./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product55_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_187fb730-5a5d-4c41-9597-9d1f875648ef/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_187fb730-5a5d-4c41-9597-9d1f875648ef/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_187fb730-5a5d-4c41-9597-9d1f875648ef/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_187fb730-5a5d-4c41-9597-9d1f875648ef/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product55_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_187fb730-5a5d-4c41-9597-9d1f875648ef/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_187fb730-5a5d-4c41-9597-9d1f875648ef/bin-2019/uautomizer --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 548cbaf589264b5429347049095271c63f36d598 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 23:56:15,787 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 23:56:15,788 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 23:56:15,794 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 23:56:15,794 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 23:56:15,795 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 23:56:15,795 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 23:56:15,796 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 23:56:15,797 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 23:56:15,797 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 23:56:15,798 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 23:56:15,798 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 23:56:15,798 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 23:56:15,799 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 23:56:15,799 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 23:56:15,799 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 23:56:15,800 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 23:56:15,801 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 23:56:15,802 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 23:56:15,802 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 23:56:15,803 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 23:56:15,804 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 23:56:15,805 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 23:56:15,805 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 23:56:15,805 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 23:56:15,805 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 23:56:15,806 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 23:56:15,806 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 23:56:15,806 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 23:56:15,807 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 23:56:15,807 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 23:56:15,807 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 23:56:15,808 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 23:56:15,808 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 23:56:15,808 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 23:56:15,808 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 23:56:15,809 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_187fb730-5a5d-4c41-9597-9d1f875648ef/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-02 23:56:15,815 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 23:56:15,816 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 23:56:15,816 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 23:56:15,816 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 23:56:15,816 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 23:56:15,817 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 23:56:15,817 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 23:56:15,817 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 23:56:15,817 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 23:56:15,817 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 23:56:15,817 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 23:56:15,817 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 23:56:15,817 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 23:56:15,817 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 23:56:15,817 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 23:56:15,817 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 23:56:15,818 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 23:56:15,818 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 23:56:15,818 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 23:56:15,818 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 23:56:15,818 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 23:56:15,818 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 23:56:15,818 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 23:56:15,818 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 23:56:15,818 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 23:56:15,818 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 23:56:15,819 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 23:56:15,819 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 23:56:15,819 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 23:56:15,819 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 23:56:15,819 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_187fb730-5a5d-4c41-9597-9d1f875648ef/bin-2019/uautomizer 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 -> 548cbaf589264b5429347049095271c63f36d598 [2018-12-02 23:56:15,836 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 23:56:15,842 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 23:56:15,844 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 23:56:15,845 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 23:56:15,845 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 23:56:15,845 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_187fb730-5a5d-4c41-9597-9d1f875648ef/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product55_true-unreach-call_false-termination.cil.c [2018-12-02 23:56:15,878 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_187fb730-5a5d-4c41-9597-9d1f875648ef/bin-2019/uautomizer/data/9bb2f2943/086a09703ce94e4290b5dd3a456a22d6/FLAGc412e6334 [2018-12-02 23:56:16,332 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 23:56:16,333 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_187fb730-5a5d-4c41-9597-9d1f875648ef/sv-benchmarks/c/product-lines/minepump_spec5_product55_true-unreach-call_false-termination.cil.c [2018-12-02 23:56:16,339 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_187fb730-5a5d-4c41-9597-9d1f875648ef/bin-2019/uautomizer/data/9bb2f2943/086a09703ce94e4290b5dd3a456a22d6/FLAGc412e6334 [2018-12-02 23:56:16,347 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_187fb730-5a5d-4c41-9597-9d1f875648ef/bin-2019/uautomizer/data/9bb2f2943/086a09703ce94e4290b5dd3a456a22d6 [2018-12-02 23:56:16,349 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 23:56:16,350 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 23:56:16,350 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 23:56:16,350 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 23:56:16,352 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 23:56:16,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:56:16" (1/1) ... [2018-12-02 23:56:16,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@354f5439 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:16, skipping insertion in model container [2018-12-02 23:56:16,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:56:16" (1/1) ... [2018-12-02 23:56:16,358 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 23:56:16,385 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 23:56:16,581 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 23:56:16,590 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 23:56:16,632 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 23:56:16,649 INFO L195 MainTranslator]: Completed translation [2018-12-02 23:56:16,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:16 WrapperNode [2018-12-02 23:56:16,649 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 23:56:16,649 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 23:56:16,650 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 23:56:16,650 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 23:56:16,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:16" (1/1) ... [2018-12-02 23:56:16,664 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:16" (1/1) ... [2018-12-02 23:56:16,670 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 23:56:16,670 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 23:56:16,670 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 23:56:16,670 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 23:56:16,676 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:16" (1/1) ... [2018-12-02 23:56:16,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:16" (1/1) ... [2018-12-02 23:56:16,678 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:16" (1/1) ... [2018-12-02 23:56:16,678 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:16" (1/1) ... [2018-12-02 23:56:16,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:16" (1/1) ... [2018-12-02 23:56:16,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:16" (1/1) ... [2018-12-02 23:56:16,690 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:16" (1/1) ... [2018-12-02 23:56:16,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 23:56:16,692 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 23:56:16,692 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 23:56:16,693 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 23:56:16,693 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_187fb730-5a5d-4c41-9597-9d1f875648ef/bin-2019/uautomizer/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 [2018-12-02 23:56:16,724 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-02 23:56:16,724 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-02 23:56:16,725 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 23:56:16,725 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 23:56:16,725 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-12-02 23:56:16,725 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-12-02 23:56:16,725 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-12-02 23:56:16,725 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-12-02 23:56:16,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 23:56:16,725 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-02 23:56:16,725 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-02 23:56:16,725 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-02 23:56:16,725 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-02 23:56:16,725 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-02 23:56:16,725 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-02 23:56:16,726 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 23:56:16,726 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 23:56:16,726 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-02 23:56:16,726 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-02 23:56:16,726 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-12-02 23:56:16,726 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-12-02 23:56:16,726 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-02 23:56:16,726 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-02 23:56:16,726 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-02 23:56:16,726 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-02 23:56:16,726 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-02 23:56:16,726 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-02 23:56:16,726 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-02 23:56:16,726 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-02 23:56:16,726 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 23:56:16,727 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 23:56:16,727 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 23:56:16,727 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 23:56:16,727 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-02 23:56:16,727 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-02 23:56:16,727 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 23:56:16,727 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 23:56:16,727 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 23:56:16,727 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 23:56:16,727 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-02 23:56:16,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-02 23:56:16,727 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-12-02 23:56:16,727 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-12-02 23:56:16,727 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-02 23:56:16,727 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-02 23:56:16,728 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-12-02 23:56:16,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-12-02 23:56:16,728 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-12-02 23:56:16,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-12-02 23:56:16,728 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-12-02 23:56:16,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-12-02 23:56:16,728 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-02 23:56:16,728 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-02 23:56:16,728 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-02 23:56:16,728 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-02 23:56:16,728 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-02 23:56:16,728 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-02 23:56:16,728 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-02 23:56:16,728 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-02 23:56:16,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 23:56:16,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 23:56:16,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 23:56:16,729 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 23:56:16,729 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 23:56:16,729 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-02 23:56:16,729 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-02 23:56:16,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 23:56:16,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 23:56:17,036 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 23:56:17,036 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-02 23:56:17,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:56:17 BoogieIcfgContainer [2018-12-02 23:56:17,036 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 23:56:17,037 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 23:56:17,037 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 23:56:17,039 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 23:56:17,039 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 11:56:16" (1/3) ... [2018-12-02 23:56:17,039 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c8fd350 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:56:17, skipping insertion in model container [2018-12-02 23:56:17,040 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:56:16" (2/3) ... [2018-12-02 23:56:17,040 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c8fd350 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 11:56:17, skipping insertion in model container [2018-12-02 23:56:17,040 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:56:17" (3/3) ... [2018-12-02 23:56:17,041 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product55_true-unreach-call_false-termination.cil.c [2018-12-02 23:56:17,046 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 23:56:17,051 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 23:56:17,061 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 23:56:17,078 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 23:56:17,078 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 23:56:17,078 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 23:56:17,078 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 23:56:17,078 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 23:56:17,078 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 23:56:17,078 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 23:56:17,079 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 23:56:17,079 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 23:56:17,091 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states. [2018-12-02 23:56:17,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-02 23:56:17,099 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 23:56:17,099 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 23:56:17,101 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 23:56:17,106 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:56:17,106 INFO L82 PathProgramCache]: Analyzing trace with hash -2044994500, now seen corresponding path program 1 times [2018-12-02 23:56:17,107 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 23:56:17,108 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 23:56:17,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:56:17,137 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 23:56:17,137 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:56:17,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:56:17,255 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 23:56:17,257 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 23:56:17,257 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-02 23:56:17,259 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-02 23:56:17,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-02 23:56:17,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 23:56:17,268 INFO L87 Difference]: Start difference. First operand 175 states. Second operand 2 states. [2018-12-02 23:56:17,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 23:56:17,294 INFO L93 Difference]: Finished difference Result 320 states and 397 transitions. [2018-12-02 23:56:17,294 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-02 23:56:17,295 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-12-02 23:56:17,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 23:56:17,302 INFO L225 Difference]: With dead ends: 320 [2018-12-02 23:56:17,303 INFO L226 Difference]: Without dead ends: 162 [2018-12-02 23:56:17,305 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 [2018-12-02 23:56:17,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2018-12-02 23:56:17,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 162. [2018-12-02 23:56:17,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2018-12-02 23:56:17,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 192 transitions. [2018-12-02 23:56:17,336 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 192 transitions. Word has length 59 [2018-12-02 23:56:17,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 23:56:17,337 INFO L480 AbstractCegarLoop]: Abstraction has 162 states and 192 transitions. [2018-12-02 23:56:17,337 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-02 23:56:17,337 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 192 transitions. [2018-12-02 23:56:17,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-02 23:56:17,339 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 23:56:17,339 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 23:56:17,339 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 23:56:17,340 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:56:17,340 INFO L82 PathProgramCache]: Analyzing trace with hash -2066633447, now seen corresponding path program 1 times [2018-12-02 23:56:17,340 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 23:56:17,340 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 23:56:17,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:56:17,341 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 23:56:17,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:56:17,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:56:17,434 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 23:56:17,434 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 23:56:17,434 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 23:56:17,435 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 23:56:17,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 23:56:17,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-02 23:56:17,436 INFO L87 Difference]: Start difference. First operand 162 states and 192 transitions. Second operand 7 states. [2018-12-02 23:56:17,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 23:56:17,780 INFO L93 Difference]: Finished difference Result 495 states and 612 transitions. [2018-12-02 23:56:17,781 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 23:56:17,781 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2018-12-02 23:56:17,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 23:56:17,784 INFO L225 Difference]: With dead ends: 495 [2018-12-02 23:56:17,785 INFO L226 Difference]: Without dead ends: 361 [2018-12-02 23:56:17,786 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-02 23:56:17,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2018-12-02 23:56:17,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 353. [2018-12-02 23:56:17,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 353 states. [2018-12-02 23:56:17,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 434 transitions. [2018-12-02 23:56:17,821 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 434 transitions. Word has length 64 [2018-12-02 23:56:17,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 23:56:17,821 INFO L480 AbstractCegarLoop]: Abstraction has 353 states and 434 transitions. [2018-12-02 23:56:17,822 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 23:56:17,822 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 434 transitions. [2018-12-02 23:56:17,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-02 23:56:17,824 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 23:56:17,824 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 23:56:17,824 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 23:56:17,824 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:56:17,825 INFO L82 PathProgramCache]: Analyzing trace with hash -1296411485, now seen corresponding path program 1 times [2018-12-02 23:56:17,825 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 23:56:17,825 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 23:56:17,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:56:17,825 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 23:56:17,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:56:17,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:56:17,930 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 23:56:17,930 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 23:56:17,930 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 23:56:17,931 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 23:56:17,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 23:56:17,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-02 23:56:17,931 INFO L87 Difference]: Start difference. First operand 353 states and 434 transitions. Second operand 7 states. [2018-12-02 23:56:18,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 23:56:18,398 INFO L93 Difference]: Finished difference Result 918 states and 1242 transitions. [2018-12-02 23:56:18,398 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-02 23:56:18,398 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-12-02 23:56:18,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 23:56:18,400 INFO L225 Difference]: With dead ends: 918 [2018-12-02 23:56:18,401 INFO L226 Difference]: Without dead ends: 593 [2018-12-02 23:56:18,402 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-12-02 23:56:18,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 593 states. [2018-12-02 23:56:18,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 593 to 513. [2018-12-02 23:56:18,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 513 states. [2018-12-02 23:56:18,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 645 transitions. [2018-12-02 23:56:18,448 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 645 transitions. Word has length 70 [2018-12-02 23:56:18,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 23:56:18,448 INFO L480 AbstractCegarLoop]: Abstraction has 513 states and 645 transitions. [2018-12-02 23:56:18,448 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 23:56:18,449 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 645 transitions. [2018-12-02 23:56:18,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-02 23:56:18,451 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 23:56:18,451 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] [2018-12-02 23:56:18,452 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 23:56:18,452 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:56:18,452 INFO L82 PathProgramCache]: Analyzing trace with hash 290465587, now seen corresponding path program 1 times [2018-12-02 23:56:18,452 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 23:56:18,452 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 23:56:18,453 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:56:18,453 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 23:56:18,453 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:56:18,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:56:18,522 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 23:56:18,522 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 23:56:18,523 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 23:56:18,523 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 23:56:18,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 23:56:18,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-02 23:56:18,523 INFO L87 Difference]: Start difference. First operand 513 states and 645 transitions. Second operand 6 states. [2018-12-02 23:56:18,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 23:56:18,551 INFO L93 Difference]: Finished difference Result 1008 states and 1301 transitions. [2018-12-02 23:56:18,552 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 23:56:18,552 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 97 [2018-12-02 23:56:18,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 23:56:18,554 INFO L225 Difference]: With dead ends: 1008 [2018-12-02 23:56:18,554 INFO L226 Difference]: Without dead ends: 523 [2018-12-02 23:56:18,555 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-02 23:56:18,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 523 states. [2018-12-02 23:56:18,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 523 to 523. [2018-12-02 23:56:18,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 523 states. [2018-12-02 23:56:18,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 523 states and 655 transitions. [2018-12-02 23:56:18,581 INFO L78 Accepts]: Start accepts. Automaton has 523 states and 655 transitions. Word has length 97 [2018-12-02 23:56:18,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 23:56:18,582 INFO L480 AbstractCegarLoop]: Abstraction has 523 states and 655 transitions. [2018-12-02 23:56:18,582 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 23:56:18,582 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 655 transitions. [2018-12-02 23:56:18,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-02 23:56:18,584 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 23:56:18,584 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] [2018-12-02 23:56:18,584 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 23:56:18,584 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:56:18,585 INFO L82 PathProgramCache]: Analyzing trace with hash 218079029, now seen corresponding path program 1 times [2018-12-02 23:56:18,585 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 23:56:18,585 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 23:56:18,585 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:56:18,585 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 23:56:18,585 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:56:18,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:56:18,655 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 23:56:18,655 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 23:56:18,655 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-02 23:56:18,655 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-02 23:56:18,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-02 23:56:18,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-02 23:56:18,656 INFO L87 Difference]: Start difference. First operand 523 states and 655 transitions. Second operand 8 states. [2018-12-02 23:56:18,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 23:56:18,694 INFO L93 Difference]: Finished difference Result 1032 states and 1354 transitions. [2018-12-02 23:56:18,694 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 23:56:18,694 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 97 [2018-12-02 23:56:18,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 23:56:18,696 INFO L225 Difference]: With dead ends: 1032 [2018-12-02 23:56:18,696 INFO L226 Difference]: Without dead ends: 537 [2018-12-02 23:56:18,697 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-02 23:56:18,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 537 states. [2018-12-02 23:56:18,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 537 to 531. [2018-12-02 23:56:18,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 531 states. [2018-12-02 23:56:18,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 531 states and 663 transitions. [2018-12-02 23:56:18,714 INFO L78 Accepts]: Start accepts. Automaton has 531 states and 663 transitions. Word has length 97 [2018-12-02 23:56:18,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 23:56:18,714 INFO L480 AbstractCegarLoop]: Abstraction has 531 states and 663 transitions. [2018-12-02 23:56:18,714 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-02 23:56:18,714 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 663 transitions. [2018-12-02 23:56:18,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-02 23:56:18,715 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 23:56:18,715 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] [2018-12-02 23:56:18,715 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 23:56:18,716 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:56:18,716 INFO L82 PathProgramCache]: Analyzing trace with hash 547844790, now seen corresponding path program 1 times [2018-12-02 23:56:18,716 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 23:56:18,716 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 23:56:18,716 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:56:18,716 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 23:56:18,717 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:56:18,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:56:18,766 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 23:56:18,766 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 23:56:18,766 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 23:56:18,766 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 23:56:18,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 23:56:18,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-02 23:56:18,767 INFO L87 Difference]: Start difference. First operand 531 states and 663 transitions. Second operand 4 states. [2018-12-02 23:56:18,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 23:56:18,938 INFO L93 Difference]: Finished difference Result 1712 states and 2268 transitions. [2018-12-02 23:56:18,938 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 23:56:18,938 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 97 [2018-12-02 23:56:18,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 23:56:18,942 INFO L225 Difference]: With dead ends: 1712 [2018-12-02 23:56:18,942 INFO L226 Difference]: Without dead ends: 1182 [2018-12-02 23:56:18,944 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-02 23:56:18,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1182 states. [2018-12-02 23:56:18,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1182 to 1165. [2018-12-02 23:56:18,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1165 states. [2018-12-02 23:56:18,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 1165 states and 1514 transitions. [2018-12-02 23:56:18,994 INFO L78 Accepts]: Start accepts. Automaton has 1165 states and 1514 transitions. Word has length 97 [2018-12-02 23:56:18,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 23:56:18,994 INFO L480 AbstractCegarLoop]: Abstraction has 1165 states and 1514 transitions. [2018-12-02 23:56:18,994 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 23:56:18,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1514 transitions. [2018-12-02 23:56:18,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-02 23:56:18,995 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 23:56:18,995 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] [2018-12-02 23:56:18,996 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 23:56:18,996 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:56:18,996 INFO L82 PathProgramCache]: Analyzing trace with hash 1712195356, now seen corresponding path program 1 times [2018-12-02 23:56:18,996 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 23:56:18,996 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 23:56:18,996 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:56:18,996 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 23:56:18,997 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:56:19,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:56:19,089 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 23:56:19,089 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 23:56:19,089 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-02 23:56:19,090 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 23:56:19,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 23:56:19,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-02 23:56:19,090 INFO L87 Difference]: Start difference. First operand 1165 states and 1514 transitions. Second operand 9 states. [2018-12-02 23:56:19,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 23:56:19,819 INFO L93 Difference]: Finished difference Result 3301 states and 4622 transitions. [2018-12-02 23:56:19,819 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-02 23:56:19,819 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 101 [2018-12-02 23:56:19,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 23:56:19,830 INFO L225 Difference]: With dead ends: 3301 [2018-12-02 23:56:19,830 INFO L226 Difference]: Without dead ends: 2317 [2018-12-02 23:56:19,835 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-12-02 23:56:19,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2317 states. [2018-12-02 23:56:19,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2317 to 1989. [2018-12-02 23:56:19,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1989 states. [2018-12-02 23:56:19,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1989 states to 1989 states and 2547 transitions. [2018-12-02 23:56:19,919 INFO L78 Accepts]: Start accepts. Automaton has 1989 states and 2547 transitions. Word has length 101 [2018-12-02 23:56:19,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 23:56:19,919 INFO L480 AbstractCegarLoop]: Abstraction has 1989 states and 2547 transitions. [2018-12-02 23:56:19,920 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 23:56:19,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1989 states and 2547 transitions. [2018-12-02 23:56:19,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-02 23:56:19,922 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 23:56:19,922 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 23:56:19,922 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 23:56:19,922 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:56:19,922 INFO L82 PathProgramCache]: Analyzing trace with hash -527344052, now seen corresponding path program 1 times [2018-12-02 23:56:19,922 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 23:56:19,922 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 23:56:19,923 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:56:19,923 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 23:56:19,923 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:56:19,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:56:19,986 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-02 23:56:19,987 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 23:56:19,987 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 23:56:19,987 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 23:56:19,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 23:56:19,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 23:56:19,988 INFO L87 Difference]: Start difference. First operand 1989 states and 2547 transitions. Second operand 3 states. [2018-12-02 23:56:20,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 23:56:20,043 INFO L93 Difference]: Finished difference Result 3168 states and 3873 transitions. [2018-12-02 23:56:20,043 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 23:56:20,043 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 174 [2018-12-02 23:56:20,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 23:56:20,048 INFO L225 Difference]: With dead ends: 3168 [2018-12-02 23:56:20,048 INFO L226 Difference]: Without dead ends: 1836 [2018-12-02 23:56:20,051 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 [2018-12-02 23:56:20,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1836 states. [2018-12-02 23:56:20,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1836 to 1836. [2018-12-02 23:56:20,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1836 states. [2018-12-02 23:56:20,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 1836 states and 2223 transitions. [2018-12-02 23:56:20,106 INFO L78 Accepts]: Start accepts. Automaton has 1836 states and 2223 transitions. Word has length 174 [2018-12-02 23:56:20,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 23:56:20,107 INFO L480 AbstractCegarLoop]: Abstraction has 1836 states and 2223 transitions. [2018-12-02 23:56:20,107 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 23:56:20,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 2223 transitions. [2018-12-02 23:56:20,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-02 23:56:20,109 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 23:56:20,109 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 23:56:20,109 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 23:56:20,109 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:56:20,109 INFO L82 PathProgramCache]: Analyzing trace with hash 45731272, now seen corresponding path program 1 times [2018-12-02 23:56:20,109 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 23:56:20,109 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 23:56:20,110 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:56:20,110 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 23:56:20,110 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:56:20,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:56:20,201 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 22 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 23:56:20,201 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 23:56:20,201 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_187fb730-5a5d-4c41-9597-9d1f875648ef/bin-2019/uautomizer/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 [2018-12-02 23:56:20,208 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 23:56:20,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:56:20,305 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 23:56:20,418 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 29 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 23:56:20,443 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-02 23:56:20,444 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-12-02 23:56:20,444 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-02 23:56:20,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-02 23:56:20,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-12-02 23:56:20,445 INFO L87 Difference]: Start difference. First operand 1836 states and 2223 transitions. Second operand 16 states. [2018-12-02 23:56:21,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 23:56:21,219 INFO L93 Difference]: Finished difference Result 4133 states and 5212 transitions. [2018-12-02 23:56:21,219 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-12-02 23:56:21,219 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 178 [2018-12-02 23:56:21,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 23:56:21,229 INFO L225 Difference]: With dead ends: 4133 [2018-12-02 23:56:21,230 INFO L226 Difference]: Without dead ends: 2511 [2018-12-02 23:56:21,235 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2018-12-02 23:56:21,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2511 states. [2018-12-02 23:56:21,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2511 to 2265. [2018-12-02 23:56:21,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2265 states. [2018-12-02 23:56:21,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2265 states to 2265 states and 2693 transitions. [2018-12-02 23:56:21,335 INFO L78 Accepts]: Start accepts. Automaton has 2265 states and 2693 transitions. Word has length 178 [2018-12-02 23:56:21,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 23:56:21,335 INFO L480 AbstractCegarLoop]: Abstraction has 2265 states and 2693 transitions. [2018-12-02 23:56:21,335 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-02 23:56:21,335 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states and 2693 transitions. [2018-12-02 23:56:21,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-12-02 23:56:21,339 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 23:56:21,340 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 23:56:21,340 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 23:56:21,340 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:56:21,340 INFO L82 PathProgramCache]: Analyzing trace with hash 469356375, now seen corresponding path program 1 times [2018-12-02 23:56:21,340 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 23:56:21,340 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 23:56:21,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:56:21,341 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 23:56:21,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 23:56:21,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:56:21,486 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 74 proven. 53 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2018-12-02 23:56:21,486 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 23:56:21,486 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_187fb730-5a5d-4c41-9597-9d1f875648ef/bin-2019/uautomizer/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 [2018-12-02 23:56:21,492 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 23:56:21,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:56:21,619 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 23:56:21,783 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 204 proven. 4 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-02 23:56:21,809 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-02 23:56:21,809 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12] total 20 [2018-12-02 23:56:21,810 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-12-02 23:56:21,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-12-02 23:56:21,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=325, Unknown=0, NotChecked=0, Total=380 [2018-12-02 23:56:21,811 INFO L87 Difference]: Start difference. First operand 2265 states and 2693 transitions. Second operand 20 states. [2018-12-02 23:56:23,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 23:56:23,812 INFO L93 Difference]: Finished difference Result 6887 states and 9375 transitions. [2018-12-02 23:56:23,812 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-12-02 23:56:23,813 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 297 [2018-12-02 23:56:23,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 23:56:23,814 INFO L225 Difference]: With dead ends: 6887 [2018-12-02 23:56:23,814 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 23:56:23,822 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 350 GetRequests, 305 SyntacticMatches, 2 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 375 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=368, Invalid=1612, Unknown=0, NotChecked=0, Total=1980 [2018-12-02 23:56:23,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 23:56:23,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 23:56:23,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 23:56:23,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 23:56:23,823 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 297 [2018-12-02 23:56:23,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 23:56:23,823 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 23:56:23,823 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-12-02 23:56:23,823 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 23:56:23,823 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 23:56:23,826 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 23:56:23,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:23,904 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:23,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:23,914 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:23,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:23,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:23,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:23,922 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:23,922 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:23,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:23,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:23,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:23,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:23,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:23,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:23,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:24,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:24,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:24,837 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:24,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:24,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:24,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:24,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:25,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:25,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:25,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:25,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:25,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:25,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:25,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:25,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:25,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:25,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:25,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:25,048 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 23:56:25,348 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 30 [2018-12-02 23:56:25,582 WARN L180 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 40 [2018-12-02 23:56:25,798 WARN L180 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 48 [2018-12-02 23:56:26,142 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 32 [2018-12-02 23:56:26,856 WARN L180 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 56 [2018-12-02 23:56:26,977 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 30 [2018-12-02 23:56:27,136 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 32 [2018-12-02 23:56:27,794 WARN L180 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 57 [2018-12-02 23:56:27,908 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 1 [2018-12-02 23:56:28,374 WARN L180 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 47 [2018-12-02 23:56:28,642 WARN L180 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 33 [2018-12-02 23:56:29,447 WARN L180 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 34 [2018-12-02 23:56:30,150 WARN L180 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 42 [2018-12-02 23:56:30,364 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 35 [2018-12-02 23:56:30,588 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 38 [2018-12-02 23:56:30,991 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 37 [2018-12-02 23:56:31,145 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 29 [2018-12-02 23:56:31,667 WARN L180 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 48 [2018-12-02 23:56:31,890 WARN L180 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 29 [2018-12-02 23:56:31,933 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 530 536) the Hoare annotation is: true [2018-12-02 23:56:31,933 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 530 536) no Hoare annotation was computed. [2018-12-02 23:56:31,933 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 537 545) no Hoare annotation was computed. [2018-12-02 23:56:31,933 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 537 545) the Hoare annotation is: true [2018-12-02 23:56:31,933 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 537 545) no Hoare annotation was computed. [2018-12-02 23:56:31,934 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 980 987) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1))) [2018-12-02 23:56:31,934 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 980 987) no Hoare annotation was computed. [2018-12-02 23:56:31,934 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 980 987) no Hoare annotation was computed. [2018-12-02 23:56:31,934 INFO L448 ceAbstractionStarter]: For program point L993(line 993) no Hoare annotation was computed. [2018-12-02 23:56:31,934 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 988 997) the Hoare annotation is: (let ((.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (.cse5 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~systemActive~0 0)) (.cse1 (< 2 ~waterLevel~0)) (.cse6 (<= 1 ~switchedOnBeforeTS~0))) (and (or .cse0 .cse1 (not (= 1 ~pumpRunning~0)) .cse2 .cse3) (or (< 1 ~waterLevel~0) .cse4 .cse2 .cse3) (or .cse5 .cse4 .cse6 (not (= ~waterLevel~0 1))) (or .cse4 .cse3 .cse2 (not (= ~waterLevel~0 2))) (or .cse5 .cse4 .cse0 .cse1 .cse6))) [2018-12-02 23:56:31,935 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 988 997) no Hoare annotation was computed. [2018-12-02 23:56:31,935 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 988 997) no Hoare annotation was computed. [2018-12-02 23:56:31,935 INFO L444 ceAbstractionStarter]: At program point L1013(line 1013) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (= ~systemActive~0 0)) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 (< 2 ~waterLevel~0) .cse1) (or (< 0 ~waterLevel~0) .cse2 .cse3 .cse1) (or (< ~switchedOnBeforeTS~0 1) (< 1 ~waterLevel~0) .cse0 .cse2) (or .cse2 .cse3 (not (= ~waterLevel~0 2))) (or .cse2 .cse3 .cse1 (not (= ~waterLevel~0 1))))) [2018-12-02 23:56:31,935 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1017) no Hoare annotation was computed. [2018-12-02 23:56:31,935 INFO L448 ceAbstractionStarter]: For program point L1010(lines 1010 1020) no Hoare annotation was computed. [2018-12-02 23:56:31,936 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 998 1026) the Hoare annotation is: true [2018-12-02 23:56:31,936 INFO L444 ceAbstractionStarter]: At program point L1008(line 1008) the Hoare annotation is: (let ((.cse0 (< 0 ~waterLevel~0)) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse5 (< ~switchedOnBeforeTS~0 1)) (.cse1 (= ~systemActive~0 0)) (.cse7 (not (= ~waterLevel~0 1))) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (= ~waterLevel~0 __utac_acc__Specification5_spec__3_~tmp~10))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse3 (not (= ~waterLevel~0 2))) (or .cse5 .cse0 .cse6 .cse1 .cse2) (or .cse1 .cse3 .cse4 .cse7 .cse2) (or .cse5 .cse6 .cse1 .cse7 .cse2) (or .cse6 (< 2 ~waterLevel~0) .cse4 (and (<= ~waterLevel~0 1) .cse2)))) [2018-12-02 23:56:31,936 INFO L448 ceAbstractionStarter]: For program point L1008-1(line 1008) no Hoare annotation was computed. [2018-12-02 23:56:31,936 INFO L448 ceAbstractionStarter]: For program point L1006(lines 1006 1023) no Hoare annotation was computed. [2018-12-02 23:56:31,936 INFO L448 ceAbstractionStarter]: For program point L1006-1(lines 998 1026) no Hoare annotation was computed. [2018-12-02 23:56:31,936 INFO L451 ceAbstractionStarter]: At program point L1004(line 1004) the Hoare annotation is: true [2018-12-02 23:56:31,937 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 998 1026) no Hoare annotation was computed. [2018-12-02 23:56:31,937 INFO L448 ceAbstractionStarter]: For program point L1004-1(line 1004) no Hoare annotation was computed. [2018-12-02 23:56:31,937 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 488 510) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-02 23:56:31,937 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 488 510) no Hoare annotation was computed. [2018-12-02 23:56:31,937 INFO L444 ceAbstractionStarter]: At program point L500(line 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-12-02 23:56:31,937 INFO L444 ceAbstractionStarter]: At program point L500-1(line 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-12-02 23:56:31,938 INFO L448 ceAbstractionStarter]: For program point L498(lines 498 505) no Hoare annotation was computed. [2018-12-02 23:56:31,938 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 498 505) no Hoare annotation was computed. [2018-12-02 23:56:31,938 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-12-02 23:56:31,938 INFO L444 ceAbstractionStarter]: At program point L495(line 495) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-02 23:56:31,938 INFO L444 ceAbstractionStarter]: At program point L494(line 494) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-02 23:56:31,938 INFO L444 ceAbstractionStarter]: At program point L494-1(line 494) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-02 23:56:31,939 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 488 510) no Hoare annotation was computed. [2018-12-02 23:56:31,939 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 963 977) no Hoare annotation was computed. [2018-12-02 23:56:31,939 INFO L444 ceAbstractionStarter]: At program point L969(line 969) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 0)))) (let ((.cse2 (not (= ~waterLevel~0 2))) (.cse8 (< 0 ~waterLevel~0)) (.cse1 (= |old(~systemActive~0)| 0)) (.cse5 (and .cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= ~waterLevel~0 1)))) (and (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (or (or .cse1 .cse2) .cse3)) (or .cse4 .cse2) (or (< ~switchedOnBeforeTS~0 1) (< 1 ~waterLevel~0) .cse4) (or .cse5 .cse1 .cse3 .cse6 .cse7) (or .cse8 .cse4 .cse6) (or .cse8 .cse1 .cse5 .cse3 .cse6) (or (< 2 ~waterLevel~0) .cse3 (not (= |old(~systemActive~0)| 1)) .cse6 (= ~systemActive~0 1)) (or .cse4 .cse7)))) [2018-12-02 23:56:31,939 INFO L448 ceAbstractionStarter]: For program point L967(lines 967 973) no Hoare annotation was computed. [2018-12-02 23:56:31,940 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 963 977) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 0))) (.cse10 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse6 (not (= ~waterLevel~0 1))) (.cse1 (= |old(~systemActive~0)| 0)) (.cse7 (and .cse0 .cse10)) (.cse9 (< 0 ~waterLevel~0)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse8 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~waterLevel~0 2))) (.cse4 (= 0 ~pumpRunning~0))) (and (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) (or (or .cse1 .cse2) .cse3)) (or .cse4 .cse5 .cse6) (or .cse7 .cse1 .cse3 .cse8 .cse6) (or .cse9 .cse1 .cse7 .cse3 .cse8) (or (< ~switchedOnBeforeTS~0 1) .cse9 .cse4 .cse5) (or .cse9 .cse10 .cse5 .cse8) (or (< 2 ~waterLevel~0) .cse3 (not (= |old(~systemActive~0)| 1)) .cse8 (= ~systemActive~0 1)) (or (or .cse5 .cse2) .cse4)))) [2018-12-02 23:56:31,940 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 963 977) no Hoare annotation was computed. [2018-12-02 23:56:31,940 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 880 888) no Hoare annotation was computed. [2018-12-02 23:56:31,940 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 880 888) the Hoare annotation is: true [2018-12-02 23:56:31,940 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 880 888) no Hoare annotation was computed. [2018-12-02 23:56:31,940 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 944 962) the Hoare annotation is: true [2018-12-02 23:56:31,940 INFO L448 ceAbstractionStarter]: For program point L953(lines 953 957) no Hoare annotation was computed. [2018-12-02 23:56:31,941 INFO L451 ceAbstractionStarter]: At program point L951(line 951) the Hoare annotation is: true [2018-12-02 23:56:31,941 INFO L448 ceAbstractionStarter]: For program point L953-2(lines 953 957) no Hoare annotation was computed. [2018-12-02 23:56:31,941 INFO L448 ceAbstractionStarter]: For program point L951-1(line 951) no Hoare annotation was computed. [2018-12-02 23:56:31,941 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 944 962) no Hoare annotation was computed. [2018-12-02 23:56:31,941 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 944 962) no Hoare annotation was computed. [2018-12-02 23:56:31,941 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 523 529) no Hoare annotation was computed. [2018-12-02 23:56:31,941 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 523 529) the Hoare annotation is: true [2018-12-02 23:56:31,942 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 474 484) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-02 23:56:31,942 INFO L444 ceAbstractionStarter]: At program point L479(line 479) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-02 23:56:31,942 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 474 484) no Hoare annotation was computed. [2018-12-02 23:56:31,942 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 474 484) no Hoare annotation was computed. [2018-12-02 23:56:31,942 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 869 879) the Hoare annotation is: true [2018-12-02 23:56:31,942 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 869 879) no Hoare annotation was computed. [2018-12-02 23:56:31,943 INFO L451 ceAbstractionStarter]: At program point L874(line 874) the Hoare annotation is: true [2018-12-02 23:56:31,943 INFO L448 ceAbstractionStarter]: For program point L874-1(line 874) no Hoare annotation was computed. [2018-12-02 23:56:31,943 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 869 879) no Hoare annotation was computed. [2018-12-02 23:56:31,943 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 861 868) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (< 1 ~waterLevel~0) .cse0 .cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (or (or (or .cse0 (not (= ~waterLevel~0 2))) .cse1) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2018-12-02 23:56:31,943 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 861 868) no Hoare annotation was computed. [2018-12-02 23:56:31,943 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 861 868) no Hoare annotation was computed. [2018-12-02 23:56:31,943 INFO L448 ceAbstractionStarter]: For program point L834-1(line 834) no Hoare annotation was computed. [2018-12-02 23:56:31,944 INFO L448 ceAbstractionStarter]: For program point L832(lines 832 849) no Hoare annotation was computed. [2018-12-02 23:56:31,944 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 828 852) no Hoare annotation was computed. [2018-12-02 23:56:31,944 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 828 852) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse3 .cse0 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) (or (< 1 ~waterLevel~0) .cse4 .cse1 .cse0 .cse3) (or (< 0 ~waterLevel~0) .cse1 .cse0 .cse2 .cse3))) [2018-12-02 23:56:31,944 INFO L444 ceAbstractionStarter]: At program point L847(line 847) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (= ~systemActive~0 0)) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (or .cse2 .cse3 (not (= ~waterLevel~0 2)))) (or (< 1 ~waterLevel~0) .cse2 .cse3 .cse1 .cse0) (or .cse3 .cse4 .cse0 (not (= ~waterLevel~0 1))) (or (< 0 ~waterLevel~0) .cse3 .cse4 .cse0))) [2018-12-02 23:56:31,944 INFO L448 ceAbstractionStarter]: For program point L847-1(lines 828 852) no Hoare annotation was computed. [2018-12-02 23:56:31,945 INFO L444 ceAbstractionStarter]: At program point L842(line 842) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse4 .cse1 .cse3 (not (= ~waterLevel~0 2))) (or (< 1 ~waterLevel~0) .cse4 .cse1 .cse3) (or (< 0 ~waterLevel~0) .cse1 .cse0 .cse2 .cse3))) [2018-12-02 23:56:31,945 INFO L444 ceAbstractionStarter]: At program point L838(line 838) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse4 .cse1 .cse3 (not (= ~waterLevel~0 2))) (or (< 1 ~waterLevel~0) .cse4 .cse1 .cse3) (or (< 0 ~waterLevel~0) .cse1 .cse0 .cse2 .cse3))) [2018-12-02 23:56:31,945 INFO L448 ceAbstractionStarter]: For program point L836(lines 836 844) no Hoare annotation was computed. [2018-12-02 23:56:31,945 INFO L444 ceAbstractionStarter]: At program point L834(line 834) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse4 .cse1 .cse3 (not (= ~waterLevel~0 2))) (or (< 1 ~waterLevel~0) .cse4 .cse1 .cse3) (or (< 0 ~waterLevel~0) .cse1 .cse0 .cse2 .cse3))) [2018-12-02 23:56:31,945 INFO L448 ceAbstractionStarter]: For program point L713(lines 713 719) no Hoare annotation was computed. [2018-12-02 23:56:31,946 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 709 722) no Hoare annotation was computed. [2018-12-02 23:56:31,946 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 709 722) the Hoare annotation is: true [2018-12-02 23:56:31,946 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 709 722) no Hoare annotation was computed. [2018-12-02 23:56:31,946 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 768 774) no Hoare annotation was computed. [2018-12-02 23:56:31,946 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 768 774) the Hoare annotation is: true [2018-12-02 23:56:31,946 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 557 622) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-02 23:56:31,947 INFO L444 ceAbstractionStarter]: At program point L605(line 605) the Hoare annotation is: (let ((.cse4 (not (= ~systemActive~0 0))) (.cse2 (<= ~waterLevel~0 1)) (.cse6 (= ~pumpRunning~0 1)) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (<= test_~splverifierCounter~0 3)) (.cse1 (= 0 ~pumpRunning~0)) (.cse5 (= 2 ~waterLevel~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)) (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse1 (<= ~waterLevel~0 2)) (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (and .cse4 .cse5) .cse6) (and .cse0 .cse4 .cse2 .cse6 .cse3) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse5))) [2018-12-02 23:56:31,947 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 609) no Hoare annotation was computed. [2018-12-02 23:56:31,947 INFO L444 ceAbstractionStarter]: At program point L603-1(lines 597 610) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 0))) (.cse3 (= ~pumpRunning~0 1)) (.cse2 (<= ~waterLevel~0 1)) (.cse0 (<= test_~splverifierCounter~0 3)) (.cse4 (= 0 ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 (= ~waterLevel~0 2) .cse3) (and .cse0 .cse4 .cse2) (and .cse0 .cse4 (= 2 ~waterLevel~0)))) [2018-12-02 23:56:31,947 INFO L448 ceAbstractionStarter]: For program point L568(lines 567 614) no Hoare annotation was computed. [2018-12-02 23:56:31,947 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 557 622) no Hoare annotation was computed. [2018-12-02 23:56:31,947 INFO L448 ceAbstractionStarter]: For program point L597(lines 597 610) no Hoare annotation was computed. [2018-12-02 23:56:31,948 INFO L444 ceAbstractionStarter]: At program point L589(line 589) the Hoare annotation is: (let ((.cse0 (<= 1 ~switchedOnBeforeTS~0)) (.cse6 (= 2 ~waterLevel~0)) (.cse5 (= ~systemActive~0 1)) (.cse2 (= 0 ~pumpRunning~0)) (.cse4 (<= ~waterLevel~0 1)) (.cse8 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse1 (<= test_~splverifierCounter~0 3)) (.cse3 (not (= ~systemActive~0 0))) (.cse7 (= ~waterLevel~0 2)) (.cse9 (= ~pumpRunning~0 1))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse2 (= 1 ~waterLevel~0) .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse6) (and .cse1 (and .cse2 .cse6 .cse5)) (and .cse1 .cse2 .cse7 .cse8) (and .cse1 .cse2 .cse4 .cse8) (and .cse1 .cse3 .cse4 .cse9 .cse8) (not (= |old(~waterLevel~0)| 1)) (and .cse1 .cse3 .cse7 .cse9))) [2018-12-02 23:56:31,948 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 593) no Hoare annotation was computed. [2018-12-02 23:56:31,948 INFO L448 ceAbstractionStarter]: For program point L587-1(lines 587 593) no Hoare annotation was computed. [2018-12-02 23:56:31,948 INFO L444 ceAbstractionStarter]: At program point L612(lines 567 614) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse3 (<= ~waterLevel~0 1)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (<= test_~splverifierCounter~0 3)) (.cse2 (not (= ~systemActive~0 0))) (.cse4 (= ~waterLevel~0 2)) (.cse6 (= ~pumpRunning~0 1))) (or (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (and .cse0 .cse1 .cse4 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse3 .cse5) (and .cse0 .cse2 .cse3 .cse6 .cse5) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse2 .cse4 .cse6))) [2018-12-02 23:56:31,949 INFO L444 ceAbstractionStarter]: At program point L579(line 579) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 2)) (.cse4 (= 0 ~pumpRunning~0)) (.cse0 (<= test_~splverifierCounter~0 3)) (.cse1 (not (= ~systemActive~0 0))) (.cse5 (<= ~waterLevel~0 1)) (.cse3 (= ~pumpRunning~0 1)) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (and (= 1 ~waterLevel~0) (and .cse4 (= ~systemActive~0 1)))) (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse4 .cse1 .cse5) (and .cse0 .cse4 .cse2 .cse6) (and .cse0 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse5 .cse3 .cse6) (not (= |old(~waterLevel~0)| 1)))) [2018-12-02 23:56:31,949 INFO L448 ceAbstractionStarter]: For program point L577(lines 577 583) no Hoare annotation was computed. [2018-12-02 23:56:31,949 INFO L448 ceAbstractionStarter]: For program point L577-1(lines 577 583) no Hoare annotation was computed. [2018-12-02 23:56:31,949 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 573) no Hoare annotation was computed. [2018-12-02 23:56:31,949 INFO L444 ceAbstractionStarter]: At program point L615(lines 566 616) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-02 23:56:31,949 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 557 622) no Hoare annotation was computed. [2018-12-02 23:56:31,950 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 723 731) no Hoare annotation was computed. [2018-12-02 23:56:31,950 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 723 731) the Hoare annotation is: true [2018-12-02 23:56:31,950 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 723 731) no Hoare annotation was computed. [2018-12-02 23:56:31,950 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 23:56:31,950 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (or (= ~waterLevel~0 1) (= |old(~waterLevel~0)| ~waterLevel~0))) [2018-12-02 23:56:31,950 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 23:56:31,950 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 853 860) no Hoare annotation was computed. [2018-12-02 23:56:31,950 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 853 860) no Hoare annotation was computed. [2018-12-02 23:56:31,951 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 853 860) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-12-02 23:56:31,951 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 925 943) no Hoare annotation was computed. [2018-12-02 23:56:31,951 INFO L448 ceAbstractionStarter]: For program point L934(lines 934 938) no Hoare annotation was computed. [2018-12-02 23:56:31,951 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 925 943) the Hoare annotation is: true [2018-12-02 23:56:31,951 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 925 943) no Hoare annotation was computed. [2018-12-02 23:56:31,951 INFO L451 ceAbstractionStarter]: At program point L932(line 932) the Hoare annotation is: true [2018-12-02 23:56:31,951 INFO L448 ceAbstractionStarter]: For program point L934-2(lines 934 938) no Hoare annotation was computed. [2018-12-02 23:56:31,952 INFO L448 ceAbstractionStarter]: For program point L932-1(line 932) no Hoare annotation was computed. [2018-12-02 23:56:31,952 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 700 708) the Hoare annotation is: true [2018-12-02 23:56:31,952 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 700 708) no Hoare annotation was computed. [2018-12-02 23:56:31,952 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 700 708) no Hoare annotation was computed. [2018-12-02 23:56:31,952 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 656 667) the Hoare annotation is: true [2018-12-02 23:56:31,952 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 656 667) no Hoare annotation was computed. [2018-12-02 23:56:31,952 INFO L448 ceAbstractionStarter]: For program point L660-1(lines 656 667) no Hoare annotation was computed. [2018-12-02 23:56:31,952 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 668 676) the Hoare annotation is: true [2018-12-02 23:56:31,952 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 668 676) no Hoare annotation was computed. [2018-12-02 23:56:31,953 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 668 676) no Hoare annotation was computed. [2018-12-02 23:56:31,953 INFO L444 ceAbstractionStarter]: At program point L757(line 757) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 1)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse0 (= ~systemActive~0 0)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or (< 1 |old(~waterLevel~0)|) .cse0 (and .cse1 (<= ~waterLevel~0 0) .cse2) .cse3 .cse4) (or (or (or .cse0 (not (= |old(~waterLevel~0)| 2))) .cse3) (and (= 1 ~waterLevel~0) .cse1 .cse2)) (or (< 0 |old(~waterLevel~0)|) .cse5 .cse0 .cse3 .cse4) (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 |old(~waterLevel~0)|) (and (= 0 ~pumpRunning~0) (not .cse0) .cse5 .cse2)))) [2018-12-02 23:56:31,953 INFO L444 ceAbstractionStarter]: At program point L755(lines 755 761) the Hoare annotation is: (let ((.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (= ~systemActive~0 0))) (let ((.cse12 (<= 1 ~switchedOnBeforeTS~0)) (.cse5 (= 0 ~pumpRunning~0)) (.cse8 (not .cse1)) (.cse9 (= ~pumpRunning~0 1)) (.cse15 (or (= ~waterLevel~0 1) .cse6)) (.cse16 (<= ~waterLevel~0 0)) (.cse7 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse11 (not (= |old(~waterLevel~0)| 2))) (.cse0 (and .cse9 .cse15 .cse16 .cse7)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse4 (and .cse12 .cse5 .cse8 .cse15 .cse16)) (.cse10 (not (= 0 |old(~pumpRunning~0)|)))) (and (or (< 0 |old(~waterLevel~0)|) .cse0 .cse1 .cse2 .cse3 .cse4) (or (and .cse5 .cse6 .cse7) (and .cse8 .cse9 .cse6) (or .cse10 .cse11)) (let ((.cse13 (= 1 ~waterLevel~0))) (or (or (or .cse1 .cse11) .cse2) (and .cse12 .cse5 .cse13) (and .cse13 .cse9 .cse7))) (let ((.cse14 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|))) (or (and .cse12 .cse14 .cse5) .cse0 .cse1 (< 2 |old(~waterLevel~0)|) .cse2 .cse3 .cse4 (and .cse14 .cse9 .cse7))) (or (< 1 |old(~waterLevel~0)|) .cse10 (and (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse5 .cse15 .cse7)))))) [2018-12-02 23:56:31,953 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 741 767) the Hoare annotation is: (let ((.cse12 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse9 (< 2 |old(~waterLevel~0)|)) (.cse4 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse8 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse10 (<= 1 ~switchedOnBeforeTS~0)) (.cse0 (< 0 |old(~waterLevel~0)|)) (.cse14 (or (= ~waterLevel~0 1) .cse12)) (.cse2 (<= ~waterLevel~0 0)) (.cse1 (= ~systemActive~0 0)) (.cse7 (not (= |old(~waterLevel~0)| 2))) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse13 (= ~pumpRunning~0 1)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse15 (not (= |old(~waterLevel~0)| 1))) (.cse11 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse4 .cse7) (or .cse8 .cse5 .cse1 .cse9 .cse10) (or (and .cse11 .cse12) (or .cse5 .cse7)) (or (< 1 |old(~waterLevel~0)|) .cse5 .cse4 .cse6) (or .cse1 .cse9 .cse3 .cse4 (and .cse13 .cse14 .cse6)) (or .cse8 .cse5 .cse10 .cse15) (or .cse0 .cse5 (and .cse11 .cse14 .cse2)) (or (or (or .cse1 .cse7) .cse3) (and .cse13 .cse12)) (or .cse5 .cse15 (and .cse11 (= 1 ~waterLevel~0)))))) [2018-12-02 23:56:31,954 INFO L444 ceAbstractionStarter]: At program point L750(line 750) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (= ~pumpRunning~0 1)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse5 (not (= |old(~waterLevel~0)| 2)))) (and (or (< 1 |old(~waterLevel~0)|) .cse0) (or .cse1 (< 2 |old(~waterLevel~0)|) .cse2 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and .cse3 (= |old(~waterLevel~0)| ~waterLevel~0) .cse4)) (or .cse0 .cse5) (or .cse1 .cse2 (and (= ~waterLevel~0 2) .cse3 .cse4) .cse5))) [2018-12-02 23:56:31,954 INFO L448 ceAbstractionStarter]: For program point L748(lines 744 766) no Hoare annotation was computed. [2018-12-02 23:56:31,954 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 741 767) no Hoare annotation was computed. [2018-12-02 23:56:31,954 INFO L448 ceAbstractionStarter]: For program point L746(lines 744 766) no Hoare annotation was computed. [2018-12-02 23:56:31,954 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 741 767) no Hoare annotation was computed. [2018-12-02 23:56:31,954 INFO L444 ceAbstractionStarter]: At program point L418-2(lines 418 432) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0))) [2018-12-02 23:56:31,954 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 408 437) no Hoare annotation was computed. [2018-12-02 23:56:31,954 INFO L444 ceAbstractionStarter]: At program point L414(line 414) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0))) [2018-12-02 23:56:31,955 INFO L448 ceAbstractionStarter]: For program point L414-1(line 414) no Hoare annotation was computed. [2018-12-02 23:56:31,955 INFO L444 ceAbstractionStarter]: At program point cleanupENTRY(lines 408 437) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0))) [2018-12-02 23:56:31,955 INFO L451 ceAbstractionStarter]: At program point L433(lines 408 437) the Hoare annotation is: true [2018-12-02 23:56:31,955 INFO L448 ceAbstractionStarter]: For program point L429(line 429) no Hoare annotation was computed. [2018-12-02 23:56:31,955 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 426) no Hoare annotation was computed. [2018-12-02 23:56:31,955 INFO L444 ceAbstractionStarter]: At program point L422-1(lines 422 426) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0))) [2018-12-02 23:56:31,955 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-12-02 23:56:31,956 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 632 643) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~waterLevel~0)| 2)) .cse3) (or (= 1 ~waterLevel~0) .cse0 .cse1 .cse2 (not (= |old(~waterLevel~0)| 1))) (or (< 0 |old(~waterLevel~0)|) .cse0 .cse1 .cse3 .cse2))) [2018-12-02 23:56:31,956 INFO L448 ceAbstractionStarter]: For program point L636-1(lines 632 643) no Hoare annotation was computed. [2018-12-02 23:56:31,956 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 632 643) no Hoare annotation was computed. [2018-12-02 23:56:31,956 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 465 471) no Hoare annotation was computed. [2018-12-02 23:56:31,956 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 465 471) the Hoare annotation is: true [2018-12-02 23:56:31,956 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 23:56:31,956 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-12-02 23:56:31,956 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 23:56:31,956 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 23:56:31,957 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 776 800) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse3 .cse0 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) (or (< 1 ~waterLevel~0) .cse4 .cse1 .cse0 .cse3) (or (< 0 ~waterLevel~0) .cse1 .cse0 .cse2 .cse3))) [2018-12-02 23:56:31,957 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 776 800) no Hoare annotation was computed. [2018-12-02 23:56:31,957 INFO L444 ceAbstractionStarter]: At program point L795(line 795) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse4 .cse1 .cse3 (not (= ~waterLevel~0 2))) (or (< 1 ~waterLevel~0) .cse4 .cse1 .cse3) (or (< 0 ~waterLevel~0) .cse1 .cse0 .cse2 .cse3))) [2018-12-02 23:56:31,957 INFO L448 ceAbstractionStarter]: For program point L795-1(lines 776 800) no Hoare annotation was computed. [2018-12-02 23:56:31,957 INFO L444 ceAbstractionStarter]: At program point L790(line 790) the Hoare annotation is: (let ((.cse0 (< 0 ~waterLevel~0)) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~waterLevel~0 1))) (.cse3 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse5 .cse4 .cse6) (or .cse0 .cse2 .cse5 .cse4) (or .cse3 .cse4 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse4 .cse6 .cse3))) [2018-12-02 23:56:31,957 INFO L444 ceAbstractionStarter]: At program point L786(line 786) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (< 1 ~waterLevel~0) .cse0 .cse1 .cse2) (or .cse1 .cse3 .cse2 (not (= ~waterLevel~0 1))) (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (or (< 0 ~waterLevel~0) .cse1 .cse3 .cse2))) [2018-12-02 23:56:31,957 INFO L448 ceAbstractionStarter]: For program point L784(lines 784 792) no Hoare annotation was computed. [2018-12-02 23:56:31,958 INFO L444 ceAbstractionStarter]: At program point L782(line 782) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (= ~systemActive~0 0)) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (or .cse2 .cse3 (not (= ~waterLevel~0 2)))) (or (< 1 ~waterLevel~0) .cse2 .cse3 .cse1 .cse0) (or .cse3 .cse4 .cse0 (not (= ~waterLevel~0 1))) (or (< 0 ~waterLevel~0) .cse3 .cse4 .cse0))) [2018-12-02 23:56:31,958 INFO L448 ceAbstractionStarter]: For program point L782-1(line 782) no Hoare annotation was computed. [2018-12-02 23:56:31,958 INFO L448 ceAbstractionStarter]: For program point L780(lines 780 797) no Hoare annotation was computed. [2018-12-02 23:56:31,958 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 644 655) no Hoare annotation was computed. [2018-12-02 23:56:31,958 INFO L448 ceAbstractionStarter]: For program point L648-1(lines 644 655) no Hoare annotation was computed. [2018-12-02 23:56:31,958 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 644 655) the Hoare annotation is: (let ((.cse9 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse8 (= 1 ~waterLevel~0)) (.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse10 (< 0 |old(~waterLevel~0)|)) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse11 (<= ~waterLevel~0 0)) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (< 1 |old(~waterLevel~0)|)) (.cse6 (or (= ~waterLevel~0 1) .cse9)) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (= ~waterLevel~0 2) .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6) (or (or .cse5 (not (= ~systemActive~0 1)) .cse7) .cse8) (or .cse8 .cse0 .cse1 .cse4 .cse7) (or .cse9 .cse4 .cse5 .cse2) (or .cse10 .cse11 .cse4 .cse5) (or .cse10 .cse0 .cse1 (and .cse6 .cse11) .cse4) (or (< ~switchedOnBeforeTS~0 1) .cse3 (and (<= ~waterLevel~0 |old(~waterLevel~0)|) .cse6) (or .cse5 .cse0))))) [2018-12-02 23:56:31,958 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 551) no Hoare annotation was computed. [2018-12-02 23:56:31,958 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 547 554) no Hoare annotation was computed. [2018-12-02 23:56:31,959 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 547 554) the Hoare annotation is: true [2018-12-02 23:56:31,959 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 547 554) no Hoare annotation was computed. [2018-12-02 23:56:31,959 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 802 826) no Hoare annotation was computed. [2018-12-02 23:56:31,959 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 802 826) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse3 .cse0 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) (or (< 1 ~waterLevel~0) .cse4 .cse1 .cse0 .cse3) (or (< 0 ~waterLevel~0) .cse1 .cse0 .cse2 .cse3))) [2018-12-02 23:56:31,959 INFO L444 ceAbstractionStarter]: At program point L821(line 821) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (= ~systemActive~0 0)) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (or .cse2 .cse3 (not (= ~waterLevel~0 2)))) (or (< 1 ~waterLevel~0) .cse2 .cse3 .cse1 .cse0) (or .cse3 .cse4 .cse0 (not (= ~waterLevel~0 1))) (or (< 0 ~waterLevel~0) .cse3 .cse4 .cse0))) [2018-12-02 23:56:31,959 INFO L448 ceAbstractionStarter]: For program point L821-1(lines 802 826) no Hoare annotation was computed. [2018-12-02 23:56:31,959 INFO L444 ceAbstractionStarter]: At program point L816(line 816) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse4 .cse1 .cse3 (not (= ~waterLevel~0 2))) (or (< 1 ~waterLevel~0) .cse4 .cse1 .cse3) (or (< 0 ~waterLevel~0) .cse1 .cse0 .cse2 .cse3))) [2018-12-02 23:56:31,960 INFO L444 ceAbstractionStarter]: At program point L812(line 812) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse4 .cse1 .cse3 (not (= ~waterLevel~0 2))) (or (< 1 ~waterLevel~0) .cse4 .cse1 .cse3) (or (< 0 ~waterLevel~0) .cse1 .cse0 .cse2 .cse3))) [2018-12-02 23:56:31,960 INFO L448 ceAbstractionStarter]: For program point L810(lines 810 818) no Hoare annotation was computed. [2018-12-02 23:56:31,960 INFO L444 ceAbstractionStarter]: At program point L808(line 808) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or .cse4 .cse1 .cse3 (not (= ~waterLevel~0 2))) (or (< 1 ~waterLevel~0) .cse4 .cse1 .cse3) (or (< 0 ~waterLevel~0) .cse1 .cse0 .cse2 .cse3))) [2018-12-02 23:56:31,960 INFO L448 ceAbstractionStarter]: For program point L808-1(line 808) no Hoare annotation was computed. [2018-12-02 23:56:31,960 INFO L448 ceAbstractionStarter]: For program point L806(lines 806 823) no Hoare annotation was computed. [2018-12-02 23:56:31,969 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 11:56:31 BoogieIcfgContainer [2018-12-02 23:56:31,969 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 23:56:31,969 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 23:56:31,969 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 23:56:31,970 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 23:56:31,970 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:56:17" (3/4) ... [2018-12-02 23:56:31,972 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 23:56:31,976 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-02 23:56:31,976 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-02 23:56:31,976 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-12-02 23:56:31,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-12-02 23:56:31,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-12-02 23:56:31,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 23:56:31,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-12-02 23:56:31,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-02 23:56:31,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-12-02 23:56:31,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-02 23:56:31,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-02 23:56:31,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-02 23:56:31,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-02 23:56:31,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-02 23:56:31,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-02 23:56:31,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-02 23:56:31,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-02 23:56:31,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-12-02 23:56:31,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 23:56:31,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-02 23:56:31,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-02 23:56:31,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-02 23:56:31,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-02 23:56:31,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-02 23:56:31,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-02 23:56:31,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-02 23:56:31,978 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-02 23:56:31,978 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-02 23:56:31,978 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 23:56:31,978 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-02 23:56:31,978 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-02 23:56:31,978 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-12-02 23:56:31,982 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-12-02 23:56:31,983 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-02 23:56:31,983 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-02 23:56:31,983 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-02 23:56:31,983 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 23:56:31,983 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 23:56:32,001 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((1 <= switchedOnBeforeTS && splverifierCounter <= 3) && 0 == pumpRunning) && !(systemActive == 0)) && waterLevel <= 1) || !(\old(systemActive) == 1)) || (((splverifierCounter <= 3 && 0 == pumpRunning) && 1 == waterLevel) && systemActive == 1)) || (((splverifierCounter <= 3 && 0 == pumpRunning) && waterLevel == 2) && switchedOnBeforeTS == pumpRunning)) || !(0 == \old(pumpRunning))) || (((splverifierCounter <= 3 && 0 == pumpRunning) && waterLevel <= 1) && switchedOnBeforeTS == pumpRunning)) || ((((splverifierCounter <= 3 && !(systemActive == 0)) && waterLevel <= 1) && pumpRunning == 1) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1)) || (((splverifierCounter <= 3 && !(systemActive == 0)) && waterLevel == 2) && pumpRunning == 1) [2018-12-02 23:56:32,001 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || (0 == pumpRunning && 1 == waterLevel)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-12-02 23:56:32,001 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(waterLevel) == 1)) || (0 == pumpRunning && 1 == waterLevel) [2018-12-02 23:56:32,023 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_187fb730-5a5d-4c41-9597-9d1f875648ef/bin-2019/uautomizer/witness.graphml [2018-12-02 23:56:32,023 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 23:56:32,024 INFO L168 Benchmark]: Toolchain (without parser) took 15674.87 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 642.3 MB). Free memory was 950.6 MB in the beginning and 1.5 GB in the end (delta: -501.6 MB). Peak memory consumption was 140.6 MB. Max. memory is 11.5 GB. [2018-12-02 23:56:32,024 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 23:56:32,024 INFO L168 Benchmark]: CACSL2BoogieTranslator took 299.15 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -141.0 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. [2018-12-02 23:56:32,025 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.42 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 23:56:32,025 INFO L168 Benchmark]: Boogie Preprocessor took 22.19 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 23:56:32,025 INFO L168 Benchmark]: RCFGBuilder took 344.15 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 50.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 11.5 GB. [2018-12-02 23:56:32,025 INFO L168 Benchmark]: TraceAbstraction took 14932.32 ms. Allocated memory was 1.1 GB in the beginning and 1.7 GB in the end (delta: 540.0 MB). Free memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: -416.6 MB). Peak memory consumption was 768.9 MB. Max. memory is 11.5 GB. [2018-12-02 23:56:32,025 INFO L168 Benchmark]: Witness Printer took 54.05 ms. Allocated memory is still 1.7 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 264.6 kB). Peak memory consumption was 264.6 kB. Max. memory is 11.5 GB. [2018-12-02 23:56:32,026 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 299.15 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.2 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -141.0 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.42 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.19 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 344.15 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 50.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 14932.32 ms. Allocated memory was 1.1 GB in the beginning and 1.7 GB in the end (delta: 540.0 MB). Free memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: -416.6 MB). Peak memory consumption was 768.9 MB. Max. memory is 11.5 GB. * Witness Printer took 54.05 ms. Allocated memory is still 1.7 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 264.6 kB). Peak memory consumption was 264.6 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 551]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(waterLevel) == 1)) || (0 == pumpRunning && 1 == waterLevel) - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: (((((((((((1 <= switchedOnBeforeTS && splverifierCounter <= 3) && 0 == pumpRunning) && !(systemActive == 0)) && waterLevel <= 1) || !(\old(systemActive) == 1)) || (((splverifierCounter <= 3 && 0 == pumpRunning) && 1 == waterLevel) && systemActive == 1)) || (((splverifierCounter <= 3 && 0 == pumpRunning) && waterLevel == 2) && switchedOnBeforeTS == pumpRunning)) || !(0 == \old(pumpRunning))) || (((splverifierCounter <= 3 && 0 == pumpRunning) && waterLevel <= 1) && switchedOnBeforeTS == pumpRunning)) || ((((splverifierCounter <= 3 && !(systemActive == 0)) && waterLevel <= 1) && pumpRunning == 1) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1)) || (((splverifierCounter <= 3 && !(systemActive == 0)) && waterLevel == 2) && pumpRunning == 1) - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == pumpRunning && 1 == waterLevel)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 33 procedures, 175 locations, 1 error locations. SAFE Result, 14.8s OverallTime, 10 OverallIterations, 5 TraceHistogramMax, 4.7s AutomataDifference, 0.0s DeadEndRemovalTime, 8.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 2496 SDtfs, 2857 SDslu, 7511 SDs, 0 SdLazy, 7144 SolverSat, 1456 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 648 GetRequests, 519 SyntacticMatches, 5 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 635 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2265occurred in iteration=9, 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: 0.4s AutomataMinimizationTime, 10 MinimizatonAttempts, 685 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 72 LocationsWithAnnotation, 6071 PreInvPairs, 7271 NumberOfFragments, 3430 HoareAnnotationTreeSize, 6071 FomulaSimplifications, 33881 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 72 FomulaSimplificationsInter, 72818 FormulaSimplificationTreeSizeReductionInter, 6.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1709 NumberOfCodeBlocks, 1709 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1697 ConstructedInterpolants, 0 QuantifiedInterpolants, 499353 SizeOfPredicates, 10 NumberOfNonLiveVariables, 2192 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 12 InterpolantComputations, 8 PerfectInterpolantSequences, 619/702 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...