./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec5_product64_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/product-lines/minepump_spec5_product64_true-unreach-call_false-termination.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d5d7e7efc35ba4bdb3849277724b5f801bec138c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 18:49:20,268 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 18:49:20,270 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 18:49:20,285 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 18:49:20,285 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 18:49:20,286 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 18:49:20,287 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 18:49:20,290 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 18:49:20,292 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 18:49:20,293 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 18:49:20,294 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 18:49:20,294 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 18:49:20,295 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 18:49:20,296 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 18:49:20,298 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 18:49:20,299 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 18:49:20,300 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 18:49:20,302 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 18:49:20,304 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 18:49:20,306 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 18:49:20,307 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 18:49:20,309 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 18:49:20,312 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 18:49:20,312 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 18:49:20,312 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 18:49:20,315 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 18:49:20,316 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 18:49:20,317 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 18:49:20,318 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 18:49:20,322 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 18:49:20,323 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 18:49:20,323 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 18:49:20,324 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 18:49:20,324 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 18:49:20,325 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 18:49:20,326 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 18:49:20,326 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 18:49:20,343 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 18:49:20,343 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 18:49:20,344 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 18:49:20,344 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 18:49:20,345 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 18:49:20,345 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 18:49:20,345 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 18:49:20,345 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 18:49:20,345 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 18:49:20,346 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 18:49:20,347 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 18:49:20,347 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 18:49:20,347 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 18:49:20,347 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 18:49:20,347 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 18:49:20,348 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 18:49:20,348 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 18:49:20,349 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 18:49:20,349 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 18:49:20,349 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 18:49:20,349 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 18:49:20,349 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 18:49:20,349 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 18:49:20,350 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 18:49:20,350 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 18:49:20,350 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 18:49:20,350 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 18:49:20,350 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 18:49:20,352 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 18:49:20,352 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 18:49:20,352 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5d7e7efc35ba4bdb3849277724b5f801bec138c [2018-11-28 18:49:20,392 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 18:49:20,405 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 18:49:20,409 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 18:49:20,411 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 18:49:20,411 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 18:49:20,413 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec5_product64_true-unreach-call_false-termination.cil.c [2018-11-28 18:49:20,482 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c6b09a33/6a79dee55dcd4c2fba10641463866fe3/FLAG242e53e80 [2018-11-28 18:49:20,995 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 18:49:20,996 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec5_product64_true-unreach-call_false-termination.cil.c [2018-11-28 18:49:21,011 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c6b09a33/6a79dee55dcd4c2fba10641463866fe3/FLAG242e53e80 [2018-11-28 18:49:21,257 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c6b09a33/6a79dee55dcd4c2fba10641463866fe3 [2018-11-28 18:49:21,260 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 18:49:21,262 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 18:49:21,263 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 18:49:21,263 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 18:49:21,267 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 18:49:21,267 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:49:21" (1/1) ... [2018-11-28 18:49:21,272 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7474da11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:49:21, skipping insertion in model container [2018-11-28 18:49:21,272 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:49:21" (1/1) ... [2018-11-28 18:49:21,281 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 18:49:21,356 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 18:49:21,782 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:49:21,800 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 18:49:21,903 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:49:22,041 INFO L195 MainTranslator]: Completed translation [2018-11-28 18:49:22,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:49:22 WrapperNode [2018-11-28 18:49:22,041 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 18:49:22,042 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 18:49:22,042 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 18:49:22,043 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 18:49:22,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:49:22" (1/1) ... [2018-11-28 18:49:22,087 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:49:22" (1/1) ... [2018-11-28 18:49:22,110 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 18:49:22,114 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 18:49:22,114 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 18:49:22,114 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 18:49:22,128 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:49:22" (1/1) ... [2018-11-28 18:49:22,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:49:22" (1/1) ... [2018-11-28 18:49:22,134 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:49:22" (1/1) ... [2018-11-28 18:49:22,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:49:22" (1/1) ... [2018-11-28 18:49:22,150 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:49:22" (1/1) ... [2018-11-28 18:49:22,159 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:49:22" (1/1) ... [2018-11-28 18:49:22,163 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:49:22" (1/1) ... [2018-11-28 18:49:22,168 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 18:49:22,169 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 18:49:22,169 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 18:49:22,169 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 18:49:22,170 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:49:22" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 18:49:22,249 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 18:49:22,249 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 18:49:22,250 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 18:49:22,250 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 18:49:22,250 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-28 18:49:22,250 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-28 18:49:22,250 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-28 18:49:22,250 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-28 18:49:22,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 18:49:22,251 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 18:49:22,251 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 18:49:22,251 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 18:49:22,251 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 18:49:22,251 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 18:49:22,251 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 18:49:22,253 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 18:49:22,253 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 18:49:22,253 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 18:49:22,253 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 18:49:22,254 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-28 18:49:22,254 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-28 18:49:22,255 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-28 18:49:22,255 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-28 18:49:22,255 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 18:49:22,255 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 18:49:22,255 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 18:49:22,255 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 18:49:22,255 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-28 18:49:22,256 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-28 18:49:22,257 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 18:49:22,257 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 18:49:22,257 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 18:49:22,257 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 18:49:22,257 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 18:49:22,257 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 18:49:22,257 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 18:49:22,258 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 18:49:22,258 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 18:49:22,258 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 18:49:22,258 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-28 18:49:22,258 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-28 18:49:22,258 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 18:49:22,258 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 18:49:22,258 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 18:49:22,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 18:49:22,260 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 18:49:22,260 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 18:49:22,261 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-28 18:49:22,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-28 18:49:22,261 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-28 18:49:22,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-28 18:49:22,261 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-28 18:49:22,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-28 18:49:22,261 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 18:49:22,262 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 18:49:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 18:49:22,263 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 18:49:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 18:49:22,263 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 18:49:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-28 18:49:22,264 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-28 18:49:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 18:49:22,264 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 18:49:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 18:49:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 18:49:22,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 18:49:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 18:49:22,264 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 18:49:22,266 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 18:49:22,266 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 18:49:22,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 18:49:22,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 18:49:23,646 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 18:49:23,647 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 18:49:23,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:49:23 BoogieIcfgContainer [2018-11-28 18:49:23,647 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 18:49:23,648 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 18:49:23,648 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 18:49:23,653 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 18:49:23,653 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 06:49:21" (1/3) ... [2018-11-28 18:49:23,654 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37e2c0ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:49:23, skipping insertion in model container [2018-11-28 18:49:23,654 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:49:22" (2/3) ... [2018-11-28 18:49:23,655 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37e2c0ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:49:23, skipping insertion in model container [2018-11-28 18:49:23,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:49:23" (3/3) ... [2018-11-28 18:49:23,658 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product64_true-unreach-call_false-termination.cil.c [2018-11-28 18:49:23,669 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 18:49:23,680 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 18:49:23,699 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 18:49:23,735 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 18:49:23,735 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 18:49:23,735 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 18:49:23,736 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 18:49:23,736 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 18:49:23,736 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 18:49:23,736 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 18:49:23,736 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 18:49:23,736 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 18:49:23,763 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states. [2018-11-28 18:49:23,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-28 18:49:23,774 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:49:23,776 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:49:23,778 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:49:23,784 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:49:23,785 INFO L82 PathProgramCache]: Analyzing trace with hash 584333893, now seen corresponding path program 1 times [2018-11-28 18:49:23,787 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:49:23,788 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:49:23,841 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:49:23,841 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:49:23,842 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:49:24,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:49:24,174 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:49:24,179 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:49:24,180 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 18:49:24,184 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 18:49:24,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 18:49:24,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 18:49:24,198 INFO L87 Difference]: Start difference. First operand 186 states. Second operand 2 states. [2018-11-28 18:49:24,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:49:24,271 INFO L93 Difference]: Finished difference Result 342 states and 423 transitions. [2018-11-28 18:49:24,272 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 18:49:24,273 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-28 18:49:24,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:49:24,291 INFO L225 Difference]: With dead ends: 342 [2018-11-28 18:49:24,291 INFO L226 Difference]: Without dead ends: 173 [2018-11-28 18:49:24,297 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 18:49:24,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2018-11-28 18:49:24,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 173. [2018-11-28 18:49:24,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 173 states. [2018-11-28 18:49:24,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 205 transitions. [2018-11-28 18:49:24,369 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 205 transitions. Word has length 59 [2018-11-28 18:49:24,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:49:24,370 INFO L480 AbstractCegarLoop]: Abstraction has 173 states and 205 transitions. [2018-11-28 18:49:24,370 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 18:49:24,370 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 205 transitions. [2018-11-28 18:49:24,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-28 18:49:24,376 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:49:24,376 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:49:24,376 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:49:24,377 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:49:24,377 INFO L82 PathProgramCache]: Analyzing trace with hash 2116356369, now seen corresponding path program 1 times [2018-11-28 18:49:24,377 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:49:24,377 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:49:24,378 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:49:24,380 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:49:24,380 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:49:24,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:49:24,577 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:49:24,578 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:49:24,578 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 18:49:24,581 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 18:49:24,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 18:49:24,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:49:24,583 INFO L87 Difference]: Start difference. First operand 173 states and 205 transitions. Second operand 3 states. [2018-11-28 18:49:24,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:49:24,649 INFO L93 Difference]: Finished difference Result 281 states and 333 transitions. [2018-11-28 18:49:24,649 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 18:49:24,650 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-28 18:49:24,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:49:24,653 INFO L225 Difference]: With dead ends: 281 [2018-11-28 18:49:24,654 INFO L226 Difference]: Without dead ends: 164 [2018-11-28 18:49:24,656 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:49:24,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2018-11-28 18:49:24,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2018-11-28 18:49:24,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2018-11-28 18:49:24,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 193 transitions. [2018-11-28 18:49:24,680 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 193 transitions. Word has length 60 [2018-11-28 18:49:24,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:49:24,681 INFO L480 AbstractCegarLoop]: Abstraction has 164 states and 193 transitions. [2018-11-28 18:49:24,681 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 18:49:24,681 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 193 transitions. [2018-11-28 18:49:24,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-28 18:49:24,686 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:49:24,686 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] [2018-11-28 18:49:24,687 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:49:24,687 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:49:24,687 INFO L82 PathProgramCache]: Analyzing trace with hash 2125716522, now seen corresponding path program 1 times [2018-11-28 18:49:24,687 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:49:24,688 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:49:24,689 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:49:24,689 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:49:24,689 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:49:24,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:49:24,936 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:49:24,937 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:49:24,937 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 18:49:24,937 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 18:49:24,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 18:49:24,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:49:24,939 INFO L87 Difference]: Start difference. First operand 164 states and 193 transitions. Second operand 7 states. [2018-11-28 18:49:26,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:49:26,552 INFO L93 Difference]: Finished difference Result 492 states and 599 transitions. [2018-11-28 18:49:26,553 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 18:49:26,553 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-11-28 18:49:26,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:49:26,560 INFO L225 Difference]: With dead ends: 492 [2018-11-28 18:49:26,560 INFO L226 Difference]: Without dead ends: 356 [2018-11-28 18:49:26,562 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 18:49:26,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2018-11-28 18:49:26,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 344. [2018-11-28 18:49:26,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 344 states. [2018-11-28 18:49:26,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 418 transitions. [2018-11-28 18:49:26,623 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 418 transitions. Word has length 65 [2018-11-28 18:49:26,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:49:26,624 INFO L480 AbstractCegarLoop]: Abstraction has 344 states and 418 transitions. [2018-11-28 18:49:26,624 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 18:49:26,624 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 418 transitions. [2018-11-28 18:49:26,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-28 18:49:26,630 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:49:26,630 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:49:26,630 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:49:26,631 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:49:26,631 INFO L82 PathProgramCache]: Analyzing trace with hash 2055147783, now seen corresponding path program 1 times [2018-11-28 18:49:26,631 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:49:26,631 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:49:26,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:49:26,633 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:49:26,633 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:49:26,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:49:26,809 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 18:49:26,810 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:49:26,810 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 18:49:26,811 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:49:26,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:49:26,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:49:26,811 INFO L87 Difference]: Start difference. First operand 344 states and 418 transitions. Second operand 6 states. [2018-11-28 18:49:27,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:49:27,369 INFO L93 Difference]: Finished difference Result 805 states and 1012 transitions. [2018-11-28 18:49:27,370 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:49:27,370 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2018-11-28 18:49:27,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:49:27,376 INFO L225 Difference]: With dead ends: 805 [2018-11-28 18:49:27,377 INFO L226 Difference]: Without dead ends: 489 [2018-11-28 18:49:27,379 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 18:49:27,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 489 states. [2018-11-28 18:49:27,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 489 to 475. [2018-11-28 18:49:27,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 475 states. [2018-11-28 18:49:27,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 475 states and 569 transitions. [2018-11-28 18:49:27,445 INFO L78 Accepts]: Start accepts. Automaton has 475 states and 569 transitions. Word has length 70 [2018-11-28 18:49:27,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:49:27,446 INFO L480 AbstractCegarLoop]: Abstraction has 475 states and 569 transitions. [2018-11-28 18:49:27,446 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:49:27,446 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 569 transitions. [2018-11-28 18:49:27,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-28 18:49:27,462 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:49:27,462 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, 1, 1] [2018-11-28 18:49:27,463 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:49:27,463 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:49:27,463 INFO L82 PathProgramCache]: Analyzing trace with hash 404377783, now seen corresponding path program 1 times [2018-11-28 18:49:27,463 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:49:27,463 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:49:27,464 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:49:27,464 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:49:27,466 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:49:27,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:49:27,888 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:49:27,888 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:49:27,889 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 18:49:27,889 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:49:27,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:49:27,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:49:27,891 INFO L87 Difference]: Start difference. First operand 475 states and 569 transitions. Second operand 6 states. [2018-11-28 18:49:28,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:49:28,181 INFO L93 Difference]: Finished difference Result 936 states and 1162 transitions. [2018-11-28 18:49:28,189 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 18:49:28,189 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 113 [2018-11-28 18:49:28,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:49:28,194 INFO L225 Difference]: With dead ends: 936 [2018-11-28 18:49:28,194 INFO L226 Difference]: Without dead ends: 489 [2018-11-28 18:49:28,196 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:49:28,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 489 states. [2018-11-28 18:49:28,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 489 to 485. [2018-11-28 18:49:28,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 485 states. [2018-11-28 18:49:28,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 485 states and 579 transitions. [2018-11-28 18:49:28,238 INFO L78 Accepts]: Start accepts. Automaton has 485 states and 579 transitions. Word has length 113 [2018-11-28 18:49:28,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:49:28,239 INFO L480 AbstractCegarLoop]: Abstraction has 485 states and 579 transitions. [2018-11-28 18:49:28,239 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:49:28,239 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 579 transitions. [2018-11-28 18:49:28,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-28 18:49:28,245 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:49:28,246 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, 1, 1] [2018-11-28 18:49:28,246 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:49:28,246 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:49:28,247 INFO L82 PathProgramCache]: Analyzing trace with hash -1951427467, now seen corresponding path program 1 times [2018-11-28 18:49:28,247 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:49:28,247 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:49:28,250 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:49:28,250 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:49:28,250 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:49:28,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:49:28,508 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:49:28,508 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:49:28,509 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 18:49:28,509 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 18:49:28,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 18:49:28,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 18:49:28,510 INFO L87 Difference]: Start difference. First operand 485 states and 579 transitions. Second operand 8 states. [2018-11-28 18:49:28,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:49:28,588 INFO L93 Difference]: Finished difference Result 956 states and 1182 transitions. [2018-11-28 18:49:28,594 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:49:28,594 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 113 [2018-11-28 18:49:28,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:49:28,597 INFO L225 Difference]: With dead ends: 956 [2018-11-28 18:49:28,598 INFO L226 Difference]: Without dead ends: 499 [2018-11-28 18:49:28,599 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 18:49:28,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2018-11-28 18:49:28,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 493. [2018-11-28 18:49:28,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 493 states. [2018-11-28 18:49:28,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 587 transitions. [2018-11-28 18:49:28,653 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 587 transitions. Word has length 113 [2018-11-28 18:49:28,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:49:28,654 INFO L480 AbstractCegarLoop]: Abstraction has 493 states and 587 transitions. [2018-11-28 18:49:28,654 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 18:49:28,654 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 587 transitions. [2018-11-28 18:49:28,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-28 18:49:28,656 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:49:28,657 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, 1, 1] [2018-11-28 18:49:28,657 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:49:28,657 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:49:28,657 INFO L82 PathProgramCache]: Analyzing trace with hash -1182257452, now seen corresponding path program 1 times [2018-11-28 18:49:28,657 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:49:28,657 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:49:28,658 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:49:28,658 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:49:28,659 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:49:28,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:49:28,905 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:49:28,905 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:49:28,905 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 18:49:28,906 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 18:49:28,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 18:49:28,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 18:49:28,908 INFO L87 Difference]: Start difference. First operand 493 states and 587 transitions. Second operand 4 states. [2018-11-28 18:49:30,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:49:30,035 INFO L93 Difference]: Finished difference Result 1559 states and 1942 transitions. [2018-11-28 18:49:30,036 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 18:49:30,036 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 113 [2018-11-28 18:49:30,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:49:30,043 INFO L225 Difference]: With dead ends: 1559 [2018-11-28 18:49:30,044 INFO L226 Difference]: Without dead ends: 1094 [2018-11-28 18:49:30,046 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 18:49:30,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1094 states. [2018-11-28 18:49:30,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1094 to 1077. [2018-11-28 18:49:30,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1077 states. [2018-11-28 18:49:30,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 1077 states and 1314 transitions. [2018-11-28 18:49:30,138 INFO L78 Accepts]: Start accepts. Automaton has 1077 states and 1314 transitions. Word has length 113 [2018-11-28 18:49:30,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:49:30,139 INFO L480 AbstractCegarLoop]: Abstraction has 1077 states and 1314 transitions. [2018-11-28 18:49:30,139 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 18:49:30,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1314 transitions. [2018-11-28 18:49:30,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-28 18:49:30,145 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:49:30,145 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, 1, 1, 1, 1, 1, 1] [2018-11-28 18:49:30,145 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:49:30,146 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:49:30,146 INFO L82 PathProgramCache]: Analyzing trace with hash -1058168166, now seen corresponding path program 1 times [2018-11-28 18:49:30,146 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:49:30,146 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:49:30,148 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:49:30,149 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:49:30,149 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:49:30,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:49:30,631 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 6 [2018-11-28 18:49:30,718 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:49:30,719 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:49:30,719 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 18:49:30,719 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 18:49:30,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 18:49:30,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-28 18:49:30,721 INFO L87 Difference]: Start difference. First operand 1077 states and 1314 transitions. Second operand 9 states. [2018-11-28 18:49:32,571 WARN L180 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 8 [2018-11-28 18:49:34,593 WARN L180 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 7 [2018-11-28 18:49:36,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:49:36,811 INFO L93 Difference]: Finished difference Result 2969 states and 3764 transitions. [2018-11-28 18:49:36,812 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-28 18:49:36,812 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 117 [2018-11-28 18:49:36,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:49:36,828 INFO L225 Difference]: With dead ends: 2969 [2018-11-28 18:49:36,829 INFO L226 Difference]: Without dead ends: 2116 [2018-11-28 18:49:36,834 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-28 18:49:36,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2116 states. [2018-11-28 18:49:37,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2116 to 1892. [2018-11-28 18:49:37,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1892 states. [2018-11-28 18:49:37,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 1892 states and 2272 transitions. [2018-11-28 18:49:37,014 INFO L78 Accepts]: Start accepts. Automaton has 1892 states and 2272 transitions. Word has length 117 [2018-11-28 18:49:37,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:49:37,015 INFO L480 AbstractCegarLoop]: Abstraction has 1892 states and 2272 transitions. [2018-11-28 18:49:37,015 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 18:49:37,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 2272 transitions. [2018-11-28 18:49:37,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-28 18:49:37,026 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:49:37,026 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:49:37,026 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:49:37,027 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:49:37,027 INFO L82 PathProgramCache]: Analyzing trace with hash -120636022, now seen corresponding path program 1 times [2018-11-28 18:49:37,027 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:49:37,027 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:49:37,030 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:49:37,030 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:49:37,030 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:49:37,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:49:37,745 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 23 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-28 18:49:37,745 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 18:49:37,745 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 18:49:37,757 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:49:37,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:49:37,953 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 18:49:39,641 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 38 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:49:39,676 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 18:49:39,677 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-28 18:49:39,678 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-28 18:49:39,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-28 18:49:39,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-28 18:49:39,678 INFO L87 Difference]: Start difference. First operand 1892 states and 2272 transitions. Second operand 16 states. [2018-11-28 18:49:45,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:49:45,847 INFO L93 Difference]: Finished difference Result 4318 states and 5399 transitions. [2018-11-28 18:49:45,847 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-28 18:49:45,847 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 195 [2018-11-28 18:49:45,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:49:45,866 INFO L225 Difference]: With dead ends: 4318 [2018-11-28 18:49:45,866 INFO L226 Difference]: Without dead ends: 2644 [2018-11-28 18:49:45,874 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2018-11-28 18:49:45,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2644 states. [2018-11-28 18:49:46,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2644 to 2416. [2018-11-28 18:49:46,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2416 states. [2018-11-28 18:49:46,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 2416 states and 2860 transitions. [2018-11-28 18:49:46,176 INFO L78 Accepts]: Start accepts. Automaton has 2416 states and 2860 transitions. Word has length 195 [2018-11-28 18:49:46,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:49:46,178 INFO L480 AbstractCegarLoop]: Abstraction has 2416 states and 2860 transitions. [2018-11-28 18:49:46,178 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-28 18:49:46,178 INFO L276 IsEmpty]: Start isEmpty. Operand 2416 states and 2860 transitions. [2018-11-28 18:49:46,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-28 18:49:46,191 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:49:46,191 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, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:49:46,192 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:49:46,192 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:49:46,192 INFO L82 PathProgramCache]: Analyzing trace with hash 1159278976, now seen corresponding path program 1 times [2018-11-28 18:49:46,192 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:49:46,192 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:49:46,195 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:49:46,196 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:49:46,196 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:49:46,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:49:46,904 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 99 proven. 9 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2018-11-28 18:49:46,904 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 18:49:46,905 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 18:49:46,924 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:49:47,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:49:47,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 18:49:47,629 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 239 proven. 4 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-11-28 18:49:47,667 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 18:49:47,667 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 12] total 18 [2018-11-28 18:49:47,668 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-28 18:49:47,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-28 18:49:47,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2018-11-28 18:49:47,669 INFO L87 Difference]: Start difference. First operand 2416 states and 2860 transitions. Second operand 18 states. [2018-11-28 18:49:55,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:49:55,273 INFO L93 Difference]: Finished difference Result 6567 states and 8202 transitions. [2018-11-28 18:49:55,274 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-11-28 18:49:55,274 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 331 [2018-11-28 18:49:55,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:49:55,297 INFO L225 Difference]: With dead ends: 6567 [2018-11-28 18:49:55,297 INFO L226 Difference]: Without dead ends: 3532 [2018-11-28 18:49:55,308 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 380 GetRequests, 337 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 382 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=372, Invalid=1520, Unknown=0, NotChecked=0, Total=1892 [2018-11-28 18:49:55,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3532 states. [2018-11-28 18:49:55,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3532 to 3313. [2018-11-28 18:49:55,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3313 states. [2018-11-28 18:49:55,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3313 states to 3313 states and 3876 transitions. [2018-11-28 18:49:55,573 INFO L78 Accepts]: Start accepts. Automaton has 3313 states and 3876 transitions. Word has length 331 [2018-11-28 18:49:55,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:49:55,574 INFO L480 AbstractCegarLoop]: Abstraction has 3313 states and 3876 transitions. [2018-11-28 18:49:55,574 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-28 18:49:55,574 INFO L276 IsEmpty]: Start isEmpty. Operand 3313 states and 3876 transitions. [2018-11-28 18:49:55,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2018-11-28 18:49:55,591 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:49:55,592 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, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:49:55,592 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:49:55,592 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:49:55,593 INFO L82 PathProgramCache]: Analyzing trace with hash 422253710, now seen corresponding path program 1 times [2018-11-28 18:49:55,594 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:49:55,594 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:49:55,595 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:49:55,595 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:49:55,597 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:49:55,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:49:56,679 INFO L134 CoverageAnalysis]: Checked inductivity of 626 backedges. 113 proven. 16 refuted. 0 times theorem prover too weak. 497 trivial. 0 not checked. [2018-11-28 18:49:56,680 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 18:49:56,680 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 18:49:56,698 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:49:56,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:49:56,921 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 18:49:57,227 INFO L134 CoverageAnalysis]: Checked inductivity of 626 backedges. 372 proven. 0 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-11-28 18:49:57,262 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 18:49:57,262 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2018-11-28 18:49:57,263 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-28 18:49:57,264 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-28 18:49:57,264 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-11-28 18:49:57,264 INFO L87 Difference]: Start difference. First operand 3313 states and 3876 transitions. Second operand 10 states. [2018-11-28 18:49:57,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:49:57,541 INFO L93 Difference]: Finished difference Result 3890 states and 4529 transitions. [2018-11-28 18:49:57,542 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 18:49:57,542 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 426 [2018-11-28 18:49:57,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:49:57,543 INFO L225 Difference]: With dead ends: 3890 [2018-11-28 18:49:57,543 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 18:49:57,552 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 437 GetRequests, 428 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2018-11-28 18:49:57,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 18:49:57,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 18:49:57,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 18:49:57,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 18:49:57,554 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 426 [2018-11-28 18:49:57,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:49:57,555 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 18:49:57,555 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-28 18:49:57,555 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 18:49:57,555 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 18:49:57,561 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 18:49:57,693 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:49:57,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:49:57,882 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:49:57,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:49:57,970 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:49:57,980 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 64 [2018-11-28 18:49:58,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:49:58,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:49:58,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:49:58,147 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:49:58,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:49:58,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:49:58,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:49:58,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:49:58,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:49:58,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:49:58,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:49:58,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:49:58,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:49:58,550 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:49:58,557 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:49:58,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:49:58,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:49:58,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:49:58,776 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:49:58,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:49:58,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:49:58,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:49:58,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:49:59,493 WARN L180 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 27 [2018-11-28 18:49:59,733 WARN L180 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 18 [2018-11-28 18:50:00,520 WARN L180 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 24 [2018-11-28 18:50:02,510 WARN L180 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 127 DAG size of output: 40 [2018-11-28 18:50:02,907 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 23 [2018-11-28 18:50:03,198 WARN L180 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 30 [2018-11-28 18:50:03,539 WARN L180 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 32 [2018-11-28 18:50:03,662 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 24 [2018-11-28 18:50:04,225 WARN L180 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 49 [2018-11-28 18:50:04,472 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 1 [2018-11-28 18:50:04,760 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 26 [2018-11-28 18:50:05,084 WARN L180 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 33 [2018-11-28 18:50:05,251 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 32 [2018-11-28 18:50:05,514 WARN L180 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 26 [2018-11-28 18:50:05,749 WARN L180 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 34 [2018-11-28 18:50:05,858 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 27 [2018-11-28 18:50:06,238 WARN L180 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 38 [2018-11-28 18:50:06,389 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 26 [2018-11-28 18:50:06,573 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 27 [2018-11-28 18:50:07,041 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 27 [2018-11-28 18:50:07,259 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 32 [2018-11-28 18:50:07,535 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 34 [2018-11-28 18:50:07,813 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 31 [2018-11-28 18:50:07,944 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 27 [2018-11-28 18:50:08,106 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 28 [2018-11-28 18:50:08,474 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 24 [2018-11-28 18:50:08,851 WARN L180 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 27 [2018-11-28 18:50:09,120 WARN L180 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 37 [2018-11-28 18:50:09,159 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 671 677) the Hoare annotation is: true [2018-11-28 18:50:09,160 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 671 677) no Hoare annotation was computed. [2018-11-28 18:50:09,160 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 678 686) no Hoare annotation was computed. [2018-11-28 18:50:09,160 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 678 686) the Hoare annotation is: true [2018-11-28 18:50:09,160 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 678 686) no Hoare annotation was computed. [2018-11-28 18:50:09,160 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 44 51) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1))) [2018-11-28 18:50:09,160 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2018-11-28 18:50:09,160 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2018-11-28 18:50:09,160 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 52 61) the Hoare annotation is: (let ((.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse6 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (.cse5 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 0))) (.cse7 (<= 1 ~switchedOnBeforeTS~0)) (.cse4 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse6 .cse4 .cse7) (or .cse1 .cse0 .cse6 .cse3 .cse4) (or .cse5 .cse1 .cse2 .cse7 .cse4))) [2018-11-28 18:50:09,161 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 52 61) no Hoare annotation was computed. [2018-11-28 18:50:09,161 INFO L448 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-11-28 18:50:09,161 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 52 61) no Hoare annotation was computed. [2018-11-28 18:50:09,161 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 62 90) the Hoare annotation is: true [2018-11-28 18:50:09,161 INFO L444 ceAbstractionStarter]: At program point L77(line 77) 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 18:50:09,161 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 62 90) no Hoare annotation was computed. [2018-11-28 18:50:09,161 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2018-11-28 18:50:09,162 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 84) no Hoare annotation was computed. [2018-11-28 18:50:09,162 INFO L444 ceAbstractionStarter]: At program point L72(line 72) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~waterLevel~0 2))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse6 (not (= ~systemActive~0 0))) (.cse5 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (<= __utac_acc__Specification5_spec__3_~tmp~0 ~waterLevel~0)) (.cse4 (not (= ~waterLevel~0 1)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse0 .cse3 .cse4) (or .cse2 .cse0 .cse5 .cse4 .cse3) (or .cse2 .cse0 .cse5 .cse1) (or .cse6 (or .cse5 (or .cse2 .cse1))) (or .cse2 .cse6 .cse5 .cse3 .cse4))) [2018-11-28 18:50:09,162 INFO L448 ceAbstractionStarter]: For program point L72-1(line 72) no Hoare annotation was computed. [2018-11-28 18:50:09,162 INFO L448 ceAbstractionStarter]: For program point L70(lines 70 87) no Hoare annotation was computed. [2018-11-28 18:50:09,162 INFO L448 ceAbstractionStarter]: For program point L70-1(lines 62 90) no Hoare annotation was computed. [2018-11-28 18:50:09,162 INFO L451 ceAbstractionStarter]: At program point L68(line 68) the Hoare annotation is: true [2018-11-28 18:50:09,163 INFO L448 ceAbstractionStarter]: For program point L68-1(line 68) no Hoare annotation was computed. [2018-11-28 18:50:09,163 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 620 642) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 18:50:09,163 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 620 642) no Hoare annotation was computed. [2018-11-28 18:50:09,163 INFO L444 ceAbstractionStarter]: At program point L632(line 632) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= main_~tmp~8 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 18:50:09,163 INFO L444 ceAbstractionStarter]: At program point L632-1(line 632) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= main_~tmp~8 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 18:50:09,163 INFO L448 ceAbstractionStarter]: For program point L630(lines 630 637) no Hoare annotation was computed. [2018-11-28 18:50:09,164 INFO L448 ceAbstractionStarter]: For program point L630-1(lines 630 637) no Hoare annotation was computed. [2018-11-28 18:50:09,164 INFO L448 ceAbstractionStarter]: For program point L628(line 628) no Hoare annotation was computed. [2018-11-28 18:50:09,164 INFO L444 ceAbstractionStarter]: At program point L627(line 627) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 18:50:09,164 INFO L444 ceAbstractionStarter]: At program point L626(line 626) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 18:50:09,164 INFO L444 ceAbstractionStarter]: At program point L626-1(line 626) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 18:50:09,164 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 620 642) no Hoare annotation was computed. [2018-11-28 18:50:09,164 INFO L448 ceAbstractionStarter]: For program point L258-1(lines 239 263) no Hoare annotation was computed. [2018-11-28 18:50:09,164 INFO L444 ceAbstractionStarter]: At program point L253(line 253) 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 18:50:09,165 INFO L444 ceAbstractionStarter]: At program point L249(line 249) 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 (and (= processEnvironment__wrappee__methaneQuery_~tmp~3 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse0 .cse3))) [2018-11-28 18:50:09,165 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 255) no Hoare annotation was computed. [2018-11-28 18:50:09,165 INFO L444 ceAbstractionStarter]: At program point L245(line 245) 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 18:50:09,165 INFO L448 ceAbstractionStarter]: For program point L245-1(line 245) no Hoare annotation was computed. [2018-11-28 18:50:09,165 INFO L448 ceAbstractionStarter]: For program point L243(lines 243 260) no Hoare annotation was computed. [2018-11-28 18:50:09,165 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 239 263) 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 .cse0 .cse1 .cse2 .cse3) (or (or .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) .cse0))) [2018-11-28 18:50:09,165 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 239 263) no Hoare annotation was computed. [2018-11-28 18:50:09,165 INFO L444 ceAbstractionStarter]: At program point L258(line 258) 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 .cse4 .cse0 .cse1 .cse2) (or (or .cse1 (or .cse3 .cse0 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-28 18:50:09,166 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 417 431) no Hoare annotation was computed. [2018-11-28 18:50:09,166 INFO L444 ceAbstractionStarter]: At program point L423(line 423) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1) (or .cse0 (not (= ~waterLevel~0 1))) (or (and (not (= ~systemActive~0 0)) (= ~pumpRunning~0 1)) (or (or (= |old(~systemActive~0)| 0) .cse1) (not (= 1 |old(~pumpRunning~0)|)))))) [2018-11-28 18:50:09,166 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 417 431) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (not (= ~waterLevel~0 2))) (.cse7 (= |old(~systemActive~0)| 0))) (let ((.cse1 (not .cse7)) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (= 0 ~systemActive~0)) (.cse4 (not (= ~waterLevel~0 1))) (.cse5 (or .cse2 .cse8)) (.cse6 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 (or .cse5 .cse3) .cse0) (or .cse2 .cse6 .cse4) (or (and (not (= ~systemActive~0 0)) (= ~pumpRunning~0 1)) (or (or .cse7 .cse8) (not (= 1 |old(~pumpRunning~0)|)))) (or .cse5 .cse6)))) [2018-11-28 18:50:09,166 INFO L448 ceAbstractionStarter]: For program point L421(lines 421 427) no Hoare annotation was computed. [2018-11-28 18:50:09,166 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 417 431) no Hoare annotation was computed. [2018-11-28 18:50:09,166 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 334 342) no Hoare annotation was computed. [2018-11-28 18:50:09,166 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 334 342) the Hoare annotation is: true [2018-11-28 18:50:09,166 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 334 342) no Hoare annotation was computed. [2018-11-28 18:50:09,166 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 398 416) the Hoare annotation is: true [2018-11-28 18:50:09,166 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 411) no Hoare annotation was computed. [2018-11-28 18:50:09,167 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 398 416) no Hoare annotation was computed. [2018-11-28 18:50:09,167 INFO L451 ceAbstractionStarter]: At program point L405(line 405) the Hoare annotation is: true [2018-11-28 18:50:09,167 INFO L448 ceAbstractionStarter]: For program point L407-2(lines 407 411) no Hoare annotation was computed. [2018-11-28 18:50:09,167 INFO L448 ceAbstractionStarter]: For program point L405-1(line 405) no Hoare annotation was computed. [2018-11-28 18:50:09,167 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 398 416) no Hoare annotation was computed. [2018-11-28 18:50:09,167 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 664 670) no Hoare annotation was computed. [2018-11-28 18:50:09,167 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 664 670) the Hoare annotation is: true [2018-11-28 18:50:09,167 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 606 616) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 18:50:09,167 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 606 616) no Hoare annotation was computed. [2018-11-28 18:50:09,167 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 606 616) no Hoare annotation was computed. [2018-11-28 18:50:09,168 INFO L444 ceAbstractionStarter]: At program point L611(line 611) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 18:50:09,168 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 323 333) the Hoare annotation is: true [2018-11-28 18:50:09,168 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 323 333) no Hoare annotation was computed. [2018-11-28 18:50:09,168 INFO L451 ceAbstractionStarter]: At program point L328(line 328) the Hoare annotation is: true [2018-11-28 18:50:09,168 INFO L448 ceAbstractionStarter]: For program point L328-1(line 328) no Hoare annotation was computed. [2018-11-28 18:50:09,168 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 323 333) no Hoare annotation was computed. [2018-11-28 18:50:09,168 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 315 322) 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 (= ~pumpRunning~0 1) (or (or (= ~systemActive~0 0) (not (= ~waterLevel~0 2))) .cse0)))) [2018-11-28 18:50:09,168 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 315 322) no Hoare annotation was computed. [2018-11-28 18:50:09,168 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 315 322) no Hoare annotation was computed. [2018-11-28 18:50:09,168 INFO L448 ceAbstractionStarter]: For program point L524(lines 524 530) no Hoare annotation was computed. [2018-11-28 18:50:09,168 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 520 533) no Hoare annotation was computed. [2018-11-28 18:50:09,169 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 520 533) the Hoare annotation is: true [2018-11-28 18:50:09,169 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 520 533) no Hoare annotation was computed. [2018-11-28 18:50:09,169 INFO L444 ceAbstractionStarter]: At program point L284(line 284) 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 .cse4 .cse0 .cse1 .cse2) (or (or .cse1 (or .cse3 .cse0 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-28 18:50:09,169 INFO L448 ceAbstractionStarter]: For program point L284-1(lines 265 289) no Hoare annotation was computed. [2018-11-28 18:50:09,169 INFO L444 ceAbstractionStarter]: At program point L279(line 279) 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 18:50:09,169 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 265 289) no Hoare annotation was computed. [2018-11-28 18:50:09,169 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 265 289) 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 .cse0 .cse1 .cse2 .cse3) (or (or .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) .cse0))) [2018-11-28 18:50:09,170 INFO L444 ceAbstractionStarter]: At program point L275(line 275) 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 18:50:09,170 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 281) no Hoare annotation was computed. [2018-11-28 18:50:09,170 INFO L444 ceAbstractionStarter]: At program point L271(line 271) 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 18:50:09,170 INFO L448 ceAbstractionStarter]: For program point L271-1(line 271) no Hoare annotation was computed. [2018-11-28 18:50:09,170 INFO L448 ceAbstractionStarter]: For program point L269(lines 269 286) no Hoare annotation was computed. [2018-11-28 18:50:09,170 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 205 211) no Hoare annotation was computed. [2018-11-28 18:50:09,170 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 205 211) the Hoare annotation is: true [2018-11-28 18:50:09,170 INFO L448 ceAbstractionStarter]: For program point L128(lines 128 134) no Hoare annotation was computed. [2018-11-28 18:50:09,170 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 98 165) 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 18:50:09,170 INFO L448 ceAbstractionStarter]: For program point L128-1(lines 128 134) no Hoare annotation was computed. [2018-11-28 18:50:09,171 INFO L444 ceAbstractionStarter]: At program point L155(lines 108 157) the Hoare annotation is: (let ((.cse2 (= ~systemActive~0 1)) (.cse4 (= 2 ~waterLevel~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (= 0 ~systemActive~0)) (.cse3 (= test_~splverifierCounter~0 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 .cse4 .cse3 .cse6 .cse5) (and .cse0 .cse1 .cse6 .cse3 .cse5) (not (= |old(~waterLevel~0)| 1)))) [2018-11-28 18:50:09,171 INFO L444 ceAbstractionStarter]: At program point L120(line 120) the Hoare annotation is: (let ((.cse6 (= 0 ~systemActive~0)) (.cse4 (= 1 ~waterLevel~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and (and .cse3 .cse4 .cse2 .cse5) .cse6) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse0 .cse2 .cse6 .cse5) (and .cse3 .cse4 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (and .cse3 .cse0 .cse1 .cse2 .cse5))) [2018-11-28 18:50:09,171 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 98 165) no Hoare annotation was computed. [2018-11-28 18:50:09,171 INFO L448 ceAbstractionStarter]: For program point L118(lines 118 124) no Hoare annotation was computed. [2018-11-28 18:50:09,171 INFO L448 ceAbstractionStarter]: For program point L118-1(lines 118 124) no Hoare annotation was computed. [2018-11-28 18:50:09,171 INFO L448 ceAbstractionStarter]: For program point L110(lines 110 114) no Hoare annotation was computed. [2018-11-28 18:50:09,171 INFO L444 ceAbstractionStarter]: At program point L158(lines 107 159) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 18:50:09,171 INFO L444 ceAbstractionStarter]: At program point L148(line 148) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse2 (= 0 ~pumpRunning~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 .cse0 .cse1) (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-11-28 18:50:09,171 INFO L448 ceAbstractionStarter]: For program point L146(lines 146 152) no Hoare annotation was computed. [2018-11-28 18:50:09,172 INFO L444 ceAbstractionStarter]: At program point L146-1(lines 138 153) 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 18:50:09,172 INFO L448 ceAbstractionStarter]: For program point L109(lines 108 157) no Hoare annotation was computed. [2018-11-28 18:50:09,172 INFO L444 ceAbstractionStarter]: At program point L140(line 140) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse2 (= 2 ~waterLevel~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (and .cse2 (= ~pumpRunning~0 1) .cse1) (and .cse0 .cse2 .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-11-28 18:50:09,172 INFO L448 ceAbstractionStarter]: For program point L138(lines 138 153) no Hoare annotation was computed. [2018-11-28 18:50:09,172 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 98 165) no Hoare annotation was computed. [2018-11-28 18:50:09,172 INFO L444 ceAbstractionStarter]: At program point L130(line 130) the Hoare annotation is: (let ((.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (= 0 ~systemActive~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (and .cse3 .cse4 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and (and .cse3 .cse0 .cse2 .cse5) .cse6) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse4 .cse6 .cse2 .cse5) (not (= |old(~waterLevel~0)| 1)) (and .cse3 .cse0 .cse1 .cse2))) [2018-11-28 18:50:09,172 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 290 297) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-28 18:50:09,172 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 290 297) no Hoare annotation was computed. [2018-11-28 18:50:09,173 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 290 297) no Hoare annotation was computed. [2018-11-28 18:50:09,173 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 534 542) no Hoare annotation was computed. [2018-11-28 18:50:09,173 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 534 542) the Hoare annotation is: true [2018-11-28 18:50:09,173 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 534 542) no Hoare annotation was computed. [2018-11-28 18:50:09,173 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:50:09,173 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~waterLevel~0)| ~waterLevel~0) [2018-11-28 18:50:09,173 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:50:09,173 INFO L448 ceAbstractionStarter]: For program point L305(lines 305 311) no Hoare annotation was computed. [2018-11-28 18:50:09,173 INFO L444 ceAbstractionStarter]: At program point L303(line 303) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-28 18:50:09,173 INFO L448 ceAbstractionStarter]: For program point L303-1(line 303) no Hoare annotation was computed. [2018-11-28 18:50:09,173 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 298 314) no Hoare annotation was computed. [2018-11-28 18:50:09,174 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 298 314) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-28 18:50:09,174 INFO L444 ceAbstractionStarter]: At program point L309(line 309) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-28 18:50:09,174 INFO L448 ceAbstractionStarter]: For program point L309-1(lines 298 314) no Hoare annotation was computed. [2018-11-28 18:50:09,174 INFO L448 ceAbstractionStarter]: For program point L386-1(line 386) no Hoare annotation was computed. [2018-11-28 18:50:09,174 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 379 397) no Hoare annotation was computed. [2018-11-28 18:50:09,174 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 379 397) the Hoare annotation is: true [2018-11-28 18:50:09,174 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 379 397) no Hoare annotation was computed. [2018-11-28 18:50:09,174 INFO L448 ceAbstractionStarter]: For program point L388(lines 388 392) no Hoare annotation was computed. [2018-11-28 18:50:09,174 INFO L451 ceAbstractionStarter]: At program point L386(line 386) the Hoare annotation is: true [2018-11-28 18:50:09,174 INFO L448 ceAbstractionStarter]: For program point L388-2(lines 388 392) no Hoare annotation was computed. [2018-11-28 18:50:09,174 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 511 519) the Hoare annotation is: true [2018-11-28 18:50:09,174 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 511 519) no Hoare annotation was computed. [2018-11-28 18:50:09,175 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 511 519) no Hoare annotation was computed. [2018-11-28 18:50:09,175 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 467 478) the Hoare annotation is: true [2018-11-28 18:50:09,175 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 467 478) no Hoare annotation was computed. [2018-11-28 18:50:09,175 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 467 478) no Hoare annotation was computed. [2018-11-28 18:50:09,175 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 479 487) the Hoare annotation is: true [2018-11-28 18:50:09,175 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 479 487) no Hoare annotation was computed. [2018-11-28 18:50:09,175 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 479 487) no Hoare annotation was computed. [2018-11-28 18:50:09,175 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 545 574) no Hoare annotation was computed. [2018-11-28 18:50:09,175 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 545 574) the Hoare annotation is: true [2018-11-28 18:50:09,175 INFO L451 ceAbstractionStarter]: At program point L570(lines 545 574) the Hoare annotation is: true [2018-11-28 18:50:09,176 INFO L448 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-28 18:50:09,176 INFO L448 ceAbstractionStarter]: For program point L559(lines 559 563) no Hoare annotation was computed. [2018-11-28 18:50:09,176 INFO L451 ceAbstractionStarter]: At program point L559-1(lines 559 563) the Hoare annotation is: true [2018-11-28 18:50:09,176 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-28 18:50:09,176 INFO L451 ceAbstractionStarter]: At program point L555-2(lines 555 569) the Hoare annotation is: true [2018-11-28 18:50:09,176 INFO L451 ceAbstractionStarter]: At program point L551(line 551) the Hoare annotation is: true [2018-11-28 18:50:09,176 INFO L448 ceAbstractionStarter]: For program point L551-1(line 551) no Hoare annotation was computed. [2018-11-28 18:50:09,176 INFO L444 ceAbstractionStarter]: At program point L192(lines 192 198) the Hoare annotation is: (let ((.cse7 (= 0 ~pumpRunning~0)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~waterLevel~0)| 2))) (.cse1 (and .cse7 .cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~systemActive~0 0))) (.cse3 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (or .cse0 .cse2 .cse4) .cse1 (and (= ~pumpRunning~0 1) .cse5)) (or (or .cse0 .cse4) .cse6 .cse1) (or (or (or .cse2 .cse4) (not (= 1 |old(~pumpRunning~0)|))) (and (<= 1 ~switchedOnBeforeTS~0) .cse7 (= 1 ~waterLevel~0))) (or .cse1 .cse0 .cse6 .cse3)))) [2018-11-28 18:50:09,176 INFO L444 ceAbstractionStarter]: At program point L187(line 187) 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 18:50:09,177 INFO L448 ceAbstractionStarter]: For program point L185(lines 181 203) no Hoare annotation was computed. [2018-11-28 18:50:09,177 INFO L448 ceAbstractionStarter]: For program point L183(lines 181 203) no Hoare annotation was computed. [2018-11-28 18:50:09,177 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 178 204) the Hoare annotation is: (let ((.cse12 (= 0 ~pumpRunning~0)) (.cse7 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse4 (and .cse12 .cse7)) (.cse8 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse9 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse10 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse2 (not (= ~systemActive~0 0))) (.cse11 (<= 1 ~switchedOnBeforeTS~0)) (.cse5 (not (= |old(~waterLevel~0)| 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~systemActive~0 1))) (.cse1 (not (= |old(~waterLevel~0)| 2))) (.cse3 (and .cse12 (= 2 ~waterLevel~0)))) (and (or (or .cse0 .cse1) .cse2 .cse3) (or .cse0 .cse2 .cse4 .cse5) (or .cse0 .cse6 .cse4 .cse5) (or (or (or .cse6 .cse1) (not (= 1 |old(~pumpRunning~0)|))) (and (= ~pumpRunning~0 1) .cse7)) (or .cse8 .cse0 .cse2 .cse9 .cse5) (or .cse0 .cse8 .cse6 .cse9 .cse5) (or .cse10 .cse0 .cse6 .cse5 .cse11) (or .cse10 .cse0 .cse2 .cse11 .cse5) (or (or .cse0 .cse6 .cse1) .cse3)))) [2018-11-28 18:50:09,177 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 178 204) no Hoare annotation was computed. [2018-11-28 18:50:09,177 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 178 204) no Hoare annotation was computed. [2018-11-28 18:50:09,177 INFO L444 ceAbstractionStarter]: At program point L194(line 194) 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)) (.cse5 (not (= |old(~waterLevel~0)| 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse6 (not (= ~systemActive~0 0)))) (and (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0) (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|)))) (or .cse3 .cse4 .cse1 .cse5) (or (or .cse3 .cse1 .cse2) .cse4) (or .cse3 .cse6 .cse5) (or (or .cse3 .cse2) .cse6)))) [2018-11-28 18:50:09,177 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 443 454) 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 18:50:09,177 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 443 454) no Hoare annotation was computed. [2018-11-28 18:50:09,178 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 443 454) no Hoare annotation was computed. [2018-11-28 18:50:09,178 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 599 605) no Hoare annotation was computed. [2018-11-28 18:50:09,178 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 599 605) the Hoare annotation is: true [2018-11-28 18:50:09,178 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:50:09,178 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-28 18:50:09,178 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 18:50:09,178 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:50:09,178 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 213 237) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse2 (not (= ~waterLevel~0 2)))) .cse1))) [2018-11-28 18:50:09,178 INFO L444 ceAbstractionStarter]: At program point L223(line 223) 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 (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2))))))) [2018-11-28 18:50:09,178 INFO L448 ceAbstractionStarter]: For program point L221(lines 221 229) no Hoare annotation was computed. [2018-11-28 18:50:09,179 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 213 237) no Hoare annotation was computed. [2018-11-28 18:50:09,179 INFO L444 ceAbstractionStarter]: At program point L219(line 219) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse2 (not (= ~waterLevel~0 2)))) .cse1))) [2018-11-28 18:50:09,179 INFO L448 ceAbstractionStarter]: For program point L219-1(line 219) no Hoare annotation was computed. [2018-11-28 18:50:09,179 INFO L448 ceAbstractionStarter]: For program point L217(lines 217 234) no Hoare annotation was computed. [2018-11-28 18:50:09,179 INFO L444 ceAbstractionStarter]: At program point L232(line 232) 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 18:50:09,179 INFO L448 ceAbstractionStarter]: For program point L232-1(lines 213 237) no Hoare annotation was computed. [2018-11-28 18:50:09,179 INFO L444 ceAbstractionStarter]: At program point L227(line 227) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~2) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse3) (or .cse1 .cse2 .cse3 .cse0 (not (= ~waterLevel~0 1))))) [2018-11-28 18:50:09,179 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 432 439) no Hoare annotation was computed. [2018-11-28 18:50:09,180 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 432 439) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= |old(~systemActive~0)| 0))) (.cse0 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~waterLevel~0 1))) (or (or .cse1 (not (= ~waterLevel~0 2))) .cse2 .cse0))) [2018-11-28 18:50:09,180 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 432 439) no Hoare annotation was computed. [2018-11-28 18:50:09,180 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 455 466) no Hoare annotation was computed. [2018-11-28 18:50:09,180 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 455 466) no Hoare annotation was computed. [2018-11-28 18:50:09,180 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 455 466) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 (not (= 1 ~pumpRunning~0)) .cse1 .cse2) (or .cse2 .cse3 (or .cse4 .cse5) .cse6) (or .cse3 .cse2 .cse6 .cse5 .cse1) (or .cse2 (or .cse5 .cse0) .cse6 .cse1) (or (= 1 ~waterLevel~0) (or .cse5 .cse0 .cse4)))) [2018-11-28 18:50:09,180 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 644 651) no Hoare annotation was computed. [2018-11-28 18:50:09,180 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 648) no Hoare annotation was computed. [2018-11-28 18:50:09,181 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 644 651) the Hoare annotation is: true [2018-11-28 18:50:09,181 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 644 651) no Hoare annotation was computed. [2018-11-28 18:50:09,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 06:50:09 BoogieIcfgContainer [2018-11-28 18:50:09,204 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 18:50:09,205 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 18:50:09,205 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 18:50:09,205 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 18:50:09,206 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:49:23" (3/4) ... [2018-11-28 18:50:09,216 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 18:50:09,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 18:50:09,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 18:50:09,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-28 18:50:09,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-28 18:50:09,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-28 18:50:09,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 18:50:09,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-28 18:50:09,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-28 18:50:09,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 18:50:09,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-28 18:50:09,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 18:50:09,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 18:50:09,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-28 18:50:09,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 18:50:09,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 18:50:09,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 18:50:09,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 18:50:09,241 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 18:50:09,241 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-28 18:50:09,241 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-28 18:50:09,241 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 18:50:09,241 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 18:50:09,241 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 18:50:09,241 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-28 18:50:09,241 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 18:50:09,241 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 18:50:09,241 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 18:50:09,241 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 18:50:09,242 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 18:50:09,249 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 18:50:09,249 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 18:50:09,250 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-28 18:50:09,250 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 18:50:09,250 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 18:50:09,262 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 50 nodes and edges [2018-11-28 18:50:09,263 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-28 18:50:09,264 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 18:50:09,265 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 18:50:09,266 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 18:50:09,267 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 18:50:09,301 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 && 2 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && \old(waterLevel) == waterLevel) && 0 == systemActive) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) [2018-11-28 18:50:09,302 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-28 18:50:09,379 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 18:50:09,379 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 18:50:09,381 INFO L168 Benchmark]: Toolchain (without parser) took 48119.99 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 583.0 MB). Free memory was 952.7 MB in the beginning and 1.5 GB in the end (delta: -572.2 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-11-28 18:50:09,382 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 18:50:09,382 INFO L168 Benchmark]: CACSL2BoogieTranslator took 778.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -172.4 MB). Peak memory consumption was 39.9 MB. Max. memory is 11.5 GB. [2018-11-28 18:50:09,383 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-28 18:50:09,384 INFO L168 Benchmark]: Boogie Preprocessor took 54.72 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 18:50:09,385 INFO L168 Benchmark]: RCFGBuilder took 1478.38 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: 53.1 MB). Peak memory consumption was 53.1 MB. Max. memory is 11.5 GB. [2018-11-28 18:50:09,385 INFO L168 Benchmark]: TraceAbstraction took 45556.14 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 456.7 MB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -481.2 MB). Peak memory consumption was 641.0 MB. Max. memory is 11.5 GB. [2018-11-28 18:50:09,386 INFO L168 Benchmark]: Witness Printer took 174.59 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-28 18:50:09,390 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 778.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -172.4 MB). Peak memory consumption was 39.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 71.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 54.72 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 1478.38 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: 53.1 MB). Peak memory consumption was 53.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 45556.14 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 456.7 MB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -481.2 MB). Peak memory consumption was 641.0 MB. Max. memory is 11.5 GB. * Witness Printer took 174.59 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 648]: 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: 108]: 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 && 2 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && \old(waterLevel) == waterLevel) && 0 == systemActive) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 35 procedures, 186 locations, 1 error locations. SAFE Result, 45.4s OverallTime, 11 OverallIterations, 9 TraceHistogramMax, 24.1s AutomataDifference, 0.0s DeadEndRemovalTime, 11.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 2846 SDtfs, 2999 SDslu, 9701 SDs, 0 SdLazy, 6283 SolverSat, 1527 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1121 GetRequests, 991 SyntacticMatches, 2 SemanticMatches, 128 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 634 ImplicationChecksByTransitivity, 8.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3313occurred 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: 1.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 724 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 77 LocationsWithAnnotation, 4691 PreInvPairs, 4860 NumberOfFragments, 2754 HoareAnnotationTreeSize, 4691 FomulaSimplifications, 10397 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 77 FomulaSimplificationsInter, 27322 FormulaSimplificationTreeSizeReductionInter, 10.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 6.6s InterpolantComputationTime, 2614 NumberOfCodeBlocks, 2614 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 2600 ConstructedInterpolants, 0 QuantifiedInterpolants, 927546 SizeOfPredicates, 10 NumberOfNonLiveVariables, 3924 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 14 InterpolantComputations, 9 PerfectInterpolantSequences, 1987/2042 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...