./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec1_product47_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_spec1_product47_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 ef0694c6828fdd41a19c9b426d075f4f4dde925f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 18:43:30,713 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 18:43:30,715 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 18:43:30,728 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 18:43:30,728 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 18:43:30,729 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 18:43:30,731 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 18:43:30,733 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 18:43:30,734 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 18:43:30,736 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 18:43:30,737 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 18:43:30,737 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 18:43:30,738 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 18:43:30,739 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 18:43:30,740 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 18:43:30,741 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 18:43:30,742 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 18:43:30,744 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 18:43:30,747 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 18:43:30,749 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 18:43:30,750 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 18:43:30,751 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 18:43:30,754 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 18:43:30,755 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 18:43:30,755 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 18:43:30,756 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 18:43:30,757 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 18:43:30,758 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 18:43:30,759 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 18:43:30,760 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 18:43:30,760 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 18:43:30,761 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 18:43:30,761 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 18:43:30,761 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 18:43:30,762 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 18:43:30,763 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 18:43:30,764 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 18:43:30,795 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 18:43:30,796 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 18:43:30,797 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 18:43:30,797 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 18:43:30,797 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 18:43:30,797 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 18:43:30,802 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 18:43:30,802 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 18:43:30,802 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 18:43:30,802 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 18:43:30,803 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 18:43:30,803 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 18:43:30,803 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 18:43:30,803 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 18:43:30,803 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 18:43:30,803 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 18:43:30,804 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 18:43:30,804 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 18:43:30,804 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 18:43:30,804 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 18:43:30,804 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 18:43:30,804 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 18:43:30,805 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 18:43:30,805 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 18:43:30,806 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 18:43:30,806 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 18:43:30,806 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 18:43:30,806 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 18:43:30,806 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 18:43:30,806 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 18:43:30,807 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 -> ef0694c6828fdd41a19c9b426d075f4f4dde925f [2018-11-28 18:43:30,856 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 18:43:30,870 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 18:43:30,876 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 18:43:30,878 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 18:43:30,878 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 18:43:30,879 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec1_product47_true-unreach-call_false-termination.cil.c [2018-11-28 18:43:30,937 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a84c24f70/e9d37f7683954220acea4a234de2b77e/FLAGbcd82020d [2018-11-28 18:43:31,453 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 18:43:31,454 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec1_product47_true-unreach-call_false-termination.cil.c [2018-11-28 18:43:31,469 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a84c24f70/e9d37f7683954220acea4a234de2b77e/FLAGbcd82020d [2018-11-28 18:43:31,757 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a84c24f70/e9d37f7683954220acea4a234de2b77e [2018-11-28 18:43:31,761 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 18:43:31,763 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 18:43:31,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 18:43:31,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 18:43:31,769 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 18:43:31,770 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:43:31" (1/1) ... [2018-11-28 18:43:31,774 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7188d717 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:31, skipping insertion in model container [2018-11-28 18:43:31,774 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:43:31" (1/1) ... [2018-11-28 18:43:31,783 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 18:43:31,835 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 18:43:32,247 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:43:32,265 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 18:43:32,360 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:43:32,529 INFO L195 MainTranslator]: Completed translation [2018-11-28 18:43:32,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:32 WrapperNode [2018-11-28 18:43:32,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 18:43:32,531 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 18:43:32,531 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 18:43:32,531 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 18:43:32,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:32" (1/1) ... [2018-11-28 18:43:32,579 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:32" (1/1) ... [2018-11-28 18:43:32,591 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 18:43:32,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 18:43:32,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 18:43:32,591 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 18:43:32,601 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:32" (1/1) ... [2018-11-28 18:43:32,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:32" (1/1) ... [2018-11-28 18:43:32,605 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:32" (1/1) ... [2018-11-28 18:43:32,605 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:32" (1/1) ... [2018-11-28 18:43:32,619 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:32" (1/1) ... [2018-11-28 18:43:32,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:32" (1/1) ... [2018-11-28 18:43:32,639 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:32" (1/1) ... [2018-11-28 18:43:32,646 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 18:43:32,647 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 18:43:32,647 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 18:43:32,647 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 18:43:32,652 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:32" (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 18:43:32,717 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 18:43:32,717 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 18:43:32,718 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 18:43:32,718 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 18:43:32,718 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-28 18:43:32,718 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-28 18:43:32,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 18:43:32,718 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 18:43:32,718 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 18:43:32,719 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 18:43:32,719 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 18:43:32,719 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 18:43:32,719 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 18:43:32,719 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 18:43:32,719 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 18:43:32,720 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 18:43:32,720 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 18:43:32,720 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 18:43:32,720 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 18:43:32,720 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 18:43:32,720 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 18:43:32,720 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 18:43:32,721 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 18:43:32,721 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 18:43:32,721 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 18:43:32,721 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 18:43:32,721 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 18:43:32,721 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 18:43:32,721 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 18:43:32,722 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 18:43:32,722 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 18:43:32,722 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 18:43:32,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 18:43:32,722 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 18:43:32,722 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 18:43:32,722 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 18:43:32,723 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 18:43:32,723 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 18:43:32,723 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 18:43:32,723 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 18:43:32,723 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 18:43:32,723 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-28 18:43:32,723 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-28 18:43:32,723 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 18:43:32,724 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 18:43:32,724 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-28 18:43:32,724 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-28 18:43:32,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 18:43:32,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 18:43:32,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 18:43:32,724 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 18:43:32,725 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 18:43:32,725 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 18:43:32,725 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 18:43:32,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 18:43:32,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 18:43:32,725 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-28 18:43:32,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-28 18:43:33,901 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 18:43:33,902 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 18:43:33,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:43:33 BoogieIcfgContainer [2018-11-28 18:43:33,903 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 18:43:33,904 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 18:43:33,904 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 18:43:33,910 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 18:43:33,911 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 06:43:31" (1/3) ... [2018-11-28 18:43:33,911 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ceb9c34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:43:33, skipping insertion in model container [2018-11-28 18:43:33,912 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:43:32" (2/3) ... [2018-11-28 18:43:33,912 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ceb9c34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:43:33, skipping insertion in model container [2018-11-28 18:43:33,912 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:43:33" (3/3) ... [2018-11-28 18:43:33,915 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product47_true-unreach-call_false-termination.cil.c [2018-11-28 18:43:33,925 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 18:43:33,934 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 18:43:33,953 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 18:43:33,989 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 18:43:33,990 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 18:43:33,990 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 18:43:33,990 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 18:43:33,991 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 18:43:33,991 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 18:43:33,991 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 18:43:33,991 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 18:43:33,991 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 18:43:34,016 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2018-11-28 18:43:34,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-28 18:43:34,029 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:34,030 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:43:34,033 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:34,039 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:34,040 INFO L82 PathProgramCache]: Analyzing trace with hash 1105178767, now seen corresponding path program 1 times [2018-11-28 18:43:34,042 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:34,043 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:34,101 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:34,101 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:34,101 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:34,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:34,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:43:34,411 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:34,412 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 18:43:34,417 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 18:43:34,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 18:43:34,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 18:43:34,437 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 2 states. [2018-11-28 18:43:34,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:34,487 INFO L93 Difference]: Finished difference Result 272 states and 341 transitions. [2018-11-28 18:43:34,487 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 18:43:34,488 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-28 18:43:34,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:34,506 INFO L225 Difference]: With dead ends: 272 [2018-11-28 18:43:34,506 INFO L226 Difference]: Without dead ends: 136 [2018-11-28 18:43:34,511 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 18:43:34,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2018-11-28 18:43:34,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2018-11-28 18:43:34,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2018-11-28 18:43:34,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 162 transitions. [2018-11-28 18:43:34,594 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 162 transitions. Word has length 46 [2018-11-28 18:43:34,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:34,597 INFO L480 AbstractCegarLoop]: Abstraction has 136 states and 162 transitions. [2018-11-28 18:43:34,597 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 18:43:34,598 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 162 transitions. [2018-11-28 18:43:34,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-28 18:43:34,606 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:34,607 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:43:34,607 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:34,607 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:34,609 INFO L82 PathProgramCache]: Analyzing trace with hash 1895038508, now seen corresponding path program 1 times [2018-11-28 18:43:34,610 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:34,610 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:34,612 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:34,616 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:34,616 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:34,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:34,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:43:34,848 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:34,848 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 18:43:34,851 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 18:43:34,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 18:43:34,851 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:43:34,852 INFO L87 Difference]: Start difference. First operand 136 states and 162 transitions. Second operand 3 states. [2018-11-28 18:43:34,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:34,891 INFO L93 Difference]: Finished difference Result 215 states and 255 transitions. [2018-11-28 18:43:34,891 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 18:43:34,892 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-11-28 18:43:34,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:34,895 INFO L225 Difference]: With dead ends: 215 [2018-11-28 18:43:34,895 INFO L226 Difference]: Without dead ends: 127 [2018-11-28 18:43:34,897 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 18:43:34,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2018-11-28 18:43:34,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2018-11-28 18:43:34,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2018-11-28 18:43:34,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 150 transitions. [2018-11-28 18:43:34,916 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 150 transitions. Word has length 47 [2018-11-28 18:43:34,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:34,916 INFO L480 AbstractCegarLoop]: Abstraction has 127 states and 150 transitions. [2018-11-28 18:43:34,916 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 18:43:34,917 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 150 transitions. [2018-11-28 18:43:34,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-28 18:43:34,919 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:34,920 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:43:34,920 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:34,920 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:34,920 INFO L82 PathProgramCache]: Analyzing trace with hash -1633888391, now seen corresponding path program 1 times [2018-11-28 18:43:34,921 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:34,921 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:34,922 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:34,922 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:34,922 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:34,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:35,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:43:35,153 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:35,153 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 18:43:35,153 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 18:43:35,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 18:43:35,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:43:35,154 INFO L87 Difference]: Start difference. First operand 127 states and 150 transitions. Second operand 7 states. [2018-11-28 18:43:36,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:36,838 INFO L93 Difference]: Finished difference Result 383 states and 468 transitions. [2018-11-28 18:43:36,839 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 18:43:36,839 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2018-11-28 18:43:36,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:36,844 INFO L225 Difference]: With dead ends: 383 [2018-11-28 18:43:36,844 INFO L226 Difference]: Without dead ends: 280 [2018-11-28 18:43:36,846 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 18:43:36,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2018-11-28 18:43:36,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 272. [2018-11-28 18:43:36,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272 states. [2018-11-28 18:43:36,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 332 transitions. [2018-11-28 18:43:36,914 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 332 transitions. Word has length 51 [2018-11-28 18:43:36,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:36,914 INFO L480 AbstractCegarLoop]: Abstraction has 272 states and 332 transitions. [2018-11-28 18:43:36,914 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 18:43:36,914 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 332 transitions. [2018-11-28 18:43:36,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-28 18:43:36,927 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:36,927 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:43:36,927 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:36,928 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:36,928 INFO L82 PathProgramCache]: Analyzing trace with hash 1409171517, now seen corresponding path program 1 times [2018-11-28 18:43:36,928 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:36,928 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:36,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:36,932 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:36,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:36,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:37,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:43:37,357 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:37,357 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 18:43:37,358 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:43:37,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:43:37,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:43:37,359 INFO L87 Difference]: Start difference. First operand 272 states and 332 transitions. Second operand 6 states. [2018-11-28 18:43:38,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:38,040 INFO L93 Difference]: Finished difference Result 753 states and 944 transitions. [2018-11-28 18:43:38,040 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:43:38,040 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2018-11-28 18:43:38,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:38,050 INFO L225 Difference]: With dead ends: 753 [2018-11-28 18:43:38,051 INFO L226 Difference]: Without dead ends: 505 [2018-11-28 18:43:38,054 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 18:43:38,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 505 states. [2018-11-28 18:43:38,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 505 to 499. [2018-11-28 18:43:38,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 499 states. [2018-11-28 18:43:38,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 614 transitions. [2018-11-28 18:43:38,141 INFO L78 Accepts]: Start accepts. Automaton has 499 states and 614 transitions. Word has length 57 [2018-11-28 18:43:38,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:38,142 INFO L480 AbstractCegarLoop]: Abstraction has 499 states and 614 transitions. [2018-11-28 18:43:38,142 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:43:38,142 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 614 transitions. [2018-11-28 18:43:38,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-28 18:43:38,150 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:38,151 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:43:38,151 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:38,151 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:38,151 INFO L82 PathProgramCache]: Analyzing trace with hash 1704165985, now seen corresponding path program 1 times [2018-11-28 18:43:38,151 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:38,152 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:38,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:38,153 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:38,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:38,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:38,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:43:38,437 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:38,437 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 18:43:38,438 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 18:43:38,438 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 18:43:38,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:43:38,439 INFO L87 Difference]: Start difference. First operand 499 states and 614 transitions. Second operand 7 states. [2018-11-28 18:43:39,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:39,433 INFO L93 Difference]: Finished difference Result 1320 states and 1731 transitions. [2018-11-28 18:43:39,434 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 18:43:39,434 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2018-11-28 18:43:39,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:39,441 INFO L225 Difference]: With dead ends: 1320 [2018-11-28 18:43:39,441 INFO L226 Difference]: Without dead ends: 845 [2018-11-28 18:43:39,444 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-28 18:43:39,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 845 states. [2018-11-28 18:43:39,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 845 to 749. [2018-11-28 18:43:39,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 749 states. [2018-11-28 18:43:39,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 749 states and 911 transitions. [2018-11-28 18:43:39,513 INFO L78 Accepts]: Start accepts. Automaton has 749 states and 911 transitions. Word has length 61 [2018-11-28 18:43:39,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:39,513 INFO L480 AbstractCegarLoop]: Abstraction has 749 states and 911 transitions. [2018-11-28 18:43:39,514 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 18:43:39,514 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 911 transitions. [2018-11-28 18:43:39,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-28 18:43:39,516 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:39,517 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] [2018-11-28 18:43:39,517 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:39,517 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:39,517 INFO L82 PathProgramCache]: Analyzing trace with hash -1326343568, now seen corresponding path program 1 times [2018-11-28 18:43:39,517 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:39,517 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:39,518 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:39,518 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:39,519 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:39,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:39,899 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-28 18:43:39,913 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 18:43:39,913 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:39,913 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 18:43:39,914 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 18:43:39,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 18:43:39,914 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 18:43:39,915 INFO L87 Difference]: Start difference. First operand 749 states and 911 transitions. Second operand 4 states. [2018-11-28 18:43:41,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:41,437 INFO L93 Difference]: Finished difference Result 2772 states and 3584 transitions. [2018-11-28 18:43:41,437 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 18:43:41,438 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 98 [2018-11-28 18:43:41,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:41,452 INFO L225 Difference]: With dead ends: 2772 [2018-11-28 18:43:41,452 INFO L226 Difference]: Without dead ends: 2047 [2018-11-28 18:43:41,456 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 18:43:41,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2047 states. [2018-11-28 18:43:41,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2047 to 2001. [2018-11-28 18:43:41,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2001 states. [2018-11-28 18:43:41,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2001 states to 2001 states and 2521 transitions. [2018-11-28 18:43:41,609 INFO L78 Accepts]: Start accepts. Automaton has 2001 states and 2521 transitions. Word has length 98 [2018-11-28 18:43:41,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:41,609 INFO L480 AbstractCegarLoop]: Abstraction has 2001 states and 2521 transitions. [2018-11-28 18:43:41,609 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 18:43:41,609 INFO L276 IsEmpty]: Start isEmpty. Operand 2001 states and 2521 transitions. [2018-11-28 18:43:41,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-28 18:43:41,614 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:41,614 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] [2018-11-28 18:43:41,615 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:41,615 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:41,615 INFO L82 PathProgramCache]: Analyzing trace with hash -1318584209, now seen corresponding path program 1 times [2018-11-28 18:43:41,615 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:41,615 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:41,616 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:41,616 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:41,616 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:41,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:42,032 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 18:43:42,032 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:42,032 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 18:43:42,033 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:43:42,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:43:42,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:43:42,033 INFO L87 Difference]: Start difference. First operand 2001 states and 2521 transitions. Second operand 6 states. [2018-11-28 18:43:42,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:42,526 INFO L93 Difference]: Finished difference Result 4062 states and 5342 transitions. [2018-11-28 18:43:42,526 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 18:43:42,526 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 98 [2018-11-28 18:43:42,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:42,541 INFO L225 Difference]: With dead ends: 4062 [2018-11-28 18:43:42,541 INFO L226 Difference]: Without dead ends: 2085 [2018-11-28 18:43:42,549 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:43:42,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2085 states. [2018-11-28 18:43:42,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2085 to 2061. [2018-11-28 18:43:42,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2061 states. [2018-11-28 18:43:42,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2061 states to 2061 states and 2585 transitions. [2018-11-28 18:43:42,686 INFO L78 Accepts]: Start accepts. Automaton has 2061 states and 2585 transitions. Word has length 98 [2018-11-28 18:43:42,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:42,686 INFO L480 AbstractCegarLoop]: Abstraction has 2061 states and 2585 transitions. [2018-11-28 18:43:42,686 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:43:42,686 INFO L276 IsEmpty]: Start isEmpty. Operand 2061 states and 2585 transitions. [2018-11-28 18:43:42,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-28 18:43:42,691 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:42,691 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] [2018-11-28 18:43:42,692 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:42,692 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:42,692 INFO L82 PathProgramCache]: Analyzing trace with hash -425097871, now seen corresponding path program 1 times [2018-11-28 18:43:42,692 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:42,692 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:42,693 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:42,693 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:42,693 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:42,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:43,280 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 18:43:43,280 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:43:43,280 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 18:43:43,281 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 18:43:43,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 18:43:43,281 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 18:43:43,281 INFO L87 Difference]: Start difference. First operand 2061 states and 2585 transitions. Second operand 8 states. [2018-11-28 18:43:43,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:43,617 INFO L93 Difference]: Finished difference Result 3744 states and 4844 transitions. [2018-11-28 18:43:43,617 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:43:43,617 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 98 [2018-11-28 18:43:43,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:43,628 INFO L225 Difference]: With dead ends: 3744 [2018-11-28 18:43:43,628 INFO L226 Difference]: Without dead ends: 1707 [2018-11-28 18:43:43,636 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 18:43:43,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1707 states. [2018-11-28 18:43:43,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1707 to 1707. [2018-11-28 18:43:43,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1707 states. [2018-11-28 18:43:43,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1707 states and 2111 transitions. [2018-11-28 18:43:43,755 INFO L78 Accepts]: Start accepts. Automaton has 1707 states and 2111 transitions. Word has length 98 [2018-11-28 18:43:43,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:43,756 INFO L480 AbstractCegarLoop]: Abstraction has 1707 states and 2111 transitions. [2018-11-28 18:43:43,756 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 18:43:43,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 2111 transitions. [2018-11-28 18:43:43,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-28 18:43:43,760 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:43,760 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 18:43:43,761 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:43,762 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:43,762 INFO L82 PathProgramCache]: Analyzing trace with hash -2111915188, now seen corresponding path program 1 times [2018-11-28 18:43:43,762 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:43,762 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:43,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:43,764 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:43,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:43,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:44,056 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 18:43:44,056 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 18:43:44,056 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 18:43:44,102 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:44,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:44,258 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 18:43:45,873 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:43:45,903 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 18:43:45,903 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-28 18:43:45,904 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 18:43:45,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 18:43:45,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-28 18:43:45,905 INFO L87 Difference]: Start difference. First operand 1707 states and 2111 transitions. Second operand 19 states. [2018-11-28 18:43:51,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:51,890 INFO L93 Difference]: Finished difference Result 3360 states and 4202 transitions. [2018-11-28 18:43:51,891 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 18:43:51,891 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 102 [2018-11-28 18:43:51,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:51,904 INFO L225 Difference]: With dead ends: 3360 [2018-11-28 18:43:51,905 INFO L226 Difference]: Without dead ends: 1677 [2018-11-28 18:43:51,911 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 97 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-28 18:43:51,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1677 states. [2018-11-28 18:43:52,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1677 to 1677. [2018-11-28 18:43:52,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1677 states. [2018-11-28 18:43:52,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 1677 states and 2029 transitions. [2018-11-28 18:43:52,042 INFO L78 Accepts]: Start accepts. Automaton has 1677 states and 2029 transitions. Word has length 102 [2018-11-28 18:43:52,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:52,043 INFO L480 AbstractCegarLoop]: Abstraction has 1677 states and 2029 transitions. [2018-11-28 18:43:52,043 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 18:43:52,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1677 states and 2029 transitions. [2018-11-28 18:43:52,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-28 18:43:52,054 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:52,055 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 18:43:52,055 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:52,055 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:52,055 INFO L82 PathProgramCache]: Analyzing trace with hash -970041235, now seen corresponding path program 1 times [2018-11-28 18:43:52,055 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:52,056 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:52,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:52,059 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:52,060 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:52,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:52,387 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-28 18:43:52,387 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 18:43:52,387 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 18:43:52,406 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:52,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:52,539 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 18:43:52,685 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-28 18:43:52,719 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 18:43:52,719 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2018-11-28 18:43:52,720 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:43:52,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:43:52,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:43:52,723 INFO L87 Difference]: Start difference. First operand 1677 states and 2029 transitions. Second operand 6 states. [2018-11-28 18:43:54,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:54,253 INFO L93 Difference]: Finished difference Result 3837 states and 4909 transitions. [2018-11-28 18:43:54,254 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 18:43:54,254 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 157 [2018-11-28 18:43:54,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:54,271 INFO L225 Difference]: With dead ends: 3837 [2018-11-28 18:43:54,271 INFO L226 Difference]: Without dead ends: 2500 [2018-11-28 18:43:54,277 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2018-11-28 18:43:54,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2500 states. [2018-11-28 18:43:54,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2500 to 2175. [2018-11-28 18:43:54,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2175 states. [2018-11-28 18:43:54,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2175 states to 2175 states and 2649 transitions. [2018-11-28 18:43:54,424 INFO L78 Accepts]: Start accepts. Automaton has 2175 states and 2649 transitions. Word has length 157 [2018-11-28 18:43:54,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:54,424 INFO L480 AbstractCegarLoop]: Abstraction has 2175 states and 2649 transitions. [2018-11-28 18:43:54,425 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:43:54,425 INFO L276 IsEmpty]: Start isEmpty. Operand 2175 states and 2649 transitions. [2018-11-28 18:43:54,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-28 18:43:54,433 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:43:54,433 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:43:54,433 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:43:54,434 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:43:54,434 INFO L82 PathProgramCache]: Analyzing trace with hash -1731977465, now seen corresponding path program 1 times [2018-11-28 18:43:54,434 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:43:54,434 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:43:54,435 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:54,435 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:54,435 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:43:54,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:55,571 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-28 18:43:55,571 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 18:43:55,571 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 18:43:55,580 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:43:55,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:43:55,717 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 18:43:56,001 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-28 18:43:56,020 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 18:43:56,021 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-28 18:43:56,021 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 18:43:56,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 18:43:56,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-28 18:43:56,022 INFO L87 Difference]: Start difference. First operand 2175 states and 2649 transitions. Second operand 19 states. [2018-11-28 18:43:57,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:43:57,006 INFO L93 Difference]: Finished difference Result 3823 states and 4745 transitions. [2018-11-28 18:43:57,010 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 18:43:57,010 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 153 [2018-11-28 18:43:57,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:43:57,011 INFO L225 Difference]: With dead ends: 3823 [2018-11-28 18:43:57,012 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 18:43:57,023 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 150 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-28 18:43:57,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 18:43:57,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 18:43:57,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 18:43:57,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 18:43:57,026 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 153 [2018-11-28 18:43:57,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:43:57,026 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 18:43:57,026 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 18:43:57,026 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 18:43:57,026 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 18:43:57,033 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 18:43:57,378 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,383 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,386 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,390 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,390 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,393 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,394 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,394 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,407 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,425 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,474 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,483 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,789 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,793 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,794 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,798 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,799 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,802 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,802 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,828 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,832 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:57,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,008 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,009 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,018 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,310 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,312 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:58,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:43:59,166 WARN L180 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 16 [2018-11-28 18:43:59,641 WARN L180 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 15 [2018-11-28 18:43:59,959 WARN L180 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 1 [2018-11-28 18:44:00,088 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 1 [2018-11-28 18:44:00,247 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 21 [2018-11-28 18:44:00,669 WARN L180 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 19 [2018-11-28 18:44:01,124 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 28 [2018-11-28 18:44:01,407 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 18 [2018-11-28 18:44:01,703 WARN L180 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 23 [2018-11-28 18:44:01,919 WARN L180 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 19 [2018-11-28 18:44:02,296 WARN L180 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 28 [2018-11-28 18:44:02,605 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 19 [2018-11-28 18:44:03,025 WARN L180 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 22 [2018-11-28 18:44:03,231 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 17 [2018-11-28 18:44:03,473 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 23 [2018-11-28 18:44:03,749 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 23 [2018-11-28 18:44:04,270 WARN L180 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 24 [2018-11-28 18:44:04,578 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 19 [2018-11-28 18:44:05,360 WARN L180 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 28 [2018-11-28 18:44:05,529 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 12 [2018-11-28 18:44:05,534 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 99 105) the Hoare annotation is: true [2018-11-28 18:44:05,534 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 99 105) no Hoare annotation was computed. [2018-11-28 18:44:05,534 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 106 114) no Hoare annotation was computed. [2018-11-28 18:44:05,534 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 106 114) the Hoare annotation is: true [2018-11-28 18:44:05,534 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 106 114) no Hoare annotation was computed. [2018-11-28 18:44:05,535 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 937 959) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:05,535 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 937 959) no Hoare annotation was computed. [2018-11-28 18:44:05,535 INFO L444 ceAbstractionStarter]: At program point L949(line 949) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= main_~tmp~9 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:05,535 INFO L444 ceAbstractionStarter]: At program point L949-1(line 949) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= main_~tmp~9 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:05,536 INFO L448 ceAbstractionStarter]: For program point L947(lines 947 954) no Hoare annotation was computed. [2018-11-28 18:44:05,536 INFO L448 ceAbstractionStarter]: For program point L947-1(lines 947 954) no Hoare annotation was computed. [2018-11-28 18:44:05,536 INFO L448 ceAbstractionStarter]: For program point L945(line 945) no Hoare annotation was computed. [2018-11-28 18:44:05,536 INFO L444 ceAbstractionStarter]: At program point L944(line 944) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:05,536 INFO L444 ceAbstractionStarter]: At program point L943(line 943) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:05,537 INFO L444 ceAbstractionStarter]: At program point L943-1(line 943) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:05,537 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 937 959) no Hoare annotation was computed. [2018-11-28 18:44:05,537 INFO L444 ceAbstractionStarter]: At program point L275(line 275) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 18:44:05,537 INFO L448 ceAbstractionStarter]: For program point L275-1(lines 256 280) no Hoare annotation was computed. [2018-11-28 18:44:05,537 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 256 280) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1))) [2018-11-28 18:44:05,537 INFO L444 ceAbstractionStarter]: At program point L270(line 270) the Hoare annotation is: (let ((.cse2 (= ~systemActive~0 0)) (.cse0 (= 0 processEnvironment__wrappee__methaneQuery_~tmp~1)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (and .cse0 (= 0 ~pumpRunning~0) .cse1) .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2 (and .cse0 .cse1)))) [2018-11-28 18:44:05,537 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 256 280) no Hoare annotation was computed. [2018-11-28 18:44:05,538 INFO L444 ceAbstractionStarter]: At program point L266(line 266) the Hoare annotation is: (let ((.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (and .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) .cse2) (or (and .cse0 (= 0 ~pumpRunning~0) .cse1) .cse2 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 18:44:05,538 INFO L448 ceAbstractionStarter]: For program point L264(lines 264 272) no Hoare annotation was computed. [2018-11-28 18:44:05,538 INFO L444 ceAbstractionStarter]: At program point L262(line 262) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 (and (= 0 ~pumpRunning~0) .cse1) (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 18:44:05,538 INFO L448 ceAbstractionStarter]: For program point L262-1(line 262) no Hoare annotation was computed. [2018-11-28 18:44:05,538 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 277) no Hoare annotation was computed. [2018-11-28 18:44:05,538 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 415 429) no Hoare annotation was computed. [2018-11-28 18:44:05,538 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 415 429) the Hoare annotation is: (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (= |old(~systemActive~0)| 0)) (.cse5 (and (not (= ~systemActive~0 0)) .cse0)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= |old(~systemActive~0)| 1))) (.cse6 (= ~systemActive~0 1)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse3 .cse0 .cse1) (or .cse4 .cse2 .cse5) (or .cse3 .cse6 .cse7) (or .cse7 .cse6 .cse2)))) [2018-11-28 18:44:05,539 INFO L444 ceAbstractionStarter]: At program point L421(line 421) the Hoare annotation is: (let ((.cse2 (= |old(~systemActive~0)| 0)) (.cse3 (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= |old(~systemActive~0)| 1))) (.cse5 (= ~systemActive~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse2 .cse4 .cse3) (or .cse0 .cse5 .cse6) (or .cse6 .cse5 .cse4) (or .cse1 .cse4))) [2018-11-28 18:44:05,539 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 415 429) no Hoare annotation was computed. [2018-11-28 18:44:05,539 INFO L448 ceAbstractionStarter]: For program point L419(lines 419 425) no Hoare annotation was computed. [2018-11-28 18:44:05,539 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 351 359) no Hoare annotation was computed. [2018-11-28 18:44:05,539 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 351 359) the Hoare annotation is: true [2018-11-28 18:44:05,539 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 351 359) no Hoare annotation was computed. [2018-11-28 18:44:05,539 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 92 98) no Hoare annotation was computed. [2018-11-28 18:44:05,539 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 92 98) the Hoare annotation is: true [2018-11-28 18:44:05,539 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 927 936) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:05,540 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 927 936) no Hoare annotation was computed. [2018-11-28 18:44:05,540 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 927 936) no Hoare annotation was computed. [2018-11-28 18:44:05,540 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 340 350) the Hoare annotation is: true [2018-11-28 18:44:05,540 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 340 350) no Hoare annotation was computed. [2018-11-28 18:44:05,540 INFO L451 ceAbstractionStarter]: At program point L345(line 345) the Hoare annotation is: true [2018-11-28 18:44:05,540 INFO L448 ceAbstractionStarter]: For program point L345-1(line 345) no Hoare annotation was computed. [2018-11-28 18:44:05,540 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 340 350) no Hoare annotation was computed. [2018-11-28 18:44:05,540 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 332 339) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 18:44:05,540 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 332 339) no Hoare annotation was computed. [2018-11-28 18:44:05,540 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 332 339) no Hoare annotation was computed. [2018-11-28 18:44:05,541 INFO L444 ceAbstractionStarter]: At program point L288(line 288) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse3) (or .cse4 .cse0 .cse1))) [2018-11-28 18:44:05,541 INFO L448 ceAbstractionStarter]: For program point L288-1(line 288) no Hoare annotation was computed. [2018-11-28 18:44:05,541 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 303) no Hoare annotation was computed. [2018-11-28 18:44:05,541 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 282 306) no Hoare annotation was computed. [2018-11-28 18:44:05,541 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 282 306) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 18:44:05,541 INFO L444 ceAbstractionStarter]: At program point L301(line 301) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (and (= 0 ~pumpRunning~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 18:44:05,541 INFO L448 ceAbstractionStarter]: For program point L301-1(lines 282 306) no Hoare annotation was computed. [2018-11-28 18:44:05,541 INFO L444 ceAbstractionStarter]: At program point L296(line 296) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~systemActive~0 0))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) [2018-11-28 18:44:05,542 INFO L444 ceAbstractionStarter]: At program point L292(line 292) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse1 (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0) (or .cse1 (not (= 0 |old(~pumpRunning~0)|)) .cse0))) [2018-11-28 18:44:05,542 INFO L448 ceAbstractionStarter]: For program point L290(lines 290 298) no Hoare annotation was computed. [2018-11-28 18:44:05,542 INFO L448 ceAbstractionStarter]: For program point L205(lines 205 211) no Hoare annotation was computed. [2018-11-28 18:44:05,542 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 201 214) no Hoare annotation was computed. [2018-11-28 18:44:05,542 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 201 214) the Hoare annotation is: true [2018-11-28 18:44:05,542 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 201 214) no Hoare annotation was computed. [2018-11-28 18:44:05,542 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 248 254) no Hoare annotation was computed. [2018-11-28 18:44:05,542 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 248 254) the Hoare annotation is: true [2018-11-28 18:44:05,542 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 432 497) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:05,542 INFO L448 ceAbstractionStarter]: For program point L444(lines 444 448) no Hoare annotation was computed. [2018-11-28 18:44:05,543 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 432 497) no Hoare annotation was computed. [2018-11-28 18:44:05,543 INFO L444 ceAbstractionStarter]: At program point L490(lines 441 491) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:05,543 INFO L444 ceAbstractionStarter]: At program point L480(line 480) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= ~systemActive~0 0))) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse2) (and .cse1 .cse4 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse3 .cse2))) [2018-11-28 18:44:05,543 INFO L448 ceAbstractionStarter]: For program point L478(lines 478 484) no Hoare annotation was computed. [2018-11-28 18:44:05,543 INFO L444 ceAbstractionStarter]: At program point L478-1(lines 472 485) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= ~systemActive~0 0))) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse4 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse3 .cse2))) [2018-11-28 18:44:05,543 INFO L448 ceAbstractionStarter]: For program point L443(lines 442 489) no Hoare annotation was computed. [2018-11-28 18:44:05,543 INFO L448 ceAbstractionStarter]: For program point L472(lines 472 485) no Hoare annotation was computed. [2018-11-28 18:44:05,544 INFO L444 ceAbstractionStarter]: At program point L464(line 464) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 (= ~methaneLevelCritical~0 1) .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (not (= ~systemActive~0 0)) .cse2))) [2018-11-28 18:44:05,544 INFO L448 ceAbstractionStarter]: For program point L462(lines 462 468) no Hoare annotation was computed. [2018-11-28 18:44:05,544 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 462 468) no Hoare annotation was computed. [2018-11-28 18:44:05,544 INFO L444 ceAbstractionStarter]: At program point L487(lines 442 489) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2) (and .cse1 (= ~methaneLevelCritical~0 1) .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (not (= ~systemActive~0 0)) .cse2))) [2018-11-28 18:44:05,544 INFO L444 ceAbstractionStarter]: At program point L454(line 454) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 (= ~methaneLevelCritical~0 1) .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse2 .cse1))) [2018-11-28 18:44:05,544 INFO L448 ceAbstractionStarter]: For program point L452(lines 452 458) no Hoare annotation was computed. [2018-11-28 18:44:05,544 INFO L448 ceAbstractionStarter]: For program point L452-1(lines 452 458) no Hoare annotation was computed. [2018-11-28 18:44:05,544 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 432 497) no Hoare annotation was computed. [2018-11-28 18:44:05,545 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 307 314) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~systemActive~0 0) (< ~waterLevel~0 2) (not (= ~methaneLevelCritical~0 0))) [2018-11-28 18:44:05,545 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 307 314) no Hoare annotation was computed. [2018-11-28 18:44:05,545 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 307 314) no Hoare annotation was computed. [2018-11-28 18:44:05,545 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:44:05,545 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-28 18:44:05,545 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:44:05,545 INFO L444 ceAbstractionStarter]: At program point L320(line 320) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 18:44:05,545 INFO L448 ceAbstractionStarter]: For program point L320-1(line 320) no Hoare annotation was computed. [2018-11-28 18:44:05,545 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 315 331) no Hoare annotation was computed. [2018-11-28 18:44:05,546 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 315 331) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 18:44:05,546 INFO L444 ceAbstractionStarter]: At program point L326(line 326) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 (and (= activatePump_~tmp~3 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse2 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 18:44:05,546 INFO L448 ceAbstractionStarter]: For program point L326-1(lines 315 331) no Hoare annotation was computed. [2018-11-28 18:44:05,546 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 328) no Hoare annotation was computed. [2018-11-28 18:44:05,546 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 396 414) no Hoare annotation was computed. [2018-11-28 18:44:05,546 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 396 414) the Hoare annotation is: true [2018-11-28 18:44:05,546 INFO L448 ceAbstractionStarter]: For program point L405(lines 405 409) no Hoare annotation was computed. [2018-11-28 18:44:05,546 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 396 414) no Hoare annotation was computed. [2018-11-28 18:44:05,546 INFO L451 ceAbstractionStarter]: At program point L403(line 403) the Hoare annotation is: true [2018-11-28 18:44:05,546 INFO L448 ceAbstractionStarter]: For program point L405-2(lines 405 409) no Hoare annotation was computed. [2018-11-28 18:44:05,546 INFO L448 ceAbstractionStarter]: For program point L403-1(line 403) no Hoare annotation was computed. [2018-11-28 18:44:05,547 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 148 159) the Hoare annotation is: (let ((.cse1 (= 0 ~methaneLevelCritical~0)) (.cse0 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse2 (not (= 0 ~pumpRunning~0)))) (and (or (= ~systemActive~0 0) .cse0 .cse1) (or .cse2 .cse1 .cse0) (or (not (= |old(~methaneLevelCritical~0)| 1)) .cse2 (= ~methaneLevelCritical~0 1)))) [2018-11-28 18:44:05,547 INFO L448 ceAbstractionStarter]: For program point L152-1(lines 148 159) no Hoare annotation was computed. [2018-11-28 18:44:05,547 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 148 159) no Hoare annotation was computed. [2018-11-28 18:44:05,547 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 866 895) no Hoare annotation was computed. [2018-11-28 18:44:05,547 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 866 895) the Hoare annotation is: true [2018-11-28 18:44:05,547 INFO L451 ceAbstractionStarter]: At program point L891(lines 866 895) the Hoare annotation is: true [2018-11-28 18:44:05,547 INFO L448 ceAbstractionStarter]: For program point L887(line 887) no Hoare annotation was computed. [2018-11-28 18:44:05,547 INFO L448 ceAbstractionStarter]: For program point L880(lines 880 884) no Hoare annotation was computed. [2018-11-28 18:44:05,547 INFO L451 ceAbstractionStarter]: At program point L880-1(lines 880 884) the Hoare annotation is: true [2018-11-28 18:44:05,547 INFO L448 ceAbstractionStarter]: For program point L877(line 877) no Hoare annotation was computed. [2018-11-28 18:44:05,547 INFO L451 ceAbstractionStarter]: At program point L876-2(lines 876 890) the Hoare annotation is: true [2018-11-28 18:44:05,548 INFO L451 ceAbstractionStarter]: At program point L872(line 872) the Hoare annotation is: true [2018-11-28 18:44:05,548 INFO L448 ceAbstractionStarter]: For program point L872-1(line 872) no Hoare annotation was computed. [2018-11-28 18:44:05,548 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 224 247) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse3 .cse2) (or .cse0 .cse4 .cse2) (or .cse4 .cse2 .cse3))) [2018-11-28 18:44:05,548 INFO L444 ceAbstractionStarter]: At program point L237(line 237) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0))) (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (and (not .cse1) (= ~waterLevel~0 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse5 .cse1 .cse0) (or .cse5 .cse3 .cse4)))) [2018-11-28 18:44:05,548 INFO L444 ceAbstractionStarter]: At program point L235(lines 235 241) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and .cse1 .cse6)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0)) (.cse7 (= 0 ~pumpRunning~0))) (and (or (and (not .cse0) .cse1) .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse3) (or .cse6 .cse0 (<= 2 ~waterLevel~0) .cse4 .cse7) (or .cse5 .cse0 .cse7)))) [2018-11-28 18:44:05,548 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 224 247) no Hoare annotation was computed. [2018-11-28 18:44:05,548 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 224 247) no Hoare annotation was computed. [2018-11-28 18:44:05,548 INFO L444 ceAbstractionStarter]: At program point L230(line 230) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= ~systemActive~0 0)) (.cse3 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse2 .cse3 .cse4) (or .cse1 .cse4))) [2018-11-28 18:44:05,549 INFO L448 ceAbstractionStarter]: For program point L228(lines 227 246) no Hoare annotation was computed. [2018-11-28 18:44:05,549 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 160 168) the Hoare annotation is: true [2018-11-28 18:44:05,549 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 160 168) no Hoare annotation was computed. [2018-11-28 18:44:05,549 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 160 168) no Hoare annotation was computed. [2018-11-28 18:44:05,549 INFO L448 ceAbstractionStarter]: For program point L128-1(lines 124 135) no Hoare annotation was computed. [2018-11-28 18:44:05,549 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 124 135) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-28 18:44:05,549 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 124 135) no Hoare annotation was computed. [2018-11-28 18:44:05,549 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 920 926) no Hoare annotation was computed. [2018-11-28 18:44:05,549 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 920 926) the Hoare annotation is: true [2018-11-28 18:44:05,549 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:44:05,550 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-11-28 18:44:05,550 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 18:44:05,550 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:44:05,550 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 136 147) no Hoare annotation was computed. [2018-11-28 18:44:05,550 INFO L448 ceAbstractionStarter]: For program point L140-1(lines 136 147) no Hoare annotation was computed. [2018-11-28 18:44:05,550 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 136 147) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or (= ~systemActive~0 0) .cse2 .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 18:44:05,550 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 69 76) no Hoare annotation was computed. [2018-11-28 18:44:05,550 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 73) no Hoare annotation was computed. [2018-11-28 18:44:05,550 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 69 76) the Hoare annotation is: true [2018-11-28 18:44:05,550 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 69 76) no Hoare annotation was computed. [2018-11-28 18:44:05,551 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 43 67) the Hoare annotation is: true [2018-11-28 18:44:05,551 INFO L444 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse1 .cse0))) [2018-11-28 18:44:05,551 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 43 67) no Hoare annotation was computed. [2018-11-28 18:44:05,551 INFO L448 ceAbstractionStarter]: For program point L55(lines 55 61) no Hoare annotation was computed. [2018-11-28 18:44:05,551 INFO L444 ceAbstractionStarter]: At program point L53(line 53) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= 0 ~pumpRunning~0)) .cse0))) [2018-11-28 18:44:05,551 INFO L448 ceAbstractionStarter]: For program point L53-1(line 53) no Hoare annotation was computed. [2018-11-28 18:44:05,551 INFO L448 ceAbstractionStarter]: For program point L51(lines 51 64) no Hoare annotation was computed. [2018-11-28 18:44:05,551 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 43 67) no Hoare annotation was computed. [2018-11-28 18:44:05,551 INFO L451 ceAbstractionStarter]: At program point L49(line 49) the Hoare annotation is: true [2018-11-28 18:44:05,551 INFO L448 ceAbstractionStarter]: For program point L49-1(line 49) no Hoare annotation was computed. [2018-11-28 18:44:05,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 06:44:05 BoogieIcfgContainer [2018-11-28 18:44:05,568 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 18:44:05,570 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 18:44:05,570 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 18:44:05,570 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 18:44:05,571 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:43:33" (3/4) ... [2018-11-28 18:44:05,575 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 18:44:05,583 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 18:44:05,583 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 18:44:05,583 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 18:44:05,583 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-28 18:44:05,583 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-28 18:44:05,583 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 18:44:05,583 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 18:44:05,584 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 18:44:05,585 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-28 18:44:05,585 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 18:44:05,585 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 18:44:05,585 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 18:44:05,585 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 18:44:05,586 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 18:44:05,586 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-28 18:44:05,586 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 18:44:05,586 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 18:44:05,586 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 18:44:05,586 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 18:44:05,586 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 18:44:05,586 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 18:44:05,586 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 18:44:05,586 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 18:44:05,586 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 18:44:05,587 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 18:44:05,587 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 18:44:05,587 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-28 18:44:05,604 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-11-28 18:44:05,604 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-28 18:44:05,605 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 18:44:05,612 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 18:44:05,612 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 18:44:05,613 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 18:44:05,645 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(0 == \old(pumpRunning)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0) [2018-11-28 18:44:05,645 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-28 18:44:05,715 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 18:44:05,715 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 18:44:05,717 INFO L168 Benchmark]: Toolchain (without parser) took 33955.26 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 445.1 MB). Free memory was 947.3 MB in the beginning and 1.2 GB in the end (delta: -292.5 MB). Peak memory consumption was 152.6 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:05,718 INFO L168 Benchmark]: CDTParser took 0.17 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 18:44:05,718 INFO L168 Benchmark]: CACSL2BoogieTranslator took 766.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -204.7 MB). Peak memory consumption was 38.0 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:05,718 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.88 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 18:44:05,719 INFO L168 Benchmark]: Boogie Preprocessor took 55.51 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 18:44:05,719 INFO L168 Benchmark]: RCFGBuilder took 1255.56 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: 45.2 MB). Peak memory consumption was 45.2 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:05,719 INFO L168 Benchmark]: TraceAbstraction took 31664.19 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 285.2 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -151.6 MB). Peak memory consumption was 489.0 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:05,722 INFO L168 Benchmark]: Witness Printer took 145.28 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:05,724 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 766.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -204.7 MB). Peak memory consumption was 38.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 59.88 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. * Boogie Preprocessor took 55.51 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 1255.56 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: 45.2 MB). Peak memory consumption was 45.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 31664.19 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 285.2 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -151.6 MB). Peak memory consumption was 489.0 MB. Max. memory is 11.5 GB. * Witness Printer took 145.28 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 73]: 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: 442]: Loop Invariant Derived loop invariant: (((((!(0 == \old(pumpRunning)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0) - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 28 procedures, 149 locations, 1 error locations. SAFE Result, 31.5s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 14.5s AutomataDifference, 0.0s DeadEndRemovalTime, 8.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 2145 SDtfs, 1641 SDslu, 7521 SDs, 0 SdLazy, 3399 SolverSat, 467 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 552 GetRequests, 441 SyntacticMatches, 3 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 306 ImplicationChecksByTransitivity, 6.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2175occurred in iteration=10, 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: 0.9s AutomataMinimizationTime, 11 MinimizatonAttempts, 505 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 5315 PreInvPairs, 5673 NumberOfFragments, 1603 HoareAnnotationTreeSize, 5315 FomulaSimplifications, 11951 FormulaSimplificationTreeSizeReduction, 1.4s HoareSimplificationTime, 63 FomulaSimplificationsInter, 27754 FormulaSimplificationTreeSizeReductionInter, 6.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 6.1s InterpolantComputationTime, 1380 NumberOfCodeBlocks, 1380 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1366 ConstructedInterpolants, 0 QuantifiedInterpolants, 241378 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2491 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 14 InterpolantComputations, 11 PerfectInterpolantSequences, 207/215 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...