./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product39_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_7e14cccd-4bc8-4a39-adda-ecee76cd11fe/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7e14cccd-4bc8-4a39-adda-ecee76cd11fe/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7e14cccd-4bc8-4a39-adda-ecee76cd11fe/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7e14cccd-4bc8-4a39-adda-ecee76cd11fe/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product39_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7e14cccd-4bc8-4a39-adda-ecee76cd11fe/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7e14cccd-4bc8-4a39-adda-ecee76cd11fe/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e803bbedaeee18bc8aba1072b7c7abad6be5dde7 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 08:45:09,748 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 08:45:09,749 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 08:45:09,755 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 08:45:09,755 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 08:45:09,756 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 08:45:09,756 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 08:45:09,757 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 08:45:09,759 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 08:45:09,759 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 08:45:09,760 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 08:45:09,760 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 08:45:09,761 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 08:45:09,762 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 08:45:09,762 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 08:45:09,763 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 08:45:09,764 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 08:45:09,765 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 08:45:09,766 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 08:45:09,767 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 08:45:09,768 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 08:45:09,769 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 08:45:09,771 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 08:45:09,771 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 08:45:09,771 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 08:45:09,772 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 08:45:09,773 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 08:45:09,773 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 08:45:09,774 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 08:45:09,775 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 08:45:09,775 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 08:45:09,775 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 08:45:09,776 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 08:45:09,776 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 08:45:09,776 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 08:45:09,777 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 08:45:09,777 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7e14cccd-4bc8-4a39-adda-ecee76cd11fe/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-02 08:45:09,787 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 08:45:09,788 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 08:45:09,788 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 08:45:09,788 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 08:45:09,788 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 08:45:09,788 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 08:45:09,789 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 08:45:09,789 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-02 08:45:09,789 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 08:45:09,789 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 08:45:09,789 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-02 08:45:09,789 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-02 08:45:09,789 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 08:45:09,790 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 08:45:09,790 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 08:45:09,790 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 08:45:09,790 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 08:45:09,790 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 08:45:09,790 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 08:45:09,790 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 08:45:09,791 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 08:45:09,791 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 08:45:09,791 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 08:45:09,791 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 08:45:09,791 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 08:45:09,791 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 08:45:09,791 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 08:45:09,791 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 08:45:09,791 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 08:45:09,792 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 08:45:09,792 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 08:45:09,792 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 08:45:09,792 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-02 08:45:09,792 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 08:45:09,792 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 08:45:09,792 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 08:45:09,792 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_7e14cccd-4bc8-4a39-adda-ecee76cd11fe/bin-2019/utaipan 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 -> Taipan 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 -> e803bbedaeee18bc8aba1072b7c7abad6be5dde7 [2018-12-02 08:45:09,816 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 08:45:09,824 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 08:45:09,826 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 08:45:09,827 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 08:45:09,827 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 08:45:09,827 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7e14cccd-4bc8-4a39-adda-ecee76cd11fe/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product39_true-unreach-call_false-termination.cil.c [2018-12-02 08:45:09,864 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7e14cccd-4bc8-4a39-adda-ecee76cd11fe/bin-2019/utaipan/data/f2e945048/7feeaea8045540b5863a06b111412691/FLAG97bbaf5a4 [2018-12-02 08:45:10,190 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 08:45:10,191 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7e14cccd-4bc8-4a39-adda-ecee76cd11fe/sv-benchmarks/c/product-lines/minepump_spec5_product39_true-unreach-call_false-termination.cil.c [2018-12-02 08:45:10,197 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7e14cccd-4bc8-4a39-adda-ecee76cd11fe/bin-2019/utaipan/data/f2e945048/7feeaea8045540b5863a06b111412691/FLAG97bbaf5a4 [2018-12-02 08:45:10,207 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7e14cccd-4bc8-4a39-adda-ecee76cd11fe/bin-2019/utaipan/data/f2e945048/7feeaea8045540b5863a06b111412691 [2018-12-02 08:45:10,209 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 08:45:10,210 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 08:45:10,210 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 08:45:10,210 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 08:45:10,213 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 08:45:10,214 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:45:10" (1/1) ... [2018-12-02 08:45:10,216 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 08:45:10, skipping insertion in model container [2018-12-02 08:45:10,216 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:45:10" (1/1) ... [2018-12-02 08:45:10,222 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 08:45:10,249 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 08:45:10,414 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 08:45:10,456 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 08:45:10,499 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 08:45:10,514 INFO L195 MainTranslator]: Completed translation [2018-12-02 08:45:10,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:45:10 WrapperNode [2018-12-02 08:45:10,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 08:45:10,515 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 08:45:10,515 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 08:45:10,515 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 08:45:10,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:45:10" (1/1) ... [2018-12-02 08:45:10,530 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:45:10" (1/1) ... [2018-12-02 08:45:10,535 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 08:45:10,535 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 08:45:10,535 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 08:45:10,535 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 08:45:10,542 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:45:10" (1/1) ... [2018-12-02 08:45:10,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:45:10" (1/1) ... [2018-12-02 08:45:10,544 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:45:10" (1/1) ... [2018-12-02 08:45:10,544 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:45:10" (1/1) ... [2018-12-02 08:45:10,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:45:10" (1/1) ... [2018-12-02 08:45:10,555 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:45:10" (1/1) ... [2018-12-02 08:45:10,556 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:45:10" (1/1) ... [2018-12-02 08:45:10,558 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 08:45:10,558 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 08:45:10,558 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 08:45:10,558 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 08:45:10,559 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:45:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7e14cccd-4bc8-4a39-adda-ecee76cd11fe/bin-2019/utaipan/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 08:45:10,592 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-02 08:45:10,592 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-02 08:45:10,592 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 08:45:10,592 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 08:45:10,592 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-12-02 08:45:10,592 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-12-02 08:45:10,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 08:45:10,592 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-02 08:45:10,592 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-02 08:45:10,592 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-02 08:45:10,592 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-02 08:45:10,593 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-02 08:45:10,593 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-02 08:45:10,593 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 08:45:10,593 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 08:45:10,593 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-02 08:45:10,593 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-02 08:45:10,593 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-02 08:45:10,593 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-02 08:45:10,593 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-02 08:45:10,593 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-02 08:45:10,593 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-02 08:45:10,593 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-02 08:45:10,593 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 08:45:10,593 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 08:45:10,593 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-02 08:45:10,594 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-02 08:45:10,594 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 08:45:10,594 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 08:45:10,594 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-02 08:45:10,594 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-02 08:45:10,594 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 08:45:10,594 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 08:45:10,594 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 08:45:10,594 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 08:45:10,594 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-02 08:45:10,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-02 08:45:10,594 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-02 08:45:10,594 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-02 08:45:10,594 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-12-02 08:45:10,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-12-02 08:45:10,595 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-12-02 08:45:10,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-12-02 08:45:10,595 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-12-02 08:45:10,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-12-02 08:45:10,595 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-02 08:45:10,595 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-02 08:45:10,595 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-02 08:45:10,595 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-02 08:45:10,595 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-02 08:45:10,595 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-02 08:45:10,595 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-02 08:45:10,595 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-02 08:45:10,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 08:45:10,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 08:45:10,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 08:45:10,596 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 08:45:10,596 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 08:45:10,596 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-02 08:45:10,596 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-02 08:45:10,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 08:45:10,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 08:45:10,876 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 08:45:10,876 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-02 08:45:10,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:45:10 BoogieIcfgContainer [2018-12-02 08:45:10,877 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 08:45:10,877 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 08:45:10,877 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 08:45:10,879 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 08:45:10,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:45:10" (1/3) ... [2018-12-02 08:45:10,880 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10f8784b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:45:10, skipping insertion in model container [2018-12-02 08:45:10,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:45:10" (2/3) ... [2018-12-02 08:45:10,880 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10f8784b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:45:10, skipping insertion in model container [2018-12-02 08:45:10,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:45:10" (3/3) ... [2018-12-02 08:45:10,881 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product39_true-unreach-call_false-termination.cil.c [2018-12-02 08:45:10,888 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 08:45:10,893 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 08:45:10,902 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 08:45:10,920 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 08:45:10,920 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 08:45:10,920 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 08:45:10,920 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 08:45:10,920 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 08:45:10,920 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 08:45:10,920 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 08:45:10,921 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 08:45:10,932 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states. [2018-12-02 08:45:10,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-02 08:45:10,938 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:45:10,938 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 08:45:10,939 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:45:10,943 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:45:10,943 INFO L82 PathProgramCache]: Analyzing trace with hash -368870597, now seen corresponding path program 1 times [2018-12-02 08:45:10,944 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:45:10,973 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:45:10,973 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:45:10,974 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:45:10,974 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:45:11,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:45:11,088 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 08:45:11,090 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 08:45:11,090 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-02 08:45:11,090 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 08:45:11,093 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-02 08:45:11,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-02 08:45:11,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 08:45:11,102 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 2 states. [2018-12-02 08:45:11,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:45:11,126 INFO L93 Difference]: Finished difference Result 280 states and 347 transitions. [2018-12-02 08:45:11,126 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-02 08:45:11,127 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-12-02 08:45:11,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:45:11,133 INFO L225 Difference]: With dead ends: 280 [2018-12-02 08:45:11,133 INFO L226 Difference]: Without dead ends: 142 [2018-12-02 08:45:11,136 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 08:45:11,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2018-12-02 08:45:11,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2018-12-02 08:45:11,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2018-12-02 08:45:11,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 167 transitions. [2018-12-02 08:45:11,166 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 167 transitions. Word has length 59 [2018-12-02 08:45:11,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:45:11,167 INFO L480 AbstractCegarLoop]: Abstraction has 142 states and 167 transitions. [2018-12-02 08:45:11,167 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-02 08:45:11,167 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 167 transitions. [2018-12-02 08:45:11,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-02 08:45:11,168 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:45:11,169 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 08:45:11,169 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:45:11,169 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:45:11,169 INFO L82 PathProgramCache]: Analyzing trace with hash 1819315605, now seen corresponding path program 1 times [2018-12-02 08:45:11,169 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:45:11,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:45:11,170 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:45:11,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:45:11,170 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:45:11,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:45:11,223 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 08:45:11,223 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 08:45:11,223 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 08:45:11,224 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 08:45:11,225 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 08:45:11,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 08:45:11,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 08:45:11,225 INFO L87 Difference]: Start difference. First operand 142 states and 167 transitions. Second operand 3 states. [2018-12-02 08:45:11,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:45:11,238 INFO L93 Difference]: Finished difference Result 223 states and 261 transitions. [2018-12-02 08:45:11,239 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 08:45:11,239 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-12-02 08:45:11,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:45:11,240 INFO L225 Difference]: With dead ends: 223 [2018-12-02 08:45:11,240 INFO L226 Difference]: Without dead ends: 133 [2018-12-02 08:45:11,241 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 08:45:11,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2018-12-02 08:45:11,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 133. [2018-12-02 08:45:11,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2018-12-02 08:45:11,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 155 transitions. [2018-12-02 08:45:11,249 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 155 transitions. Word has length 60 [2018-12-02 08:45:11,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:45:11,249 INFO L480 AbstractCegarLoop]: Abstraction has 133 states and 155 transitions. [2018-12-02 08:45:11,249 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 08:45:11,249 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 155 transitions. [2018-12-02 08:45:11,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-02 08:45:11,250 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:45:11,251 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 08:45:11,251 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:45:11,251 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:45:11,251 INFO L82 PathProgramCache]: Analyzing trace with hash -2011649241, now seen corresponding path program 1 times [2018-12-02 08:45:11,251 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:45:11,252 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:45:11,252 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:45:11,252 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:45:11,252 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:45:11,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:45:11,329 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 08:45:11,329 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 08:45:11,329 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 08:45:11,329 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 08:45:11,329 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 08:45:11,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 08:45:11,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-02 08:45:11,330 INFO L87 Difference]: Start difference. First operand 133 states and 155 transitions. Second operand 7 states. [2018-12-02 08:45:11,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:45:11,614 INFO L93 Difference]: Finished difference Result 399 states and 483 transitions. [2018-12-02 08:45:11,614 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 08:45:11,615 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2018-12-02 08:45:11,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:45:11,617 INFO L225 Difference]: With dead ends: 399 [2018-12-02 08:45:11,617 INFO L226 Difference]: Without dead ends: 294 [2018-12-02 08:45:11,618 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 08:45:11,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2018-12-02 08:45:11,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 286. [2018-12-02 08:45:11,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 286 states. [2018-12-02 08:45:11,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 346 transitions. [2018-12-02 08:45:11,638 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 346 transitions. Word has length 64 [2018-12-02 08:45:11,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:45:11,639 INFO L480 AbstractCegarLoop]: Abstraction has 286 states and 346 transitions. [2018-12-02 08:45:11,639 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 08:45:11,639 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 346 transitions. [2018-12-02 08:45:11,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-02 08:45:11,640 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:45:11,641 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 08:45:11,641 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:45:11,641 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:45:11,641 INFO L82 PathProgramCache]: Analyzing trace with hash -986732840, now seen corresponding path program 1 times [2018-12-02 08:45:11,641 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:45:11,642 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:45:11,642 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:45:11,642 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:45:11,642 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:45:11,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:45:11,717 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 08:45:11,717 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 08:45:11,717 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 08:45:11,718 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 08:45:11,718 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 08:45:11,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 08:45:11,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-02 08:45:11,718 INFO L87 Difference]: Start difference. First operand 286 states and 346 transitions. Second operand 7 states. [2018-12-02 08:45:12,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:45:12,109 INFO L93 Difference]: Finished difference Result 723 states and 942 transitions. [2018-12-02 08:45:12,109 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-02 08:45:12,109 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-12-02 08:45:12,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:45:12,112 INFO L225 Difference]: With dead ends: 723 [2018-12-02 08:45:12,112 INFO L226 Difference]: Without dead ends: 465 [2018-12-02 08:45:12,114 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 08:45:12,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 465 states. [2018-12-02 08:45:12,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 465 to 412. [2018-12-02 08:45:12,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 412 states. [2018-12-02 08:45:12,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 497 transitions. [2018-12-02 08:45:12,142 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 497 transitions. Word has length 70 [2018-12-02 08:45:12,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:45:12,142 INFO L480 AbstractCegarLoop]: Abstraction has 412 states and 497 transitions. [2018-12-02 08:45:12,142 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 08:45:12,143 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 497 transitions. [2018-12-02 08:45:12,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-02 08:45:12,144 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:45:12,144 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] [2018-12-02 08:45:12,144 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:45:12,144 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:45:12,145 INFO L82 PathProgramCache]: Analyzing trace with hash -1171618335, now seen corresponding path program 1 times [2018-12-02 08:45:12,145 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:45:12,145 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:45:12,145 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:45:12,145 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:45:12,145 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:45:12,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:45:12,219 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 08:45:12,219 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 08:45:12,219 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-02 08:45:12,219 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 08:45:12,220 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-02 08:45:12,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-02 08:45:12,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-02 08:45:12,220 INFO L87 Difference]: Start difference. First operand 412 states and 497 transitions. Second operand 8 states. [2018-12-02 08:45:12,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:45:12,248 INFO L93 Difference]: Finished difference Result 810 states and 1010 transitions. [2018-12-02 08:45:12,248 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 08:45:12,248 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 92 [2018-12-02 08:45:12,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:45:12,250 INFO L225 Difference]: With dead ends: 810 [2018-12-02 08:45:12,250 INFO L226 Difference]: Without dead ends: 426 [2018-12-02 08:45:12,251 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 08:45:12,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 426 states. [2018-12-02 08:45:12,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 426 to 420. [2018-12-02 08:45:12,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 420 states. [2018-12-02 08:45:12,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 505 transitions. [2018-12-02 08:45:12,266 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 505 transitions. Word has length 92 [2018-12-02 08:45:12,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:45:12,266 INFO L480 AbstractCegarLoop]: Abstraction has 420 states and 505 transitions. [2018-12-02 08:45:12,266 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-02 08:45:12,266 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 505 transitions. [2018-12-02 08:45:12,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-02 08:45:12,267 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:45:12,267 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] [2018-12-02 08:45:12,268 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:45:12,268 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:45:12,268 INFO L82 PathProgramCache]: Analyzing trace with hash -1873218209, now seen corresponding path program 1 times [2018-12-02 08:45:12,268 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:45:12,269 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:45:12,269 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:45:12,269 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:45:12,269 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:45:12,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:45:12,321 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 08:45:12,321 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 08:45:12,321 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 08:45:12,322 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 08:45:12,322 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 08:45:12,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 08:45:12,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-02 08:45:12,322 INFO L87 Difference]: Start difference. First operand 420 states and 505 transitions. Second operand 6 states. [2018-12-02 08:45:12,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:45:12,347 INFO L93 Difference]: Finished difference Result 822 states and 1007 transitions. [2018-12-02 08:45:12,347 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 08:45:12,347 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 92 [2018-12-02 08:45:12,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:45:12,349 INFO L225 Difference]: With dead ends: 822 [2018-12-02 08:45:12,349 INFO L226 Difference]: Without dead ends: 430 [2018-12-02 08:45:12,350 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 08:45:12,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2018-12-02 08:45:12,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 430. [2018-12-02 08:45:12,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 430 states. [2018-12-02 08:45:12,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 515 transitions. [2018-12-02 08:45:12,371 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 515 transitions. Word has length 92 [2018-12-02 08:45:12,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:45:12,372 INFO L480 AbstractCegarLoop]: Abstraction has 430 states and 515 transitions. [2018-12-02 08:45:12,372 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 08:45:12,372 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 515 transitions. [2018-12-02 08:45:12,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-02 08:45:12,373 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:45:12,373 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] [2018-12-02 08:45:12,374 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:45:12,374 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:45:12,374 INFO L82 PathProgramCache]: Analyzing trace with hash 553862562, now seen corresponding path program 1 times [2018-12-02 08:45:12,374 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:45:12,375 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:45:12,375 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:45:12,375 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:45:12,375 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:45:12,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:45:12,447 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 08:45:12,447 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 08:45:12,447 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 08:45:12,447 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 08:45:12,447 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 08:45:12,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 08:45:12,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-02 08:45:12,448 INFO L87 Difference]: Start difference. First operand 430 states and 515 transitions. Second operand 4 states. [2018-12-02 08:45:12,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:45:12,572 INFO L93 Difference]: Finished difference Result 1376 states and 1728 transitions. [2018-12-02 08:45:12,572 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 08:45:12,572 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 92 [2018-12-02 08:45:12,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:45:12,577 INFO L225 Difference]: With dead ends: 1376 [2018-12-02 08:45:12,577 INFO L226 Difference]: Without dead ends: 974 [2018-12-02 08:45:12,579 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 08:45:12,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 974 states. [2018-12-02 08:45:12,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 974 to 957. [2018-12-02 08:45:12,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 957 states. [2018-12-02 08:45:12,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 957 states and 1176 transitions. [2018-12-02 08:45:12,633 INFO L78 Accepts]: Start accepts. Automaton has 957 states and 1176 transitions. Word has length 92 [2018-12-02 08:45:12,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:45:12,633 INFO L480 AbstractCegarLoop]: Abstraction has 957 states and 1176 transitions. [2018-12-02 08:45:12,633 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 08:45:12,633 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1176 transitions. [2018-12-02 08:45:12,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-02 08:45:12,635 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:45:12,635 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] [2018-12-02 08:45:12,635 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:45:12,636 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:45:12,636 INFO L82 PathProgramCache]: Analyzing trace with hash -1706864932, now seen corresponding path program 1 times [2018-12-02 08:45:12,636 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:45:12,636 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:45:12,637 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:45:12,637 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:45:12,637 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:45:12,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:45:12,727 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 08:45:12,727 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 08:45:12,728 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-02 08:45:12,728 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 08:45:12,728 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 08:45:12,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 08:45:12,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-02 08:45:12,729 INFO L87 Difference]: Start difference. First operand 957 states and 1176 transitions. Second operand 9 states. [2018-12-02 08:45:13,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:45:13,300 INFO L93 Difference]: Finished difference Result 2620 states and 3378 transitions. [2018-12-02 08:45:13,300 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-02 08:45:13,300 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 96 [2018-12-02 08:45:13,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:45:13,305 INFO L225 Difference]: With dead ends: 2620 [2018-12-02 08:45:13,305 INFO L226 Difference]: Without dead ends: 1873 [2018-12-02 08:45:13,307 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 08:45:13,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1873 states. [2018-12-02 08:45:13,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1873 to 1648. [2018-12-02 08:45:13,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1648 states. [2018-12-02 08:45:13,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1648 states and 1993 transitions. [2018-12-02 08:45:13,378 INFO L78 Accepts]: Start accepts. Automaton has 1648 states and 1993 transitions. Word has length 96 [2018-12-02 08:45:13,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:45:13,379 INFO L480 AbstractCegarLoop]: Abstraction has 1648 states and 1993 transitions. [2018-12-02 08:45:13,379 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 08:45:13,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 1993 transitions. [2018-12-02 08:45:13,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 08:45:13,381 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:45:13,381 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:45:13,381 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:45:13,382 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:45:13,382 INFO L82 PathProgramCache]: Analyzing trace with hash -1827465220, now seen corresponding path program 1 times [2018-12-02 08:45:13,382 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:45:13,382 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:45:13,382 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:45:13,383 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:45:13,383 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:45:13,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:45:13,489 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 08:45:13,489 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:45:13,490 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 08:45:13,490 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 156 with the following transitions: [2018-12-02 08:45:13,492 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [30], [32], [33], [37], [40], [57], [58], [59], [63], [65], [66], [69], [73], [74], [75], [78], [80], [86], [90], [93], [94], [95], [104], [108], [112], [115], [118], [120], [126], [128], [131], [147], [148], [149], [150], [151], [152], [153], [155], [160], [162], [163], [197], [198], [202], [205], [209], [215], [218], [222], [223], [227], [230], [232], [235], [242], [245], [248], [252], [253], [256], [257], [258], [259], [260], [261], [262], [264], [265], [266], [267], [268], [269], [270], [271], [272], [276], [277], [278], [280], [281], [282], [283], [286], [287], [288], [289], [290], [291], [296], [297], [300], [301], [306], [307], [308], [309], [310], [311], [312], [313], [314], [315], [316], [318], [319], [320], [321], [324], [325] [2018-12-02 08:45:13,526 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 08:45:13,527 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 08:45:14,617 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 08:45:14,618 INFO L272 AbstractInterpreter]: Visited 123 different actions 643 times. Merged at 15 different actions 51 times. Never widened. Performed 21416 root evaluator evaluations with a maximum evaluation depth of 3. Performed 21416 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 11 fixpoints after 2 different actions. Largest state had 134 variables. [2018-12-02 08:45:14,623 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:45:14,623 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 08:45:14,623 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:45:14,624 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7e14cccd-4bc8-4a39-adda-ecee76cd11fe/bin-2019/utaipan/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 08:45:14,629 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:45:14,630 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 08:45:14,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:45:14,720 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:45:14,821 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:45:14,821 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 08:45:15,002 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 08:45:15,019 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 08:45:15,019 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7, 7] total 19 [2018-12-02 08:45:15,019 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 08:45:15,019 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-02 08:45:15,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-02 08:45:15,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2018-12-02 08:45:15,020 INFO L87 Difference]: Start difference. First operand 1648 states and 1993 transitions. Second operand 16 states. [2018-12-02 08:45:15,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:45:15,725 INFO L93 Difference]: Finished difference Result 3767 states and 4762 transitions. [2018-12-02 08:45:15,726 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-12-02 08:45:15,726 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 155 [2018-12-02 08:45:15,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:45:15,731 INFO L225 Difference]: With dead ends: 3767 [2018-12-02 08:45:15,732 INFO L226 Difference]: Without dead ends: 2323 [2018-12-02 08:45:15,734 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 341 GetRequests, 302 SyntacticMatches, 5 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=204, Invalid=1056, Unknown=0, NotChecked=0, Total=1260 [2018-12-02 08:45:15,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2323 states. [2018-12-02 08:45:15,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2323 to 2077. [2018-12-02 08:45:15,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2077 states. [2018-12-02 08:45:15,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 2077 states and 2483 transitions. [2018-12-02 08:45:15,806 INFO L78 Accepts]: Start accepts. Automaton has 2077 states and 2483 transitions. Word has length 155 [2018-12-02 08:45:15,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:45:15,806 INFO L480 AbstractCegarLoop]: Abstraction has 2077 states and 2483 transitions. [2018-12-02 08:45:15,807 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-02 08:45:15,807 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 2483 transitions. [2018-12-02 08:45:15,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-02 08:45:15,810 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:45:15,811 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, 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] [2018-12-02 08:45:15,811 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:45:15,811 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:45:15,811 INFO L82 PathProgramCache]: Analyzing trace with hash 91929779, now seen corresponding path program 1 times [2018-12-02 08:45:15,811 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:45:15,812 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:45:15,812 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:45:15,812 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:45:15,812 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:45:15,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:45:15,902 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 71 proven. 2 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-12-02 08:45:15,902 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:45:15,902 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 08:45:15,902 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 270 with the following transitions: [2018-12-02 08:45:15,902 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [30], [32], [33], [37], [40], [57], [58], [59], [63], [65], [66], [67], [68], [69], [73], [74], [75], [78], [80], [83], [86], [90], [93], [94], [95], [104], [108], [112], [115], [118], [120], [126], [128], [131], [147], [148], [149], [150], [151], [152], [153], [155], [160], [162], [163], [197], [198], [202], [205], [209], [215], [218], [222], [223], [227], [230], [232], [235], [242], [245], [248], [252], [253], [256], [257], [258], [259], [260], [261], [262], [264], [265], [266], [267], [268], [269], [270], [271], [272], [276], [277], [278], [280], [281], [282], [283], [284], [285], [286], [287], [288], [289], [290], [291], [296], [297], [300], [301], [306], [307], [308], [309], [310], [311], [312], [313], [314], [315], [316], [318], [319], [320], [321], [324], [325] [2018-12-02 08:45:15,904 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 08:45:15,905 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 08:45:16,946 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 08:45:16,946 INFO L272 AbstractInterpreter]: Visited 124 different actions 674 times. Merged at 16 different actions 57 times. Never widened. Performed 30813 root evaluator evaluations with a maximum evaluation depth of 3. Performed 30813 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 11 fixpoints after 3 different actions. Largest state had 134 variables. [2018-12-02 08:45:16,948 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:45:16,948 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 08:45:16,948 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:45:16,948 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7e14cccd-4bc8-4a39-adda-ecee76cd11fe/bin-2019/utaipan/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 08:45:16,954 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:45:16,954 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 08:45:17,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:45:17,065 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:45:17,197 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 195 proven. 4 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-02 08:45:17,198 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 08:45:17,623 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 74 proven. 30 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-12-02 08:45:17,639 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 08:45:17,639 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12, 13] total 27 [2018-12-02 08:45:17,639 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 08:45:17,639 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-02 08:45:17,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-02 08:45:17,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=606, Unknown=0, NotChecked=0, Total=702 [2018-12-02 08:45:17,640 INFO L87 Difference]: Start difference. First operand 2077 states and 2483 transitions. Second operand 19 states. [2018-12-02 08:45:20,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:45:20,700 INFO L93 Difference]: Finished difference Result 8127 states and 11723 transitions. [2018-12-02 08:45:20,700 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2018-12-02 08:45:20,700 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 269 [2018-12-02 08:45:20,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:45:20,716 INFO L225 Difference]: With dead ends: 8127 [2018-12-02 08:45:20,716 INFO L226 Difference]: Without dead ends: 6086 [2018-12-02 08:45:20,723 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 614 GetRequests, 532 SyntacticMatches, 9 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1295 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=856, Invalid=4694, Unknown=0, NotChecked=0, Total=5550 [2018-12-02 08:45:20,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6086 states. [2018-12-02 08:45:20,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6086 to 4281. [2018-12-02 08:45:20,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4281 states. [2018-12-02 08:45:20,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 4281 states and 4931 transitions. [2018-12-02 08:45:20,890 INFO L78 Accepts]: Start accepts. Automaton has 4281 states and 4931 transitions. Word has length 269 [2018-12-02 08:45:20,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:45:20,891 INFO L480 AbstractCegarLoop]: Abstraction has 4281 states and 4931 transitions. [2018-12-02 08:45:20,891 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-02 08:45:20,891 INFO L276 IsEmpty]: Start isEmpty. Operand 4281 states and 4931 transitions. [2018-12-02 08:45:20,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-12-02 08:45:20,897 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:45:20,897 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 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, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-02 08:45:20,897 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:45:20,897 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:45:20,897 INFO L82 PathProgramCache]: Analyzing trace with hash 815057361, now seen corresponding path program 1 times [2018-12-02 08:45:20,897 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:45:20,898 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:45:20,898 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:45:20,898 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:45:20,898 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:45:20,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:45:21,037 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 93 proven. 53 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2018-12-02 08:45:21,037 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:45:21,037 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 08:45:21,037 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 290 with the following transitions: [2018-12-02 08:45:21,037 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [27], [30], [32], [33], [37], [40], [57], [58], [59], [63], [65], [66], [67], [68], [69], [73], [74], [75], [78], [80], [83], [86], [90], [93], [94], [95], [104], [108], [112], [115], [118], [120], [123], [126], [128], [131], [147], [148], [149], [150], [151], [152], [153], [155], [160], [162], [163], [168], [170], [197], [198], [202], [205], [209], [215], [218], [222], [223], [227], [230], [232], [235], [242], [245], [248], [252], [253], [256], [257], [258], [259], [260], [261], [262], [264], [265], [266], [267], [268], [269], [270], [271], [272], [276], [277], [278], [280], [281], [282], [283], [284], [285], [286], [287], [288], [289], [290], [291], [292], [293], [296], [297], [300], [301], [306], [307], [308], [309], [310], [311], [312], [313], [314], [315], [316], [318], [319], [320], [321], [324], [325] [2018-12-02 08:45:21,039 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 08:45:21,039 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 08:45:23,031 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 08:45:23,031 INFO L272 AbstractInterpreter]: Visited 134 different actions 1545 times. Merged at 23 different actions 191 times. Never widened. Performed 66002 root evaluator evaluations with a maximum evaluation depth of 3. Performed 66002 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 53 fixpoints after 6 different actions. Largest state had 134 variables. [2018-12-02 08:45:23,032 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:45:23,032 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 08:45:23,033 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:45:23,033 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7e14cccd-4bc8-4a39-adda-ecee76cd11fe/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 08:45:23,038 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:45:23,038 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 08:45:23,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:45:23,112 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:45:23,197 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 233 proven. 16 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-12-02 08:45:23,197 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 08:45:23,540 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 93 proven. 53 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2018-12-02 08:45:23,556 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 08:45:23,556 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9, 9] total 25 [2018-12-02 08:45:23,556 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 08:45:23,556 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-12-02 08:45:23,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-12-02 08:45:23,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2018-12-02 08:45:23,557 INFO L87 Difference]: Start difference. First operand 4281 states and 4931 transitions. Second operand 20 states. [2018-12-02 08:45:24,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:45:24,270 INFO L93 Difference]: Finished difference Result 8148 states and 9446 transitions. [2018-12-02 08:45:24,270 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-02 08:45:24,270 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 289 [2018-12-02 08:45:24,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:45:24,280 INFO L225 Difference]: With dead ends: 8148 [2018-12-02 08:45:24,280 INFO L226 Difference]: Without dead ends: 4297 [2018-12-02 08:45:24,285 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 611 GetRequests, 573 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 162 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=240, Invalid=1092, Unknown=0, NotChecked=0, Total=1332 [2018-12-02 08:45:24,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4297 states. [2018-12-02 08:45:24,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4297 to 4285. [2018-12-02 08:45:24,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4285 states. [2018-12-02 08:45:24,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4285 states to 4285 states and 4925 transitions. [2018-12-02 08:45:24,434 INFO L78 Accepts]: Start accepts. Automaton has 4285 states and 4925 transitions. Word has length 289 [2018-12-02 08:45:24,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:45:24,434 INFO L480 AbstractCegarLoop]: Abstraction has 4285 states and 4925 transitions. [2018-12-02 08:45:24,434 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-12-02 08:45:24,434 INFO L276 IsEmpty]: Start isEmpty. Operand 4285 states and 4925 transitions. [2018-12-02 08:45:24,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-12-02 08:45:24,440 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:45:24,440 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 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, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-02 08:45:24,440 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:45:24,441 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:45:24,441 INFO L82 PathProgramCache]: Analyzing trace with hash 633847746, now seen corresponding path program 1 times [2018-12-02 08:45:24,441 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:45:24,441 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:45:24,441 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:45:24,441 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:45:24,441 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:45:24,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:45:24,599 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 91 proven. 44 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2018-12-02 08:45:24,599 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:45:24,599 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 08:45:24,599 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 291 with the following transitions: [2018-12-02 08:45:24,600 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [24], [27], [30], [32], [33], [37], [40], [57], [58], [59], [63], [65], [66], [67], [68], [69], [73], [74], [75], [78], [80], [83], [86], [90], [93], [94], [95], [104], [108], [112], [115], [118], [120], [123], [126], [128], [131], [147], [148], [149], [150], [151], [152], [153], [155], [160], [162], [163], [168], [170], [197], [198], [202], [205], [209], [215], [218], [222], [223], [227], [230], [232], [235], [242], [245], [248], [252], [253], [256], [257], [258], [259], [260], [261], [262], [264], [265], [266], [267], [268], [269], [270], [271], [272], [276], [277], [278], [280], [281], [282], [283], [284], [285], [286], [287], [288], [289], [290], [291], [292], [293], [296], [297], [300], [301], [306], [307], [308], [309], [310], [311], [312], [313], [314], [315], [316], [318], [319], [320], [321], [324], [325] [2018-12-02 08:45:24,601 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 08:45:24,602 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 08:45:26,550 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 08:45:26,550 INFO L272 AbstractInterpreter]: Visited 135 different actions 1507 times. Merged at 24 different actions 186 times. Never widened. Performed 65824 root evaluator evaluations with a maximum evaluation depth of 3. Performed 65824 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 59 fixpoints after 8 different actions. Largest state had 134 variables. [2018-12-02 08:45:26,551 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:45:26,551 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 08:45:26,552 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:45:26,552 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7e14cccd-4bc8-4a39-adda-ecee76cd11fe/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 08:45:26,558 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:45:26,558 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 08:45:26,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:45:26,634 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:45:26,685 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 162 proven. 16 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2018-12-02 08:45:26,686 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 08:45:27,053 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 94 proven. 27 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2018-12-02 08:45:27,069 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 08:45:27,069 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 13] total 21 [2018-12-02 08:45:27,069 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 08:45:27,069 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-12-02 08:45:27,069 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-12-02 08:45:27,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=321, Unknown=0, NotChecked=0, Total=420 [2018-12-02 08:45:27,070 INFO L87 Difference]: Start difference. First operand 4285 states and 4925 transitions. Second operand 14 states. [2018-12-02 08:45:28,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:45:28,743 INFO L93 Difference]: Finished difference Result 9634 states and 12148 transitions. [2018-12-02 08:45:28,743 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-12-02 08:45:28,743 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 290 [2018-12-02 08:45:28,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:45:28,771 INFO L225 Difference]: With dead ends: 9634 [2018-12-02 08:45:28,771 INFO L226 Difference]: Without dead ends: 7081 [2018-12-02 08:45:28,778 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 634 GetRequests, 572 SyntacticMatches, 22 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 451 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=470, Invalid=1252, Unknown=0, NotChecked=0, Total=1722 [2018-12-02 08:45:28,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7081 states. [2018-12-02 08:45:28,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7081 to 5204. [2018-12-02 08:45:28,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5204 states. [2018-12-02 08:45:28,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5204 states to 5204 states and 5981 transitions. [2018-12-02 08:45:28,981 INFO L78 Accepts]: Start accepts. Automaton has 5204 states and 5981 transitions. Word has length 290 [2018-12-02 08:45:28,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:45:28,981 INFO L480 AbstractCegarLoop]: Abstraction has 5204 states and 5981 transitions. [2018-12-02 08:45:28,982 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-12-02 08:45:28,982 INFO L276 IsEmpty]: Start isEmpty. Operand 5204 states and 5981 transitions. [2018-12-02 08:45:28,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-12-02 08:45:28,989 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:45:28,990 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:45:28,990 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:45:28,990 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:45:28,990 INFO L82 PathProgramCache]: Analyzing trace with hash 44182403, now seen corresponding path program 1 times [2018-12-02 08:45:28,990 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:45:28,990 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:45:28,990 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:45:28,990 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:45:28,990 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:45:29,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:45:29,062 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 444 trivial. 0 not checked. [2018-12-02 08:45:29,063 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 08:45:29,063 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 08:45:29,063 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 08:45:29,063 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 08:45:29,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 08:45:29,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-02 08:45:29,063 INFO L87 Difference]: Start difference. First operand 5204 states and 5981 transitions. Second operand 4 states. [2018-12-02 08:45:29,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:45:29,236 INFO L93 Difference]: Finished difference Result 6322 states and 7314 transitions. [2018-12-02 08:45:29,237 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 08:45:29,237 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 364 [2018-12-02 08:45:29,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:45:29,241 INFO L225 Difference]: With dead ends: 6322 [2018-12-02 08:45:29,241 INFO L226 Difference]: Without dead ends: 2075 [2018-12-02 08:45:29,246 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 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 08:45:29,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2075 states. [2018-12-02 08:45:29,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2075 to 2029. [2018-12-02 08:45:29,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2029 states. [2018-12-02 08:45:29,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2029 states to 2029 states and 2253 transitions. [2018-12-02 08:45:29,317 INFO L78 Accepts]: Start accepts. Automaton has 2029 states and 2253 transitions. Word has length 364 [2018-12-02 08:45:29,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:45:29,317 INFO L480 AbstractCegarLoop]: Abstraction has 2029 states and 2253 transitions. [2018-12-02 08:45:29,317 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 08:45:29,318 INFO L276 IsEmpty]: Start isEmpty. Operand 2029 states and 2253 transitions. [2018-12-02 08:45:29,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-12-02 08:45:29,320 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:45:29,321 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:45:29,321 INFO L423 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:45:29,321 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:45:29,321 INFO L82 PathProgramCache]: Analyzing trace with hash 1700025298, now seen corresponding path program 1 times [2018-12-02 08:45:29,321 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:45:29,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:45:29,322 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:45:29,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:45:29,322 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:45:29,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:45:29,426 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 432 trivial. 0 not checked. [2018-12-02 08:45:29,426 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 08:45:29,427 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-02 08:45:29,427 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 08:45:29,427 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-02 08:45:29,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-02 08:45:29,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-12-02 08:45:29,427 INFO L87 Difference]: Start difference. First operand 2029 states and 2253 transitions. Second operand 8 states. [2018-12-02 08:45:29,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:45:29,645 INFO L93 Difference]: Finished difference Result 3362 states and 3776 transitions. [2018-12-02 08:45:29,645 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 08:45:29,646 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 358 [2018-12-02 08:45:29,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:45:29,647 INFO L225 Difference]: With dead ends: 3362 [2018-12-02 08:45:29,647 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 08:45:29,651 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2018-12-02 08:45:29,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 08:45:29,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 08:45:29,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 08:45:29,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 08:45:29,652 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 358 [2018-12-02 08:45:29,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:45:29,652 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 08:45:29,652 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-02 08:45:29,652 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 08:45:29,652 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 08:45:29,655 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 08:45:29,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,871 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,871 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,886 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,889 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,889 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,898 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,898 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,908 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,922 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,929 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,951 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,957 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,957 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,961 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,964 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,965 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,965 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,968 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,968 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,968 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,970 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 411 DAG size of output: 167 [2018-12-02 08:45:29,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:29,992 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,017 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,033 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,039 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,066 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,252 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,252 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,252 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,256 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,265 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,266 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,278 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,316 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,325 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,332 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,351 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,351 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,363 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,369 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,373 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,374 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,377 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,377 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,377 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,383 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,384 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,384 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,388 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,391 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,391 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,392 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,392 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,397 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,403 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,403 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,407 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,417 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,417 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,417 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,424 WARN L180 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 558 DAG size of output: 273 [2018-12-02 08:45:30,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,466 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,495 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,570 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,653 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,660 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,670 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,780 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,810 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,866 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,938 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:30,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,025 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,041 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,089 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,096 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,103 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,106 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,111 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,112 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,112 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,117 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,123 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,133 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,243 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,243 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,252 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,276 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,284 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,295 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,310 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,312 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,332 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,332 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,333 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,337 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,338 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,351 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,411 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,411 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,411 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,428 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,428 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,431 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,432 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,442 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,448 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,448 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,448 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,470 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,483 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,491 WARN L180 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 216 [2018-12-02 08:45:31,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,530 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,542 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,543 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:45:31,707 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 24 [2018-12-02 08:45:31,887 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 24 [2018-12-02 08:45:32,199 WARN L180 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 47 [2018-12-02 08:45:32,349 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 34 [2018-12-02 08:45:33,454 WARN L180 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 235 DAG size of output: 46 [2018-12-02 08:45:33,613 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 1 [2018-12-02 08:45:34,212 WARN L180 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 46 [2018-12-02 08:45:35,990 WARN L180 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 330 DAG size of output: 68 [2018-12-02 08:45:36,321 WARN L180 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 1 [2018-12-02 08:45:36,877 WARN L180 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 56 [2018-12-02 08:45:37,751 WARN L180 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 54 [2018-12-02 08:45:38,185 WARN L180 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 46 [2018-12-02 08:45:38,547 WARN L180 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 46 [2018-12-02 08:45:39,273 WARN L180 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 42 [2018-12-02 08:45:39,416 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 27 [2018-12-02 08:45:39,681 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 18 [2018-12-02 08:45:39,965 WARN L180 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 46 [2018-12-02 08:45:40,159 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 34 [2018-12-02 08:45:40,463 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 30 [2018-12-02 08:45:40,681 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 27 [2018-12-02 08:45:40,854 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 48 [2018-12-02 08:45:41,074 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2018-12-02 08:45:42,707 WARN L180 SmtUtils]: Spent 1.63 s on a formula simplification. DAG size of input: 261 DAG size of output: 73 [2018-12-02 08:45:42,926 WARN L180 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 47 [2018-12-02 08:45:43,287 WARN L180 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 45 [2018-12-02 08:45:43,997 WARN L180 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 73 [2018-12-02 08:45:44,136 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 29 [2018-12-02 08:45:44,138 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 70 76) the Hoare annotation is: true [2018-12-02 08:45:44,138 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 70 76) no Hoare annotation was computed. [2018-12-02 08:45:44,138 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 77 85) no Hoare annotation was computed. [2018-12-02 08:45:44,138 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 77 85) the Hoare annotation is: true [2018-12-02 08:45:44,139 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 77 85) no Hoare annotation was computed. [2018-12-02 08:45:44,139 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 465 472) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-12-02 08:45:44,139 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 465 472) no Hoare annotation was computed. [2018-12-02 08:45:44,139 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 465 472) no Hoare annotation was computed. [2018-12-02 08:45:44,139 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 473 482) the Hoare annotation is: (let ((.cse8 (not (= ~systemActive~0 0))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse6 (< 2 ~waterLevel~0)) (.cse3 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (.cse5 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse7 (< 1 ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (<= 1 ~switchedOnBeforeTS~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 2))) (or (or .cse0 .cse4) (or .cse5 .cse1 .cse6 .cse2)) (or .cse7 .cse1 .cse0 .cse2 .cse3) (or .cse0 (or .cse6 .cse2 .cse3) (not (= 1 ~pumpRunning~0))) (or .cse5 .cse4 .cse1 .cse8 (not (= ~waterLevel~0 1))) (or .cse8 .cse0 (or .cse1 .cse6 .cse3)) (or .cse5 .cse7 .cse1 .cse2 .cse4))) [2018-12-02 08:45:44,139 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-12-02 08:45:44,139 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 473 482) no Hoare annotation was computed. [2018-12-02 08:45:44,139 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 473 482) no Hoare annotation was computed. [2018-12-02 08:45:44,139 INFO L444 ceAbstractionStarter]: At program point L498(line 498) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse4 (< 2 ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse5 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or (< ~switchedOnBeforeTS~0 1) (< 1 ~waterLevel~0) .cse2 .cse3 .cse1) (or .cse2 (not (= ~systemActive~0 0)) .cse4 .cse5) (or .cse4 .cse0 .cse1 .cse5 (not .cse3)) (or .cse2 .cse4 .cse1 .cse5))) [2018-12-02 08:45:44,139 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 483 511) the Hoare annotation is: true [2018-12-02 08:45:44,139 INFO L448 ceAbstractionStarter]: For program point L496(lines 496 502) no Hoare annotation was computed. [2018-12-02 08:45:44,139 INFO L448 ceAbstractionStarter]: For program point L495(lines 495 505) no Hoare annotation was computed. [2018-12-02 08:45:44,139 INFO L444 ceAbstractionStarter]: At program point L493(line 493) the Hoare annotation is: (let ((.cse5 (not (= 1 ~pumpRunning~0))) (.cse0 (< ~switchedOnBeforeTS~0 1)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse1 (= ~waterLevel~0 __utac_acc__Specification5_spec__3_~tmp~5)) (.cse7 (< 2 ~waterLevel~0)) (.cse4 (not (= ~systemActive~0 1))) (.cse9 (not (= ~systemActive~0 0))) (.cse8 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse6 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~waterLevel~0 1))) (or .cse5 .cse4 .cse6) (or .cse1 .cse7 .cse5 .cse4 .cse8 (not .cse3)) (or .cse9 .cse1 (or (< 1 ~waterLevel~0) .cse2 .cse8)) (or .cse0 (< 0 ~waterLevel~0) .cse2 .cse3 .cse4 .cse1) (or .cse1 .cse2 .cse7 .cse4 .cse8) (or .cse2 .cse4 .cse8 .cse6) (or .cse9 (or .cse8 (or .cse2 .cse6))))) [2018-12-02 08:45:44,139 INFO L448 ceAbstractionStarter]: For program point L493-1(line 493) no Hoare annotation was computed. [2018-12-02 08:45:44,140 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 483 511) no Hoare annotation was computed. [2018-12-02 08:45:44,140 INFO L448 ceAbstractionStarter]: For program point L491(lines 491 508) no Hoare annotation was computed. [2018-12-02 08:45:44,140 INFO L448 ceAbstractionStarter]: For program point L491-1(lines 483 511) no Hoare annotation was computed. [2018-12-02 08:45:44,140 INFO L451 ceAbstractionStarter]: At program point L489(line 489) the Hoare annotation is: true [2018-12-02 08:45:44,140 INFO L448 ceAbstractionStarter]: For program point L489-1(line 489) no Hoare annotation was computed. [2018-12-02 08:45:44,140 INFO L444 ceAbstractionStarter]: At program point L384(line 384) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= main_~tmp~3 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 08:45:44,140 INFO L444 ceAbstractionStarter]: At program point L384-1(line 384) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= main_~tmp~3 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 08:45:44,140 INFO L448 ceAbstractionStarter]: For program point L382(lines 382 389) no Hoare annotation was computed. [2018-12-02 08:45:44,140 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 372 394) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 08:45:44,140 INFO L448 ceAbstractionStarter]: For program point L382-1(lines 382 389) no Hoare annotation was computed. [2018-12-02 08:45:44,140 INFO L448 ceAbstractionStarter]: For program point L380(line 380) no Hoare annotation was computed. [2018-12-02 08:45:44,140 INFO L444 ceAbstractionStarter]: At program point L379(line 379) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 08:45:44,140 INFO L444 ceAbstractionStarter]: At program point L378(line 378) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 08:45:44,140 INFO L444 ceAbstractionStarter]: At program point L378-1(line 378) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 08:45:44,141 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 372 394) no Hoare annotation was computed. [2018-12-02 08:45:44,141 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 372 394) no Hoare annotation was computed. [2018-12-02 08:45:44,141 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 279 293) no Hoare annotation was computed. [2018-12-02 08:45:44,141 INFO L444 ceAbstractionStarter]: At program point L285(line 285) the Hoare annotation is: (let ((.cse2 (< 2 ~waterLevel~0)) (.cse4 (not (= ~systemActive~0 0))) (.cse1 (not (= ~waterLevel~0 2))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse5 (= |old(~systemActive~0)| 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or (and .cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (or .cse5 .cse2 .cse3) .cse6) (or (< ~switchedOnBeforeTS~0 1) .cse5 .cse0 .cse2) (or (and .cse4 (= ~pumpRunning~0 1)) .cse5 .cse6 .cse1) (or (= ~systemActive~0 1) (< 1 ~waterLevel~0) (= ~methaneLevelCritical~0 0) .cse6 (not (= |old(~systemActive~0)| 1)) .cse3) (or .cse5 .cse0 (not (= ~waterLevel~0 1))))) [2018-12-02 08:45:44,141 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 289) no Hoare annotation was computed. [2018-12-02 08:45:44,141 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 279 293) the Hoare annotation is: (let ((.cse20 (= 0 |old(~pumpRunning~0)|))) (let ((.cse16 (= ~methaneLevelCritical~0 0)) (.cse2 (not .cse20)) (.cse15 (not (= ~waterLevel~0 2))) (.cse6 (= ~systemActive~0 0))) (let ((.cse7 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse9 (not .cse6)) (.cse19 (and (= 0 ~pumpRunning~0) (= 2 ~waterLevel~0))) (.cse17 (or .cse2 .cse15)) (.cse18 (not .cse16)) (.cse0 (= |old(~systemActive~0)| 0))) (let ((.cse3 (not .cse0)) (.cse10 (or .cse17 .cse18)) (.cse8 (and (and (= 0 ~methaneLevelCritical~0) .cse19) .cse20)) (.cse14 (and (and .cse18 .cse19) .cse20)) (.cse13 (or .cse17 .cse16)) (.cse12 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (< 2 ~waterLevel~0)) (.cse1 (and .cse9 (<= ~pumpRunning~0 0) (<= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse11 (and .cse9 .cse7)) (.cse5 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse3 .cse2 .cse4 .cse5 (and .cse6 .cse7)) (or .cse0 (and .cse8 .cse9) .cse10) (or .cse11 (or .cse0 .cse4 .cse5) .cse12) (or .cse3 .cse13 (and .cse6 .cse14)) (or .cse3 .cse10 (and .cse8 .cse6)) (or (and .cse9 (= ~pumpRunning~0 1)) .cse0 .cse12 .cse15) (or (and .cse9 .cse14) .cse13 .cse0) (or (= ~systemActive~0 1) (< 1 ~waterLevel~0) .cse16 .cse12 (not (= |old(~systemActive~0)| 1)) .cse5) (or (< ~switchedOnBeforeTS~0 1) .cse0 .cse2 .cse4 .cse1) (or (< 0 ~waterLevel~0) .cse0 .cse11 .cse2 .cse5)))))) [2018-12-02 08:45:44,141 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 279 293) no Hoare annotation was computed. [2018-12-02 08:45:44,141 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 215 223) no Hoare annotation was computed. [2018-12-02 08:45:44,141 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 215 223) the Hoare annotation is: true [2018-12-02 08:45:44,141 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 215 223) no Hoare annotation was computed. [2018-12-02 08:45:44,141 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 63 69) no Hoare annotation was computed. [2018-12-02 08:45:44,141 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 63 69) the Hoare annotation is: true [2018-12-02 08:45:44,141 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 361 371) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 08:45:44,142 INFO L444 ceAbstractionStarter]: At program point L366(line 366) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2018-12-02 08:45:44,142 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 361 371) no Hoare annotation was computed. [2018-12-02 08:45:44,142 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 361 371) no Hoare annotation was computed. [2018-12-02 08:45:44,142 INFO L451 ceAbstractionStarter]: At program point L209(line 209) the Hoare annotation is: true [2018-12-02 08:45:44,142 INFO L448 ceAbstractionStarter]: For program point L209-1(line 209) no Hoare annotation was computed. [2018-12-02 08:45:44,142 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 204 214) the Hoare annotation is: true [2018-12-02 08:45:44,142 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 204 214) no Hoare annotation was computed. [2018-12-02 08:45:44,142 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 204 214) no Hoare annotation was computed. [2018-12-02 08:45:44,142 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 196 203) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (= ~pumpRunning~0 1) .cse0 .cse1 (not (= ~waterLevel~0 2))) (or (or .cse0 (< 2 ~waterLevel~0) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) .cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) [2018-12-02 08:45:44,142 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 196 203) no Hoare annotation was computed. [2018-12-02 08:45:44,142 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 196 203) no Hoare annotation was computed. [2018-12-02 08:45:44,142 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 958 971) no Hoare annotation was computed. [2018-12-02 08:45:44,142 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 958 971) the Hoare annotation is: true [2018-12-02 08:45:44,142 INFO L448 ceAbstractionStarter]: For program point L962(lines 962 968) no Hoare annotation was computed. [2018-12-02 08:45:44,142 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 958 971) no Hoare annotation was computed. [2018-12-02 08:45:44,142 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 163 187) no Hoare annotation was computed. [2018-12-02 08:45:44,143 INFO L444 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (< 2 ~waterLevel~0) .cse0 .cse1))) [2018-12-02 08:45:44,143 INFO L448 ceAbstractionStarter]: For program point L182-1(lines 163 187) no Hoare annotation was computed. [2018-12-02 08:45:44,143 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 163 187) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (< 2 ~waterLevel~0) .cse1 .cse2) (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse0 .cse2))) [2018-12-02 08:45:44,143 INFO L444 ceAbstractionStarter]: At program point L177(line 177) the Hoare annotation is: (let ((.cse2 (< 1 ~waterLevel~0)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0 .cse1) (or .cse2 (= ~methaneLevelCritical~0 0) .cse3 .cse0 .cse1) (or .cse2 (and (= processEnvironment_~tmp~1 ~methaneLevelCritical~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse3 .cse0 .cse1))) [2018-12-02 08:45:44,143 INFO L444 ceAbstractionStarter]: At program point L173(line 173) the Hoare annotation is: (let ((.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (and (= processEnvironment_~tmp~1 ~methaneLevelCritical~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse2 .cse3) (or (< 1 ~waterLevel~0) .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (< 0 ~waterLevel~0) .cse1 .cse2 .cse3 .cse0))) [2018-12-02 08:45:44,143 INFO L448 ceAbstractionStarter]: For program point L171(lines 171 179) no Hoare annotation was computed. [2018-12-02 08:45:44,143 INFO L444 ceAbstractionStarter]: At program point L169(line 169) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0 .cse1) (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse1))) [2018-12-02 08:45:44,143 INFO L448 ceAbstractionStarter]: For program point L169-1(line 169) no Hoare annotation was computed. [2018-12-02 08:45:44,143 INFO L448 ceAbstractionStarter]: For program point L167(lines 167 184) no Hoare annotation was computed. [2018-12-02 08:45:44,143 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 129 135) no Hoare annotation was computed. [2018-12-02 08:45:44,143 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 129 135) the Hoare annotation is: true [2018-12-02 08:45:44,143 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 396 461) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2018-12-02 08:45:44,144 INFO L444 ceAbstractionStarter]: At program point L444(line 444) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 1)) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 0))) (.cse5 (<= ~waterLevel~0 2)) (.cse3 (= test_~splverifierCounter~0 0)) (.cse1 (<= ~pumpRunning~0 0)) (.cse2 (<= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2 .cse3) (and (and (= 2 ~waterLevel~0) .cse3) .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (and .cse3 (= ~waterLevel~0 2) .cse4) .cse0) (and .cse4 (and .cse0 .cse5 .cse3 .cse6)) (and (<= ~waterLevel~0 1) .cse1 .cse2 .cse3 .cse6) (and .cse0 (and (and (<= 1 ~switchedOnBeforeTS~0) .cse5 .cse3) .cse1 .cse2)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-02 08:45:44,144 INFO L448 ceAbstractionStarter]: For program point L442(lines 442 448) no Hoare annotation was computed. [2018-12-02 08:45:44,144 INFO L444 ceAbstractionStarter]: At program point L442-1(lines 436 449) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 1)) (.cse0 (<= ~waterLevel~0 2)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse5 (= 0 ~pumpRunning~0)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 (= 2 ~waterLevel~0) .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 2) .cse1 .cse2 .cse3) (and (and .cse0 (and .cse5 .cse3)) (= ~systemActive~0 0)) (and (<= ~waterLevel~0 1) (or (and (<= 1 ~switchedOnBeforeTS~0) .cse2 .cse3) (and .cse2 .cse3 .cse4)) (<= ~pumpRunning~0 0) (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (and .cse2 .cse5 (= |old(~waterLevel~0)| ~waterLevel~0) .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-02 08:45:44,144 INFO L448 ceAbstractionStarter]: For program point L407(lines 406 453) no Hoare annotation was computed. [2018-12-02 08:45:44,144 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 396 461) no Hoare annotation was computed. [2018-12-02 08:45:44,144 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 449) no Hoare annotation was computed. [2018-12-02 08:45:44,144 INFO L444 ceAbstractionStarter]: At program point L428(line 428) the Hoare annotation is: (let ((.cse9 (= 2 ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 1)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse8 (= 0 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (= ~systemActive~0 1)) (.cse4 (= test_~splverifierCounter~0 0)) (.cse6 (<= ~pumpRunning~0 0)) (.cse7 (<= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (and .cse6 .cse3 .cse7 .cse4 .cse5) .cse1) (not (= |old(~systemActive~0)| 1)) (and .cse8 .cse9 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse9 .cse2 .cse3 .cse4) (and .cse0 .cse3 .cse8 (= |old(~waterLevel~0)| ~waterLevel~0) .cse4) (and (= ~systemActive~0 0) .cse1 .cse6 .cse7 .cse4 .cse5) (and (and (<= 1 ~switchedOnBeforeTS~0) (not (= ~methaneLevelCritical~0 0)) (<= ~waterLevel~0 1) .cse3 .cse4) .cse6 .cse7) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-02 08:45:44,144 INFO L448 ceAbstractionStarter]: For program point L426(lines 426 432) no Hoare annotation was computed. [2018-12-02 08:45:44,144 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 426 432) no Hoare annotation was computed. [2018-12-02 08:45:44,144 INFO L444 ceAbstractionStarter]: At program point L451(lines 406 453) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 1)) (.cse0 (= ~waterLevel~0 2)) (.cse9 (= 0 ~methaneLevelCritical~0)) (.cse4 (= ~systemActive~0 0)) (.cse10 (= 0 ~pumpRunning~0)) (.cse8 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse5 (<= ~waterLevel~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0)) (.cse6 (<= ~pumpRunning~0 0)) (.cse7 (<= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse7 .cse3 .cse8) (not (= 0 |old(~pumpRunning~0)|)) (and .cse9 .cse5 .cse1 .cse2 .cse3 .cse8) (and .cse5 .cse6 .cse2 .cse7 .cse3 .cse8) (and .cse0 .cse2 .cse10 .cse3 .cse8) (and .cse9 .cse2 .cse10 (= |old(~waterLevel~0)| ~waterLevel~0) .cse3) (and .cse4 (and .cse10 (= 2 ~waterLevel~0) .cse3) .cse8) (and (and (<= 1 ~switchedOnBeforeTS~0) (not (= ~methaneLevelCritical~0 0)) .cse5 .cse2 .cse3) .cse6 .cse7) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-12-02 08:45:44,144 INFO L444 ceAbstractionStarter]: At program point L418(line 418) the Hoare annotation is: (let ((.cse6 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (let ((.cse5 (and .cse6 .cse2 .cse3)) (.cse0 (<= ~waterLevel~0 1)) (.cse1 (= ~pumpRunning~0 1)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 (= 1 ~waterLevel~0)) (and .cse5 .cse4 (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (and (<= 1 ~switchedOnBeforeTS~0) .cse5 (not (= ~methaneLevelCritical~0 0)) .cse0) (and (= ~waterLevel~0 2) .cse1 .cse2 .cse3) (and (= ~systemActive~0 0) (and (<= ~waterLevel~0 2) (and .cse6 .cse3) .cse4)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-12-02 08:45:44,145 INFO L448 ceAbstractionStarter]: For program point L416(lines 416 422) no Hoare annotation was computed. [2018-12-02 08:45:44,145 INFO L448 ceAbstractionStarter]: For program point L416-1(lines 416 422) no Hoare annotation was computed. [2018-12-02 08:45:44,145 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 412) no Hoare annotation was computed. [2018-12-02 08:45:44,145 INFO L444 ceAbstractionStarter]: At program point L454(lines 405 455) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 08:45:44,145 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 396 461) no Hoare annotation was computed. [2018-12-02 08:45:44,145 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 08:45:44,145 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-12-02 08:45:44,145 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 08:45:44,145 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 188 195) no Hoare annotation was computed. [2018-12-02 08:45:44,145 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 188 195) no Hoare annotation was computed. [2018-12-02 08:45:44,145 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 188 195) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-12-02 08:45:44,145 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 949 957) the Hoare annotation is: true [2018-12-02 08:45:44,145 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 949 957) no Hoare annotation was computed. [2018-12-02 08:45:44,145 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 949 957) no Hoare annotation was computed. [2018-12-02 08:45:44,145 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 260 278) no Hoare annotation was computed. [2018-12-02 08:45:44,145 INFO L448 ceAbstractionStarter]: For program point L269(lines 269 273) no Hoare annotation was computed. [2018-12-02 08:45:44,145 INFO L451 ceAbstractionStarter]: At program point L267(line 267) the Hoare annotation is: true [2018-12-02 08:45:44,145 INFO L448 ceAbstractionStarter]: For program point L269-2(lines 269 273) no Hoare annotation was computed. [2018-12-02 08:45:44,146 INFO L448 ceAbstractionStarter]: For program point L267-1(line 267) no Hoare annotation was computed. [2018-12-02 08:45:44,146 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 260 278) the Hoare annotation is: true [2018-12-02 08:45:44,146 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 260 278) no Hoare annotation was computed. [2018-12-02 08:45:44,146 INFO L448 ceAbstractionStarter]: For program point L909-1(lines 905 916) no Hoare annotation was computed. [2018-12-02 08:45:44,146 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 905 916) the Hoare annotation is: (let ((.cse0 (= |old(~methaneLevelCritical~0)| 0)) (.cse8 (not (= 0 ~pumpRunning~0))) (.cse9 (not (= ~systemActive~0 1))) (.cse12 (not (= ~waterLevel~0 2)))) (let ((.cse1 (or .cse8 .cse9 .cse12)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse5 (or .cse9 .cse12)) (.cse13 (< 2 ~waterLevel~0)) (.cse6 (not (= 1 ~pumpRunning~0))) (.cse7 (< 1 ~waterLevel~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse11 (not (= ~systemActive~0 0))) (.cse10 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (not .cse0))) (and (or (or .cse0 .cse1) .cse2) (or (or .cse1 .cse3) .cse4) (or .cse2 .cse5 .cse0 .cse6) (or .cse2 (and (or (< ~switchedOnBeforeTS~0 1) .cse7 .cse8 .cse0 .cse9) (or .cse7 .cse8 .cse0 .cse9 .cse10))) (or .cse7 .cse8 .cse4 .cse9 .cse10 .cse3) (or .cse8 .cse11 .cse10 .cse3 .cse12 .cse4) (or .cse11 .cse2 (or .cse8 .cse0 .cse13 .cse10)) (or (or (or .cse5 .cse3) .cse6) .cse4) (or .cse13 .cse6 .cse9 .cse10 .cse3 .cse4) (or .cse8 .cse9 (not (= ~waterLevel~0 1)) .cse3 .cse4) (or .cse7 .cse8 .cse4 .cse11 .cse10 .cse3)))) [2018-12-02 08:45:44,146 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 905 916) no Hoare annotation was computed. [2018-12-02 08:45:44,146 INFO L451 ceAbstractionStarter]: At program point L321(lines 296 325) the Hoare annotation is: true [2018-12-02 08:45:44,146 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 296 325) no Hoare annotation was computed. [2018-12-02 08:45:44,146 INFO L448 ceAbstractionStarter]: For program point L317(line 317) no Hoare annotation was computed. [2018-12-02 08:45:44,146 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 296 325) the Hoare annotation is: true [2018-12-02 08:45:44,146 INFO L448 ceAbstractionStarter]: For program point L310(lines 310 314) no Hoare annotation was computed. [2018-12-02 08:45:44,146 INFO L451 ceAbstractionStarter]: At program point L310-1(lines 310 314) the Hoare annotation is: true [2018-12-02 08:45:44,146 INFO L448 ceAbstractionStarter]: For program point L307(line 307) no Hoare annotation was computed. [2018-12-02 08:45:44,146 INFO L451 ceAbstractionStarter]: At program point L306-2(lines 306 320) the Hoare annotation is: true [2018-12-02 08:45:44,146 INFO L451 ceAbstractionStarter]: At program point L302(line 302) the Hoare annotation is: true [2018-12-02 08:45:44,146 INFO L448 ceAbstractionStarter]: For program point L302-1(line 302) no Hoare annotation was computed. [2018-12-02 08:45:44,147 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 917 925) the Hoare annotation is: true [2018-12-02 08:45:44,147 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 917 925) no Hoare annotation was computed. [2018-12-02 08:45:44,147 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 917 925) no Hoare annotation was computed. [2018-12-02 08:45:44,147 INFO L444 ceAbstractionStarter]: At program point L118(line 118) the Hoare annotation is: (let ((.cse11 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse9 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse5 (not (= |old(~waterLevel~0)| 1))) (.cse8 (= ~pumpRunning~0 1)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse0 (< 1 |old(~waterLevel~0)|)) (.cse2 (and (= 0 ~pumpRunning~0) .cse11 .cse9)) (.cse3 (not (= ~systemActive~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= |old(~waterLevel~0)| 2))) (.cse10 (not (= ~systemActive~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse3 .cse5) (or (or (or .cse3 .cse6) .cse7) (and (= 1 ~waterLevel~0) .cse8 .cse9)) (or .cse0 .cse10 .cse1) (or (and .cse8 (<= ~waterLevel~0 0) .cse9) .cse7 .cse3 .cse4 .cse5) (or (< 0 |old(~waterLevel~0)|) (and .cse8 .cse11 .cse9) .cse7 .cse3 .cse4) (or .cse2 (or .cse1 .cse3 .cse6)) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse0 .cse1 .cse2 .cse3) (or (or .cse1 .cse6) .cse10)))) [2018-12-02 08:45:44,147 INFO L444 ceAbstractionStarter]: At program point L116(lines 116 122) the Hoare annotation is: (let ((.cse22 (= ~systemActive~0 1)) (.cse18 (= ~methaneLevelCritical~0 0))) (let ((.cse12 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse8 (not (= |old(~waterLevel~0)| 2))) (.cse10 (not .cse18)) (.cse19 (< 2 |old(~waterLevel~0)|)) (.cse3 (not .cse22)) (.cse4 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse21 (<= 1 ~switchedOnBeforeTS~0)) (.cse20 (= 0 ~pumpRunning~0)) (.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse17 (<= ~waterLevel~0 0))) (let ((.cse13 (< 0 |old(~waterLevel~0)|)) (.cse14 (and .cse21 .cse20 .cse7 .cse17)) (.cse15 (or .cse18 .cse19 .cse3 .cse4)) (.cse6 (= ~pumpRunning~0 1)) (.cse5 (not (= |old(~waterLevel~0)| 1))) (.cse16 (and .cse21 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse10 .cse20 .cse22)) (.cse9 (or .cse3 .cse8)) (.cse11 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (< 1 |old(~waterLevel~0)|)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (and .cse20 .cse7 .cse12))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse3 .cse5) (or .cse2 (and .cse6 .cse7) (or .cse1 .cse3 .cse8)) (or (or (or .cse9 .cse10) .cse11) (and .cse6 .cse12)) (or .cse13 (and .cse6 .cse7 .cse12) .cse11 .cse3 .cse4 .cse10) (or .cse13 .cse14 .cse15 .cse11) (or .cse16 .cse14 .cse15 .cse11) (or (and .cse6 .cse17 .cse12) .cse11 .cse3 .cse4 .cse5 .cse10) (or .cse16 .cse18 .cse11 .cse3 .cse8) (or (= 1 ~waterLevel~0) (or .cse9 .cse11)) (or (and (<= ~pumpRunning~0 0) .cse7 (<= |old(~pumpRunning~0)| ~pumpRunning~0) .cse12) (not (= ~systemActive~0 0)) .cse1 .cse19) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse0 .cse1 .cse2 .cse3))))) [2018-12-02 08:45:44,147 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 102 128) the Hoare annotation is: (let ((.cse17 (= 0 ~pumpRunning~0)) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse8 (<= ~pumpRunning~0 0)) (.cse10 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (< 1 |old(~waterLevel~0)|)) (.cse13 (not (= 1 |old(~pumpRunning~0)|))) (.cse12 (= ~pumpRunning~0 1)) (.cse5 (not (= ~systemActive~0 0))) (.cse7 (not (= |old(~waterLevel~0)| 2))) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse15 (<= 1 ~switchedOnBeforeTS~0)) (.cse4 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse14 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse11 (< 2 |old(~waterLevel~0)|)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (and .cse17 .cse9)) (.cse3 (not (= ~systemActive~0 1))) (.cse16 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse1 .cse7) (or (or .cse1 .cse3 .cse7) (and .cse8 .cse9 .cse10)) (or .cse5 .cse1 .cse11 .cse9) (or (and .cse8 .cse10) .cse5 (or .cse0 .cse1)) (or (and .cse12 .cse9) (or (or .cse3 .cse7) .cse13)) (or .cse14 .cse0 .cse1 .cse3 .cse15) (or .cse11 .cse13 .cse3 .cse4 (and .cse12 .cse9 .cse2)) (or .cse14 .cse15 .cse1 .cse5 .cse16) (or .cse5 .cse2 (or .cse1 .cse11 .cse4)) (or .cse2 .cse1 .cse3 .cse4 .cse7) (or (and .cse9 (or (and .cse17 .cse2) (and .cse15 .cse17))) (and (or .cse1 .cse11 .cse3 .cse4) (or .cse14 .cse1 .cse11 .cse3))) (or .cse1 .cse6 .cse3 .cse16)))) [2018-12-02 08:45:44,147 INFO L444 ceAbstractionStarter]: At program point L111(line 111) the Hoare annotation is: (let ((.cse6 (and (= ~pumpRunning~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (< 2 |old(~waterLevel~0)|)) (.cse1 (not (= ~systemActive~0 1))) (.cse5 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse7 (not (= ~systemActive~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or .cse3 .cse4 .cse1 .cse5 .cse6) (or (< 1 |old(~waterLevel~0)|) .cse7 .cse0) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse0 .cse3 .cse1) (or .cse6 (or (or .cse1 .cse2) .cse4)) (or .cse0 .cse3 .cse1 .cse5) (or (or .cse0 .cse2) .cse7))) [2018-12-02 08:45:44,147 INFO L448 ceAbstractionStarter]: For program point L109(lines 105 127) no Hoare annotation was computed. [2018-12-02 08:45:44,148 INFO L448 ceAbstractionStarter]: For program point L107(lines 105 127) no Hoare annotation was computed. [2018-12-02 08:45:44,148 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 102 128) no Hoare annotation was computed. [2018-12-02 08:45:44,148 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 102 128) no Hoare annotation was computed. [2018-12-02 08:45:44,148 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 881 892) the Hoare annotation is: (or (or (< 2 |old(~waterLevel~0)|) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (not (= 1 ~pumpRunning~0)) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-12-02 08:45:44,148 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 881 892) no Hoare annotation was computed. [2018-12-02 08:45:44,148 INFO L448 ceAbstractionStarter]: For program point L885-1(lines 881 892) no Hoare annotation was computed. [2018-12-02 08:45:44,148 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 352 358) no Hoare annotation was computed. [2018-12-02 08:45:44,148 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 352 358) the Hoare annotation is: true [2018-12-02 08:45:44,148 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 08:45:44,148 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-12-02 08:45:44,148 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 08:45:44,148 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 08:45:44,148 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 137 161) the Hoare annotation is: (let ((.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) .cse1 (< 2 ~waterLevel~0) .cse0 .cse2))) [2018-12-02 08:45:44,148 INFO L444 ceAbstractionStarter]: At program point L156(line 156) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0 .cse1) (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-12-02 08:45:44,149 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 137 161) no Hoare annotation was computed. [2018-12-02 08:45:44,149 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 137 161) no Hoare annotation was computed. [2018-12-02 08:45:44,149 INFO L444 ceAbstractionStarter]: At program point L151(line 151) the Hoare annotation is: (let ((.cse0 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 1 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 .cse3 .cse4)) (or .cse0 (or .cse4 (or .cse2 .cse3 (not (= ~waterLevel~0 2))))) (or .cse1 (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse4 (not (= ~methaneLevelCritical~0 0))))) [2018-12-02 08:45:44,149 INFO L444 ceAbstractionStarter]: At program point L147(line 147) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (and (= ~waterLevel~0 2) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0) .cse0 .cse1))) [2018-12-02 08:45:44,149 INFO L448 ceAbstractionStarter]: For program point L145(lines 145 153) no Hoare annotation was computed. [2018-12-02 08:45:44,149 INFO L444 ceAbstractionStarter]: At program point L143(line 143) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (< 2 ~waterLevel~0) .cse0 .cse1) (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-12-02 08:45:44,149 INFO L448 ceAbstractionStarter]: For program point L143-1(line 143) no Hoare annotation was computed. [2018-12-02 08:45:44,149 INFO L448 ceAbstractionStarter]: For program point L141(lines 141 158) no Hoare annotation was computed. [2018-12-02 08:45:44,150 INFO L448 ceAbstractionStarter]: For program point L897-1(lines 893 904) no Hoare annotation was computed. [2018-12-02 08:45:44,150 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 893 904) no Hoare annotation was computed. [2018-12-02 08:45:44,150 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 893 904) the Hoare annotation is: (let ((.cse4 (= ~methaneLevelCritical~0 0)) (.cse8 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (let ((.cse9 (not (= |old(~waterLevel~0)| 1))) (.cse5 (or .cse8 .cse1)) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse6 (< 0 |old(~waterLevel~0)|)) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse7 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse10 (not .cse4))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 (or (< ~switchedOnBeforeTS~0 1) (< 1 |old(~waterLevel~0)|) .cse4 .cse5)) (or .cse6 .cse0 .cse5 .cse7) (or (or .cse8 .cse1 .cse9) .cse0) (or .cse0 (not (= ~systemActive~0 0)) (< 2 |old(~waterLevel~0)|) .cse7 .cse8) (or .cse1 .cse2 .cse7 .cse0 .cse9 .cse10) (or .cse5 .cse7 .cse0 .cse3) (or .cse6 .cse0 .cse1 .cse2 .cse7 .cse10)))) [2018-12-02 08:45:44,150 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-12-02 08:45:44,150 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-12-02 08:45:44,150 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-12-02 08:45:44,150 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-12-02 08:45:44,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 08:45:44 BoogieIcfgContainer [2018-12-02 08:45:44,160 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 08:45:44,161 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 08:45:44,161 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 08:45:44,161 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 08:45:44,161 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:45:10" (3/4) ... [2018-12-02 08:45:44,165 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 08:45:44,169 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-02 08:45:44,169 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-02 08:45:44,169 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-12-02 08:45:44,169 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-12-02 08:45:44,169 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-12-02 08:45:44,169 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 08:45:44,169 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-12-02 08:45:44,169 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-02 08:45:44,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-02 08:45:44,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-02 08:45:44,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-02 08:45:44,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-02 08:45:44,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-02 08:45:44,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-02 08:45:44,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-02 08:45:44,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-02 08:45:44,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 08:45:44,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-02 08:45:44,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-02 08:45:44,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-02 08:45:44,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-02 08:45:44,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-02 08:45:44,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-02 08:45:44,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-02 08:45:44,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-02 08:45:44,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-02 08:45:44,171 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 08:45:44,171 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-02 08:45:44,171 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-02 08:45:44,175 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2018-12-02 08:45:44,175 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-02 08:45:44,175 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-02 08:45:44,176 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-02 08:45:44,176 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 08:45:44,176 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 08:45:44,193 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(\old(systemActive) == 1) || (((waterLevel == 2 && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || (((((systemActive == 0 && waterLevel <= 1) && pumpRunning <= 0) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(0 == \old(pumpRunning))) || (((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((((waterLevel <= 1 && pumpRunning <= 0) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((waterLevel == 2 && systemActive == 1) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == methaneLevelCritical && systemActive == 1) && 0 == pumpRunning) && \old(waterLevel) == waterLevel) && splverifierCounter == 0)) || ((systemActive == 0 && (0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((((1 <= switchedOnBeforeTS && !(methaneLevelCritical == 0)) && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0) && pumpRunning <= 0) && \old(pumpRunning) <= pumpRunning)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-02 08:45:44,193 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-02 08:45:44,226 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7e14cccd-4bc8-4a39-adda-ecee76cd11fe/bin-2019/utaipan/witness.graphml [2018-12-02 08:45:44,226 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 08:45:44,227 INFO L168 Benchmark]: Toolchain (without parser) took 34017.70 ms. Allocated memory was 1.0 GB in the beginning and 3.0 GB in the end (delta: 2.0 GB). Free memory was 951.3 MB in the beginning and 845.6 MB in the end (delta: 105.7 MB). Peak memory consumption was 2.1 GB. Max. memory is 11.5 GB. [2018-12-02 08:45:44,227 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 981.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 08:45:44,227 INFO L168 Benchmark]: CACSL2BoogieTranslator took 304.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -177.8 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. [2018-12-02 08:45:44,228 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.10 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 08:45:44,228 INFO L168 Benchmark]: Boogie Preprocessor took 22.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-02 08:45:44,228 INFO L168 Benchmark]: RCFGBuilder took 318.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 49.2 MB). Peak memory consumption was 49.2 MB. Max. memory is 11.5 GB. [2018-12-02 08:45:44,228 INFO L168 Benchmark]: TraceAbstraction took 33283.30 ms. Allocated memory was 1.2 GB in the beginning and 3.0 GB in the end (delta: 1.8 GB). Free memory was 1.1 GB in the beginning and 886.0 MB in the end (delta: 190.5 MB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. [2018-12-02 08:45:44,228 INFO L168 Benchmark]: Witness Printer took 65.34 ms. Allocated memory is still 3.0 GB. Free memory was 886.0 MB in the beginning and 845.6 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. [2018-12-02 08:45:44,230 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 981.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 304.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 951.3 MB in the beginning and 1.1 GB in the end (delta: -177.8 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.10 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 318.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 49.2 MB). Peak memory consumption was 49.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 33283.30 ms. Allocated memory was 1.2 GB in the beginning and 3.0 GB in the end (delta: 1.8 GB). Free memory was 1.1 GB in the beginning and 886.0 MB in the end (delta: 190.5 MB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. * Witness Printer took 65.34 ms. Allocated memory is still 3.0 GB. Free memory was 886.0 MB in the beginning and 845.6 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 306]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: ((((((((((!(\old(systemActive) == 1) || (((waterLevel == 2 && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || (((((systemActive == 0 && waterLevel <= 1) && pumpRunning <= 0) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(0 == \old(pumpRunning))) || (((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((((waterLevel <= 1 && pumpRunning <= 0) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((waterLevel == 2 && systemActive == 1) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == methaneLevelCritical && systemActive == 1) && 0 == pumpRunning) && \old(waterLevel) == waterLevel) && splverifierCounter == 0)) || ((systemActive == 0 && (0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((((1 <= switchedOnBeforeTS && !(methaneLevelCritical == 0)) && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0) && pumpRunning <= 0) && \old(pumpRunning) <= pumpRunning)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 30 procedures, 155 locations, 1 error locations. SAFE Result, 33.2s OverallTime, 14 OverallIterations, 9 TraceHistogramMax, 8.1s AutomataDifference, 0.0s DeadEndRemovalTime, 14.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 3107 SDtfs, 4514 SDslu, 9339 SDs, 0 SdLazy, 12317 SolverSat, 2685 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2308 GetRequests, 2020 SyntacticMatches, 44 SemanticMatches, 244 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2222 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5204occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 6.1s AbstIntTime, 4 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 14 MinimizatonAttempts, 4295 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 7941 PreInvPairs, 8379 NumberOfFragments, 3969 HoareAnnotationTreeSize, 7941 FomulaSimplifications, 140260 FormulaSimplificationTreeSizeReduction, 1.8s HoareSimplificationTime, 64 FomulaSimplificationsInter, 154546 FormulaSimplificationTreeSizeReductionInter, 12.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 3353 NumberOfCodeBlocks, 3353 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 4334 ConstructedInterpolants, 0 QuantifiedInterpolants, 1707487 SizeOfPredicates, 17 NumberOfNonLiveVariables, 4530 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 22 InterpolantComputations, 10 PerfectInterpolantSequences, 3599/3873 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...