./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec5_product36_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_product36_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 69211a6a9810795915a638c419bc12fc6aa00ac5 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 18:48:02,068 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 18:48:02,070 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 18:48:02,085 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 18:48:02,085 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 18:48:02,086 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 18:48:02,087 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 18:48:02,089 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 18:48:02,091 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 18:48:02,092 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 18:48:02,093 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 18:48:02,093 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 18:48:02,094 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 18:48:02,095 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 18:48:02,096 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 18:48:02,097 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 18:48:02,098 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 18:48:02,099 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 18:48:02,102 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 18:48:02,103 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 18:48:02,104 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 18:48:02,106 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 18:48:02,108 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 18:48:02,108 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 18:48:02,108 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 18:48:02,109 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 18:48:02,110 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 18:48:02,111 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 18:48:02,117 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 18:48:02,118 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 18:48:02,119 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 18:48:02,119 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 18:48:02,120 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 18:48:02,120 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 18:48:02,122 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 18:48:02,123 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 18:48:02,124 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 18:48:02,153 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 18:48:02,154 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 18:48:02,155 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 18:48:02,155 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 18:48:02,156 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 18:48:02,156 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 18:48:02,156 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 18:48:02,156 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 18:48:02,156 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 18:48:02,157 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 18:48:02,159 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 18:48:02,159 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 18:48:02,159 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 18:48:02,159 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 18:48:02,159 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 18:48:02,160 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 18:48:02,160 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 18:48:02,160 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 18:48:02,161 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 18:48:02,161 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 18:48:02,161 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 18:48:02,161 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 18:48:02,161 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 18:48:02,162 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 18:48:02,164 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 18:48:02,164 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 18:48:02,164 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 18:48:02,165 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 18:48:02,165 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 18:48:02,165 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 18:48:02,166 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 -> 69211a6a9810795915a638c419bc12fc6aa00ac5 [2018-11-28 18:48:02,238 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 18:48:02,256 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 18:48:02,263 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 18:48:02,264 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 18:48:02,264 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 18:48:02,265 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec5_product36_true-unreach-call_false-termination.cil.c [2018-11-28 18:48:02,337 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/343ab0b12/cdc81c5e1092416cb61de86b5aba89f7/FLAGeba0673f5 [2018-11-28 18:48:02,807 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 18:48:02,808 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec5_product36_true-unreach-call_false-termination.cil.c [2018-11-28 18:48:02,825 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/343ab0b12/cdc81c5e1092416cb61de86b5aba89f7/FLAGeba0673f5 [2018-11-28 18:48:03,104 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/343ab0b12/cdc81c5e1092416cb61de86b5aba89f7 [2018-11-28 18:48:03,108 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 18:48:03,110 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 18:48:03,111 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 18:48:03,111 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 18:48:03,115 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 18:48:03,116 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:48:03" (1/1) ... [2018-11-28 18:48:03,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dd631a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:03, skipping insertion in model container [2018-11-28 18:48:03,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:48:03" (1/1) ... [2018-11-28 18:48:03,130 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 18:48:03,197 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 18:48:03,652 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:48:03,684 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 18:48:03,823 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:48:03,951 INFO L195 MainTranslator]: Completed translation [2018-11-28 18:48:03,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:03 WrapperNode [2018-11-28 18:48:03,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 18:48:03,952 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 18:48:03,952 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 18:48:03,952 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 18:48:03,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:03" (1/1) ... [2018-11-28 18:48:03,983 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:03" (1/1) ... [2018-11-28 18:48:03,995 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 18:48:03,996 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 18:48:03,996 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 18:48:03,996 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 18:48:04,006 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:03" (1/1) ... [2018-11-28 18:48:04,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:03" (1/1) ... [2018-11-28 18:48:04,011 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:03" (1/1) ... [2018-11-28 18:48:04,011 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:03" (1/1) ... [2018-11-28 18:48:04,028 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:03" (1/1) ... [2018-11-28 18:48:04,044 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:03" (1/1) ... [2018-11-28 18:48:04,054 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:03" (1/1) ... [2018-11-28 18:48:04,060 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 18:48:04,060 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 18:48:04,060 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 18:48:04,060 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 18:48:04,061 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:03" (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 18:48:04,117 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 18:48:04,117 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 18:48:04,117 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 18:48:04,117 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 18:48:04,118 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-28 18:48:04,118 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-28 18:48:04,118 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 18:48:04,118 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 18:48:04,118 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 18:48:04,119 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 18:48:04,119 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 18:48:04,119 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 18:48:04,120 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 18:48:04,120 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 18:48:04,120 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 18:48:04,120 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 18:48:04,120 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 18:48:04,120 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 18:48:04,121 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 18:48:04,121 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-28 18:48:04,121 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-28 18:48:04,121 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 18:48:04,121 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 18:48:04,121 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 18:48:04,122 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 18:48:04,122 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 18:48:04,122 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 18:48:04,122 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 18:48:04,122 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 18:48:04,122 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-28 18:48:04,123 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-28 18:48:04,123 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 18:48:04,123 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 18:48:04,123 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 18:48:04,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 18:48:04,124 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 18:48:04,124 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 18:48:04,124 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-28 18:48:04,124 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-28 18:48:04,124 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-28 18:48:04,124 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-28 18:48:04,124 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-28 18:48:04,124 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-28 18:48:04,125 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 18:48:04,125 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 18:48:04,125 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 18:48:04,125 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 18:48:04,125 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 18:48:04,125 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 18:48:04,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 18:48:04,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 18:48:04,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 18:48:04,126 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 18:48:04,126 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 18:48:04,126 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 18:48:04,126 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 18:48:04,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 18:48:04,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 18:48:05,316 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 18:48:05,316 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 18:48:05,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:48:05 BoogieIcfgContainer [2018-11-28 18:48:05,318 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 18:48:05,319 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 18:48:05,319 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 18:48:05,330 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 18:48:05,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 06:48:03" (1/3) ... [2018-11-28 18:48:05,332 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3078f825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:48:05, skipping insertion in model container [2018-11-28 18:48:05,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:48:03" (2/3) ... [2018-11-28 18:48:05,332 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3078f825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:48:05, skipping insertion in model container [2018-11-28 18:48:05,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:48:05" (3/3) ... [2018-11-28 18:48:05,336 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product36_true-unreach-call_false-termination.cil.c [2018-11-28 18:48:05,347 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 18:48:05,359 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 18:48:05,378 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 18:48:05,416 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 18:48:05,417 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 18:48:05,417 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 18:48:05,417 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 18:48:05,418 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 18:48:05,418 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 18:48:05,418 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 18:48:05,418 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 18:48:05,418 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 18:48:05,442 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states. [2018-11-28 18:48:05,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-28 18:48:05,452 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:05,453 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 18:48:05,455 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:05,464 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:05,464 INFO L82 PathProgramCache]: Analyzing trace with hash 2005448145, now seen corresponding path program 1 times [2018-11-28 18:48:05,466 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:05,467 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:05,521 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:05,521 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:05,521 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:05,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:05,830 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 18:48:05,833 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:48:05,833 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 18:48:05,839 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 18:48:05,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 18:48:05,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 18:48:05,859 INFO L87 Difference]: Start difference. First operand 141 states. Second operand 2 states. [2018-11-28 18:48:05,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:05,901 INFO L93 Difference]: Finished difference Result 252 states and 311 transitions. [2018-11-28 18:48:05,901 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 18:48:05,903 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-28 18:48:05,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:05,918 INFO L225 Difference]: With dead ends: 252 [2018-11-28 18:48:05,918 INFO L226 Difference]: Without dead ends: 128 [2018-11-28 18:48:05,923 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 18:48:05,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2018-11-28 18:48:05,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2018-11-28 18:48:05,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2018-11-28 18:48:05,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 149 transitions. [2018-11-28 18:48:06,000 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 149 transitions. Word has length 59 [2018-11-28 18:48:06,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:06,001 INFO L480 AbstractCegarLoop]: Abstraction has 128 states and 149 transitions. [2018-11-28 18:48:06,001 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 18:48:06,001 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 149 transitions. [2018-11-28 18:48:06,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-28 18:48:06,006 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:06,006 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 18:48:06,006 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:06,007 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:06,008 INFO L82 PathProgramCache]: Analyzing trace with hash 1713317249, now seen corresponding path program 1 times [2018-11-28 18:48:06,008 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:06,008 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:06,011 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:06,011 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:06,011 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:06,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:06,259 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 18:48:06,260 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:48:06,260 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 18:48:06,264 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 18:48:06,264 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 18:48:06,264 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:48:06,265 INFO L87 Difference]: Start difference. First operand 128 states and 149 transitions. Second operand 3 states. [2018-11-28 18:48:06,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:06,324 INFO L93 Difference]: Finished difference Result 188 states and 219 transitions. [2018-11-28 18:48:06,325 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 18:48:06,325 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-28 18:48:06,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:06,328 INFO L225 Difference]: With dead ends: 188 [2018-11-28 18:48:06,328 INFO L226 Difference]: Without dead ends: 119 [2018-11-28 18:48:06,330 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 18:48:06,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2018-11-28 18:48:06,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2018-11-28 18:48:06,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2018-11-28 18:48:06,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 137 transitions. [2018-11-28 18:48:06,365 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 137 transitions. Word has length 60 [2018-11-28 18:48:06,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:06,370 INFO L480 AbstractCegarLoop]: Abstraction has 119 states and 137 transitions. [2018-11-28 18:48:06,370 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 18:48:06,370 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 137 transitions. [2018-11-28 18:48:06,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-28 18:48:06,373 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:06,373 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:48:06,373 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:06,374 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:06,374 INFO L82 PathProgramCache]: Analyzing trace with hash 377922771, now seen corresponding path program 1 times [2018-11-28 18:48:06,374 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:06,374 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:06,375 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:06,376 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:06,376 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:06,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:06,618 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 18:48:06,618 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:48:06,618 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 18:48:06,619 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 18:48:06,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 18:48:06,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:48:06,620 INFO L87 Difference]: Start difference. First operand 119 states and 137 transitions. Second operand 7 states. [2018-11-28 18:48:07,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:07,884 INFO L93 Difference]: Finished difference Result 357 states and 431 transitions. [2018-11-28 18:48:07,885 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 18:48:07,885 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-11-28 18:48:07,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:07,890 INFO L225 Difference]: With dead ends: 357 [2018-11-28 18:48:07,890 INFO L226 Difference]: Without dead ends: 266 [2018-11-28 18:48:07,892 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 18:48:07,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2018-11-28 18:48:07,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 242. [2018-11-28 18:48:07,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2018-11-28 18:48:07,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 290 transitions. [2018-11-28 18:48:07,930 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 290 transitions. Word has length 65 [2018-11-28 18:48:07,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:07,931 INFO L480 AbstractCegarLoop]: Abstraction has 242 states and 290 transitions. [2018-11-28 18:48:07,931 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 18:48:07,931 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 290 transitions. [2018-11-28 18:48:07,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-28 18:48:07,940 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:07,940 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 18:48:07,941 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:07,941 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:07,941 INFO L82 PathProgramCache]: Analyzing trace with hash -1701726359, now seen corresponding path program 1 times [2018-11-28 18:48:07,941 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:07,942 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:07,942 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:07,943 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:07,944 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:07,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:08,250 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 18:48:08,250 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:48:08,251 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 18:48:08,251 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 18:48:08,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 18:48:08,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:48:08,252 INFO L87 Difference]: Start difference. First operand 242 states and 290 transitions. Second operand 7 states. [2018-11-28 18:48:09,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:09,789 INFO L93 Difference]: Finished difference Result 618 states and 791 transitions. [2018-11-28 18:48:09,790 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 18:48:09,790 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-11-28 18:48:09,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:09,798 INFO L225 Difference]: With dead ends: 618 [2018-11-28 18:48:09,798 INFO L226 Difference]: Without dead ends: 404 [2018-11-28 18:48:09,801 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-28 18:48:09,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 404 states. [2018-11-28 18:48:09,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 404 to 356. [2018-11-28 18:48:09,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-11-28 18:48:09,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 426 transitions. [2018-11-28 18:48:09,855 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 426 transitions. Word has length 70 [2018-11-28 18:48:09,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:09,855 INFO L480 AbstractCegarLoop]: Abstraction has 356 states and 426 transitions. [2018-11-28 18:48:09,855 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 18:48:09,856 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 426 transitions. [2018-11-28 18:48:09,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-28 18:48:09,858 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:09,859 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] [2018-11-28 18:48:09,859 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:09,859 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:09,859 INFO L82 PathProgramCache]: Analyzing trace with hash 1235149811, now seen corresponding path program 1 times [2018-11-28 18:48:09,859 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:09,860 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:09,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:09,861 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:09,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:09,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:10,110 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 18:48:10,110 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:48:10,111 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 18:48:10,111 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:48:10,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:48:10,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:48:10,112 INFO L87 Difference]: Start difference. First operand 356 states and 426 transitions. Second operand 6 states. [2018-11-28 18:48:10,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:10,184 INFO L93 Difference]: Finished difference Result 694 states and 845 transitions. [2018-11-28 18:48:10,185 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 18:48:10,185 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 88 [2018-11-28 18:48:10,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:10,190 INFO L225 Difference]: With dead ends: 694 [2018-11-28 18:48:10,190 INFO L226 Difference]: Without dead ends: 366 [2018-11-28 18:48:10,192 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:48:10,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2018-11-28 18:48:10,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 366. [2018-11-28 18:48:10,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 366 states. [2018-11-28 18:48:10,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 436 transitions. [2018-11-28 18:48:10,233 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 436 transitions. Word has length 88 [2018-11-28 18:48:10,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:10,234 INFO L480 AbstractCegarLoop]: Abstraction has 366 states and 436 transitions. [2018-11-28 18:48:10,234 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:48:10,234 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 436 transitions. [2018-11-28 18:48:10,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-28 18:48:10,237 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:10,237 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] [2018-11-28 18:48:10,237 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:10,238 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:10,238 INFO L82 PathProgramCache]: Analyzing trace with hash -1673614091, now seen corresponding path program 1 times [2018-11-28 18:48:10,238 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:10,238 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:10,239 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:10,239 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:10,239 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:10,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:10,917 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 18:48:10,917 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:48:10,917 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 18:48:10,918 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 18:48:10,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 18:48:10,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 18:48:10,919 INFO L87 Difference]: Start difference. First operand 366 states and 436 transitions. Second operand 8 states. [2018-11-28 18:48:11,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:11,009 INFO L93 Difference]: Finished difference Result 718 states and 880 transitions. [2018-11-28 18:48:11,011 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:48:11,011 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 88 [2018-11-28 18:48:11,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:11,015 INFO L225 Difference]: With dead ends: 718 [2018-11-28 18:48:11,015 INFO L226 Difference]: Without dead ends: 380 [2018-11-28 18:48:11,017 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 18:48:11,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2018-11-28 18:48:11,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 374. [2018-11-28 18:48:11,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 374 states. [2018-11-28 18:48:11,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 444 transitions. [2018-11-28 18:48:11,048 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 444 transitions. Word has length 88 [2018-11-28 18:48:11,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:11,049 INFO L480 AbstractCegarLoop]: Abstraction has 374 states and 444 transitions. [2018-11-28 18:48:11,049 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 18:48:11,049 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 444 transitions. [2018-11-28 18:48:11,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-28 18:48:11,053 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:11,053 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] [2018-11-28 18:48:11,053 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:11,053 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:11,054 INFO L82 PathProgramCache]: Analyzing trace with hash 437676278, now seen corresponding path program 1 times [2018-11-28 18:48:11,054 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:11,054 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:11,056 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:11,056 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:11,056 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:11,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:11,217 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 18:48:11,217 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:48:11,218 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 18:48:11,218 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 18:48:11,218 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 18:48:11,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 18:48:11,219 INFO L87 Difference]: Start difference. First operand 374 states and 444 transitions. Second operand 4 states. [2018-11-28 18:48:12,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:12,193 INFO L93 Difference]: Finished difference Result 1206 states and 1499 transitions. [2018-11-28 18:48:12,194 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 18:48:12,194 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 88 [2018-11-28 18:48:12,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:12,201 INFO L225 Difference]: With dead ends: 1206 [2018-11-28 18:48:12,201 INFO L226 Difference]: Without dead ends: 860 [2018-11-28 18:48:12,203 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 3 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 18:48:12,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 860 states. [2018-11-28 18:48:12,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 860 to 843. [2018-11-28 18:48:12,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 843 states. [2018-11-28 18:48:12,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 843 states and 1022 transitions. [2018-11-28 18:48:12,273 INFO L78 Accepts]: Start accepts. Automaton has 843 states and 1022 transitions. Word has length 88 [2018-11-28 18:48:12,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:12,273 INFO L480 AbstractCegarLoop]: Abstraction has 843 states and 1022 transitions. [2018-11-28 18:48:12,273 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 18:48:12,274 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1022 transitions. [2018-11-28 18:48:12,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-28 18:48:12,277 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:12,277 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:48:12,277 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:12,278 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:12,278 INFO L82 PathProgramCache]: Analyzing trace with hash 14404720, now seen corresponding path program 1 times [2018-11-28 18:48:12,278 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:12,278 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:12,280 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:12,281 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:12,281 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:12,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:12,665 WARN L180 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 6 [2018-11-28 18:48:12,786 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 18:48:12,786 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:48:12,786 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 18:48:12,787 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 18:48:12,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 18:48:12,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-28 18:48:12,787 INFO L87 Difference]: Start difference. First operand 843 states and 1022 transitions. Second operand 9 states. [2018-11-28 18:48:13,519 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 6 [2018-11-28 18:48:15,890 WARN L180 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 9 [2018-11-28 18:48:17,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:17,106 INFO L93 Difference]: Finished difference Result 2326 states and 2951 transitions. [2018-11-28 18:48:17,107 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-28 18:48:17,107 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 92 [2018-11-28 18:48:17,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:17,118 INFO L225 Difference]: With dead ends: 2326 [2018-11-28 18:48:17,118 INFO L226 Difference]: Without dead ends: 1687 [2018-11-28 18:48:17,122 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-28 18:48:17,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1687 states. [2018-11-28 18:48:17,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1687 to 1484. [2018-11-28 18:48:17,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1484 states. [2018-11-28 18:48:17,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 1484 states and 1780 transitions. [2018-11-28 18:48:17,230 INFO L78 Accepts]: Start accepts. Automaton has 1484 states and 1780 transitions. Word has length 92 [2018-11-28 18:48:17,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:17,233 INFO L480 AbstractCegarLoop]: Abstraction has 1484 states and 1780 transitions. [2018-11-28 18:48:17,234 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 18:48:17,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 1780 transitions. [2018-11-28 18:48:17,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-28 18:48:17,240 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:17,241 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 18:48:17,241 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:17,241 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:17,242 INFO L82 PathProgramCache]: Analyzing trace with hash 1631321016, now seen corresponding path program 1 times [2018-11-28 18:48:17,242 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:17,242 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:17,242 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:17,242 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:17,243 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:17,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:17,438 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 23 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-28 18:48:17,438 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 18:48:17,438 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 18:48:17,450 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:17,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:17,643 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 18:48:18,418 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 26 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:48:18,477 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 18:48:18,477 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-28 18:48:18,478 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-28 18:48:18,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-28 18:48:18,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-28 18:48:18,479 INFO L87 Difference]: Start difference. First operand 1484 states and 1780 transitions. Second operand 16 states. [2018-11-28 18:48:24,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:24,208 INFO L93 Difference]: Finished difference Result 3173 states and 3956 transitions. [2018-11-28 18:48:24,208 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-28 18:48:24,209 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 136 [2018-11-28 18:48:24,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:24,221 INFO L225 Difference]: With dead ends: 3173 [2018-11-28 18:48:24,221 INFO L226 Difference]: Without dead ends: 1887 [2018-11-28 18:48:24,227 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2018-11-28 18:48:24,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1887 states. [2018-11-28 18:48:24,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1887 to 1469. [2018-11-28 18:48:24,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1469 states. [2018-11-28 18:48:24,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 1469 states and 1716 transitions. [2018-11-28 18:48:24,340 INFO L78 Accepts]: Start accepts. Automaton has 1469 states and 1716 transitions. Word has length 136 [2018-11-28 18:48:24,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:24,341 INFO L480 AbstractCegarLoop]: Abstraction has 1469 states and 1716 transitions. [2018-11-28 18:48:24,341 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-28 18:48:24,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 1716 transitions. [2018-11-28 18:48:24,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-28 18:48:24,348 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:24,349 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:48:24,349 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:24,349 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:24,349 INFO L82 PathProgramCache]: Analyzing trace with hash -536901051, now seen corresponding path program 1 times [2018-11-28 18:48:24,349 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:24,350 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:24,350 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:24,352 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:24,352 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:24,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:24,503 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2018-11-28 18:48:24,503 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:48:24,503 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 18:48:24,504 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 18:48:24,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 18:48:24,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:48:24,505 INFO L87 Difference]: Start difference. First operand 1469 states and 1716 transitions. Second operand 3 states. [2018-11-28 18:48:24,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:24,635 INFO L93 Difference]: Finished difference Result 2328 states and 2724 transitions. [2018-11-28 18:48:24,636 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 18:48:24,636 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 244 [2018-11-28 18:48:24,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:24,644 INFO L225 Difference]: With dead ends: 2328 [2018-11-28 18:48:24,644 INFO L226 Difference]: Without dead ends: 921 [2018-11-28 18:48:24,649 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 18:48:24,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 921 states. [2018-11-28 18:48:24,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 921 to 901. [2018-11-28 18:48:24,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 901 states. [2018-11-28 18:48:24,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 901 states and 1036 transitions. [2018-11-28 18:48:24,711 INFO L78 Accepts]: Start accepts. Automaton has 901 states and 1036 transitions. Word has length 244 [2018-11-28 18:48:24,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:24,712 INFO L480 AbstractCegarLoop]: Abstraction has 901 states and 1036 transitions. [2018-11-28 18:48:24,712 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 18:48:24,712 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1036 transitions. [2018-11-28 18:48:24,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-28 18:48:24,720 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:48:24,720 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 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] [2018-11-28 18:48:24,720 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:48:24,721 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:48:24,722 INFO L82 PathProgramCache]: Analyzing trace with hash 1826128213, now seen corresponding path program 1 times [2018-11-28 18:48:24,722 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:48:24,722 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:48:24,724 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:24,724 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:24,724 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:48:24,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:25,769 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 124 proven. 14 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2018-11-28 18:48:25,770 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 18:48:25,770 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 18:48:25,779 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:48:25,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:48:26,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 18:48:26,397 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 244 proven. 4 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-11-28 18:48:26,434 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 18:48:26,434 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12] total 19 [2018-11-28 18:48:26,436 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 18:48:26,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 18:48:26,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=292, Unknown=0, NotChecked=0, Total=342 [2018-11-28 18:48:26,439 INFO L87 Difference]: Start difference. First operand 901 states and 1036 transitions. Second operand 19 states. [2018-11-28 18:48:31,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:48:31,972 INFO L93 Difference]: Finished difference Result 2292 states and 2938 transitions. [2018-11-28 18:48:31,973 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-28 18:48:31,973 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 279 [2018-11-28 18:48:31,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:48:31,975 INFO L225 Difference]: With dead ends: 2292 [2018-11-28 18:48:31,976 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 18:48:31,982 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 320 GetRequests, 283 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=270, Invalid=1136, Unknown=0, NotChecked=0, Total=1406 [2018-11-28 18:48:31,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 18:48:31,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 18:48:31,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 18:48:31,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 18:48:31,983 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 279 [2018-11-28 18:48:31,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:48:31,985 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 18:48:31,985 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 18:48:31,985 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 18:48:31,986 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 18:48:31,992 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 18:48:32,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,378 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,411 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,561 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,646 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,727 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,837 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:32,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:33,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:33,005 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:33,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:33,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:33,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:33,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:33,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:33,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:33,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:33,218 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:33,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:33,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:33,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:33,234 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:33,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:33,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:48:34,450 WARN L180 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 55 DAG size of output: 27 [2018-11-28 18:48:35,574 WARN L180 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 107 DAG size of output: 51 [2018-11-28 18:48:36,802 WARN L180 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 85 DAG size of output: 37 [2018-11-28 18:48:37,099 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 28 [2018-11-28 18:48:37,342 WARN L180 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 27 [2018-11-28 18:48:37,555 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 31 [2018-11-28 18:48:37,781 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 27 [2018-11-28 18:48:38,503 WARN L180 SmtUtils]: Spent 713.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 53 [2018-11-28 18:48:38,686 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 1 [2018-11-28 18:48:38,995 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 29 [2018-11-28 18:48:39,219 WARN L180 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 36 [2018-11-28 18:48:39,435 WARN L180 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 35 [2018-11-28 18:48:39,719 WARN L180 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 33 [2018-11-28 18:48:39,914 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 30 [2018-11-28 18:48:40,609 WARN L180 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 52 [2018-11-28 18:48:40,773 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 34 [2018-11-28 18:48:41,037 WARN L180 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 33 [2018-11-28 18:48:41,266 WARN L180 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 34 [2018-11-28 18:48:41,640 WARN L180 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 27 [2018-11-28 18:48:42,219 WARN L180 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 42 [2018-11-28 18:48:42,396 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 29 [2018-11-28 18:48:42,525 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 31 [2018-11-28 18:48:42,530 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-11-28 18:48:42,530 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-11-28 18:48:42,530 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-11-28 18:48:42,531 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-11-28 18:48:42,531 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-11-28 18:48:42,531 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 816 823) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1))) [2018-11-28 18:48:42,531 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 816 823) no Hoare annotation was computed. [2018-11-28 18:48:42,531 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 816 823) no Hoare annotation was computed. [2018-11-28 18:48:42,531 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 824 833) the Hoare annotation is: (let ((.cse3 (< 2 ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 0)))) (and (or (or .cse0 .cse1 .cse2) .cse3 .cse4) (or .cse4 .cse5 (or .cse0 .cse2) .cse3) (or .cse3 (not (= 1 ~pumpRunning~0)) .cse1 .cse2 .cse4) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse0 .cse5 (<= 1 ~switchedOnBeforeTS~0) (not (= ~waterLevel~0 1))))) [2018-11-28 18:48:42,531 INFO L448 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-11-28 18:48:42,531 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 824 833) no Hoare annotation was computed. [2018-11-28 18:48:42,531 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 824 833) no Hoare annotation was computed. [2018-11-28 18:48:42,532 INFO L444 ceAbstractionStarter]: At program point L849(line 849) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 0))) (.cse3 (< 1 ~waterLevel~0)) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1 .cse4) (or .cse3 .cse5 (or .cse6 .cse4)) (or .cse5 .cse4 (or .cse6 .cse2)) (or .cse3 (or .cse6 .cse1 .cse4)) (or .cse6 .cse1 .cse4 .cse2))) [2018-11-28 18:48:42,532 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 834 862) the Hoare annotation is: true [2018-11-28 18:48:42,532 INFO L448 ceAbstractionStarter]: For program point L847(lines 847 853) no Hoare annotation was computed. [2018-11-28 18:48:42,532 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 856) no Hoare annotation was computed. [2018-11-28 18:48:42,532 INFO L444 ceAbstractionStarter]: At program point L844(line 844) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse6 (not (= ~systemActive~0 0))) (.cse5 (= __utac_acc__Specification5_spec__3_~tmp~7 ~waterLevel~0)) (.cse3 (< 1 ~waterLevel~0)) (.cse7 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1 .cse4 .cse5) (or .cse3 .cse6 (or .cse7 .cse4) .cse5) (or .cse6 .cse4 (or .cse7 .cse2)) (or .cse5 .cse3 (or .cse7 .cse1 .cse4)) (or .cse7 .cse1 .cse4 .cse2))) [2018-11-28 18:48:42,532 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 834 862) no Hoare annotation was computed. [2018-11-28 18:48:42,532 INFO L448 ceAbstractionStarter]: For program point L844-1(line 844) no Hoare annotation was computed. [2018-11-28 18:48:42,532 INFO L448 ceAbstractionStarter]: For program point L842(lines 842 859) no Hoare annotation was computed. [2018-11-28 18:48:42,532 INFO L448 ceAbstractionStarter]: For program point L842-1(lines 834 862) no Hoare annotation was computed. [2018-11-28 18:48:42,538 INFO L451 ceAbstractionStarter]: At program point L840(line 840) the Hoare annotation is: true [2018-11-28 18:48:42,539 INFO L448 ceAbstractionStarter]: For program point L840-1(line 840) no Hoare annotation was computed. [2018-11-28 18:48:42,539 INFO L444 ceAbstractionStarter]: At program point L802-1(line 802) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~6 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 18:48:42,539 INFO L448 ceAbstractionStarter]: For program point L800(lines 800 807) no Hoare annotation was computed. [2018-11-28 18:48:42,539 INFO L448 ceAbstractionStarter]: For program point L800-1(lines 800 807) no Hoare annotation was computed. [2018-11-28 18:48:42,539 INFO L448 ceAbstractionStarter]: For program point L798(line 798) no Hoare annotation was computed. [2018-11-28 18:48:42,539 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 790 812) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 18:48:42,539 INFO L444 ceAbstractionStarter]: At program point L797(line 797) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 18:48:42,540 INFO L444 ceAbstractionStarter]: At program point L796(line 796) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 18:48:42,543 INFO L444 ceAbstractionStarter]: At program point L796-1(line 796) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 18:48:42,543 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 790 812) no Hoare annotation was computed. [2018-11-28 18:48:42,543 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 790 812) no Hoare annotation was computed. [2018-11-28 18:48:42,543 INFO L444 ceAbstractionStarter]: At program point L802(line 802) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~6 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 18:48:42,543 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 254 268) no Hoare annotation was computed. [2018-11-28 18:48:42,543 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 254 268) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse2 (< 2 ~waterLevel~0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 (not (= ~waterLevel~0 2)))) (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) .cse2) (or .cse1 .cse0 (not (= ~waterLevel~0 1))) (or .cse2 (or .cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) [2018-11-28 18:48:42,544 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 254 268) no Hoare annotation was computed. [2018-11-28 18:48:42,544 INFO L444 ceAbstractionStarter]: At program point L260(line 260) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= ~waterLevel~0 2))) (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0)) (or (< 1 ~waterLevel~0) (or .cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (or .cse0 (not (= ~waterLevel~0 1))))) [2018-11-28 18:48:42,544 INFO L448 ceAbstractionStarter]: For program point L258(lines 258 264) no Hoare annotation was computed. [2018-11-28 18:48:42,544 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 190 198) no Hoare annotation was computed. [2018-11-28 18:48:42,544 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 190 198) the Hoare annotation is: true [2018-11-28 18:48:42,544 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 190 198) no Hoare annotation was computed. [2018-11-28 18:48:42,544 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-11-28 18:48:42,544 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-11-28 18:48:42,544 INFO L444 ceAbstractionStarter]: At program point L784(line 784) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 18:48:42,544 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 779 789) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 18:48:42,544 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 779 789) no Hoare annotation was computed. [2018-11-28 18:48:42,544 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 779 789) no Hoare annotation was computed. [2018-11-28 18:48:42,544 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 171 178) the Hoare annotation is: (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) (< 2 ~waterLevel~0)) [2018-11-28 18:48:42,544 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 171 178) no Hoare annotation was computed. [2018-11-28 18:48:42,545 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 171 178) no Hoare annotation was computed. [2018-11-28 18:48:42,546 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 943 956) no Hoare annotation was computed. [2018-11-28 18:48:42,546 INFO L448 ceAbstractionStarter]: For program point L947(lines 947 953) no Hoare annotation was computed. [2018-11-28 18:48:42,546 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 943 956) the Hoare annotation is: true [2018-11-28 18:48:42,546 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 943 956) no Hoare annotation was computed. [2018-11-28 18:48:42,546 INFO L444 ceAbstractionStarter]: At program point L157(line 157) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< 1 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse3 (or .cse1 .cse2 .cse0)) (or .cse3 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) [2018-11-28 18:48:42,546 INFO L448 ceAbstractionStarter]: For program point L157-1(lines 138 162) no Hoare annotation was computed. [2018-11-28 18:48:42,546 INFO L444 ceAbstractionStarter]: At program point L152(line 152) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (let ((.cse2 (< 1 ~waterLevel~0)) (.cse1 (and (= processEnvironment_~tmp~0 0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) .cse3 .cse4))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 2))) (or .cse2 (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse4) (or .cse2 .cse1 .cse0)))) [2018-11-28 18:48:42,547 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 138 162) no Hoare annotation was computed. [2018-11-28 18:48:42,547 INFO L444 ceAbstractionStarter]: At program point L148(line 148) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (< 2 ~waterLevel~0) (and (= 2 ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))))) [2018-11-28 18:48:42,547 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 138 162) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse0 (or .cse4 .cse1 .cse2) .cse3) (or .cse3 .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))))) [2018-11-28 18:48:42,547 INFO L448 ceAbstractionStarter]: For program point L146(lines 146 154) no Hoare annotation was computed. [2018-11-28 18:48:42,547 INFO L444 ceAbstractionStarter]: At program point L144(line 144) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2) (or .cse0 (or .cse3 .cse1 .cse2) .cse4) (or .cse4 .cse2 (or .cse3 .cse1 (not (= ~waterLevel~0 2)))))) [2018-11-28 18:48:42,547 INFO L448 ceAbstractionStarter]: For program point L144-1(line 144) no Hoare annotation was computed. [2018-11-28 18:48:42,547 INFO L448 ceAbstractionStarter]: For program point L142(lines 142 159) no Hoare annotation was computed. [2018-11-28 18:48:42,547 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 130 136) no Hoare annotation was computed. [2018-11-28 18:48:42,548 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 130 136) the Hoare annotation is: true [2018-11-28 18:48:42,548 INFO L444 ceAbstractionStarter]: At program point L704(lines 657 706) the Hoare annotation is: (let ((.cse5 (= ~systemActive~0 0)) (.cse7 (<= ~waterLevel~0 1)) (.cse1 (= ~pumpRunning~0 1)) (.cse4 (= 0 ~pumpRunning~0)) (.cse0 (= 2 ~waterLevel~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0)) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse5 .cse4 .cse0 .cse3 .cse6) (and .cse4 .cse7 .cse2 .cse3 .cse6) (and .cse5 .cse4 .cse7 .cse3 .cse6) (not (= 0 |old(~pumpRunning~0)|)) (and .cse7 .cse1 .cse2 .cse3 .cse6) (and .cse4 .cse0 .cse2 .cse3 .cse6) (not (= |old(~waterLevel~0)| 1)))) [2018-11-28 18:48:42,548 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 647 714) 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 18:48:42,548 INFO L444 ceAbstractionStarter]: At program point L669(line 669) the Hoare annotation is: (let ((.cse4 (= ~systemActive~0 1)) (.cse9 (= 0 ~pumpRunning~0)) (.cse5 (= test_~splverifierCounter~0 0))) (let ((.cse3 (= ~pumpRunning~0 1)) (.cse1 (= 2 ~waterLevel~0)) (.cse7 (= ~systemActive~0 0)) (.cse6 (<= ~waterLevel~0 1)) (.cse8 (and .cse9 .cse5)) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (and .cse9 .cse4 .cse5))) (or (and .cse0 .cse1 .cse2) (and .cse1 .cse3 .cse4 .cse5) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse6 .cse3 .cse4 .cse5 .cse2) (and .cse0 .cse6 .cse2) (and .cse7 .cse1 .cse8 .cse2) (and .cse7 .cse6 .cse8 .cse2) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (= 1 ~waterLevel~0))))) [2018-11-28 18:48:42,548 INFO L448 ceAbstractionStarter]: For program point L667(lines 667 673) no Hoare annotation was computed. [2018-11-28 18:48:42,548 INFO L448 ceAbstractionStarter]: For program point L667-1(lines 667 673) no Hoare annotation was computed. [2018-11-28 18:48:42,548 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 647 714) no Hoare annotation was computed. [2018-11-28 18:48:42,548 INFO L448 ceAbstractionStarter]: For program point L659(lines 659 663) no Hoare annotation was computed. [2018-11-28 18:48:42,549 INFO L444 ceAbstractionStarter]: At program point L707(lines 656 708) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 18:48:42,549 INFO L444 ceAbstractionStarter]: At program point L697(line 697) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= 2 ~waterLevel~0) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1) .cse1) (and (<= ~waterLevel~0 1) (and .cse0 .cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))))) [2018-11-28 18:48:42,549 INFO L448 ceAbstractionStarter]: For program point L695(lines 695 701) no Hoare annotation was computed. [2018-11-28 18:48:42,549 INFO L444 ceAbstractionStarter]: At program point L695-1(lines 687 702) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 1)) (.cse4 (= 2 ~waterLevel~0)) (.cse5 (= 0 ~pumpRunning~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 1) .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse1 .cse2) (and .cse5 .cse4 .cse1 .cse2) (and .cse5 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (and (and .cse5 .cse2) (= ~systemActive~0 0) (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (and .cse5 (<= ~waterLevel~0 2) .cse1 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)))) [2018-11-28 18:48:42,549 INFO L448 ceAbstractionStarter]: For program point L658(lines 657 706) no Hoare annotation was computed. [2018-11-28 18:48:42,549 INFO L444 ceAbstractionStarter]: At program point L689(line 689) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse3 (= ~pumpRunning~0 1)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2) (and .cse1 .cse3 .cse2) (not (= |old(~waterLevel~0)| 1)) (and (<= ~waterLevel~0 1) (and .cse0 .cse2 .cse4)) (and (<= ~waterLevel~0 2) .cse3 .cse2 .cse4))) [2018-11-28 18:48:42,549 INFO L448 ceAbstractionStarter]: For program point L687(lines 687 702) no Hoare annotation was computed. [2018-11-28 18:48:42,550 INFO L444 ceAbstractionStarter]: At program point L679(line 679) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse6 (= 2 ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 1)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= ~waterLevel~0 1) .cse3 .cse1 .cse2 .cse4) (and (= ~systemActive~0 0) .cse0 .cse5 .cse2 .cse4) (and .cse0 .cse6 .cse1 .cse2) (and .cse0 .cse5 .cse1 .cse2 .cse4) (and .cse6 .cse3 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)))) [2018-11-28 18:48:42,555 INFO L448 ceAbstractionStarter]: For program point L677(lines 677 683) no Hoare annotation was computed. [2018-11-28 18:48:42,555 INFO L448 ceAbstractionStarter]: For program point L677-1(lines 677 683) no Hoare annotation was computed. [2018-11-28 18:48:42,555 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 647 714) no Hoare annotation was computed. [2018-11-28 18:48:42,555 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:48:42,555 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-28 18:48:42,555 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:48:42,555 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 163 170) no Hoare annotation was computed. [2018-11-28 18:48:42,555 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 163 170) no Hoare annotation was computed. [2018-11-28 18:48:42,556 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 163 170) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-28 18:48:42,556 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 934 942) the Hoare annotation is: true [2018-11-28 18:48:42,556 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 934 942) no Hoare annotation was computed. [2018-11-28 18:48:42,556 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 934 942) no Hoare annotation was computed. [2018-11-28 18:48:42,556 INFO L448 ceAbstractionStarter]: For program point L242-1(line 242) no Hoare annotation was computed. [2018-11-28 18:48:42,556 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 235 253) no Hoare annotation was computed. [2018-11-28 18:48:42,556 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 235 253) the Hoare annotation is: true [2018-11-28 18:48:42,556 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 235 253) no Hoare annotation was computed. [2018-11-28 18:48:42,556 INFO L448 ceAbstractionStarter]: For program point L244(lines 244 248) no Hoare annotation was computed. [2018-11-28 18:48:42,556 INFO L451 ceAbstractionStarter]: At program point L242(line 242) the Hoare annotation is: true [2018-11-28 18:48:42,556 INFO L448 ceAbstractionStarter]: For program point L244-2(lines 244 248) no Hoare annotation was computed. [2018-11-28 18:48:42,557 INFO L448 ceAbstractionStarter]: For program point L894-1(lines 890 901) no Hoare annotation was computed. [2018-11-28 18:48:42,561 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 890 901) the Hoare annotation is: true [2018-11-28 18:48:42,562 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 890 901) no Hoare annotation was computed. [2018-11-28 18:48:42,562 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 717 746) no Hoare annotation was computed. [2018-11-28 18:48:42,562 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 717 746) the Hoare annotation is: true [2018-11-28 18:48:42,562 INFO L448 ceAbstractionStarter]: For program point L731(lines 731 735) no Hoare annotation was computed. [2018-11-28 18:48:42,562 INFO L451 ceAbstractionStarter]: At program point L731-1(lines 731 735) the Hoare annotation is: true [2018-11-28 18:48:42,562 INFO L448 ceAbstractionStarter]: For program point L728(line 728) no Hoare annotation was computed. [2018-11-28 18:48:42,562 INFO L451 ceAbstractionStarter]: At program point L727-2(lines 727 741) the Hoare annotation is: true [2018-11-28 18:48:42,562 INFO L451 ceAbstractionStarter]: At program point L723(line 723) the Hoare annotation is: true [2018-11-28 18:48:42,562 INFO L448 ceAbstractionStarter]: For program point L723-1(line 723) no Hoare annotation was computed. [2018-11-28 18:48:42,562 INFO L451 ceAbstractionStarter]: At program point L742(lines 717 746) the Hoare annotation is: true [2018-11-28 18:48:42,563 INFO L448 ceAbstractionStarter]: For program point L738(line 738) no Hoare annotation was computed. [2018-11-28 18:48:42,563 INFO L444 ceAbstractionStarter]: At program point L119(line 119) the Hoare annotation is: (let ((.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= ~pumpRunning~0 1)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse6 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) (<= ~waterLevel~0 1) .cse2 .cse5)) (.cse1 (< 1 |old(~waterLevel~0)|)) (.cse9 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse11 (and (= 0 ~pumpRunning~0) .cse3 .cse5)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse8 (not (= ~systemActive~0 1))) (.cse10 (not (= |old(~waterLevel~0)| 2))) (.cse7 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (not (= ~systemActive~0 0)) (< 2 |old(~waterLevel~0)|) .cse0) (or .cse1 (and .cse2 .cse3 .cse4 .cse5) .cse6 .cse7 .cse8 .cse9) (or .cse6 .cse7 .cse8 .cse10) (or .cse1 (or .cse0 .cse8 .cse9) .cse11) (or (or .cse0 .cse8 .cse10) .cse11) (or .cse0 .cse8 .cse11 .cse4) (or (= 1 ~waterLevel~0) (or (or .cse8 .cse10) .cse7))))) [2018-11-28 18:48:42,563 INFO L444 ceAbstractionStarter]: At program point L117(lines 117 123) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse8 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse9 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) (<= ~waterLevel~0 1) .cse4 .cse8)) (.cse6 (< 1 |old(~waterLevel~0)|)) (.cse11 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (and (= 0 ~pumpRunning~0) .cse5 .cse8)) (.cse7 (not (= |old(~waterLevel~0)| 1))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse10 (not (= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 .cse3) (and .cse4 .cse5)) (or .cse6 (and .cse4 .cse5 .cse7 .cse8) .cse9 .cse10 .cse2 .cse11) (or .cse0 (not (= ~systemActive~0 0)) (< 2 |old(~waterLevel~0)|) .cse1) (or .cse9 .cse10 .cse2 .cse3) (or .cse6 (or .cse1 .cse2 .cse11) .cse0) (or .cse1 .cse2 .cse0 .cse7) (or (= 1 ~waterLevel~0) (or (or .cse2 .cse3) .cse10))))) [2018-11-28 18:48:42,563 INFO L444 ceAbstractionStarter]: At program point L112(line 112) the Hoare annotation is: (let ((.cse6 (and (= ~pumpRunning~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse5 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse0 (< 2 |old(~waterLevel~0)|))) (and (or (not (= ~systemActive~0 0)) .cse0 .cse1) (or .cse1 .cse2 .cse3) (or .cse1 .cse2 (not (= |old(~waterLevel~0)| 1))) (or (< 1 |old(~waterLevel~0)|) .cse4 .cse2 .cse5 .cse6) (or .cse6 (or (or .cse2 .cse3) .cse4)) (or (or .cse1 .cse2 .cse5) .cse0))) [2018-11-28 18:48:42,563 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 103 129) the Hoare annotation is: (let ((.cse13 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))) (let ((.cse5 (or .cse6 .cse2 .cse3)) (.cse9 (< 1 |old(~waterLevel~0)|)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse10 (and (= ~pumpRunning~0 1) .cse13)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse11 (not (= |old(~waterLevel~0)| 2))) (.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse12 (not (= ~systemActive~0 0))) (.cse0 (< 2 |old(~waterLevel~0)|)) (.cse7 (and (= 0 ~pumpRunning~0) .cse13))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse4) (or .cse6 .cse2 .cse7 .cse8) (or .cse9 .cse5 .cse7) (or .cse10 (or (or .cse2 .cse11) .cse1)) (or .cse9 .cse1 .cse2 .cse3 .cse10) (or .cse4 .cse12 (or .cse6 .cse3) .cse0) (or .cse7 (or .cse6 .cse2 .cse11)) (or (< |old(~switchedOnBeforeTS~0)| 1) .cse6 .cse12 (<= 1 ~switchedOnBeforeTS~0) .cse8) (or .cse12 .cse0 .cse7 .cse6)))) [2018-11-28 18:48:42,564 INFO L448 ceAbstractionStarter]: For program point L110(lines 106 128) no Hoare annotation was computed. [2018-11-28 18:48:42,564 INFO L448 ceAbstractionStarter]: For program point L108(lines 106 128) no Hoare annotation was computed. [2018-11-28 18:48:42,564 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 103 129) no Hoare annotation was computed. [2018-11-28 18:48:42,564 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 103 129) no Hoare annotation was computed. [2018-11-28 18:48:42,564 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 866 877) the Hoare annotation is: (or (< 2 |old(~waterLevel~0)|) (not (= ~systemActive~0 1)) (not (= 1 ~pumpRunning~0)) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-28 18:48:42,564 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 866 877) no Hoare annotation was computed. [2018-11-28 18:48:42,564 INFO L448 ceAbstractionStarter]: For program point L870-1(lines 866 877) no Hoare annotation was computed. [2018-11-28 18:48:42,564 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 771 777) no Hoare annotation was computed. [2018-11-28 18:48:42,564 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 771 777) the Hoare annotation is: true [2018-11-28 18:48:42,564 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:48:42,565 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 18:48:42,570 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 18:48:42,570 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:48:42,570 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 269 276) no Hoare annotation was computed. [2018-11-28 18:48:42,570 INFO L451 ceAbstractionStarter]: At program point startSystemENTRY(lines 269 276) the Hoare annotation is: true [2018-11-28 18:48:42,570 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 269 276) no Hoare annotation was computed. [2018-11-28 18:48:42,570 INFO L448 ceAbstractionStarter]: For program point L882-1(lines 878 889) no Hoare annotation was computed. [2018-11-28 18:48:42,570 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 878 889) no Hoare annotation was computed. [2018-11-28 18:48:42,570 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 878 889) the Hoare annotation is: (let ((.cse4 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= ~systemActive~0 1)))) (let ((.cse5 (or .cse4 .cse7)) (.cse1 (not (= ~systemActive~0 0))) (.cse6 (not (= |old(~waterLevel~0)| 2))) (.cse0 (< 1 |old(~waterLevel~0)|)) (.cse8 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse3 .cse2 .cse6) (or .cse7 .cse8 .cse3 .cse6) (or (or .cse4 .cse7 (not (= |old(~waterLevel~0)| 1))) .cse3) (or .cse0 .cse5 .cse2 .cse3) (or .cse3 .cse1 .cse2 .cse4 .cse6) (or .cse0 .cse7 .cse8 .cse2 .cse3)))) [2018-11-28 18:48:42,571 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 78 85) no Hoare annotation was computed. [2018-11-28 18:48:42,571 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2018-11-28 18:48:42,571 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 78 85) the Hoare annotation is: true [2018-11-28 18:48:42,571 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 78 85) no Hoare annotation was computed. [2018-11-28 18:48:42,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 06:48:42 BoogieIcfgContainer [2018-11-28 18:48:42,601 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 18:48:42,603 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 18:48:42,603 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 18:48:42,603 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 18:48:42,605 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:48:05" (3/4) ... [2018-11-28 18:48:42,610 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 18:48:42,620 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 18:48:42,620 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 18:48:42,621 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-28 18:48:42,621 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-28 18:48:42,621 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-28 18:48:42,621 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 18:48:42,621 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-28 18:48:42,621 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 18:48:42,621 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 18:48:42,621 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 18:48:42,621 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 18:48:42,621 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 18:48:42,621 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 18:48:42,622 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 18:48:42,625 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 18:48:42,625 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 18:48:42,625 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 18:48:42,625 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-28 18:48:42,625 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 18:48:42,625 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 18:48:42,625 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 18:48:42,626 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 18:48:42,628 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 18:48:42,628 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 18:48:42,628 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-28 18:48:42,628 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 18:48:42,628 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 18:48:42,639 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2018-11-28 18:48:42,640 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-28 18:48:42,641 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 18:48:42,642 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-28 18:48:42,643 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 18:48:42,643 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 18:48:42,680 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) || (((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || ((((systemActive == 0 && 0 == pumpRunning) && 2 == waterLevel) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((systemActive == 0 && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(0 == \old(pumpRunning))) || ((((waterLevel <= 1 && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) [2018-11-28 18:48:42,680 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-28 18:48:42,741 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 18:48:42,741 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 18:48:42,742 INFO L168 Benchmark]: Toolchain (without parser) took 39632.92 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 407.9 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -114.9 MB). Peak memory consumption was 292.9 MB. Max. memory is 11.5 GB. [2018-11-28 18:48:42,742 INFO L168 Benchmark]: CDTParser took 0.16 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 18:48:42,744 INFO L168 Benchmark]: CACSL2BoogieTranslator took 840.86 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 64.5 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -110.0 MB). Peak memory consumption was 39.2 MB. Max. memory is 11.5 GB. [2018-11-28 18:48:42,744 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.46 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2018-11-28 18:48:42,745 INFO L168 Benchmark]: Boogie Preprocessor took 64.09 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 18:48:42,746 INFO L168 Benchmark]: RCFGBuilder took 1257.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 48.0 MB). Peak memory consumption was 48.0 MB. Max. memory is 11.5 GB. [2018-11-28 18:48:42,746 INFO L168 Benchmark]: TraceAbstraction took 37282.74 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 343.4 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -79.3 MB). Peak memory consumption was 536.3 MB. Max. memory is 11.5 GB. [2018-11-28 18:48:42,748 INFO L168 Benchmark]: Witness Printer took 137.99 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2018-11-28 18:48:42,751 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 840.86 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 64.5 MB). Free memory was 947.3 MB in the beginning and 1.1 GB in the end (delta: -110.0 MB). Peak memory consumption was 39.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.46 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 64.09 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1257.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 48.0 MB). Peak memory consumption was 48.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 37282.74 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 343.4 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -79.3 MB). Peak memory consumption was 536.3 MB. Max. memory is 11.5 GB. * Witness Printer took 137.99 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 82]: 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: 717]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: (((((((((((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) || (((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || ((((systemActive == 0 && 0 == pumpRunning) && 2 == waterLevel) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((systemActive == 0 && 0 == pumpRunning) && waterLevel <= 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(0 == \old(pumpRunning))) || ((((waterLevel <= 1 && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 28 procedures, 141 locations, 1 error locations. SAFE Result, 37.1s OverallTime, 11 OverallIterations, 6 TraceHistogramMax, 19.9s AutomataDifference, 0.0s DeadEndRemovalTime, 10.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 1996 SDtfs, 1714 SDslu, 6125 SDs, 0 SdLazy, 4976 SolverSat, 759 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 579 GetRequests, 457 SyntacticMatches, 4 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 477 ImplicationChecksByTransitivity, 5.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1484occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 11 MinimizatonAttempts, 736 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 2662 PreInvPairs, 3013 NumberOfFragments, 2489 HoareAnnotationTreeSize, 2662 FomulaSimplifications, 30334 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 58 FomulaSimplificationsInter, 20986 FormulaSimplificationTreeSizeReductionInter, 9.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 1684 NumberOfCodeBlocks, 1684 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1671 ConstructedInterpolants, 0 QuantifiedInterpolants, 437633 SizeOfPredicates, 10 NumberOfNonLiveVariables, 2092 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 13 InterpolantComputations, 9 PerfectInterpolantSequences, 1053/1089 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...