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_spec3_product58.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 16:36:17,654 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 16:36:17,657 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 16:36:17,677 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 16:36:17,677 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 16:36:17,679 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 16:36:17,682 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 16:36:17,692 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 16:36:17,697 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 16:36:17,700 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 16:36:17,703 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 16:36:17,705 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 16:36:17,705 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 16:36:17,706 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 16:36:17,707 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 16:36:17,708 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 16:36:17,709 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 16:36:17,710 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 16:36:17,711 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 16:36:17,713 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 16:36:17,715 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 16:36:17,716 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 16:36:17,719 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 16:36:17,720 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 16:36:17,723 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 16:36:17,723 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 16:36:17,723 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 16:36:17,726 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 16:36:17,727 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 16:36:17,729 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 16:36:17,729 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 16:36:17,731 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 16:36:17,732 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 16:36:17,733 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 16:36:17,736 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 16:36:17,736 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 16:36:17,737 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 16:36:17,737 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 16:36:17,737 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 16:36:17,738 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 16:36:17,741 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 16:36:17,742 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 [2019-09-16 16:36:17,775 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 16:36:17,776 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 16:36:17,778 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 16:36:17,779 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 16:36:17,779 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 16:36:17,779 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 16:36:17,779 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 16:36:17,780 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 16:36:17,780 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 16:36:17,781 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 16:36:17,781 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 16:36:17,781 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 16:36:17,781 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 16:36:17,781 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 16:36:17,782 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 16:36:17,782 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 16:36:17,782 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 16:36:17,782 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 16:36:17,783 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 16:36:17,783 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 16:36:17,783 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 16:36:17,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 16:36:17,785 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 16:36:17,785 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 16:36:17,786 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 16:36:17,786 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 16:36:17,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 16:36:17,786 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 16:36:17,786 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-16 16:36:17,842 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 16:36:17,863 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 16:36:17,868 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 16:36:17,870 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 16:36:17,871 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 16:36:17,872 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product58.cil.c [2019-09-16 16:36:17,950 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/598791752/aa0c6e6e58e04a349d0243ecc65aa6db/FLAGdc4814a14 [2019-09-16 16:36:18,455 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 16:36:18,455 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product58.cil.c [2019-09-16 16:36:18,469 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/598791752/aa0c6e6e58e04a349d0243ecc65aa6db/FLAGdc4814a14 [2019-09-16 16:36:18,768 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/598791752/aa0c6e6e58e04a349d0243ecc65aa6db [2019-09-16 16:36:18,780 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 16:36:18,782 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 16:36:18,785 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 16:36:18,786 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 16:36:18,789 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 16:36:18,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:36:18" (1/1) ... [2019-09-16 16:36:18,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26e0429e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:18, skipping insertion in model container [2019-09-16 16:36:18,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:36:18" (1/1) ... [2019-09-16 16:36:18,799 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 16:36:18,865 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 16:36:19,374 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:36:19,399 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 16:36:19,517 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:36:19,556 INFO L192 MainTranslator]: Completed translation [2019-09-16 16:36:19,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:19 WrapperNode [2019-09-16 16:36:19,557 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 16:36:19,557 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 16:36:19,558 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 16:36:19,558 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 16:36:19,570 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:19" (1/1) ... [2019-09-16 16:36:19,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:19" (1/1) ... [2019-09-16 16:36:19,589 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:19" (1/1) ... [2019-09-16 16:36:19,591 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:19" (1/1) ... [2019-09-16 16:36:19,630 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:19" (1/1) ... [2019-09-16 16:36:19,643 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:19" (1/1) ... [2019-09-16 16:36:19,649 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:19" (1/1) ... [2019-09-16 16:36:19,657 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 16:36:19,658 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 16:36:19,658 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 16:36:19,658 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 16:36:19,659 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:19" (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 [2019-09-16 16:36:19,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 16:36:19,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 16:36:19,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 16:36:19,728 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 16:36:19,728 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 16:36:19,728 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 16:36:19,728 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 16:36:19,728 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 16:36:19,729 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 16:36:19,729 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 16:36:19,729 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 16:36:19,729 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 16:36:19,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 16:36:19,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 16:36:19,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 16:36:19,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 16:36:19,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 16:36:19,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 16:36:19,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 16:36:19,731 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 16:36:19,731 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 16:36:19,731 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 16:36:19,732 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 16:36:19,732 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 16:36:19,732 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 16:36:19,732 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-16 16:36:19,732 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-16 16:36:19,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-16 16:36:19,733 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 16:36:19,733 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 16:36:19,733 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 16:36:19,733 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 16:36:19,733 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 16:36:19,734 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-16 16:36:19,734 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 16:36:19,734 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 16:36:19,734 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 16:36:19,734 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 16:36:19,734 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 16:36:19,735 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-16 16:36:19,735 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-16 16:36:19,735 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-16 16:36:19,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 16:36:19,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 16:36:19,735 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 16:36:19,736 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 16:36:19,736 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 16:36:19,736 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 16:36:19,736 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 16:36:19,736 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 16:36:19,736 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 16:36:19,736 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 16:36:19,737 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 16:36:19,737 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 16:36:19,737 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 16:36:19,737 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 16:36:19,737 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 16:36:19,737 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 16:36:19,737 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 16:36:19,738 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 16:36:19,738 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 16:36:19,738 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 16:36:19,738 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 16:36:19,738 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 16:36:19,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 16:36:19,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 16:36:19,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 16:36:19,739 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 16:36:19,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 16:36:19,739 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 16:36:19,739 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 16:36:19,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 16:36:19,740 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 16:36:19,740 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 16:36:19,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 16:36:19,740 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 16:36:19,740 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 16:36:19,740 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 16:36:19,740 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 16:36:19,741 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 16:36:19,741 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 16:36:19,741 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-16 16:36:19,741 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-16 16:36:19,741 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 16:36:19,741 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-16 16:36:19,742 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-16 16:36:19,742 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 16:36:19,742 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 16:36:19,742 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 16:36:19,742 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 16:36:19,742 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-16 16:36:19,743 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 16:36:19,743 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-16 16:36:19,743 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-16 16:36:19,743 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 16:36:19,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 16:36:19,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 16:36:19,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 16:36:21,021 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 16:36:21,022 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 16:36:21,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:36:21 BoogieIcfgContainer [2019-09-16 16:36:21,024 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 16:36:21,025 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-16 16:36:21,025 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-16 16:36:21,028 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-16 16:36:21,029 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 04:36:18" (1/3) ... [2019-09-16 16:36:21,029 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c4a6ff7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:36:21, skipping insertion in model container [2019-09-16 16:36:21,029 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:36:19" (2/3) ... [2019-09-16 16:36:21,030 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c4a6ff7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:36:21, skipping insertion in model container [2019-09-16 16:36:21,030 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:36:21" (3/3) ... [2019-09-16 16:36:21,032 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product58.cil.c [2019-09-16 16:36:21,041 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-16 16:36:21,050 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-16 16:36:21,067 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-16 16:36:21,098 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-16 16:36:21,098 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-16 16:36:21,099 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-16 16:36:21,099 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-16 16:36:21,099 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-16 16:36:21,099 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-16 16:36:21,099 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-16 16:36:21,099 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-16 16:36:21,099 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-16 16:36:21,121 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states. [2019-09-16 16:36:21,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-16 16:36:21,132 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:21,133 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] [2019-09-16 16:36:21,136 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:21,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:21,141 INFO L82 PathProgramCache]: Analyzing trace with hash -743083680, now seen corresponding path program 1 times [2019-09-16 16:36:21,143 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:21,144 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:21,202 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:21,203 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:21,203 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:21,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:21,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:36:21,557 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:21,557 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-16 16:36:21,562 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-16 16:36:21,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-16 16:36:21,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-16 16:36:21,582 INFO L87 Difference]: Start difference. First operand 193 states. Second operand 2 states. [2019-09-16 16:36:21,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:21,628 INFO L93 Difference]: Finished difference Result 300 states and 367 transitions. [2019-09-16 16:36:21,628 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-16 16:36:21,630 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2019-09-16 16:36:21,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:21,644 INFO L225 Difference]: With dead ends: 300 [2019-09-16 16:36:21,644 INFO L226 Difference]: Without dead ends: 150 [2019-09-16 16:36:21,649 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 [2019-09-16 16:36:21,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2019-09-16 16:36:21,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 150. [2019-09-16 16:36:21,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2019-09-16 16:36:21,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 175 transitions. [2019-09-16 16:36:21,709 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 175 transitions. Word has length 52 [2019-09-16 16:36:21,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:21,710 INFO L475 AbstractCegarLoop]: Abstraction has 150 states and 175 transitions. [2019-09-16 16:36:21,710 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-16 16:36:21,710 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 175 transitions. [2019-09-16 16:36:21,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-09-16 16:36:21,714 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:21,714 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] [2019-09-16 16:36:21,715 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:21,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:21,715 INFO L82 PathProgramCache]: Analyzing trace with hash 1294042386, now seen corresponding path program 1 times [2019-09-16 16:36:21,715 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:21,715 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:21,718 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:21,719 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:21,719 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:21,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:21,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:36:21,828 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:21,828 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 16:36:21,831 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 16:36:21,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 16:36:21,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:36:21,833 INFO L87 Difference]: Start difference. First operand 150 states and 175 transitions. Second operand 3 states. [2019-09-16 16:36:21,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:21,881 INFO L93 Difference]: Finished difference Result 245 states and 285 transitions. [2019-09-16 16:36:21,884 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 16:36:21,885 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2019-09-16 16:36:21,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:21,888 INFO L225 Difference]: With dead ends: 245 [2019-09-16 16:36:21,889 INFO L226 Difference]: Without dead ends: 141 [2019-09-16 16:36:21,891 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 [2019-09-16 16:36:21,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2019-09-16 16:36:21,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2019-09-16 16:36:21,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2019-09-16 16:36:21,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 163 transitions. [2019-09-16 16:36:21,920 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 163 transitions. Word has length 53 [2019-09-16 16:36:21,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:21,920 INFO L475 AbstractCegarLoop]: Abstraction has 141 states and 163 transitions. [2019-09-16 16:36:21,920 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 16:36:21,921 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 163 transitions. [2019-09-16 16:36:21,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-09-16 16:36:21,932 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:21,932 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] [2019-09-16 16:36:21,932 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:21,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:21,933 INFO L82 PathProgramCache]: Analyzing trace with hash 593618756, now seen corresponding path program 1 times [2019-09-16 16:36:21,933 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:21,933 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:21,935 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:21,935 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:21,936 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:21,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:22,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:36:22,069 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:22,069 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-16 16:36:22,069 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-16 16:36:22,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-16 16:36:22,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-16 16:36:22,070 INFO L87 Difference]: Start difference. First operand 141 states and 163 transitions. Second operand 7 states. [2019-09-16 16:36:22,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:22,478 INFO L93 Difference]: Finished difference Result 258 states and 303 transitions. [2019-09-16 16:36:22,479 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-16 16:36:22,479 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2019-09-16 16:36:22,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:22,481 INFO L225 Difference]: With dead ends: 258 [2019-09-16 16:36:22,482 INFO L226 Difference]: Without dead ends: 141 [2019-09-16 16:36:22,483 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 [2019-09-16 16:36:22,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2019-09-16 16:36:22,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2019-09-16 16:36:22,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2019-09-16 16:36:22,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 162 transitions. [2019-09-16 16:36:22,498 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 162 transitions. Word has length 58 [2019-09-16 16:36:22,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:22,498 INFO L475 AbstractCegarLoop]: Abstraction has 141 states and 162 transitions. [2019-09-16 16:36:22,498 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-16 16:36:22,499 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 162 transitions. [2019-09-16 16:36:22,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-09-16 16:36:22,501 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:22,501 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] [2019-09-16 16:36:22,501 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:22,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:22,502 INFO L82 PathProgramCache]: Analyzing trace with hash -16856487, now seen corresponding path program 1 times [2019-09-16 16:36:22,502 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:22,502 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:22,505 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:22,505 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:22,505 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:22,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:22,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:36:22,664 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:22,664 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 16:36:22,665 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 16:36:22,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 16:36:22,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 16:36:22,665 INFO L87 Difference]: Start difference. First operand 141 states and 162 transitions. Second operand 5 states. [2019-09-16 16:36:23,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:23,265 INFO L93 Difference]: Finished difference Result 371 states and 443 transitions. [2019-09-16 16:36:23,267 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-16 16:36:23,267 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 71 [2019-09-16 16:36:23,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:23,275 INFO L225 Difference]: With dead ends: 371 [2019-09-16 16:36:23,275 INFO L226 Difference]: Without dead ends: 254 [2019-09-16 16:36:23,277 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-09-16 16:36:23,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2019-09-16 16:36:23,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 235. [2019-09-16 16:36:23,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 235 states. [2019-09-16 16:36:23,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 267 transitions. [2019-09-16 16:36:23,323 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 267 transitions. Word has length 71 [2019-09-16 16:36:23,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:23,324 INFO L475 AbstractCegarLoop]: Abstraction has 235 states and 267 transitions. [2019-09-16 16:36:23,324 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 16:36:23,324 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 267 transitions. [2019-09-16 16:36:23,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-09-16 16:36:23,328 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:23,328 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] [2019-09-16 16:36:23,328 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:23,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:23,329 INFO L82 PathProgramCache]: Analyzing trace with hash 1762317239, now seen corresponding path program 1 times [2019-09-16 16:36:23,329 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:23,329 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:23,339 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:23,340 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:23,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:23,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:23,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:36:23,502 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:23,503 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-16 16:36:23,504 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-16 16:36:23,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-16 16:36:23,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-16 16:36:23,505 INFO L87 Difference]: Start difference. First operand 235 states and 267 transitions. Second operand 6 states. [2019-09-16 16:36:23,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:23,721 INFO L93 Difference]: Finished difference Result 580 states and 691 transitions. [2019-09-16 16:36:23,721 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-16 16:36:23,721 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 85 [2019-09-16 16:36:23,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:23,728 INFO L225 Difference]: With dead ends: 580 [2019-09-16 16:36:23,728 INFO L226 Difference]: Without dead ends: 369 [2019-09-16 16:36:23,731 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-09-16 16:36:23,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2019-09-16 16:36:23,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 365. [2019-09-16 16:36:23,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 365 states. [2019-09-16 16:36:23,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 365 states and 421 transitions. [2019-09-16 16:36:23,780 INFO L78 Accepts]: Start accepts. Automaton has 365 states and 421 transitions. Word has length 85 [2019-09-16 16:36:23,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:23,781 INFO L475 AbstractCegarLoop]: Abstraction has 365 states and 421 transitions. [2019-09-16 16:36:23,781 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-16 16:36:23,781 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 421 transitions. [2019-09-16 16:36:23,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-09-16 16:36:23,783 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:23,783 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] [2019-09-16 16:36:23,784 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:23,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:23,784 INFO L82 PathProgramCache]: Analyzing trace with hash 25171709, now seen corresponding path program 1 times [2019-09-16 16:36:23,784 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:23,785 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:23,787 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:23,788 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:23,788 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:23,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:23,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:36:23,968 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:23,969 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-16 16:36:23,970 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-16 16:36:23,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-16 16:36:23,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-16 16:36:23,971 INFO L87 Difference]: Start difference. First operand 365 states and 421 transitions. Second operand 6 states. [2019-09-16 16:36:24,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:24,237 INFO L93 Difference]: Finished difference Result 782 states and 936 transitions. [2019-09-16 16:36:24,237 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-16 16:36:24,238 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 89 [2019-09-16 16:36:24,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:24,246 INFO L225 Difference]: With dead ends: 782 [2019-09-16 16:36:24,247 INFO L226 Difference]: Without dead ends: 571 [2019-09-16 16:36:24,248 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-09-16 16:36:24,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 571 states. [2019-09-16 16:36:24,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 571 to 553. [2019-09-16 16:36:24,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 553 states. [2019-09-16 16:36:24,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 553 states and 651 transitions. [2019-09-16 16:36:24,303 INFO L78 Accepts]: Start accepts. Automaton has 553 states and 651 transitions. Word has length 89 [2019-09-16 16:36:24,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:24,303 INFO L475 AbstractCegarLoop]: Abstraction has 553 states and 651 transitions. [2019-09-16 16:36:24,304 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-16 16:36:24,304 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 651 transitions. [2019-09-16 16:36:24,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-09-16 16:36:24,307 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:24,307 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] [2019-09-16 16:36:24,307 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:24,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:24,307 INFO L82 PathProgramCache]: Analyzing trace with hash -897511874, now seen corresponding path program 1 times [2019-09-16 16:36:24,308 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:24,308 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:24,312 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:24,313 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:24,313 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:24,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:24,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:36:24,406 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:24,406 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 16:36:24,407 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 16:36:24,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 16:36:24,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 16:36:24,409 INFO L87 Difference]: Start difference. First operand 553 states and 651 transitions. Second operand 5 states. [2019-09-16 16:36:24,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:24,449 INFO L93 Difference]: Finished difference Result 962 states and 1154 transitions. [2019-09-16 16:36:24,449 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-16 16:36:24,450 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 89 [2019-09-16 16:36:24,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:24,454 INFO L225 Difference]: With dead ends: 962 [2019-09-16 16:36:24,454 INFO L226 Difference]: Without dead ends: 563 [2019-09-16 16:36:24,456 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 16:36:24,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 563 states. [2019-09-16 16:36:24,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 563 to 557. [2019-09-16 16:36:24,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 557 states. [2019-09-16 16:36:24,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 557 states and 654 transitions. [2019-09-16 16:36:24,494 INFO L78 Accepts]: Start accepts. Automaton has 557 states and 654 transitions. Word has length 89 [2019-09-16 16:36:24,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:24,495 INFO L475 AbstractCegarLoop]: Abstraction has 557 states and 654 transitions. [2019-09-16 16:36:24,495 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 16:36:24,495 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 654 transitions. [2019-09-16 16:36:24,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-09-16 16:36:24,497 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:24,497 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] [2019-09-16 16:36:24,498 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:24,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:24,498 INFO L82 PathProgramCache]: Analyzing trace with hash -1741517376, now seen corresponding path program 1 times [2019-09-16 16:36:24,498 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:24,498 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:24,501 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:24,501 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:24,501 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:24,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:24,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:36:24,628 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:24,628 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-09-16 16:36:24,629 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-09-16 16:36:24,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-09-16 16:36:24,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-09-16 16:36:24,630 INFO L87 Difference]: Start difference. First operand 557 states and 654 transitions. Second operand 9 states. [2019-09-16 16:36:24,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:24,702 INFO L93 Difference]: Finished difference Result 1107 states and 1326 transitions. [2019-09-16 16:36:24,703 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-16 16:36:24,703 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 89 [2019-09-16 16:36:24,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:24,710 INFO L225 Difference]: With dead ends: 1107 [2019-09-16 16:36:24,710 INFO L226 Difference]: Without dead ends: 574 [2019-09-16 16:36:24,712 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 [2019-09-16 16:36:24,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 574 states. [2019-09-16 16:36:24,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 574 to 564. [2019-09-16 16:36:24,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 564 states. [2019-09-16 16:36:24,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 564 states and 661 transitions. [2019-09-16 16:36:24,772 INFO L78 Accepts]: Start accepts. Automaton has 564 states and 661 transitions. Word has length 89 [2019-09-16 16:36:24,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:24,773 INFO L475 AbstractCegarLoop]: Abstraction has 564 states and 661 transitions. [2019-09-16 16:36:24,773 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-09-16 16:36:24,773 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 661 transitions. [2019-09-16 16:36:24,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-09-16 16:36:24,777 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:24,778 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:36:24,778 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:24,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:24,778 INFO L82 PathProgramCache]: Analyzing trace with hash -124080585, now seen corresponding path program 1 times [2019-09-16 16:36:24,779 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:24,779 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:24,781 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:24,781 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:24,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:24,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:24,904 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-09-16 16:36:24,904 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:36:24,904 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 [2019-09-16 16:36:24,983 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:25,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:25,106 INFO L256 TraceCheckSpWp]: Trace formula consists of 779 conjuncts, 29 conjunts are in the unsatisfiable core [2019-09-16 16:36:25,118 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:36:25,238 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:36:25,244 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-16 16:36:25,245 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 14 [2019-09-16 16:36:25,245 INFO L454 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-09-16 16:36:25,245 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-09-16 16:36:25,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2019-09-16 16:36:25,246 INFO L87 Difference]: Start difference. First operand 564 states and 661 transitions. Second operand 14 states. [2019-09-16 16:36:26,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:26,149 INFO L93 Difference]: Finished difference Result 1529 states and 1851 transitions. [2019-09-16 16:36:26,149 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-09-16 16:36:26,149 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 101 [2019-09-16 16:36:26,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:26,157 INFO L225 Difference]: With dead ends: 1529 [2019-09-16 16:36:26,157 INFO L226 Difference]: Without dead ends: 989 [2019-09-16 16:36:26,159 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2019-09-16 16:36:26,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 989 states. [2019-09-16 16:36:26,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 989 to 986. [2019-09-16 16:36:26,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 986 states. [2019-09-16 16:36:26,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 986 states and 1146 transitions. [2019-09-16 16:36:26,266 INFO L78 Accepts]: Start accepts. Automaton has 986 states and 1146 transitions. Word has length 101 [2019-09-16 16:36:26,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:26,266 INFO L475 AbstractCegarLoop]: Abstraction has 986 states and 1146 transitions. [2019-09-16 16:36:26,267 INFO L476 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-09-16 16:36:26,267 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1146 transitions. [2019-09-16 16:36:26,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-09-16 16:36:26,269 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:26,270 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:36:26,270 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:26,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:26,270 INFO L82 PathProgramCache]: Analyzing trace with hash 115613659, now seen corresponding path program 1 times [2019-09-16 16:36:26,271 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:26,271 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:26,273 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:26,273 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:26,273 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:26,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:26,384 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-09-16 16:36:26,384 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:26,385 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-09-16 16:36:26,385 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-09-16 16:36:26,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-09-16 16:36:26,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-09-16 16:36:26,386 INFO L87 Difference]: Start difference. First operand 986 states and 1146 transitions. Second operand 10 states. [2019-09-16 16:36:26,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:26,679 INFO L93 Difference]: Finished difference Result 1922 states and 2264 transitions. [2019-09-16 16:36:26,680 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-09-16 16:36:26,680 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 105 [2019-09-16 16:36:26,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:26,686 INFO L225 Difference]: With dead ends: 1922 [2019-09-16 16:36:26,686 INFO L226 Difference]: Without dead ends: 960 [2019-09-16 16:36:26,692 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2019-09-16 16:36:26,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 960 states. [2019-09-16 16:36:26,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 960 to 944. [2019-09-16 16:36:26,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 944 states. [2019-09-16 16:36:26,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 944 states and 1095 transitions. [2019-09-16 16:36:26,741 INFO L78 Accepts]: Start accepts. Automaton has 944 states and 1095 transitions. Word has length 105 [2019-09-16 16:36:26,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:26,742 INFO L475 AbstractCegarLoop]: Abstraction has 944 states and 1095 transitions. [2019-09-16 16:36:26,742 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-09-16 16:36:26,742 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1095 transitions. [2019-09-16 16:36:26,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-09-16 16:36:26,745 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:26,745 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:36:26,745 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:26,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:26,745 INFO L82 PathProgramCache]: Analyzing trace with hash -123543623, now seen corresponding path program 1 times [2019-09-16 16:36:26,746 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:26,746 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:26,748 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:26,749 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:26,749 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:26,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:26,874 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-16 16:36:26,874 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:36:26,875 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-09-16 16:36:26,875 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-09-16 16:36:26,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-09-16 16:36:26,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-09-16 16:36:26,876 INFO L87 Difference]: Start difference. First operand 944 states and 1095 transitions. Second operand 10 states. [2019-09-16 16:36:27,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:27,166 INFO L93 Difference]: Finished difference Result 1870 states and 2172 transitions. [2019-09-16 16:36:27,166 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-09-16 16:36:27,166 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 105 [2019-09-16 16:36:27,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:27,172 INFO L225 Difference]: With dead ends: 1870 [2019-09-16 16:36:27,172 INFO L226 Difference]: Without dead ends: 950 [2019-09-16 16:36:27,175 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2019-09-16 16:36:27,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 950 states. [2019-09-16 16:36:27,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 950 to 906. [2019-09-16 16:36:27,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 906 states. [2019-09-16 16:36:27,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 906 states and 1021 transitions. [2019-09-16 16:36:27,226 INFO L78 Accepts]: Start accepts. Automaton has 906 states and 1021 transitions. Word has length 105 [2019-09-16 16:36:27,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:27,226 INFO L475 AbstractCegarLoop]: Abstraction has 906 states and 1021 transitions. [2019-09-16 16:36:27,227 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-09-16 16:36:27,227 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1021 transitions. [2019-09-16 16:36:27,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-09-16 16:36:27,232 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:27,232 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:36:27,232 INFO L418 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:27,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:27,233 INFO L82 PathProgramCache]: Analyzing trace with hash 1257213445, now seen corresponding path program 1 times [2019-09-16 16:36:27,233 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:27,233 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:27,235 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:27,236 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:27,236 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:27,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:27,356 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-09-16 16:36:27,357 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:36:27,357 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 [2019-09-16 16:36:27,429 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:27,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:27,563 INFO L256 TraceCheckSpWp]: Trace formula consists of 908 conjuncts, 13 conjunts are in the unsatisfiable core [2019-09-16 16:36:27,580 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:36:27,731 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-16 16:36:27,739 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-16 16:36:27,741 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [6] total 12 [2019-09-16 16:36:27,742 INFO L454 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-09-16 16:36:27,742 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-09-16 16:36:27,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2019-09-16 16:36:27,743 INFO L87 Difference]: Start difference. First operand 906 states and 1021 transitions. Second operand 12 states. [2019-09-16 16:36:29,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:29,831 INFO L93 Difference]: Finished difference Result 2683 states and 3244 transitions. [2019-09-16 16:36:29,832 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-09-16 16:36:29,832 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 155 [2019-09-16 16:36:29,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:29,845 INFO L225 Difference]: With dead ends: 2683 [2019-09-16 16:36:29,846 INFO L226 Difference]: Without dead ends: 1801 [2019-09-16 16:36:29,850 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=128, Invalid=472, Unknown=0, NotChecked=0, Total=600 [2019-09-16 16:36:29,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1801 states. [2019-09-16 16:36:29,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1801 to 1640. [2019-09-16 16:36:29,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1640 states. [2019-09-16 16:36:29,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 1640 states and 1875 transitions. [2019-09-16 16:36:29,953 INFO L78 Accepts]: Start accepts. Automaton has 1640 states and 1875 transitions. Word has length 155 [2019-09-16 16:36:29,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:29,953 INFO L475 AbstractCegarLoop]: Abstraction has 1640 states and 1875 transitions. [2019-09-16 16:36:29,953 INFO L476 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-09-16 16:36:29,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1640 states and 1875 transitions. [2019-09-16 16:36:29,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-09-16 16:36:29,957 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:29,957 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:36:29,957 INFO L418 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:29,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:29,958 INFO L82 PathProgramCache]: Analyzing trace with hash 461753153, now seen corresponding path program 1 times [2019-09-16 16:36:29,958 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:29,958 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:29,960 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:29,961 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:29,961 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:29,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:30,053 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-09-16 16:36:30,053 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:36:30,054 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 [2019-09-16 16:36:30,113 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:30,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:30,222 INFO L256 TraceCheckSpWp]: Trace formula consists of 900 conjuncts, 5 conjunts are in the unsatisfiable core [2019-09-16 16:36:30,226 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:36:30,323 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-09-16 16:36:30,329 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-16 16:36:30,329 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2019-09-16 16:36:30,333 INFO L454 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-09-16 16:36:30,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-09-16 16:36:30,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2019-09-16 16:36:30,334 INFO L87 Difference]: Start difference. First operand 1640 states and 1875 transitions. Second operand 11 states. [2019-09-16 16:36:30,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:30,433 INFO L93 Difference]: Finished difference Result 3042 states and 3520 transitions. [2019-09-16 16:36:30,433 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-16 16:36:30,433 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 151 [2019-09-16 16:36:30,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:30,443 INFO L225 Difference]: With dead ends: 3042 [2019-09-16 16:36:30,443 INFO L226 Difference]: Without dead ends: 1426 [2019-09-16 16:36:30,449 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2019-09-16 16:36:30,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1426 states. [2019-09-16 16:36:30,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1426 to 1426. [2019-09-16 16:36:30,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1426 states. [2019-09-16 16:36:30,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 1426 states and 1623 transitions. [2019-09-16 16:36:30,535 INFO L78 Accepts]: Start accepts. Automaton has 1426 states and 1623 transitions. Word has length 151 [2019-09-16 16:36:30,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:30,536 INFO L475 AbstractCegarLoop]: Abstraction has 1426 states and 1623 transitions. [2019-09-16 16:36:30,536 INFO L476 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-09-16 16:36:30,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 1623 transitions. [2019-09-16 16:36:30,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-09-16 16:36:30,539 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:36:30,539 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:36:30,539 INFO L418 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:36:30,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:36:30,540 INFO L82 PathProgramCache]: Analyzing trace with hash 9291784, now seen corresponding path program 1 times [2019-09-16 16:36:30,540 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:36:30,540 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:36:30,542 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:30,542 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:30,542 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:36:30,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:30,633 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-09-16 16:36:30,633 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:36:30,634 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-16 16:36:30,697 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:36:30,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:36:30,821 INFO L256 TraceCheckSpWp]: Trace formula consists of 909 conjuncts, 22 conjunts are in the unsatisfiable core [2019-09-16 16:36:30,826 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:36:30,979 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 14 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (5)] Exception during sending of exit command (exit): Broken pipe [2019-09-16 16:36:30,988 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-09-16 16:36:30,988 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 15 [2019-09-16 16:36:30,990 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-09-16 16:36:30,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-09-16 16:36:30,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2019-09-16 16:36:30,991 INFO L87 Difference]: Start difference. First operand 1426 states and 1623 transitions. Second operand 15 states. [2019-09-16 16:36:34,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:36:34,341 INFO L93 Difference]: Finished difference Result 3437 states and 4404 transitions. [2019-09-16 16:36:34,342 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2019-09-16 16:36:34,342 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 155 [2019-09-16 16:36:34,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:36:34,344 INFO L225 Difference]: With dead ends: 3437 [2019-09-16 16:36:34,344 INFO L226 Difference]: Without dead ends: 0 [2019-09-16 16:36:34,357 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 443 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=349, Invalid=1543, Unknown=0, NotChecked=0, Total=1892 [2019-09-16 16:36:34,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-16 16:36:34,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-16 16:36:34,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-16 16:36:34,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-16 16:36:34,359 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 155 [2019-09-16 16:36:34,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:36:34,360 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-16 16:36:34,360 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-09-16 16:36:34,360 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-16 16:36:34,360 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-16 16:36:34,367 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-16 16:36:34,788 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 63 [2019-09-16 16:36:35,918 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 59 [2019-09-16 16:36:36,206 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 63 [2019-09-16 16:36:36,780 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 29 [2019-09-16 16:36:37,203 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 32 [2019-09-16 16:36:37,509 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 37 [2019-09-16 16:36:37,809 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 34 [2019-09-16 16:36:38,831 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 110 DAG size of output: 52 [2019-09-16 16:36:39,126 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 28 [2019-09-16 16:36:39,362 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 34 [2019-09-16 16:36:39,710 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 28 [2019-09-16 16:36:39,892 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 29 [2019-09-16 16:36:40,350 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 39 [2019-09-16 16:36:40,542 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 28 [2019-09-16 16:36:40,958 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 29 [2019-09-16 16:36:41,254 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 28 [2019-09-16 16:36:41,660 WARN L191 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 38 [2019-09-16 16:36:41,907 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 32 [2019-09-16 16:36:42,259 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 29 [2019-09-16 16:36:42,637 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 32 [2019-09-16 16:36:42,889 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 29 [2019-09-16 16:36:43,181 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 34 [2019-09-16 16:36:43,412 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 28 [2019-09-16 16:36:43,634 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 28 [2019-09-16 16:36:44,002 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 32 [2019-09-16 16:36:44,179 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 28 [2019-09-16 16:36:45,859 WARN L191 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 112 DAG size of output: 56 [2019-09-16 16:36:45,970 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 21 [2019-09-16 16:36:46,124 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 26 [2019-09-16 16:36:46,461 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 28 [2019-09-16 16:36:46,464 INFO L443 ceAbstractionStarter]: For program point L257(line 257) no Hoare annotation was computed. [2019-09-16 16:36:46,464 INFO L443 ceAbstractionStarter]: For program point L256-2(lines 256 277) no Hoare annotation was computed. [2019-09-16 16:36:46,464 INFO L443 ceAbstractionStarter]: For program point L278(lines 255 279) no Hoare annotation was computed. [2019-09-16 16:36:46,464 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 231 286) no Hoare annotation was computed. [2019-09-16 16:36:46,464 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 231 286) no Hoare annotation was computed. [2019-09-16 16:36:46,464 INFO L443 ceAbstractionStarter]: For program point L262(lines 262 266) no Hoare annotation was computed. [2019-09-16 16:36:46,464 INFO L443 ceAbstractionStarter]: For program point L262-1(lines 262 266) no Hoare annotation was computed. [2019-09-16 16:36:46,465 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 231 286) no Hoare annotation was computed. [2019-09-16 16:36:46,465 INFO L443 ceAbstractionStarter]: For program point L319(lines 319 323) no Hoare annotation was computed. [2019-09-16 16:36:46,465 INFO L443 ceAbstractionStarter]: For program point L319-1(lines 319 323) no Hoare annotation was computed. [2019-09-16 16:36:46,465 INFO L443 ceAbstractionStarter]: For program point L314(line 314) no Hoare annotation was computed. [2019-09-16 16:36:46,465 INFO L443 ceAbstractionStarter]: For program point L313-2(lines 313 338) no Hoare annotation was computed. [2019-09-16 16:36:46,465 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 287 346) no Hoare annotation was computed. [2019-09-16 16:36:46,465 INFO L443 ceAbstractionStarter]: For program point L339(lines 312 340) no Hoare annotation was computed. [2019-09-16 16:36:46,465 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 287 346) no Hoare annotation was computed. [2019-09-16 16:36:46,465 INFO L443 ceAbstractionStarter]: For program point L332(line 332) no Hoare annotation was computed. [2019-09-16 16:36:46,465 INFO L443 ceAbstractionStarter]: For program point L332-1(line 332) no Hoare annotation was computed. [2019-09-16 16:36:46,465 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 287 346) no Hoare annotation was computed. [2019-09-16 16:36:46,466 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 162 168) the Hoare annotation is: true [2019-09-16 16:36:46,466 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 162 168) no Hoare annotation was computed. [2019-09-16 16:36:46,466 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 169 177) no Hoare annotation was computed. [2019-09-16 16:36:46,466 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 169 177) the Hoare annotation is: true [2019-09-16 16:36:46,466 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 169 177) no Hoare annotation was computed. [2019-09-16 16:36:46,466 INFO L443 ceAbstractionStarter]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2019-09-16 16:36:46,467 INFO L443 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2019-09-16 16:36:46,467 INFO L439 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:36:46,467 INFO L439 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:36:46,467 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:36:46,467 INFO L439 ceAbstractionStarter]: At program point L126-1(line 126) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:36:46,468 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2019-09-16 16:36:46,468 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2019-09-16 16:36:46,468 INFO L439 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= main_~tmp~0 1) (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (< ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:36:46,468 INFO L439 ceAbstractionStarter]: At program point L132-1(line 132) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= main_~tmp~0 1) (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (< ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:36:46,468 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2019-09-16 16:36:46,468 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2019-09-16 16:36:46,468 INFO L443 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-09-16 16:36:46,469 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2019-09-16 16:36:46,469 INFO L443 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2019-09-16 16:36:46,469 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2019-09-16 16:36:46,469 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-09-16 16:36:46,469 INFO L443 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-09-16 16:36:46,469 INFO L443 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2019-09-16 16:36:46,469 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-09-16 16:36:46,469 INFO L443 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2019-09-16 16:36:46,470 INFO L443 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2019-09-16 16:36:46,470 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-09-16 16:36:46,470 INFO L443 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2019-09-16 16:36:46,470 INFO L443 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2019-09-16 16:36:46,470 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-09-16 16:36:46,470 INFO L443 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2019-09-16 16:36:46,470 INFO L443 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2019-09-16 16:36:46,470 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 899 907) no Hoare annotation was computed. [2019-09-16 16:36:46,471 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 899 907) the Hoare annotation is: true [2019-09-16 16:36:46,471 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 899 907) no Hoare annotation was computed. [2019-09-16 16:36:46,471 INFO L443 ceAbstractionStarter]: For program point L972(lines 972 976) no Hoare annotation was computed. [2019-09-16 16:36:46,471 INFO L446 ceAbstractionStarter]: At program point L970(line 970) the Hoare annotation is: true [2019-09-16 16:36:46,471 INFO L443 ceAbstractionStarter]: For program point L972-2(lines 972 976) no Hoare annotation was computed. [2019-09-16 16:36:46,471 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 963 981) the Hoare annotation is: true [2019-09-16 16:36:46,471 INFO L443 ceAbstractionStarter]: For program point L970-1(line 970) no Hoare annotation was computed. [2019-09-16 16:36:46,472 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 963 981) no Hoare annotation was computed. [2019-09-16 16:36:46,472 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 963 981) no Hoare annotation was computed. [2019-09-16 16:36:46,472 INFO L443 ceAbstractionStarter]: For program point L927(lines 927 935) no Hoare annotation was computed. [2019-09-16 16:36:46,472 INFO L443 ceAbstractionStarter]: For program point L927-2(lines 927 935) no Hoare annotation was computed. [2019-09-16 16:36:46,472 INFO L443 ceAbstractionStarter]: For program point L915(lines 915 923) no Hoare annotation was computed. [2019-09-16 16:36:46,472 INFO L443 ceAbstractionStarter]: For program point L915-2(lines 915 923) no Hoare annotation was computed. [2019-09-16 16:36:46,472 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 908 943) no Hoare annotation was computed. [2019-09-16 16:36:46,472 INFO L443 ceAbstractionStarter]: For program point L938(line 938) no Hoare annotation was computed. [2019-09-16 16:36:46,473 INFO L443 ceAbstractionStarter]: For program point L938-1(line 938) no Hoare annotation was computed. [2019-09-16 16:36:46,473 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 908 943) no Hoare annotation was computed. [2019-09-16 16:36:46,473 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 908 943) no Hoare annotation was computed. [2019-09-16 16:36:46,473 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 155 161) no Hoare annotation was computed. [2019-09-16 16:36:46,473 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 155 161) the Hoare annotation is: true [2019-09-16 16:36:46,473 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 185 230) no Hoare annotation was computed. [2019-09-16 16:36:46,473 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 185 230) no Hoare annotation was computed. [2019-09-16 16:36:46,473 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 185 230) no Hoare annotation was computed. [2019-09-16 16:36:46,474 INFO L443 ceAbstractionStarter]: For program point L512(lines 512 532) no Hoare annotation was computed. [2019-09-16 16:36:46,474 INFO L443 ceAbstractionStarter]: For program point L512-1(lines 512 532) no Hoare annotation was computed. [2019-09-16 16:36:46,474 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 498 543) no Hoare annotation was computed. [2019-09-16 16:36:46,474 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 498 543) no Hoare annotation was computed. [2019-09-16 16:36:46,474 INFO L443 ceAbstractionStarter]: For program point L518(lines 518 525) no Hoare annotation was computed. [2019-09-16 16:36:46,474 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 498 543) no Hoare annotation was computed. [2019-09-16 16:36:46,474 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:36:46,474 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2019-09-16 16:36:46,475 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2019-09-16 16:36:46,475 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 888 898) the Hoare annotation is: true [2019-09-16 16:36:46,475 INFO L446 ceAbstractionStarter]: At program point L893(line 893) the Hoare annotation is: true [2019-09-16 16:36:46,475 INFO L443 ceAbstractionStarter]: For program point L893-1(line 893) no Hoare annotation was computed. [2019-09-16 16:36:46,475 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 888 898) no Hoare annotation was computed. [2019-09-16 16:36:46,475 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 888 898) no Hoare annotation was computed. [2019-09-16 16:36:46,475 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 880 887) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 1))) (.cse3 (= ~pumpRunning~0 1)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse3 .cse1 .cse2))) [2019-09-16 16:36:46,475 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 880 887) no Hoare annotation was computed. [2019-09-16 16:36:46,475 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 880 887) no Hoare annotation was computed. [2019-09-16 16:36:46,475 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 639 652) no Hoare annotation was computed. [2019-09-16 16:36:46,475 INFO L443 ceAbstractionStarter]: For program point L643(lines 643 649) no Hoare annotation was computed. [2019-09-16 16:36:46,476 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 639 652) the Hoare annotation is: true [2019-09-16 16:36:46,476 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 639 652) no Hoare annotation was computed. [2019-09-16 16:36:46,476 INFO L443 ceAbstractionStarter]: For program point L833(lines 833 850) no Hoare annotation was computed. [2019-09-16 16:36:46,476 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 829 853) no Hoare annotation was computed. [2019-09-16 16:36:46,476 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 829 853) the Hoare annotation is: (let ((.cse6 (not (<= ~waterLevel~0 1))) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse8 (= ~pumpRunning~0 1)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~systemActive~0 1))) (.cse1 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse8 .cse3) (or .cse6 .cse7 .cse3 .cse4 .cse8) (or .cse5 .cse0 .cse2 .cse3 .cse1))) [2019-09-16 16:36:46,476 INFO L439 ceAbstractionStarter]: At program point L848(line 848) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~systemActive~0 1))) (.cse1 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse5 .cse6 .cse3) (or .cse7 .cse0 .cse2 .cse3 .cse1))) [2019-09-16 16:36:46,476 INFO L443 ceAbstractionStarter]: For program point L848-1(lines 829 853) no Hoare annotation was computed. [2019-09-16 16:36:46,477 INFO L439 ceAbstractionStarter]: At program point L843(line 843) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse7 (= ~pumpRunning~0 1))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse7 .cse3) (or .cse5 .cse6 .cse3 .cse4 .cse7))) [2019-09-16 16:36:46,477 INFO L439 ceAbstractionStarter]: At program point L839(line 839) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse7 (= ~pumpRunning~0 1))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse7 .cse3) (or .cse5 .cse6 .cse3 .cse4 .cse7))) [2019-09-16 16:36:46,477 INFO L443 ceAbstractionStarter]: For program point L837(lines 837 845) no Hoare annotation was computed. [2019-09-16 16:36:46,477 INFO L439 ceAbstractionStarter]: At program point L835(line 835) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse7 (= ~pumpRunning~0 1))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse7 .cse3) (or .cse5 .cse6 .cse3 .cse4 .cse7))) [2019-09-16 16:36:46,477 INFO L443 ceAbstractionStarter]: For program point L835-1(line 835) no Hoare annotation was computed. [2019-09-16 16:36:46,478 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 795 801) no Hoare annotation was computed. [2019-09-16 16:36:46,478 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 795 801) the Hoare annotation is: true [2019-09-16 16:36:46,478 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 699 764) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (< ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:36:46,478 INFO L439 ceAbstractionStarter]: At program point L731(line 731) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= ~pumpRunning~0 0)) (.cse6 (= 1 ~methaneLevelCritical~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse5) (and .cse0 .cse2 .cse3 .cse5 .cse6) (and .cse0 .cse2 .cse3 .cse4 .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-16 16:36:46,478 INFO L443 ceAbstractionStarter]: For program point L729(lines 729 735) no Hoare annotation was computed. [2019-09-16 16:36:46,478 INFO L443 ceAbstractionStarter]: For program point L729-1(lines 729 735) no Hoare annotation was computed. [2019-09-16 16:36:46,478 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 699 764) no Hoare annotation was computed. [2019-09-16 16:36:46,479 INFO L439 ceAbstractionStarter]: At program point L754(lines 709 756) the Hoare annotation is: (let ((.cse3 (<= ~waterLevel~0 2)) (.cse4 (= ~pumpRunning~0 1)) (.cse6 (= 1 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse5 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse2 .cse3 .cse5 .cse6) (and .cse0 .cse2 (<= ~waterLevel~0 1) .cse4 .cse6) (and .cse0 .cse1 .cse2 .cse5 (< ~waterLevel~0 2)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-16 16:36:46,479 INFO L439 ceAbstractionStarter]: At program point L721(line 721) the Hoare annotation is: (let ((.cse3 (<= ~waterLevel~0 2)) (.cse4 (= ~pumpRunning~0 1)) (.cse6 (= 1 ~methaneLevelCritical~0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse5 (= ~pumpRunning~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse2 .cse3 .cse5 .cse6) (and .cse0 .cse2 (<= ~waterLevel~0 1) .cse4 .cse6) (and .cse0 .cse1 .cse2 .cse5 (< ~waterLevel~0 2)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-16 16:36:46,479 INFO L443 ceAbstractionStarter]: For program point L719(lines 719 725) no Hoare annotation was computed. [2019-09-16 16:36:46,479 INFO L443 ceAbstractionStarter]: For program point L719-1(lines 719 725) no Hoare annotation was computed. [2019-09-16 16:36:46,479 INFO L443 ceAbstractionStarter]: For program point L711(lines 711 715) no Hoare annotation was computed. [2019-09-16 16:36:46,479 INFO L439 ceAbstractionStarter]: At program point L757(lines 708 758) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-16 16:36:46,479 INFO L443 ceAbstractionStarter]: For program point L747(lines 747 751) no Hoare annotation was computed. [2019-09-16 16:36:46,480 INFO L439 ceAbstractionStarter]: At program point L747-2(lines 739 752) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= ~pumpRunning~0 0)) (.cse6 (= 1 ~methaneLevelCritical~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse5) (and .cse0 .cse2 .cse3 .cse5 .cse6) (and .cse0 .cse2 .cse3 .cse4 .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-16 16:36:46,480 INFO L443 ceAbstractionStarter]: For program point L710(lines 709 756) no Hoare annotation was computed. [2019-09-16 16:36:46,480 INFO L439 ceAbstractionStarter]: At program point L741(line 741) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse0 (= 1 ~systemActive~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse3 (<= ~waterLevel~0 2)) (.cse4 (= ~pumpRunning~0 0)) (.cse6 (= 1 ~methaneLevelCritical~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse5) (and .cse0 .cse2 .cse3 .cse5 .cse6) (and .cse0 .cse2 .cse3 .cse4 .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-16 16:36:46,480 INFO L443 ceAbstractionStarter]: For program point L739(lines 739 752) no Hoare annotation was computed. [2019-09-16 16:36:46,480 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 699 764) no Hoare annotation was computed. [2019-09-16 16:36:46,480 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 452 497) no Hoare annotation was computed. [2019-09-16 16:36:46,480 INFO L443 ceAbstractionStarter]: For program point L472(lines 472 479) no Hoare annotation was computed. [2019-09-16 16:36:46,481 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 452 497) no Hoare annotation was computed. [2019-09-16 16:36:46,481 INFO L443 ceAbstractionStarter]: For program point L466(lines 466 486) no Hoare annotation was computed. [2019-09-16 16:36:46,481 INFO L443 ceAbstractionStarter]: For program point L466-1(lines 466 486) no Hoare annotation was computed. [2019-09-16 16:36:46,481 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 452 497) no Hoare annotation was computed. [2019-09-16 16:36:46,481 INFO L439 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 854 861) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (not (<= 2 ~waterLevel~0)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-09-16 16:36:46,481 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 854 861) no Hoare annotation was computed. [2019-09-16 16:36:46,481 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 854 861) no Hoare annotation was computed. [2019-09-16 16:36:46,481 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 653 661) no Hoare annotation was computed. [2019-09-16 16:36:46,481 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 653 661) the Hoare annotation is: true [2019-09-16 16:36:46,482 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 653 661) no Hoare annotation was computed. [2019-09-16 16:36:46,482 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 607 629) no Hoare annotation was computed. [2019-09-16 16:36:46,482 INFO L443 ceAbstractionStarter]: For program point L615(lines 615 623) no Hoare annotation was computed. [2019-09-16 16:36:46,482 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 607 629) no Hoare annotation was computed. [2019-09-16 16:36:46,482 INFO L443 ceAbstractionStarter]: For program point L615-2(lines 615 623) no Hoare annotation was computed. [2019-09-16 16:36:46,482 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 607 629) no Hoare annotation was computed. [2019-09-16 16:36:46,482 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 145 154) no Hoare annotation was computed. [2019-09-16 16:36:46,482 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 145 154) no Hoare annotation was computed. [2019-09-16 16:36:46,482 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 145 154) no Hoare annotation was computed. [2019-09-16 16:36:46,482 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 349 451) no Hoare annotation was computed. [2019-09-16 16:36:46,483 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 394) no Hoare annotation was computed. [2019-09-16 16:36:46,483 INFO L443 ceAbstractionStarter]: For program point L438(lines 438 445) no Hoare annotation was computed. [2019-09-16 16:36:46,483 INFO L443 ceAbstractionStarter]: For program point L399(lines 398 418) no Hoare annotation was computed. [2019-09-16 16:36:46,483 INFO L443 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-09-16 16:36:46,483 INFO L443 ceAbstractionStarter]: For program point L430-1(line 430) no Hoare annotation was computed. [2019-09-16 16:36:46,483 INFO L443 ceAbstractionStarter]: For program point L395(lines 395 436) no Hoare annotation was computed. [2019-09-16 16:36:46,483 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 349 451) no Hoare annotation was computed. [2019-09-16 16:36:46,483 INFO L443 ceAbstractionStarter]: For program point L414(line 414) no Hoare annotation was computed. [2019-09-16 16:36:46,483 INFO L443 ceAbstractionStarter]: For program point L414-1(line 414) no Hoare annotation was computed. [2019-09-16 16:36:46,484 INFO L443 ceAbstractionStarter]: For program point L373(lines 373 377) no Hoare annotation was computed. [2019-09-16 16:36:46,484 INFO L443 ceAbstractionStarter]: For program point L437(lines 437 448) no Hoare annotation was computed. [2019-09-16 16:36:46,484 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 349 451) no Hoare annotation was computed. [2019-09-16 16:36:46,484 INFO L443 ceAbstractionStarter]: For program point L400(lines 400 404) no Hoare annotation was computed. [2019-09-16 16:36:46,484 INFO L443 ceAbstractionStarter]: For program point L398-2(lines 398 418) no Hoare annotation was computed. [2019-09-16 16:36:46,484 INFO L443 ceAbstractionStarter]: For program point L419(lines 397 420) no Hoare annotation was computed. [2019-09-16 16:36:46,484 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:36:46,484 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= |old(~waterLevel~0)| ~waterLevel~0)) [2019-09-16 16:36:46,484 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:36:46,485 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 863 879) no Hoare annotation was computed. [2019-09-16 16:36:46,485 INFO L439 ceAbstractionStarter]: At program point L874(line 874) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse3 (not (= ~systemActive~0 1)))) (and (or (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 activatePump_~tmp~8)) .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2019-09-16 16:36:46,485 INFO L443 ceAbstractionStarter]: For program point L874-1(lines 863 879) no Hoare annotation was computed. [2019-09-16 16:36:46,485 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 863 879) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse4 (not (= ~systemActive~0 1))) (.cse3 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse4 .cse3))) [2019-09-16 16:36:46,485 INFO L443 ceAbstractionStarter]: For program point L870(lines 870 876) no Hoare annotation was computed. [2019-09-16 16:36:46,485 INFO L439 ceAbstractionStarter]: At program point L868(line 868) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse4 (not (= ~systemActive~0 1))) (.cse3 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse4 .cse3))) [2019-09-16 16:36:46,485 INFO L443 ceAbstractionStarter]: For program point L868-1(line 868) no Hoare annotation was computed. [2019-09-16 16:36:46,486 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 630 638) the Hoare annotation is: true [2019-09-16 16:36:46,486 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 630 638) no Hoare annotation was computed. [2019-09-16 16:36:46,486 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 630 638) no Hoare annotation was computed. [2019-09-16 16:36:46,486 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 944 962) no Hoare annotation was computed. [2019-09-16 16:36:46,486 INFO L443 ceAbstractionStarter]: For program point L953(lines 953 957) no Hoare annotation was computed. [2019-09-16 16:36:46,486 INFO L446 ceAbstractionStarter]: At program point L951(line 951) the Hoare annotation is: true [2019-09-16 16:36:46,486 INFO L443 ceAbstractionStarter]: For program point L953-2(lines 953 957) no Hoare annotation was computed. [2019-09-16 16:36:46,486 INFO L443 ceAbstractionStarter]: For program point L951-1(line 951) no Hoare annotation was computed. [2019-09-16 16:36:46,487 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 944 962) the Hoare annotation is: true [2019-09-16 16:36:46,487 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 944 962) no Hoare annotation was computed. [2019-09-16 16:36:46,487 INFO L443 ceAbstractionStarter]: For program point L590-1(lines 586 597) no Hoare annotation was computed. [2019-09-16 16:36:46,487 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 586 597) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse6 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (= 1 ~methaneLevelCritical~0))) (and (or .cse0 .cse1 (or .cse2 .cse3) .cse4) (or .cse5 .cse0 .cse1 .cse3 .cse4) (or (or .cse6 .cse2 .cse3) .cse7 .cse1) (or .cse6 .cse5 .cse1 .cse3 .cse7))) [2019-09-16 16:36:46,487 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 586 597) no Hoare annotation was computed. [2019-09-16 16:36:46,487 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:36:46,487 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-16 16:36:46,487 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:36:46,487 INFO L439 ceAbstractionStarter]: At program point L784(line 784) the Hoare annotation is: (let ((.cse14 (= ~pumpRunning~0 0)) (.cse15 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse16 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse18 (= ~pumpRunning~0 1)) (.cse17 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~systemActive~0 1)))) (let ((.cse7 (not (<= 1 |old(~waterLevel~0)|))) (.cse5 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse12 (not (<= 2 |old(~waterLevel~0)|))) (.cse8 (or .cse17 .cse4)) (.cse13 (and (<= ~waterLevel~0 1) .cse18 (<= 1 ~waterLevel~0))) (.cse2 (not (<= |old(~waterLevel~0)| 1))) (.cse10 (and .cse16 .cse18)) (.cse6 (or .cse1 .cse17 .cse4)) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and .cse16 .cse14 .cse15)) (.cse11 (not (<= |old(~waterLevel~0)| 2))) (.cse9 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse6 .cse7) (or .cse2 .cse7 .cse8 .cse9 .cse5) (or .cse2 .cse8 .cse9 .cse10) (or .cse6 .cse11 .cse12 .cse13) (or .cse11 .cse12 .cse8 .cse13 .cse9) (or .cse1 .cse3 .cse11 .cse4 (and (<= ~waterLevel~0 2) .cse14 .cse15)) (or .cse2 .cse10 .cse6) (or .cse3 .cse0 .cse11 .cse4 .cse9)))) [2019-09-16 16:36:46,488 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 771 794) the Hoare annotation is: (let ((.cse8 (= ~pumpRunning~0 0)) (.cse10 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse9 (<= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (and .cse10 (= ~pumpRunning~0 1) .cse9)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and .cse10 .cse8 .cse9)) (.cse5 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 (not (<= |old(~waterLevel~0)| 1)) .cse2 .cse3) (or .cse4 .cse5 (or .cse6 .cse3) .cse7) (or .cse1 .cse2 .cse5 .cse3 (and (<= ~waterLevel~0 2) .cse8 .cse9)) (or (or .cse1 .cse6 .cse3) .cse4 .cse5) (or .cse2 .cse0 .cse5 .cse3 .cse7)))) [2019-09-16 16:36:46,488 INFO L439 ceAbstractionStarter]: At program point L782(lines 782 788) the Hoare annotation is: (let ((.cse19 (not (= ~methaneLevelCritical~0 1))) (.cse7 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse17 (< ~waterLevel~0 2)) (.cse18 (<= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse14 (= ~pumpRunning~0 0)) (.cse20 (not (= 1 |old(~pumpRunning~0)|))) (.cse10 (not (= ~systemActive~0 1)))) (let ((.cse3 (not (<= 1 |old(~waterLevel~0)|))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse9 (not (<= |old(~waterLevel~0)| 2))) (.cse15 (not (<= 2 |old(~waterLevel~0)|))) (.cse13 (<= 1 ~waterLevel~0)) (.cse4 (or .cse20 .cse10)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse16 (and .cse0 .cse14)) (.cse11 (and .cse7 .cse14 .cse17 .cse18)) (.cse1 (not (<= |old(~waterLevel~0)| 1))) (.cse8 (= ~pumpRunning~0 1)) (.cse2 (or .cse19 .cse20 .cse10))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse3 .cse4 .cse5 .cse0) (or .cse6 (and .cse7 (<= 2 ~waterLevel~0) .cse8) .cse9 .cse10 .cse11 .cse5) (let ((.cse12 (<= ~waterLevel~0 1))) (or .cse2 (and .cse12 .cse13 .cse14) .cse9 .cse15 (and .cse12 .cse8 .cse13))) (or .cse9 .cse11 .cse16 .cse4 .cse5 (and .cse7 .cse8 .cse17)) (or (and .cse7 .cse14 .cse18) .cse19 .cse6 .cse9 .cse10) (or .cse9 .cse15 .cse13 .cse4 .cse5) (or .cse16 .cse11 .cse1 (and .cse7 .cse8) .cse2)))) [2019-09-16 16:36:46,488 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 771 794) no Hoare annotation was computed. [2019-09-16 16:36:46,488 INFO L439 ceAbstractionStarter]: At program point L777(line 777) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse10 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~systemActive~0 1)))) (let ((.cse2 (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1) (<= |old(~waterLevel~0)| ~waterLevel~0))) (.cse8 (or .cse10 .cse5)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse9 (not (= ~methaneLevelCritical~0 0))) (.cse6 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse7 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (or .cse3 .cse10 .cse5))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse1 .cse5) (or .cse6 .cse7 .cse8 .cse9) (or .cse2 .cse1 .cse8 .cse9) (or .cse4 .cse1 .cse5 .cse9) (or .cse6 .cse7 .cse0)))) [2019-09-16 16:36:46,488 INFO L443 ceAbstractionStarter]: For program point L775(lines 774 793) no Hoare annotation was computed. [2019-09-16 16:36:46,489 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 771 794) no Hoare annotation was computed. [2019-09-16 16:36:46,489 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2019-09-16 16:36:46,489 INFO L443 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2019-09-16 16:36:46,489 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2019-09-16 16:36:46,489 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-09-16 16:36:46,489 INFO L446 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2019-09-16 16:36:46,489 INFO L443 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2019-09-16 16:36:46,489 INFO L446 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2019-09-16 16:36:46,489 INFO L446 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2019-09-16 16:36:46,489 INFO L443 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2019-09-16 16:36:46,489 INFO L446 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2019-09-16 16:36:46,490 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 598 606) the Hoare annotation is: true [2019-09-16 16:36:46,490 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 598 606) no Hoare annotation was computed. [2019-09-16 16:36:46,490 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 598 606) no Hoare annotation was computed. [2019-09-16 16:36:46,490 INFO L443 ceAbstractionStarter]: For program point L673(lines 673 693) no Hoare annotation was computed. [2019-09-16 16:36:46,490 INFO L446 ceAbstractionStarter]: At program point L671(line 671) the Hoare annotation is: true [2019-09-16 16:36:46,490 INFO L443 ceAbstractionStarter]: For program point L671-1(line 671) no Hoare annotation was computed. [2019-09-16 16:36:46,490 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 664 696) no Hoare annotation was computed. [2019-09-16 16:36:46,490 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 664 696) the Hoare annotation is: true [2019-09-16 16:36:46,491 INFO L439 ceAbstractionStarter]: At program point L687(line 687) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (<= ~waterLevel~0 1))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse3) (or .cse4 .cse1 .cse3 .cse6) (or .cse2 .cse5 .cse3 .cse6))) [2019-09-16 16:36:46,491 INFO L443 ceAbstractionStarter]: For program point L683(lines 683 689) no Hoare annotation was computed. [2019-09-16 16:36:46,491 INFO L439 ceAbstractionStarter]: At program point L681(line 681) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse4 (not (<= ~waterLevel~0 1))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse3) (or (= ~methaneLevelCritical~0 __utac_acc__Specification3_spec__1_~tmp~4) .cse2 .cse5 .cse3 .cse6) (or .cse4 .cse5 .cse3 .cse6) (or .cse4 .cse1 .cse3 .cse6))) [2019-09-16 16:36:46,491 INFO L443 ceAbstractionStarter]: For program point L681-1(line 681) no Hoare annotation was computed. [2019-09-16 16:36:46,491 INFO L443 ceAbstractionStarter]: For program point L679(lines 679 692) no Hoare annotation was computed. [2019-09-16 16:36:46,491 INFO L443 ceAbstractionStarter]: For program point L679-1(lines 664 696) no Hoare annotation was computed. [2019-09-16 16:36:46,491 INFO L439 ceAbstractionStarter]: At program point L677(line 677) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse4 (not (<= ~waterLevel~0 1))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse6 (= ~methaneLevelCritical~0 __utac_acc__Specification3_spec__1_~tmp~4)) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse3) (or .cse6 .cse2 .cse5 .cse3 .cse7) (or .cse4 .cse1 .cse3 .cse6 .cse7))) [2019-09-16 16:36:46,491 INFO L443 ceAbstractionStarter]: For program point L677-1(line 677) no Hoare annotation was computed. [2019-09-16 16:36:46,492 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 562 573) the Hoare annotation is: (let ((.cse2 (not (<= |old(~waterLevel~0)| 1))) (.cse3 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse6 (and (<= ~waterLevel~0 2) (<= |old(~waterLevel~0)| ~waterLevel~0))) (.cse7 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse6 .cse7 .cse4) (or .cse0 .cse6 .cse7 .cse4 .cse5))) [2019-09-16 16:36:46,492 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 562 573) no Hoare annotation was computed. [2019-09-16 16:36:46,492 INFO L443 ceAbstractionStarter]: For program point L566-1(lines 562 573) no Hoare annotation was computed. [2019-09-16 16:36:46,492 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2019-09-16 16:36:46,492 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2019-09-16 16:36:46,492 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:36:46,492 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (< ~waterLevel~0 2)) [2019-09-16 16:36:46,492 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-16 16:36:46,493 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:36:46,493 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 982 989) no Hoare annotation was computed. [2019-09-16 16:36:46,493 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 982 989) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse4 (= 1 ~systemActive~0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= |old(~systemActive~0)| 1))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (or .cse0 .cse5 .cse3) .cse4 .cse2) (or .cse1 .cse4 .cse2 .cse3 .cse6) (or .cse4 .cse2 (or .cse5 .cse3) .cse6))) [2019-09-16 16:36:46,493 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 982 989) no Hoare annotation was computed. [2019-09-16 16:36:46,493 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 803 827) the Hoare annotation is: (let ((.cse6 (not (<= ~waterLevel~0 1))) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse8 (= ~pumpRunning~0 1)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~systemActive~0 1))) (.cse1 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse8 .cse3) (or .cse6 .cse7 .cse3 .cse4 .cse8) (or .cse5 .cse0 .cse2 .cse3 .cse1))) [2019-09-16 16:36:46,493 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 803 827) no Hoare annotation was computed. [2019-09-16 16:36:46,494 INFO L439 ceAbstractionStarter]: At program point L822(line 822) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse7 (= ~pumpRunning~0 1))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse7 .cse3) (or .cse5 .cse6 .cse3 .cse4 .cse7))) [2019-09-16 16:36:46,494 INFO L443 ceAbstractionStarter]: For program point L822-1(lines 803 827) no Hoare annotation was computed. [2019-09-16 16:36:46,494 INFO L439 ceAbstractionStarter]: At program point L817(line 817) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse4 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~6) (= ~pumpRunning~0 0) (< ~waterLevel~0 2))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse2) (or .cse7 .cse4 .cse0 .cse1 .cse2))) [2019-09-16 16:36:46,494 INFO L439 ceAbstractionStarter]: At program point L813(line 813) the Hoare annotation is: (let ((.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse4 (= 1 processEnvironment__wrappee__highWaterSensor_~tmp~6)) (.cse5 (= ~pumpRunning~0 0)) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (<= ~waterLevel~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (and .cse4 .cse5)) (or .cse6 .cse7 .cse3 .cse8) (or .cse0 .cse6 .cse7 .cse3) (or .cse1 .cse2 .cse3 (and (<= 2 ~waterLevel~0) .cse4 .cse5) .cse8) (or .cse0 .cse6 .cse1 .cse3))) [2019-09-16 16:36:46,494 INFO L443 ceAbstractionStarter]: For program point L811(lines 811 819) no Hoare annotation was computed. [2019-09-16 16:36:46,494 INFO L439 ceAbstractionStarter]: At program point L809(line 809) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~systemActive~0 1))) (.cse1 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse5 .cse6 .cse3) (or .cse7 .cse0 .cse2 .cse3 .cse1))) [2019-09-16 16:36:46,495 INFO L443 ceAbstractionStarter]: For program point L809-1(line 809) no Hoare annotation was computed. [2019-09-16 16:36:46,495 INFO L443 ceAbstractionStarter]: For program point L807(lines 807 824) no Hoare annotation was computed. [2019-09-16 16:36:46,495 INFO L443 ceAbstractionStarter]: For program point L578-1(lines 574 585) no Hoare annotation was computed. [2019-09-16 16:36:46,495 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 574 585) no Hoare annotation was computed. [2019-09-16 16:36:46,495 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 574 585) the Hoare annotation is: (let ((.cse9 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse10 (<= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse7 (and (<= ~waterLevel~0 2) .cse10)) (.cse6 (not (<= |old(~waterLevel~0)| 2))) (.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse4 (and .cse9 .cse10)) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or .cse1 .cse2 .cse3) .cse4) (or .cse4 .cse1 .cse0 .cse5 .cse3) (or .cse1 .cse5 .cse6 .cse3 .cse7) (or .cse7 .cse6 .cse2 .cse3 .cse8) (or .cse0 .cse5 .cse4 .cse3 .cse8) (or .cse9 (or (not (< |old(~waterLevel~0)| 2)) .cse2 .cse3 .cse8))))) [2019-09-16 16:36:46,495 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 545 552) no Hoare annotation was computed. [2019-09-16 16:36:46,495 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 545 552) the Hoare annotation is: true [2019-09-16 16:36:46,496 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 549) no Hoare annotation was computed. [2019-09-16 16:36:46,496 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 545 552) no Hoare annotation was computed. [2019-09-16 16:36:46,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 04:36:46 BoogieIcfgContainer [2019-09-16 16:36:46,512 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-16 16:36:46,514 INFO L168 Benchmark]: Toolchain (without parser) took 27732.08 ms. Allocated memory was 137.9 MB in the beginning and 688.9 MB in the end (delta: 551.0 MB). Free memory was 84.1 MB in the beginning and 381.8 MB in the end (delta: -297.7 MB). Peak memory consumption was 509.6 MB. Max. memory is 7.1 GB. [2019-09-16 16:36:46,515 INFO L168 Benchmark]: CDTParser took 0.55 ms. Allocated memory is still 137.9 MB. Free memory was 103.8 MB in the beginning and 103.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 16:36:46,516 INFO L168 Benchmark]: CACSL2BoogieTranslator took 771.61 ms. Allocated memory was 137.9 MB in the beginning and 198.7 MB in the end (delta: 60.8 MB). Free memory was 83.8 MB in the beginning and 163.8 MB in the end (delta: -79.9 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. [2019-09-16 16:36:46,517 INFO L168 Benchmark]: Boogie Preprocessor took 100.25 ms. Allocated memory is still 198.7 MB. Free memory was 163.8 MB in the beginning and 159.4 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-16 16:36:46,518 INFO L168 Benchmark]: RCFGBuilder took 1365.77 ms. Allocated memory was 198.7 MB in the beginning and 219.7 MB in the end (delta: 21.0 MB). Free memory was 159.4 MB in the beginning and 188.5 MB in the end (delta: -29.1 MB). Peak memory consumption was 93.4 MB. Max. memory is 7.1 GB. [2019-09-16 16:36:46,519 INFO L168 Benchmark]: TraceAbstraction took 25487.42 ms. Allocated memory was 219.7 MB in the beginning and 688.9 MB in the end (delta: 469.2 MB). Free memory was 188.5 MB in the beginning and 381.8 MB in the end (delta: -193.3 MB). Peak memory consumption was 532.3 MB. Max. memory is 7.1 GB. [2019-09-16 16:36:46,522 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 ms. Allocated memory is still 137.9 MB. Free memory was 103.8 MB in the beginning and 103.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 771.61 ms. Allocated memory was 137.9 MB in the beginning and 198.7 MB in the end (delta: 60.8 MB). Free memory was 83.8 MB in the beginning and 163.8 MB in the end (delta: -79.9 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.25 ms. Allocated memory is still 198.7 MB. Free memory was 163.8 MB in the beginning and 159.4 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1365.77 ms. Allocated memory was 198.7 MB in the beginning and 219.7 MB in the end (delta: 21.0 MB). Free memory was 159.4 MB in the beginning and 188.5 MB in the end (delta: -29.1 MB). Peak memory consumption was 93.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 25487.42 ms. Allocated memory was 219.7 MB in the beginning and 688.9 MB in the end (delta: 469.2 MB). Free memory was 188.5 MB in the beginning and 381.8 MB in the end (delta: -193.3 MB). Peak memory consumption was 532.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 549]: 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: 709]: Loop Invariant Derived loop invariant: ((((((!(\old(systemActive) == 1) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && waterLevel <= 2) && pumpRunning == 1)) || !(0 == \old(pumpRunning))) || ((((1 == systemActive && 0 == splverifierCounter) && waterLevel <= 2) && pumpRunning == 0) && 1 == methaneLevelCritical)) || ((((1 == systemActive && 0 == splverifierCounter) && waterLevel <= 1) && pumpRunning == 1) && 1 == methaneLevelCritical)) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && pumpRunning == 0) && waterLevel < 2)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 249 locations, 1 error locations. SAFE Result, 25.4s OverallTime, 14 OverallIterations, 3 TraceHistogramMax, 8.9s AutomataDifference, 0.0s DeadEndRemovalTime, 12.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2810 SDtfs, 2796 SDslu, 10561 SDs, 0 SdLazy, 6486 SolverSat, 1407 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 761 GetRequests, 607 SyntacticMatches, 1 SemanticMatches, 153 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 600 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1640occurred 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: 0.7s AutomataMinimizationTime, 14 MinimizatonAttempts, 281 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 4317 PreInvPairs, 4898 NumberOfFragments, 3198 HoareAnnotationTreeSize, 4317 FomulaSimplifications, 18721 FormulaSimplificationTreeSizeReduction, 2.0s HoareSimplificationTime, 67 FomulaSimplificationsInter, 32948 FormulaSimplificationTreeSizeReductionInter, 9.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 1920 NumberOfCodeBlocks, 1920 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 1902 ConstructedInterpolants, 0 QuantifiedInterpolants, 362434 SizeOfPredicates, 19 NumberOfNonLiveVariables, 3496 ConjunctsInSsa, 69 ConjunctsInUnsatCore, 18 InterpolantComputations, 13 PerfectInterpolantSequences, 182/198 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...