./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec5_product43_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/product-lines/minepump_spec5_product43_true-unreach-call_false-termination.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 77b70849cb3dcecd37b0edacca9651109dbc42ac .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 18:48:07,681 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 18:48:07,684 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 18:48:07,696 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 18:48:07,697 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 18:48:07,698 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 18:48:07,699 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 18:48:07,702 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 18:48:07,704 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 18:48:07,705 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 18:48:07,706 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 18:48:07,706 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 18:48:07,707 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 18:48:07,708 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 18:48:07,710 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 18:48:07,711 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 18:48:07,712 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 18:48:07,714 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 18:48:07,717 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 18:48:07,719 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 18:48:07,720 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 18:48:07,721 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 18:48:07,724 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 18:48:07,725 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 18:48:07,725 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 18:48:07,726 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 18:48:07,727 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 18:48:07,728 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 18:48:07,729 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 18:48:07,730 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 18:48:07,731 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 18:48:07,731 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 18:48:07,732 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 18:48:07,732 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 18:48:07,733 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 18:48:07,734 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 18:48:07,734 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 18:48:07,750 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 18:48:07,751 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 18:48:07,751 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 18:48:07,752 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 18:48:07,752 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 18:48:07,752 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 18:48:07,753 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 18:48:07,753 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 18:48:07,753 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 18:48:07,753 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 18:48:07,753 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 18:48:07,753 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 18:48:07,754 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 18:48:07,754 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 18:48:07,754 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 18:48:07,754 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 18:48:07,754 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 18:48:07,754 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 18:48:07,755 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 18:48:07,755 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 18:48:07,755 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 18:48:07,755 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 18:48:07,755 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 18:48:07,756 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 18:48:07,756 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 18:48:07,756 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 18:48:07,756 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 18:48:07,756 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 18:48:07,756 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 18:48:07,757 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 18:48:07,757 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77b70849cb3dcecd37b0edacca9651109dbc42ac [2018-11-28 18:48:07,791 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 18:48:07,804 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 18:48:07,808 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 18:48:07,810 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 18:48:07,810 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 18:48:07,811 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec5_product43_true-unreach-call_false-termination.cil.c [2018-11-28 18:48:07,884 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c4aeddbe/515a068d1d0c4a6189b1e7a582243724/FLAGe78589cc5 [2018-11-28 18:48:08,478 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 18:48:08,479 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec5_product43_true-unreach-call_false-termination.cil.c [2018-11-28 18:48:08,491 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c4aeddbe/515a068d1d0c4a6189b1e7a582243724/FLAGe78589cc5 [2018-11-28 18:48:08,755 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c4aeddbe/515a068d1d0c4a6189b1e7a582243724 [2018-11-28 18:48:08,760 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 18:48:08,761 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 18:48:08,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 18:48:08,769 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 18:48:08,774 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 18:48:08,775 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:48:08" (1/1) ... [2018-11-28 18:48:08,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fbc0696 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:08, skipping insertion in model container [2018-11-28 18:48:08,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:48:08" (1/1) ... [2018-11-28 18:48:08,789 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 18:48:08,855 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 18:48:09,277 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:48:09,304 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 18:48:09,419 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:48:09,556 INFO L195 MainTranslator]: Completed translation [2018-11-28 18:48:09,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:09 WrapperNode [2018-11-28 18:48:09,556 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 18:48:09,558 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 18:48:09,558 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 18:48:09,558 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 18:48:09,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:09" (1/1) ... [2018-11-28 18:48:09,601 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:09" (1/1) ... [2018-11-28 18:48:09,613 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 18:48:09,614 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 18:48:09,614 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 18:48:09,614 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 18:48:09,625 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:09" (1/1) ... [2018-11-28 18:48:09,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:09" (1/1) ... [2018-11-28 18:48:09,630 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:09" (1/1) ... [2018-11-28 18:48:09,630 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:09" (1/1) ... [2018-11-28 18:48:09,657 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:09" (1/1) ... [2018-11-28 18:48:09,666 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:09" (1/1) ... [2018-11-28 18:48:09,669 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:09" (1/1) ... [2018-11-28 18:48:09,676 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 18:48:09,680 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 18:48:09,682 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 18:48:09,682 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 18:48:09,683 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:09" (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 [2018-11-28 18:48:09,750 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 18:48:09,750 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 18:48:09,750 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 18:48:09,750 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 18:48:09,751 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-28 18:48:09,751 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-28 18:48:09,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 18:48:09,752 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 18:48:09,752 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 18:48:09,752 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 18:48:09,752 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 18:48:09,752 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 18:48:09,752 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 18:48:09,752 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 18:48:09,753 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 18:48:09,753 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 18:48:09,753 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 18:48:09,753 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 18:48:09,753 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 18:48:09,753 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-28 18:48:09,755 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-28 18:48:09,755 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 18:48:09,756 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 18:48:09,756 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 18:48:09,756 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 18:48:09,756 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 18:48:09,756 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 18:48:09,756 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 18:48:09,757 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 18:48:09,758 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 18:48:09,758 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 18:48:09,758 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 18:48:09,758 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 18:48:09,758 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 18:48:09,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 18:48:09,759 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 18:48:09,759 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 18:48:09,759 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-28 18:48:09,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-28 18:48:09,759 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-28 18:48:09,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-28 18:48:09,761 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-28 18:48:09,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-28 18:48:09,761 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 18:48:09,761 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 18:48:09,761 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 18:48:09,761 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 18:48:09,762 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-28 18:48:09,763 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-28 18:48:09,763 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 18:48:09,763 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 18:48:09,763 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-28 18:48:09,763 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-28 18:48:09,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 18:48:09,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 18:48:09,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 18:48:09,764 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 18:48:09,764 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 18:48:09,764 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 18:48:09,764 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 18:48:09,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 18:48:09,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 18:48:10,901 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 18:48:10,901 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 18:48:10,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:48:10 BoogieIcfgContainer [2018-11-28 18:48:10,902 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 18:48:10,903 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 18:48:10,903 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 18:48:10,906 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 18:48:10,907 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 06:48:08" (1/3) ... [2018-11-28 18:48:10,908 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17d45244 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:48:10, skipping insertion in model container [2018-11-28 18:48:10,908 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:09" (2/3) ... [2018-11-28 18:48:10,908 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17d45244 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:48:10, skipping insertion in model container [2018-11-28 18:48:10,908 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:48:10" (3/3) ... [2018-11-28 18:48:10,910 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product43_true-unreach-call_false-termination.cil.c [2018-11-28 18:48:10,921 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 18:48:10,931 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 18:48:10,949 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 18:48:10,984 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 18:48:10,985 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 18:48:10,985 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 18:48:10,985 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 18:48:10,985 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 18:48:10,985 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 18:48:10,986 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 18:48:10,986 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 18:48:10,986 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 18:48:11,011 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states. [2018-11-28 18:48:11,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-28 18:48:11,023 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:11,025 INFO L402 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] [2018-11-28 18:48:11,028 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:11,035 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:11,035 INFO L82 PathProgramCache]: Analyzing trace with hash -1659130282, now seen corresponding path program 1 times [2018-11-28 18:48:11,037 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:11,038 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:11,097 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:11,098 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:11,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:11,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:11,388 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:48:11,391 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:48:11,392 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 18:48:11,397 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 18:48:11,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 18:48:11,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 18:48:11,417 INFO L87 Difference]: Start difference. First operand 152 states. Second operand 2 states. [2018-11-28 18:48:11,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:11,465 INFO L93 Difference]: Finished difference Result 274 states and 335 transitions. [2018-11-28 18:48:11,465 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 18:48:11,467 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-28 18:48:11,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:11,483 INFO L225 Difference]: With dead ends: 274 [2018-11-28 18:48:11,483 INFO L226 Difference]: Without dead ends: 139 [2018-11-28 18:48:11,489 INFO L631 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 [2018-11-28 18:48:11,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2018-11-28 18:48:11,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2018-11-28 18:48:11,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2018-11-28 18:48:11,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 161 transitions. [2018-11-28 18:48:11,555 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 161 transitions. Word has length 59 [2018-11-28 18:48:11,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:11,556 INFO L480 AbstractCegarLoop]: Abstraction has 139 states and 161 transitions. [2018-11-28 18:48:11,556 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 18:48:11,557 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 161 transitions. [2018-11-28 18:48:11,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-28 18:48:11,562 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:11,562 INFO L402 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] [2018-11-28 18:48:11,562 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:11,563 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:11,564 INFO L82 PathProgramCache]: Analyzing trace with hash -340774322, now seen corresponding path program 1 times [2018-11-28 18:48:11,564 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:11,564 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:11,565 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:11,566 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:11,566 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:11,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:11,702 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:48:11,702 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:48:11,703 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 18:48:11,705 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 18:48:11,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 18:48:11,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:48:11,706 INFO L87 Difference]: Start difference. First operand 139 states and 161 transitions. Second operand 3 states. [2018-11-28 18:48:11,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:11,738 INFO L93 Difference]: Finished difference Result 214 states and 247 transitions. [2018-11-28 18:48:11,739 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 18:48:11,739 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-28 18:48:11,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:11,742 INFO L225 Difference]: With dead ends: 214 [2018-11-28 18:48:11,743 INFO L226 Difference]: Without dead ends: 130 [2018-11-28 18:48:11,745 INFO L631 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 [2018-11-28 18:48:11,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2018-11-28 18:48:11,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2018-11-28 18:48:11,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2018-11-28 18:48:11,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 149 transitions. [2018-11-28 18:48:11,764 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 149 transitions. Word has length 60 [2018-11-28 18:48:11,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:11,765 INFO L480 AbstractCegarLoop]: Abstraction has 130 states and 149 transitions. [2018-11-28 18:48:11,765 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 18:48:11,766 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 149 transitions. [2018-11-28 18:48:11,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-28 18:48:11,769 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:11,769 INFO L402 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] [2018-11-28 18:48:11,769 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:11,770 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:11,770 INFO L82 PathProgramCache]: Analyzing trace with hash 1212483014, now seen corresponding path program 1 times [2018-11-28 18:48:11,771 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:11,771 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:11,772 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:11,772 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:11,772 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:11,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:12,138 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:48:12,138 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:48:12,138 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 18:48:12,139 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 18:48:12,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 18:48:12,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:48:12,140 INFO L87 Difference]: Start difference. First operand 130 states and 149 transitions. Second operand 7 states. [2018-11-28 18:48:13,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:13,535 INFO L93 Difference]: Finished difference Result 390 states and 465 transitions. [2018-11-28 18:48:13,536 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 18:48:13,536 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2018-11-28 18:48:13,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:13,542 INFO L225 Difference]: With dead ends: 390 [2018-11-28 18:48:13,543 INFO L226 Difference]: Without dead ends: 288 [2018-11-28 18:48:13,544 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 18:48:13,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2018-11-28 18:48:13,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 268. [2018-11-28 18:48:13,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2018-11-28 18:48:13,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 318 transitions. [2018-11-28 18:48:13,592 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 318 transitions. Word has length 64 [2018-11-28 18:48:13,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:13,593 INFO L480 AbstractCegarLoop]: Abstraction has 268 states and 318 transitions. [2018-11-28 18:48:13,593 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 18:48:13,593 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 318 transitions. [2018-11-28 18:48:13,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-28 18:48:13,598 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:13,598 INFO L402 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] [2018-11-28 18:48:13,598 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:13,599 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:13,599 INFO L82 PathProgramCache]: Analyzing trace with hash 1917794855, now seen corresponding path program 1 times [2018-11-28 18:48:13,600 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:13,600 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:13,601 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:13,602 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:13,602 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:13,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:13,756 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 18:48:13,757 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:48:13,757 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 18:48:13,757 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 18:48:13,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 18:48:13,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:48:13,758 INFO L87 Difference]: Start difference. First operand 268 states and 318 transitions. Second operand 7 states. [2018-11-28 18:48:14,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:14,778 INFO L93 Difference]: Finished difference Result 669 states and 845 transitions. [2018-11-28 18:48:14,780 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 18:48:14,781 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-11-28 18:48:14,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:14,787 INFO L225 Difference]: With dead ends: 669 [2018-11-28 18:48:14,787 INFO L226 Difference]: Without dead ends: 429 [2018-11-28 18:48:14,790 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-28 18:48:14,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 429 states. [2018-11-28 18:48:14,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 429 to 382. [2018-11-28 18:48:14,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2018-11-28 18:48:14,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 454 transitions. [2018-11-28 18:48:14,851 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 454 transitions. Word has length 70 [2018-11-28 18:48:14,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:14,852 INFO L480 AbstractCegarLoop]: Abstraction has 382 states and 454 transitions. [2018-11-28 18:48:14,852 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 18:48:14,852 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 454 transitions. [2018-11-28 18:48:14,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-28 18:48:14,857 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:14,857 INFO L402 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] [2018-11-28 18:48:14,857 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:14,857 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:14,858 INFO L82 PathProgramCache]: Analyzing trace with hash 848308515, now seen corresponding path program 1 times [2018-11-28 18:48:14,858 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:14,858 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:14,860 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:14,861 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:14,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:14,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:15,114 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:48:15,114 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:48:15,115 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 18:48:15,115 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:48:15,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:48:15,116 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:48:15,116 INFO L87 Difference]: Start difference. First operand 382 states and 454 transitions. Second operand 6 states. [2018-11-28 18:48:15,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:15,233 INFO L93 Difference]: Finished difference Result 750 states and 916 transitions. [2018-11-28 18:48:15,256 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 18:48:15,257 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 102 [2018-11-28 18:48:15,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:15,261 INFO L225 Difference]: With dead ends: 750 [2018-11-28 18:48:15,261 INFO L226 Difference]: Without dead ends: 396 [2018-11-28 18:48:15,264 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:48:15,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2018-11-28 18:48:15,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 392. [2018-11-28 18:48:15,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 392 states. [2018-11-28 18:48:15,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 392 states and 464 transitions. [2018-11-28 18:48:15,322 INFO L78 Accepts]: Start accepts. Automaton has 392 states and 464 transitions. Word has length 102 [2018-11-28 18:48:15,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:15,323 INFO L480 AbstractCegarLoop]: Abstraction has 392 states and 464 transitions. [2018-11-28 18:48:15,323 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:48:15,323 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 464 transitions. [2018-11-28 18:48:15,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-28 18:48:15,328 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:15,329 INFO L402 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] [2018-11-28 18:48:15,329 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:15,329 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:15,329 INFO L82 PathProgramCache]: Analyzing trace with hash -1201079327, now seen corresponding path program 1 times [2018-11-28 18:48:15,329 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:15,335 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:15,336 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:15,337 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:15,337 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:15,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:15,616 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:48:15,616 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:48:15,616 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 18:48:15,618 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 18:48:15,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 18:48:15,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 18:48:15,618 INFO L87 Difference]: Start difference. First operand 392 states and 464 transitions. Second operand 8 states. [2018-11-28 18:48:15,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:15,905 INFO L93 Difference]: Finished difference Result 770 states and 936 transitions. [2018-11-28 18:48:15,906 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:48:15,907 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 102 [2018-11-28 18:48:15,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:15,911 INFO L225 Difference]: With dead ends: 770 [2018-11-28 18:48:15,911 INFO L226 Difference]: Without dead ends: 406 [2018-11-28 18:48:15,913 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 18:48:15,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 406 states. [2018-11-28 18:48:15,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 406 to 400. [2018-11-28 18:48:15,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 400 states. [2018-11-28 18:48:15,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 472 transitions. [2018-11-28 18:48:15,953 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 472 transitions. Word has length 102 [2018-11-28 18:48:15,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:15,955 INFO L480 AbstractCegarLoop]: Abstraction has 400 states and 472 transitions. [2018-11-28 18:48:15,955 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 18:48:15,955 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 472 transitions. [2018-11-28 18:48:15,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-28 18:48:15,959 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:15,959 INFO L402 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] [2018-11-28 18:48:15,960 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:15,960 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:15,960 INFO L82 PathProgramCache]: Analyzing trace with hash -231498304, now seen corresponding path program 1 times [2018-11-28 18:48:15,960 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:15,960 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:15,964 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:15,965 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:15,965 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:15,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:16,337 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-28 18:48:16,346 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:48:16,346 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:48:16,346 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 18:48:16,347 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 18:48:16,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 18:48:16,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 18:48:16,347 INFO L87 Difference]: Start difference. First operand 400 states and 472 transitions. Second operand 4 states. [2018-11-28 18:48:17,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:17,170 INFO L93 Difference]: Finished difference Result 1246 states and 1543 transitions. [2018-11-28 18:48:17,170 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 18:48:17,171 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 102 [2018-11-28 18:48:17,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:17,178 INFO L225 Difference]: With dead ends: 1246 [2018-11-28 18:48:17,179 INFO L226 Difference]: Without dead ends: 874 [2018-11-28 18:48:17,180 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 18:48:17,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 874 states. [2018-11-28 18:48:17,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 874 to 857. [2018-11-28 18:48:17,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 857 states. [2018-11-28 18:48:17,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 857 states and 1038 transitions. [2018-11-28 18:48:17,271 INFO L78 Accepts]: Start accepts. Automaton has 857 states and 1038 transitions. Word has length 102 [2018-11-28 18:48:17,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:17,275 INFO L480 AbstractCegarLoop]: Abstraction has 857 states and 1038 transitions. [2018-11-28 18:48:17,275 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 18:48:17,275 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1038 transitions. [2018-11-28 18:48:17,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-28 18:48:17,281 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:17,282 INFO L402 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, 1] [2018-11-28 18:48:17,282 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:17,282 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:17,282 INFO L82 PathProgramCache]: Analyzing trace with hash 927235322, now seen corresponding path program 1 times [2018-11-28 18:48:17,283 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:17,283 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:17,285 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:17,286 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:17,286 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:17,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:17,546 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:48:17,547 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:48:17,547 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 18:48:17,547 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 18:48:17,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 18:48:17,548 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-28 18:48:17,548 INFO L87 Difference]: Start difference. First operand 857 states and 1038 transitions. Second operand 9 states. [2018-11-28 18:48:18,220 WARN L180 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 6 [2018-11-28 18:48:21,474 WARN L180 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 10 DAG size of output: 7 [2018-11-28 18:48:22,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:22,245 INFO L93 Difference]: Finished difference Result 2368 states and 2999 transitions. [2018-11-28 18:48:22,249 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-28 18:48:22,249 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 106 [2018-11-28 18:48:22,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:22,263 INFO L225 Difference]: With dead ends: 2368 [2018-11-28 18:48:22,263 INFO L226 Difference]: Without dead ends: 1711 [2018-11-28 18:48:22,267 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-28 18:48:22,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1711 states. [2018-11-28 18:48:22,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1711 to 1516. [2018-11-28 18:48:22,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1516 states. [2018-11-28 18:48:22,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 1516 states and 1816 transitions. [2018-11-28 18:48:22,392 INFO L78 Accepts]: Start accepts. Automaton has 1516 states and 1816 transitions. Word has length 106 [2018-11-28 18:48:22,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:22,394 INFO L480 AbstractCegarLoop]: Abstraction has 1516 states and 1816 transitions. [2018-11-28 18:48:22,394 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 18:48:22,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1816 transitions. [2018-11-28 18:48:22,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-28 18:48:22,399 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:22,400 INFO L402 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, 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] [2018-11-28 18:48:22,400 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:22,400 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:22,401 INFO L82 PathProgramCache]: Analyzing trace with hash 1045524857, now seen corresponding path program 1 times [2018-11-28 18:48:22,404 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:22,407 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:22,408 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:22,408 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:22,408 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:22,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:22,797 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 22 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-28 18:48:22,797 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 18:48:22,797 INFO L223 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 [2018-11-28 18:48:22,808 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:22,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:22,967 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 18:48:23,734 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:48:23,762 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 18:48:23,762 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-28 18:48:23,763 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-28 18:48:23,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-28 18:48:23,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-28 18:48:23,765 INFO L87 Difference]: Start difference. First operand 1516 states and 1816 transitions. Second operand 16 states. [2018-11-28 18:48:26,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:26,792 INFO L93 Difference]: Finished difference Result 2875 states and 3570 transitions. [2018-11-28 18:48:26,793 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-28 18:48:26,794 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 149 [2018-11-28 18:48:26,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:26,805 INFO L225 Difference]: With dead ends: 2875 [2018-11-28 18:48:26,805 INFO L226 Difference]: Without dead ends: 1553 [2018-11-28 18:48:26,811 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2018-11-28 18:48:26,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1553 states. [2018-11-28 18:48:26,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1553 to 1135. [2018-11-28 18:48:26,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1135 states. [2018-11-28 18:48:26,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 1135 states and 1319 transitions. [2018-11-28 18:48:26,896 INFO L78 Accepts]: Start accepts. Automaton has 1135 states and 1319 transitions. Word has length 149 [2018-11-28 18:48:26,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:26,896 INFO L480 AbstractCegarLoop]: Abstraction has 1135 states and 1319 transitions. [2018-11-28 18:48:26,896 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-28 18:48:26,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1319 transitions. [2018-11-28 18:48:26,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-11-28 18:48:26,904 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:26,904 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:48:26,905 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:26,905 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:26,905 INFO L82 PathProgramCache]: Analyzing trace with hash 2000365410, now seen corresponding path program 1 times [2018-11-28 18:48:26,905 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:26,905 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:26,908 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:26,908 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:26,908 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:26,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:27,060 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2018-11-28 18:48:27,060 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:48:27,060 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 18:48:27,062 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 18:48:27,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 18:48:27,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:48:27,062 INFO L87 Difference]: Start difference. First operand 1135 states and 1319 transitions. Second operand 3 states. [2018-11-28 18:48:27,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:27,120 INFO L93 Difference]: Finished difference Result 1321 states and 1544 transitions. [2018-11-28 18:48:27,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 18:48:27,123 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 271 [2018-11-28 18:48:27,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:27,125 INFO L225 Difference]: With dead ends: 1321 [2018-11-28 18:48:27,125 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 18:48:27,129 INFO L631 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 [2018-11-28 18:48:27,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 18:48:27,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 18:48:27,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 18:48:27,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 18:48:27,131 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 271 [2018-11-28 18:48:27,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:27,131 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 18:48:27,131 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 18:48:27,131 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 18:48:27,131 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 18:48:27,139 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 18:48:27,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:27,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:27,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:27,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:27,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:27,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:27,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:27,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:27,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:27,660 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:27,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:27,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:27,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:27,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:27,714 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:27,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:27,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:28,191 WARN L180 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 18 [2018-11-28 18:48:28,642 WARN L180 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 26 [2018-11-28 18:48:29,072 WARN L180 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 22 [2018-11-28 18:48:29,629 WARN L180 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 31 [2018-11-28 18:48:29,856 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 28 [2018-11-28 18:48:30,006 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 32 [2018-11-28 18:48:30,390 WARN L180 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 39 [2018-11-28 18:48:30,688 WARN L180 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 42 [2018-11-28 18:48:31,022 WARN L180 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 50 [2018-11-28 18:48:31,257 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 27 [2018-11-28 18:48:31,591 WARN L180 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 35 [2018-11-28 18:48:31,779 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 25 [2018-11-28 18:48:32,695 WARN L180 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 31 [2018-11-28 18:48:32,815 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 1 [2018-11-28 18:48:33,092 WARN L180 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 1 [2018-11-28 18:48:33,808 WARN L180 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 33 [2018-11-28 18:48:34,560 WARN L180 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 48 [2018-11-28 18:48:34,734 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 34 [2018-11-28 18:48:34,908 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 940 946) the Hoare annotation is: true [2018-11-28 18:48:34,908 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 940 946) no Hoare annotation was computed. [2018-11-28 18:48:34,908 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 947 955) no Hoare annotation was computed. [2018-11-28 18:48:34,909 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 947 955) the Hoare annotation is: true [2018-11-28 18:48:34,909 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 947 955) no Hoare annotation was computed. [2018-11-28 18:48:34,909 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 874 881) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-28 18:48:34,909 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 874 881) no Hoare annotation was computed. [2018-11-28 18:48:34,909 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 874 881) no Hoare annotation was computed. [2018-11-28 18:48:34,911 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 882 891) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)))) (and (or (not (= ~systemActive~0 0)) .cse0 (or .cse1 .cse2)) (or .cse1 .cse3 .cse2 (not (= ~waterLevel~0 1)) .cse0) (or .cse0 (not (= 1 ~pumpRunning~0)) .cse3 .cse2))) [2018-11-28 18:48:34,911 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 882 891) no Hoare annotation was computed. [2018-11-28 18:48:34,911 INFO L448 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-11-28 18:48:34,911 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 882 891) no Hoare annotation was computed. [2018-11-28 18:48:34,911 INFO L448 ceAbstractionStarter]: For program point L898-1(line 898) no Hoare annotation was computed. [2018-11-28 18:48:34,911 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 892 920) the Hoare annotation is: true [2018-11-28 18:48:34,911 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 892 920) no Hoare annotation was computed. [2018-11-28 18:48:34,912 INFO L444 ceAbstractionStarter]: At program point L907(line 907) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~waterLevel~0 2))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4 (not (= ~waterLevel~0 1))) (or .cse0 .cse1 .cse4) (or .cse3 .cse1 .cse4 .cse2) (or (not (= ~systemActive~0 0)) (or .cse3 .cse4)))) [2018-11-28 18:48:34,912 INFO L448 ceAbstractionStarter]: For program point L905(lines 905 911) no Hoare annotation was computed. [2018-11-28 18:48:34,912 INFO L448 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-11-28 18:48:34,912 INFO L444 ceAbstractionStarter]: At program point L902(line 902) the Hoare annotation is: (let ((.cse3 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or (not (= ~systemActive~0 0)) .cse2 (or .cse3 .cse1)) (or .cse3 .cse0 .cse2 .cse1))) [2018-11-28 18:48:34,912 INFO L448 ceAbstractionStarter]: For program point L902-1(line 902) no Hoare annotation was computed. [2018-11-28 18:48:34,912 INFO L448 ceAbstractionStarter]: For program point L900(lines 900 917) no Hoare annotation was computed. [2018-11-28 18:48:34,912 INFO L448 ceAbstractionStarter]: For program point L900-1(lines 892 920) no Hoare annotation was computed. [2018-11-28 18:48:34,912 INFO L451 ceAbstractionStarter]: At program point L898(line 898) the Hoare annotation is: true [2018-11-28 18:48:34,912 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 488 510) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 18:48:34,913 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 488 510) no Hoare annotation was computed. [2018-11-28 18:48:34,913 INFO L444 ceAbstractionStarter]: At program point L500(line 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 18:48:34,913 INFO L444 ceAbstractionStarter]: At program point L500-1(line 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 18:48:34,913 INFO L448 ceAbstractionStarter]: For program point L498(lines 498 505) no Hoare annotation was computed. [2018-11-28 18:48:34,913 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 498 505) no Hoare annotation was computed. [2018-11-28 18:48:34,913 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-28 18:48:34,913 INFO L444 ceAbstractionStarter]: At program point L495(line 495) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 18:48:34,913 INFO L444 ceAbstractionStarter]: At program point L494(line 494) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 18:48:34,921 INFO L444 ceAbstractionStarter]: At program point L494-1(line 494) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 18:48:34,921 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 488 510) no Hoare annotation was computed. [2018-11-28 18:48:34,921 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 761 775) no Hoare annotation was computed. [2018-11-28 18:48:34,921 INFO L444 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 0)) (or .cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (or (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1)) (or .cse0 (not (= ~waterLevel~0 1))))) [2018-11-28 18:48:34,921 INFO L448 ceAbstractionStarter]: For program point L765(lines 765 771) no Hoare annotation was computed. [2018-11-28 18:48:34,921 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 761 775) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|)))) (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse3 (not (= |old(~systemActive~0)| 0))) (.cse4 (= ~systemActive~0 0)) (.cse1 (or .cse2 (not (= ~waterLevel~0 2))))) (and (or .cse0 .cse1) (or .cse2 (not (= ~waterLevel~0 1)) .cse0) (or .cse3 (and .cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (or .cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (or (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1)) (or .cse3 .cse4 .cse1)))) [2018-11-28 18:48:34,922 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 761 775) no Hoare annotation was computed. [2018-11-28 18:48:34,922 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 697 705) no Hoare annotation was computed. [2018-11-28 18:48:34,922 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 697 705) the Hoare annotation is: true [2018-11-28 18:48:34,922 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 697 705) no Hoare annotation was computed. [2018-11-28 18:48:34,922 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 933 939) no Hoare annotation was computed. [2018-11-28 18:48:34,922 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 933 939) the Hoare annotation is: true [2018-11-28 18:48:34,922 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 474 484) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 18:48:34,922 INFO L444 ceAbstractionStarter]: At program point L479(line 479) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 18:48:34,922 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 474 484) no Hoare annotation was computed. [2018-11-28 18:48:34,922 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 474 484) no Hoare annotation was computed. [2018-11-28 18:48:34,923 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 686 696) the Hoare annotation is: true [2018-11-28 18:48:34,923 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 686 696) no Hoare annotation was computed. [2018-11-28 18:48:34,923 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 686 696) no Hoare annotation was computed. [2018-11-28 18:48:34,923 INFO L451 ceAbstractionStarter]: At program point L691(line 691) the Hoare annotation is: true [2018-11-28 18:48:34,923 INFO L448 ceAbstractionStarter]: For program point L691-1(line 691) no Hoare annotation was computed. [2018-11-28 18:48:34,923 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 678 685) the Hoare annotation is: (or (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1)) [2018-11-28 18:48:34,923 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 678 685) no Hoare annotation was computed. [2018-11-28 18:48:34,923 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 678 685) no Hoare annotation was computed. [2018-11-28 18:48:34,923 INFO L448 ceAbstractionStarter]: For program point L861(lines 861 867) no Hoare annotation was computed. [2018-11-28 18:48:34,923 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 857 870) no Hoare annotation was computed. [2018-11-28 18:48:34,924 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 857 870) the Hoare annotation is: true [2018-11-28 18:48:34,929 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 857 870) no Hoare annotation was computed. [2018-11-28 18:48:34,929 INFO L444 ceAbstractionStarter]: At program point L641(line 641) the Hoare annotation is: (let ((.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (and (= processEnvironment_~tmp~5 0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 .cse3 .cse0 .cse1 (not (= ~waterLevel~0 1))) (or .cse1 (or .cse2 .cse0 (not (= ~waterLevel~0 2))) .cse3))) [2018-11-28 18:48:34,929 INFO L444 ceAbstractionStarter]: At program point L637(line 637) the Hoare annotation is: (let ((.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 .cse0 .cse1 (not (= ~waterLevel~0 1))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse1 (or .cse2 .cse0 (not (= ~waterLevel~0 2)))))) [2018-11-28 18:48:34,929 INFO L448 ceAbstractionStarter]: For program point L635(lines 635 643) no Hoare annotation was computed. [2018-11-28 18:48:34,929 INFO L444 ceAbstractionStarter]: At program point L633(line 633) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2))) .cse3) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1)) .cse3))) [2018-11-28 18:48:34,929 INFO L448 ceAbstractionStarter]: For program point L633-1(line 633) no Hoare annotation was computed. [2018-11-28 18:48:34,930 INFO L448 ceAbstractionStarter]: For program point L631(lines 631 648) no Hoare annotation was computed. [2018-11-28 18:48:34,930 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 627 651) no Hoare annotation was computed. [2018-11-28 18:48:34,930 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 627 651) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2))) .cse3) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1)) .cse3) (or .cse3 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0))) [2018-11-28 18:48:34,930 INFO L444 ceAbstractionStarter]: At program point L646(line 646) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0))) [2018-11-28 18:48:34,930 INFO L448 ceAbstractionStarter]: For program point L646-1(lines 627 651) no Hoare annotation was computed. [2018-11-28 18:48:34,930 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 619 625) no Hoare annotation was computed. [2018-11-28 18:48:34,930 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 619 625) the Hoare annotation is: true [2018-11-28 18:48:34,930 INFO L444 ceAbstractionStarter]: At program point L545(line 545) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and (= ~systemActive~0 0) .cse4 .cse3 .cse5) (and .cse4 .cse0 .cse2 .cse3) (and .cse1 .cse2 .cse3 .cse5) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse4 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-11-28 18:48:34,934 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 513 578) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 18:48:34,934 INFO L448 ceAbstractionStarter]: For program point L543(lines 543 549) no Hoare annotation was computed. [2018-11-28 18:48:34,934 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 543 549) no Hoare annotation was computed. [2018-11-28 18:48:34,934 INFO L444 ceAbstractionStarter]: At program point L568(lines 523 570) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= ~systemActive~0 0) .cse0 .cse3 .cse4) (and .cse1 .cse5 .cse2 .cse3) (and .cse5 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-11-28 18:48:34,934 INFO L444 ceAbstractionStarter]: At program point L535(line 535) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse6 (= ~systemActive~0 1)) (.cse1 (= test_~splverifierCounter~0 0))) (let ((.cse4 (= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (and .cse0 .cse6 .cse1))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~systemActive~0 0) (and .cse0 .cse1) .cse2) (and .cse3 .cse4 .cse2) (and .cse4 .cse5 .cse6 .cse1) (and .cse5 .cse6 .cse1 .cse2) (and .cse3 (= 1 ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))))) [2018-11-28 18:48:34,934 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 513 578) no Hoare annotation was computed. [2018-11-28 18:48:34,934 INFO L448 ceAbstractionStarter]: For program point L533(lines 533 539) no Hoare annotation was computed. [2018-11-28 18:48:34,935 INFO L448 ceAbstractionStarter]: For program point L533-1(lines 533 539) no Hoare annotation was computed. [2018-11-28 18:48:34,935 INFO L448 ceAbstractionStarter]: For program point L525(lines 525 529) no Hoare annotation was computed. [2018-11-28 18:48:34,935 INFO L444 ceAbstractionStarter]: At program point L571(lines 522 572) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 18:48:34,935 INFO L444 ceAbstractionStarter]: At program point L561(line 561) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~systemActive~0 0) .cse0 .cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (and (= ~pumpRunning~0 1) .cse1) (and .cse0 (= 2 ~waterLevel~0) .cse1) (not (= |old(~systemActive~0)| 1)) (and .cse0 (= 1 ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-11-28 18:48:34,935 INFO L448 ceAbstractionStarter]: For program point L559(lines 559 565) no Hoare annotation was computed. [2018-11-28 18:48:34,935 INFO L444 ceAbstractionStarter]: At program point L559-1(lines 553 566) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse4 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse2 .cse3) (and .cse1 .cse2 .cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 0) (and .cse4 .cse3)) (not (= |old(~waterLevel~0)| 1)) (and .cse4 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-11-28 18:48:34,935 INFO L448 ceAbstractionStarter]: For program point L524(lines 523 570) no Hoare annotation was computed. [2018-11-28 18:48:34,935 INFO L448 ceAbstractionStarter]: For program point L553(lines 553 566) no Hoare annotation was computed. [2018-11-28 18:48:34,935 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 513 578) no Hoare annotation was computed. [2018-11-28 18:48:34,936 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 652 659) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-28 18:48:34,936 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 652 659) no Hoare annotation was computed. [2018-11-28 18:48:34,936 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 652 659) no Hoare annotation was computed. [2018-11-28 18:48:34,936 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:48:34,936 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (or (= ~waterLevel~0 1) (= |old(~waterLevel~0)| ~waterLevel~0))) [2018-11-28 18:48:34,936 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:48:34,936 INFO L444 ceAbstractionStarter]: At program point L672(line 672) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-28 18:48:34,936 INFO L448 ceAbstractionStarter]: For program point L672-1(lines 661 677) no Hoare annotation was computed. [2018-11-28 18:48:34,936 INFO L448 ceAbstractionStarter]: For program point L668(lines 668 674) no Hoare annotation was computed. [2018-11-28 18:48:34,936 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 661 677) no Hoare annotation was computed. [2018-11-28 18:48:34,937 INFO L444 ceAbstractionStarter]: At program point L666(line 666) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-28 18:48:34,940 INFO L448 ceAbstractionStarter]: For program point L666-1(line 666) no Hoare annotation was computed. [2018-11-28 18:48:34,940 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 661 677) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-28 18:48:34,941 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 848 856) the Hoare annotation is: true [2018-11-28 18:48:34,941 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 848 856) no Hoare annotation was computed. [2018-11-28 18:48:34,941 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 848 856) no Hoare annotation was computed. [2018-11-28 18:48:34,941 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 742 760) no Hoare annotation was computed. [2018-11-28 18:48:34,941 INFO L448 ceAbstractionStarter]: For program point L751(lines 751 755) no Hoare annotation was computed. [2018-11-28 18:48:34,941 INFO L451 ceAbstractionStarter]: At program point L749(line 749) the Hoare annotation is: true [2018-11-28 18:48:34,941 INFO L448 ceAbstractionStarter]: For program point L751-2(lines 751 755) no Hoare annotation was computed. [2018-11-28 18:48:34,941 INFO L448 ceAbstractionStarter]: For program point L749-1(line 749) no Hoare annotation was computed. [2018-11-28 18:48:34,941 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 742 760) the Hoare annotation is: true [2018-11-28 18:48:34,941 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 742 760) no Hoare annotation was computed. [2018-11-28 18:48:34,941 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 804 815) the Hoare annotation is: true [2018-11-28 18:48:34,942 INFO L448 ceAbstractionStarter]: For program point L808-1(lines 804 815) no Hoare annotation was computed. [2018-11-28 18:48:34,942 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 804 815) no Hoare annotation was computed. [2018-11-28 18:48:34,942 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 816 824) the Hoare annotation is: true [2018-11-28 18:48:34,942 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 816 824) no Hoare annotation was computed. [2018-11-28 18:48:34,942 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 816 824) no Hoare annotation was computed. [2018-11-28 18:48:34,942 INFO L444 ceAbstractionStarter]: At program point L608(line 608) the Hoare annotation is: (let ((.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (= 1 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse1 (not (= ~systemActive~0 1))) (.cse7 (not (= |old(~waterLevel~0)| 2))) (.cse2 (= 0 ~pumpRunning~0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1)) (and .cse2 .cse3 .cse4)) (or (and .cse5 .cse4) .cse6 .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or (or (or .cse1 .cse7) .cse6) (and .cse3 .cse5 .cse4)) (or (or .cse0 .cse1 .cse7) (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse4)) (or (not (= ~systemActive~0 0)) .cse0))) [2018-11-28 18:48:34,942 INFO L444 ceAbstractionStarter]: At program point L606(lines 606 612) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse8 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (= 1 ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 1)) (.cse7 (not (= |old(~waterLevel~0)| 2))) (.cse9 (not (= ~systemActive~0 0))) (.cse2 (= 0 ~pumpRunning~0)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1)) (and .cse2 .cse3 .cse4)) (or (and .cse2 .cse5 .cse4) (and .cse6 .cse5) (or .cse0 .cse1 .cse7)) (or (and .cse6 .cse4) .cse8 .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or (or (or .cse1 .cse7) .cse8) (and .cse3 .cse6 .cse4)) (or .cse5 .cse9 (or .cse0 .cse7)) (or .cse9 (and .cse2 (or (= ~waterLevel~0 1) .cse5) .cse4) .cse0))) [2018-11-28 18:48:34,943 INFO L444 ceAbstractionStarter]: At program point L601(line 601) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse3 (= ~pumpRunning~0 1)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (not (= ~systemActive~0 0)) .cse0) (or (and .cse3 .cse4 .cse5) (or (or .cse1 .cse2) .cse6)) (or (and .cse3 (or (= ~waterLevel~0 1) .cse4) .cse5) .cse6 .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))))) [2018-11-28 18:48:34,943 INFO L448 ceAbstractionStarter]: For program point L599(lines 595 617) no Hoare annotation was computed. [2018-11-28 18:48:34,943 INFO L448 ceAbstractionStarter]: For program point L597(lines 595 617) no Hoare annotation was computed. [2018-11-28 18:48:34,943 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 592 618) the Hoare annotation is: (let ((.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse5 (= 0 ~pumpRunning~0)) (.cse8 (not (= |old(~waterLevel~0)| 2))) (.cse10 (= ~pumpRunning~0 1)) (.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse9 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (not (= ~systemActive~0 0))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (and .cse5 (= 1 ~waterLevel~0)) .cse1 .cse3) (or .cse6 (and .cse5 (or (= ~waterLevel~0 1) .cse7)) .cse0) (or (or (or .cse1 .cse8) .cse9) (and .cse10 .cse7)) (or .cse6 .cse7 (or .cse0 .cse8)) (or (and .cse5 .cse7) (or .cse0 .cse1 .cse8)) (or (and .cse10 .cse7 .cse4) .cse9 .cse1 .cse2) (or .cse6 .cse4 (or .cse0 .cse2)))) [2018-11-28 18:48:34,943 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 592 618) no Hoare annotation was computed. [2018-11-28 18:48:34,943 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 592 618) no Hoare annotation was computed. [2018-11-28 18:48:34,943 INFO L451 ceAbstractionStarter]: At program point L418-2(lines 418 432) the Hoare annotation is: true [2018-11-28 18:48:34,943 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 408 437) no Hoare annotation was computed. [2018-11-28 18:48:34,943 INFO L451 ceAbstractionStarter]: At program point L414(line 414) the Hoare annotation is: true [2018-11-28 18:48:34,944 INFO L448 ceAbstractionStarter]: For program point L414-1(line 414) no Hoare annotation was computed. [2018-11-28 18:48:34,944 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 408 437) the Hoare annotation is: true [2018-11-28 18:48:34,944 INFO L451 ceAbstractionStarter]: At program point L433(lines 408 437) the Hoare annotation is: true [2018-11-28 18:48:34,944 INFO L448 ceAbstractionStarter]: For program point L429(line 429) no Hoare annotation was computed. [2018-11-28 18:48:34,944 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 426) no Hoare annotation was computed. [2018-11-28 18:48:34,944 INFO L451 ceAbstractionStarter]: At program point L422-1(lines 422 426) the Hoare annotation is: true [2018-11-28 18:48:34,944 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-28 18:48:34,944 INFO L448 ceAbstractionStarter]: For program point L784-1(lines 780 791) no Hoare annotation was computed. [2018-11-28 18:48:34,944 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 780 791) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= |old(~waterLevel~0)| 2))) (or (or (= ~waterLevel~0 1) .cse0) .cse1 .cse2 .cse3))) [2018-11-28 18:48:34,944 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 780 791) no Hoare annotation was computed. [2018-11-28 18:48:34,944 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 465 471) no Hoare annotation was computed. [2018-11-28 18:48:34,945 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 465 471) the Hoare annotation is: true [2018-11-28 18:48:34,945 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:48:34,945 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-28 18:48:34,945 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 18:48:34,945 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:48:34,945 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 792 803) no Hoare annotation was computed. [2018-11-28 18:48:34,945 INFO L448 ceAbstractionStarter]: For program point L796-1(lines 792 803) no Hoare annotation was computed. [2018-11-28 18:48:34,945 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 792 803) the Hoare annotation is: (let ((.cse6 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (or (= ~waterLevel~0 1) .cse6)) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 0))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= |old(~waterLevel~0)| 2)))) (and (or (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (= 1 ~waterLevel~0)) (or .cse2 .cse1 .cse3 .cse4) (or .cse2 .cse5 .cse4 .cse0) (or (or .cse0 .cse1) .cse6 .cse4 .cse7) (or .cse1 .cse3 .cse6 .cse7) (or .cse6 .cse5 .cse4 .cse0 .cse7)))) [2018-11-28 18:48:34,945 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 957 964) no Hoare annotation was computed. [2018-11-28 18:48:34,946 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 957 964) the Hoare annotation is: true [2018-11-28 18:48:34,946 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 961) no Hoare annotation was computed. [2018-11-28 18:48:34,946 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 957 964) no Hoare annotation was computed. [2018-11-28 18:48:34,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 06:48:34 BoogieIcfgContainer [2018-11-28 18:48:34,965 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 18:48:34,966 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 18:48:34,966 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 18:48:34,966 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 18:48:34,966 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:48:10" (3/4) ... [2018-11-28 18:48:34,976 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 18:48:34,983 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 18:48:34,983 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 18:48:34,983 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-28 18:48:34,984 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-28 18:48:34,984 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-28 18:48:34,984 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 18:48:34,984 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-28 18:48:34,984 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 18:48:34,984 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 18:48:34,984 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 18:48:34,984 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-28 18:48:34,984 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 18:48:34,984 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 18:48:34,985 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 18:48:34,985 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 18:48:34,985 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 18:48:34,985 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-28 18:48:34,985 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 18:48:34,985 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 18:48:34,985 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-28 18:48:34,985 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 18:48:34,985 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 18:48:34,985 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 18:48:34,985 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 18:48:34,986 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 18:48:34,986 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 18:48:34,986 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 18:48:34,986 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 18:48:34,986 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 18:48:34,996 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2018-11-28 18:48:34,996 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-28 18:48:34,997 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 18:48:34,997 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 18:48:34,998 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 18:48:34,998 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 18:48:35,027 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(0 == \old(pumpRunning)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((systemActive == 0 && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || (((pumpRunning == 1 && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || (((0 == pumpRunning && 1 == waterLevel) && systemActive == 1) && splverifierCounter == 0) [2018-11-28 18:48:35,028 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-28 18:48:35,103 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 18:48:35,103 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 18:48:35,104 INFO L168 Benchmark]: Toolchain (without parser) took 26344.09 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 369.6 MB). Free memory was 947.3 MB in the beginning and 1.2 GB in the end (delta: -208.1 MB). Peak memory consumption was 161.5 MB. Max. memory is 11.5 GB. [2018-11-28 18:48:35,105 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 18:48:35,105 INFO L168 Benchmark]: CACSL2BoogieTranslator took 794.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -193.1 MB). Peak memory consumption was 43.2 MB. Max. memory is 11.5 GB. [2018-11-28 18:48:35,107 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-28 18:48:35,107 INFO L168 Benchmark]: Boogie Preprocessor took 62.52 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 18:48:35,109 INFO L168 Benchmark]: RCFGBuilder took 1221.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 52.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 11.5 GB. [2018-11-28 18:48:35,109 INFO L168 Benchmark]: TraceAbstraction took 24062.49 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 222.8 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -84.7 MB). Peak memory consumption was 424.4 MB. Max. memory is 11.5 GB. [2018-11-28 18:48:35,110 INFO L168 Benchmark]: Witness Printer took 137.76 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 11.5 GB. [2018-11-28 18:48:35,114 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 794.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -193.1 MB). Peak memory consumption was 43.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 56.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 62.52 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1221.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 52.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 24062.49 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 222.8 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -84.7 MB). Peak memory consumption was 424.4 MB. Max. memory is 11.5 GB. * Witness Printer took 137.76 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 961]: 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: 418]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: ((((((!(0 == \old(pumpRunning)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((systemActive == 0 && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || (((pumpRunning == 1 && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || (((0 == pumpRunning && 1 == waterLevel) && systemActive == 1) && splverifierCounter == 0) - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 30 procedures, 152 locations, 1 error locations. SAFE Result, 23.9s OverallTime, 10 OverallIterations, 5 TraceHistogramMax, 11.6s AutomataDifference, 0.0s DeadEndRemovalTime, 7.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 1873 SDtfs, 1435 SDslu, 5333 SDs, 0 SdLazy, 2428 SolverSat, 451 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 270 GetRequests, 187 SyntacticMatches, 1 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 261 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1516occurred in iteration=8, 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: 0.5s AutomataMinimizationTime, 10 MinimizatonAttempts, 707 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 1797 PreInvPairs, 1874 NumberOfFragments, 2024 HoareAnnotationTreeSize, 1797 FomulaSimplifications, 4572 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 62 FomulaSimplificationsInter, 7667 FormulaSimplificationTreeSizeReductionInter, 7.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 1234 NumberOfCodeBlocks, 1234 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1223 ConstructedInterpolants, 0 QuantifiedInterpolants, 246392 SizeOfPredicates, 4 NumberOfNonLiveVariables, 887 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 338/356 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...