./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product59_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_53489fb9-3982-4c3c-9af3-43c91c326322/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_53489fb9-3982-4c3c-9af3-43c91c326322/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_53489fb9-3982-4c3c-9af3-43c91c326322/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_53489fb9-3982-4c3c-9af3-43c91c326322/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product59_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_53489fb9-3982-4c3c-9af3-43c91c326322/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_53489fb9-3982-4c3c-9af3-43c91c326322/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3e1b0443329a7a45dbd5811d3e88a5ff99628068 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 12:16:18,190 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:16:18,191 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:16:18,199 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:16:18,199 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:16:18,200 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:16:18,201 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:16:18,202 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:16:18,203 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:16:18,204 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:16:18,204 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:16:18,204 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:16:18,205 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:16:18,206 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:16:18,206 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:16:18,207 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:16:18,207 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:16:18,209 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:16:18,210 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:16:18,211 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:16:18,212 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:16:18,213 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:16:18,214 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:16:18,214 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:16:18,214 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:16:18,215 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:16:18,215 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:16:18,216 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:16:18,216 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:16:18,217 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:16:18,218 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:16:18,218 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:16:18,218 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:16:18,219 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:16:18,219 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:16:18,220 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:16:18,220 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_53489fb9-3982-4c3c-9af3-43c91c326322/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 12:16:18,228 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:16:18,229 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:16:18,229 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 12:16:18,229 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 12:16:18,230 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:16:18,230 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:16:18,230 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:16:18,231 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:16:18,231 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:16:18,231 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:16:18,231 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:16:18,231 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:16:18,232 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 12:16:18,232 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 12:16:18,232 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 12:16:18,232 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:16:18,232 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:16:18,232 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:16:18,233 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 12:16:18,233 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:16:18,233 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:16:18,233 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 12:16:18,233 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 12:16:18,233 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 12:16:18,234 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:16:18,234 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 12:16:18,234 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 12:16:18,234 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:16:18,234 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 12:16:18,234 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 12:16:18,235 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_53489fb9-3982-4c3c-9af3-43c91c326322/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e1b0443329a7a45dbd5811d3e88a5ff99628068 [2018-11-28 12:16:18,261 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:16:18,272 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:16:18,275 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:16:18,276 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:16:18,276 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:16:18,277 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_53489fb9-3982-4c3c-9af3-43c91c326322/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product59_true-unreach-call_false-termination.cil.c [2018-11-28 12:16:18,330 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_53489fb9-3982-4c3c-9af3-43c91c326322/bin-2019/uautomizer/data/143dd4e58/a8da9991eb57416fbd5dd477b3849688/FLAG205047d98 [2018-11-28 12:16:18,704 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:16:18,705 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_53489fb9-3982-4c3c-9af3-43c91c326322/sv-benchmarks/c/product-lines/minepump_spec5_product59_true-unreach-call_false-termination.cil.c [2018-11-28 12:16:18,715 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_53489fb9-3982-4c3c-9af3-43c91c326322/bin-2019/uautomizer/data/143dd4e58/a8da9991eb57416fbd5dd477b3849688/FLAG205047d98 [2018-11-28 12:16:19,100 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_53489fb9-3982-4c3c-9af3-43c91c326322/bin-2019/uautomizer/data/143dd4e58/a8da9991eb57416fbd5dd477b3849688 [2018-11-28 12:16:19,102 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:16:19,103 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:16:19,103 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:16:19,104 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:16:19,106 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:16:19,107 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:16:19" (1/1) ... [2018-11-28 12:16:19,109 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ea54b17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:16:19, skipping insertion in model container [2018-11-28 12:16:19,109 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:16:19" (1/1) ... [2018-11-28 12:16:19,115 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:16:19,148 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:16:19,377 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:16:19,454 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:16:19,521 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:16:19,548 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:16:19,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:16:19 WrapperNode [2018-11-28 12:16:19,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:16:19,550 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:16:19,550 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:16:19,550 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:16:19,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:16:19" (1/1) ... [2018-11-28 12:16:19,572 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:16:19" (1/1) ... [2018-11-28 12:16:19,580 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:16:19,581 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:16:19,581 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:16:19,581 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:16:19,589 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:16:19" (1/1) ... [2018-11-28 12:16:19,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:16:19" (1/1) ... [2018-11-28 12:16:19,592 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:16:19" (1/1) ... [2018-11-28 12:16:19,592 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:16:19" (1/1) ... [2018-11-28 12:16:19,601 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:16:19" (1/1) ... [2018-11-28 12:16:19,606 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:16:19" (1/1) ... [2018-11-28 12:16:19,609 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:16:19" (1/1) ... [2018-11-28 12:16:19,612 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:16:19,613 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:16:19,613 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:16:19,613 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:16:19,614 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:16:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_53489fb9-3982-4c3c-9af3-43c91c326322/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 12:16:19,660 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 12:16:19,660 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 12:16:19,661 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 12:16:19,661 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 12:16:19,661 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-28 12:16:19,661 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-28 12:16:19,661 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-28 12:16:19,661 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-28 12:16:19,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 12:16:19,662 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 12:16:19,662 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 12:16:19,662 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 12:16:19,662 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 12:16:19,662 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 12:16:19,662 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 12:16:19,662 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 12:16:19,663 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 12:16:19,663 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 12:16:19,663 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 12:16:19,663 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-28 12:16:19,663 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-28 12:16:19,663 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-28 12:16:19,663 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-28 12:16:19,663 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 12:16:19,664 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 12:16:19,664 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 12:16:19,664 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 12:16:19,664 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-28 12:16:19,664 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-28 12:16:19,664 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 12:16:19,664 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 12:16:19,665 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 12:16:19,665 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 12:16:19,665 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 12:16:19,665 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 12:16:19,665 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 12:16:19,665 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 12:16:19,665 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 12:16:19,665 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 12:16:19,666 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 12:16:19,666 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 12:16:19,666 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 12:16:19,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 12:16:19,666 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 12:16:19,666 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 12:16:19,666 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-28 12:16:19,667 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-28 12:16:19,667 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-28 12:16:19,667 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-28 12:16:19,667 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-28 12:16:19,667 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-28 12:16:19,667 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 12:16:19,667 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 12:16:19,667 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 12:16:19,667 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 12:16:19,668 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-28 12:16:19,668 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-28 12:16:19,668 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 12:16:19,668 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 12:16:19,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 12:16:19,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 12:16:19,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 12:16:19,668 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 12:16:19,669 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 12:16:19,669 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 12:16:19,669 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 12:16:19,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:16:19,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:16:20,092 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:16:20,092 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 12:16:20,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:16:20 BoogieIcfgContainer [2018-11-28 12:16:20,093 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:16:20,094 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 12:16:20,094 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 12:16:20,096 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 12:16:20,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:16:19" (1/3) ... [2018-11-28 12:16:20,097 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35912b58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:16:20, skipping insertion in model container [2018-11-28 12:16:20,098 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:16:19" (2/3) ... [2018-11-28 12:16:20,098 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35912b58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:16:20, skipping insertion in model container [2018-11-28 12:16:20,098 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:16:20" (3/3) ... [2018-11-28 12:16:20,100 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product59_true-unreach-call_false-termination.cil.c [2018-11-28 12:16:20,109 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 12:16:20,116 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 12:16:20,131 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 12:16:20,157 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:16:20,157 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 12:16:20,157 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 12:16:20,158 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 12:16:20,158 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:16:20,158 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:16:20,158 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 12:16:20,158 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:16:20,158 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 12:16:20,172 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states. [2018-11-28 12:16:20,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-28 12:16:20,177 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:16:20,178 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:16:20,180 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:16:20,183 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:16:20,184 INFO L82 PathProgramCache]: Analyzing trace with hash 653465884, now seen corresponding path program 1 times [2018-11-28 12:16:20,185 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:16:20,185 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:16:20,218 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:16:20,219 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:16:20,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:16:20,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:16:20,390 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:16:20,392 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:16:20,393 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 12:16:20,395 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 12:16:20,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 12:16:20,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 12:16:20,406 INFO L87 Difference]: Start difference. First operand 172 states. Second operand 2 states. [2018-11-28 12:16:20,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:16:20,441 INFO L93 Difference]: Finished difference Result 314 states and 385 transitions. [2018-11-28 12:16:20,441 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 12:16:20,442 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-28 12:16:20,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:16:20,452 INFO L225 Difference]: With dead ends: 314 [2018-11-28 12:16:20,452 INFO L226 Difference]: Without dead ends: 159 [2018-11-28 12:16:20,455 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 12:16:20,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2018-11-28 12:16:20,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2018-11-28 12:16:20,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159 states. [2018-11-28 12:16:20,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 186 transitions. [2018-11-28 12:16:20,500 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 186 transitions. Word has length 59 [2018-11-28 12:16:20,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:16:20,501 INFO L480 AbstractCegarLoop]: Abstraction has 159 states and 186 transitions. [2018-11-28 12:16:20,501 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 12:16:20,501 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 186 transitions. [2018-11-28 12:16:20,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-28 12:16:20,505 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:16:20,505 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:16:20,505 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:16:20,506 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:16:20,506 INFO L82 PathProgramCache]: Analyzing trace with hash 1638494867, now seen corresponding path program 1 times [2018-11-28 12:16:20,506 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:16:20,506 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:16:20,507 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:16:20,507 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:16:20,507 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:16:20,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:16:20,682 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:16:20,683 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:16:20,683 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 12:16:20,684 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:16:20,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:16:20,685 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:16:20,685 INFO L87 Difference]: Start difference. First operand 159 states and 186 transitions. Second operand 7 states. [2018-11-28 12:16:21,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:16:21,118 INFO L93 Difference]: Finished difference Result 486 states and 594 transitions. [2018-11-28 12:16:21,119 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 12:16:21,119 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2018-11-28 12:16:21,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:16:21,124 INFO L225 Difference]: With dead ends: 486 [2018-11-28 12:16:21,124 INFO L226 Difference]: Without dead ends: 355 [2018-11-28 12:16:21,127 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 [2018-11-28 12:16:21,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2018-11-28 12:16:21,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 347. [2018-11-28 12:16:21,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 347 states. [2018-11-28 12:16:21,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 422 transitions. [2018-11-28 12:16:21,170 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 422 transitions. Word has length 64 [2018-11-28 12:16:21,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:16:21,175 INFO L480 AbstractCegarLoop]: Abstraction has 347 states and 422 transitions. [2018-11-28 12:16:21,175 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:16:21,175 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 422 transitions. [2018-11-28 12:16:21,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-28 12:16:21,178 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:16:21,178 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:16:21,179 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:16:21,179 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:16:21,179 INFO L82 PathProgramCache]: Analyzing trace with hash 2089112269, now seen corresponding path program 1 times [2018-11-28 12:16:21,179 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:16:21,180 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:16:21,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:16:21,181 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:16:21,181 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:16:21,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:16:21,309 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 12:16:21,310 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:16:21,310 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 12:16:21,310 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:16:21,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:16:21,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:16:21,311 INFO L87 Difference]: Start difference. First operand 347 states and 422 transitions. Second operand 7 states. [2018-11-28 12:16:21,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:16:21,816 INFO L93 Difference]: Finished difference Result 894 states and 1198 transitions. [2018-11-28 12:16:21,817 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 12:16:21,817 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-11-28 12:16:21,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:16:21,823 INFO L225 Difference]: With dead ends: 894 [2018-11-28 12:16:21,823 INFO L226 Difference]: Without dead ends: 575 [2018-11-28 12:16:21,825 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-28 12:16:21,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 575 states. [2018-11-28 12:16:21,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 575 to 495. [2018-11-28 12:16:21,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 495 states. [2018-11-28 12:16:21,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 495 states and 619 transitions. [2018-11-28 12:16:21,874 INFO L78 Accepts]: Start accepts. Automaton has 495 states and 619 transitions. Word has length 70 [2018-11-28 12:16:21,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:16:21,874 INFO L480 AbstractCegarLoop]: Abstraction has 495 states and 619 transitions. [2018-11-28 12:16:21,874 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:16:21,875 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 619 transitions. [2018-11-28 12:16:21,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-28 12:16:21,879 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:16:21,879 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:16:21,880 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:16:21,880 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:16:21,880 INFO L82 PathProgramCache]: Analyzing trace with hash -2128361328, now seen corresponding path program 1 times [2018-11-28 12:16:21,880 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:16:21,880 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:16:21,881 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:16:21,881 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:16:21,881 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:16:21,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:16:21,959 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:16:21,959 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:16:21,959 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:16:21,960 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:16:21,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:16:21,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:16:21,960 INFO L87 Difference]: Start difference. First operand 495 states and 619 transitions. Second operand 3 states. [2018-11-28 12:16:21,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:16:21,987 INFO L93 Difference]: Finished difference Result 813 states and 974 transitions. [2018-11-28 12:16:21,989 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:16:21,989 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 103 [2018-11-28 12:16:21,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:16:21,992 INFO L225 Difference]: With dead ends: 813 [2018-11-28 12:16:21,992 INFO L226 Difference]: Without dead ends: 450 [2018-11-28 12:16:21,994 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:16:21,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 450 states. [2018-11-28 12:16:22,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 450 to 450. [2018-11-28 12:16:22,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 450 states. [2018-11-28 12:16:22,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 539 transitions. [2018-11-28 12:16:22,023 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 539 transitions. Word has length 103 [2018-11-28 12:16:22,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:16:22,023 INFO L480 AbstractCegarLoop]: Abstraction has 450 states and 539 transitions. [2018-11-28 12:16:22,023 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:16:22,023 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 539 transitions. [2018-11-28 12:16:22,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-28 12:16:22,025 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:16:22,025 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:16:22,026 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:16:22,027 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:16:22,027 INFO L82 PathProgramCache]: Analyzing trace with hash -1631985768, now seen corresponding path program 1 times [2018-11-28 12:16:22,027 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:16:22,027 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:16:22,028 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:16:22,028 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:16:22,028 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:16:22,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:16:22,118 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:16:22,119 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:16:22,119 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:16:22,119 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 12:16:22,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 12:16:22,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 12:16:22,120 INFO L87 Difference]: Start difference. First operand 450 states and 539 transitions. Second operand 6 states. [2018-11-28 12:16:22,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:16:22,166 INFO L93 Difference]: Finished difference Result 886 states and 1094 transitions. [2018-11-28 12:16:22,167 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 12:16:22,167 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 107 [2018-11-28 12:16:22,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:16:22,169 INFO L225 Difference]: With dead ends: 886 [2018-11-28 12:16:22,170 INFO L226 Difference]: Without dead ends: 464 [2018-11-28 12:16:22,171 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 [2018-11-28 12:16:22,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 464 states. [2018-11-28 12:16:22,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 464 to 460. [2018-11-28 12:16:22,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 460 states. [2018-11-28 12:16:22,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 460 states and 549 transitions. [2018-11-28 12:16:22,199 INFO L78 Accepts]: Start accepts. Automaton has 460 states and 549 transitions. Word has length 107 [2018-11-28 12:16:22,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:16:22,199 INFO L480 AbstractCegarLoop]: Abstraction has 460 states and 549 transitions. [2018-11-28 12:16:22,200 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 12:16:22,200 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 549 transitions. [2018-11-28 12:16:22,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-28 12:16:22,201 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:16:22,201 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:16:22,202 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:16:22,202 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:16:22,202 INFO L82 PathProgramCache]: Analyzing trace with hash 296286934, now seen corresponding path program 1 times [2018-11-28 12:16:22,202 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:16:22,202 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:16:22,203 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:16:22,203 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:16:22,203 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:16:22,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:16:22,279 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:16:22,279 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:16:22,280 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 12:16:22,280 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 12:16:22,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 12:16:22,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 12:16:22,280 INFO L87 Difference]: Start difference. First operand 460 states and 549 transitions. Second operand 8 states. [2018-11-28 12:16:22,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:16:22,325 INFO L93 Difference]: Finished difference Result 906 states and 1114 transitions. [2018-11-28 12:16:22,326 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 12:16:22,326 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 107 [2018-11-28 12:16:22,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:16:22,329 INFO L225 Difference]: With dead ends: 906 [2018-11-28 12:16:22,329 INFO L226 Difference]: Without dead ends: 474 [2018-11-28 12:16:22,330 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 [2018-11-28 12:16:22,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 474 states. [2018-11-28 12:16:22,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 474 to 468. [2018-11-28 12:16:22,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 468 states. [2018-11-28 12:16:22,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 557 transitions. [2018-11-28 12:16:22,361 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 557 transitions. Word has length 107 [2018-11-28 12:16:22,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:16:22,361 INFO L480 AbstractCegarLoop]: Abstraction has 468 states and 557 transitions. [2018-11-28 12:16:22,361 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 12:16:22,361 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 557 transitions. [2018-11-28 12:16:22,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-28 12:16:22,364 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:16:22,364 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:16:22,364 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:16:22,364 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:16:22,364 INFO L82 PathProgramCache]: Analyzing trace with hash 55746805, now seen corresponding path program 1 times [2018-11-28 12:16:22,365 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:16:22,365 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:16:22,365 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:16:22,365 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:16:22,366 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:16:22,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:16:22,436 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:16:22,436 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:16:22,436 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 12:16:22,436 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 12:16:22,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 12:16:22,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 12:16:22,437 INFO L87 Difference]: Start difference. First operand 468 states and 557 transitions. Second operand 4 states. [2018-11-28 12:16:22,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:16:22,694 INFO L93 Difference]: Finished difference Result 1456 states and 1818 transitions. [2018-11-28 12:16:22,694 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 12:16:22,694 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 107 [2018-11-28 12:16:22,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:16:22,699 INFO L225 Difference]: With dead ends: 1456 [2018-11-28 12:16:22,699 INFO L226 Difference]: Without dead ends: 1016 [2018-11-28 12:16:22,701 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 12:16:22,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1016 states. [2018-11-28 12:16:22,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1016 to 999. [2018-11-28 12:16:22,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 999 states. [2018-11-28 12:16:22,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 999 states and 1224 transitions. [2018-11-28 12:16:22,768 INFO L78 Accepts]: Start accepts. Automaton has 999 states and 1224 transitions. Word has length 107 [2018-11-28 12:16:22,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:16:22,768 INFO L480 AbstractCegarLoop]: Abstraction has 999 states and 1224 transitions. [2018-11-28 12:16:22,768 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 12:16:22,768 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1224 transitions. [2018-11-28 12:16:22,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-28 12:16:22,772 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:16:22,773 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:16:22,773 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:16:22,773 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:16:22,773 INFO L82 PathProgramCache]: Analyzing trace with hash -333555269, now seen corresponding path program 1 times [2018-11-28 12:16:22,773 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:16:22,773 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:16:22,774 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:16:22,774 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:16:22,774 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:16:22,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:16:22,900 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:16:22,900 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:16:22,901 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 12:16:22,901 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 12:16:22,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 12:16:22,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:16:22,902 INFO L87 Difference]: Start difference. First operand 999 states and 1224 transitions. Second operand 9 states. [2018-11-28 12:16:23,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:16:23,655 INFO L93 Difference]: Finished difference Result 2742 states and 3516 transitions. [2018-11-28 12:16:23,656 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-28 12:16:23,656 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 111 [2018-11-28 12:16:23,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:16:23,662 INFO L225 Difference]: With dead ends: 2742 [2018-11-28 12:16:23,663 INFO L226 Difference]: Without dead ends: 1953 [2018-11-28 12:16:23,665 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 [2018-11-28 12:16:23,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1953 states. [2018-11-28 12:16:23,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1953 to 1728. [2018-11-28 12:16:23,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1728 states. [2018-11-28 12:16:23,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1728 states to 1728 states and 2083 transitions. [2018-11-28 12:16:23,750 INFO L78 Accepts]: Start accepts. Automaton has 1728 states and 2083 transitions. Word has length 111 [2018-11-28 12:16:23,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:16:23,751 INFO L480 AbstractCegarLoop]: Abstraction has 1728 states and 2083 transitions. [2018-11-28 12:16:23,751 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 12:16:23,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 2083 transitions. [2018-11-28 12:16:23,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-28 12:16:23,754 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:16:23,754 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:16:23,754 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:16:23,755 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:16:23,755 INFO L82 PathProgramCache]: Analyzing trace with hash -556219494, now seen corresponding path program 1 times [2018-11-28 12:16:23,755 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:16:23,755 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:16:23,756 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:16:23,756 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:16:23,756 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:16:23,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:16:23,913 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-28 12:16:23,913 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:16:23,913 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_53489fb9-3982-4c3c-9af3-43c91c326322/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 12:16:23,924 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:16:24,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:16:24,047 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:16:24,191 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:16:24,210 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 12:16:24,210 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-28 12:16:24,210 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-28 12:16:24,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-28 12:16:24,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-28 12:16:24,211 INFO L87 Difference]: Start difference. First operand 1728 states and 2083 transitions. Second operand 16 states. [2018-11-28 12:16:25,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:16:25,260 INFO L93 Difference]: Finished difference Result 3927 states and 4942 transitions. [2018-11-28 12:16:25,261 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-28 12:16:25,261 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 172 [2018-11-28 12:16:25,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:16:25,273 INFO L225 Difference]: With dead ends: 3927 [2018-11-28 12:16:25,273 INFO L226 Difference]: Without dead ends: 2403 [2018-11-28 12:16:25,278 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2018-11-28 12:16:25,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2403 states. [2018-11-28 12:16:25,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2403 to 2157. [2018-11-28 12:16:25,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2157 states. [2018-11-28 12:16:25,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 2157 states and 2573 transitions. [2018-11-28 12:16:25,460 INFO L78 Accepts]: Start accepts. Automaton has 2157 states and 2573 transitions. Word has length 172 [2018-11-28 12:16:25,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:16:25,461 INFO L480 AbstractCegarLoop]: Abstraction has 2157 states and 2573 transitions. [2018-11-28 12:16:25,461 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-28 12:16:25,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 2573 transitions. [2018-11-28 12:16:25,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-11-28 12:16:25,471 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:16:25,471 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, 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] [2018-11-28 12:16:25,471 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:16:25,471 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:16:25,472 INFO L82 PathProgramCache]: Analyzing trace with hash 1171719522, now seen corresponding path program 1 times [2018-11-28 12:16:25,472 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:16:25,472 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:16:25,473 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:16:25,473 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:16:25,473 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:16:25,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:16:25,670 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 92 proven. 16 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-11-28 12:16:25,670 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:16:25,671 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_53489fb9-3982-4c3c-9af3-43c91c326322/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 12:16:25,680 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:16:25,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:16:25,838 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:16:26,165 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 212 proven. 4 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-28 12:16:26,183 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 12:16:26,184 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 12] total 18 [2018-11-28 12:16:26,184 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-28 12:16:26,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-28 12:16:26,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2018-11-28 12:16:26,185 INFO L87 Difference]: Start difference. First operand 2157 states and 2573 transitions. Second operand 18 states. [2018-11-28 12:16:28,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:16:28,351 INFO L93 Difference]: Finished difference Result 5821 states and 7319 transitions. [2018-11-28 12:16:28,352 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-11-28 12:16:28,352 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 303 [2018-11-28 12:16:28,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:16:28,370 INFO L225 Difference]: With dead ends: 5821 [2018-11-28 12:16:28,371 INFO L226 Difference]: Without dead ends: 3140 [2018-11-28 12:16:28,379 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 352 GetRequests, 309 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 384 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=372, Invalid=1520, Unknown=0, NotChecked=0, Total=1892 [2018-11-28 12:16:28,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3140 states. [2018-11-28 12:16:28,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3140 to 2940. [2018-11-28 12:16:28,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2940 states. [2018-11-28 12:16:28,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2940 states to 2940 states and 3452 transitions. [2018-11-28 12:16:28,513 INFO L78 Accepts]: Start accepts. Automaton has 2940 states and 3452 transitions. Word has length 303 [2018-11-28 12:16:28,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:16:28,513 INFO L480 AbstractCegarLoop]: Abstraction has 2940 states and 3452 transitions. [2018-11-28 12:16:28,513 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-28 12:16:28,513 INFO L276 IsEmpty]: Start isEmpty. Operand 2940 states and 3452 transitions. [2018-11-28 12:16:28,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2018-11-28 12:16:28,520 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:16:28,520 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:16:28,521 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:16:28,521 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:16:28,521 INFO L82 PathProgramCache]: Analyzing trace with hash -1651529926, now seen corresponding path program 1 times [2018-11-28 12:16:28,521 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:16:28,521 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:16:28,522 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:16:28,522 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:16:28,522 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:16:28,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:16:28,664 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 105 proven. 17 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2018-11-28 12:16:28,664 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:16:28,664 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_53489fb9-3982-4c3c-9af3-43c91c326322/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 12:16:28,676 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:16:28,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:16:28,808 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:16:28,934 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 334 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2018-11-28 12:16:28,952 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 12:16:28,952 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2018-11-28 12:16:28,953 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-28 12:16:28,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-28 12:16:28,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-11-28 12:16:28,953 INFO L87 Difference]: Start difference. First operand 2940 states and 3452 transitions. Second operand 10 states. [2018-11-28 12:16:29,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:16:29,043 INFO L93 Difference]: Finished difference Result 3373 states and 3945 transitions. [2018-11-28 12:16:29,044 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 12:16:29,044 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 393 [2018-11-28 12:16:29,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:16:29,045 INFO L225 Difference]: With dead ends: 3373 [2018-11-28 12:16:29,045 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 12:16:29,049 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 404 GetRequests, 395 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2018-11-28 12:16:29,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 12:16:29,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 12:16:29,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 12:16:29,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 12:16:29,051 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 393 [2018-11-28 12:16:29,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:16:29,051 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 12:16:29,051 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-28 12:16:29,051 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 12:16:29,051 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 12:16:29,055 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 12:16:29,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:16:29,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:16:29,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:16:29,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:16:29,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:16:29,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:16:29,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:16:29,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:16:29,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:16:29,361 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:16:29,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:16:29,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:16:29,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:16:29,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:16:29,532 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:16:29,532 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:16:29,533 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:16:29,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:16:29,915 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 34 [2018-11-28 12:16:30,051 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 32 [2018-11-28 12:16:30,193 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 31 [2018-11-28 12:16:30,311 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 27 [2018-11-28 12:16:30,551 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 34 [2018-11-28 12:16:30,753 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 32 [2018-11-28 12:16:31,255 WARN L180 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 49 [2018-11-28 12:16:31,689 WARN L180 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 38 [2018-11-28 12:16:31,870 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 32 [2018-11-28 12:16:32,013 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 26 [2018-11-28 12:16:32,275 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 30 [2018-11-28 12:16:32,562 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 32 [2018-11-28 12:16:33,113 WARN L180 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 40 [2018-11-28 12:16:33,347 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 36 [2018-11-28 12:16:33,431 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 1002 1008) the Hoare annotation is: true [2018-11-28 12:16:33,431 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 1002 1008) no Hoare annotation was computed. [2018-11-28 12:16:33,431 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 1009 1017) no Hoare annotation was computed. [2018-11-28 12:16:33,431 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 1009 1017) the Hoare annotation is: true [2018-11-28 12:16:33,431 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 1009 1017) no Hoare annotation was computed. [2018-11-28 12:16:33,431 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 836 843) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1))) [2018-11-28 12:16:33,431 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 836 843) no Hoare annotation was computed. [2018-11-28 12:16:33,431 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 836 843) no Hoare annotation was computed. [2018-11-28 12:16:33,431 INFO L448 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2018-11-28 12:16:33,432 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 844 853) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 0))) (.cse7 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse4 (<= 1 ~switchedOnBeforeTS~0)) (.cse5 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse6 .cse7 .cse3) (or .cse1 .cse2 .cse7 .cse6 .cse3) (or .cse0 .cse1 .cse4 .cse5 .cse3))) [2018-11-28 12:16:33,432 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 844 853) no Hoare annotation was computed. [2018-11-28 12:16:33,432 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 844 853) no Hoare annotation was computed. [2018-11-28 12:16:33,432 INFO L444 ceAbstractionStarter]: At program point L864(line 864) the Hoare annotation is: (let ((.cse4 (<= __utac_acc__Specification5_spec__3_~tmp~9 ~waterLevel~0)) (.cse3 (not (= ~waterLevel~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse5 (not (= ~systemActive~0 0))) (.cse6 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse0 .cse3 .cse4) (or .cse2 .cse5 .cse6 .cse4 .cse3) (or .cse2 .cse0 .cse6 .cse4 .cse3) (or .cse2 .cse0 .cse6 .cse1) (or .cse5 (or .cse6 (or .cse2 .cse1))))) [2018-11-28 12:16:33,432 INFO L448 ceAbstractionStarter]: For program point L864-1(line 864) no Hoare annotation was computed. [2018-11-28 12:16:33,432 INFO L448 ceAbstractionStarter]: For program point L862(lines 862 879) no Hoare annotation was computed. [2018-11-28 12:16:33,432 INFO L448 ceAbstractionStarter]: For program point L862-1(lines 854 882) no Hoare annotation was computed. [2018-11-28 12:16:33,432 INFO L451 ceAbstractionStarter]: At program point L860(line 860) the Hoare annotation is: true [2018-11-28 12:16:33,432 INFO L448 ceAbstractionStarter]: For program point L860-1(line 860) no Hoare annotation was computed. [2018-11-28 12:16:33,432 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 854 882) the Hoare annotation is: true [2018-11-28 12:16:33,432 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 854 882) no Hoare annotation was computed. [2018-11-28 12:16:33,432 INFO L444 ceAbstractionStarter]: At program point L869(line 869) the Hoare annotation is: (let ((.cse4 (not (= ~waterLevel~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse5 (not (= ~systemActive~0 0))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse2 .cse0 .cse3 .cse4) (or .cse2 .cse5 .cse3 .cse4) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse0 .cse4) (or .cse2 .cse0 .cse3 .cse1) (or .cse5 (or .cse3 (or .cse2 .cse1))))) [2018-11-28 12:16:33,432 INFO L448 ceAbstractionStarter]: For program point L867(lines 867 873) no Hoare annotation was computed. [2018-11-28 12:16:33,432 INFO L448 ceAbstractionStarter]: For program point L866(lines 866 876) no Hoare annotation was computed. [2018-11-28 12:16:33,432 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 960 982) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:16:33,432 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 960 982) no Hoare annotation was computed. [2018-11-28 12:16:33,432 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 960 982) no Hoare annotation was computed. [2018-11-28 12:16:33,433 INFO L444 ceAbstractionStarter]: At program point L972(line 972) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~10 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:16:33,433 INFO L444 ceAbstractionStarter]: At program point L972-1(line 972) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~10 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:16:33,433 INFO L448 ceAbstractionStarter]: For program point L970(lines 970 977) no Hoare annotation was computed. [2018-11-28 12:16:33,433 INFO L448 ceAbstractionStarter]: For program point L970-1(lines 970 977) no Hoare annotation was computed. [2018-11-28 12:16:33,433 INFO L448 ceAbstractionStarter]: For program point L968(line 968) no Hoare annotation was computed. [2018-11-28 12:16:33,433 INFO L444 ceAbstractionStarter]: At program point L967(line 967) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:16:33,433 INFO L444 ceAbstractionStarter]: At program point L966(line 966) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:16:33,433 INFO L444 ceAbstractionStarter]: At program point L966-1(line 966) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:16:33,433 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 444 458) no Hoare annotation was computed. [2018-11-28 12:16:33,433 INFO L448 ceAbstractionStarter]: For program point L448(lines 448 454) no Hoare annotation was computed. [2018-11-28 12:16:33,433 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 444 458) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= ~waterLevel~0 2))) (.cse6 (= |old(~systemActive~0)| 0))) (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse3 (not .cse6)) (.cse4 (= 0 ~systemActive~0)) (.cse5 (or .cse1 .cse7)) (.cse0 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) .cse2) (or .cse3 .cse5 .cse4) (or (or (or .cse6 .cse7) (not (= 1 |old(~pumpRunning~0)|))) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~systemActive~0 0)))) (or .cse5 .cse0)))) [2018-11-28 12:16:33,433 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 444 458) no Hoare annotation was computed. [2018-11-28 12:16:33,433 INFO L444 ceAbstractionStarter]: At program point L450(line 450) the Hoare annotation is: (let ((.cse1 (not (= ~waterLevel~0 2))) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1) (or (or (or (= |old(~systemActive~0)| 0) .cse1) (not (= 1 |old(~pumpRunning~0)|))) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~systemActive~0 0)))) (or .cse0 (not (= ~waterLevel~0 1))))) [2018-11-28 12:16:33,433 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 361 369) no Hoare annotation was computed. [2018-11-28 12:16:33,433 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 361 369) the Hoare annotation is: true [2018-11-28 12:16:33,433 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 361 369) no Hoare annotation was computed. [2018-11-28 12:16:33,433 INFO L451 ceAbstractionStarter]: At program point L432(line 432) the Hoare annotation is: true [2018-11-28 12:16:33,434 INFO L448 ceAbstractionStarter]: For program point L434-2(lines 434 438) no Hoare annotation was computed. [2018-11-28 12:16:33,434 INFO L448 ceAbstractionStarter]: For program point L432-1(line 432) no Hoare annotation was computed. [2018-11-28 12:16:33,434 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 425 443) the Hoare annotation is: true [2018-11-28 12:16:33,434 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 425 443) no Hoare annotation was computed. [2018-11-28 12:16:33,434 INFO L448 ceAbstractionStarter]: For program point L434(lines 434 438) no Hoare annotation was computed. [2018-11-28 12:16:33,434 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 425 443) no Hoare annotation was computed. [2018-11-28 12:16:33,434 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 995 1001) no Hoare annotation was computed. [2018-11-28 12:16:33,434 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 995 1001) the Hoare annotation is: true [2018-11-28 12:16:33,434 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 946 956) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:16:33,434 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 946 956) no Hoare annotation was computed. [2018-11-28 12:16:33,434 INFO L444 ceAbstractionStarter]: At program point L951(line 951) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:16:33,434 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 946 956) no Hoare annotation was computed. [2018-11-28 12:16:33,434 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 350 360) the Hoare annotation is: true [2018-11-28 12:16:33,434 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 350 360) no Hoare annotation was computed. [2018-11-28 12:16:33,434 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 350 360) no Hoare annotation was computed. [2018-11-28 12:16:33,434 INFO L451 ceAbstractionStarter]: At program point L355(line 355) the Hoare annotation is: true [2018-11-28 12:16:33,434 INFO L448 ceAbstractionStarter]: For program point L355-1(line 355) no Hoare annotation was computed. [2018-11-28 12:16:33,435 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 342 349) the Hoare annotation is: (let ((.cse0 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 1))) (or (or (or (= ~systemActive~0 0) (not (= ~waterLevel~0 2))) .cse0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2018-11-28 12:16:33,435 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 342 349) no Hoare annotation was computed. [2018-11-28 12:16:33,435 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 342 349) no Hoare annotation was computed. [2018-11-28 12:16:33,435 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 291 315) no Hoare annotation was computed. [2018-11-28 12:16:33,435 INFO L444 ceAbstractionStarter]: At program point L310(line 310) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse4 .cse1 .cse2) (or (or .cse1 (or .cse3 .cse0 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-28 12:16:33,435 INFO L448 ceAbstractionStarter]: For program point L310-1(lines 291 315) no Hoare annotation was computed. [2018-11-28 12:16:33,435 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 291 315) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse0 .cse2 .cse3) (or (or .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) .cse0))) [2018-11-28 12:16:33,435 INFO L444 ceAbstractionStarter]: At program point L305(line 305) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2018-11-28 12:16:33,436 INFO L444 ceAbstractionStarter]: At program point L301(line 301) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or (and (= processEnvironment_~tmp~2 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2018-11-28 12:16:33,436 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 307) no Hoare annotation was computed. [2018-11-28 12:16:33,436 INFO L444 ceAbstractionStarter]: At program point L297(line 297) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-28 12:16:33,436 INFO L448 ceAbstractionStarter]: For program point L297-1(line 297) no Hoare annotation was computed. [2018-11-28 12:16:33,436 INFO L448 ceAbstractionStarter]: For program point L295(lines 295 312) no Hoare annotation was computed. [2018-11-28 12:16:33,436 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 127 140) no Hoare annotation was computed. [2018-11-28 12:16:33,436 INFO L448 ceAbstractionStarter]: For program point L131(lines 131 137) no Hoare annotation was computed. [2018-11-28 12:16:33,436 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 127 140) the Hoare annotation is: true [2018-11-28 12:16:33,436 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 127 140) no Hoare annotation was computed. [2018-11-28 12:16:33,436 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 257 263) no Hoare annotation was computed. [2018-11-28 12:16:33,437 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 257 263) the Hoare annotation is: true [2018-11-28 12:16:33,437 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 154 219) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:16:33,437 INFO L444 ceAbstractionStarter]: At program point L186(line 186) the Hoare annotation is: (let ((.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (= 0 ~systemActive~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse4 (= 2 ~waterLevel~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and (and .cse0 .cse4 .cse3 .cse5) .cse6) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 (= ~pumpRunning~0 1) .cse2 .cse3) (and .cse0 .cse1 .cse6 .cse3 .cse5) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse4 .cse2 .cse3))) [2018-11-28 12:16:33,437 INFO L448 ceAbstractionStarter]: For program point L184(lines 184 190) no Hoare annotation was computed. [2018-11-28 12:16:33,437 INFO L448 ceAbstractionStarter]: For program point L184-1(lines 184 190) no Hoare annotation was computed. [2018-11-28 12:16:33,437 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 154 219) no Hoare annotation was computed. [2018-11-28 12:16:33,437 INFO L444 ceAbstractionStarter]: At program point L209(lines 164 211) the Hoare annotation is: (let ((.cse2 (= ~systemActive~0 1)) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse4 (= 2 ~waterLevel~0)) (.cse3 (= test_~splverifierCounter~0 0)) (.cse6 (= 0 ~systemActive~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse4 .cse2 .cse3 .cse5) (and .cse4 (= ~pumpRunning~0 1) .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse6 .cse3 .cse5) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse4 .cse3 .cse6 .cse5))) [2018-11-28 12:16:33,437 INFO L444 ceAbstractionStarter]: At program point L176(line 176) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 1)) (.cse5 (= 1 ~waterLevel~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse0 (= 2 ~waterLevel~0)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse6 (= 0 ~systemActive~0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (and .cse3 .cse0 .cse1 .cse2 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse3 .cse5 .cse1 .cse2) (and (and .cse3 .cse5 .cse2 .cse4) .cse6) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and .cse3 .cse0 .cse2 .cse6 .cse4))) [2018-11-28 12:16:33,437 INFO L448 ceAbstractionStarter]: For program point L174(lines 174 180) no Hoare annotation was computed. [2018-11-28 12:16:33,438 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 174 180) no Hoare annotation was computed. [2018-11-28 12:16:33,438 INFO L448 ceAbstractionStarter]: For program point L166(lines 166 170) no Hoare annotation was computed. [2018-11-28 12:16:33,438 INFO L444 ceAbstractionStarter]: At program point L212(lines 163 213) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:16:33,438 INFO L444 ceAbstractionStarter]: At program point L202(line 202) the Hoare annotation is: (let ((.cse2 (= 0 ~pumpRunning~0)) (.cse0 (= 2 ~waterLevel~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (= ~pumpRunning~0 1) (and (not (= ~systemActive~0 0)) .cse0 .cse1)) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)) (and .cse2 .cse0 .cse1))) [2018-11-28 12:16:33,438 INFO L448 ceAbstractionStarter]: For program point L200(lines 200 206) no Hoare annotation was computed. [2018-11-28 12:16:33,438 INFO L444 ceAbstractionStarter]: At program point L200-1(lines 194 207) the Hoare annotation is: (let ((.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= 0 ~systemActive~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse5 (= 2 ~waterLevel~0)) (.cse4 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse3) (not (= |old(~systemActive~0)| 1)) (and (and .cse0 .cse5 .cse3) .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse5 (= ~pumpRunning~0 1) .cse4 .cse3) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse5 .cse4 .cse3))) [2018-11-28 12:16:33,438 INFO L448 ceAbstractionStarter]: For program point L165(lines 164 211) no Hoare annotation was computed. [2018-11-28 12:16:33,438 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 154 219) no Hoare annotation was computed. [2018-11-28 12:16:33,438 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 207) no Hoare annotation was computed. [2018-11-28 12:16:33,438 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 316 323) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-28 12:16:33,438 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 316 323) no Hoare annotation was computed. [2018-11-28 12:16:33,438 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 316 323) no Hoare annotation was computed. [2018-11-28 12:16:33,438 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 141 149) no Hoare annotation was computed. [2018-11-28 12:16:33,438 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 141 149) the Hoare annotation is: true [2018-11-28 12:16:33,438 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 141 149) no Hoare annotation was computed. [2018-11-28 12:16:33,438 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:16:33,439 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)) [2018-11-28 12:16:33,439 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:16:33,439 INFO L444 ceAbstractionStarter]: At program point L336(line 336) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-28 12:16:33,439 INFO L448 ceAbstractionStarter]: For program point L336-1(lines 325 341) no Hoare annotation was computed. [2018-11-28 12:16:33,439 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 338) no Hoare annotation was computed. [2018-11-28 12:16:33,439 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 325 341) no Hoare annotation was computed. [2018-11-28 12:16:33,439 INFO L444 ceAbstractionStarter]: At program point L330(line 330) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-28 12:16:33,439 INFO L448 ceAbstractionStarter]: For program point L330-1(line 330) no Hoare annotation was computed. [2018-11-28 12:16:33,439 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 325 341) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-28 12:16:33,439 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 406 424) no Hoare annotation was computed. [2018-11-28 12:16:33,439 INFO L448 ceAbstractionStarter]: For program point L415(lines 415 419) no Hoare annotation was computed. [2018-11-28 12:16:33,439 INFO L451 ceAbstractionStarter]: At program point L413(line 413) the Hoare annotation is: true [2018-11-28 12:16:33,439 INFO L448 ceAbstractionStarter]: For program point L415-2(lines 415 419) no Hoare annotation was computed. [2018-11-28 12:16:33,439 INFO L448 ceAbstractionStarter]: For program point L413-1(line 413) no Hoare annotation was computed. [2018-11-28 12:16:33,439 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 406 424) the Hoare annotation is: true [2018-11-28 12:16:33,439 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 406 424) no Hoare annotation was computed. [2018-11-28 12:16:33,439 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 118 126) the Hoare annotation is: true [2018-11-28 12:16:33,439 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2018-11-28 12:16:33,439 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2018-11-28 12:16:33,439 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2018-11-28 12:16:33,439 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: true [2018-11-28 12:16:33,439 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2018-11-28 12:16:33,440 INFO L448 ceAbstractionStarter]: For program point L896(line 896) no Hoare annotation was computed. [2018-11-28 12:16:33,440 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 885 914) no Hoare annotation was computed. [2018-11-28 12:16:33,440 INFO L451 ceAbstractionStarter]: At program point L895-2(lines 895 909) the Hoare annotation is: true [2018-11-28 12:16:33,440 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 885 914) the Hoare annotation is: true [2018-11-28 12:16:33,440 INFO L451 ceAbstractionStarter]: At program point L891(line 891) the Hoare annotation is: true [2018-11-28 12:16:33,440 INFO L448 ceAbstractionStarter]: For program point L891-1(line 891) no Hoare annotation was computed. [2018-11-28 12:16:33,440 INFO L451 ceAbstractionStarter]: At program point L910(lines 885 914) the Hoare annotation is: true [2018-11-28 12:16:33,440 INFO L448 ceAbstractionStarter]: For program point L906(line 906) no Hoare annotation was computed. [2018-11-28 12:16:33,440 INFO L448 ceAbstractionStarter]: For program point L899(lines 899 903) no Hoare annotation was computed. [2018-11-28 12:16:33,440 INFO L451 ceAbstractionStarter]: At program point L899-1(lines 899 903) the Hoare annotation is: true [2018-11-28 12:16:33,440 INFO L444 ceAbstractionStarter]: At program point L246(line 246) the Hoare annotation is: (let ((.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse1 (not (= ~systemActive~0 1))) (.cse4 (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) .cse0)) (.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not (= ~systemActive~0 0)))) (and (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0) (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|)))) (or (or .cse3 .cse1 .cse2) .cse4) (or .cse3 .cse5 .cse6) (or .cse3 .cse1 .cse4 .cse6) (or (or .cse3 .cse2) .cse5)))) [2018-11-28 12:16:33,440 INFO L444 ceAbstractionStarter]: At program point L244(lines 244 250) the Hoare annotation is: (let ((.cse5 (= 0 ~pumpRunning~0)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~systemActive~0 0))) (.cse3 (and .cse5 .cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse7 (not (= |old(~waterLevel~0)| 1)))) (and (or (or .cse0 .cse1 .cse2) .cse3 (and (= ~pumpRunning~0 1) .cse4)) (or (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))) (and (<= 1 ~switchedOnBeforeTS~0) .cse5 (= 1 ~waterLevel~0))) (or .cse3 (or .cse0 .cse2) .cse6) (or .cse0 .cse1 .cse3 .cse7) (or .cse0 .cse6 .cse3 .cse7)))) [2018-11-28 12:16:33,440 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 230 256) the Hoare annotation is: (let ((.cse12 (= 0 ~pumpRunning~0)) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse4 (and .cse12 .cse9)) (.cse7 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse8 (<= 1 ~switchedOnBeforeTS~0)) (.cse1 (not (= |old(~waterLevel~0)| 2))) (.cse3 (and .cse12 (= 2 ~waterLevel~0))) (.cse6 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 0))) (.cse11 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse10 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse5 (not (= |old(~waterLevel~0)| 1)))) (and (or (or .cse0 .cse1) .cse2 .cse3) (or .cse0 .cse2 .cse4 .cse5) (or .cse0 .cse6 .cse4 .cse5) (or .cse7 .cse0 .cse8 .cse6 .cse5) (or (and (= ~pumpRunning~0 1) .cse9) (or (or .cse6 .cse1) (not (= 1 |old(~pumpRunning~0)|)))) (or .cse7 .cse0 .cse2 .cse5 .cse8) (or (or .cse0 .cse6 .cse1) .cse3) (or .cse0 .cse6 .cse10 .cse11 .cse5) (or .cse0 .cse2 .cse11 .cse10 .cse5)))) [2018-11-28 12:16:33,440 INFO L444 ceAbstractionStarter]: At program point L239(line 239) the Hoare annotation is: (let ((.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse4 (not (= ~systemActive~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse3) (or .cse0 .cse4 .cse3) (or (and (= ~pumpRunning~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|)))) (or (or .cse0 .cse2) .cse4))) [2018-11-28 12:16:33,440 INFO L448 ceAbstractionStarter]: For program point L237(lines 233 255) no Hoare annotation was computed. [2018-11-28 12:16:33,440 INFO L448 ceAbstractionStarter]: For program point L235(lines 233 255) no Hoare annotation was computed. [2018-11-28 12:16:33,441 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 230 256) no Hoare annotation was computed. [2018-11-28 12:16:33,441 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 230 256) no Hoare annotation was computed. [2018-11-28 12:16:33,441 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2018-11-28 12:16:33,441 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2018-11-28 12:16:33,441 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2018-11-28 12:16:33,441 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: (or (or (not (= ~systemActive~0 1)) (not (= 1 ~pumpRunning~0)) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 2))) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-28 12:16:33,441 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2018-11-28 12:16:33,441 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2018-11-28 12:16:33,441 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 939 945) no Hoare annotation was computed. [2018-11-28 12:16:33,441 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 939 945) the Hoare annotation is: true [2018-11-28 12:16:33,441 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:16:33,441 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-28 12:16:33,441 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 12:16:33,441 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:16:33,441 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 265 289) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) .cse2))) [2018-11-28 12:16:33,442 INFO L444 ceAbstractionStarter]: At program point L284(line 284) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))))) [2018-11-28 12:16:33,442 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 265 289) no Hoare annotation was computed. [2018-11-28 12:16:33,442 INFO L448 ceAbstractionStarter]: For program point L284-1(lines 265 289) no Hoare annotation was computed. [2018-11-28 12:16:33,442 INFO L444 ceAbstractionStarter]: At program point L279(line 279) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 (or .cse1 (or .cse2 .cse3 (not (= ~waterLevel~0 2))))) (or .cse2 .cse3 .cse1 (not (= ~waterLevel~0 1)) .cse0))) [2018-11-28 12:16:33,442 INFO L444 ceAbstractionStarter]: At program point L275(line 275) the Hoare annotation is: (let ((.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) [2018-11-28 12:16:33,442 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 281) no Hoare annotation was computed. [2018-11-28 12:16:33,442 INFO L444 ceAbstractionStarter]: At program point L271(line 271) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) .cse2))) [2018-11-28 12:16:33,442 INFO L448 ceAbstractionStarter]: For program point L271-1(line 271) no Hoare annotation was computed. [2018-11-28 12:16:33,442 INFO L448 ceAbstractionStarter]: For program point L269(lines 269 286) no Hoare annotation was computed. [2018-11-28 12:16:33,442 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2018-11-28 12:16:33,443 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2018-11-28 12:16:33,443 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (let ((.cse5 (not (= ~systemActive~0 0))) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 (not (= 1 ~pumpRunning~0)) .cse2) (or (or .cse3 .cse1 .cse4) .cse0) (or .cse0 .cse5 .cse6 .cse3 .cse2) (or .cse5 (or .cse4 .cse3) .cse6 .cse0) (or .cse0 (or .cse3 .cse1) .cse6 .cse2))) [2018-11-28 12:16:33,443 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 826 833) no Hoare annotation was computed. [2018-11-28 12:16:33,443 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 826 833) the Hoare annotation is: true [2018-11-28 12:16:33,443 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 826 833) no Hoare annotation was computed. [2018-11-28 12:16:33,443 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 830) no Hoare annotation was computed. [2018-11-28 12:16:33,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:16:33 BoogieIcfgContainer [2018-11-28 12:16:33,455 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 12:16:33,455 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:16:33,455 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:16:33,455 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:16:33,456 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:16:20" (3/4) ... [2018-11-28 12:16:33,459 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 12:16:33,465 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 12:16:33,465 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 12:16:33,465 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-28 12:16:33,465 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-28 12:16:33,466 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-28 12:16:33,466 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 12:16:33,466 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-28 12:16:33,466 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 12:16:33,466 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-28 12:16:33,466 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 12:16:33,466 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 12:16:33,466 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-28 12:16:33,466 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 12:16:33,466 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 12:16:33,466 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 12:16:33,466 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 12:16:33,466 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 12:16:33,467 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-28 12:16:33,467 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-28 12:16:33,467 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 12:16:33,467 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 12:16:33,467 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 12:16:33,467 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-28 12:16:33,467 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 12:16:33,467 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 12:16:33,467 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 12:16:33,467 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 12:16:33,467 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 12:16:33,467 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 12:16:33,468 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 12:16:33,468 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 12:16:33,468 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 12:16:33,475 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2018-11-28 12:16:33,475 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-28 12:16:33,476 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 12:16:33,476 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 12:16:33,476 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 12:16:33,477 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 12:16:33,502 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || ((((0 == pumpRunning && \old(waterLevel) == waterLevel) && 0 == systemActive) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1)) || ((((0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning) [2018-11-28 12:16:33,502 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-28 12:16:33,538 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_53489fb9-3982-4c3c-9af3-43c91c326322/bin-2019/uautomizer/witness.graphml [2018-11-28 12:16:33,538 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:16:33,538 INFO L168 Benchmark]: Toolchain (without parser) took 14436.39 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 506.5 MB). Free memory was 950.6 MB in the beginning and 1.2 GB in the end (delta: -210.5 MB). Peak memory consumption was 296.0 MB. Max. memory is 11.5 GB. [2018-11-28 12:16:33,539 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:16:33,539 INFO L168 Benchmark]: CACSL2BoogieTranslator took 445.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -179.8 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:16:33,539 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.91 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-28 12:16:33,540 INFO L168 Benchmark]: Boogie Preprocessor took 31.70 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:16:33,540 INFO L168 Benchmark]: RCFGBuilder took 480.12 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: 47.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 11.5 GB. [2018-11-28 12:16:33,540 INFO L168 Benchmark]: TraceAbstraction took 13361.27 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 365.4 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -96.4 MB). Peak memory consumption was 604.7 MB. Max. memory is 11.5 GB. [2018-11-28 12:16:33,540 INFO L168 Benchmark]: Witness Printer took 82.75 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 11.5 GB. [2018-11-28 12:16:33,542 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 445.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -179.8 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.91 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.70 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 480.12 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: 47.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 13361.27 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 365.4 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -96.4 MB). Peak memory consumption was 604.7 MB. Max. memory is 11.5 GB. * Witness Printer took 82.75 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 830]: 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: 885]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: (((((((((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || ((((0 == pumpRunning && \old(waterLevel) == waterLevel) && 0 == systemActive) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1)) || ((((0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning) - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 33 procedures, 172 locations, 1 error locations. SAFE Result, 13.2s OverallTime, 11 OverallIterations, 9 TraceHistogramMax, 5.5s AutomataDifference, 0.0s DeadEndRemovalTime, 4.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 2511 SDtfs, 2832 SDslu, 8452 SDs, 0 SdLazy, 5860 SolverSat, 1399 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1046 GetRequests, 912 SyntacticMatches, 2 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 645 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2940occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 11 MinimizatonAttempts, 786 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 4224 PreInvPairs, 4379 NumberOfFragments, 2381 HoareAnnotationTreeSize, 4224 FomulaSimplifications, 13425 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 70 FomulaSimplificationsInter, 26748 FormulaSimplificationTreeSizeReductionInter, 3.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 2464 NumberOfCodeBlocks, 2464 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 2450 ConstructedInterpolants, 0 QuantifiedInterpolants, 796386 SizeOfPredicates, 10 NumberOfNonLiveVariables, 3690 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 14 InterpolantComputations, 9 PerfectInterpolantSequences, 1725/1784 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...