/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5 --traceabstraction.additional.smt.options interpolation-heuristic=HIGHLEXORDER -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 19:21:39,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 19:21:39,706 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 19:21:39,737 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 19:21:39,737 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 19:21:39,740 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 19:21:39,743 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 19:21:39,747 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 19:21:39,751 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 19:21:39,752 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 19:21:39,753 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 19:21:39,754 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 19:21:39,756 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 19:21:39,758 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 19:21:39,759 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 19:21:39,761 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 19:21:39,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 19:21:39,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 19:21:39,767 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 19:21:39,768 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 19:21:39,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 19:21:39,772 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 19:21:39,775 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 19:21:39,776 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 19:21:39,782 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-18 19:21:39,782 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-18 19:21:39,783 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-18 19:21:39,783 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-18 19:21:39,786 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-18 19:21:39,787 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-18 19:21:39,788 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-18 19:21:39,788 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-18 19:21:39,789 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-18 19:21:39,790 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-18 19:21:39,791 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-18 19:21:39,791 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-18 19:21:39,792 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-18 19:21:39,792 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-18 19:21:39,792 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 19:21:39,793 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 19:21:39,803 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 19:21:39,807 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 [2020-08-18 19:21:39,829 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 19:21:39,829 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 19:21:39,830 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 19:21:39,831 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 19:21:39,831 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 19:21:39,831 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 19:21:39,831 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 19:21:39,831 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 19:21:39,832 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 19:21:39,832 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 19:21:39,832 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 19:21:39,832 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 19:21:39,832 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 19:21:39,833 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 19:21:39,833 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 19:21:39,833 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 19:21:39,833 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 19:21:39,833 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 19:21:39,834 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 19:21:39,834 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 19:21:39,834 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 19:21:39,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 19:21:39,834 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 19:21:39,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 19:21:39,835 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 19:21:39,835 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 19:21:39,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 19:21:39,835 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 19:21:39,836 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 19:21:39,836 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=HIGHLEXORDER; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=HIGHLEXORDER; [2020-08-18 19:21:40,111 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 19:21:40,123 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 19:21:40,126 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 19:21:40,128 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 19:21:40,128 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 19:21:40,129 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product29.cil.c [2020-08-18 19:21:40,196 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b2702e697/16aaba94a15a4409ad0f478b6d6c1b5c/FLAG224c00a12 [2020-08-18 19:21:40,736 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 19:21:40,736 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product29.cil.c [2020-08-18 19:21:40,749 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b2702e697/16aaba94a15a4409ad0f478b6d6c1b5c/FLAG224c00a12 [2020-08-18 19:21:41,034 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b2702e697/16aaba94a15a4409ad0f478b6d6c1b5c [2020-08-18 19:21:41,044 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 19:21:41,046 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 19:21:41,047 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 19:21:41,047 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 19:21:41,051 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 19:21:41,052 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:21:41" (1/1) ... [2020-08-18 19:21:41,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ef711d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:21:41, skipping insertion in model container [2020-08-18 19:21:41,055 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:21:41" (1/1) ... [2020-08-18 19:21:41,062 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 19:21:41,107 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 19:21:41,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 19:21:41,518 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 19:21:41,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 19:21:41,679 INFO L208 MainTranslator]: Completed translation [2020-08-18 19:21:41,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:21:41 WrapperNode [2020-08-18 19:21:41,680 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 19:21:41,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 19:21:41,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 19:21:41,683 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 19:21:41,699 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:21:41" (1/1) ... [2020-08-18 19:21:41,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:21:41" (1/1) ... [2020-08-18 19:21:41,718 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:21:41" (1/1) ... [2020-08-18 19:21:41,719 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:21:41" (1/1) ... [2020-08-18 19:21:41,753 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:21:41" (1/1) ... [2020-08-18 19:21:41,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:21:41" (1/1) ... [2020-08-18 19:21:41,769 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:21:41" (1/1) ... [2020-08-18 19:21:41,777 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 19:21:41,778 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 19:21:41,778 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 19:21:41,778 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 19:21:41,779 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:21:41" (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 [2020-08-18 19:21:41,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 19:21:41,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 19:21:41,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-18 19:21:41,856 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-18 19:21:41,856 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-18 19:21:41,856 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-18 19:21:41,856 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-18 19:21:41,856 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-18 19:21:41,857 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-18 19:21:41,857 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-08-18 19:21:41,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-18 19:21:41,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-18 19:21:41,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-18 19:21:41,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-18 19:21:41,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-18 19:21:41,858 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-18 19:21:41,858 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-18 19:21:41,858 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-18 19:21:41,858 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-18 19:21:41,858 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-18 19:21:41,858 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-18 19:21:41,860 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-18 19:21:41,860 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-18 19:21:41,860 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-08-18 19:21:41,860 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-08-18 19:21:41,860 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-18 19:21:41,861 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-08-18 19:21:41,861 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-18 19:21:41,861 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-18 19:21:41,861 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-18 19:21:41,861 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-18 19:21:41,861 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-18 19:21:41,861 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-08-18 19:21:41,862 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-18 19:21:41,862 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-18 19:21:41,862 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-18 19:21:41,862 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-18 19:21:41,862 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 19:21:41,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-08-18 19:21:41,863 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 19:21:41,863 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 19:21:41,863 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-18 19:21:41,863 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-18 19:21:41,863 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-18 19:21:41,863 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-18 19:21:41,863 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-18 19:21:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-18 19:21:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-18 19:21:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-08-18 19:21:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-18 19:21:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-18 19:21:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-18 19:21:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-18 19:21:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-18 19:21:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-18 19:21:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-18 19:21:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-18 19:21:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-18 19:21:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-18 19:21:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-18 19:21:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-18 19:21:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-18 19:21:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-18 19:21:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-18 19:21:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-18 19:21:41,867 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-18 19:21:41,867 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-18 19:21:41,867 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-18 19:21:41,867 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-18 19:21:41,867 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-18 19:21:41,867 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-18 19:21:41,867 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-18 19:21:41,868 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-18 19:21:41,868 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-18 19:21:41,868 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-18 19:21:41,868 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-18 19:21:41,868 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-18 19:21:41,868 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-18 19:21:41,869 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-08-18 19:21:41,869 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-18 19:21:41,869 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-08-18 19:21:41,869 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-08-18 19:21:41,869 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-08-18 19:21:41,869 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-18 19:21:41,870 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-08-18 19:21:41,870 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-18 19:21:41,870 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-18 19:21:41,870 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-18 19:21:41,870 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 19:21:41,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 19:21:41,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-18 19:21:41,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 19:21:42,869 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 19:21:42,870 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-18 19:21:42,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:21:42 BoogieIcfgContainer [2020-08-18 19:21:42,875 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 19:21:42,876 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 19:21:42,877 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 19:21:42,880 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 19:21:42,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 07:21:41" (1/3) ... [2020-08-18 19:21:42,881 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57ca0200 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 07:21:42, skipping insertion in model container [2020-08-18 19:21:42,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:21:41" (2/3) ... [2020-08-18 19:21:42,881 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57ca0200 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 07:21:42, skipping insertion in model container [2020-08-18 19:21:42,882 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:21:42" (3/3) ... [2020-08-18 19:21:42,883 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product29.cil.c [2020-08-18 19:21:42,894 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 19:21:42,902 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 19:21:42,916 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 19:21:42,941 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 19:21:42,941 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 19:21:42,942 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 19:21:42,942 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 19:21:42,942 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 19:21:42,942 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 19:21:42,942 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 19:21:42,943 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 19:21:42,965 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states. [2020-08-18 19:21:42,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-08-18 19:21:42,975 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 19:21:42,976 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] [2020-08-18 19:21:42,977 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 19:21:42,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 19:21:42,983 INFO L82 PathProgramCache]: Analyzing trace with hash 384818270, now seen corresponding path program 1 times [2020-08-18 19:21:42,992 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 19:21:42,992 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1591711077] [2020-08-18 19:21:42,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 19:21:43,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:43,627 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-18 19:21:43,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 19:21:43,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:43,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 19:21:43,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:43,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 19:21:43,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:43,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 19:21:43,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:43,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 19:21:43,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:43,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-18 19:21:43,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:43,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-18 19:21:43,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:43,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 19:21:43,732 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1591711077] [2020-08-18 19:21:43,735 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 19:21:43,735 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-08-18 19:21:43,736 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513880585] [2020-08-18 19:21:43,743 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-08-18 19:21:43,744 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 19:21:43,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-08-18 19:21:43,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-08-18 19:21:43,761 INFO L87 Difference]: Start difference. First operand 173 states. Second operand 3 states. [2020-08-18 19:21:44,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 19:21:44,854 INFO L93 Difference]: Finished difference Result 285 states and 374 transitions. [2020-08-18 19:21:44,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-08-18 19:21:44,857 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-08-18 19:21:44,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 19:21:44,873 INFO L225 Difference]: With dead ends: 285 [2020-08-18 19:21:44,873 INFO L226 Difference]: Without dead ends: 154 [2020-08-18 19:21:44,878 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-08-18 19:21:44,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2020-08-18 19:21:44,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 122. [2020-08-18 19:21:44,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2020-08-18 19:21:44,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 143 transitions. [2020-08-18 19:21:44,966 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 143 transitions. Word has length 46 [2020-08-18 19:21:44,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 19:21:44,967 INFO L479 AbstractCegarLoop]: Abstraction has 122 states and 143 transitions. [2020-08-18 19:21:44,967 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-08-18 19:21:44,967 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 143 transitions. [2020-08-18 19:21:44,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-08-18 19:21:44,971 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 19:21:44,971 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 19:21:44,971 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 19:21:44,971 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 19:21:44,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 19:21:44,972 INFO L82 PathProgramCache]: Analyzing trace with hash -1404738686, now seen corresponding path program 1 times [2020-08-18 19:21:44,972 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 19:21:44,972 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [652613166] [2020-08-18 19:21:44,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 19:21:45,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:45,302 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-18 19:21:45,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 19:21:45,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:45,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 19:21:45,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:45,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 19:21:45,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:45,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 19:21:45,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:45,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 19:21:45,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:45,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-18 19:21:45,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:45,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-08-18 19:21:45,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:45,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 19:21:45,344 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [652613166] [2020-08-18 19:21:45,344 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 19:21:45,344 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-18 19:21:45,344 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791366895] [2020-08-18 19:21:45,346 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-18 19:21:45,346 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 19:21:45,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-18 19:21:45,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-08-18 19:21:45,347 INFO L87 Difference]: Start difference. First operand 122 states and 143 transitions. Second operand 4 states. [2020-08-18 19:21:45,771 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 19:21:46,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 19:21:46,496 INFO L93 Difference]: Finished difference Result 218 states and 265 transitions. [2020-08-18 19:21:46,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-18 19:21:46,497 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-08-18 19:21:46,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 19:21:46,500 INFO L225 Difference]: With dead ends: 218 [2020-08-18 19:21:46,500 INFO L226 Difference]: Without dead ends: 138 [2020-08-18 19:21:46,502 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-08-18 19:21:46,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-08-18 19:21:46,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 113. [2020-08-18 19:21:46,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2020-08-18 19:21:46,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 131 transitions. [2020-08-18 19:21:46,539 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 131 transitions. Word has length 47 [2020-08-18 19:21:46,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 19:21:46,540 INFO L479 AbstractCegarLoop]: Abstraction has 113 states and 131 transitions. [2020-08-18 19:21:46,540 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-18 19:21:46,540 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 131 transitions. [2020-08-18 19:21:46,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-08-18 19:21:46,542 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 19:21:46,542 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] [2020-08-18 19:21:46,543 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 19:21:46,543 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 19:21:46,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 19:21:46,543 INFO L82 PathProgramCache]: Analyzing trace with hash -166841959, now seen corresponding path program 1 times [2020-08-18 19:21:46,544 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 19:21:46,544 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [285153085] [2020-08-18 19:21:46,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 19:21:46,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:46,911 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-18 19:21:46,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 19:21:46,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:46,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 19:21:46,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:46,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 19:21:46,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:46,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 19:21:46,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:47,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 19:21:47,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:47,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 19:21:47,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:47,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-18 19:21:47,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:47,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 19:21:47,023 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [285153085] [2020-08-18 19:21:47,023 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 19:21:47,024 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-18 19:21:47,024 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095202270] [2020-08-18 19:21:47,024 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 19:21:47,025 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 19:21:47,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 19:21:47,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-18 19:21:47,025 INFO L87 Difference]: Start difference. First operand 113 states and 131 transitions. Second operand 8 states. [2020-08-18 19:21:47,390 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-18 19:21:47,683 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-18 19:21:47,964 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-18 19:21:48,187 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-18 19:21:49,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 19:21:49,282 INFO L93 Difference]: Finished difference Result 227 states and 279 transitions. [2020-08-18 19:21:49,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-18 19:21:49,283 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-08-18 19:21:49,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 19:21:49,285 INFO L225 Difference]: With dead ends: 227 [2020-08-18 19:21:49,285 INFO L226 Difference]: Without dead ends: 138 [2020-08-18 19:21:49,287 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-08-18 19:21:49,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-08-18 19:21:49,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 113. [2020-08-18 19:21:49,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2020-08-18 19:21:49,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 130 transitions. [2020-08-18 19:21:49,320 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 130 transitions. Word has length 51 [2020-08-18 19:21:49,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 19:21:49,320 INFO L479 AbstractCegarLoop]: Abstraction has 113 states and 130 transitions. [2020-08-18 19:21:49,320 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 19:21:49,320 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 130 transitions. [2020-08-18 19:21:49,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-08-18 19:21:49,322 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 19:21:49,322 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] [2020-08-18 19:21:49,323 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-18 19:21:49,323 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 19:21:49,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 19:21:49,323 INFO L82 PathProgramCache]: Analyzing trace with hash -2128475140, now seen corresponding path program 1 times [2020-08-18 19:21:49,324 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 19:21:49,324 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1787044620] [2020-08-18 19:21:49,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 19:21:49,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:49,649 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-18 19:21:49,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 19:21:49,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:49,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 19:21:49,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:49,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 19:21:49,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:49,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 19:21:49,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:49,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 19:21:49,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:49,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-08-18 19:21:49,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:49,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-18 19:21:49,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:49,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-18 19:21:49,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:49,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-18 19:21:49,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:49,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-08-18 19:21:49,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:49,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 19:21:49,757 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1787044620] [2020-08-18 19:21:49,757 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 19:21:49,758 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-08-18 19:21:49,758 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991178895] [2020-08-18 19:21:49,758 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-18 19:21:49,759 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 19:21:49,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-18 19:21:49,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-08-18 19:21:49,759 INFO L87 Difference]: Start difference. First operand 113 states and 130 transitions. Second operand 12 states. [2020-08-18 19:21:50,323 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-18 19:21:50,613 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-18 19:21:50,877 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-18 19:21:51,124 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-18 19:21:51,685 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 19:21:52,977 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-18 19:21:53,347 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-18 19:21:53,636 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-18 19:21:53,912 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-18 19:21:54,163 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-18 19:21:54,502 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-18 19:21:54,799 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-18 19:21:55,089 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-18 19:21:56,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 19:21:56,158 INFO L93 Difference]: Finished difference Result 438 states and 579 transitions. [2020-08-18 19:21:56,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-08-18 19:21:56,159 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 64 [2020-08-18 19:21:56,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 19:21:56,163 INFO L225 Difference]: With dead ends: 438 [2020-08-18 19:21:56,163 INFO L226 Difference]: Without dead ends: 349 [2020-08-18 19:21:56,165 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=155, Invalid=547, Unknown=0, NotChecked=0, Total=702 [2020-08-18 19:21:56,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2020-08-18 19:21:56,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 280. [2020-08-18 19:21:56,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2020-08-18 19:21:56,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 334 transitions. [2020-08-18 19:21:56,235 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 334 transitions. Word has length 64 [2020-08-18 19:21:56,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 19:21:56,236 INFO L479 AbstractCegarLoop]: Abstraction has 280 states and 334 transitions. [2020-08-18 19:21:56,236 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-18 19:21:56,236 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 334 transitions. [2020-08-18 19:21:56,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-08-18 19:21:56,238 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 19:21:56,239 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 19:21:56,239 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-18 19:21:56,239 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 19:21:56,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 19:21:56,240 INFO L82 PathProgramCache]: Analyzing trace with hash 319417616, now seen corresponding path program 1 times [2020-08-18 19:21:56,240 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 19:21:56,240 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [663535071] [2020-08-18 19:21:56,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 19:21:56,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:56,526 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-18 19:21:56,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 19:21:56,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:56,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 19:21:56,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:56,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 19:21:56,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:56,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 19:21:56,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:56,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 19:21:56,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:56,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-08-18 19:21:56,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:56,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-18 19:21:56,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:56,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-18 19:21:56,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:56,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-18 19:21:56,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:56,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-18 19:21:56,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:56,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-08-18 19:21:56,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:56,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 19:21:56,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:56,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 19:21:56,659 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [663535071] [2020-08-18 19:21:56,660 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 19:21:56,660 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-08-18 19:21:56,660 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177027696] [2020-08-18 19:21:56,661 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-18 19:21:56,661 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 19:21:56,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-18 19:21:56,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-08-18 19:21:56,661 INFO L87 Difference]: Start difference. First operand 280 states and 334 transitions. Second operand 6 states. [2020-08-18 19:21:56,983 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-18 19:21:57,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 19:21:57,565 INFO L93 Difference]: Finished difference Result 434 states and 537 transitions. [2020-08-18 19:21:57,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-18 19:21:57,565 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 72 [2020-08-18 19:21:57,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 19:21:57,567 INFO L225 Difference]: With dead ends: 434 [2020-08-18 19:21:57,567 INFO L226 Difference]: Without dead ends: 178 [2020-08-18 19:21:57,573 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-08-18 19:21:57,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2020-08-18 19:21:57,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 166. [2020-08-18 19:21:57,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2020-08-18 19:21:57,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 183 transitions. [2020-08-18 19:21:57,610 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 183 transitions. Word has length 72 [2020-08-18 19:21:57,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 19:21:57,611 INFO L479 AbstractCegarLoop]: Abstraction has 166 states and 183 transitions. [2020-08-18 19:21:57,611 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-18 19:21:57,611 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 183 transitions. [2020-08-18 19:21:57,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-08-18 19:21:57,612 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 19:21:57,613 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 19:21:57,613 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-18 19:21:57,614 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 19:21:57,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 19:21:57,614 INFO L82 PathProgramCache]: Analyzing trace with hash 1468087032, now seen corresponding path program 1 times [2020-08-18 19:21:57,614 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 19:21:57,614 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [97476619] [2020-08-18 19:21:57,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 19:21:57,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:57,939 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-18 19:21:57,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 19:21:57,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:57,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 19:21:57,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:57,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 19:21:57,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:57,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 19:21:57,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:57,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 19:21:57,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:57,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-08-18 19:21:57,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:58,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-08-18 19:21:58,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:58,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-18 19:21:58,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:58,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-18 19:21:58,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:58,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-18 19:21:58,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:58,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-08-18 19:21:58,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:58,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 19:21:58,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:58,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-08-18 19:21:58,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:58,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-08-18 19:21:58,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:58,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-18 19:21:58,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:58,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-18 19:21:58,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:58,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-08-18 19:21:58,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:58,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-08-18 19:21:58,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 19:21:58,112 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 13 proven. 7 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-08-18 19:21:58,112 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [97476619] [2020-08-18 19:21:58,113 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 19:21:58,113 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-18 19:21:58,114 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511546797] [2020-08-18 19:21:58,115 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-18 19:21:58,115 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 19:21:58,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-18 19:21:58,116 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-08-18 19:21:58,116 INFO L87 Difference]: Start difference. First operand 166 states and 183 transitions. Second operand 10 states. [2020-08-18 19:21:58,829 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 186 [2020-08-18 19:21:59,355 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-18 19:21:59,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 19:21:59,934 INFO L93 Difference]: Finished difference Result 223 states and 254 transitions. [2020-08-18 19:21:59,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 19:21:59,935 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 108 [2020-08-18 19:21:59,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 19:21:59,936 INFO L225 Difference]: With dead ends: 223 [2020-08-18 19:21:59,936 INFO L226 Difference]: Without dead ends: 0 [2020-08-18 19:21:59,938 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 36 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2020-08-18 19:21:59,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-18 19:21:59,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-18 19:21:59,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-18 19:21:59,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-18 19:21:59,938 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 108 [2020-08-18 19:21:59,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 19:21:59,939 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-18 19:21:59,939 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-18 19:21:59,939 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-18 19:21:59,939 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-18 19:21:59,939 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-18 19:21:59,942 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-18 19:22:02,413 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 19 [2020-08-18 19:22:02,803 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2020-08-18 19:22:03,191 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2020-08-18 19:22:03,378 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 19:22:03,742 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-18 19:22:04,100 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2020-08-18 19:22:04,516 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2020-08-18 19:22:04,651 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 19:22:05,241 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 22 [2020-08-18 19:22:05,509 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 19:22:06,065 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 21 [2020-08-18 19:22:06,640 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 22 [2020-08-18 19:22:07,230 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 20 [2020-08-18 19:22:07,394 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 19:22:08,017 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 19 [2020-08-18 19:22:08,591 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 19 [2020-08-18 19:22:09,000 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2020-08-18 19:22:09,432 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 22 [2020-08-18 19:22:09,823 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 22 [2020-08-18 19:22:10,190 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2020-08-18 19:22:10,956 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 19 [2020-08-18 19:22:11,424 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 22 [2020-08-18 19:22:11,428 INFO L268 CegarLoopResult]: For program point L223(line 223) no Hoare annotation was computed. [2020-08-18 19:22:11,429 INFO L268 CegarLoopResult]: For program point L222-2(lines 222 243) no Hoare annotation was computed. [2020-08-18 19:22:11,429 INFO L268 CegarLoopResult]: For program point L244(lines 221 245) no Hoare annotation was computed. [2020-08-18 19:22:11,429 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 197 252) no Hoare annotation was computed. [2020-08-18 19:22:11,429 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 197 252) no Hoare annotation was computed. [2020-08-18 19:22:11,430 INFO L268 CegarLoopResult]: For program point L228(lines 228 232) no Hoare annotation was computed. [2020-08-18 19:22:11,430 INFO L268 CegarLoopResult]: For program point L228-1(lines 228 232) no Hoare annotation was computed. [2020-08-18 19:22:11,430 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 197 252) no Hoare annotation was computed. [2020-08-18 19:22:11,430 INFO L268 CegarLoopResult]: For program point L285(lines 285 289) no Hoare annotation was computed. [2020-08-18 19:22:11,430 INFO L268 CegarLoopResult]: For program point L285-1(lines 285 289) no Hoare annotation was computed. [2020-08-18 19:22:11,431 INFO L268 CegarLoopResult]: For program point L280(line 280) no Hoare annotation was computed. [2020-08-18 19:22:11,431 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 253 312) no Hoare annotation was computed. [2020-08-18 19:22:11,431 INFO L268 CegarLoopResult]: For program point L279-2(lines 279 304) no Hoare annotation was computed. [2020-08-18 19:22:11,431 INFO L268 CegarLoopResult]: For program point L305(lines 278 306) no Hoare annotation was computed. [2020-08-18 19:22:11,431 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 253 312) no Hoare annotation was computed. [2020-08-18 19:22:11,431 INFO L268 CegarLoopResult]: For program point L298(line 298) no Hoare annotation was computed. [2020-08-18 19:22:11,431 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 253 312) no Hoare annotation was computed. [2020-08-18 19:22:11,431 INFO L268 CegarLoopResult]: For program point L298-1(line 298) no Hoare annotation was computed. [2020-08-18 19:22:11,432 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 599 605) the Hoare annotation is: true [2020-08-18 19:22:11,432 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 599 605) no Hoare annotation was computed. [2020-08-18 19:22:11,432 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 606 614) no Hoare annotation was computed. [2020-08-18 19:22:11,432 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 606 614) the Hoare annotation is: true [2020-08-18 19:22:11,432 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 606 614) no Hoare annotation was computed. [2020-08-18 19:22:11,432 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 912 936) the Hoare annotation is: true [2020-08-18 19:22:11,433 INFO L264 CegarLoopResult]: At program point L926(line 926) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-08-18 19:22:11,433 INFO L268 CegarLoopResult]: For program point L924(lines 924 930) no Hoare annotation was computed. [2020-08-18 19:22:11,433 INFO L264 CegarLoopResult]: At program point L922(line 922) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-08-18 19:22:11,433 INFO L268 CegarLoopResult]: For program point L922-1(line 922) no Hoare annotation was computed. [2020-08-18 19:22:11,433 INFO L268 CegarLoopResult]: For program point L920(lines 920 933) no Hoare annotation was computed. [2020-08-18 19:22:11,433 INFO L268 CegarLoopResult]: For program point L920-1(lines 912 936) no Hoare annotation was computed. [2020-08-18 19:22:11,433 INFO L271 CegarLoopResult]: At program point L918(line 918) the Hoare annotation is: true [2020-08-18 19:22:11,434 INFO L268 CegarLoopResult]: For program point L918-1(line 918) no Hoare annotation was computed. [2020-08-18 19:22:11,434 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 912 936) no Hoare annotation was computed. [2020-08-18 19:22:11,434 INFO L268 CegarLoopResult]: For program point L898-1(lines 898 905) no Hoare annotation was computed. [2020-08-18 19:22:11,434 INFO L268 CegarLoopResult]: For program point L896(line 896) no Hoare annotation was computed. [2020-08-18 19:22:11,434 INFO L264 CegarLoopResult]: At program point L895(line 895) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-18 19:22:11,434 INFO L264 CegarLoopResult]: At program point L894(line 894) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-18 19:22:11,435 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 888 910) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-18 19:22:11,435 INFO L264 CegarLoopResult]: At program point L894-1(line 894) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-18 19:22:11,435 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 888 910) no Hoare annotation was computed. [2020-08-18 19:22:11,435 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 888 910) no Hoare annotation was computed. [2020-08-18 19:22:11,435 INFO L264 CegarLoopResult]: At program point L900(line 900) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~8 ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-18 19:22:11,435 INFO L264 CegarLoopResult]: At program point L900-1(line 900) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~8 ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-18 19:22:11,436 INFO L268 CegarLoopResult]: For program point L898(lines 898 905) no Hoare annotation was computed. [2020-08-18 19:22:11,436 INFO L268 CegarLoopResult]: For program point L865(line 865) no Hoare annotation was computed. [2020-08-18 19:22:11,436 INFO L268 CegarLoopResult]: For program point L864(line 864) no Hoare annotation was computed. [2020-08-18 19:22:11,436 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 847 870) no Hoare annotation was computed. [2020-08-18 19:22:11,436 INFO L268 CegarLoopResult]: For program point L863(line 863) no Hoare annotation was computed. [2020-08-18 19:22:11,436 INFO L268 CegarLoopResult]: For program point L862(line 862) no Hoare annotation was computed. [2020-08-18 19:22:11,436 INFO L268 CegarLoopResult]: For program point L861(line 861) no Hoare annotation was computed. [2020-08-18 19:22:11,436 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 847 870) no Hoare annotation was computed. [2020-08-18 19:22:11,437 INFO L268 CegarLoopResult]: For program point L860(line 860) no Hoare annotation was computed. [2020-08-18 19:22:11,437 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 847 870) no Hoare annotation was computed. [2020-08-18 19:22:11,437 INFO L268 CegarLoopResult]: For program point L859(line 859) no Hoare annotation was computed. [2020-08-18 19:22:11,437 INFO L268 CegarLoopResult]: For program point L858(line 858) no Hoare annotation was computed. [2020-08-18 19:22:11,437 INFO L268 CegarLoopResult]: For program point L857(line 857) no Hoare annotation was computed. [2020-08-18 19:22:11,437 INFO L268 CegarLoopResult]: For program point L856(line 856) no Hoare annotation was computed. [2020-08-18 19:22:11,437 INFO L268 CegarLoopResult]: For program point L855(line 855) no Hoare annotation was computed. [2020-08-18 19:22:11,437 INFO L268 CegarLoopResult]: For program point L854(line 854) no Hoare annotation was computed. [2020-08-18 19:22:11,437 INFO L268 CegarLoopResult]: For program point L853(line 853) no Hoare annotation was computed. [2020-08-18 19:22:11,438 INFO L268 CegarLoopResult]: For program point L852(line 852) no Hoare annotation was computed. [2020-08-18 19:22:11,438 INFO L264 CegarLoopResult]: At program point L670(line 670) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-08-18 19:22:11,438 INFO L264 CegarLoopResult]: At program point L666(line 666) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-08-18 19:22:11,438 INFO L268 CegarLoopResult]: For program point L664(lines 664 672) no Hoare annotation was computed. [2020-08-18 19:22:11,438 INFO L264 CegarLoopResult]: At program point L662(line 662) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-08-18 19:22:11,438 INFO L268 CegarLoopResult]: For program point L662-1(line 662) no Hoare annotation was computed. [2020-08-18 19:22:11,439 INFO L268 CegarLoopResult]: For program point L660(lines 660 677) no Hoare annotation was computed. [2020-08-18 19:22:11,439 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 656 680) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-08-18 19:22:11,439 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 656 680) no Hoare annotation was computed. [2020-08-18 19:22:11,439 INFO L264 CegarLoopResult]: At program point L675(line 675) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-08-18 19:22:11,439 INFO L268 CegarLoopResult]: For program point L675-1(lines 656 680) no Hoare annotation was computed. [2020-08-18 19:22:11,439 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 751 759) no Hoare annotation was computed. [2020-08-18 19:22:11,439 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 751 759) the Hoare annotation is: true [2020-08-18 19:22:11,440 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 751 759) no Hoare annotation was computed. [2020-08-18 19:22:11,440 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 796 814) the Hoare annotation is: true [2020-08-18 19:22:11,440 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 796 814) no Hoare annotation was computed. [2020-08-18 19:22:11,440 INFO L268 CegarLoopResult]: For program point L805(lines 805 809) no Hoare annotation was computed. [2020-08-18 19:22:11,440 INFO L271 CegarLoopResult]: At program point L803(line 803) the Hoare annotation is: true [2020-08-18 19:22:11,440 INFO L268 CegarLoopResult]: For program point L805-2(lines 805 809) no Hoare annotation was computed. [2020-08-18 19:22:11,440 INFO L268 CegarLoopResult]: For program point L803-1(line 803) no Hoare annotation was computed. [2020-08-18 19:22:11,440 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 796 814) no Hoare annotation was computed. [2020-08-18 19:22:11,440 INFO L268 CegarLoopResult]: For program point L767(lines 767 775) no Hoare annotation was computed. [2020-08-18 19:22:11,441 INFO L268 CegarLoopResult]: For program point L767-2(lines 767 775) no Hoare annotation was computed. [2020-08-18 19:22:11,441 INFO L268 CegarLoopResult]: For program point L790(line 790) no Hoare annotation was computed. [2020-08-18 19:22:11,441 INFO L268 CegarLoopResult]: For program point L790-1(line 790) no Hoare annotation was computed. [2020-08-18 19:22:11,441 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 760 795) no Hoare annotation was computed. [2020-08-18 19:22:11,441 INFO L268 CegarLoopResult]: For program point L779(lines 779 787) no Hoare annotation was computed. [2020-08-18 19:22:11,441 INFO L268 CegarLoopResult]: For program point L779-2(lines 779 787) no Hoare annotation was computed. [2020-08-18 19:22:11,441 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 760 795) no Hoare annotation was computed. [2020-08-18 19:22:11,441 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 760 795) no Hoare annotation was computed. [2020-08-18 19:22:11,441 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 592 598) no Hoare annotation was computed. [2020-08-18 19:22:11,442 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 592 598) the Hoare annotation is: true [2020-08-18 19:22:11,442 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 151 196) no Hoare annotation was computed. [2020-08-18 19:22:11,442 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 151 196) no Hoare annotation was computed. [2020-08-18 19:22:11,442 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 151 196) no Hoare annotation was computed. [2020-08-18 19:22:11,442 INFO L268 CegarLoopResult]: For program point L478(lines 478 498) no Hoare annotation was computed. [2020-08-18 19:22:11,442 INFO L268 CegarLoopResult]: For program point L478-1(lines 478 498) no Hoare annotation was computed. [2020-08-18 19:22:11,442 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 464 509) no Hoare annotation was computed. [2020-08-18 19:22:11,442 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 464 509) no Hoare annotation was computed. [2020-08-18 19:22:11,443 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 464 509) no Hoare annotation was computed. [2020-08-18 19:22:11,443 INFO L268 CegarLoopResult]: For program point L484(lines 484 491) no Hoare annotation was computed. [2020-08-18 19:22:11,443 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 878 887) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-18 19:22:11,443 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 878 887) no Hoare annotation was computed. [2020-08-18 19:22:11,443 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 878 887) no Hoare annotation was computed. [2020-08-18 19:22:11,443 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 740 750) the Hoare annotation is: true [2020-08-18 19:22:11,443 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 740 750) no Hoare annotation was computed. [2020-08-18 19:22:11,444 INFO L271 CegarLoopResult]: At program point L745(line 745) the Hoare annotation is: true [2020-08-18 19:22:11,444 INFO L268 CegarLoopResult]: For program point L745-1(line 745) no Hoare annotation was computed. [2020-08-18 19:22:11,444 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 740 750) no Hoare annotation was computed. [2020-08-18 19:22:11,444 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 732 739) the Hoare annotation is: true [2020-08-18 19:22:11,444 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 732 739) no Hoare annotation was computed. [2020-08-18 19:22:11,444 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 732 739) no Hoare annotation was computed. [2020-08-18 19:22:11,444 INFO L264 CegarLoopResult]: At program point L701(line 701) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-08-18 19:22:11,445 INFO L268 CegarLoopResult]: For program point L701-1(lines 682 706) no Hoare annotation was computed. [2020-08-18 19:22:11,445 INFO L264 CegarLoopResult]: At program point L696(line 696) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-08-18 19:22:11,445 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 682 706) no Hoare annotation was computed. [2020-08-18 19:22:11,445 INFO L264 CegarLoopResult]: At program point L692(line 692) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-08-18 19:22:11,445 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 682 706) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-08-18 19:22:11,445 INFO L268 CegarLoopResult]: For program point L690(lines 690 698) no Hoare annotation was computed. [2020-08-18 19:22:11,445 INFO L264 CegarLoopResult]: At program point L688(line 688) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-08-18 19:22:11,446 INFO L268 CegarLoopResult]: For program point L688-1(line 688) no Hoare annotation was computed. [2020-08-18 19:22:11,446 INFO L268 CegarLoopResult]: For program point L686(lines 686 703) no Hoare annotation was computed. [2020-08-18 19:22:11,446 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 648 654) no Hoare annotation was computed. [2020-08-18 19:22:11,446 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 648 654) the Hoare annotation is: true [2020-08-18 19:22:11,446 INFO L264 CegarLoopResult]: At program point L545(line 545) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1))) [2020-08-18 19:22:11,446 INFO L264 CegarLoopResult]: At program point testENTRY(lines 513 576) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-18 19:22:11,446 INFO L268 CegarLoopResult]: For program point L543(lines 543 549) no Hoare annotation was computed. [2020-08-18 19:22:11,446 INFO L268 CegarLoopResult]: For program point L543-1(lines 543 549) no Hoare annotation was computed. [2020-08-18 19:22:11,447 INFO L264 CegarLoopResult]: At program point L535(line 535) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1))) [2020-08-18 19:22:11,447 INFO L268 CegarLoopResult]: For program point testFINAL(lines 513 576) no Hoare annotation was computed. [2020-08-18 19:22:11,447 INFO L264 CegarLoopResult]: At program point L566(lines 523 568) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1))) [2020-08-18 19:22:11,447 INFO L268 CegarLoopResult]: For program point L533(lines 533 539) no Hoare annotation was computed. [2020-08-18 19:22:11,447 INFO L268 CegarLoopResult]: For program point L533-1(lines 533 539) no Hoare annotation was computed. [2020-08-18 19:22:11,447 INFO L268 CegarLoopResult]: For program point L525(lines 525 529) no Hoare annotation was computed. [2020-08-18 19:22:11,447 INFO L264 CegarLoopResult]: At program point L569(lines 522 570) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 19:22:11,448 INFO L268 CegarLoopResult]: For program point L559(lines 559 563) no Hoare annotation was computed. [2020-08-18 19:22:11,448 INFO L264 CegarLoopResult]: At program point L559-2(lines 553 564) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1))) [2020-08-18 19:22:11,448 INFO L268 CegarLoopResult]: For program point L524(lines 523 568) no Hoare annotation was computed. [2020-08-18 19:22:11,448 INFO L268 CegarLoopResult]: For program point L553(lines 553 564) no Hoare annotation was computed. [2020-08-18 19:22:11,448 INFO L268 CegarLoopResult]: For program point testEXIT(lines 513 576) no Hoare annotation was computed. [2020-08-18 19:22:11,448 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 418 463) no Hoare annotation was computed. [2020-08-18 19:22:11,448 INFO L268 CegarLoopResult]: For program point L438(lines 438 445) no Hoare annotation was computed. [2020-08-18 19:22:11,448 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 418 463) no Hoare annotation was computed. [2020-08-18 19:22:11,448 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 418 463) no Hoare annotation was computed. [2020-08-18 19:22:11,449 INFO L268 CegarLoopResult]: For program point L432(lines 432 452) no Hoare annotation was computed. [2020-08-18 19:22:11,449 INFO L268 CegarLoopResult]: For program point L432-1(lines 432 452) no Hoare annotation was computed. [2020-08-18 19:22:11,449 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 707 714) no Hoare annotation was computed. [2020-08-18 19:22:11,449 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 707 714) no Hoare annotation was computed. [2020-08-18 19:22:11,449 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 707 714) no Hoare annotation was computed. [2020-08-18 19:22:11,449 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 126 134) no Hoare annotation was computed. [2020-08-18 19:22:11,449 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 126 134) the Hoare annotation is: true [2020-08-18 19:22:11,449 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 126 134) no Hoare annotation was computed. [2020-08-18 19:22:11,449 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 94 116) no Hoare annotation was computed. [2020-08-18 19:22:11,450 INFO L268 CegarLoopResult]: For program point L102(lines 102 110) no Hoare annotation was computed. [2020-08-18 19:22:11,450 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 94 116) no Hoare annotation was computed. [2020-08-18 19:22:11,450 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 94 116) no Hoare annotation was computed. [2020-08-18 19:22:11,450 INFO L268 CegarLoopResult]: For program point L102-2(lines 102 110) no Hoare annotation was computed. [2020-08-18 19:22:11,450 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 315 417) no Hoare annotation was computed. [2020-08-18 19:22:11,450 INFO L268 CegarLoopResult]: For program point L380(line 380) no Hoare annotation was computed. [2020-08-18 19:22:11,450 INFO L268 CegarLoopResult]: For program point L380-1(line 380) no Hoare annotation was computed. [2020-08-18 19:22:11,450 INFO L268 CegarLoopResult]: For program point L339(lines 339 343) no Hoare annotation was computed. [2020-08-18 19:22:11,451 INFO L268 CegarLoopResult]: For program point L403(lines 403 414) no Hoare annotation was computed. [2020-08-18 19:22:11,451 INFO L268 CegarLoopResult]: For program point L366(lines 366 370) no Hoare annotation was computed. [2020-08-18 19:22:11,451 INFO L268 CegarLoopResult]: For program point L364-2(lines 364 384) no Hoare annotation was computed. [2020-08-18 19:22:11,451 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 315 417) no Hoare annotation was computed. [2020-08-18 19:22:11,451 INFO L268 CegarLoopResult]: For program point L385(lines 363 386) no Hoare annotation was computed. [2020-08-18 19:22:11,451 INFO L268 CegarLoopResult]: For program point L344(lines 344 360) no Hoare annotation was computed. [2020-08-18 19:22:11,451 INFO L268 CegarLoopResult]: For program point L404(lines 404 411) no Hoare annotation was computed. [2020-08-18 19:22:11,452 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 315 417) no Hoare annotation was computed. [2020-08-18 19:22:11,452 INFO L268 CegarLoopResult]: For program point L365(lines 364 384) no Hoare annotation was computed. [2020-08-18 19:22:11,452 INFO L268 CegarLoopResult]: For program point L396(line 396) no Hoare annotation was computed. [2020-08-18 19:22:11,452 INFO L268 CegarLoopResult]: For program point L396-1(line 396) no Hoare annotation was computed. [2020-08-18 19:22:11,452 INFO L268 CegarLoopResult]: For program point L361(lines 361 402) no Hoare annotation was computed. [2020-08-18 19:22:11,452 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 582 591) no Hoare annotation was computed. [2020-08-18 19:22:11,452 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 582 591) no Hoare annotation was computed. [2020-08-18 19:22:11,452 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 582 591) no Hoare annotation was computed. [2020-08-18 19:22:11,453 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-18 19:22:11,453 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.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)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-08-18 19:22:11,453 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-18 19:22:11,453 INFO L268 CegarLoopResult]: For program point L720(line 720) no Hoare annotation was computed. [2020-08-18 19:22:11,453 INFO L268 CegarLoopResult]: For program point L720-1(line 720) no Hoare annotation was computed. [2020-08-18 19:22:11,454 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 715 731) no Hoare annotation was computed. [2020-08-18 19:22:11,454 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 715 731) no Hoare annotation was computed. [2020-08-18 19:22:11,454 INFO L268 CegarLoopResult]: For program point L726(line 726) no Hoare annotation was computed. [2020-08-18 19:22:11,454 INFO L268 CegarLoopResult]: For program point L726-1(lines 715 731) no Hoare annotation was computed. [2020-08-18 19:22:11,454 INFO L268 CegarLoopResult]: For program point L722(lines 722 728) no Hoare annotation was computed. [2020-08-18 19:22:11,454 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 117 125) the Hoare annotation is: true [2020-08-18 19:22:11,454 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2020-08-18 19:22:11,455 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2020-08-18 19:22:11,455 INFO L268 CegarLoopResult]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2020-08-18 19:22:11,455 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2))) [2020-08-18 19:22:11,455 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2020-08-18 19:22:11,455 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-18 19:22:11,455 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-18 19:22:11,455 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-18 19:22:11,455 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2020-08-18 19:22:11,456 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2020-08-18 19:22:11,456 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2020-08-18 19:22:11,456 INFO L264 CegarLoopResult]: At program point L637(line 637) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2))) [2020-08-18 19:22:11,456 INFO L264 CegarLoopResult]: At program point L635(lines 635 641) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2))) [2020-08-18 19:22:11,456 INFO L264 CegarLoopResult]: At program point L630(line 630) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 2 |old(~waterLevel~0)|)) .cse0 .cse1) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1))) [2020-08-18 19:22:11,457 INFO L268 CegarLoopResult]: For program point L628(lines 627 646) no Hoare annotation was computed. [2020-08-18 19:22:11,457 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 624 647) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2))) [2020-08-18 19:22:11,457 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 624 647) no Hoare annotation was computed. [2020-08-18 19:22:11,457 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 624 647) no Hoare annotation was computed. [2020-08-18 19:22:11,457 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 817 846) no Hoare annotation was computed. [2020-08-18 19:22:11,457 INFO L268 CegarLoopResult]: For program point L831(lines 831 835) no Hoare annotation was computed. [2020-08-18 19:22:11,457 INFO L271 CegarLoopResult]: At program point L831-1(lines 831 835) the Hoare annotation is: true [2020-08-18 19:22:11,458 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 817 846) the Hoare annotation is: true [2020-08-18 19:22:11,458 INFO L268 CegarLoopResult]: For program point L828(line 828) no Hoare annotation was computed. [2020-08-18 19:22:11,458 INFO L271 CegarLoopResult]: At program point L827-2(lines 827 841) the Hoare annotation is: true [2020-08-18 19:22:11,458 INFO L271 CegarLoopResult]: At program point L823(line 823) the Hoare annotation is: true [2020-08-18 19:22:11,458 INFO L268 CegarLoopResult]: For program point L823-1(line 823) no Hoare annotation was computed. [2020-08-18 19:22:11,458 INFO L271 CegarLoopResult]: At program point L842(lines 817 846) the Hoare annotation is: true [2020-08-18 19:22:11,458 INFO L268 CegarLoopResult]: For program point L838(line 838) no Hoare annotation was computed. [2020-08-18 19:22:11,458 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: true [2020-08-18 19:22:11,459 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2020-08-18 19:22:11,459 INFO L268 CegarLoopResult]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2020-08-18 19:22:11,459 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 871 877) no Hoare annotation was computed. [2020-08-18 19:22:11,459 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 871 877) the Hoare annotation is: true [2020-08-18 19:22:11,459 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-18 19:22:11,459 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-18 19:22:11,459 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-18 19:22:11,459 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-18 19:22:11,460 INFO L268 CegarLoopResult]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2020-08-18 19:22:11,460 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2020-08-18 19:22:11,460 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2))) [2020-08-18 19:22:11,460 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 136 143) no Hoare annotation was computed. [2020-08-18 19:22:11,460 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 140) no Hoare annotation was computed. [2020-08-18 19:22:11,460 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 136 143) the Hoare annotation is: true [2020-08-18 19:22:11,460 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 136 143) no Hoare annotation was computed. [2020-08-18 19:22:11,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.08 07:22:11 BoogieIcfgContainer [2020-08-18 19:22:11,478 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-18 19:22:11,480 INFO L168 Benchmark]: Toolchain (without parser) took 30434.08 ms. Allocated memory was 140.0 MB in the beginning and 653.8 MB in the end (delta: 513.8 MB). Free memory was 102.2 MB in the beginning and 452.7 MB in the end (delta: -350.6 MB). Peak memory consumption was 532.3 MB. Max. memory is 7.1 GB. [2020-08-18 19:22:11,481 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-18 19:22:11,481 INFO L168 Benchmark]: CACSL2BoogieTranslator took 633.44 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 102.0 MB in the beginning and 172.0 MB in the end (delta: -70.0 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2020-08-18 19:22:11,482 INFO L168 Benchmark]: Boogie Preprocessor took 94.95 ms. Allocated memory is still 203.9 MB. Free memory was 172.0 MB in the beginning and 167.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-08-18 19:22:11,483 INFO L168 Benchmark]: RCFGBuilder took 1097.30 ms. Allocated memory was 203.9 MB in the beginning and 237.5 MB in the end (delta: 33.6 MB). Free memory was 167.9 MB in the beginning and 198.0 MB in the end (delta: -30.1 MB). Peak memory consumption was 83.5 MB. Max. memory is 7.1 GB. [2020-08-18 19:22:11,484 INFO L168 Benchmark]: TraceAbstraction took 28601.66 ms. Allocated memory was 237.5 MB in the beginning and 653.8 MB in the end (delta: 416.3 MB). Free memory was 198.0 MB in the beginning and 452.7 MB in the end (delta: -254.8 MB). Peak memory consumption was 530.6 MB. Max. memory is 7.1 GB. [2020-08-18 19:22:11,487 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 633.44 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 102.0 MB in the beginning and 172.0 MB in the end (delta: -70.0 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.95 ms. Allocated memory is still 203.9 MB. Free memory was 172.0 MB in the beginning and 167.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1097.30 ms. Allocated memory was 203.9 MB in the beginning and 237.5 MB in the end (delta: 33.6 MB). Free memory was 167.9 MB in the beginning and 198.0 MB in the end (delta: -30.1 MB). Peak memory consumption was 83.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 28601.66 ms. Allocated memory was 237.5 MB in the beginning and 653.8 MB in the end (delta: 416.3 MB). Free memory was 198.0 MB in the beginning and 452.7 MB in the end (delta: -254.8 MB). Peak memory consumption was 530.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 140]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: (!(systemActive == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: (((!(\old(waterLevel) == 1) || ((2 <= waterLevel && pumpRunning == 0) && splverifierCounter == 0)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || ((\old(waterLevel) == waterLevel && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 817]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 231 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 17.0s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 13.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 573 SDtfs, 1200 SDslu, 400 SDs, 0 SdLazy, 2554 SolverSat, 764 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 191 GetRequests, 130 SyntacticMatches, 2 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 6.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=280occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 163 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 412 PreInvPairs, 432 NumberOfFragments, 1117 HoareAnnotationTreeSize, 412 FomulaSimplifications, 41842 FormulaSimplificationTreeSizeReduction, 1.8s HoareSimplificationTime, 57 FomulaSimplificationsInter, 9815 FormulaSimplificationTreeSizeReductionInter, 9.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 388 NumberOfCodeBlocks, 388 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 382 ConstructedInterpolants, 0 QuantifiedInterpolants, 120647 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 29/36 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...