03:37:04,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:04,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 03:37:04,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:04,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 03:37:04,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 03:37:04,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 03:37:04,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:04,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:04,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:04,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:04,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:04,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:37:04,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:04,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 03:37:04,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:04,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:37:04,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:04,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 03:37:04,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:04,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:37:04,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:04,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:04,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:04,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:04,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:04,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:04,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:04,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:37:04,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:04,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:37:04,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:04,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 03:37:04,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:04,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:04,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:04,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:04,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:04,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:37:04,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:04,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:04,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:04,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:04,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:04,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-27 03:37:04,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:04,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:04,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:04,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:04,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:04,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:04,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:04,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:04,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:04,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:04,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:04,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 03:37:04,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:04,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:04,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:04,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:04,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:04,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:04,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:04,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:04,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:04,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:04,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:04,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 03:37:04,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:04,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:04,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:04,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:04,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:04,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:04,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:04,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:04,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:04,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:04,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:04,857 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-10-27 03:37:04,863 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1157526429] [2020-10-27 03:37:04,863 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:37:04,863 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-27 03:37:04,864 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587683485] [2020-10-27 03:37:04,864 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 03:37:04,864 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:37:04,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 03:37:04,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-10-27 03:37:04,866 INFO L87 Difference]: Start difference. First operand 522 states and 616 transitions. Second operand 13 states. [2020-10-27 03:37:05,995 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:37:07,072 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:37:08,334 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:37:09,087 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:37:10,952 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:37:11,369 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:37:11,861 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:37:12,291 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:37:12,758 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:37:13,184 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:37:13,647 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:37:14,091 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 03:37:15,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:37:15,376 INFO L93 Difference]: Finished difference Result 1491 states and 1841 transitions. [2020-10-27 03:37:15,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-27 03:37:15,377 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 137 [2020-10-27 03:37:15,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:37:15,384 INFO L225 Difference]: With dead ends: 1491 [2020-10-27 03:37:15,385 INFO L226 Difference]: Without dead ends: 938 [2020-10-27 03:37:15,388 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 173 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=207, Invalid=785, Unknown=0, NotChecked=0, Total=992 [2020-10-27 03:37:15,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 938 states. [2020-10-27 03:37:15,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 938 to 864. [2020-10-27 03:37:15,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 864 states. [2020-10-27 03:37:15,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 864 states and 990 transitions. [2020-10-27 03:37:15,540 INFO L78 Accepts]: Start accepts. Automaton has 864 states and 990 transitions. Word has length 137 [2020-10-27 03:37:15,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:37:15,541 INFO L481 AbstractCegarLoop]: Abstraction has 864 states and 990 transitions. [2020-10-27 03:37:15,541 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 03:37:15,541 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 990 transitions. [2020-10-27 03:37:15,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-27 03:37:15,549 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:37:15,550 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-27 03:37:15,550 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 03:37:15,550 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 03:37:15,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:37:15,551 INFO L82 PathProgramCache]: Analyzing trace with hash -1308352113, now seen corresponding path program 1 times [2020-10-27 03:37:15,551 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:37:15,551 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [810907159] [2020-10-27 03:37:15,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:37:15,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:15,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:15,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:15,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:16,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:16,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:20,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:20,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 203 [2020-10-27 03:37:20,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 03:37:20,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-27 03:37:20,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:20,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 03:37:20,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:20,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-27 03:37:20,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:20,964 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:37:20,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:37:20,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:20,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:21,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:21,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:21,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:21,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-27 03:37:21,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:21,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:21,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:21,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:37:21,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:21,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:37:21,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:21,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:21,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:21,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:21,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:21,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:21,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:21,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:21,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:21,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:37:21,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:21,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:37:21,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:21,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:21,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:21,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:21,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:21,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:21,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:21,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:21,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:21,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:37:21,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:21,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:37:21,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:21,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:21,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:21,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:21,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:21,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:21,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:21,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:21,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:21,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:21,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:21,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:37:21,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:21,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:21,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:21,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:21,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:21,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:21,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:21,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:21,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:21,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 03:37:21,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:21,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:37:21,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:21,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:21,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:21,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:21,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:21,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:37:21,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:21,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:37:21,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:37:21,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:37:21,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:21,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-27 03:37:21,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:21,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:21,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:21,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:21,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:21,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:21,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:21,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:21,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:21,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:21,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:21,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:37:21,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:21,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:21,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:21,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:21,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:37:21,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:37:21,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-27 03:37:21,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:21,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:37:21,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:37:21,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-27 03:37:21,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:21,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:21,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:21,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:21,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:21,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:21,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 03:37:21,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:37:21,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 03:37:21,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:21,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 03:37:21,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:21,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-27 03:37:21,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:21,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:21,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:21,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:21,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:21,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:21,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 03:37:21,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 03:37:21,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 03:37:21,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:21,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:21,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:21,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 03:37:21,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:21,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:21,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:21,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:21,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:21,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:37:21,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:21,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:37:21,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:21,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:21,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:21,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 03:37:21,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:21,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:37:21,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:21,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:21,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:21,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:37:21,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:21,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:21,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:21,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:21,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:21,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 03:37:21,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:21,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:37:21,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:21,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:21,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:21,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:21,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:21,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:21,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:21,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:21,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:21,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:21,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:21,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 03:37:21,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:21,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:21,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:21,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:37:21,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:21,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:37:21,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:21,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:21,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:21,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:37:21,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:21,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:37:21,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:21,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:21,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:21,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:21,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:21,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:21,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:21,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:21,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:21,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:21,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:21,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 03:37:21,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:21,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:21,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:21,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:21,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:21,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:21,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:21,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:21,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:21,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:21,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:21,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-27 03:37:21,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:21,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:21,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:21,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 03:37:21,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:21,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:37:21,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:21,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:21,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-27 03:37:21,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:21,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:21,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:21,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:21,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:21,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:21,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:37:21,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:21,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:21,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:21,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:21,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:21,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:21,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:21,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:37:21,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:21,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:21,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:21,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:21,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:21,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:21,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:21,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:21,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:21,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:21,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:21,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 03:37:21,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:21,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:21,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:21,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:21,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:21,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:21,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:21,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:21,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:21,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:21,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:21,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-27 03:37:21,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:21,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:21,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:21,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:21,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:21,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:21,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:21,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:21,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:21,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:21,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:21,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 03:37:21,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:21,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:21,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:21,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:21,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:21,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:21,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:21,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:21,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:21,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:21,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:21,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-27 03:37:21,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:21,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:21,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:21,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:21,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:21,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:21,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:21,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:21,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:21,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:21,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:21,533 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-27 03:37:21,533 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [810907159] [2020-10-27 03:37:21,533 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:37:21,534 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-27 03:37:21,534 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095141885] [2020-10-27 03:37:21,534 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 03:37:21,534 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:37:21,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 03:37:21,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-10-27 03:37:21,535 INFO L87 Difference]: Start difference. First operand 864 states and 990 transitions. Second operand 12 states. [2020-10-27 03:37:22,533 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 204 [2020-10-27 03:37:23,316 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:37:26,198 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 204 [2020-10-27 03:37:29,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:37:29,998 INFO L93 Difference]: Finished difference Result 1825 states and 2266 transitions. [2020-10-27 03:37:29,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-27 03:37:29,999 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 141 [2020-10-27 03:37:29,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:37:30,007 INFO L225 Difference]: With dead ends: 1825 [2020-10-27 03:37:30,007 INFO L226 Difference]: Without dead ends: 1251 [2020-10-27 03:37:30,011 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 56 SyntacticMatches, 2 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 299 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=234, Invalid=956, Unknown=0, NotChecked=0, Total=1190 [2020-10-27 03:37:30,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1251 states. [2020-10-27 03:37:30,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1251 to 1078. [2020-10-27 03:37:30,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1078 states. [2020-10-27 03:37:30,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 1078 states and 1251 transitions. [2020-10-27 03:37:30,297 INFO L78 Accepts]: Start accepts. Automaton has 1078 states and 1251 transitions. Word has length 141 [2020-10-27 03:37:30,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:37:30,297 INFO L481 AbstractCegarLoop]: Abstraction has 1078 states and 1251 transitions. [2020-10-27 03:37:30,297 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 03:37:30,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 1251 transitions. [2020-10-27 03:37:30,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-27 03:37:30,302 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:37:30,302 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-27 03:37:30,302 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 03:37:30,302 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 03:37:30,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:37:30,303 INFO L82 PathProgramCache]: Analyzing trace with hash 1336173325, now seen corresponding path program 1 times [2020-10-27 03:37:30,303 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:37:30,303 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1845631395] [2020-10-27 03:37:30,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:37:30,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:30,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:30,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:30,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:30,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:30,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:33,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:35,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:35,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 201 [2020-10-27 03:37:35,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 03:37:35,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 03:37:35,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:35,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:35,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-27 03:37:35,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-27 03:37:35,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:35,700 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:37:35,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:37:35,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:35,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:35,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:35,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:35,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:35,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-27 03:37:35,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:35,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:35,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:35,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:35,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:35,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:37:35,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:35,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:35,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:35,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:35,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:35,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:35,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:35,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:35,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:35,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:35,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:35,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:37:35,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:35,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:35,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:35,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:35,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:35,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:35,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:35,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:35,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:35,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:35,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:35,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:37:35,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:35,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:35,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:35,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:35,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:35,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:35,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:35,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:35,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:35,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:35,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:35,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:37:35,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:35,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:35,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:35,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:35,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:35,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:35,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:35,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:35,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:35,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:35,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:35,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:37:35,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:35,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:35,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:35,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:35,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:35,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:35,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:35,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:35,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:35,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:35,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:35,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-27 03:37:35,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:35,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:35,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:35,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:35,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:35,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:35,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:35,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:35,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:35,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:35,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:35,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:37:35,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:35,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:35,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:35,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:37:35,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:35,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 03:37:35,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:35,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:35,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:35,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-27 03:37:35,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:35,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:35,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:35,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:35,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:35,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 03:37:35,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:35,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:37:35,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:35,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:35,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:35,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:35,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:35,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:35,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:35,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:35,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:35,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 03:37:35,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:35,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:37:35,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:35,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:35,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:35,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:35,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:35,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:35,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:35,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:35,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:35,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:37:35,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:35,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:35,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:35,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:35,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:35,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:35,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:35,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:37:35,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:35,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:35,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:35,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:37:35,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:35,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:35,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:35,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:35,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:35,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:35,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:35,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:37:35,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:35,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:35,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:35,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:35,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:35,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:35,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:35,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:35,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:35,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:35,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:35,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 03:37:35,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:35,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:35,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:35,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:37:35,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:35,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:35,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:35,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:35,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:35,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:35,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:35,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:37:35,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:35,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:35,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:35,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:35,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:35,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:35,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:35,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:35,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:35,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:35,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:35,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-27 03:37:35,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:35,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:35,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:35,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:35,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:35,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:35,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:35,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:35,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:35,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:35,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:35,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 03:37:35,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:35,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:35,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:35,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 03:37:35,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:35,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:37:35,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:35,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:35,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-27 03:37:35,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:35,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:35,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:35,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:35,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:35,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:35,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:37:35,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:35,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:35,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:35,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:35,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:35,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:35,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:35,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:37:35,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:35,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:35,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:35,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:35,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:35,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:35,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:35,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:35,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:35,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:35,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:35,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 03:37:35,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:35,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:35,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:35,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:35,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:35,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:35,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:35,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:35,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:35,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:35,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:35,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-27 03:37:35,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:35,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:35,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:35,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:35,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:35,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:35,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:35,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:35,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:35,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:35,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:35,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 03:37:35,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:35,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:35,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:35,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:35,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:35,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:35,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:35,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:35,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:35,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:35,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:35,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 03:37:35,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:35,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:35,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:35,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:35,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:35,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:35,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:35,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:35,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:35,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:35,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:35,955 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-10-27 03:37:35,955 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1845631395] [2020-10-27 03:37:35,955 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 03:37:35,955 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 03:37:35,956 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568446292] [2020-10-27 03:37:35,956 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 03:37:35,956 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:37:35,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 03:37:35,957 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-10-27 03:37:35,957 INFO L87 Difference]: Start difference. First operand 1078 states and 1251 transitions. Second operand 8 states. [2020-10-27 03:37:36,915 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 03:37:38,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:37:38,778 INFO L93 Difference]: Finished difference Result 1506 states and 1749 transitions. [2020-10-27 03:37:38,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 03:37:38,779 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 137 [2020-10-27 03:37:38,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:37:38,786 INFO L225 Difference]: With dead ends: 1506 [2020-10-27 03:37:38,786 INFO L226 Difference]: Without dead ends: 1102 [2020-10-27 03:37:38,788 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2020-10-27 03:37:38,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1102 states. [2020-10-27 03:37:39,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1102 to 1024. [2020-10-27 03:37:39,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1024 states. [2020-10-27 03:37:39,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 1024 states and 1169 transitions. [2020-10-27 03:37:39,039 INFO L78 Accepts]: Start accepts. Automaton has 1024 states and 1169 transitions. Word has length 137 [2020-10-27 03:37:39,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:37:39,039 INFO L481 AbstractCegarLoop]: Abstraction has 1024 states and 1169 transitions. [2020-10-27 03:37:39,039 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 03:37:39,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1169 transitions. [2020-10-27 03:37:39,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-27 03:37:39,042 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 03:37:39,043 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-27 03:37:39,043 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-27 03:37:39,043 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 03:37:39,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 03:37:39,044 INFO L82 PathProgramCache]: Analyzing trace with hash -1537346260, now seen corresponding path program 1 times [2020-10-27 03:37:39,044 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 03:37:39,044 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [458493718] [2020-10-27 03:37:39,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 03:37:39,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:39,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:39,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:39,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:41,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:44,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:44,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 203 [2020-10-27 03:37:44,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 03:37:44,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-27 03:37:44,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:44,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 03:37:44,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-27 03:37:44,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 139 [2020-10-27 03:37:44,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:44,501 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:37:44,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 03:37:44,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:44,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:44,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:44,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:44,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:44,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 03:37:44,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:44,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:44,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:44,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:44,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:44,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 03:37:44,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:44,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:44,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:44,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:44,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:44,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:44,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:44,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:44,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:44,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:44,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:44,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 03:37:44,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:44,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:44,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:44,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:44,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:44,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:44,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:44,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:44,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:44,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:44,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:44,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 03:37:44,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:44,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:44,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:44,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:44,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:44,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:44,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:44,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:44,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:44,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:44,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:44,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 03:37:44,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:44,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:44,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:44,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 03:37:44,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:44,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:44,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:44,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:44,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:44,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:44,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:44,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 03:37:44,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:44,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:44,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:44,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:44,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:44,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:44,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:44,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:44,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:44,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 03:37:44,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:44,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-27 03:37:44,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:44,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:44,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:44,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:44,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:44,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:44,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:44,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:44,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:44,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:44,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:44,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-27 03:37:44,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:44,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:44,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:44,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 03:37:44,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:44,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 03:37:44,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:44,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:37:44,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:37:44,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-27 03:37:44,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:44,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:44,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:44,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:44,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:44,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 03:37:44,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:44,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 03:37:44,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:44,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:44,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:44,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-27 03:37:44,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:44,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:44,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:44,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:44,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:44,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-27 03:37:44,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:44,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:37:44,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:44,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:44,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:44,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:44,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:44,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:44,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:44,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:44,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:44,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 03:37:44,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:44,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 03:37:44,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:44,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:44,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:44,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:44,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:44,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:37:44,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:44,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:44,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:44,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 03:37:44,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:44,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:44,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:44,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:44,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:44,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:44,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:44,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 03:37:44,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:44,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:44,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:44,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:44,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:44,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:44,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:44,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:44,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:44,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:44,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:44,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 03:37:44,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:44,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:44,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:44,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 03:37:44,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:44,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:37:44,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:44,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:44,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:44,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 03:37:44,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:44,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:37:44,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:44,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:44,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:44,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:44,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:44,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:44,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:44,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:44,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:44,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:44,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:44,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 03:37:44,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:44,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:44,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:44,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:44,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:44,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 03:37:44,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:44,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 03:37:44,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 03:37:44,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 03:37:44,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:44,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-27 03:37:44,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:44,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:44,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:44,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-27 03:37:44,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:44,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 03:37:44,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:44,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:44,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:44,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-27 03:37:44,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:44,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 03:37:44,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:44,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:44,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:44,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 03:37:44,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:44,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:44,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:44,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:44,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:44,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:44,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:44,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 03:37:44,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:44,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:44,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:44,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:44,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:44,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:44,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:44,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:44,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:44,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:44,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:44,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 03:37:44,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:44,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:44,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:44,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:44,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:44,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 03:37:44,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:44,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:44,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:44,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:44,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:44,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-27 03:37:44,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:44,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:44,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:44,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:44,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:44,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:44,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:44,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 03:37:44,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:44,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:44,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:44,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-27 03:37:44,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:44,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:44,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:44,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:44,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:44,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 03:37:44,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:44,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 03:37:44,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 03:37:44,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 03:37:44,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:44,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-27 03:37:44,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 03:37:44,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 03:37:44,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 03:37:44,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 03:37:44,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 03:37:44,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 03:37:44,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 03:37:44,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 03:37:44,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 03:37:44,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 03:37:44,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 03:37:44,825 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-27 03:37:44,826 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [458493718] [2020-10-27 03:37:44,826 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 03:37:44,826 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 03:37:44,827 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919784152] [2020-10-27 03:37:44,827 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 03:37:44,827 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 03:37:44,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 03:37:44,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2020-10-27 03:37:44,828 INFO L87 Difference]: Start difference. First operand 1024 states and 1169 transitions. Second operand 14 states. [2020-10-27 03:37:45,571 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:37:46,459 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 03:37:47,761 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:37:48,231 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:37:48,642 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:37:49,062 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 03:37:50,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 03:37:50,609 INFO L93 Difference]: Finished difference Result 1960 states and 2383 transitions. [2020-10-27 03:37:50,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 03:37:50,609 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 141 [2020-10-27 03:37:50,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 03:37:50,610 INFO L225 Difference]: With dead ends: 1960 [2020-10-27 03:37:50,610 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 03:37:50,620 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 194 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=247, Invalid=745, Unknown=0, NotChecked=0, Total=992 [2020-10-27 03:37:50,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 03:37:50,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 03:37:50,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 03:37:50,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 03:37:50,621 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 141 [2020-10-27 03:37:50,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 03:37:50,621 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 03:37:50,621 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 03:37:50,621 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 03:37:50,621 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 03:37:50,621 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-27 03:37:50,624 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 03:37:50,740 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2020-10-27 03:37:51,399 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 245 [2020-10-27 03:37:51,670 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2020-10-27 03:37:51,832 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 245 [2020-10-27 03:37:52,347 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 244 [2020-10-27 03:37:52,530 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 244 [2020-10-27 03:37:54,256 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 230 [2020-10-27 03:37:59,512 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 306 [2020-10-27 03:38:01,083 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 226 [2020-10-27 03:38:01,328 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 217 [2020-10-27 03:38:01,478 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 217 [2020-10-27 03:38:01,691 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 226 [2020-10-27 03:38:03,273 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 226 [2020-10-27 03:38:03,512 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 217 [2020-10-27 03:38:03,668 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 217 [2020-10-27 03:38:03,881 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 226 [2020-10-27 03:38:04,425 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 386 DAG size of output: 310 [2020-10-27 03:38:04,735 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 306 [2020-10-27 03:38:06,045 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 317 [2020-10-27 03:38:09,560 WARN L193 SmtUtils]: Spent 2.57 s on a formula simplification. DAG size of input: 228 DAG size of output: 36 [2020-10-27 03:38:10,457 WARN L193 SmtUtils]: Spent 886.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 21 [2020-10-27 03:38:10,686 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-10-27 03:38:11,717 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 184 DAG size of output: 27 [2020-10-27 03:38:12,418 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 22 [2020-10-27 03:38:12,716 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 1 [2020-10-27 03:38:12,868 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-27 03:38:13,397 WARN L193 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 27 [2020-10-27 03:38:13,725 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 1 [2020-10-27 03:38:14,447 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 24 [2020-10-27 03:38:15,203 WARN L193 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 22 [2020-10-27 03:38:15,961 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 22 [2020-10-27 03:38:16,328 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 03:38:18,354 WARN L193 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 228 DAG size of output: 30 [2020-10-27 03:38:18,688 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 1 [2020-10-27 03:38:19,429 WARN L193 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 21 [2020-10-27 03:38:19,591 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-27 03:38:19,903 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-27 03:38:20,847 WARN L193 SmtUtils]: Spent 933.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 22 [2020-10-27 03:38:21,181 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 1 [2020-10-27 03:38:22,975 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 182 DAG size of output: 27 [2020-10-27 03:38:23,133 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-27 03:38:24,684 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 170 DAG size of output: 15 [2020-10-27 03:38:25,747 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 184 DAG size of output: 28 [2020-10-27 03:38:28,227 WARN L193 SmtUtils]: Spent 2.47 s on a formula simplification. DAG size of input: 194 DAG size of output: 23 [2020-10-27 03:38:28,348 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 19 [2020-10-27 03:38:29,347 WARN L193 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 27 [2020-10-27 03:38:30,264 WARN L193 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 24 [2020-10-27 03:38:30,596 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 1 [2020-10-27 03:38:31,339 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 22 [2020-10-27 03:38:32,642 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 181 DAG size of output: 14 [2020-10-27 03:38:33,262 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 24 [2020-10-27 03:38:33,596 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 1 [2020-10-27 03:38:34,414 WARN L193 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 26 [2020-10-27 03:38:36,979 WARN L193 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 229 DAG size of output: 42 [2020-10-27 03:38:37,286 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 1 [2020-10-27 03:38:37,979 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 22 [2020-10-27 03:38:39,557 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 188 DAG size of output: 28 [2020-10-27 03:38:40,327 WARN L193 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 26 [2020-10-27 03:38:40,549 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-10-27 03:38:41,253 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 22 [2020-10-27 03:38:42,109 WARN L193 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 25 [2020-10-27 03:38:43,069 WARN L193 SmtUtils]: Spent 957.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 27 [2020-10-27 03:38:43,387 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 1 [2020-10-27 03:38:43,835 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 16 [2020-10-27 03:38:44,527 WARN L193 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 22 [2020-10-27 03:38:45,228 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 22 [2020-10-27 03:38:45,377 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-27 03:38:45,951 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 21 [2020-10-27 03:38:46,846 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 16 [2020-10-27 03:38:47,681 WARN L193 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 27 [2020-10-27 03:38:48,511 WARN L193 SmtUtils]: Spent 826.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 27 [2020-10-27 03:38:49,362 WARN L193 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 25 [2020-10-27 03:38:50,398 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 211 DAG size of output: 28 [2020-10-27 03:38:50,618 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 1 [2020-10-27 03:38:50,622 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 03:38:50,623 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 03:38:50,623 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 03:38:50,623 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 03:38:50,623 INFO L274 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-10-27 03:38:50,623 INFO L274 CegarLoopResult]: For program point L223-2(lines 223 244) no Hoare annotation was computed. [2020-10-27 03:38:50,624 INFO L274 CegarLoopResult]: For program point L245(lines 222 246) no Hoare annotation was computed. [2020-10-27 03:38:50,624 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 198 253) no Hoare annotation was computed. [2020-10-27 03:38:50,624 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 198 253) no Hoare annotation was computed. [2020-10-27 03:38:50,624 INFO L274 CegarLoopResult]: For program point L229(lines 229 233) no Hoare annotation was computed. [2020-10-27 03:38:50,624 INFO L274 CegarLoopResult]: For program point L229-1(lines 229 233) no Hoare annotation was computed. [2020-10-27 03:38:50,624 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 198 253) no Hoare annotation was computed. [2020-10-27 03:38:50,624 INFO L274 CegarLoopResult]: For program point L286(lines 286 290) no Hoare annotation was computed. [2020-10-27 03:38:50,624 INFO L274 CegarLoopResult]: For program point L286-1(lines 286 290) no Hoare annotation was computed. [2020-10-27 03:38:50,624 INFO L274 CegarLoopResult]: For program point L281(line 281) no Hoare annotation was computed. [2020-10-27 03:38:50,625 INFO L274 CegarLoopResult]: For program point L280-2(lines 280 305) no Hoare annotation was computed. [2020-10-27 03:38:50,625 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 254 313) no Hoare annotation was computed. [2020-10-27 03:38:50,625 INFO L274 CegarLoopResult]: For program point L306(lines 279 307) no Hoare annotation was computed. [2020-10-27 03:38:50,625 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 254 313) no Hoare annotation was computed. [2020-10-27 03:38:50,625 INFO L274 CegarLoopResult]: For program point L299(line 299) no Hoare annotation was computed. [2020-10-27 03:38:50,625 INFO L274 CegarLoopResult]: For program point L299-1(line 299) no Hoare annotation was computed. [2020-10-27 03:38:50,625 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 254 313) no Hoare annotation was computed. [2020-10-27 03:38:50,625 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 919 925) the Hoare annotation is: true [2020-10-27 03:38:50,625 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 919 925) no Hoare annotation was computed. [2020-10-27 03:38:50,626 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 926 934) no Hoare annotation was computed. [2020-10-27 03:38:50,626 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 926 934) the Hoare annotation is: true [2020-10-27 03:38:50,626 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 926 934) no Hoare annotation was computed. [2020-10-27 03:38:50,626 INFO L270 CegarLoopResult]: At program point L129(line 129) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:38:50,626 INFO L270 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:38:50,626 INFO L270 CegarLoopResult]: At program point L128-1(line 128) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:38:50,626 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:38:50,626 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2020-10-27 03:38:50,626 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2020-10-27 03:38:50,627 INFO L270 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:38:50,627 INFO L270 CegarLoopResult]: At program point L134-1(line 134) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:38:50,627 INFO L274 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-10-27 03:38:50,627 INFO L274 CegarLoopResult]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2020-10-27 03:38:50,627 INFO L274 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-27 03:38:50,627 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 77 100) no Hoare annotation was computed. [2020-10-27 03:38:50,627 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-10-27 03:38:50,627 INFO L274 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-27 03:38:50,627 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-27 03:38:50,627 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 77 100) no Hoare annotation was computed. [2020-10-27 03:38:50,628 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-27 03:38:50,628 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 77 100) no Hoare annotation was computed. [2020-10-27 03:38:50,628 INFO L274 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-27 03:38:50,628 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-27 03:38:50,628 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-27 03:38:50,628 INFO L274 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-27 03:38:50,628 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-27 03:38:50,628 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-27 03:38:50,628 INFO L274 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-27 03:38:50,628 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-27 03:38:50,628 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-27 03:38:50,629 INFO L274 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-27 03:38:50,629 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 633 641) no Hoare annotation was computed. [2020-10-27 03:38:50,629 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 633 641) the Hoare annotation is: true [2020-10-27 03:38:50,629 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 633 641) no Hoare annotation was computed. [2020-10-27 03:38:50,629 INFO L274 CegarLoopResult]: For program point L672(line 672) no Hoare annotation was computed. [2020-10-27 03:38:50,629 INFO L274 CegarLoopResult]: For program point L672-1(line 672) no Hoare annotation was computed. [2020-10-27 03:38:50,629 INFO L274 CegarLoopResult]: For program point L661(lines 661 669) no Hoare annotation was computed. [2020-10-27 03:38:50,629 INFO L274 CegarLoopResult]: For program point L661-2(lines 661 669) no Hoare annotation was computed. [2020-10-27 03:38:50,629 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 642 677) no Hoare annotation was computed. [2020-10-27 03:38:50,629 INFO L274 CegarLoopResult]: For program point L649(lines 649 657) no Hoare annotation was computed. [2020-10-27 03:38:50,629 INFO L274 CegarLoopResult]: For program point L649-2(lines 649 657) no Hoare annotation was computed. [2020-10-27 03:38:50,630 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 642 677) no Hoare annotation was computed. [2020-10-27 03:38:50,630 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 642 677) no Hoare annotation was computed. [2020-10-27 03:38:50,630 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 912 918) no Hoare annotation was computed. [2020-10-27 03:38:50,630 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 912 918) the Hoare annotation is: true [2020-10-27 03:38:50,630 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 152 197) no Hoare annotation was computed. [2020-10-27 03:38:50,630 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 152 197) no Hoare annotation was computed. [2020-10-27 03:38:50,630 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 152 197) no Hoare annotation was computed. [2020-10-27 03:38:50,630 INFO L274 CegarLoopResult]: For program point L479(lines 479 499) no Hoare annotation was computed. [2020-10-27 03:38:50,630 INFO L274 CegarLoopResult]: For program point L479-1(lines 479 499) no Hoare annotation was computed. [2020-10-27 03:38:50,630 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 465 510) no Hoare annotation was computed. [2020-10-27 03:38:50,630 INFO L274 CegarLoopResult]: For program point L496(lines 496 497) no Hoare annotation was computed. [2020-10-27 03:38:50,630 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 489 490) no Hoare annotation was computed. [2020-10-27 03:38:50,631 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 496 497) no Hoare annotation was computed. [2020-10-27 03:38:50,631 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 465 510) no Hoare annotation was computed. [2020-10-27 03:38:50,631 INFO L274 CegarLoopResult]: For program point L489(lines 489 490) no Hoare annotation was computed. [2020-10-27 03:38:50,631 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 465 510) no Hoare annotation was computed. [2020-10-27 03:38:50,631 INFO L274 CegarLoopResult]: For program point L485(lines 485 492) no Hoare annotation was computed. [2020-10-27 03:38:50,631 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 109 118) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:38:50,631 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 109 118) no Hoare annotation was computed. [2020-10-27 03:38:50,631 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 109 118) no Hoare annotation was computed. [2020-10-27 03:38:50,631 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 622 632) the Hoare annotation is: true [2020-10-27 03:38:50,631 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 622 632) no Hoare annotation was computed. [2020-10-27 03:38:50,631 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 622 632) no Hoare annotation was computed. [2020-10-27 03:38:50,632 INFO L277 CegarLoopResult]: At program point L627(line 627) the Hoare annotation is: true [2020-10-27 03:38:50,632 INFO L274 CegarLoopResult]: For program point L627-1(line 627) no Hoare annotation was computed. [2020-10-27 03:38:50,632 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 614 621) the Hoare annotation is: (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (<= ~waterLevel~0 1))) [2020-10-27 03:38:50,632 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 614 621) no Hoare annotation was computed. [2020-10-27 03:38:50,632 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 614 621) no Hoare annotation was computed. [2020-10-27 03:38:50,632 INFO L274 CegarLoopResult]: For program point L847(lines 847 853) no Hoare annotation was computed. [2020-10-27 03:38:50,632 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 843 856) no Hoare annotation was computed. [2020-10-27 03:38:50,632 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 843 856) the Hoare annotation is: true [2020-10-27 03:38:50,632 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 843 856) no Hoare annotation was computed. [2020-10-27 03:38:50,632 INFO L270 CegarLoopResult]: At program point L600(line 600) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (not (<= ~waterLevel~0 1))))) [2020-10-27 03:38:50,633 INFO L274 CegarLoopResult]: For program point L600-1(lines 581 605) no Hoare annotation was computed. [2020-10-27 03:38:50,633 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 581 605) no Hoare annotation was computed. [2020-10-27 03:38:50,633 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 581 605) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (not (<= ~waterLevel~0 1))) (or (not (<= ~waterLevel~0 2)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:38:50,633 INFO L270 CegarLoopResult]: At program point L595(line 595) the Hoare annotation is: (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= 1 ~systemActive~0))) (.cse2 (not (<= ~waterLevel~0 1)))) (and (or (not (<= ~waterLevel~0 2)) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or .cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~methaneLevelCritical~0 processEnvironment_~tmp~5)) .cse0 .cse2) (or .cse1 (= ~methaneLevelCritical~0 0) .cse0 .cse2))) [2020-10-27 03:38:50,633 INFO L270 CegarLoopResult]: At program point L591(line 591) the Hoare annotation is: (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= 1 ~systemActive~0))) (.cse2 (not (<= ~waterLevel~0 1)))) (and (or (not (<= ~waterLevel~0 2)) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or .cse1 (not (= ~methaneLevelCritical~0 0)) .cse0 .cse2) (or .cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~methaneLevelCritical~0 processEnvironment_~tmp~5)) .cse0 .cse2))) [2020-10-27 03:38:50,633 INFO L274 CegarLoopResult]: For program point L589(lines 589 597) no Hoare annotation was computed. [2020-10-27 03:38:50,633 INFO L270 CegarLoopResult]: At program point L587(line 587) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= ~waterLevel~0 2)) .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:38:50,633 INFO L274 CegarLoopResult]: For program point L587-1(line 587) no Hoare annotation was computed. [2020-10-27 03:38:50,633 INFO L274 CegarLoopResult]: For program point L585(lines 585 602) no Hoare annotation was computed. [2020-10-27 03:38:50,634 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 547 553) no Hoare annotation was computed. [2020-10-27 03:38:50,634 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 547 553) the Hoare annotation is: true [2020-10-27 03:38:50,634 INFO L270 CegarLoopResult]: At program point testENTRY(lines 698 761) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-27 03:38:50,634 INFO L274 CegarLoopResult]: For program point testFINAL(lines 698 761) no Hoare annotation was computed. [2020-10-27 03:38:50,634 INFO L270 CegarLoopResult]: At program point L754(lines 707 755) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 (= ~pumpRunning~0 0) (not (= 2 ~waterLevel~0))) (and (<= 1 ~pumpRunning~0) .cse0) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-27 03:38:50,634 INFO L274 CegarLoopResult]: For program point L744(lines 744 748) no Hoare annotation was computed. [2020-10-27 03:38:50,634 INFO L270 CegarLoopResult]: At program point L744-2(lines 738 749) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (and (<= 1 ~pumpRunning~0) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) .cse1))) [2020-10-27 03:38:50,634 INFO L274 CegarLoopResult]: For program point L709(lines 708 753) no Hoare annotation was computed. [2020-10-27 03:38:50,634 INFO L274 CegarLoopResult]: For program point L738(lines 738 749) no Hoare annotation was computed. [2020-10-27 03:38:50,635 INFO L270 CegarLoopResult]: At program point L730(line 730) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 2))) (or (and (<= 1 ~pumpRunning~0) .cse0 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~pumpRunning~0 0) .cse1))) [2020-10-27 03:38:50,635 INFO L274 CegarLoopResult]: For program point L728(lines 728 734) no Hoare annotation was computed. [2020-10-27 03:38:50,635 INFO L274 CegarLoopResult]: For program point L728-1(lines 728 734) no Hoare annotation was computed. [2020-10-27 03:38:50,635 INFO L270 CegarLoopResult]: At program point L720(line 720) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (and (<= 1 ~pumpRunning~0) .cse0 (<= ~waterLevel~0 2)) (not (= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 1) .cse0 (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-27 03:38:50,635 INFO L270 CegarLoopResult]: At program point L751(lines 708 753) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (and (<= 1 ~pumpRunning~0) .cse0 (<= ~waterLevel~0 2)) (not (= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 1) .cse0 (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-27 03:38:50,635 INFO L274 CegarLoopResult]: For program point L718(lines 718 724) no Hoare annotation was computed. [2020-10-27 03:38:50,635 INFO L274 CegarLoopResult]: For program point L718-1(lines 718 724) no Hoare annotation was computed. [2020-10-27 03:38:50,635 INFO L274 CegarLoopResult]: For program point L710(lines 710 714) no Hoare annotation was computed. [2020-10-27 03:38:50,635 INFO L274 CegarLoopResult]: For program point testEXIT(lines 698 761) no Hoare annotation was computed. [2020-10-27 03:38:50,635 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 443 444) no Hoare annotation was computed. [2020-10-27 03:38:50,636 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 450 451) no Hoare annotation was computed. [2020-10-27 03:38:50,636 INFO L274 CegarLoopResult]: For program point L443(lines 443 444) no Hoare annotation was computed. [2020-10-27 03:38:50,636 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 419 464) no Hoare annotation was computed. [2020-10-27 03:38:50,636 INFO L274 CegarLoopResult]: For program point L439(lines 439 446) no Hoare annotation was computed. [2020-10-27 03:38:50,636 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 419 464) no Hoare annotation was computed. [2020-10-27 03:38:50,636 INFO L274 CegarLoopResult]: For program point L433(lines 433 453) no Hoare annotation was computed. [2020-10-27 03:38:50,636 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 419 464) no Hoare annotation was computed. [2020-10-27 03:38:50,636 INFO L274 CegarLoopResult]: For program point L433-1(lines 433 453) no Hoare annotation was computed. [2020-10-27 03:38:50,636 INFO L274 CegarLoopResult]: For program point L450(lines 450 451) no Hoare annotation was computed. [2020-10-27 03:38:50,636 INFO L274 CegarLoopResult]: For program point L819-2(lines 819 827) no Hoare annotation was computed. [2020-10-27 03:38:50,636 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 811 833) no Hoare annotation was computed. [2020-10-27 03:38:50,636 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 811 833) no Hoare annotation was computed. [2020-10-27 03:38:50,636 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 811 833) no Hoare annotation was computed. [2020-10-27 03:38:50,636 INFO L274 CegarLoopResult]: For program point L819(lines 819 827) no Hoare annotation was computed. [2020-10-27 03:38:50,637 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 316 418) no Hoare annotation was computed. [2020-10-27 03:38:50,637 INFO L274 CegarLoopResult]: For program point L345(lines 345 361) no Hoare annotation was computed. [2020-10-27 03:38:50,637 INFO L274 CegarLoopResult]: For program point L405(lines 405 412) no Hoare annotation was computed. [2020-10-27 03:38:50,637 INFO L274 CegarLoopResult]: For program point L366(lines 365 385) no Hoare annotation was computed. [2020-10-27 03:38:50,637 INFO L274 CegarLoopResult]: For program point L397(line 397) no Hoare annotation was computed. [2020-10-27 03:38:50,637 INFO L274 CegarLoopResult]: For program point L397-1(line 397) no Hoare annotation was computed. [2020-10-27 03:38:50,637 INFO L274 CegarLoopResult]: For program point L362(lines 362 403) no Hoare annotation was computed. [2020-10-27 03:38:50,637 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 316 418) no Hoare annotation was computed. [2020-10-27 03:38:50,637 INFO L274 CegarLoopResult]: For program point L381(line 381) no Hoare annotation was computed. [2020-10-27 03:38:50,637 INFO L274 CegarLoopResult]: For program point L381-1(line 381) no Hoare annotation was computed. [2020-10-27 03:38:50,637 INFO L274 CegarLoopResult]: For program point L340(lines 340 344) no Hoare annotation was computed. [2020-10-27 03:38:50,637 INFO L274 CegarLoopResult]: For program point L404(lines 404 415) no Hoare annotation was computed. [2020-10-27 03:38:50,637 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 316 418) no Hoare annotation was computed. [2020-10-27 03:38:50,638 INFO L274 CegarLoopResult]: For program point L367(lines 367 371) no Hoare annotation was computed. [2020-10-27 03:38:50,638 INFO L274 CegarLoopResult]: For program point L365-2(lines 365 385) no Hoare annotation was computed. [2020-10-27 03:38:50,638 INFO L274 CegarLoopResult]: For program point L386(lines 364 387) no Hoare annotation was computed. [2020-10-27 03:38:50,638 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 902 911) no Hoare annotation was computed. [2020-10-27 03:38:50,638 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 902 911) no Hoare annotation was computed. [2020-10-27 03:38:50,638 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 902 911) no Hoare annotation was computed. [2020-10-27 03:38:50,638 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:38:50,638 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 03:38:50,638 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:38:50,639 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 606 613) no Hoare annotation was computed. [2020-10-27 03:38:50,639 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 606 613) no Hoare annotation was computed. [2020-10-27 03:38:50,639 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 606 613) the Hoare annotation is: (or (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-27 03:38:50,639 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 678 696) no Hoare annotation was computed. [2020-10-27 03:38:50,639 INFO L274 CegarLoopResult]: For program point L687(lines 687 691) no Hoare annotation was computed. [2020-10-27 03:38:50,639 INFO L277 CegarLoopResult]: At program point L685(line 685) the Hoare annotation is: true [2020-10-27 03:38:50,639 INFO L274 CegarLoopResult]: For program point L687-2(lines 687 691) no Hoare annotation was computed. [2020-10-27 03:38:50,639 INFO L274 CegarLoopResult]: For program point L685-1(line 685) no Hoare annotation was computed. [2020-10-27 03:38:50,639 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 678 696) the Hoare annotation is: true [2020-10-27 03:38:50,639 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 678 696) no Hoare annotation was computed. [2020-10-27 03:38:50,640 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 834 842) the Hoare annotation is: true [2020-10-27 03:38:50,640 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 834 842) no Hoare annotation was computed. [2020-10-27 03:38:50,640 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 834 842) no Hoare annotation was computed. [2020-10-27 03:38:50,640 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 790 801) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (= ~pumpRunning~0 0)) .cse0 .cse1 .cse2) (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse1 .cse2))) [2020-10-27 03:38:50,640 INFO L274 CegarLoopResult]: For program point L794-1(lines 790 801) no Hoare annotation was computed. [2020-10-27 03:38:50,640 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 790 801) no Hoare annotation was computed. [2020-10-27 03:38:50,640 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:38:50,640 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 03:38:50,640 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:38:50,641 INFO L270 CegarLoopResult]: At program point L536(line 536) the Hoare annotation is: (let ((.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse5 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (and .cse7 .cse2)) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= |old(~pumpRunning~0)| 0))) (.cse8 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse3 .cse6) (or .cse5 (and .cse7 (<= |old(~waterLevel~0)| 1) .cse2) .cse0 (and .cse8 .cse2) .cse3) (or .cse4 .cse1 .cse3 .cse6) (or (not (= |old(~waterLevel~0)| 1)) .cse8 .cse0 .cse3)))) [2020-10-27 03:38:50,641 INFO L270 CegarLoopResult]: At program point L534(lines 534 540) the Hoare annotation is: (let ((.cse11 (<= 1 ~pumpRunning~0)) (.cse10 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse8 (= ~methaneLevelCritical~0 0))) (let ((.cse1 (not .cse8)) (.cse9 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (and .cse10 .cse2)) (.cse7 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (and .cse11 .cse10)) (.cse3 (not (= 1 ~systemActive~0))) (.cse6 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse1 .cse3 .cse6) (or .cse7 .cse0 .cse8 .cse3 (= ~pumpRunning~0 0)) (or (not (= |old(~waterLevel~0)| 1)) .cse9 .cse0 .cse3) (or .cse7 .cse9 .cse0 .cse3 (and .cse10 (<= |old(~waterLevel~0)| 1))) (or .cse11 .cse7 (not (<= 2 |old(~waterLevel~0)|)) .cse3 .cse6) (or .cse4 .cse7 .cse5 .cse3 .cse6)))) [2020-10-27 03:38:50,641 INFO L270 CegarLoopResult]: At program point L529(line 529) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse5 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse0 .cse1) (or .cse5 .cse1 .cse2) (or .cse3 .cse5 .cse4 .cse1))) [2020-10-27 03:38:50,641 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 523 546) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse2) (or .cse0 .cse5 .cse2 .cse3) (or .cse0 .cse1 .cse4 .cse2))) [2020-10-27 03:38:50,641 INFO L274 CegarLoopResult]: For program point L527(lines 526 545) no Hoare annotation was computed. [2020-10-27 03:38:50,641 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 523 546) no Hoare annotation was computed. [2020-10-27 03:38:50,641 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 523 546) no Hoare annotation was computed. [2020-10-27 03:38:50,641 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-10-27 03:38:50,641 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 44 73) no Hoare annotation was computed. [2020-10-27 03:38:50,641 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 44 73) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (= |old(~waterLevel~0)| 2) .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse1 .cse2))) [2020-10-27 03:38:50,641 INFO L274 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-10-27 03:38:50,642 INFO L270 CegarLoopResult]: At program point L58-1(lines 58 62) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (<= 1 ~pumpRunning~0) (= |old(~waterLevel~0)| 2) .cse0 .cse2 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:38:50,642 INFO L274 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-27 03:38:50,642 INFO L270 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (<= 1 ~pumpRunning~0) (= |old(~waterLevel~0)| 2) .cse0 .cse2 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:38:50,642 INFO L270 CegarLoopResult]: At program point L50(line 50) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (= |old(~waterLevel~0)| 2) .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) .cse1 .cse2))) [2020-10-27 03:38:50,642 INFO L274 CegarLoopResult]: For program point L50-1(line 50) no Hoare annotation was computed. [2020-10-27 03:38:50,642 INFO L277 CegarLoopResult]: At program point L69(lines 44 73) the Hoare annotation is: true [2020-10-27 03:38:50,642 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 802 810) the Hoare annotation is: true [2020-10-27 03:38:50,642 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 802 810) no Hoare annotation was computed. [2020-10-27 03:38:50,642 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 802 810) no Hoare annotation was computed. [2020-10-27 03:38:50,642 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification3_spec__1EXIT(lines 867 899) no Hoare annotation was computed. [2020-10-27 03:38:50,643 INFO L270 CegarLoopResult]: At program point L890(line 890) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~pumpRunning~0 0)) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= 1 ~pumpRunning~0)) (not (<= ~waterLevel~0 2)) .cse0))) [2020-10-27 03:38:50,643 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 867 899) the Hoare annotation is: true [2020-10-27 03:38:50,643 INFO L274 CegarLoopResult]: For program point L886(lines 886 892) no Hoare annotation was computed. [2020-10-27 03:38:50,643 INFO L270 CegarLoopResult]: At program point L884(line 884) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= ~waterLevel~0 1)))) (and (or (not (= ~pumpRunning~0 0)) .cse0 .cse1) (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse1))) [2020-10-27 03:38:50,643 INFO L274 CegarLoopResult]: For program point L884-1(line 884) no Hoare annotation was computed. [2020-10-27 03:38:50,643 INFO L274 CegarLoopResult]: For program point L882(lines 882 895) no Hoare annotation was computed. [2020-10-27 03:38:50,643 INFO L274 CegarLoopResult]: For program point L882-1(lines 867 899) no Hoare annotation was computed. [2020-10-27 03:38:50,643 INFO L277 CegarLoopResult]: At program point L880(line 880) the Hoare annotation is: true [2020-10-27 03:38:50,643 INFO L274 CegarLoopResult]: For program point L880-1(line 880) no Hoare annotation was computed. [2020-10-27 03:38:50,643 INFO L274 CegarLoopResult]: For program point L876(lines 876 896) no Hoare annotation was computed. [2020-10-27 03:38:50,643 INFO L277 CegarLoopResult]: At program point L874(line 874) the Hoare annotation is: true [2020-10-27 03:38:50,643 INFO L274 CegarLoopResult]: For program point L874-1(line 874) no Hoare annotation was computed. [2020-10-27 03:38:50,643 INFO L274 CegarLoopResult]: For program point L770-1(lines 766 777) no Hoare annotation was computed. [2020-10-27 03:38:50,644 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 766 777) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 2)) (not (<= 1 ~pumpRunning~0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 1 ~systemActive~0))) [2020-10-27 03:38:50,644 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 766 777) no Hoare annotation was computed. [2020-10-27 03:38:50,644 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 101 107) no Hoare annotation was computed. [2020-10-27 03:38:50,644 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 101 107) the Hoare annotation is: true [2020-10-27 03:38:50,644 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 03:38:50,644 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-27 03:38:50,644 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 03:38:50,644 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 03:38:50,644 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 555 579) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= ~waterLevel~0 2)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 (not (<= ~waterLevel~0 1))))) [2020-10-27 03:38:50,644 INFO L270 CegarLoopResult]: At program point L574(line 574) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= ~waterLevel~0 2)) .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (<= ~waterLevel~0 1))))) [2020-10-27 03:38:50,644 INFO L274 CegarLoopResult]: For program point L574-1(lines 555 579) no Hoare annotation was computed. [2020-10-27 03:38:50,645 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 555 579) no Hoare annotation was computed. [2020-10-27 03:38:50,645 INFO L270 CegarLoopResult]: At program point L569(line 569) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= ~waterLevel~0 1)))) (and (or (not (<= ~waterLevel~0 2)) .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) .cse0 .cse2) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1 .cse2))) [2020-10-27 03:38:50,645 INFO L270 CegarLoopResult]: At program point L565(line 565) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (<= ~waterLevel~0 1))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) .cse0 (not .cse1)) (let ((.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or (not (<= ~waterLevel~0 2)) .cse0 (not (= |old(~pumpRunning~0)| 0)) (and (= processEnvironment__wrappee__highWaterSensor_~tmp~4 1) .cse2) (and .cse1 .cse2))))) [2020-10-27 03:38:50,645 INFO L274 CegarLoopResult]: For program point L563(lines 563 571) no Hoare annotation was computed. [2020-10-27 03:38:50,645 INFO L270 CegarLoopResult]: At program point L561(line 561) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-27 03:38:50,645 INFO L274 CegarLoopResult]: For program point L561-1(line 561) no Hoare annotation was computed. [2020-10-27 03:38:50,645 INFO L274 CegarLoopResult]: For program point L559(lines 559 576) no Hoare annotation was computed. [2020-10-27 03:38:50,645 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 778 789) no Hoare annotation was computed. [2020-10-27 03:38:50,645 INFO L274 CegarLoopResult]: For program point L782-1(lines 778 789) no Hoare annotation was computed. [2020-10-27 03:38:50,645 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 778 789) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~pumpRunning~0 0)) (not (<= |old(~waterLevel~0)| 1)) .cse1) (or (not (<= |old(~waterLevel~0)| 2)) (not (<= 1 ~pumpRunning~0)) .cse0 .cse1))) [2020-10-27 03:38:50,645 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 858 865) no Hoare annotation was computed. [2020-10-27 03:38:50,645 INFO L274 CegarLoopResult]: For program point L862(line 862) no Hoare annotation was computed. [2020-10-27 03:38:50,645 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 858 865) the Hoare annotation is: true [2020-10-27 03:38:50,645 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 858 865) no Hoare annotation was computed. [2020-10-27 03:38:50,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 03:38:50 BoogieIcfgContainer [2020-10-27 03:38:50,668 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 03:38:50,669 INFO L168 Benchmark]: Toolchain (without parser) took 164619.00 ms. Allocated memory was 167.8 MB in the beginning and 879.8 MB in the end (delta: 712.0 MB). Free memory was 141.7 MB in the beginning and 517.7 MB in the end (delta: -376.1 MB). Peak memory consumption was 551.1 MB. Max. memory is 8.0 GB. [2020-10-27 03:38:50,670 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 167.8 MB. Free memory is still 138.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 03:38:50,670 INFO L168 Benchmark]: CACSL2BoogieTranslator took 629.29 ms. Allocated memory is still 167.8 MB. Free memory was 140.9 MB in the beginning and 120.0 MB in the end (delta: 20.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-27 03:38:50,671 INFO L168 Benchmark]: Boogie Preprocessor took 94.93 ms. Allocated memory is still 167.8 MB. Free memory was 119.8 MB in the beginning and 116.1 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-27 03:38:50,671 INFO L168 Benchmark]: RCFGBuilder took 1527.27 ms. Allocated memory is still 167.8 MB. Free memory was 115.9 MB in the beginning and 64.6 MB in the end (delta: 51.4 MB). Peak memory consumption was 52.5 MB. Max. memory is 8.0 GB. [2020-10-27 03:38:50,672 INFO L168 Benchmark]: TraceAbstraction took 162353.44 ms. Allocated memory was 167.8 MB in the beginning and 879.8 MB in the end (delta: 712.0 MB). Free memory was 64.0 MB in the beginning and 517.7 MB in the end (delta: -453.7 MB). Peak memory consumption was 471.3 MB. Max. memory is 8.0 GB. [2020-10-27 03:38:50,674 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 167.8 MB. Free memory is still 138.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 629.29 ms. Allocated memory is still 167.8 MB. Free memory was 140.9 MB in the beginning and 120.0 MB in the end (delta: 20.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 94.93 ms. Allocated memory is still 167.8 MB. Free memory was 119.8 MB in the beginning and 116.1 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1527.27 ms. Allocated memory is still 167.8 MB. Free memory was 115.9 MB in the beginning and 64.6 MB in the end (delta: 51.4 MB). Peak memory consumption was 52.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 162353.44 ms. Allocated memory was 167.8 MB in the beginning and 879.8 MB in the end (delta: 712.0 MB). Free memory was 64.0 MB in the beginning and 517.7 MB in the end (delta: -453.7 MB). Peak memory consumption was 471.3 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: 450]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 443]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 489]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 496]: 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: 708]: Loop Invariant Derived loop invariant: ((((((1 <= pumpRunning && splverifierCounter <= 0) && waterLevel <= 2) || !(\old(waterLevel) == 1)) || ((waterLevel <= 1 && splverifierCounter <= 0) && pumpRunning == 0)) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: ((((!(\old(waterLevel) == 1) || ((methaneLevelCritical == 0 && pumpRunning == 0) && !(2 == waterLevel))) || (1 <= pumpRunning && methaneLevelCritical == 0)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (((!(1 <= \old(pumpRunning)) || !(methaneLevelCritical == 0)) || pumpRunning == \old(pumpRunning)) || !(1 == systemActive)) && ((((((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || 1 <= pumpRunning) || \old(waterLevel) == 2) || !(methaneLevelCritical == 0)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 240 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 102.2s, OverallIterations: 10, TraceHistogramMax: 3, AutomataDifference: 58.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 59.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1564 SDtfs, 4150 SDslu, 2228 SDs, 0 SdLazy, 10026 SolverSat, 2657 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 30.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 557 GetRequests, 372 SyntacticMatches, 2 SemanticMatches, 183 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 851 ImplicationChecksByTransitivity, 24.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1078occurred 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: 1.5s AutomataMinimizationTime, 10 MinimizatonAttempts, 866 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 2833 PreInvPairs, 3286 NumberOfFragments, 1782 HoareAnnotationTreeSize, 2833 FomulaSimplifications, 4310453 FormulaSimplificationTreeSizeReduction, 16.3s HoareSimplificationTime, 60 FomulaSimplificationsInter, 195069 FormulaSimplificationTreeSizeReductionInter, 43.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 41.5s InterpolantComputationTime, 1022 NumberOfCodeBlocks, 1022 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1012 ConstructedInterpolants, 0 QuantifiedInterpolants, 392142 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 7 PerfectInterpolantSequences, 104/113 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...