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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product46.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:21:21,769 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:21:21,771 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:21:21,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:21:21,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:21:21,784 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:21:21,786 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:21:21,787 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:21:21,789 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:21:21,790 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:21:21,791 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:21:21,792 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:21:21,792 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:21:21,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:21:21,794 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:21:21,795 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:21:21,796 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:21:21,797 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:21:21,799 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:21:21,802 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:21:21,805 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:21:21,806 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:21:21,807 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:21:21,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:21:21,811 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:21:21,812 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:21:21,812 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:21:21,814 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:21:21,815 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:21:21,816 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:21:21,817 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:21:21,818 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:21:21,818 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:21:21,819 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:21:21,822 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:21:21,822 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:21:21,823 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:21:21,823 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:21:21,823 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:21:21,825 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:21:21,828 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:21:21,829 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 21:21:21,847 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:21:21,848 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:21:21,850 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:21:21,850 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:21:21,850 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:21:21,850 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:21:21,851 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:21:21,851 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:21:21,851 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:21:21,851 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:21:21,852 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:21:21,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:21:21,853 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:21:21,853 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:21:21,853 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:21:21,853 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:21:21,854 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:21:21,854 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:21:21,854 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:21:21,854 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:21:21,854 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:21:21,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:21:21,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:21:21,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:21:21,855 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:21:21,856 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:21:21,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:21:21,856 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:21:21,856 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-13 21:21:22,216 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:21:22,237 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:21:22,241 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:21:22,243 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:21:22,243 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:21:22,244 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product46.cil.c [2019-10-13 21:21:22,323 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c42d70c9b/f933e877be4d40d9bc58b289e98b5cfe/FLAG4aa75bb27 [2019-10-13 21:21:22,906 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:21:22,910 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product46.cil.c [2019-10-13 21:21:22,930 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c42d70c9b/f933e877be4d40d9bc58b289e98b5cfe/FLAG4aa75bb27 [2019-10-13 21:21:23,216 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c42d70c9b/f933e877be4d40d9bc58b289e98b5cfe [2019-10-13 21:21:23,228 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:21:23,233 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:21:23,237 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:21:23,237 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:21:23,241 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:21:23,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:21:23" (1/1) ... [2019-10-13 21:21:23,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21eb6a1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:23, skipping insertion in model container [2019-10-13 21:21:23,246 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:21:23" (1/1) ... [2019-10-13 21:21:23,256 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:21:23,322 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:21:23,760 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:21:23,792 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:21:23,907 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:21:23,947 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:21:23,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:23 WrapperNode [2019-10-13 21:21:23,948 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:21:23,949 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:21:23,949 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:21:23,949 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:21:23,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:23" (1/1) ... [2019-10-13 21:21:23,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:23" (1/1) ... [2019-10-13 21:21:23,993 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:23" (1/1) ... [2019-10-13 21:21:23,993 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:23" (1/1) ... [2019-10-13 21:21:24,035 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:23" (1/1) ... [2019-10-13 21:21:24,045 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:23" (1/1) ... [2019-10-13 21:21:24,050 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:23" (1/1) ... [2019-10-13 21:21:24,061 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:21:24,064 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:21:24,065 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:21:24,065 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:21:24,066 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:23" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2019-10-13 21:21:24,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:21:24,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:21:24,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 21:21:24,125 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-10-13 21:21:24,126 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 21:21:24,126 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 21:21:24,126 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 21:21:24,126 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 21:21:24,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 21:21:24,127 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 21:21:24,127 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 21:21:24,127 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 21:21:24,127 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 21:21:24,128 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 21:21:24,128 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 21:21:24,128 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 21:21:24,128 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 21:21:24,128 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 21:21:24,129 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:21:24,129 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 21:21:24,129 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 21:21:24,129 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 21:21:24,129 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 21:21:24,130 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 21:21:24,130 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 21:21:24,130 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-13 21:21:24,130 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 21:21:24,130 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 21:21:24,131 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 21:21:24,131 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 21:21:24,131 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-10-13 21:21:24,131 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 21:21:24,131 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 21:21:24,132 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 21:21:24,132 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 21:21:24,132 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 21:21:24,132 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-13 21:21:24,132 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 21:21:24,133 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 21:21:24,133 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 21:21:24,133 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:21:24,133 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:21:24,133 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 21:21:24,133 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 21:21:24,134 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 21:21:24,134 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 21:21:24,134 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 21:21:24,134 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-10-13 21:21:24,134 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 21:21:24,134 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 21:21:24,135 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 21:21:24,135 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 21:21:24,135 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 21:21:24,135 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:21:24,135 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:21:24,135 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 21:21:24,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:21:24,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:21:24,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:21:24,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:21:24,136 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 21:21:24,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:21:24,137 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 21:21:24,137 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 21:21:24,137 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:21:24,137 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 21:21:24,137 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 21:21:24,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:21:24,138 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 21:21:24,138 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 21:21:24,138 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 21:21:24,138 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 21:21:24,138 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 21:21:24,138 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 21:21:24,138 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 21:21:24,139 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 21:21:24,139 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 21:21:24,139 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 21:21:24,139 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:21:24,139 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 21:21:24,139 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 21:21:24,140 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-13 21:21:24,140 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 21:21:24,140 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 21:21:24,140 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 21:21:24,140 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 21:21:24,140 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 21:21:24,141 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-13 21:21:24,141 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 21:21:24,141 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 21:21:24,141 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-10-13 21:21:24,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:21:24,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:21:24,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:21:25,195 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:21:25,196 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 21:21:25,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:21:25 BoogieIcfgContainer [2019-10-13 21:21:25,197 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:21:25,199 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:21:25,199 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:21:25,202 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:21:25,202 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:21:23" (1/3) ... [2019-10-13 21:21:25,203 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b74f5ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:21:25, skipping insertion in model container [2019-10-13 21:21:25,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:23" (2/3) ... [2019-10-13 21:21:25,204 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b74f5ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:21:25, skipping insertion in model container [2019-10-13 21:21:25,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:21:25" (3/3) ... [2019-10-13 21:21:25,206 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product46.cil.c [2019-10-13 21:21:25,216 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:21:25,227 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:21:25,239 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:21:25,277 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:21:25,277 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:21:25,277 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:21:25,277 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:21:25,278 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:21:25,278 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:21:25,278 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:21:25,278 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:21:25,305 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states. [2019-10-13 21:21:25,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-13 21:21:25,315 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:25,316 INFO L380 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] [2019-10-13 21:21:25,320 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:25,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:25,328 INFO L82 PathProgramCache]: Analyzing trace with hash -1153584498, now seen corresponding path program 1 times [2019-10-13 21:21:25,340 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:25,341 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141531623] [2019-10-13 21:21:25,341 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:25,341 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:25,342 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:25,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:25,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:25,715 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2141531623] [2019-10-13 21:21:25,716 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:25,716 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 21:21:25,717 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793094234] [2019-10-13 21:21:25,725 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:21:25,730 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:25,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:21:25,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:21:25,750 INFO L87 Difference]: Start difference. First operand 183 states. Second operand 2 states. [2019-10-13 21:21:25,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:25,830 INFO L93 Difference]: Finished difference Result 280 states and 347 transitions. [2019-10-13 21:21:25,830 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:21:25,831 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2019-10-13 21:21:25,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:25,845 INFO L225 Difference]: With dead ends: 280 [2019-10-13 21:21:25,845 INFO L226 Difference]: Without dead ends: 140 [2019-10-13 21:21:25,852 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:21:25,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2019-10-13 21:21:25,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2019-10-13 21:21:25,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2019-10-13 21:21:25,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 165 transitions. [2019-10-13 21:21:25,910 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 165 transitions. Word has length 52 [2019-10-13 21:21:25,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:25,911 INFO L462 AbstractCegarLoop]: Abstraction has 140 states and 165 transitions. [2019-10-13 21:21:25,911 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:21:25,911 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 165 transitions. [2019-10-13 21:21:25,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-10-13 21:21:25,915 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:25,915 INFO L380 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] [2019-10-13 21:21:25,916 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:25,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:25,916 INFO L82 PathProgramCache]: Analyzing trace with hash -1299238668, now seen corresponding path program 1 times [2019-10-13 21:21:25,916 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:25,917 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615798813] [2019-10-13 21:21:25,917 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:25,917 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:25,917 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:25,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:26,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:26,073 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615798813] [2019-10-13 21:21:26,074 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:26,074 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:21:26,074 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037816122] [2019-10-13 21:21:26,077 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:21:26,078 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:26,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:21:26,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:21:26,079 INFO L87 Difference]: Start difference. First operand 140 states and 165 transitions. Second operand 3 states. [2019-10-13 21:21:26,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:26,119 INFO L93 Difference]: Finished difference Result 225 states and 265 transitions. [2019-10-13 21:21:26,120 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:21:26,120 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2019-10-13 21:21:26,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:26,125 INFO L225 Difference]: With dead ends: 225 [2019-10-13 21:21:26,125 INFO L226 Difference]: Without dead ends: 131 [2019-10-13 21:21:26,128 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:21:26,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2019-10-13 21:21:26,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2019-10-13 21:21:26,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2019-10-13 21:21:26,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 153 transitions. [2019-10-13 21:21:26,156 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 153 transitions. Word has length 53 [2019-10-13 21:21:26,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:26,156 INFO L462 AbstractCegarLoop]: Abstraction has 131 states and 153 transitions. [2019-10-13 21:21:26,156 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:21:26,157 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 153 transitions. [2019-10-13 21:21:26,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-10-13 21:21:26,159 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:26,159 INFO L380 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] [2019-10-13 21:21:26,160 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:26,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:26,160 INFO L82 PathProgramCache]: Analyzing trace with hash 1314633419, now seen corresponding path program 1 times [2019-10-13 21:21:26,160 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:26,161 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833177234] [2019-10-13 21:21:26,161 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:26,161 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:26,161 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:26,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:26,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:26,356 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833177234] [2019-10-13 21:21:26,357 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:26,357 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:21:26,359 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780608968] [2019-10-13 21:21:26,360 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:21:26,360 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:26,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:21:26,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:21:26,361 INFO L87 Difference]: Start difference. First operand 131 states and 153 transitions. Second operand 7 states. [2019-10-13 21:21:26,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:26,663 INFO L93 Difference]: Finished difference Result 238 states and 283 transitions. [2019-10-13 21:21:26,664 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 21:21:26,664 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2019-10-13 21:21:26,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:26,666 INFO L225 Difference]: With dead ends: 238 [2019-10-13 21:21:26,666 INFO L226 Difference]: Without dead ends: 131 [2019-10-13 21:21:26,668 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-13 21:21:26,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2019-10-13 21:21:26,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2019-10-13 21:21:26,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2019-10-13 21:21:26,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 152 transitions. [2019-10-13 21:21:26,681 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 152 transitions. Word has length 58 [2019-10-13 21:21:26,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:26,682 INFO L462 AbstractCegarLoop]: Abstraction has 131 states and 152 transitions. [2019-10-13 21:21:26,682 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:21:26,682 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 152 transitions. [2019-10-13 21:21:26,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-10-13 21:21:26,685 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:26,685 INFO L380 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] [2019-10-13 21:21:26,687 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:26,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:26,688 INFO L82 PathProgramCache]: Analyzing trace with hash 1259242830, now seen corresponding path program 1 times [2019-10-13 21:21:26,688 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:26,688 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938512656] [2019-10-13 21:21:26,688 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:26,689 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:26,689 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:26,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:26,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:26,858 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [938512656] [2019-10-13 21:21:26,859 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:26,859 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 21:21:26,859 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203938605] [2019-10-13 21:21:26,860 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 21:21:26,860 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:26,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 21:21:26,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 21:21:26,860 INFO L87 Difference]: Start difference. First operand 131 states and 152 transitions. Second operand 5 states. [2019-10-13 21:21:27,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:27,365 INFO L93 Difference]: Finished difference Result 356 states and 428 transitions. [2019-10-13 21:21:27,366 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:21:27,366 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 71 [2019-10-13 21:21:27,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:27,374 INFO L225 Difference]: With dead ends: 356 [2019-10-13 21:21:27,379 INFO L226 Difference]: Without dead ends: 249 [2019-10-13 21:21:27,381 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-13 21:21:27,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2019-10-13 21:21:27,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 230. [2019-10-13 21:21:27,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230 states. [2019-10-13 21:21:27,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 262 transitions. [2019-10-13 21:21:27,422 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 262 transitions. Word has length 71 [2019-10-13 21:21:27,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:27,423 INFO L462 AbstractCegarLoop]: Abstraction has 230 states and 262 transitions. [2019-10-13 21:21:27,423 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 21:21:27,429 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 262 transitions. [2019-10-13 21:21:27,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-10-13 21:21:27,434 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:27,434 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:27,434 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:27,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:27,435 INFO L82 PathProgramCache]: Analyzing trace with hash 2031890280, now seen corresponding path program 1 times [2019-10-13 21:21:27,435 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:27,435 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214460475] [2019-10-13 21:21:27,436 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:27,436 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:27,436 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:27,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:27,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:27,541 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214460475] [2019-10-13 21:21:27,542 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:27,542 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 21:21:27,542 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731478310] [2019-10-13 21:21:27,545 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 21:21:27,545 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:27,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 21:21:27,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 21:21:27,547 INFO L87 Difference]: Start difference. First operand 230 states and 262 transitions. Second operand 6 states. [2019-10-13 21:21:27,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:27,778 INFO L93 Difference]: Finished difference Result 570 states and 681 transitions. [2019-10-13 21:21:27,779 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:21:27,779 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 85 [2019-10-13 21:21:27,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:27,785 INFO L225 Difference]: With dead ends: 570 [2019-10-13 21:21:27,786 INFO L226 Difference]: Without dead ends: 364 [2019-10-13 21:21:27,788 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-13 21:21:27,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2019-10-13 21:21:27,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 360. [2019-10-13 21:21:27,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 360 states. [2019-10-13 21:21:27,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 416 transitions. [2019-10-13 21:21:27,849 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 416 transitions. Word has length 85 [2019-10-13 21:21:27,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:27,850 INFO L462 AbstractCegarLoop]: Abstraction has 360 states and 416 transitions. [2019-10-13 21:21:27,850 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 21:21:27,850 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 416 transitions. [2019-10-13 21:21:27,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-10-13 21:21:27,853 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:27,853 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:27,853 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:27,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:27,854 INFO L82 PathProgramCache]: Analyzing trace with hash -797697522, now seen corresponding path program 1 times [2019-10-13 21:21:27,854 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:27,854 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904084537] [2019-10-13 21:21:27,854 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:27,855 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:27,855 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:27,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:28,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:28,017 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904084537] [2019-10-13 21:21:28,018 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:28,018 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 21:21:28,019 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643182246] [2019-10-13 21:21:28,019 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 21:21:28,019 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:28,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 21:21:28,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 21:21:28,020 INFO L87 Difference]: Start difference. First operand 360 states and 416 transitions. Second operand 6 states. [2019-10-13 21:21:28,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:28,283 INFO L93 Difference]: Finished difference Result 767 states and 921 transitions. [2019-10-13 21:21:28,283 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:21:28,284 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 89 [2019-10-13 21:21:28,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:28,290 INFO L225 Difference]: With dead ends: 767 [2019-10-13 21:21:28,290 INFO L226 Difference]: Without dead ends: 561 [2019-10-13 21:21:28,292 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-13 21:21:28,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 561 states. [2019-10-13 21:21:28,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 561 to 543. [2019-10-13 21:21:28,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 543 states. [2019-10-13 21:21:28,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 543 states and 641 transitions. [2019-10-13 21:21:28,341 INFO L78 Accepts]: Start accepts. Automaton has 543 states and 641 transitions. Word has length 89 [2019-10-13 21:21:28,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:28,342 INFO L462 AbstractCegarLoop]: Abstraction has 543 states and 641 transitions. [2019-10-13 21:21:28,342 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 21:21:28,342 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 641 transitions. [2019-10-13 21:21:28,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-10-13 21:21:28,350 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:28,350 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:28,350 INFO L410 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:28,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:28,351 INFO L82 PathProgramCache]: Analyzing trace with hash -1720381105, now seen corresponding path program 1 times [2019-10-13 21:21:28,351 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:28,351 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83192939] [2019-10-13 21:21:28,352 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:28,352 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:28,352 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:28,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:28,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:28,429 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83192939] [2019-10-13 21:21:28,429 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:28,430 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 21:21:28,430 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945733795] [2019-10-13 21:21:28,430 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 21:21:28,431 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:28,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 21:21:28,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 21:21:28,431 INFO L87 Difference]: Start difference. First operand 543 states and 641 transitions. Second operand 5 states. [2019-10-13 21:21:28,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:28,496 INFO L93 Difference]: Finished difference Result 942 states and 1134 transitions. [2019-10-13 21:21:28,496 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-13 21:21:28,496 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 89 [2019-10-13 21:21:28,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:28,500 INFO L225 Difference]: With dead ends: 942 [2019-10-13 21:21:28,501 INFO L226 Difference]: Without dead ends: 553 [2019-10-13 21:21:28,502 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-13 21:21:28,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 553 states. [2019-10-13 21:21:28,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 553 to 547. [2019-10-13 21:21:28,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 547 states. [2019-10-13 21:21:28,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 547 states and 644 transitions. [2019-10-13 21:21:28,541 INFO L78 Accepts]: Start accepts. Automaton has 547 states and 644 transitions. Word has length 89 [2019-10-13 21:21:28,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:28,542 INFO L462 AbstractCegarLoop]: Abstraction has 547 states and 644 transitions. [2019-10-13 21:21:28,542 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 21:21:28,542 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 644 transitions. [2019-10-13 21:21:28,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-10-13 21:21:28,549 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:28,549 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:28,550 INFO L410 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:28,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:28,550 INFO L82 PathProgramCache]: Analyzing trace with hash 1730580689, now seen corresponding path program 1 times [2019-10-13 21:21:28,550 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:28,550 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089005613] [2019-10-13 21:21:28,554 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:28,554 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:28,554 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:28,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:28,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:28,667 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089005613] [2019-10-13 21:21:28,668 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:28,668 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-13 21:21:28,668 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201179338] [2019-10-13 21:21:28,669 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-13 21:21:28,669 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:28,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-13 21:21:28,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-10-13 21:21:28,670 INFO L87 Difference]: Start difference. First operand 547 states and 644 transitions. Second operand 9 states. [2019-10-13 21:21:28,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:28,752 INFO L93 Difference]: Finished difference Result 1087 states and 1306 transitions. [2019-10-13 21:21:28,752 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-13 21:21:28,753 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 89 [2019-10-13 21:21:28,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:28,758 INFO L225 Difference]: With dead ends: 1087 [2019-10-13 21:21:28,758 INFO L226 Difference]: Without dead ends: 564 [2019-10-13 21:21:28,760 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2019-10-13 21:21:28,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2019-10-13 21:21:28,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 554. [2019-10-13 21:21:28,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 554 states. [2019-10-13 21:21:28,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 651 transitions. [2019-10-13 21:21:28,801 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 651 transitions. Word has length 89 [2019-10-13 21:21:28,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:28,801 INFO L462 AbstractCegarLoop]: Abstraction has 554 states and 651 transitions. [2019-10-13 21:21:28,801 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-13 21:21:28,801 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 651 transitions. [2019-10-13 21:21:28,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-10-13 21:21:28,804 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:28,805 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:28,805 INFO L410 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:28,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:28,806 INFO L82 PathProgramCache]: Analyzing trace with hash -1929788468, now seen corresponding path program 1 times [2019-10-13 21:21:28,806 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:28,806 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654318396] [2019-10-13 21:21:28,806 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:28,806 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:28,807 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:28,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:28,929 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 21:21:28,930 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654318396] [2019-10-13 21:21:28,930 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [292849163] [2019-10-13 21:21:28,930 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 21:21:29,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:29,119 INFO L256 TraceCheckSpWp]: Trace formula consists of 779 conjuncts, 29 conjunts are in the unsatisfiable core [2019-10-13 21:21:29,138 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 21:21:29,257 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:21:29,257 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 21:21:29,822 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 21:21:29,823 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-13 21:21:29,823 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [9, 9] total 19 [2019-10-13 21:21:29,823 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360441913] [2019-10-13 21:21:29,824 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-13 21:21:29,824 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:29,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-13 21:21:29,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=282, Unknown=0, NotChecked=0, Total=342 [2019-10-13 21:21:29,825 INFO L87 Difference]: Start difference. First operand 554 states and 651 transitions. Second operand 8 states. [2019-10-13 21:21:30,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:30,522 INFO L93 Difference]: Finished difference Result 1601 states and 1921 transitions. [2019-10-13 21:21:30,522 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:21:30,523 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 101 [2019-10-13 21:21:30,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:30,529 INFO L225 Difference]: With dead ends: 1601 [2019-10-13 21:21:30,529 INFO L226 Difference]: Without dead ends: 1071 [2019-10-13 21:21:30,531 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=60, Invalid=282, Unknown=0, NotChecked=0, Total=342 [2019-10-13 21:21:30,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1071 states. [2019-10-13 21:21:30,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1071 to 1068. [2019-10-13 21:21:30,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1068 states. [2019-10-13 21:21:30,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 1068 states and 1258 transitions. [2019-10-13 21:21:30,587 INFO L78 Accepts]: Start accepts. Automaton has 1068 states and 1258 transitions. Word has length 101 [2019-10-13 21:21:30,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:30,587 INFO L462 AbstractCegarLoop]: Abstraction has 1068 states and 1258 transitions. [2019-10-13 21:21:30,587 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-13 21:21:30,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 1258 transitions. [2019-10-13 21:21:30,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-10-13 21:21:30,590 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:30,590 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:30,796 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 21:21:30,796 INFO L410 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:30,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:30,797 INFO L82 PathProgramCache]: Analyzing trace with hash -2070358096, now seen corresponding path program 1 times [2019-10-13 21:21:30,797 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:30,797 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052567278] [2019-10-13 21:21:30,797 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:30,798 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:30,798 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:30,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:30,955 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 21:21:30,956 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052567278] [2019-10-13 21:21:30,956 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:30,956 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-13 21:21:30,956 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867870253] [2019-10-13 21:21:30,957 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-13 21:21:30,962 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:30,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-13 21:21:30,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-13 21:21:30,963 INFO L87 Difference]: Start difference. First operand 1068 states and 1258 transitions. Second operand 10 states. [2019-10-13 21:21:31,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:31,312 INFO L93 Difference]: Finished difference Result 2062 states and 2473 transitions. [2019-10-13 21:21:31,313 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-13 21:21:31,313 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 105 [2019-10-13 21:21:31,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:31,319 INFO L225 Difference]: With dead ends: 2062 [2019-10-13 21:21:31,319 INFO L226 Difference]: Without dead ends: 1018 [2019-10-13 21:21:31,322 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2019-10-13 21:21:31,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1018 states. [2019-10-13 21:21:31,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1018 to 1002. [2019-10-13 21:21:31,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1002 states. [2019-10-13 21:21:31,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 1002 states and 1166 transitions. [2019-10-13 21:21:31,388 INFO L78 Accepts]: Start accepts. Automaton has 1002 states and 1166 transitions. Word has length 105 [2019-10-13 21:21:31,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:31,389 INFO L462 AbstractCegarLoop]: Abstraction has 1002 states and 1166 transitions. [2019-10-13 21:21:31,389 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-13 21:21:31,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1166 transitions. [2019-10-13 21:21:31,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-10-13 21:21:31,392 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:31,392 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:31,393 INFO L410 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:31,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:31,393 INFO L82 PathProgramCache]: Analyzing trace with hash 767108718, now seen corresponding path program 1 times [2019-10-13 21:21:31,393 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:31,393 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392992179] [2019-10-13 21:21:31,394 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:31,395 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:31,395 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:31,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:31,521 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-13 21:21:31,521 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392992179] [2019-10-13 21:21:31,521 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:21:31,522 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-13 21:21:31,522 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698410516] [2019-10-13 21:21:31,522 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-13 21:21:31,522 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:31,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-13 21:21:31,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-13 21:21:31,523 INFO L87 Difference]: Start difference. First operand 1002 states and 1166 transitions. Second operand 10 states. [2019-10-13 21:21:31,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:31,825 INFO L93 Difference]: Finished difference Result 1986 states and 2314 transitions. [2019-10-13 21:21:31,825 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-13 21:21:31,825 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 105 [2019-10-13 21:21:31,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:31,832 INFO L225 Difference]: With dead ends: 1986 [2019-10-13 21:21:31,832 INFO L226 Difference]: Without dead ends: 1008 [2019-10-13 21:21:31,836 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2019-10-13 21:21:31,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1008 states. [2019-10-13 21:21:31,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1008 to 972. [2019-10-13 21:21:31,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 972 states. [2019-10-13 21:21:31,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 972 states and 1099 transitions. [2019-10-13 21:21:31,885 INFO L78 Accepts]: Start accepts. Automaton has 972 states and 1099 transitions. Word has length 105 [2019-10-13 21:21:31,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:31,886 INFO L462 AbstractCegarLoop]: Abstraction has 972 states and 1099 transitions. [2019-10-13 21:21:31,886 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-13 21:21:31,886 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1099 transitions. [2019-10-13 21:21:31,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-10-13 21:21:31,890 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:31,890 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:31,891 INFO L410 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:31,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:31,891 INFO L82 PathProgramCache]: Analyzing trace with hash 425764218, now seen corresponding path program 1 times [2019-10-13 21:21:31,891 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:31,891 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033911557] [2019-10-13 21:21:31,892 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:31,892 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:31,892 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:31,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:31,975 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-10-13 21:21:31,976 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033911557] [2019-10-13 21:21:31,976 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [874940840] [2019-10-13 21:21:31,976 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 21:21:32,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:32,198 INFO L256 TraceCheckSpWp]: Trace formula consists of 903 conjuncts, 13 conjunts are in the unsatisfiable core [2019-10-13 21:21:32,214 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 21:21:32,398 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-13 21:21:32,398 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 21:21:32,566 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 21:21:32,744 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-10-13 21:21:32,744 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-13 21:21:32,744 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [6, 9] total 16 [2019-10-13 21:21:32,745 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095083946] [2019-10-13 21:21:32,745 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-13 21:21:32,745 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:32,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-13 21:21:32,746 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2019-10-13 21:21:32,746 INFO L87 Difference]: Start difference. First operand 972 states and 1099 transitions. Second operand 8 states. [2019-10-13 21:21:34,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:34,051 INFO L93 Difference]: Finished difference Result 2579 states and 3144 transitions. [2019-10-13 21:21:34,051 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-10-13 21:21:34,052 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 153 [2019-10-13 21:21:34,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:34,066 INFO L225 Difference]: With dead ends: 2579 [2019-10-13 21:21:34,066 INFO L226 Difference]: Without dead ends: 1887 [2019-10-13 21:21:34,070 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 319 GetRequests, 295 SyntacticMatches, 5 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=90, Invalid=330, Unknown=0, NotChecked=0, Total=420 [2019-10-13 21:21:34,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1887 states. [2019-10-13 21:21:34,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1887 to 1706. [2019-10-13 21:21:34,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1706 states. [2019-10-13 21:21:34,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1706 states and 1968 transitions. [2019-10-13 21:21:34,207 INFO L78 Accepts]: Start accepts. Automaton has 1706 states and 1968 transitions. Word has length 153 [2019-10-13 21:21:34,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:34,208 INFO L462 AbstractCegarLoop]: Abstraction has 1706 states and 1968 transitions. [2019-10-13 21:21:34,208 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-13 21:21:34,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 1968 transitions. [2019-10-13 21:21:34,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-10-13 21:21:34,212 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:21:34,212 INFO L380 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:21:34,417 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 21:21:34,418 INFO L410 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:21:34,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:21:34,419 INFO L82 PathProgramCache]: Analyzing trace with hash -1942951212, now seen corresponding path program 1 times [2019-10-13 21:21:34,419 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:21:34,419 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873760304] [2019-10-13 21:21:34,419 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:34,419 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:21:34,420 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:21:34,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:34,513 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-10-13 21:21:34,513 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873760304] [2019-10-13 21:21:34,514 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2085872376] [2019-10-13 21:21:34,514 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 21:21:34,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:21:34,771 INFO L256 TraceCheckSpWp]: Trace formula consists of 894 conjuncts, 19 conjunts are in the unsatisfiable core [2019-10-13 21:21:34,788 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 21:21:34,956 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 25 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-13 21:21:34,956 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 21:21:35,238 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 5 [2019-10-13 21:21:35,395 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 21:21:35,421 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 21:21:35,526 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-10-13 21:21:35,526 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-13 21:21:35,527 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [6, 9] total 19 [2019-10-13 21:21:35,527 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429512575] [2019-10-13 21:21:35,530 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-13 21:21:35,531 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:21:35,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-13 21:21:35,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=286, Unknown=0, NotChecked=0, Total=342 [2019-10-13 21:21:35,532 INFO L87 Difference]: Start difference. First operand 1706 states and 1968 transitions. Second operand 9 states. [2019-10-13 21:21:36,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:21:36,070 INFO L93 Difference]: Finished difference Result 3255 states and 3839 transitions. [2019-10-13 21:21:36,070 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-13 21:21:36,070 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 149 [2019-10-13 21:21:36,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:21:36,072 INFO L225 Difference]: With dead ends: 3255 [2019-10-13 21:21:36,072 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 21:21:36,080 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 309 GetRequests, 286 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=85, Invalid=421, Unknown=0, NotChecked=0, Total=506 [2019-10-13 21:21:36,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 21:21:36,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 21:21:36,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 21:21:36,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 21:21:36,082 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 149 [2019-10-13 21:21:36,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:21:36,082 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 21:21:36,083 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-13 21:21:36,083 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 21:21:36,083 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 21:21:36,288 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 21:21:36,296 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 21:21:37,750 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 29 [2019-10-13 21:21:38,734 WARN L191 SmtUtils]: Spent 893.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 51 [2019-10-13 21:21:38,912 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 25 [2019-10-13 21:21:39,179 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 34 [2019-10-13 21:21:39,366 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 20 [2019-10-13 21:21:39,746 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 28 [2019-10-13 21:21:40,401 WARN L191 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 46 [2019-10-13 21:21:40,509 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 22 [2019-10-13 21:21:40,878 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 29 [2019-10-13 21:21:41,077 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 34 [2019-10-13 21:21:41,441 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 31 [2019-10-13 21:21:41,700 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 26 [2019-10-13 21:21:42,211 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 38 [2019-10-13 21:21:42,382 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 28 [2019-10-13 21:21:42,838 WARN L191 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 41 [2019-10-13 21:21:43,197 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 34 [2019-10-13 21:21:43,369 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 28 [2019-10-13 21:21:43,921 WARN L191 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 50 [2019-10-13 21:21:44,215 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 29 [2019-10-13 21:21:44,412 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 30 [2019-10-13 21:21:44,582 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 28 [2019-10-13 21:21:45,015 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 34 [2019-10-13 21:21:45,203 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 26 [2019-10-13 21:21:45,376 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 33 [2019-10-13 21:21:45,508 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 33 [2019-10-13 21:21:45,713 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 28 [2019-10-13 21:21:45,959 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 28 [2019-10-13 21:21:46,121 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 28 [2019-10-13 21:21:46,125 INFO L443 ceAbstractionStarter]: For program point L193-2(lines 193 214) no Hoare annotation was computed. [2019-10-13 21:21:46,125 INFO L443 ceAbstractionStarter]: For program point L215(lines 192 216) no Hoare annotation was computed. [2019-10-13 21:21:46,125 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 168 223) no Hoare annotation was computed. [2019-10-13 21:21:46,125 INFO L443 ceAbstractionStarter]: For program point L199(lines 199 203) no Hoare annotation was computed. [2019-10-13 21:21:46,125 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 168 223) no Hoare annotation was computed. [2019-10-13 21:21:46,125 INFO L443 ceAbstractionStarter]: For program point L199-1(lines 199 203) no Hoare annotation was computed. [2019-10-13 21:21:46,125 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 168 223) no Hoare annotation was computed. [2019-10-13 21:21:46,125 INFO L443 ceAbstractionStarter]: For program point L194(line 194) no Hoare annotation was computed. [2019-10-13 21:21:46,125 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 260) no Hoare annotation was computed. [2019-10-13 21:21:46,126 INFO L443 ceAbstractionStarter]: For program point L256-1(lines 256 260) no Hoare annotation was computed. [2019-10-13 21:21:46,126 INFO L443 ceAbstractionStarter]: For program point L251(line 251) no Hoare annotation was computed. [2019-10-13 21:21:46,126 INFO L443 ceAbstractionStarter]: For program point L250-2(lines 250 275) no Hoare annotation was computed. [2019-10-13 21:21:46,126 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 224 283) no Hoare annotation was computed. [2019-10-13 21:21:46,126 INFO L443 ceAbstractionStarter]: For program point L276(lines 249 277) no Hoare annotation was computed. [2019-10-13 21:21:46,126 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 224 283) no Hoare annotation was computed. [2019-10-13 21:21:46,126 INFO L443 ceAbstractionStarter]: For program point L269(line 269) no Hoare annotation was computed. [2019-10-13 21:21:46,126 INFO L443 ceAbstractionStarter]: For program point L269-1(line 269) no Hoare annotation was computed. [2019-10-13 21:21:46,126 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 224 283) no Hoare annotation was computed. [2019-10-13 21:21:46,127 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 99 105) the Hoare annotation is: true [2019-10-13 21:21:46,127 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 99 105) no Hoare annotation was computed. [2019-10-13 21:21:46,127 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 106 114) no Hoare annotation was computed. [2019-10-13 21:21:46,127 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 106 114) the Hoare annotation is: true [2019-10-13 21:21:46,127 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 106 114) no Hoare annotation was computed. [2019-10-13 21:21:46,127 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 559 581) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:21:46,127 INFO L439 ceAbstractionStarter]: At program point L571(line 571) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 ~systemActive~0) (= main_~tmp~4 1) (= ~pumpRunning~0 0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0))) [2019-10-13 21:21:46,128 INFO L439 ceAbstractionStarter]: At program point L571-1(line 571) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 ~systemActive~0) (= main_~tmp~4 1) (= ~pumpRunning~0 0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0))) [2019-10-13 21:21:46,128 INFO L443 ceAbstractionStarter]: For program point L569(lines 569 576) no Hoare annotation was computed. [2019-10-13 21:21:46,128 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 559 581) no Hoare annotation was computed. [2019-10-13 21:21:46,128 INFO L443 ceAbstractionStarter]: For program point L569-1(lines 569 576) no Hoare annotation was computed. [2019-10-13 21:21:46,128 INFO L443 ceAbstractionStarter]: For program point L567(line 567) no Hoare annotation was computed. [2019-10-13 21:21:46,128 INFO L439 ceAbstractionStarter]: At program point L566(line 566) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:21:46,128 INFO L439 ceAbstractionStarter]: At program point L565(line 565) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:21:46,128 INFO L439 ceAbstractionStarter]: At program point L565-1(line 565) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:21:46,128 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 559 581) no Hoare annotation was computed. [2019-10-13 21:21:46,129 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 517 540) no Hoare annotation was computed. [2019-10-13 21:21:46,129 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 517 540) no Hoare annotation was computed. [2019-10-13 21:21:46,129 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 517 540) no Hoare annotation was computed. [2019-10-13 21:21:46,129 INFO L443 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-10-13 21:21:46,129 INFO L443 ceAbstractionStarter]: For program point L534(line 534) no Hoare annotation was computed. [2019-10-13 21:21:46,129 INFO L443 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2019-10-13 21:21:46,129 INFO L443 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-10-13 21:21:46,130 INFO L443 ceAbstractionStarter]: For program point L531(line 531) no Hoare annotation was computed. [2019-10-13 21:21:46,130 INFO L443 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2019-10-13 21:21:46,130 INFO L443 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-10-13 21:21:46,130 INFO L443 ceAbstractionStarter]: For program point L528(line 528) no Hoare annotation was computed. [2019-10-13 21:21:46,130 INFO L443 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2019-10-13 21:21:46,130 INFO L443 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2019-10-13 21:21:46,130 INFO L443 ceAbstractionStarter]: For program point L525(line 525) no Hoare annotation was computed. [2019-10-13 21:21:46,130 INFO L443 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2019-10-13 21:21:46,130 INFO L443 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-10-13 21:21:46,131 INFO L443 ceAbstractionStarter]: For program point L522(line 522) no Hoare annotation was computed. [2019-10-13 21:21:46,131 INFO L439 ceAbstractionStarter]: At program point L737(line 737) the Hoare annotation is: (let ((.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (< ~waterLevel~0 3))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse4 .cse2 .cse3 .cse5) (or .cse6 .cse7 .cse3 .cse5) (or .cse0 .cse6 .cse7 .cse3))) [2019-10-13 21:21:46,131 INFO L443 ceAbstractionStarter]: For program point L737-1(lines 718 742) no Hoare annotation was computed. [2019-10-13 21:21:46,131 INFO L439 ceAbstractionStarter]: At program point L732(line 732) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and (= ~pumpRunning~0 0) (< ~waterLevel~0 2))) (.cse2 (not (< ~waterLevel~0 3))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse4 .cse7) (or .cse1 .cse3 .cse2 .cse4 .cse7) (or .cse0 .cse5 .cse6 .cse4))) [2019-10-13 21:21:46,131 INFO L439 ceAbstractionStarter]: At program point L728(line 728) the Hoare annotation is: (let ((.cse9 (= ~pumpRunning~0 0))) (let ((.cse1 (and (= processEnvironment__wrappee__methaneQuery_~tmp~5 1) .cse9)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (and .cse9 (< ~waterLevel~0 2))) (.cse3 (not (< ~waterLevel~0 3))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (<= ~waterLevel~0 1))) (.cse8 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse2 .cse4 .cse3 .cse5 .cse6) (or .cse7 .cse8 .cse5 .cse6) (or .cse0 .cse7 .cse8 .cse5)))) [2019-10-13 21:21:46,132 INFO L443 ceAbstractionStarter]: For program point L726(lines 726 734) no Hoare annotation was computed. [2019-10-13 21:21:46,132 INFO L439 ceAbstractionStarter]: At program point L724(line 724) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 1))) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (< ~waterLevel~0 3))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse6 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse4 .cse5 .cse6 .cse7 .cse2) (or .cse5 .cse7 .cse2 .cse3 .cse6))) [2019-10-13 21:21:46,132 INFO L443 ceAbstractionStarter]: For program point L724-1(line 724) no Hoare annotation was computed. [2019-10-13 21:21:46,132 INFO L443 ceAbstractionStarter]: For program point L722(lines 722 739) no Hoare annotation was computed. [2019-10-13 21:21:46,132 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 718 742) the Hoare annotation is: (let ((.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (not (< ~waterLevel~0 3))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse7 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse4 .cse2 .cse3 .cse5) (or .cse0 .cse6 .cse7 .cse8 .cse3) (or .cse6 .cse8 .cse3 .cse5 .cse7))) [2019-10-13 21:21:46,132 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 718 742) no Hoare annotation was computed. [2019-10-13 21:21:46,133 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 813 821) no Hoare annotation was computed. [2019-10-13 21:21:46,133 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 813 821) the Hoare annotation is: true [2019-10-13 21:21:46,133 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 813 821) no Hoare annotation was computed. [2019-10-13 21:21:46,133 INFO L443 ceAbstractionStarter]: For program point L829(lines 829 837) no Hoare annotation was computed. [2019-10-13 21:21:46,133 INFO L443 ceAbstractionStarter]: For program point L829-2(lines 829 837) no Hoare annotation was computed. [2019-10-13 21:21:46,133 INFO L443 ceAbstractionStarter]: For program point L852(line 852) no Hoare annotation was computed. [2019-10-13 21:21:46,133 INFO L443 ceAbstractionStarter]: For program point L852-1(line 852) no Hoare annotation was computed. [2019-10-13 21:21:46,133 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 822 857) no Hoare annotation was computed. [2019-10-13 21:21:46,134 INFO L443 ceAbstractionStarter]: For program point L841(lines 841 849) no Hoare annotation was computed. [2019-10-13 21:21:46,134 INFO L443 ceAbstractionStarter]: For program point L841-2(lines 841 849) no Hoare annotation was computed. [2019-10-13 21:21:46,134 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 822 857) no Hoare annotation was computed. [2019-10-13 21:21:46,134 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 822 857) no Hoare annotation was computed. [2019-10-13 21:21:46,134 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 92 98) no Hoare annotation was computed. [2019-10-13 21:21:46,134 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 92 98) the Hoare annotation is: true [2019-10-13 21:21:46,134 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 122 167) no Hoare annotation was computed. [2019-10-13 21:21:46,134 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 122 167) no Hoare annotation was computed. [2019-10-13 21:21:46,134 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 122 167) no Hoare annotation was computed. [2019-10-13 21:21:46,135 INFO L443 ceAbstractionStarter]: For program point L449(lines 449 469) no Hoare annotation was computed. [2019-10-13 21:21:46,135 INFO L443 ceAbstractionStarter]: For program point L449-1(lines 449 469) no Hoare annotation was computed. [2019-10-13 21:21:46,135 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 435 480) no Hoare annotation was computed. [2019-10-13 21:21:46,135 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 435 480) no Hoare annotation was computed. [2019-10-13 21:21:46,135 INFO L443 ceAbstractionStarter]: For program point L455(lines 455 462) no Hoare annotation was computed. [2019-10-13 21:21:46,135 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 435 480) no Hoare annotation was computed. [2019-10-13 21:21:46,135 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 549 558) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:21:46,136 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 549 558) no Hoare annotation was computed. [2019-10-13 21:21:46,136 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 549 558) no Hoare annotation was computed. [2019-10-13 21:21:46,136 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 802 812) the Hoare annotation is: true [2019-10-13 21:21:46,136 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 802 812) no Hoare annotation was computed. [2019-10-13 21:21:46,136 INFO L446 ceAbstractionStarter]: At program point L807(line 807) the Hoare annotation is: true [2019-10-13 21:21:46,136 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 802 812) no Hoare annotation was computed. [2019-10-13 21:21:46,136 INFO L443 ceAbstractionStarter]: For program point L807-1(line 807) no Hoare annotation was computed. [2019-10-13 21:21:46,136 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 794 801) the Hoare annotation is: (let ((.cse1 (not (<= ~waterLevel~0 1))) (.cse0 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0 .cse2 .cse3))) [2019-10-13 21:21:46,136 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 794 801) no Hoare annotation was computed. [2019-10-13 21:21:46,136 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 794 801) no Hoare annotation was computed. [2019-10-13 21:21:46,136 INFO L443 ceAbstractionStarter]: For program point L669(lines 669 675) no Hoare annotation was computed. [2019-10-13 21:21:46,136 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 665 678) no Hoare annotation was computed. [2019-10-13 21:21:46,137 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 665 678) the Hoare annotation is: true [2019-10-13 21:21:46,137 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 665 678) no Hoare annotation was computed. [2019-10-13 21:21:46,137 INFO L439 ceAbstractionStarter]: At program point L763(line 763) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 1))) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (< ~waterLevel~0 3))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse6 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse4 .cse5 .cse6 .cse7 .cse2) (or .cse5 .cse7 .cse2 .cse3 .cse6))) [2019-10-13 21:21:46,137 INFO L443 ceAbstractionStarter]: For program point L763-1(lines 744 768) no Hoare annotation was computed. [2019-10-13 21:21:46,137 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 744 768) no Hoare annotation was computed. [2019-10-13 21:21:46,137 INFO L439 ceAbstractionStarter]: At program point L758(line 758) the Hoare annotation is: (let ((.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (< ~waterLevel~0 3))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse4 .cse2 .cse3 .cse5) (or .cse6 .cse7 .cse3 .cse5) (or .cse0 .cse6 .cse7 .cse3))) [2019-10-13 21:21:46,137 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 744 768) the Hoare annotation is: (let ((.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (not (< ~waterLevel~0 3))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse7 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse4 .cse2 .cse3 .cse5) (or .cse0 .cse6 .cse7 .cse8 .cse3) (or .cse6 .cse8 .cse3 .cse5 .cse7))) [2019-10-13 21:21:46,137 INFO L439 ceAbstractionStarter]: At program point L754(line 754) the Hoare annotation is: (let ((.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (< ~waterLevel~0 3))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse4 .cse2 .cse3 .cse5) (or .cse6 .cse7 .cse3 .cse5) (or .cse0 .cse6 .cse7 .cse3))) [2019-10-13 21:21:46,138 INFO L443 ceAbstractionStarter]: For program point L752(lines 752 760) no Hoare annotation was computed. [2019-10-13 21:21:46,138 INFO L439 ceAbstractionStarter]: At program point L750(line 750) the Hoare annotation is: (let ((.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (< ~waterLevel~0 3))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse4 .cse2 .cse3 .cse5) (or .cse6 .cse7 .cse3 .cse5) (or .cse0 .cse6 .cse7 .cse3))) [2019-10-13 21:21:46,138 INFO L443 ceAbstractionStarter]: For program point L750-1(line 750) no Hoare annotation was computed. [2019-10-13 21:21:46,138 INFO L443 ceAbstractionStarter]: For program point L748(lines 748 765) no Hoare annotation was computed. [2019-10-13 21:21:46,138 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 710 716) no Hoare annotation was computed. [2019-10-13 21:21:46,138 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 710 716) the Hoare annotation is: true [2019-10-13 21:21:46,138 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 886 951) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:21:46,138 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 886 951) no Hoare annotation was computed. [2019-10-13 21:21:46,138 INFO L439 ceAbstractionStarter]: At program point L944(lines 895 945) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 21:21:46,138 INFO L443 ceAbstractionStarter]: For program point L934(lines 934 938) no Hoare annotation was computed. [2019-10-13 21:21:46,139 INFO L439 ceAbstractionStarter]: At program point L934-2(lines 926 939) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 1 ~methaneLevelCritical~0)) (.cse2 (< ~waterLevel~0 3)) (.cse0 (= 1 ~systemActive~0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse6 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse5 .cse1 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and (and .cse0 .cse1 .cse6 .cse4) .cse2) (and .cse2 (and .cse0 .cse5 .cse1 .cse6)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-13 21:21:46,139 INFO L443 ceAbstractionStarter]: For program point L897(lines 896 943) no Hoare annotation was computed. [2019-10-13 21:21:46,139 INFO L439 ceAbstractionStarter]: At program point L928(line 928) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 1 ~methaneLevelCritical~0)) (.cse2 (< ~waterLevel~0 3)) (.cse0 (= 1 ~systemActive~0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse6 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse5 .cse1 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and (and .cse0 .cse1 .cse6 .cse4) .cse2) (and .cse2 (and .cse0 .cse5 .cse1 .cse6)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-13 21:21:46,139 INFO L443 ceAbstractionStarter]: For program point L926(lines 926 939) no Hoare annotation was computed. [2019-10-13 21:21:46,139 INFO L439 ceAbstractionStarter]: At program point L918(line 918) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 1 ~methaneLevelCritical~0)) (.cse2 (< ~waterLevel~0 3)) (.cse0 (= 1 ~systemActive~0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse6 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse5 .cse1 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and (and .cse0 .cse1 .cse6 .cse4) .cse2) (and .cse2 (and .cse0 .cse5 .cse1 .cse6)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-13 21:21:46,139 INFO L443 ceAbstractionStarter]: For program point L916(lines 916 922) no Hoare annotation was computed. [2019-10-13 21:21:46,139 INFO L443 ceAbstractionStarter]: For program point L916-1(lines 916 922) no Hoare annotation was computed. [2019-10-13 21:21:46,139 INFO L439 ceAbstractionStarter]: At program point L941(lines 896 943) the Hoare annotation is: (let ((.cse4 (= 1 ~methaneLevelCritical~0)) (.cse2 (< ~waterLevel~0 3)) (.cse5 (= ~pumpRunning~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse3 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse5 .cse4) (and .cse0 .cse6 .cse1 .cse2 .cse5) (and .cse0 .cse6 .cse1 (<= ~waterLevel~0 1) .cse3) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-13 21:21:46,139 INFO L439 ceAbstractionStarter]: At program point L908(line 908) the Hoare annotation is: (let ((.cse4 (= 1 ~methaneLevelCritical~0)) (.cse2 (< ~waterLevel~0 3)) (.cse5 (= ~pumpRunning~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse3 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse5 .cse4) (and .cse0 .cse6 .cse1 .cse2 .cse5) (and .cse0 .cse6 .cse1 (<= ~waterLevel~0 1) .cse3) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-13 21:21:46,139 INFO L443 ceAbstractionStarter]: For program point L906(lines 906 912) no Hoare annotation was computed. [2019-10-13 21:21:46,140 INFO L443 ceAbstractionStarter]: For program point L906-1(lines 906 912) no Hoare annotation was computed. [2019-10-13 21:21:46,140 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 886 951) no Hoare annotation was computed. [2019-10-13 21:21:46,140 INFO L443 ceAbstractionStarter]: For program point L898(lines 898 902) no Hoare annotation was computed. [2019-10-13 21:21:46,140 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 389 434) no Hoare annotation was computed. [2019-10-13 21:21:46,140 INFO L443 ceAbstractionStarter]: For program point L409(lines 409 416) no Hoare annotation was computed. [2019-10-13 21:21:46,140 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 389 434) no Hoare annotation was computed. [2019-10-13 21:21:46,140 INFO L443 ceAbstractionStarter]: For program point L403(lines 403 423) no Hoare annotation was computed. [2019-10-13 21:21:46,140 INFO L443 ceAbstractionStarter]: For program point L403-1(lines 403 423) no Hoare annotation was computed. [2019-10-13 21:21:46,140 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 389 434) no Hoare annotation was computed. [2019-10-13 21:21:46,140 INFO L439 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 769 776) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (< ~waterLevel~0 3))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2019-10-13 21:21:46,140 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 769 776) no Hoare annotation was computed. [2019-10-13 21:21:46,140 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 769 776) no Hoare annotation was computed. [2019-10-13 21:21:46,140 INFO L443 ceAbstractionStarter]: For program point L641(lines 641 649) no Hoare annotation was computed. [2019-10-13 21:21:46,140 INFO L443 ceAbstractionStarter]: For program point L641-2(lines 641 649) no Hoare annotation was computed. [2019-10-13 21:21:46,141 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 633 655) no Hoare annotation was computed. [2019-10-13 21:21:46,141 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 633 655) no Hoare annotation was computed. [2019-10-13 21:21:46,141 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 633 655) no Hoare annotation was computed. [2019-10-13 21:21:46,141 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 82 91) no Hoare annotation was computed. [2019-10-13 21:21:46,141 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 82 91) no Hoare annotation was computed. [2019-10-13 21:21:46,141 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 82 91) no Hoare annotation was computed. [2019-10-13 21:21:46,141 INFO L443 ceAbstractionStarter]: For program point L351(line 351) no Hoare annotation was computed. [2019-10-13 21:21:46,141 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 286 388) no Hoare annotation was computed. [2019-10-13 21:21:46,141 INFO L443 ceAbstractionStarter]: For program point L351-1(line 351) no Hoare annotation was computed. [2019-10-13 21:21:46,141 INFO L443 ceAbstractionStarter]: For program point L310(lines 310 314) no Hoare annotation was computed. [2019-10-13 21:21:46,141 INFO L443 ceAbstractionStarter]: For program point L374(lines 374 385) no Hoare annotation was computed. [2019-10-13 21:21:46,141 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 341) no Hoare annotation was computed. [2019-10-13 21:21:46,141 INFO L443 ceAbstractionStarter]: For program point L335-2(lines 335 355) no Hoare annotation was computed. [2019-10-13 21:21:46,141 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 286 388) no Hoare annotation was computed. [2019-10-13 21:21:46,142 INFO L443 ceAbstractionStarter]: For program point L356(lines 334 357) no Hoare annotation was computed. [2019-10-13 21:21:46,142 INFO L443 ceAbstractionStarter]: For program point L315(lines 315 331) no Hoare annotation was computed. [2019-10-13 21:21:46,142 INFO L443 ceAbstractionStarter]: For program point L375(lines 375 382) no Hoare annotation was computed. [2019-10-13 21:21:46,142 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 286 388) no Hoare annotation was computed. [2019-10-13 21:21:46,142 INFO L443 ceAbstractionStarter]: For program point L336(lines 335 355) no Hoare annotation was computed. [2019-10-13 21:21:46,142 INFO L443 ceAbstractionStarter]: For program point L367(line 367) no Hoare annotation was computed. [2019-10-13 21:21:46,142 INFO L443 ceAbstractionStarter]: For program point L367-1(line 367) no Hoare annotation was computed. [2019-10-13 21:21:46,142 INFO L443 ceAbstractionStarter]: For program point L332(lines 332 373) no Hoare annotation was computed. [2019-10-13 21:21:46,142 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:21:46,142 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (or (< ~waterLevel~0 3) (< 2 |old(~waterLevel~0)|)) (<= |old(~waterLevel~0)| ~waterLevel~0)) [2019-10-13 21:21:46,142 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:21:46,142 INFO L443 ceAbstractionStarter]: For program point L784(lines 784 790) no Hoare annotation was computed. [2019-10-13 21:21:46,142 INFO L439 ceAbstractionStarter]: At program point L782(line 782) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (< ~waterLevel~0 3))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2019-10-13 21:21:46,143 INFO L443 ceAbstractionStarter]: For program point L782-1(line 782) no Hoare annotation was computed. [2019-10-13 21:21:46,143 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 777 793) no Hoare annotation was computed. [2019-10-13 21:21:46,143 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 777 793) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (< ~waterLevel~0 3))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2019-10-13 21:21:46,143 INFO L439 ceAbstractionStarter]: At program point L788(line 788) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (< ~waterLevel~0 3))) (.cse3 (not (= ~systemActive~0 1)))) (and (or (and (= ~methaneLevelCritical~0 activatePump_~tmp~7) .cse0) .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0 .cse2 .cse3))) [2019-10-13 21:21:46,143 INFO L443 ceAbstractionStarter]: For program point L788-1(lines 777 793) no Hoare annotation was computed. [2019-10-13 21:21:46,143 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 656 664) the Hoare annotation is: true [2019-10-13 21:21:46,143 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 656 664) no Hoare annotation was computed. [2019-10-13 21:21:46,143 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 656 664) no Hoare annotation was computed. [2019-10-13 21:21:46,143 INFO L446 ceAbstractionStarter]: At program point L865(line 865) the Hoare annotation is: true [2019-10-13 21:21:46,143 INFO L443 ceAbstractionStarter]: For program point L867-2(lines 867 871) no Hoare annotation was computed. [2019-10-13 21:21:46,143 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 858 876) no Hoare annotation was computed. [2019-10-13 21:21:46,144 INFO L443 ceAbstractionStarter]: For program point L865-1(line 865) no Hoare annotation was computed. [2019-10-13 21:21:46,144 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 858 876) the Hoare annotation is: true [2019-10-13 21:21:46,144 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 858 876) no Hoare annotation was computed. [2019-10-13 21:21:46,144 INFO L443 ceAbstractionStarter]: For program point L867(lines 867 871) no Hoare annotation was computed. [2019-10-13 21:21:46,144 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:21:46,144 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 21:21:46,144 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:21:46,144 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 612 623) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (< ~waterLevel~0 3))) (.cse0 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse6 (not (= 1 ~pumpRunning~0))) (.cse4 (not (= ~systemActive~0 1))) (.cse2 (= 1 ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse3 (or .cse6 .cse4 .cse7)) (or .cse1 .cse3 .cse4 .cse7 .cse5) (or .cse3 (or .cse0 .cse6 .cse4) .cse2))) [2019-10-13 21:21:46,144 INFO L443 ceAbstractionStarter]: For program point L616-1(lines 612 623) no Hoare annotation was computed. [2019-10-13 21:21:46,144 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 612 623) no Hoare annotation was computed. [2019-10-13 21:21:46,144 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 624 632) the Hoare annotation is: true [2019-10-13 21:21:46,145 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 624 632) no Hoare annotation was computed. [2019-10-13 21:21:46,145 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 624 632) no Hoare annotation was computed. [2019-10-13 21:21:46,145 INFO L439 ceAbstractionStarter]: At program point L699(line 699) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse12 (<= ~waterLevel~0 1)) (.cse13 (= ~pumpRunning~0 1)) (.cse14 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~systemActive~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (let ((.cse6 (and (< ~waterLevel~0 3) (= ~pumpRunning~0 0) (<= |old(~waterLevel~0)| ~waterLevel~0))) (.cse0 (<= 1 ~waterLevel~0)) (.cse2 (not (<= 2 |old(~waterLevel~0)|))) (.cse11 (or .cse14 .cse7 .cse8)) (.cse1 (not (< |old(~waterLevel~0)| 3))) (.cse10 (and .cse12 .cse13)) (.cse3 (or .cse4 .cse14 .cse7)) (.cse9 (not (<= |old(~waterLevel~0)| 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse1 .cse7) (or (< ~waterLevel~0 2) (or (not (< |old(~waterLevel~0)| 2)) .cse5 .cse7 .cse8)) (or .cse5 .cse1 .cse7 .cse8 .cse6) (or .cse9 .cse10 .cse11) (or .cse1 (and .cse12 .cse13 .cse0) .cse2 .cse11) (or .cse1 .cse10 .cse3) (or .cse4 .cse9 .cse5 .cse12 .cse7)))) [2019-10-13 21:21:46,145 INFO L439 ceAbstractionStarter]: At program point L697(lines 697 703) the Hoare annotation is: (let ((.cse18 (< ~waterLevel~0 2)) (.cse19 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse22 (<= ~waterLevel~0 1)) (.cse11 (= ~pumpRunning~0 0)) (.cse9 (<= 2 ~waterLevel~0)) (.cse10 (< ~waterLevel~0 3)) (.cse20 (= ~pumpRunning~0 1)) (.cse21 (not (= 1 |old(~pumpRunning~0)|))) (.cse13 (not (= ~systemActive~0 1))) (.cse17 (not (= ~methaneLevelCritical~0 0)))) (let ((.cse3 (or .cse21 .cse13 .cse17)) (.cse0 (<= 1 ~waterLevel~0)) (.cse12 (and .cse9 .cse10 .cse20)) (.cse2 (not (<= 2 |old(~waterLevel~0)|))) (.cse5 (and .cse22 .cse11)) (.cse1 (not (< |old(~waterLevel~0)| 3))) (.cse4 (and .cse22 .cse20)) (.cse6 (or .cse7 .cse21 .cse13)) (.cse16 (and .cse20 .cse18 .cse19)) (.cse14 (not (<= |old(~waterLevel~0)| 1))) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse15 (and .cse11 .cse18 .cse19))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse3 .cse5) (or .cse0 .cse1 .cse2 .cse6) (or .cse7 .cse8 (and .cse9 .cse10 .cse11) .cse12 .cse1 .cse2 .cse13) (or .cse14 .cse8 .cse15 .cse16 .cse13 .cse17) (or .cse12 .cse8 .cse1 .cse2 .cse13 .cse17) (or .cse5 .cse1 .cse4 .cse6) (or .cse16 .cse7 .cse14 .cse8 .cse15 .cse13)))) [2019-10-13 21:21:46,145 INFO L439 ceAbstractionStarter]: At program point L692(line 692) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse10 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (< |old(~waterLevel~0)| 3))) (.cse2 (and (< ~waterLevel~0 3) (= ~pumpRunning~0 1) (<= |old(~waterLevel~0)| ~waterLevel~0))) (.cse1 (or .cse10 .cse5 .cse6)) (.cse8 (not (<= |old(~waterLevel~0)| 1))) (.cse7 (or .cse3 .cse10 .cse5)) (.cse9 (< ~waterLevel~0 2))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse0 .cse5) (or .cse4 .cse0 .cse5 .cse6) (or .cse0 .cse7 .cse2) (or .cse8 .cse1 .cse9) (or .cse8 .cse7 .cse9)))) [2019-10-13 21:21:46,145 INFO L443 ceAbstractionStarter]: For program point L690(lines 689 708) no Hoare annotation was computed. [2019-10-13 21:21:46,146 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 686 709) the Hoare annotation is: (let ((.cse10 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse12 (not (= 1 |old(~pumpRunning~0)|))) (.cse9 (not (= ~systemActive~0 1))) (.cse13 (< ~waterLevel~0 3)) (.cse14 (<= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse4 (< ~waterLevel~0 2)) (.cse8 (and .cse13 (= ~pumpRunning~0 0) .cse14)) (.cse1 (not (< |old(~waterLevel~0)| 3))) (.cse5 (or .cse6 .cse12 .cse9)) (.cse0 (and .cse13 (= ~pumpRunning~0 1) .cse14)) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= |old(~waterLevel~0)| 1))) (.cse11 (<= ~waterLevel~0 1)) (.cse2 (or .cse12 .cse9 .cse10))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse8 .cse1 .cse9) (or .cse4 (or (not (< |old(~waterLevel~0)| 2)) .cse7 .cse9 .cse10)) (or .cse7 .cse1 .cse9 .cse10 .cse8) (or .cse1 .cse5 .cse0) (or .cse6 .cse3 .cse7 .cse11 .cse9) (or .cse3 .cse11 .cse2)))) [2019-10-13 21:21:46,146 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 686 709) no Hoare annotation was computed. [2019-10-13 21:21:46,146 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 686 709) no Hoare annotation was computed. [2019-10-13 21:21:46,146 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 484 513) no Hoare annotation was computed. [2019-10-13 21:21:46,146 INFO L446 ceAbstractionStarter]: At program point L509(lines 484 513) the Hoare annotation is: true [2019-10-13 21:21:46,146 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 484 513) the Hoare annotation is: true [2019-10-13 21:21:46,146 INFO L443 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-10-13 21:21:46,146 INFO L443 ceAbstractionStarter]: For program point L498(lines 498 502) no Hoare annotation was computed. [2019-10-13 21:21:46,146 INFO L446 ceAbstractionStarter]: At program point L498-1(lines 498 502) the Hoare annotation is: true [2019-10-13 21:21:46,146 INFO L443 ceAbstractionStarter]: For program point L495(line 495) no Hoare annotation was computed. [2019-10-13 21:21:46,147 INFO L446 ceAbstractionStarter]: At program point L494-2(lines 494 508) the Hoare annotation is: true [2019-10-13 21:21:46,147 INFO L446 ceAbstractionStarter]: At program point L490(line 490) the Hoare annotation is: true [2019-10-13 21:21:46,147 INFO L443 ceAbstractionStarter]: For program point L490-1(line 490) no Hoare annotation was computed. [2019-10-13 21:21:46,147 INFO L443 ceAbstractionStarter]: For program point L63(lines 63 69) no Hoare annotation was computed. [2019-10-13 21:21:46,147 INFO L439 ceAbstractionStarter]: At program point L61(line 61) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (< ~waterLevel~0 3))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse3) (or .cse5 .cse2 .cse3 .cse6) (or .cse5 .cse4 .cse3 .cse6))) [2019-10-13 21:21:46,147 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 44 76) no Hoare annotation was computed. [2019-10-13 21:21:46,147 INFO L443 ceAbstractionStarter]: For program point L61-1(line 61) no Hoare annotation was computed. [2019-10-13 21:21:46,148 INFO L443 ceAbstractionStarter]: For program point L59(lines 59 72) no Hoare annotation was computed. [2019-10-13 21:21:46,148 INFO L443 ceAbstractionStarter]: For program point L59-1(lines 44 76) no Hoare annotation was computed. [2019-10-13 21:21:46,148 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 44 76) the Hoare annotation is: true [2019-10-13 21:21:46,148 INFO L439 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (< ~waterLevel~0 3))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= 1 ~pumpRunning~0)) .cse2) (or .cse0 (not (= 0 ~pumpRunning~0)) .cse1 .cse2))) [2019-10-13 21:21:46,148 INFO L443 ceAbstractionStarter]: For program point L57-1(line 57) no Hoare annotation was computed. [2019-10-13 21:21:46,148 INFO L443 ceAbstractionStarter]: For program point L53(lines 53 73) no Hoare annotation was computed. [2019-10-13 21:21:46,148 INFO L446 ceAbstractionStarter]: At program point L51(line 51) the Hoare annotation is: true [2019-10-13 21:21:46,148 INFO L443 ceAbstractionStarter]: For program point L51-1(line 51) no Hoare annotation was computed. [2019-10-13 21:21:46,149 INFO L439 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (let ((.cse1 (not (= 1 ~pumpRunning~0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (< ~waterLevel~0 3))) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse4 .cse5 .cse0 .cse2) (or (not (<= ~waterLevel~0 1)) .cse5 .cse2 .cse3))) [2019-10-13 21:21:46,149 INFO L443 ceAbstractionStarter]: For program point L592-1(lines 588 599) no Hoare annotation was computed. [2019-10-13 21:21:46,149 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 588 599) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= |old(~waterLevel~0)| 1))) (.cse6 (< ~waterLevel~0 2)) (.cse0 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (< |old(~waterLevel~0)| 3))) (.cse4 (and (< ~waterLevel~0 3) (<= |old(~waterLevel~0)| ~waterLevel~0))) (.cse2 (not (= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse2 .cse6 .cse3) (or .cse0 .cse7 .cse5 .cse2 .cse6) (or .cse0 .cse7 .cse1 .cse4 .cse2))) [2019-10-13 21:21:46,149 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 588 599) no Hoare annotation was computed. [2019-10-13 21:21:46,149 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 541 547) no Hoare annotation was computed. [2019-10-13 21:21:46,149 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 541 547) the Hoare annotation is: true [2019-10-13 21:21:46,149 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:21:46,150 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (< ~waterLevel~0 2)) [2019-10-13 21:21:46,150 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:21:46,150 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:21:46,150 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 877 884) no Hoare annotation was computed. [2019-10-13 21:21:46,150 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 877 884) the Hoare annotation is: (let ((.cse2 (not (= 1 ~pumpRunning~0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse4 (= 1 ~systemActive~0)) (.cse0 (not (< ~waterLevel~0 3))) (.cse3 (not (= |old(~systemActive~0)| 1)))) (and (or .cse0 (or .cse1 .cse2 .cse3) .cse4) (or .cse4 .cse0 (or .cse2 .cse3 .cse5)) (or .cse6 .cse0 .cse3 .cse5 .cse4) (or .cse1 .cse6 .cse4 .cse0 .cse3))) [2019-10-13 21:21:46,150 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 877 884) no Hoare annotation was computed. [2019-10-13 21:21:46,150 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 600 611) no Hoare annotation was computed. [2019-10-13 21:21:46,151 INFO L443 ceAbstractionStarter]: For program point L604-1(lines 600 611) no Hoare annotation was computed. [2019-10-13 21:21:46,151 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 600 611) the Hoare annotation is: (let ((.cse11 (<= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (and (< ~waterLevel~0 3) .cse11)) (.cse1 (not (< |old(~waterLevel~0)| 3))) (.cse9 (< ~waterLevel~0 2)) (.cse10 (not (< |old(~waterLevel~0)| 2))) (.cse7 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (<= |old(~waterLevel~0)| 1))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse8 (<= ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse8 .cse3) (or .cse9 (or .cse10 .cse2 .cse3 .cse4)) (or .cse5 .cse1 .cse2 .cse3 .cse0) (or .cse5 .cse7 .cse0 .cse1 .cse3) (or (and .cse9 .cse11) (or .cse10 .cse7 .cse3 .cse4)) (or .cse5 .cse6 .cse2 .cse3 .cse8)))) [2019-10-13 21:21:46,151 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 953 960) no Hoare annotation was computed. [2019-10-13 21:21:46,151 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 953 960) the Hoare annotation is: true [2019-10-13 21:21:46,151 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 953 960) no Hoare annotation was computed. [2019-10-13 21:21:46,151 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 957) no Hoare annotation was computed. [2019-10-13 21:21:46,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:21:46 BoogieIcfgContainer [2019-10-13 21:21:46,168 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 21:21:46,170 INFO L168 Benchmark]: Toolchain (without parser) took 22938.97 ms. Allocated memory was 142.1 MB in the beginning and 599.8 MB in the end (delta: 457.7 MB). Free memory was 100.2 MB in the beginning and 189.4 MB in the end (delta: -89.2 MB). Peak memory consumption was 478.0 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:46,170 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 142.1 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-13 21:21:46,171 INFO L168 Benchmark]: CACSL2BoogieTranslator took 711.52 ms. Allocated memory was 142.1 MB in the beginning and 201.3 MB in the end (delta: 59.2 MB). Free memory was 99.9 MB in the beginning and 168.1 MB in the end (delta: -68.2 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:46,172 INFO L168 Benchmark]: Boogie Preprocessor took 112.26 ms. Allocated memory is still 201.3 MB. Free memory was 168.1 MB in the beginning and 163.8 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:46,172 INFO L168 Benchmark]: RCFGBuilder took 1133.35 ms. Allocated memory was 201.3 MB in the beginning and 229.6 MB in the end (delta: 28.3 MB). Free memory was 163.8 MB in the beginning and 193.2 MB in the end (delta: -29.4 MB). Peak memory consumption was 87.1 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:46,173 INFO L168 Benchmark]: TraceAbstraction took 20968.91 ms. Allocated memory was 229.6 MB in the beginning and 599.8 MB in the end (delta: 370.1 MB). Free memory was 193.2 MB in the beginning and 189.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 483.5 MB. Max. memory is 7.1 GB. [2019-10-13 21:21:46,176 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 142.1 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 711.52 ms. Allocated memory was 142.1 MB in the beginning and 201.3 MB in the end (delta: 59.2 MB). Free memory was 99.9 MB in the beginning and 168.1 MB in the end (delta: -68.2 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 112.26 ms. Allocated memory is still 201.3 MB. Free memory was 168.1 MB in the beginning and 163.8 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1133.35 ms. Allocated memory was 201.3 MB in the beginning and 229.6 MB in the end (delta: 28.3 MB). Free memory was 163.8 MB in the beginning and 193.2 MB in the end (delta: -29.4 MB). Peak memory consumption was 87.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 20968.91 ms. Allocated memory was 229.6 MB in the beginning and 599.8 MB in the end (delta: 370.1 MB). Free memory was 193.2 MB in the beginning and 189.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 483.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 957]: 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: 494]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: ((((((((((1 == systemActive && 0 == splverifierCounter) && waterLevel < 3) && pumpRunning == 0) && 1 == methaneLevelCritical) || !(\old(systemActive) == 1)) || ((((1 == systemActive && 0 == splverifierCounter) && waterLevel < 3) && pumpRunning == 1) && 1 == methaneLevelCritical)) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && waterLevel < 3) && pumpRunning == 1)) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && waterLevel <= 1) && pumpRunning == 0)) || !(0 == \old(pumpRunning))) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 484]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 239 locations, 1 error locations. Result: SAFE, OverallTime: 20.8s, OverallIterations: 13, TraceHistogramMax: 4, AutomataDifference: 4.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.8s, HoareTripleCheckerStatistics: 2338 SDtfs, 2095 SDslu, 7426 SDs, 0 SdLazy, 2220 SolverSat, 824 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 943 GetRequests, 816 SyntacticMatches, 8 SemanticMatches, 119 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 181 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1706occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 13 MinimizatonAttempts, 293 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 3421 PreInvPairs, 3666 NumberOfFragments, 3129 HoareAnnotationTreeSize, 3421 FomulaSimplifications, 7425 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 64 FomulaSimplificationsInter, 32908 FormulaSimplificationTreeSizeReductionInter, 8.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 1602 NumberOfCodeBlocks, 1602 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1986 ConstructedInterpolants, 0 QuantifiedInterpolants, 404150 SizeOfPredicates, 17 NumberOfNonLiveVariables, 2576 ConjunctsInSsa, 61 ConjunctsInUnsatCore, 19 InterpolantComputations, 13 PerfectInterpolantSequences, 271/285 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...