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 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product51.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 13:05:04,740 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:05:04,743 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:05:04,757 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:05:04,757 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:05:04,758 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:05:04,760 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:05:04,762 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:05:04,766 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:05:04,767 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:05:04,768 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:05:04,769 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:05:04,769 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:05:04,770 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:05:04,771 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:05:04,773 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:05:04,774 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:05:04,775 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:05:04,777 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:05:04,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:05:04,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:05:04,782 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:05:04,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:05:04,784 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:05:04,787 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 13:05:04,787 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 13:05:04,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 13:05:04,789 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 13:05:04,790 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 13:05:04,791 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 13:05:04,791 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:05:04,792 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:05:04,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:05:04,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:05:04,796 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:05:04,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:05:04,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:05:04,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:05:04,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:05:04,799 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:05:04,799 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:05:04,800 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 [2019-09-20 13:05:04,817 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:05:04,818 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:05:04,819 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 13:05:04,820 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 13:05:04,820 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 13:05:04,821 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:05:04,821 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:05:04,821 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 13:05:04,822 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:05:04,822 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:05:04,822 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:05:04,822 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:05:04,823 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:05:04,823 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:05:04,823 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:05:04,824 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 13:05:04,824 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:05:04,824 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:05:04,825 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:05:04,825 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 13:05:04,825 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 13:05:04,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:05:04,826 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:05:04,826 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:05:04,827 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 13:05:04,827 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 13:05:04,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:05:04,827 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 13:05:04,827 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:05:04,858 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:05:04,878 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:05:04,885 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:05:04,887 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:05:04,887 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:05:04,888 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product51.cil.c [2019-09-20 13:05:04,954 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6da6846c/f5c5e2af372d425abea091369e0e9db7/FLAG7f85d5a87 [2019-09-20 13:05:05,464 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:05:05,465 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product51.cil.c [2019-09-20 13:05:05,478 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6da6846c/f5c5e2af372d425abea091369e0e9db7/FLAG7f85d5a87 [2019-09-20 13:05:05,787 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6da6846c/f5c5e2af372d425abea091369e0e9db7 [2019-09-20 13:05:05,796 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:05:05,798 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:05:05,799 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:05:05,799 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:05:05,803 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:05:05,804 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:05:05" (1/1) ... [2019-09-20 13:05:05,809 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23ac3fee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:05, skipping insertion in model container [2019-09-20 13:05:05,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:05:05" (1/1) ... [2019-09-20 13:05:05,818 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:05:05,883 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:05:06,408 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:05:06,424 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:05:06,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:05:06,563 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:05:06,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:06 WrapperNode [2019-09-20 13:05:06,564 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:05:06,565 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:05:06,565 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:05:06,565 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:05:06,579 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:06" (1/1) ... [2019-09-20 13:05:06,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:06" (1/1) ... [2019-09-20 13:05:06,610 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:06" (1/1) ... [2019-09-20 13:05:06,611 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:06" (1/1) ... [2019-09-20 13:05:06,654 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:06" (1/1) ... [2019-09-20 13:05:06,669 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:06" (1/1) ... [2019-09-20 13:05:06,676 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:06" (1/1) ... [2019-09-20 13:05:06,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:05:06,692 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:05:06,693 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:05:06,693 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:05:06,696 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:06" (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 [2019-09-20 13:05:06,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:05:06,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:05:06,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 13:05:06,779 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 13:05:06,779 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 13:05:06,780 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 13:05:06,780 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 13:05:06,780 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 13:05:06,781 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 13:05:06,781 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 13:05:06,781 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 13:05:06,782 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 13:05:06,782 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 13:05:06,783 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 13:05:06,784 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 13:05:06,784 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 13:05:06,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 13:05:06,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 13:05:06,787 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 13:05:06,787 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 13:05:06,788 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 13:05:06,788 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 13:05:06,788 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 13:05:06,788 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 13:05:06,788 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 13:05:06,789 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 13:05:06,789 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 13:05:06,789 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 13:05:06,789 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 13:05:06,790 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 13:05:06,790 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 13:05:06,790 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 13:05:06,790 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 13:05:06,791 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 13:05:06,791 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:05:06,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 13:05:06,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 13:05:06,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 13:05:06,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 13:05:06,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 13:05:06,793 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 13:05:06,793 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 13:05:06,793 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:05:06,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:05:06,794 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 13:05:06,794 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 13:05:06,794 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 13:05:06,795 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 13:05:06,795 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 13:05:06,795 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 13:05:06,795 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 13:05:06,795 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 13:05:06,795 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 13:05:06,796 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 13:05:06,796 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 13:05:06,796 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 13:05:06,796 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 13:05:06,796 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 13:05:06,796 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 13:05:06,797 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 13:05:06,797 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 13:05:06,797 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 13:05:06,797 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 13:05:06,797 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 13:05:06,797 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 13:05:06,798 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 13:05:06,798 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 13:05:06,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 13:05:06,799 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 13:05:06,799 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 13:05:06,799 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 13:05:06,799 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 13:05:06,800 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 13:05:06,800 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 13:05:06,801 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 13:05:06,801 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 13:05:06,802 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 13:05:06,802 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 13:05:06,802 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:05:06,802 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 13:05:06,802 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 13:05:06,802 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 13:05:06,803 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 13:05:06,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 13:05:06,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 13:05:06,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 13:05:06,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 13:05:06,805 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 13:05:06,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 13:05:06,806 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 13:05:06,807 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 13:05:06,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 13:05:06,807 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 13:05:06,807 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 13:05:06,807 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 13:05:06,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:05:06,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 13:05:06,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:05:08,054 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:05:08,054 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 13:05:08,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:05:08 BoogieIcfgContainer [2019-09-20 13:05:08,056 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:05:08,058 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:05:08,058 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:05:08,061 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:05:08,062 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:05:05" (1/3) ... [2019-09-20 13:05:08,063 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dd5f231 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:05:08, skipping insertion in model container [2019-09-20 13:05:08,063 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:06" (2/3) ... [2019-09-20 13:05:08,064 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7dd5f231 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:05:08, skipping insertion in model container [2019-09-20 13:05:08,064 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:05:08" (3/3) ... [2019-09-20 13:05:08,067 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product51.cil.c [2019-09-20 13:05:08,078 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:05:08,089 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:05:08,109 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:05:08,149 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-20 13:05:08,150 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:05:08,150 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-20 13:05:08,150 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:05:08,151 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:05:08,151 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:05:08,151 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:05:08,151 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:05:08,152 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:05:08,182 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states. [2019-09-20 13:05:08,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-09-20 13:05:08,199 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:08,200 INFO L407 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] [2019-09-20 13:05:08,203 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:08,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:08,208 INFO L82 PathProgramCache]: Analyzing trace with hash 2010639633, now seen corresponding path program 1 times [2019-09-20 13:05:08,209 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:08,209 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:08,266 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:08,266 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:08,266 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:08,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:08,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:08,608 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:08,608 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-20 13:05:08,613 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-20 13:05:08,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-20 13:05:08,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 13:05:08,633 INFO L87 Difference]: Start difference. First operand 185 states. Second operand 2 states. [2019-09-20 13:05:08,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:08,684 INFO L93 Difference]: Finished difference Result 274 states and 341 transitions. [2019-09-20 13:05:08,685 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-20 13:05:08,686 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-09-20 13:05:08,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:08,699 INFO L225 Difference]: With dead ends: 274 [2019-09-20 13:05:08,699 INFO L226 Difference]: Without dead ends: 139 [2019-09-20 13:05:08,704 INFO L636 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 [2019-09-20 13:05:08,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2019-09-20 13:05:08,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2019-09-20 13:05:08,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2019-09-20 13:05:08,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 164 transitions. [2019-09-20 13:05:08,756 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 164 transitions. Word has length 51 [2019-09-20 13:05:08,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:08,757 INFO L475 AbstractCegarLoop]: Abstraction has 139 states and 164 transitions. [2019-09-20 13:05:08,757 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-20 13:05:08,757 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 164 transitions. [2019-09-20 13:05:08,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-20 13:05:08,761 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:08,761 INFO L407 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] [2019-09-20 13:05:08,762 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:08,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:08,762 INFO L82 PathProgramCache]: Analyzing trace with hash -119912956, now seen corresponding path program 1 times [2019-09-20 13:05:08,762 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:08,763 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:08,765 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:08,765 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:08,765 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:08,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:08,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:08,934 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:08,935 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:05:08,936 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:05:08,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:05:08,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:05:08,937 INFO L87 Difference]: Start difference. First operand 139 states and 164 transitions. Second operand 3 states. [2019-09-20 13:05:08,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:08,960 INFO L93 Difference]: Finished difference Result 217 states and 255 transitions. [2019-09-20 13:05:08,961 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:05:08,961 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-09-20 13:05:08,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:08,964 INFO L225 Difference]: With dead ends: 217 [2019-09-20 13:05:08,964 INFO L226 Difference]: Without dead ends: 130 [2019-09-20 13:05:08,966 INFO L636 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 [2019-09-20 13:05:08,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2019-09-20 13:05:08,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2019-09-20 13:05:08,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2019-09-20 13:05:08,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 152 transitions. [2019-09-20 13:05:08,982 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 152 transitions. Word has length 52 [2019-09-20 13:05:08,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:08,983 INFO L475 AbstractCegarLoop]: Abstraction has 130 states and 152 transitions. [2019-09-20 13:05:08,983 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:05:08,983 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 152 transitions. [2019-09-20 13:05:08,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-09-20 13:05:08,987 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:08,987 INFO L407 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] [2019-09-20 13:05:08,987 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:08,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:08,988 INFO L82 PathProgramCache]: Analyzing trace with hash 1399098738, now seen corresponding path program 1 times [2019-09-20 13:05:08,988 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:08,989 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:08,992 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:08,993 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:08,993 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:09,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:09,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:09,202 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:09,202 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-20 13:05:09,203 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-20 13:05:09,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-20 13:05:09,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:05:09,204 INFO L87 Difference]: Start difference. First operand 130 states and 152 transitions. Second operand 7 states. [2019-09-20 13:05:09,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:09,713 INFO L93 Difference]: Finished difference Result 385 states and 468 transitions. [2019-09-20 13:05:09,714 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-20 13:05:09,714 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2019-09-20 13:05:09,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:09,719 INFO L225 Difference]: With dead ends: 385 [2019-09-20 13:05:09,719 INFO L226 Difference]: Without dead ends: 283 [2019-09-20 13:05:09,721 INFO L636 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 [2019-09-20 13:05:09,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2019-09-20 13:05:09,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 275. [2019-09-20 13:05:09,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 275 states. [2019-09-20 13:05:09,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 334 transitions. [2019-09-20 13:05:09,761 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 334 transitions. Word has length 56 [2019-09-20 13:05:09,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:09,762 INFO L475 AbstractCegarLoop]: Abstraction has 275 states and 334 transitions. [2019-09-20 13:05:09,762 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-20 13:05:09,762 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 334 transitions. [2019-09-20 13:05:09,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-09-20 13:05:09,766 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:09,766 INFO L407 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] [2019-09-20 13:05:09,766 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:09,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:09,767 INFO L82 PathProgramCache]: Analyzing trace with hash -1261702676, now seen corresponding path program 1 times [2019-09-20 13:05:09,767 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:09,767 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:09,769 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:09,770 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:09,770 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:09,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:09,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:09,908 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:09,908 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-20 13:05:09,908 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:05:09,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:05:09,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:05:09,909 INFO L87 Difference]: Start difference. First operand 275 states and 334 transitions. Second operand 6 states. [2019-09-20 13:05:10,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:10,152 INFO L93 Difference]: Finished difference Result 751 states and 936 transitions. [2019-09-20 13:05:10,153 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-20 13:05:10,154 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2019-09-20 13:05:10,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:10,165 INFO L225 Difference]: With dead ends: 751 [2019-09-20 13:05:10,165 INFO L226 Difference]: Without dead ends: 504 [2019-09-20 13:05:10,168 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-09-20 13:05:10,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2019-09-20 13:05:10,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 498. [2019-09-20 13:05:10,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 498 states. [2019-09-20 13:05:10,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 608 transitions. [2019-09-20 13:05:10,257 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 608 transitions. Word has length 62 [2019-09-20 13:05:10,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:10,258 INFO L475 AbstractCegarLoop]: Abstraction has 498 states and 608 transitions. [2019-09-20 13:05:10,259 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:05:10,264 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 608 transitions. [2019-09-20 13:05:10,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-09-20 13:05:10,277 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:10,277 INFO L407 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] [2019-09-20 13:05:10,278 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:10,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:10,278 INFO L82 PathProgramCache]: Analyzing trace with hash -1700300984, now seen corresponding path program 1 times [2019-09-20 13:05:10,282 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:10,283 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:10,289 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:10,289 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:10,290 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:10,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:10,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:10,439 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:10,440 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-20 13:05:10,441 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-20 13:05:10,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-20 13:05:10,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:05:10,443 INFO L87 Difference]: Start difference. First operand 498 states and 608 transitions. Second operand 7 states. [2019-09-20 13:05:11,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:11,219 INFO L93 Difference]: Finished difference Result 1285 states and 1690 transitions. [2019-09-20 13:05:11,220 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-20 13:05:11,220 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2019-09-20 13:05:11,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:11,226 INFO L225 Difference]: With dead ends: 1285 [2019-09-20 13:05:11,227 INFO L226 Difference]: Without dead ends: 815 [2019-09-20 13:05:11,229 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-09-20 13:05:11,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 815 states. [2019-09-20 13:05:11,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 815 to 719. [2019-09-20 13:05:11,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 719 states. [2019-09-20 13:05:11,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 719 states and 875 transitions. [2019-09-20 13:05:11,300 INFO L78 Accepts]: Start accepts. Automaton has 719 states and 875 transitions. Word has length 66 [2019-09-20 13:05:11,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:11,301 INFO L475 AbstractCegarLoop]: Abstraction has 719 states and 875 transitions. [2019-09-20 13:05:11,301 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-20 13:05:11,301 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 875 transitions. [2019-09-20 13:05:11,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-09-20 13:05:11,305 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:11,306 INFO L407 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] [2019-09-20 13:05:11,306 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:11,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:11,306 INFO L82 PathProgramCache]: Analyzing trace with hash -1342584408, now seen corresponding path program 1 times [2019-09-20 13:05:11,306 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:11,306 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:11,309 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:11,309 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:11,309 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:11,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:11,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:11,383 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:11,383 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-20 13:05:11,384 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:05:11,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:05:11,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:05:11,385 INFO L87 Difference]: Start difference. First operand 719 states and 875 transitions. Second operand 6 states. [2019-09-20 13:05:11,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:11,448 INFO L93 Difference]: Finished difference Result 1430 states and 1772 transitions. [2019-09-20 13:05:11,448 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 13:05:11,448 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 88 [2019-09-20 13:05:11,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:11,455 INFO L225 Difference]: With dead ends: 1430 [2019-09-20 13:05:11,455 INFO L226 Difference]: Without dead ends: 739 [2019-09-20 13:05:11,458 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:05:11,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 739 states. [2019-09-20 13:05:11,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 739 to 739. [2019-09-20 13:05:11,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 739 states. [2019-09-20 13:05:11,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 739 states and 895 transitions. [2019-09-20 13:05:11,505 INFO L78 Accepts]: Start accepts. Automaton has 739 states and 895 transitions. Word has length 88 [2019-09-20 13:05:11,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:11,506 INFO L475 AbstractCegarLoop]: Abstraction has 739 states and 895 transitions. [2019-09-20 13:05:11,506 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:05:11,506 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 895 transitions. [2019-09-20 13:05:11,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-09-20 13:05:11,509 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:11,509 INFO L407 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] [2019-09-20 13:05:11,509 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:11,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:11,510 INFO L82 PathProgramCache]: Analyzing trace with hash -640984534, now seen corresponding path program 1 times [2019-09-20 13:05:11,510 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:11,510 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:11,514 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:11,514 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:11,514 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:11,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:11,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:11,610 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:11,610 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-20 13:05:11,611 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-20 13:05:11,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-20 13:05:11,612 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-20 13:05:11,613 INFO L87 Difference]: Start difference. First operand 739 states and 895 transitions. Second operand 8 states. [2019-09-20 13:05:11,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:11,678 INFO L93 Difference]: Finished difference Result 1478 states and 1850 transitions. [2019-09-20 13:05:11,679 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-20 13:05:11,679 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 88 [2019-09-20 13:05:11,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:11,689 INFO L225 Difference]: With dead ends: 1478 [2019-09-20 13:05:11,689 INFO L226 Difference]: Without dead ends: 767 [2019-09-20 13:05:11,692 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-20 13:05:11,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 767 states. [2019-09-20 13:05:11,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 767 to 755. [2019-09-20 13:05:11,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 755 states. [2019-09-20 13:05:11,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 755 states and 911 transitions. [2019-09-20 13:05:11,757 INFO L78 Accepts]: Start accepts. Automaton has 755 states and 911 transitions. Word has length 88 [2019-09-20 13:05:11,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:11,758 INFO L475 AbstractCegarLoop]: Abstraction has 755 states and 911 transitions. [2019-09-20 13:05:11,758 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-20 13:05:11,758 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 911 transitions. [2019-09-20 13:05:11,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-09-20 13:05:11,764 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:11,764 INFO L407 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] [2019-09-20 13:05:11,764 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:11,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:11,765 INFO L82 PathProgramCache]: Analyzing trace with hash 1084496363, now seen corresponding path program 1 times [2019-09-20 13:05:11,765 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:11,765 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:11,767 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:11,767 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:11,767 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:11,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:11,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:11,879 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:11,879 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-20 13:05:11,880 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-20 13:05:11,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-20 13:05:11,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-20 13:05:11,881 INFO L87 Difference]: Start difference. First operand 755 states and 911 transitions. Second operand 4 states. [2019-09-20 13:05:12,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:12,170 INFO L93 Difference]: Finished difference Result 2445 states and 3098 transitions. [2019-09-20 13:05:12,171 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-20 13:05:12,171 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 88 [2019-09-20 13:05:12,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:12,182 INFO L225 Difference]: With dead ends: 2445 [2019-09-20 13:05:12,182 INFO L226 Difference]: Without dead ends: 1718 [2019-09-20 13:05:12,186 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-20 13:05:12,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1718 states. [2019-09-20 13:05:12,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1718 to 1687. [2019-09-20 13:05:12,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1687 states. [2019-09-20 13:05:12,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 1687 states and 2087 transitions. [2019-09-20 13:05:12,291 INFO L78 Accepts]: Start accepts. Automaton has 1687 states and 2087 transitions. Word has length 88 [2019-09-20 13:05:12,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:12,292 INFO L475 AbstractCegarLoop]: Abstraction has 1687 states and 2087 transitions. [2019-09-20 13:05:12,292 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-20 13:05:12,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 2087 transitions. [2019-09-20 13:05:12,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-09-20 13:05:12,295 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:12,295 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:12,296 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:12,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:12,296 INFO L82 PathProgramCache]: Analyzing trace with hash 269339525, now seen corresponding path program 1 times [2019-09-20 13:05:12,296 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:12,296 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:12,300 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:12,300 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:12,300 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:12,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:12,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:12,362 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:12,362 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:05:12,362 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:05:12,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:05:12,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:05:12,363 INFO L87 Difference]: Start difference. First operand 1687 states and 2087 transitions. Second operand 3 states. [2019-09-20 13:05:12,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:12,471 INFO L93 Difference]: Finished difference Result 2686 states and 3425 transitions. [2019-09-20 13:05:12,471 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:05:12,472 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 92 [2019-09-20 13:05:12,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:12,488 INFO L225 Difference]: With dead ends: 2686 [2019-09-20 13:05:12,488 INFO L226 Difference]: Without dead ends: 2683 [2019-09-20 13:05:12,490 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:05:12,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2683 states. [2019-09-20 13:05:12,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2683 to 2497. [2019-09-20 13:05:12,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2497 states. [2019-09-20 13:05:12,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2497 states to 2497 states and 3197 transitions. [2019-09-20 13:05:12,682 INFO L78 Accepts]: Start accepts. Automaton has 2497 states and 3197 transitions. Word has length 92 [2019-09-20 13:05:12,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:12,682 INFO L475 AbstractCegarLoop]: Abstraction has 2497 states and 3197 transitions. [2019-09-20 13:05:12,682 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:05:12,683 INFO L276 IsEmpty]: Start isEmpty. Operand 2497 states and 3197 transitions. [2019-09-20 13:05:12,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-09-20 13:05:12,697 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:12,697 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-09-20 13:05:12,697 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:12,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:12,698 INFO L82 PathProgramCache]: Analyzing trace with hash -173264234, now seen corresponding path program 1 times [2019-09-20 13:05:12,698 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:12,698 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:12,701 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:12,701 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:12,701 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:12,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:12,854 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 25 proven. 14 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-09-20 13:05:12,854 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-20 13:05:12,855 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-20 13:05:12,930 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:13,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:13,082 INFO L256 TraceCheckSpWp]: Trace formula consists of 932 conjuncts, 2 conjunts are in the unsatisfiable core [2019-09-20 13:05:13,098 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-20 13:05:13,152 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-09-20 13:05:13,159 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-20 13:05:13,160 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2019-09-20 13:05:13,161 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:05:13,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:05:13,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:05:13,162 INFO L87 Difference]: Start difference. First operand 2497 states and 3197 transitions. Second operand 6 states. [2019-09-20 13:05:14,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:14,641 INFO L93 Difference]: Finished difference Result 5922 states and 7936 transitions. [2019-09-20 13:05:14,641 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-20 13:05:14,642 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 158 [2019-09-20 13:05:14,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:14,675 INFO L225 Difference]: With dead ends: 5922 [2019-09-20 13:05:14,675 INFO L226 Difference]: Without dead ends: 3769 [2019-09-20 13:05:14,692 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 162 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2019-09-20 13:05:14,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3769 states. [2019-09-20 13:05:14,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3769 to 3593. [2019-09-20 13:05:14,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3593 states. [2019-09-20 13:05:14,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3593 states to 3593 states and 4534 transitions. [2019-09-20 13:05:14,980 INFO L78 Accepts]: Start accepts. Automaton has 3593 states and 4534 transitions. Word has length 158 [2019-09-20 13:05:14,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:14,980 INFO L475 AbstractCegarLoop]: Abstraction has 3593 states and 4534 transitions. [2019-09-20 13:05:14,981 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:05:14,981 INFO L276 IsEmpty]: Start isEmpty. Operand 3593 states and 4534 transitions. [2019-09-20 13:05:14,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-09-20 13:05:14,994 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:14,994 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-09-20 13:05:14,994 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:14,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:14,995 INFO L82 PathProgramCache]: Analyzing trace with hash -1214390918, now seen corresponding path program 1 times [2019-09-20 13:05:14,995 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:14,995 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:14,997 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:14,998 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:14,998 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:15,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:15,120 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-09-20 13:05:15,120 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-20 13:05:15,120 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-20 13:05:15,192 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:15,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:15,364 INFO L256 TraceCheckSpWp]: Trace formula consists of 925 conjuncts, 18 conjunts are in the unsatisfiable core [2019-09-20 13:05:15,372 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-20 13:05:15,676 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 42 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (3)] Exception during sending of exit command (exit): Stream closed [2019-09-20 13:05:15,688 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-20 13:05:15,688 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7] total 14 [2019-09-20 13:05:15,689 INFO L454 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-09-20 13:05:15,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-09-20 13:05:15,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2019-09-20 13:05:15,690 INFO L87 Difference]: Start difference. First operand 3593 states and 4534 transitions. Second operand 14 states. [2019-09-20 13:05:18,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:18,919 INFO L93 Difference]: Finished difference Result 8862 states and 13310 transitions. [2019-09-20 13:05:18,919 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2019-09-20 13:05:18,920 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 154 [2019-09-20 13:05:18,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:18,969 INFO L225 Difference]: With dead ends: 8862 [2019-09-20 13:05:18,969 INFO L226 Difference]: Without dead ends: 5939 [2019-09-20 13:05:18,987 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 180 SyntacticMatches, 1 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 609 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=461, Invalid=1891, Unknown=0, NotChecked=0, Total=2352 [2019-09-20 13:05:18,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5939 states. [2019-09-20 13:05:19,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5939 to 3707. [2019-09-20 13:05:19,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3707 states. [2019-09-20 13:05:19,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 3707 states and 4465 transitions. [2019-09-20 13:05:19,354 INFO L78 Accepts]: Start accepts. Automaton has 3707 states and 4465 transitions. Word has length 154 [2019-09-20 13:05:19,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:19,355 INFO L475 AbstractCegarLoop]: Abstraction has 3707 states and 4465 transitions. [2019-09-20 13:05:19,355 INFO L476 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-09-20 13:05:19,355 INFO L276 IsEmpty]: Start isEmpty. Operand 3707 states and 4465 transitions. [2019-09-20 13:05:19,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-09-20 13:05:19,367 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:19,367 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:19,368 INFO L418 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:19,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:19,368 INFO L82 PathProgramCache]: Analyzing trace with hash 1748914254, now seen corresponding path program 1 times [2019-09-20 13:05:19,368 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:19,369 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:19,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:19,371 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:19,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:19,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:19,679 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-09-20 13:05:19,679 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-20 13:05:19,679 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-20 13:05:19,744 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:19,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:19,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 917 conjuncts, 15 conjunts are in the unsatisfiable core [2019-09-20 13:05:19,877 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-20 13:05:20,008 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (4)] Exception during sending of exit command (exit): Broken pipe [2019-09-20 13:05:20,021 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-20 13:05:20,022 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 16 [2019-09-20 13:05:20,022 INFO L454 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-09-20 13:05:20,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-09-20 13:05:20,023 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2019-09-20 13:05:20,023 INFO L87 Difference]: Start difference. First operand 3707 states and 4465 transitions. Second operand 16 states. [2019-09-20 13:05:22,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:22,172 INFO L93 Difference]: Finished difference Result 10528 states and 13516 transitions. [2019-09-20 13:05:22,173 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-09-20 13:05:22,173 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 152 [2019-09-20 13:05:22,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:22,221 INFO L225 Difference]: With dead ends: 10528 [2019-09-20 13:05:22,221 INFO L226 Difference]: Without dead ends: 7361 [2019-09-20 13:05:22,236 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 187 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=198, Invalid=672, Unknown=0, NotChecked=0, Total=870 [2019-09-20 13:05:22,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7361 states. [2019-09-20 13:05:22,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7361 to 5513. [2019-09-20 13:05:22,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5513 states. [2019-09-20 13:05:22,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5513 states to 5513 states and 6595 transitions. [2019-09-20 13:05:22,614 INFO L78 Accepts]: Start accepts. Automaton has 5513 states and 6595 transitions. Word has length 152 [2019-09-20 13:05:22,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:22,615 INFO L475 AbstractCegarLoop]: Abstraction has 5513 states and 6595 transitions. [2019-09-20 13:05:22,615 INFO L476 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-09-20 13:05:22,615 INFO L276 IsEmpty]: Start isEmpty. Operand 5513 states and 6595 transitions. [2019-09-20 13:05:22,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-09-20 13:05:22,623 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:22,624 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:22,624 INFO L418 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:22,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:22,624 INFO L82 PathProgramCache]: Analyzing trace with hash 1676527696, now seen corresponding path program 1 times [2019-09-20 13:05:22,625 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:22,625 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:22,627 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:22,628 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:22,628 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:22,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:22,757 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-09-20 13:05:22,757 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:22,758 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-09-20 13:05:22,760 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-20 13:05:22,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-20 13:05:22,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-09-20 13:05:22,761 INFO L87 Difference]: Start difference. First operand 5513 states and 6595 transitions. Second operand 9 states. [2019-09-20 13:05:22,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:22,908 INFO L93 Difference]: Finished difference Result 6719 states and 7957 transitions. [2019-09-20 13:05:22,908 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-20 13:05:22,908 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 152 [2019-09-20 13:05:22,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:22,926 INFO L225 Difference]: With dead ends: 6719 [2019-09-20 13:05:22,926 INFO L226 Difference]: Without dead ends: 1690 [2019-09-20 13:05:22,940 INFO L636 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 [2019-09-20 13:05:22,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1690 states. [2019-09-20 13:05:23,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1690 to 1632. [2019-09-20 13:05:23,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1632 states. [2019-09-20 13:05:23,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1632 states and 1838 transitions. [2019-09-20 13:05:23,063 INFO L78 Accepts]: Start accepts. Automaton has 1632 states and 1838 transitions. Word has length 152 [2019-09-20 13:05:23,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:23,064 INFO L475 AbstractCegarLoop]: Abstraction has 1632 states and 1838 transitions. [2019-09-20 13:05:23,064 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-20 13:05:23,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 1838 transitions. [2019-09-20 13:05:23,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-09-20 13:05:23,071 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:23,071 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-09-20 13:05:23,071 INFO L418 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:23,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:23,072 INFO L82 PathProgramCache]: Analyzing trace with hash -619870851, now seen corresponding path program 1 times [2019-09-20 13:05:23,072 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:23,072 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:23,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:23,076 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:23,076 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:23,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:23,224 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2019-09-20 13:05:23,224 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:23,224 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:05:23,225 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:05:23,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:05:23,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:05:23,225 INFO L87 Difference]: Start difference. First operand 1632 states and 1838 transitions. Second operand 3 states. [2019-09-20 13:05:23,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:23,315 INFO L93 Difference]: Finished difference Result 1998 states and 2283 transitions. [2019-09-20 13:05:23,315 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:05:23,315 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 160 [2019-09-20 13:05:23,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:23,316 INFO L225 Difference]: With dead ends: 1998 [2019-09-20 13:05:23,317 INFO L226 Difference]: Without dead ends: 0 [2019-09-20 13:05:23,321 INFO L636 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 [2019-09-20 13:05:23,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-20 13:05:23,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-20 13:05:23,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-20 13:05:23,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-20 13:05:23,322 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 160 [2019-09-20 13:05:23,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:23,323 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-20 13:05:23,323 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:05:23,323 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-20 13:05:23,323 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-20 13:05:23,328 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-20 13:05:23,920 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 63 [2019-09-20 13:05:24,245 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 296 DAG size of output: 87 [2019-09-20 13:05:25,508 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 95 [2019-09-20 13:05:25,891 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 115 [2019-09-20 13:05:26,170 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 35 [2019-09-20 13:05:26,502 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 37 [2019-09-20 13:05:26,677 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 35 [2019-09-20 13:05:27,046 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 41 [2019-09-20 13:05:27,502 WARN L191 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 45 [2019-09-20 13:05:27,844 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 46 [2019-09-20 13:05:28,218 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 50 [2019-09-20 13:05:28,593 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 40 [2019-09-20 13:05:28,709 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 26 [2019-09-20 13:05:29,310 WARN L191 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 57 [2019-09-20 13:05:29,531 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 30 [2019-09-20 13:05:29,847 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 36 [2019-09-20 13:05:30,108 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 32 [2019-09-20 13:05:30,364 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 30 [2019-09-20 13:05:30,488 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 26 [2019-09-20 13:05:30,623 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 33 [2019-09-20 13:05:31,080 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 36 [2019-09-20 13:05:31,652 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 43 [2019-09-20 13:05:32,080 WARN L191 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 38 [2019-09-20 13:05:32,395 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 53 [2019-09-20 13:05:32,904 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 39 [2019-09-20 13:05:33,248 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 43 [2019-09-20 13:05:33,504 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 30 [2019-09-20 13:05:33,715 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 41 [2019-09-20 13:05:33,718 INFO L443 ceAbstractionStarter]: For program point L705(lines 705 709) no Hoare annotation was computed. [2019-09-20 13:05:33,718 INFO L443 ceAbstractionStarter]: For program point L705-1(lines 705 709) no Hoare annotation was computed. [2019-09-20 13:05:33,718 INFO L443 ceAbstractionStarter]: For program point L700(line 700) no Hoare annotation was computed. [2019-09-20 13:05:33,718 INFO L443 ceAbstractionStarter]: For program point L699-2(lines 699 720) no Hoare annotation was computed. [2019-09-20 13:05:33,718 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 674 729) no Hoare annotation was computed. [2019-09-20 13:05:33,719 INFO L443 ceAbstractionStarter]: For program point L721(lines 698 722) no Hoare annotation was computed. [2019-09-20 13:05:33,719 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 674 729) no Hoare annotation was computed. [2019-09-20 13:05:33,719 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 674 729) no Hoare annotation was computed. [2019-09-20 13:05:33,719 INFO L443 ceAbstractionStarter]: For program point L762(lines 762 766) no Hoare annotation was computed. [2019-09-20 13:05:33,719 INFO L443 ceAbstractionStarter]: For program point L762-1(lines 762 766) no Hoare annotation was computed. [2019-09-20 13:05:33,719 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 730 789) no Hoare annotation was computed. [2019-09-20 13:05:33,719 INFO L443 ceAbstractionStarter]: For program point L757(line 757) no Hoare annotation was computed. [2019-09-20 13:05:33,719 INFO L443 ceAbstractionStarter]: For program point L756-2(lines 756 781) no Hoare annotation was computed. [2019-09-20 13:05:33,719 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 730 789) no Hoare annotation was computed. [2019-09-20 13:05:33,719 INFO L443 ceAbstractionStarter]: For program point L782(lines 755 783) no Hoare annotation was computed. [2019-09-20 13:05:33,719 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 730 789) no Hoare annotation was computed. [2019-09-20 13:05:33,719 INFO L443 ceAbstractionStarter]: For program point L775(line 775) no Hoare annotation was computed. [2019-09-20 13:05:33,720 INFO L443 ceAbstractionStarter]: For program point L775-1(line 775) no Hoare annotation was computed. [2019-09-20 13:05:33,720 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 395 401) the Hoare annotation is: true [2019-09-20 13:05:33,720 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 395 401) no Hoare annotation was computed. [2019-09-20 13:05:33,720 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 402 410) no Hoare annotation was computed. [2019-09-20 13:05:33,720 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 402 410) the Hoare annotation is: true [2019-09-20 13:05:33,720 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 402 410) no Hoare annotation was computed. [2019-09-20 13:05:33,720 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 589 611) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-09-20 13:05:33,721 INFO L439 ceAbstractionStarter]: At program point L601(line 601) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~6 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= main_~tmp~6 1) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:33,721 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 589 611) no Hoare annotation was computed. [2019-09-20 13:05:33,721 INFO L439 ceAbstractionStarter]: At program point L601-1(line 601) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~6 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= main_~tmp~6 1) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:33,721 INFO L443 ceAbstractionStarter]: For program point L599(lines 599 606) no Hoare annotation was computed. [2019-09-20 13:05:33,721 INFO L443 ceAbstractionStarter]: For program point L599-1(lines 599 606) no Hoare annotation was computed. [2019-09-20 13:05:33,721 INFO L443 ceAbstractionStarter]: For program point L597(line 597) no Hoare annotation was computed. [2019-09-20 13:05:33,722 INFO L439 ceAbstractionStarter]: At program point L596(line 596) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-09-20 13:05:33,722 INFO L439 ceAbstractionStarter]: At program point L595(line 595) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-09-20 13:05:33,722 INFO L439 ceAbstractionStarter]: At program point L595-1(line 595) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-09-20 13:05:33,722 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 589 611) no Hoare annotation was computed. [2019-09-20 13:05:33,722 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 547 570) no Hoare annotation was computed. [2019-09-20 13:05:33,722 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 547 570) no Hoare annotation was computed. [2019-09-20 13:05:33,723 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 547 570) no Hoare annotation was computed. [2019-09-20 13:05:33,723 INFO L443 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-09-20 13:05:33,723 INFO L443 ceAbstractionStarter]: For program point L564(line 564) no Hoare annotation was computed. [2019-09-20 13:05:33,723 INFO L443 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2019-09-20 13:05:33,723 INFO L443 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-09-20 13:05:33,723 INFO L443 ceAbstractionStarter]: For program point L561(line 561) no Hoare annotation was computed. [2019-09-20 13:05:33,723 INFO L443 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2019-09-20 13:05:33,723 INFO L443 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-09-20 13:05:33,723 INFO L443 ceAbstractionStarter]: For program point L558(line 558) no Hoare annotation was computed. [2019-09-20 13:05:33,724 INFO L443 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2019-09-20 13:05:33,724 INFO L443 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-09-20 13:05:33,724 INFO L443 ceAbstractionStarter]: For program point L555(line 555) no Hoare annotation was computed. [2019-09-20 13:05:33,724 INFO L443 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2019-09-20 13:05:33,724 INFO L443 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-09-20 13:05:33,724 INFO L443 ceAbstractionStarter]: For program point L552(line 552) no Hoare annotation was computed. [2019-09-20 13:05:33,724 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 318 332) no Hoare annotation was computed. [2019-09-20 13:05:33,724 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 318 332) the Hoare annotation is: (let ((.cse5 (= |old(~systemActive~0)| 0)) (.cse4 (not (<= 2 ~waterLevel~0))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse9 (not (= ~methAndRunningLastTime~0 0)))) (let ((.cse1 (or .cse8 (not (= ~waterLevel~0 1)) .cse9)) (.cse3 (= ~pumpRunning~0 0)) (.cse7 (or .cse4 (or .cse8 .cse6 .cse9))) (.cse0 (not .cse5)) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse3) (or (or .cse4 (or .cse5 .cse6 (not (= 1 |old(~pumpRunning~0)|)))) (and (= ~pumpRunning~0 1) (not .cse2))) (or .cse7 .cse3) (or .cse7 .cse0 .cse2)))) [2019-09-20 13:05:33,724 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 318 332) no Hoare annotation was computed. [2019-09-20 13:05:33,725 INFO L439 ceAbstractionStarter]: At program point L324(line 324) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (not (<= 2 ~waterLevel~0))) (.cse2 (not (<= ~waterLevel~0 2)))) (and (or .cse0 (or .cse1 .cse2 .cse3)) (or (or (not (<= ~waterLevel~0 1)) .cse1 .cse3) (not (<= 1 ~waterLevel~0))) (or (or .cse0 (or (= |old(~systemActive~0)| 0) .cse2 (not (= 1 |old(~pumpRunning~0)|)))) (and (= ~pumpRunning~0 1) (not (= 0 ~systemActive~0)))))) [2019-09-20 13:05:33,725 INFO L443 ceAbstractionStarter]: For program point L322(lines 322 328) no Hoare annotation was computed. [2019-09-20 13:05:33,725 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 235 243) no Hoare annotation was computed. [2019-09-20 13:05:33,725 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 235 243) the Hoare annotation is: true [2019-09-20 13:05:33,725 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 235 243) no Hoare annotation was computed. [2019-09-20 13:05:33,725 INFO L443 ceAbstractionStarter]: For program point L306-1(line 306) no Hoare annotation was computed. [2019-09-20 13:05:33,725 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 299 317) the Hoare annotation is: true [2019-09-20 13:05:33,725 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 299 317) no Hoare annotation was computed. [2019-09-20 13:05:33,725 INFO L443 ceAbstractionStarter]: For program point L308(lines 308 312) no Hoare annotation was computed. [2019-09-20 13:05:33,725 INFO L446 ceAbstractionStarter]: At program point L306(line 306) the Hoare annotation is: true [2019-09-20 13:05:33,725 INFO L443 ceAbstractionStarter]: For program point L308-2(lines 308 312) no Hoare annotation was computed. [2019-09-20 13:05:33,726 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 299 317) no Hoare annotation was computed. [2019-09-20 13:05:33,726 INFO L443 ceAbstractionStarter]: For program point L251(lines 251 259) no Hoare annotation was computed. [2019-09-20 13:05:33,726 INFO L443 ceAbstractionStarter]: For program point L251-2(lines 251 259) no Hoare annotation was computed. [2019-09-20 13:05:33,726 INFO L443 ceAbstractionStarter]: For program point L274(line 274) no Hoare annotation was computed. [2019-09-20 13:05:33,726 INFO L443 ceAbstractionStarter]: For program point L274-1(line 274) no Hoare annotation was computed. [2019-09-20 13:05:33,726 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 244 279) no Hoare annotation was computed. [2019-09-20 13:05:33,726 INFO L443 ceAbstractionStarter]: For program point L263(lines 263 271) no Hoare annotation was computed. [2019-09-20 13:05:33,726 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 244 279) no Hoare annotation was computed. [2019-09-20 13:05:33,727 INFO L443 ceAbstractionStarter]: For program point L263-2(lines 263 271) no Hoare annotation was computed. [2019-09-20 13:05:33,727 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 244 279) no Hoare annotation was computed. [2019-09-20 13:05:33,727 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 388 394) no Hoare annotation was computed. [2019-09-20 13:05:33,727 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 388 394) the Hoare annotation is: true [2019-09-20 13:05:33,727 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 628 673) no Hoare annotation was computed. [2019-09-20 13:05:33,727 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 628 673) no Hoare annotation was computed. [2019-09-20 13:05:33,727 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 628 673) no Hoare annotation was computed. [2019-09-20 13:05:33,727 INFO L443 ceAbstractionStarter]: For program point L961(lines 961 968) no Hoare annotation was computed. [2019-09-20 13:05:33,727 INFO L443 ceAbstractionStarter]: For program point L955(lines 955 975) no Hoare annotation was computed. [2019-09-20 13:05:33,728 INFO L443 ceAbstractionStarter]: For program point L955-1(lines 955 975) no Hoare annotation was computed. [2019-09-20 13:05:33,728 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 941 986) no Hoare annotation was computed. [2019-09-20 13:05:33,728 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 941 986) no Hoare annotation was computed. [2019-09-20 13:05:33,728 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 941 986) no Hoare annotation was computed. [2019-09-20 13:05:33,728 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 578 588) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-09-20 13:05:33,728 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 578 588) no Hoare annotation was computed. [2019-09-20 13:05:33,728 INFO L439 ceAbstractionStarter]: At program point L583(line 583) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-09-20 13:05:33,728 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 578 588) no Hoare annotation was computed. [2019-09-20 13:05:33,729 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 224 234) no Hoare annotation was computed. [2019-09-20 13:05:33,729 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 224 234) no Hoare annotation was computed. [2019-09-20 13:05:33,729 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 224 234) no Hoare annotation was computed. [2019-09-20 13:05:33,729 INFO L443 ceAbstractionStarter]: For program point L229(line 229) no Hoare annotation was computed. [2019-09-20 13:05:33,729 INFO L443 ceAbstractionStarter]: For program point L229-1(line 229) no Hoare annotation was computed. [2019-09-20 13:05:33,729 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 216 223) the Hoare annotation is: (let ((.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 1))) (and (or .cse0 (or (not (<= ~waterLevel~0 1)) (not (<= 1 ~waterLevel~0)) .cse1 (not (= ~systemActive~0 1)))) (or (or (not (<= 2 ~waterLevel~0)) (or (= ~systemActive~0 0) (not (<= ~waterLevel~0 2)) .cse1)) .cse0))) [2019-09-20 13:05:33,729 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 216 223) no Hoare annotation was computed. [2019-09-20 13:05:33,729 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 216 223) no Hoare annotation was computed. [2019-09-20 13:05:33,730 INFO L443 ceAbstractionStarter]: For program point L496(lines 496 502) no Hoare annotation was computed. [2019-09-20 13:05:33,730 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 492 505) no Hoare annotation was computed. [2019-09-20 13:05:33,730 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 492 505) the Hoare annotation is: true [2019-09-20 13:05:33,730 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 492 505) no Hoare annotation was computed. [2019-09-20 13:05:33,730 INFO L439 ceAbstractionStarter]: At program point L193(line 193) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or (and (= ~pumpRunning~0 1) (= 1 processEnvironment_~tmp~2)) (or (not (<= ~waterLevel~0 1)) (not (<= 1 ~waterLevel~0)) (not (= 1 |old(~pumpRunning~0)|)) .cse0)) (or .cse1 (not (<= ~waterLevel~0 2)) (not (<= 2 ~waterLevel~0)) .cse0 .cse2) (or .cse1 .cse0 (not (= ~waterLevel~0 1)) .cse2))) [2019-09-20 13:05:33,730 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 199) no Hoare annotation was computed. [2019-09-20 13:05:33,731 INFO L439 ceAbstractionStarter]: At program point L189(line 189) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or (= ~pumpRunning~0 1) (or (not (<= ~waterLevel~0 1)) (not (<= 1 ~waterLevel~0)) (not (= 1 |old(~pumpRunning~0)|)) .cse0)) (or .cse1 (not (<= ~waterLevel~0 2)) (not (<= 2 ~waterLevel~0)) .cse0 .cse2) (or .cse1 .cse0 (not (= ~waterLevel~0 1)) .cse2))) [2019-09-20 13:05:33,731 INFO L443 ceAbstractionStarter]: For program point L189-1(line 189) no Hoare annotation was computed. [2019-09-20 13:05:33,731 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 204) no Hoare annotation was computed. [2019-09-20 13:05:33,731 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 183 207) no Hoare annotation was computed. [2019-09-20 13:05:33,731 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 183 207) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or (= ~pumpRunning~0 1) (or (not (<= ~waterLevel~0 1)) (not (<= 1 ~waterLevel~0)) (not (= 1 |old(~pumpRunning~0)|)) .cse0)) (or .cse1 (or .cse2 (not (<= ~waterLevel~0 2)) (not (<= 2 ~waterLevel~0)) .cse0 .cse3)) (or .cse1 (or .cse2 .cse0 (not (= ~waterLevel~0 1)) .cse3)))) [2019-09-20 13:05:33,731 INFO L439 ceAbstractionStarter]: At program point L202(line 202) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (<= ~waterLevel~0 1)) (not (<= 1 ~waterLevel~0)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or .cse1 (or .cse2 (not (<= ~waterLevel~0 2)) (not (<= 2 ~waterLevel~0)) .cse0 .cse3)) (or .cse1 (or .cse2 .cse0 (not (= ~waterLevel~0 1)) .cse3)))) [2019-09-20 13:05:33,731 INFO L443 ceAbstractionStarter]: For program point L202-1(lines 183 207) no Hoare annotation was computed. [2019-09-20 13:05:33,731 INFO L439 ceAbstractionStarter]: At program point L197(line 197) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or (not (<= ~waterLevel~0 1)) (not (<= 1 ~waterLevel~0)) (not (= 1 |old(~pumpRunning~0)|)) .cse0) (or .cse1 (not (<= ~waterLevel~0 2)) (not (<= 2 ~waterLevel~0)) .cse0 .cse2) (or .cse1 .cse0 (not (= ~waterLevel~0 1)) .cse2))) [2019-09-20 13:05:33,731 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 149 155) no Hoare annotation was computed. [2019-09-20 13:05:33,732 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 149 155) the Hoare annotation is: true [2019-09-20 13:05:33,732 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) [2019-09-20 13:05:33,732 INFO L439 ceAbstractionStarter]: At program point L93(line 93) the Hoare annotation is: (let ((.cse2 (<= 2 ~waterLevel~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (not (= |old(~systemActive~0)| 1)) (and (and .cse0 .cse1 (= ~pumpRunning~0 1) (not (= 0 ~systemActive~0))) .cse2) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse2 .cse0 .cse1 .cse3 .cse4) (and .cse0 (<= ~waterLevel~0 1) (<= 1 ~waterLevel~0) .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-20 13:05:33,732 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 97) no Hoare annotation was computed. [2019-09-20 13:05:33,732 INFO L439 ceAbstractionStarter]: At program point L91-1(lines 85 98) the Hoare annotation is: (let ((.cse1 (<= ~waterLevel~0 1)) (.cse2 (<= 1 ~waterLevel~0)) (.cse4 (= 0 ~systemActive~0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse8 (= 1 ~systemActive~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse7 (= 0 ~methAndRunningLastTime~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1 .cse2 .cse3 .cse4) (and (and .cse5 .cse0 .cse6 .cse3) .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse7 .cse4) (and (and .cse8 .cse0 .cse6 (= ~pumpRunning~0 1)) .cse5) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse8 .cse5 .cse0 .cse6 .cse3 .cse7) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse8 .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse3 .cse7))) [2019-09-20 13:05:33,732 INFO L443 ceAbstractionStarter]: For program point L56(lines 55 102) no Hoare annotation was computed. [2019-09-20 13:05:33,732 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2019-09-20 13:05:33,732 INFO L443 ceAbstractionStarter]: For program point L85(lines 85 98) no Hoare annotation was computed. [2019-09-20 13:05:33,733 INFO L439 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse5 (= 0 ~systemActive~0)) (.cse6 (= 1 ~systemActive~0)) (.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2))) (or (and (and .cse0 .cse1 .cse2 .cse3 .cse4) .cse5) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse6 .cse1 (<= ~waterLevel~0 1) (<= 1 ~waterLevel~0) .cse3 .cse4) (and .cse6 .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse1 .cse2 (= ~pumpRunning~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-20 13:05:33,733 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2019-09-20 13:05:33,733 INFO L443 ceAbstractionStarter]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2019-09-20 13:05:33,733 INFO L439 ceAbstractionStarter]: At program point L100(lines 55 102) the Hoare annotation is: (let ((.cse5 (= 0 ~systemActive~0)) (.cse6 (= 1 ~systemActive~0)) (.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (and (and .cse0 .cse1 .cse2 .cse3 .cse4) .cse5) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse6 .cse1 (<= ~waterLevel~0 1) (<= 1 ~waterLevel~0) .cse3 .cse4) (and .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse1 .cse2 (= ~pumpRunning~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse6 .cse0 .cse1 .cse2 .cse3 .cse4))) [2019-09-20 13:05:33,733 INFO L439 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (let ((.cse0 (<= 2 ~waterLevel~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse6 (= 1 ~systemActive~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse5 (= 0 ~systemActive~0))) (or (and (and .cse0 (and .cse1 (and .cse2 .cse3) .cse4)) .cse5) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse6 .cse0 .cse2 .cse1 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse6 .cse0 .cse2 .cse1 (= ~pumpRunning~0 1)) (and .cse6 .cse2 (<= ~waterLevel~0 1) (<= 1 ~waterLevel~0) .cse3 .cse4) (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse3 .cse4 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-20 13:05:33,733 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2019-09-20 13:05:33,733 INFO L443 ceAbstractionStarter]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2019-09-20 13:05:33,734 INFO L443 ceAbstractionStarter]: For program point L57(lines 57 61) no Hoare annotation was computed. [2019-09-20 13:05:33,734 INFO L439 ceAbstractionStarter]: At program point L103(lines 54 104) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:33,734 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2019-09-20 13:05:33,734 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 895 940) no Hoare annotation was computed. [2019-09-20 13:05:33,734 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 895 940) no Hoare annotation was computed. [2019-09-20 13:05:33,734 INFO L443 ceAbstractionStarter]: For program point L915(lines 915 922) no Hoare annotation was computed. [2019-09-20 13:05:33,734 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 895 940) no Hoare annotation was computed. [2019-09-20 13:05:33,734 INFO L443 ceAbstractionStarter]: For program point L909(lines 909 929) no Hoare annotation was computed. [2019-09-20 13:05:33,734 INFO L443 ceAbstractionStarter]: For program point L909-1(lines 909 929) no Hoare annotation was computed. [2019-09-20 13:05:33,734 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 506 514) no Hoare annotation was computed. [2019-09-20 13:05:33,734 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 506 514) the Hoare annotation is: true [2019-09-20 13:05:33,734 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 506 514) no Hoare annotation was computed. [2019-09-20 13:05:33,734 INFO L443 ceAbstractionStarter]: For program point L354-1(line 354) no Hoare annotation was computed. [2019-09-20 13:05:33,735 INFO L443 ceAbstractionStarter]: For program point L352(lines 352 369) no Hoare annotation was computed. [2019-09-20 13:05:33,735 INFO L443 ceAbstractionStarter]: For program point L352-1(lines 344 372) no Hoare annotation was computed. [2019-09-20 13:05:33,735 INFO L439 ceAbstractionStarter]: At program point L350(line 350) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~waterLevel~0 1))) (.cse1 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse2 (= 0 ~methAndRunningLastTime~0))) (and (or (not (<= ~waterLevel~0 2)) (not (<= 2 ~waterLevel~0)) (not (= 1 ~pumpRunning~0)) .cse0 .cse1 .cse2) (or .cse3 .cse2 .cse0 .cse4 .cse1) (or (not (= ~systemActive~0 0)) (or .cse3 .cse4 .cse1) .cse2))) [2019-09-20 13:05:33,735 INFO L443 ceAbstractionStarter]: For program point L350-1(line 350) no Hoare annotation was computed. [2019-09-20 13:05:33,735 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 344 372) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~waterLevel~0 1))) (.cse1 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse2 (= 0 ~methAndRunningLastTime~0))) (and (or (not (<= ~waterLevel~0 2)) (not (<= 2 ~waterLevel~0)) (not (= 1 ~pumpRunning~0)) .cse0 .cse1 .cse2) (or .cse3 .cse2 .cse0 .cse4 .cse1) (or (not (= ~systemActive~0 0)) (or .cse3 .cse4 .cse1) .cse2))) [2019-09-20 13:05:33,735 INFO L439 ceAbstractionStarter]: At program point L359(line 359) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse8 (not (= ~systemActive~0 1)))) (let ((.cse2 (not (= ~systemActive~0 0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse6 (not (<= 2 ~waterLevel~0))) (.cse7 (not (= 1 ~pumpRunning~0))) (.cse0 (not (<= ~waterLevel~0 1))) (.cse3 (not (<= 1 ~waterLevel~0))) (.cse4 (or .cse1 .cse8))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6) (or .cse5 .cse6 .cse7 (or .cse8 (not (= ~methaneLevelCritical~0 0)))) (or .cse2 .cse5 .cse6 .cse1) (or .cse5 .cse6 .cse7 .cse8 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse0 .cse3 .cse4)))) [2019-09-20 13:05:33,735 INFO L443 ceAbstractionStarter]: For program point L357(lines 357 363) no Hoare annotation was computed. [2019-09-20 13:05:33,735 INFO L443 ceAbstractionStarter]: For program point L356(lines 356 366) no Hoare annotation was computed. [2019-09-20 13:05:33,736 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 344 372) no Hoare annotation was computed. [2019-09-20 13:05:33,736 INFO L439 ceAbstractionStarter]: At program point L354(line 354) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1))) (.cse10 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (let ((.cse2 (not (= 1 ~pumpRunning~0))) (.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (<= 2 ~waterLevel~0))) (.cse9 (or .cse10 .cse7)) (.cse8 (not (= ~systemActive~0 0))) (.cse11 (not (= ~waterLevel~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse5 (= 0 ~methAndRunningLastTime~0)) (.cse12 (not (<= ~waterLevel~0 1))) (.cse6 (or .cse10 .cse3 .cse7)) (.cse13 (not (<= 1 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse1) (or .cse0 .cse1 .cse2 (or .cse3 .cse7)) (or .cse8 (or .cse0 .cse9 .cse1)) (or .cse10 .cse5 .cse3 .cse11 .cse4) (or .cse12 .cse8 .cse13 .cse9) (or .cse8 (or .cse10 .cse11 .cse4) .cse5) (or .cse12 .cse6 .cse13)))) [2019-09-20 13:05:33,736 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 460 482) no Hoare annotation was computed. [2019-09-20 13:05:33,736 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 460 482) no Hoare annotation was computed. [2019-09-20 13:05:33,736 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 460 482) no Hoare annotation was computed. [2019-09-20 13:05:33,736 INFO L443 ceAbstractionStarter]: For program point L468(lines 468 476) no Hoare annotation was computed. [2019-09-20 13:05:33,736 INFO L443 ceAbstractionStarter]: For program point L468-2(lines 468 476) no Hoare annotation was computed. [2019-09-20 13:05:33,737 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 336 343) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0)) (= 0 ~methAndRunningLastTime~0)) [2019-09-20 13:05:33,737 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 336 343) no Hoare annotation was computed. [2019-09-20 13:05:33,737 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 336 343) no Hoare annotation was computed. [2019-09-20 13:05:33,737 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 378 387) no Hoare annotation was computed. [2019-09-20 13:05:33,737 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 378 387) no Hoare annotation was computed. [2019-09-20 13:05:33,737 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 378 387) no Hoare annotation was computed. [2019-09-20 13:05:33,737 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 792 894) no Hoare annotation was computed. [2019-09-20 13:05:33,737 INFO L443 ceAbstractionStarter]: For program point L857(line 857) no Hoare annotation was computed. [2019-09-20 13:05:33,737 INFO L443 ceAbstractionStarter]: For program point L857-1(line 857) no Hoare annotation was computed. [2019-09-20 13:05:33,737 INFO L443 ceAbstractionStarter]: For program point L816(lines 816 820) no Hoare annotation was computed. [2019-09-20 13:05:33,738 INFO L443 ceAbstractionStarter]: For program point L880(lines 880 891) no Hoare annotation was computed. [2019-09-20 13:05:33,738 INFO L443 ceAbstractionStarter]: For program point L843(lines 843 847) no Hoare annotation was computed. [2019-09-20 13:05:33,738 INFO L443 ceAbstractionStarter]: For program point L841-2(lines 841 861) no Hoare annotation was computed. [2019-09-20 13:05:33,738 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 792 894) no Hoare annotation was computed. [2019-09-20 13:05:33,738 INFO L443 ceAbstractionStarter]: For program point L862(lines 840 863) no Hoare annotation was computed. [2019-09-20 13:05:33,738 INFO L443 ceAbstractionStarter]: For program point L821(lines 821 837) no Hoare annotation was computed. [2019-09-20 13:05:33,738 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 792 894) no Hoare annotation was computed. [2019-09-20 13:05:33,738 INFO L443 ceAbstractionStarter]: For program point L881(lines 881 888) no Hoare annotation was computed. [2019-09-20 13:05:33,738 INFO L443 ceAbstractionStarter]: For program point L842(lines 841 861) no Hoare annotation was computed. [2019-09-20 13:05:33,739 INFO L443 ceAbstractionStarter]: For program point L873(line 873) no Hoare annotation was computed. [2019-09-20 13:05:33,739 INFO L443 ceAbstractionStarter]: For program point L873-1(line 873) no Hoare annotation was computed. [2019-09-20 13:05:33,739 INFO L443 ceAbstractionStarter]: For program point L838(lines 838 879) no Hoare annotation was computed. [2019-09-20 13:05:33,739 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:05:33,739 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2019-09-20 13:05:33,739 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:05:33,739 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 208 215) no Hoare annotation was computed. [2019-09-20 13:05:33,739 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 208 215) no Hoare annotation was computed. [2019-09-20 13:05:33,739 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 208 215) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (not (<= 2 ~waterLevel~0)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0) (not (= ~methAndRunningLastTime~0 0))) [2019-09-20 13:05:33,740 INFO L443 ceAbstractionStarter]: For program point L289(lines 289 293) no Hoare annotation was computed. [2019-09-20 13:05:33,740 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 280 298) no Hoare annotation was computed. [2019-09-20 13:05:33,740 INFO L446 ceAbstractionStarter]: At program point L287(line 287) the Hoare annotation is: true [2019-09-20 13:05:33,740 INFO L443 ceAbstractionStarter]: For program point L289-2(lines 289 293) no Hoare annotation was computed. [2019-09-20 13:05:33,740 INFO L443 ceAbstractionStarter]: For program point L287-1(line 287) no Hoare annotation was computed. [2019-09-20 13:05:33,740 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 280 298) the Hoare annotation is: true [2019-09-20 13:05:33,740 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 280 298) no Hoare annotation was computed. [2019-09-20 13:05:33,740 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 483 491) no Hoare annotation was computed. [2019-09-20 13:05:33,740 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 483 491) no Hoare annotation was computed. [2019-09-20 13:05:33,741 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 483 491) no Hoare annotation was computed. [2019-09-20 13:05:33,741 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 439 450) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse6 (not (<= 2 ~waterLevel~0))) (.cse7 (not (= ~systemActive~0 0))) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse4 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or .cse0 (not (<= ~waterLevel~0 1)) .cse1 (not (<= 1 ~waterLevel~0)) .cse2 .cse3 .cse4) (or .cse0 (or .cse5 .cse6 (not (= 1 ~pumpRunning~0)) .cse2 .cse3 .cse4)) (or .cse0 .cse1 .cse5 .cse6 .cse2 .cse3 .cse4) (or .cse1 .cse7 .cse5 .cse6 .cse3 .cse4 .cse0) (or .cse7 .cse0 (or .cse1 (not (= ~waterLevel~0 1)) .cse3 .cse4)))) [2019-09-20 13:05:33,741 INFO L443 ceAbstractionStarter]: For program point L443-1(lines 439 450) no Hoare annotation was computed. [2019-09-20 13:05:33,741 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 439 450) no Hoare annotation was computed. [2019-09-20 13:05:33,741 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:05:33,741 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-20 13:05:33,741 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:05:33,741 INFO L443 ceAbstractionStarter]: For program point L129(lines 128 147) no Hoare annotation was computed. [2019-09-20 13:05:33,742 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 125 148) the Hoare annotation is: (let ((.cse2 (= 0 ~methAndRunningLastTime~0)) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse12 (= ~pumpRunning~0 0))) (let ((.cse1 (not (= ~systemActive~0 0))) (.cse11 (and .cse6 .cse12)) (.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (not (<= 2 |old(~waterLevel~0)|))) (.cse9 (and .cse6 .cse12 .cse2)) (.cse8 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse10 (not (<= 1 |old(~waterLevel~0)|))) (.cse7 (not (= ~systemActive~0 1))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (and (= ~pumpRunning~0 1) .cse6) (or .cse3 .cse4 (not (= 1 |old(~pumpRunning~0)|)) .cse7)) (or .cse8 .cse0 .cse1 .cse9 .cse10 .cse5) (or .cse1 (or .cse8 .cse0 .cse10 (not (= ~methaneLevelCritical~0 0))) .cse11) (or .cse1 (or .cse0 .cse3 .cse4) .cse11) (or (or .cse0 .cse3 .cse4 .cse7 .cse5) .cse9) (or .cse9 .cse8 .cse0 .cse10 .cse7 .cse5)))) [2019-09-20 13:05:33,742 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 125 148) no Hoare annotation was computed. [2019-09-20 13:05:33,742 INFO L439 ceAbstractionStarter]: At program point L138(line 138) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse3 (not (<= 1 |old(~waterLevel~0)|))) (.cse2 (not (= ~systemActive~0 0))) (.cse5 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (<= |old(~waterLevel~0)| 2))) (.cse8 (not (<= 2 |old(~waterLevel~0)|))) (.cse6 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 (or .cse1 .cse6 (not (= |old(~waterLevel~0)| 1)) .cse4)) (or (and (<= ~waterLevel~0 1) (= ~pumpRunning~0 1) (<= 1 ~waterLevel~0)) (or .cse7 .cse8 (not (= 1 |old(~pumpRunning~0)|)) .cse6)) (or .cse2 (or .cse0 .cse1 .cse3 (not (= ~methaneLevelCritical~0 0)))) (or .cse2 (or .cse1 .cse7 .cse8)) (or .cse5 (or .cse1 .cse7 .cse8 .cse6 .cse4)))) [2019-09-20 13:05:33,742 INFO L439 ceAbstractionStarter]: At program point L136(lines 136 142) the Hoare annotation is: (let ((.cse12 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (= ~pumpRunning~0 0))) (let ((.cse9 (not (= ~systemActive~0 0))) (.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (<= 2 |old(~waterLevel~0)|))) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse8 (not (<= |old(~waterLevel~0)| 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse11 (and .cse12 .cse0)) (.cse10 (not (<= 1 |old(~waterLevel~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (and (<= ~waterLevel~0 1) (<= 1 ~waterLevel~0) .cse0) (or .cse1 .cse2 (not (= 1 |old(~pumpRunning~0)|)) .cse3)) (or .cse4 (or .cse5 .cse3 .cse6 .cse7)) (or .cse8 .cse5 .cse9 .cse10 .cse11 .cse7) (or .cse9 (or .cse8 .cse5 .cse10 (not (= ~methaneLevelCritical~0 0))) .cse11) (or .cse9 (or .cse5 .cse1 .cse2) .cse11) (or .cse9 (or .cse5 .cse6 .cse7) .cse4) (or .cse11 (or .cse5 .cse1 .cse2 .cse3 .cse7) (and (= ~pumpRunning~0 1) .cse12 .cse4)) (or .cse8 .cse5 .cse11 .cse10 .cse3 .cse7)))) [2019-09-20 13:05:33,743 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 125 148) no Hoare annotation was computed. [2019-09-20 13:05:33,743 INFO L439 ceAbstractionStarter]: At program point L131(line 131) the Hoare annotation is: (let ((.cse7 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse3 (not (<= 1 |old(~waterLevel~0)|))) (.cse2 (not (= ~systemActive~0 0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (<= |old(~waterLevel~0)| 2))) (.cse6 (not (<= 2 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse6 .cse7 .cse4) (or (and (= ~pumpRunning~0 1) (= |old(~waterLevel~0)| ~waterLevel~0)) (or .cse5 .cse6 (not (= 1 |old(~pumpRunning~0)|)) .cse7)) (or .cse0 .cse1 .cse3 .cse7 .cse4) (or .cse2 (or .cse0 .cse1 .cse3 (not (= ~methaneLevelCritical~0 0)))) (or .cse2 (or .cse1 .cse5 .cse6)))) [2019-09-20 13:05:33,743 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 517 546) no Hoare annotation was computed. [2019-09-20 13:05:33,743 INFO L446 ceAbstractionStarter]: At program point L542(lines 517 546) the Hoare annotation is: true [2019-09-20 13:05:33,743 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 517 546) the Hoare annotation is: true [2019-09-20 13:05:33,743 INFO L443 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-09-20 13:05:33,743 INFO L443 ceAbstractionStarter]: For program point L531(lines 531 535) no Hoare annotation was computed. [2019-09-20 13:05:33,743 INFO L446 ceAbstractionStarter]: At program point L531-1(lines 531 535) the Hoare annotation is: true [2019-09-20 13:05:33,744 INFO L443 ceAbstractionStarter]: For program point L528(line 528) no Hoare annotation was computed. [2019-09-20 13:05:33,744 INFO L446 ceAbstractionStarter]: At program point L527-2(lines 527 541) the Hoare annotation is: true [2019-09-20 13:05:33,744 INFO L446 ceAbstractionStarter]: At program point L523(line 523) the Hoare annotation is: true [2019-09-20 13:05:33,744 INFO L443 ceAbstractionStarter]: For program point L523-1(line 523) no Hoare annotation was computed. [2019-09-20 13:05:33,744 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 451 459) the Hoare annotation is: true [2019-09-20 13:05:33,744 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 451 459) no Hoare annotation was computed. [2019-09-20 13:05:33,744 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 451 459) no Hoare annotation was computed. [2019-09-20 13:05:33,744 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 415 426) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (or (or (not (<= |old(~waterLevel~0)| 2)) (not (= ~systemActive~0 1)) (not (= 1 ~pumpRunning~0))) (not (<= 2 |old(~waterLevel~0)|)))) [2019-09-20 13:05:33,745 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 415 426) no Hoare annotation was computed. [2019-09-20 13:05:33,745 INFO L443 ceAbstractionStarter]: For program point L419-1(lines 415 426) no Hoare annotation was computed. [2019-09-20 13:05:33,745 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 571 577) no Hoare annotation was computed. [2019-09-20 13:05:33,745 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 571 577) the Hoare annotation is: true [2019-09-20 13:05:33,745 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:05:33,745 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (<= ~waterLevel~0 1) (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-09-20 13:05:33,745 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-20 13:05:33,745 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:05:33,745 INFO L443 ceAbstractionStarter]: For program point L161(lines 161 178) no Hoare annotation was computed. [2019-09-20 13:05:33,746 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 157 181) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 (or .cse1 (not (<= ~waterLevel~0 2)) (not (<= 2 ~waterLevel~0)) .cse2 .cse3)) (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 1)) .cse3)))) [2019-09-20 13:05:33,746 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 157 181) no Hoare annotation was computed. [2019-09-20 13:05:33,746 INFO L439 ceAbstractionStarter]: At program point L176(line 176) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 (not (<= ~waterLevel~0 2)) (not (<= 2 ~waterLevel~0)) .cse1 .cse2) (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2))) [2019-09-20 13:05:33,746 INFO L443 ceAbstractionStarter]: For program point L176-1(lines 157 181) no Hoare annotation was computed. [2019-09-20 13:05:33,746 INFO L439 ceAbstractionStarter]: At program point L171(line 171) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) (= ~pumpRunning~0 0)))) (and (or .cse0 (not (<= ~waterLevel~0 1)) .cse1 (not (<= 1 ~waterLevel~0)) .cse2 .cse3) (or (or .cse1 (not (<= ~waterLevel~0 2)) (not (<= 2 ~waterLevel~0)) .cse2 .cse3) .cse0))) [2019-09-20 13:05:33,746 INFO L439 ceAbstractionStarter]: At program point L167(line 167) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or (or .cse0 (not (<= ~waterLevel~0 2)) (not (<= 2 ~waterLevel~0)) .cse1 .cse2) (= ~pumpRunning~0 0)) (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2))) [2019-09-20 13:05:33,747 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 173) no Hoare annotation was computed. [2019-09-20 13:05:33,747 INFO L439 ceAbstractionStarter]: At program point L163(line 163) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 (or .cse1 (not (<= ~waterLevel~0 2)) (not (<= 2 ~waterLevel~0)) .cse2 .cse3)) (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 1)) .cse3)))) [2019-09-20 13:05:33,747 INFO L443 ceAbstractionStarter]: For program point L163-1(line 163) no Hoare annotation was computed. [2019-09-20 13:05:33,747 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 427 438) no Hoare annotation was computed. [2019-09-20 13:05:33,747 INFO L443 ceAbstractionStarter]: For program point L431-1(lines 427 438) no Hoare annotation was computed. [2019-09-20 13:05:33,747 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 427 438) the Hoare annotation is: (let ((.cse7 (not (= 0 ~pumpRunning~0))) (.cse9 (not (= ~systemActive~0 1)))) (let ((.cse8 (not (<= 1 |old(~waterLevel~0)|))) (.cse6 (not (<= |old(~waterLevel~0)| 1))) (.cse2 (or .cse7 .cse9)) (.cse5 (not (= ~systemActive~0 0))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (<= 2 |old(~waterLevel~0)|))) (.cse4 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 (or .cse6 .cse4 .cse7) .cse8 .cse0) (or .cse0 .cse8 (or .cse6 .cse2 .cse4)) (or .cse0 .cse1 .cse9 .cse3 (not (= 1 ~pumpRunning~0))) (or .cse5 .cse1 .cse0 .cse3 .cse4 .cse7)))) [2019-09-20 13:05:33,747 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 613 620) no Hoare annotation was computed. [2019-09-20 13:05:33,748 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 613 620) the Hoare annotation is: true [2019-09-20 13:05:33,748 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 617) no Hoare annotation was computed. [2019-09-20 13:05:33,748 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 613 620) no Hoare annotation was computed. [2019-09-20 13:05:33,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:05:33 BoogieIcfgContainer [2019-09-20 13:05:33,764 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-20 13:05:33,766 INFO L168 Benchmark]: Toolchain (without parser) took 27968.17 ms. Allocated memory was 138.4 MB in the beginning and 845.7 MB in the end (delta: 707.3 MB). Free memory was 84.5 MB in the beginning and 530.1 MB in the end (delta: -445.6 MB). Peak memory consumption was 653.6 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:33,767 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 13:05:33,768 INFO L168 Benchmark]: CACSL2BoogieTranslator took 765.30 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 84.3 MB in the beginning and 161.8 MB in the end (delta: -77.5 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:33,769 INFO L168 Benchmark]: Boogie Preprocessor took 127.25 ms. Allocated memory is still 199.2 MB. Free memory was 161.8 MB in the beginning and 157.3 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:33,770 INFO L168 Benchmark]: RCFGBuilder took 1363.90 ms. Allocated memory was 199.2 MB in the beginning and 220.2 MB in the end (delta: 21.0 MB). Free memory was 157.3 MB in the beginning and 187.6 MB in the end (delta: -30.3 MB). Peak memory consumption was 90.9 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:33,771 INFO L168 Benchmark]: TraceAbstraction took 25706.38 ms. Allocated memory was 220.2 MB in the beginning and 845.7 MB in the end (delta: 625.5 MB). Free memory was 186.3 MB in the beginning and 530.1 MB in the end (delta: -343.8 MB). Peak memory consumption was 673.6 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:33,775 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 765.30 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 84.3 MB in the beginning and 161.8 MB in the end (delta: -77.5 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 127.25 ms. Allocated memory is still 199.2 MB. Free memory was 161.8 MB in the beginning and 157.3 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1363.90 ms. Allocated memory was 199.2 MB in the beginning and 220.2 MB in the end (delta: 21.0 MB). Free memory was 157.3 MB in the beginning and 187.6 MB in the end (delta: -30.3 MB). Peak memory consumption was 90.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 25706.38 ms. Allocated memory was 220.2 MB in the beginning and 845.7 MB in the end (delta: 625.5 MB). Free memory was 186.3 MB in the beginning and 530.1 MB in the end (delta: -343.8 MB). Peak memory consumption was 673.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 617]: 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: 54]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 527]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: (((((((((((((2 <= waterLevel && 0 == splverifierCounter) && waterLevel <= 2) && pumpRunning == 0) && 0 == methAndRunningLastTime) && 0 == systemActive) || !(\old(systemActive) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(0 == \old(pumpRunning))) || (((((1 == systemActive && 0 == splverifierCounter) && waterLevel <= 1) && 1 <= waterLevel) && pumpRunning == 0) && 0 == methAndRunningLastTime)) || ((((0 == splverifierCounter && \old(waterLevel) == waterLevel) && pumpRunning == 0) && 0 == methAndRunningLastTime) && 0 == systemActive)) || ((((1 == systemActive && 2 <= waterLevel) && 0 == splverifierCounter) && waterLevel <= 2) && pumpRunning == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (((((1 == systemActive && 2 <= waterLevel) && 0 == splverifierCounter) && waterLevel <= 2) && pumpRunning == 0) && 0 == methAndRunningLastTime) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 246 locations, 1 error locations. SAFE Result, 25.6s OverallTime, 14 OverallIterations, 2 TraceHistogramMax, 9.5s AutomataDifference, 0.0s DeadEndRemovalTime, 10.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 2754 SDtfs, 3286 SDslu, 5869 SDs, 0 SdLazy, 5185 SolverSat, 1897 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 677 GetRequests, 541 SyntacticMatches, 2 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 823 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5513occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.8s AutomataMinimizationTime, 14 MinimizatonAttempts, 4653 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 7412 PreInvPairs, 7541 NumberOfFragments, 3155 HoareAnnotationTreeSize, 7412 FomulaSimplifications, 58712 FormulaSimplificationTreeSizeReduction, 2.6s HoareSimplificationTime, 63 FomulaSimplificationsInter, 31851 FormulaSimplificationTreeSizeReductionInter, 7.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 1883 NumberOfCodeBlocks, 1883 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 1866 ConstructedInterpolants, 0 QuantifiedInterpolants, 358419 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2774 ConjunctsInSsa, 35 ConjunctsInUnsatCore, 17 InterpolantComputations, 13 PerfectInterpolantSequences, 352/383 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...