./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product46_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9a97e9b5-283b-46db-8fbb-cc184f03ef44/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9a97e9b5-283b-46db-8fbb-cc184f03ef44/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9a97e9b5-283b-46db-8fbb-cc184f03ef44/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9a97e9b5-283b-46db-8fbb-cc184f03ef44/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product46_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9a97e9b5-283b-46db-8fbb-cc184f03ef44/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9a97e9b5-283b-46db-8fbb-cc184f03ef44/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 484c358b13fd8def6bfbf41b26d96fd32414391c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 13:32:47,209 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 13:32:47,210 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 13:32:47,218 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 13:32:47,219 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 13:32:47,219 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 13:32:47,220 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 13:32:47,221 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 13:32:47,221 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 13:32:47,222 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 13:32:47,222 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 13:32:47,222 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 13:32:47,223 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 13:32:47,223 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 13:32:47,224 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 13:32:47,224 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 13:32:47,225 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 13:32:47,226 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 13:32:47,227 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 13:32:47,228 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 13:32:47,229 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 13:32:47,230 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 13:32:47,231 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 13:32:47,231 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 13:32:47,231 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 13:32:47,232 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 13:32:47,233 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 13:32:47,233 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 13:32:47,233 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 13:32:47,234 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 13:32:47,234 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 13:32:47,234 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 13:32:47,234 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 13:32:47,235 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 13:32:47,235 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 13:32:47,235 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 13:32:47,235 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9a97e9b5-283b-46db-8fbb-cc184f03ef44/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 13:32:47,245 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 13:32:47,245 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 13:32:47,246 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 13:32:47,246 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 13:32:47,246 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 13:32:47,247 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 13:32:47,247 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 13:32:47,247 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 13:32:47,247 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 13:32:47,247 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 13:32:47,247 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 13:32:47,247 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 13:32:47,248 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 13:32:47,248 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 13:32:47,248 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 13:32:47,248 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 13:32:47,248 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 13:32:47,248 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 13:32:47,248 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 13:32:47,249 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 13:32:47,249 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 13:32:47,249 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 13:32:47,249 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 13:32:47,249 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 13:32:47,249 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 13:32:47,250 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 13:32:47,250 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 13:32:47,250 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 13:32:47,250 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 13:32:47,250 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 13:32:47,250 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_9a97e9b5-283b-46db-8fbb-cc184f03ef44/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 484c358b13fd8def6bfbf41b26d96fd32414391c [2018-11-28 13:32:47,275 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 13:32:47,283 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 13:32:47,285 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 13:32:47,286 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 13:32:47,286 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 13:32:47,286 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9a97e9b5-283b-46db-8fbb-cc184f03ef44/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product46_true-unreach-call_false-termination.cil.c [2018-11-28 13:32:47,323 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9a97e9b5-283b-46db-8fbb-cc184f03ef44/bin-2019/uautomizer/data/c5b5067b3/25098ea422ab4dccbceb4fc319a1c631/FLAG1971ea2e4 [2018-11-28 13:32:47,672 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 13:32:47,673 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9a97e9b5-283b-46db-8fbb-cc184f03ef44/sv-benchmarks/c/product-lines/minepump_spec5_product46_true-unreach-call_false-termination.cil.c [2018-11-28 13:32:47,679 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9a97e9b5-283b-46db-8fbb-cc184f03ef44/bin-2019/uautomizer/data/c5b5067b3/25098ea422ab4dccbceb4fc319a1c631/FLAG1971ea2e4 [2018-11-28 13:32:47,688 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9a97e9b5-283b-46db-8fbb-cc184f03ef44/bin-2019/uautomizer/data/c5b5067b3/25098ea422ab4dccbceb4fc319a1c631 [2018-11-28 13:32:47,691 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 13:32:47,692 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 13:32:47,693 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 13:32:47,693 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 13:32:47,696 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 13:32:47,697 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:32:47" (1/1) ... [2018-11-28 13:32:47,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d835ca2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:32:47, skipping insertion in model container [2018-11-28 13:32:47,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:32:47" (1/1) ... [2018-11-28 13:32:47,705 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 13:32:47,734 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 13:32:47,925 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:32:47,976 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 13:32:48,030 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:32:48,048 INFO L195 MainTranslator]: Completed translation [2018-11-28 13:32:48,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:32:48 WrapperNode [2018-11-28 13:32:48,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 13:32:48,049 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 13:32:48,049 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 13:32:48,049 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 13:32:48,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:32:48" (1/1) ... [2018-11-28 13:32:48,065 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:32:48" (1/1) ... [2018-11-28 13:32:48,073 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 13:32:48,073 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 13:32:48,073 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 13:32:48,074 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 13:32:48,081 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:32:48" (1/1) ... [2018-11-28 13:32:48,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:32:48" (1/1) ... [2018-11-28 13:32:48,084 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:32:48" (1/1) ... [2018-11-28 13:32:48,084 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:32:48" (1/1) ... [2018-11-28 13:32:48,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:32:48" (1/1) ... [2018-11-28 13:32:48,098 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:32:48" (1/1) ... [2018-11-28 13:32:48,101 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:32:48" (1/1) ... [2018-11-28 13:32:48,103 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 13:32:48,104 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 13:32:48,104 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 13:32:48,104 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 13:32:48,105 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:32:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9a97e9b5-283b-46db-8fbb-cc184f03ef44/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 13:32:48,144 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 13:32:48,144 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 13:32:48,144 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 13:32:48,144 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 13:32:48,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 13:32:48,145 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 13:32:48,145 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 13:32:48,145 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 13:32:48,145 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 13:32:48,145 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 13:32:48,145 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 13:32:48,145 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 13:32:48,145 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 13:32:48,145 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 13:32:48,146 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 13:32:48,146 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 13:32:48,146 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 13:32:48,146 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 13:32:48,146 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 13:32:48,146 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-28 13:32:48,146 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-28 13:32:48,146 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 13:32:48,146 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 13:32:48,147 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 13:32:48,147 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 13:32:48,147 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 13:32:48,147 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 13:32:48,147 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 13:32:48,147 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 13:32:48,147 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-28 13:32:48,147 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-28 13:32:48,147 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 13:32:48,148 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 13:32:48,148 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 13:32:48,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 13:32:48,148 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 13:32:48,148 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 13:32:48,148 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-28 13:32:48,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-28 13:32:48,148 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-28 13:32:48,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-28 13:32:48,149 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-28 13:32:48,149 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-28 13:32:48,149 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 13:32:48,149 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 13:32:48,149 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 13:32:48,149 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 13:32:48,149 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 13:32:48,149 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 13:32:48,149 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-28 13:32:48,150 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-28 13:32:48,150 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 13:32:48,150 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 13:32:48,150 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-28 13:32:48,150 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-28 13:32:48,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 13:32:48,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 13:32:48,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 13:32:48,150 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 13:32:48,151 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 13:32:48,151 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 13:32:48,151 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 13:32:48,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 13:32:48,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 13:32:48,531 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 13:32:48,531 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 13:32:48,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:32:48 BoogieIcfgContainer [2018-11-28 13:32:48,532 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 13:32:48,533 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 13:32:48,533 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 13:32:48,535 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 13:32:48,535 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 01:32:47" (1/3) ... [2018-11-28 13:32:48,536 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24f91927 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:32:48, skipping insertion in model container [2018-11-28 13:32:48,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:32:48" (2/3) ... [2018-11-28 13:32:48,536 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24f91927 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:32:48, skipping insertion in model container [2018-11-28 13:32:48,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:32:48" (3/3) ... [2018-11-28 13:32:48,538 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product46_true-unreach-call_false-termination.cil.c [2018-11-28 13:32:48,546 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 13:32:48,552 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 13:32:48,564 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 13:32:48,589 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 13:32:48,589 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 13:32:48,589 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 13:32:48,590 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 13:32:48,590 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 13:32:48,590 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 13:32:48,590 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 13:32:48,590 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 13:32:48,590 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 13:32:48,606 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states. [2018-11-28 13:32:48,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-28 13:32:48,614 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:32:48,614 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 13:32:48,616 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:32:48,621 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:32:48,621 INFO L82 PathProgramCache]: Analyzing trace with hash -2010089122, now seen corresponding path program 1 times [2018-11-28 13:32:48,622 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:32:48,622 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:32:48,650 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:48,650 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:32:48,650 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:48,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:32:48,805 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 13:32:48,807 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:32:48,808 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 13:32:48,811 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 13:32:48,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 13:32:48,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 13:32:48,824 INFO L87 Difference]: Start difference. First operand 160 states. Second operand 2 states. [2018-11-28 13:32:48,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:32:48,857 INFO L93 Difference]: Finished difference Result 290 states and 357 transitions. [2018-11-28 13:32:48,857 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 13:32:48,858 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-28 13:32:48,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:32:48,866 INFO L225 Difference]: With dead ends: 290 [2018-11-28 13:32:48,866 INFO L226 Difference]: Without dead ends: 147 [2018-11-28 13:32:48,869 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 13:32:48,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2018-11-28 13:32:48,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2018-11-28 13:32:48,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2018-11-28 13:32:48,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 172 transitions. [2018-11-28 13:32:48,901 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 172 transitions. Word has length 59 [2018-11-28 13:32:48,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:32:48,901 INFO L480 AbstractCegarLoop]: Abstraction has 147 states and 172 transitions. [2018-11-28 13:32:48,901 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 13:32:48,902 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 172 transitions. [2018-11-28 13:32:48,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-28 13:32:48,904 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:32:48,904 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 13:32:48,904 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:32:48,905 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:32:48,905 INFO L82 PathProgramCache]: Analyzing trace with hash -1718304000, now seen corresponding path program 1 times [2018-11-28 13:32:48,905 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:32:48,905 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:32:48,906 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:48,906 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:32:48,906 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:48,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:32:48,997 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 13:32:48,998 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:32:48,998 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 13:32:48,999 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 13:32:48,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 13:32:49,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 13:32:49,000 INFO L87 Difference]: Start difference. First operand 147 states and 172 transitions. Second operand 3 states. [2018-11-28 13:32:49,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:32:49,018 INFO L93 Difference]: Finished difference Result 235 states and 275 transitions. [2018-11-28 13:32:49,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 13:32:49,019 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-28 13:32:49,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:32:49,020 INFO L225 Difference]: With dead ends: 235 [2018-11-28 13:32:49,020 INFO L226 Difference]: Without dead ends: 138 [2018-11-28 13:32:49,021 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 13:32:49,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2018-11-28 13:32:49,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2018-11-28 13:32:49,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2018-11-28 13:32:49,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 160 transitions. [2018-11-28 13:32:49,033 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 160 transitions. Word has length 60 [2018-11-28 13:32:49,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:32:49,033 INFO L480 AbstractCegarLoop]: Abstraction has 138 states and 160 transitions. [2018-11-28 13:32:49,033 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 13:32:49,033 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 160 transitions. [2018-11-28 13:32:49,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-28 13:32:49,035 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:32:49,035 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 13:32:49,035 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:32:49,035 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:32:49,035 INFO L82 PathProgramCache]: Analyzing trace with hash 1246984542, now seen corresponding path program 1 times [2018-11-28 13:32:49,036 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:32:49,036 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:32:49,036 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:49,036 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:32:49,037 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:49,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:32:49,147 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 13:32:49,147 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:32:49,147 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 13:32:49,147 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 13:32:49,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 13:32:49,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 13:32:49,148 INFO L87 Difference]: Start difference. First operand 138 states and 160 transitions. Second operand 7 states. [2018-11-28 13:32:49,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:32:49,377 INFO L93 Difference]: Finished difference Result 248 states and 293 transitions. [2018-11-28 13:32:49,377 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 13:32:49,377 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-11-28 13:32:49,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:32:49,379 INFO L225 Difference]: With dead ends: 248 [2018-11-28 13:32:49,379 INFO L226 Difference]: Without dead ends: 138 [2018-11-28 13:32:49,380 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 13:32:49,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2018-11-28 13:32:49,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2018-11-28 13:32:49,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2018-11-28 13:32:49,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 159 transitions. [2018-11-28 13:32:49,391 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 159 transitions. Word has length 65 [2018-11-28 13:32:49,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:32:49,392 INFO L480 AbstractCegarLoop]: Abstraction has 138 states and 159 transitions. [2018-11-28 13:32:49,392 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 13:32:49,392 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 159 transitions. [2018-11-28 13:32:49,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-28 13:32:49,394 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:32:49,394 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] [2018-11-28 13:32:49,395 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:32:49,395 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:32:49,395 INFO L82 PathProgramCache]: Analyzing trace with hash -192579953, now seen corresponding path program 1 times [2018-11-28 13:32:49,395 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:32:49,395 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:32:49,396 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:49,396 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:32:49,396 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:49,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:32:49,483 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 13:32:49,483 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:32:49,483 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 13:32:49,483 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 13:32:49,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 13:32:49,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 13:32:49,484 INFO L87 Difference]: Start difference. First operand 138 states and 159 transitions. Second operand 5 states. [2018-11-28 13:32:49,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:32:49,810 INFO L93 Difference]: Finished difference Result 364 states and 436 transitions. [2018-11-28 13:32:49,811 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 13:32:49,811 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 78 [2018-11-28 13:32:49,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:32:49,813 INFO L225 Difference]: With dead ends: 364 [2018-11-28 13:32:49,813 INFO L226 Difference]: Without dead ends: 254 [2018-11-28 13:32:49,814 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-28 13:32:49,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2018-11-28 13:32:49,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 235. [2018-11-28 13:32:49,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 235 states. [2018-11-28 13:32:49,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 267 transitions. [2018-11-28 13:32:49,835 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 267 transitions. Word has length 78 [2018-11-28 13:32:49,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:32:49,835 INFO L480 AbstractCegarLoop]: Abstraction has 235 states and 267 transitions. [2018-11-28 13:32:49,835 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 13:32:49,835 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 267 transitions. [2018-11-28 13:32:49,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-28 13:32:49,837 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:32:49,837 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 13:32:49,837 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:32:49,837 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:32:49,837 INFO L82 PathProgramCache]: Analyzing trace with hash 1015296357, now seen corresponding path program 1 times [2018-11-28 13:32:49,837 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:32:49,837 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:32:49,838 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:49,838 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:32:49,838 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:49,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:32:49,914 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 13:32:49,914 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:32:49,914 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 13:32:49,915 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 13:32:49,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 13:32:49,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 13:32:49,915 INFO L87 Difference]: Start difference. First operand 235 states and 267 transitions. Second operand 7 states. [2018-11-28 13:32:50,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:32:50,258 INFO L93 Difference]: Finished difference Result 460 states and 539 transitions. [2018-11-28 13:32:50,259 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 13:32:50,259 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 92 [2018-11-28 13:32:50,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:32:50,261 INFO L225 Difference]: With dead ends: 460 [2018-11-28 13:32:50,261 INFO L226 Difference]: Without dead ends: 253 [2018-11-28 13:32:50,262 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-28 13:32:50,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2018-11-28 13:32:50,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 234. [2018-11-28 13:32:50,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2018-11-28 13:32:50,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 264 transitions. [2018-11-28 13:32:50,280 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 264 transitions. Word has length 92 [2018-11-28 13:32:50,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:32:50,280 INFO L480 AbstractCegarLoop]: Abstraction has 234 states and 264 transitions. [2018-11-28 13:32:50,280 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 13:32:50,280 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 264 transitions. [2018-11-28 13:32:50,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-28 13:32:50,282 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:32:50,282 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:32:50,282 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:32:50,282 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:32:50,282 INFO L82 PathProgramCache]: Analyzing trace with hash 1693278018, now seen corresponding path program 1 times [2018-11-28 13:32:50,283 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:32:50,283 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:32:50,283 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:50,283 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:32:50,284 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:50,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:32:50,342 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 13:32:50,343 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:32:50,343 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 13:32:50,343 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 13:32:50,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 13:32:50,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 13:32:50,344 INFO L87 Difference]: Start difference. First operand 234 states and 264 transitions. Second operand 6 states. [2018-11-28 13:32:50,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:32:50,374 INFO L93 Difference]: Finished difference Result 447 states and 516 transitions. [2018-11-28 13:32:50,375 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 13:32:50,375 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 108 [2018-11-28 13:32:50,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:32:50,377 INFO L225 Difference]: With dead ends: 447 [2018-11-28 13:32:50,377 INFO L226 Difference]: Without dead ends: 241 [2018-11-28 13:32:50,378 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 13:32:50,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2018-11-28 13:32:50,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 239. [2018-11-28 13:32:50,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 239 states. [2018-11-28 13:32:50,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 269 transitions. [2018-11-28 13:32:50,391 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 269 transitions. Word has length 108 [2018-11-28 13:32:50,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:32:50,392 INFO L480 AbstractCegarLoop]: Abstraction has 239 states and 269 transitions. [2018-11-28 13:32:50,392 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 13:32:50,392 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 269 transitions. [2018-11-28 13:32:50,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-28 13:32:50,393 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:32:50,393 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:32:50,393 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:32:50,393 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:32:50,394 INFO L82 PathProgramCache]: Analyzing trace with hash -673416576, now seen corresponding path program 1 times [2018-11-28 13:32:50,394 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:32:50,394 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:32:50,394 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:50,394 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:32:50,395 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:50,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:32:50,464 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 13:32:50,464 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:32:50,464 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 13:32:50,465 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 13:32:50,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 13:32:50,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 13:32:50,465 INFO L87 Difference]: Start difference. First operand 239 states and 269 transitions. Second operand 8 states. [2018-11-28 13:32:50,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:32:50,486 INFO L93 Difference]: Finished difference Result 457 states and 527 transitions. [2018-11-28 13:32:50,486 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 13:32:50,486 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 108 [2018-11-28 13:32:50,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:32:50,488 INFO L225 Difference]: With dead ends: 457 [2018-11-28 13:32:50,488 INFO L226 Difference]: Without dead ends: 246 [2018-11-28 13:32:50,488 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 13:32:50,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2018-11-28 13:32:50,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 243. [2018-11-28 13:32:50,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 243 states. [2018-11-28 13:32:50,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 273 transitions. [2018-11-28 13:32:50,499 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 273 transitions. Word has length 108 [2018-11-28 13:32:50,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:32:50,500 INFO L480 AbstractCegarLoop]: Abstraction has 243 states and 273 transitions. [2018-11-28 13:32:50,500 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 13:32:50,500 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 273 transitions. [2018-11-28 13:32:50,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-28 13:32:50,501 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:32:50,501 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:32:50,501 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:32:50,501 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:32:50,501 INFO L82 PathProgramCache]: Analyzing trace with hash -913956705, now seen corresponding path program 1 times [2018-11-28 13:32:50,501 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:32:50,502 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:32:50,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:50,502 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:32:50,502 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:50,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:32:50,569 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 13:32:50,569 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:32:50,569 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 13:32:50,570 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 13:32:50,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 13:32:50,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 13:32:50,570 INFO L87 Difference]: Start difference. First operand 243 states and 273 transitions. Second operand 4 states. [2018-11-28 13:32:50,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:32:50,722 INFO L93 Difference]: Finished difference Result 695 states and 818 transitions. [2018-11-28 13:32:50,723 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 13:32:50,723 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 108 [2018-11-28 13:32:50,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:32:50,724 INFO L225 Difference]: With dead ends: 695 [2018-11-28 13:32:50,724 INFO L226 Difference]: Without dead ends: 480 [2018-11-28 13:32:50,725 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 13:32:50,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480 states. [2018-11-28 13:32:50,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 471. [2018-11-28 13:32:50,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 471 states. [2018-11-28 13:32:50,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 471 states and 544 transitions. [2018-11-28 13:32:50,748 INFO L78 Accepts]: Start accepts. Automaton has 471 states and 544 transitions. Word has length 108 [2018-11-28 13:32:50,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:32:50,748 INFO L480 AbstractCegarLoop]: Abstraction has 471 states and 544 transitions. [2018-11-28 13:32:50,748 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 13:32:50,748 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 544 transitions. [2018-11-28 13:32:50,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-28 13:32:50,749 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:32:50,750 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:32:50,750 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:32:50,750 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:32:50,750 INFO L82 PathProgramCache]: Analyzing trace with hash 49933465, now seen corresponding path program 1 times [2018-11-28 13:32:50,750 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:32:50,750 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:32:50,751 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:50,751 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:32:50,751 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:50,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:32:50,856 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 13:32:50,856 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:32:50,856 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 13:32:50,856 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 13:32:50,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 13:32:50,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-28 13:32:50,857 INFO L87 Difference]: Start difference. First operand 471 states and 544 transitions. Second operand 9 states. [2018-11-28 13:32:51,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:32:51,461 INFO L93 Difference]: Finished difference Result 1244 states and 1500 transitions. [2018-11-28 13:32:51,465 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-28 13:32:51,466 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 112 [2018-11-28 13:32:51,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:32:51,469 INFO L225 Difference]: With dead ends: 1244 [2018-11-28 13:32:51,470 INFO L226 Difference]: Without dead ends: 873 [2018-11-28 13:32:51,471 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-28 13:32:51,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 873 states. [2018-11-28 13:32:51,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 873 to 792. [2018-11-28 13:32:51,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 792 states. [2018-11-28 13:32:51,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 792 states and 904 transitions. [2018-11-28 13:32:51,517 INFO L78 Accepts]: Start accepts. Automaton has 792 states and 904 transitions. Word has length 112 [2018-11-28 13:32:51,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:32:51,517 INFO L480 AbstractCegarLoop]: Abstraction has 792 states and 904 transitions. [2018-11-28 13:32:51,517 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 13:32:51,517 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 904 transitions. [2018-11-28 13:32:51,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-28 13:32:51,519 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:32:51,519 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:32:51,520 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:32:51,520 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:32:51,520 INFO L82 PathProgramCache]: Analyzing trace with hash 171845945, now seen corresponding path program 1 times [2018-11-28 13:32:51,520 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:32:51,520 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:32:51,521 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:51,521 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:32:51,521 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:51,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:32:51,643 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-28 13:32:51,643 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 13:32:51,643 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9a97e9b5-283b-46db-8fbb-cc184f03ef44/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 13:32:51,656 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:32:51,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:32:51,783 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:32:51,924 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 36 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:32:51,951 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 13:32:51,951 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-28 13:32:51,952 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-28 13:32:51,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-28 13:32:51,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-28 13:32:51,952 INFO L87 Difference]: Start difference. First operand 792 states and 904 transitions. Second operand 16 states. [2018-11-28 13:32:52,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:32:52,674 INFO L93 Difference]: Finished difference Result 1796 states and 2127 transitions. [2018-11-28 13:32:52,674 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-11-28 13:32:52,674 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 172 [2018-11-28 13:32:52,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:32:52,677 INFO L225 Difference]: With dead ends: 1796 [2018-11-28 13:32:52,677 INFO L226 Difference]: Without dead ends: 1102 [2018-11-28 13:32:52,679 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=155, Invalid=775, Unknown=0, NotChecked=0, Total=930 [2018-11-28 13:32:52,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1102 states. [2018-11-28 13:32:52,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1102 to 958. [2018-11-28 13:32:52,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 958 states. [2018-11-28 13:32:52,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 958 states and 1104 transitions. [2018-11-28 13:32:52,717 INFO L78 Accepts]: Start accepts. Automaton has 958 states and 1104 transitions. Word has length 172 [2018-11-28 13:32:52,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:32:52,717 INFO L480 AbstractCegarLoop]: Abstraction has 958 states and 1104 transitions. [2018-11-28 13:32:52,717 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-28 13:32:52,717 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1104 transitions. [2018-11-28 13:32:52,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-28 13:32:52,721 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:32:52,721 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:32:52,721 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:32:52,722 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:32:52,722 INFO L82 PathProgramCache]: Analyzing trace with hash 1533525110, now seen corresponding path program 1 times [2018-11-28 13:32:52,722 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:32:52,722 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:32:52,722 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:52,723 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:32:52,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:52,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:32:52,855 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 80 proven. 7 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2018-11-28 13:32:52,855 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 13:32:52,855 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9a97e9b5-283b-46db-8fbb-cc184f03ef44/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 13:32:52,866 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:32:52,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:32:52,973 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:32:53,114 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 234 proven. 4 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-28 13:32:53,130 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 13:32:53,131 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12] total 19 [2018-11-28 13:32:53,131 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 13:32:53,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 13:32:53,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=299, Unknown=0, NotChecked=0, Total=342 [2018-11-28 13:32:53,132 INFO L87 Difference]: Start difference. First operand 958 states and 1104 transitions. Second operand 19 states. [2018-11-28 13:32:56,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:32:56,468 INFO L93 Difference]: Finished difference Result 3564 states and 4925 transitions. [2018-11-28 13:32:56,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2018-11-28 13:32:56,469 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 307 [2018-11-28 13:32:56,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:32:56,479 INFO L225 Difference]: With dead ends: 3564 [2018-11-28 13:32:56,479 INFO L226 Difference]: Without dead ends: 2642 [2018-11-28 13:32:56,483 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 381 GetRequests, 316 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1226 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=607, Invalid=3815, Unknown=0, NotChecked=0, Total=4422 [2018-11-28 13:32:56,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2642 states. [2018-11-28 13:32:56,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2642 to 1831. [2018-11-28 13:32:56,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1831 states. [2018-11-28 13:32:56,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 1831 states and 2042 transitions. [2018-11-28 13:32:56,609 INFO L78 Accepts]: Start accepts. Automaton has 1831 states and 2042 transitions. Word has length 307 [2018-11-28 13:32:56,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:32:56,610 INFO L480 AbstractCegarLoop]: Abstraction has 1831 states and 2042 transitions. [2018-11-28 13:32:56,610 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 13:32:56,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 2042 transitions. [2018-11-28 13:32:56,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-28 13:32:56,616 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:32:56,616 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:32:56,616 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:32:56,616 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:32:56,616 INFO L82 PathProgramCache]: Analyzing trace with hash 117154374, now seen corresponding path program 1 times [2018-11-28 13:32:56,617 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:32:56,617 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:32:56,617 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:56,617 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:32:56,617 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:56,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:32:56,848 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 98 proven. 55 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-11-28 13:32:56,848 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 13:32:56,848 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9a97e9b5-283b-46db-8fbb-cc184f03ef44/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 13:32:56,857 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:32:56,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:32:56,983 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:32:57,102 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 269 proven. 16 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-28 13:32:57,118 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 13:32:57,118 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9] total 20 [2018-11-28 13:32:57,119 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-11-28 13:32:57,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-11-28 13:32:57,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2018-11-28 13:32:57,119 INFO L87 Difference]: Start difference. First operand 1831 states and 2042 transitions. Second operand 20 states. [2018-11-28 13:32:57,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:32:57,917 INFO L93 Difference]: Finished difference Result 3462 states and 3879 transitions. [2018-11-28 13:32:57,917 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-28 13:32:57,917 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 323 [2018-11-28 13:32:57,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:32:57,922 INFO L225 Difference]: With dead ends: 3462 [2018-11-28 13:32:57,922 INFO L226 Difference]: Without dead ends: 1835 [2018-11-28 13:32:57,924 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 356 GetRequests, 326 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=162, Invalid=830, Unknown=0, NotChecked=0, Total=992 [2018-11-28 13:32:57,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1835 states. [2018-11-28 13:32:57,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1835 to 1831. [2018-11-28 13:32:57,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1831 states. [2018-11-28 13:32:57,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 1831 states and 2037 transitions. [2018-11-28 13:32:57,988 INFO L78 Accepts]: Start accepts. Automaton has 1831 states and 2037 transitions. Word has length 323 [2018-11-28 13:32:57,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:32:57,989 INFO L480 AbstractCegarLoop]: Abstraction has 1831 states and 2037 transitions. [2018-11-28 13:32:57,989 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-11-28 13:32:57,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 2037 transitions. [2018-11-28 13:32:57,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-11-28 13:32:57,993 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:32:57,993 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 13:32:57,993 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:32:57,993 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:32:57,994 INFO L82 PathProgramCache]: Analyzing trace with hash -178910321, now seen corresponding path program 1 times [2018-11-28 13:32:57,994 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:32:57,994 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:32:57,994 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:57,994 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:32:57,994 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:58,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:32:58,120 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2018-11-28 13:32:58,120 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:32:58,120 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2018-11-28 13:32:58,121 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-28 13:32:58,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-28 13:32:58,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2018-11-28 13:32:58,121 INFO L87 Difference]: Start difference. First operand 1831 states and 2037 transitions. Second operand 13 states. [2018-11-28 13:32:58,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:32:58,602 INFO L93 Difference]: Finished difference Result 3360 states and 3763 transitions. [2018-11-28 13:32:58,603 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 13:32:58,603 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 324 [2018-11-28 13:32:58,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:32:58,609 INFO L225 Difference]: With dead ends: 3360 [2018-11-28 13:32:58,609 INFO L226 Difference]: Without dead ends: 1733 [2018-11-28 13:32:58,612 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=569, Unknown=0, NotChecked=0, Total=650 [2018-11-28 13:32:58,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1733 states. [2018-11-28 13:32:58,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1733 to 1696. [2018-11-28 13:32:58,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1696 states. [2018-11-28 13:32:58,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 1696 states and 1878 transitions. [2018-11-28 13:32:58,673 INFO L78 Accepts]: Start accepts. Automaton has 1696 states and 1878 transitions. Word has length 324 [2018-11-28 13:32:58,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:32:58,674 INFO L480 AbstractCegarLoop]: Abstraction has 1696 states and 1878 transitions. [2018-11-28 13:32:58,674 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-28 13:32:58,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 1878 transitions. [2018-11-28 13:32:58,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-11-28 13:32:58,678 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:32:58,678 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-28 13:32:58,678 INFO L423 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:32:58,678 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:32:58,679 INFO L82 PathProgramCache]: Analyzing trace with hash 540022761, now seen corresponding path program 1 times [2018-11-28 13:32:58,679 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:32:58,679 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:32:58,679 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:58,679 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:32:58,679 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:32:58,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:32:58,873 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 94 proven. 46 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2018-11-28 13:32:58,874 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 13:32:58,874 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9a97e9b5-283b-46db-8fbb-cc184f03ef44/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 13:32:58,902 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:32:59,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:32:59,007 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:32:59,074 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 197 proven. 16 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-28 13:32:59,099 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 13:32:59,099 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8] total 14 [2018-11-28 13:32:59,100 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-28 13:32:59,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-28 13:32:59,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2018-11-28 13:32:59,100 INFO L87 Difference]: Start difference. First operand 1696 states and 1878 transitions. Second operand 14 states. [2018-11-28 13:33:00,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:33:00,133 INFO L93 Difference]: Finished difference Result 3698 states and 4456 transitions. [2018-11-28 13:33:00,134 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-28 13:33:00,134 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 328 [2018-11-28 13:33:00,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:33:00,139 INFO L225 Difference]: With dead ends: 3698 [2018-11-28 13:33:00,140 INFO L226 Difference]: Without dead ends: 2754 [2018-11-28 13:33:00,141 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 379 GetRequests, 344 SyntacticMatches, 5 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=249, Invalid=743, Unknown=0, NotChecked=0, Total=992 [2018-11-28 13:33:00,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2754 states. [2018-11-28 13:33:00,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2754 to 2130. [2018-11-28 13:33:00,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2130 states. [2018-11-28 13:33:00,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2130 states to 2130 states and 2367 transitions. [2018-11-28 13:33:00,230 INFO L78 Accepts]: Start accepts. Automaton has 2130 states and 2367 transitions. Word has length 328 [2018-11-28 13:33:00,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:33:00,231 INFO L480 AbstractCegarLoop]: Abstraction has 2130 states and 2367 transitions. [2018-11-28 13:33:00,231 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-28 13:33:00,231 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 2367 transitions. [2018-11-28 13:33:00,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-11-28 13:33:00,234 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:33:00,234 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:33:00,235 INFO L423 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:33:00,235 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:33:00,235 INFO L82 PathProgramCache]: Analyzing trace with hash 1991243293, now seen corresponding path program 1 times [2018-11-28 13:33:00,235 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:33:00,235 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:33:00,236 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:33:00,236 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:33:00,236 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:33:00,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:33:00,367 INFO L134 CoverageAnalysis]: Checked inductivity of 604 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2018-11-28 13:33:00,368 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:33:00,368 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 13:33:00,368 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 13:33:00,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 13:33:00,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-28 13:33:00,369 INFO L87 Difference]: Start difference. First operand 2130 states and 2367 transitions. Second operand 8 states. [2018-11-28 13:33:00,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:33:00,597 INFO L93 Difference]: Finished difference Result 3556 states and 3990 transitions. [2018-11-28 13:33:00,597 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 13:33:00,597 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 397 [2018-11-28 13:33:00,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:33:00,598 INFO L225 Difference]: With dead ends: 3556 [2018-11-28 13:33:00,598 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 13:33:00,602 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2018-11-28 13:33:00,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 13:33:00,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 13:33:00,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 13:33:00,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 13:33:00,603 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 397 [2018-11-28 13:33:00,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:33:00,603 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 13:33:00,603 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 13:33:00,603 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 13:33:00,603 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 13:33:00,608 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 13:33:00,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,661 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,772 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,793 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,803 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,903 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,904 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,906 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,906 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,912 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,914 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,918 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,922 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,945 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,968 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,969 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:00,971 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,010 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,011 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,019 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,022 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,066 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,081 WARN L180 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 200 [2018-11-28 13:33:01,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,162 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,176 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,196 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,210 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,214 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,239 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,351 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,361 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,367 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,376 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,378 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,390 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,404 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,448 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,462 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,504 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,532 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,552 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,557 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,569 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,586 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,593 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,622 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,624 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,627 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,692 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,699 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,710 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,717 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,722 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,731 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,742 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,744 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,744 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,748 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,749 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,852 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,893 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,959 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,969 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:01,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,008 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,085 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,123 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,132 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,132 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,139 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,163 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,181 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,189 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,189 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,189 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,196 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,198 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,198 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 141 [2018-11-28 13:33:02,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,209 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,324 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,332 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,351 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,379 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,403 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,405 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,407 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,407 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,435 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,439 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,440 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,443 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,444 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,469 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,470 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,483 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,483 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,522 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:33:02,531 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 200 [2018-11-28 13:33:02,777 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 31 [2018-11-28 13:33:02,978 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 36 [2018-11-28 13:33:03,407 WARN L180 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 50 [2018-11-28 13:33:03,553 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 44 [2018-11-28 13:33:03,791 WARN L180 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 39 [2018-11-28 13:33:04,352 WARN L180 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 51 [2018-11-28 13:33:04,476 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 34 [2018-11-28 13:33:05,262 WARN L180 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 81 [2018-11-28 13:33:06,219 WARN L180 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 86 [2018-11-28 13:33:06,428 WARN L180 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 1 [2018-11-28 13:33:06,760 WARN L180 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 49 [2018-11-28 13:33:07,011 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 51 [2018-11-28 13:33:07,193 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 53 [2018-11-28 13:33:07,429 WARN L180 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 48 [2018-11-28 13:33:08,019 WARN L180 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 53 [2018-11-28 13:33:08,183 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 30 [2018-11-28 13:33:08,363 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 26 [2018-11-28 13:33:08,526 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 31 [2018-11-28 13:33:08,716 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 34 [2018-11-28 13:33:08,925 WARN L180 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 47 [2018-11-28 13:33:09,318 WARN L180 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 56 [2018-11-28 13:33:09,586 WARN L180 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 39 [2018-11-28 13:33:09,871 WARN L180 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 44 [2018-11-28 13:33:10,071 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 30 [2018-11-28 13:33:10,920 WARN L180 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 79 [2018-11-28 13:33:11,351 WARN L180 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 50 [2018-11-28 13:33:11,353 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 679 685) the Hoare annotation is: true [2018-11-28 13:33:11,353 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 679 685) no Hoare annotation was computed. [2018-11-28 13:33:11,353 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 686 694) no Hoare annotation was computed. [2018-11-28 13:33:11,354 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 686 694) the Hoare annotation is: true [2018-11-28 13:33:11,354 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 686 694) no Hoare annotation was computed. [2018-11-28 13:33:11,354 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 44 51) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-28 13:33:11,354 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2018-11-28 13:33:11,354 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2018-11-28 13:33:11,354 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 52 61) the Hoare annotation is: (let ((.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse9 (<= 1 ~switchedOnBeforeTS~0)) (.cse14 (= ~systemActive~0 1))) (let ((.cse11 (or (and .cse14 .cse0) (and .cse9 .cse14))) (.cse12 (< 2 ~waterLevel~0)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse13 (not (= ~waterLevel~0 2))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse4 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (.cse5 (not (= ~waterLevel~0 1))) (.cse8 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse6 (< 1 ~waterLevel~0)) (.cse7 (not (= 0 ~pumpRunning~0))) (.cse3 (not .cse14)) (.cse10 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or .cse1 .cse2 .cse3 .cse4 .cse5)) (or .cse1 .cse6 .cse7 .cse0 .cse3 .cse4) (or .cse8 (< 0 ~waterLevel~0) .cse1 .cse7 .cse3 .cse9) (or .cse6 .cse0 .cse7 .cse3 .cse4 .cse10) (or .cse11 (or .cse8 .cse7 .cse3) .cse12 .cse10) (or .cse7 .cse0 .cse3 .cse4 .cse10 .cse13) (or .cse8 .cse1 .cse7 .cse3 .cse9 .cse5) (or .cse1 .cse11 (or .cse8 .cse7 .cse12 .cse3)) (or .cse1 .cse7 .cse0 .cse3 .cse4 .cse13) (or .cse0 .cse2 .cse3 .cse4 .cse5 .cse10) (or .cse8 .cse6 .cse7 .cse3 .cse10 .cse9)))) [2018-11-28 13:33:11,354 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 52 61) no Hoare annotation was computed. [2018-11-28 13:33:11,354 INFO L448 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-11-28 13:33:11,354 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 52 61) no Hoare annotation was computed. [2018-11-28 13:33:11,354 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 62 90) the Hoare annotation is: true [2018-11-28 13:33:11,354 INFO L444 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse5 (< 2 ~waterLevel~0)) (.cse0 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 2))) (or .cse3 .cse4 .cse5 .cse1 .cse6) (or .cse4 .cse5 .cse1 .cse6 .cse2) (or (< ~switchedOnBeforeTS~0 1) .cse3 (< 1 ~waterLevel~0) .cse4 .cse1) (or .cse5 .cse0 .cse1 .cse6 .cse2))) [2018-11-28 13:33:11,355 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 62 90) no Hoare annotation was computed. [2018-11-28 13:33:11,355 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2018-11-28 13:33:11,355 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 84) no Hoare annotation was computed. [2018-11-28 13:33:11,355 INFO L444 ceAbstractionStarter]: At program point L72(line 72) the Hoare annotation is: (let ((.cse6 (not (= 1 ~pumpRunning~0))) (.cse4 (not (= ~waterLevel~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= ~waterLevel~0 2))) (.cse9 (< 0 ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (= ~waterLevel~0 __utac_acc__Specification5_spec__3_~tmp~0)) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse2 .cse5 .cse7) (or .cse8 .cse1 (< 2 ~waterLevel~0) .cse2 .cse3 .cse0) (or (< ~switchedOnBeforeTS~0 1) .cse8 (< 1 ~waterLevel~0) .cse1 .cse2 .cse0) (or .cse1 .cse2 .cse3 .cse5 .cse7) (or .cse9 .cse6 .cse2 .cse3 .cse5 .cse0) (or .cse0 .cse6 .cse2 .cse3 .cse4 .cse5) (or .cse8 .cse1 .cse2 .cse3 .cse7) (or .cse9 .cse1 .cse2 .cse0 .cse3 .cse5))) [2018-11-28 13:33:11,355 INFO L448 ceAbstractionStarter]: For program point L72-1(line 72) no Hoare annotation was computed. [2018-11-28 13:33:11,355 INFO L448 ceAbstractionStarter]: For program point L70(lines 70 87) no Hoare annotation was computed. [2018-11-28 13:33:11,355 INFO L448 ceAbstractionStarter]: For program point L70-1(lines 62 90) no Hoare annotation was computed. [2018-11-28 13:33:11,355 INFO L451 ceAbstractionStarter]: At program point L68(line 68) the Hoare annotation is: true [2018-11-28 13:33:11,355 INFO L448 ceAbstractionStarter]: For program point L68-1(line 68) no Hoare annotation was computed. [2018-11-28 13:33:11,355 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 173 195) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 13:33:11,355 INFO L444 ceAbstractionStarter]: At program point L185(line 185) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~1 1) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 13:33:11,355 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 173 195) no Hoare annotation was computed. [2018-11-28 13:33:11,355 INFO L444 ceAbstractionStarter]: At program point L185-1(line 185) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~1 1) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 13:33:11,356 INFO L448 ceAbstractionStarter]: For program point L183(lines 183 190) no Hoare annotation was computed. [2018-11-28 13:33:11,356 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 183 190) no Hoare annotation was computed. [2018-11-28 13:33:11,356 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-28 13:33:11,356 INFO L444 ceAbstractionStarter]: At program point L180(line 180) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 13:33:11,356 INFO L444 ceAbstractionStarter]: At program point L179(line 179) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 13:33:11,356 INFO L444 ceAbstractionStarter]: At program point L179-1(line 179) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 13:33:11,356 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 173 195) no Hoare annotation was computed. [2018-11-28 13:33:11,356 INFO L444 ceAbstractionStarter]: At program point L765(line 765) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse3 .cse4) (or (not (= ~methaneLevelCritical~0 1)) .cse1 (< 2 ~waterLevel~0) .cse2 .cse3) (or (or .cse3 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-28 13:33:11,356 INFO L448 ceAbstractionStarter]: For program point L765-1(lines 746 770) no Hoare annotation was computed. [2018-11-28 13:33:11,356 INFO L444 ceAbstractionStarter]: At program point L760(line 760) the Hoare annotation is: (let ((.cse4 (and (= 0 processEnvironment__wrappee__methaneQuery_~tmp~5) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (< 1 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or (or (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse3) .cse4) (or .cse5 .cse1 .cse2 .cse0 .cse4 .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse4 .cse1 (< 2 ~waterLevel~0) .cse2 .cse0) (or .cse5 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2018-11-28 13:33:11,357 INFO L444 ceAbstractionStarter]: At program point L756(line 756) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (= ~waterLevel~0 2)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse2 .cse3 .cse4 (not .cse6)) (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse3 .cse4) (or (not (= ~methaneLevelCritical~0 1)) .cse1 (< 2 ~waterLevel~0) (and .cse6 .cse5) .cse2 .cse3))) [2018-11-28 13:33:11,357 INFO L448 ceAbstractionStarter]: For program point L754(lines 754 762) no Hoare annotation was computed. [2018-11-28 13:33:11,357 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 746 770) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (< 2 ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or (< 1 ~waterLevel~0) .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse4 .cse5 .cse1 .cse2) (or .cse4 .cse5 .cse1 .cse2 .cse0 .cse3))) [2018-11-28 13:33:11,357 INFO L444 ceAbstractionStarter]: At program point L752(line 752) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< 2 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 .cse3 .cse4) (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse4 .cse5) (or .cse1 .cse2 .cse3 .cse4 .cse0 .cse5))) [2018-11-28 13:33:11,357 INFO L448 ceAbstractionStarter]: For program point L752-1(line 752) no Hoare annotation was computed. [2018-11-28 13:33:11,357 INFO L448 ceAbstractionStarter]: For program point L750(lines 750 767) no Hoare annotation was computed. [2018-11-28 13:33:11,357 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 746 770) no Hoare annotation was computed. [2018-11-28 13:33:11,357 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 841 849) no Hoare annotation was computed. [2018-11-28 13:33:11,357 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 841 849) the Hoare annotation is: true [2018-11-28 13:33:11,357 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 841 849) no Hoare annotation was computed. [2018-11-28 13:33:11,357 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 672 678) no Hoare annotation was computed. [2018-11-28 13:33:11,357 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 672 678) the Hoare annotation is: true [2018-11-28 13:33:11,357 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 159 169) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 13:33:11,358 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 159 169) no Hoare annotation was computed. [2018-11-28 13:33:11,358 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 159 169) no Hoare annotation was computed. [2018-11-28 13:33:11,358 INFO L444 ceAbstractionStarter]: At program point L164(line 164) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (<= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 13:33:11,358 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 830 840) the Hoare annotation is: true [2018-11-28 13:33:11,358 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 830 840) no Hoare annotation was computed. [2018-11-28 13:33:11,358 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 830 840) no Hoare annotation was computed. [2018-11-28 13:33:11,358 INFO L451 ceAbstractionStarter]: At program point L835(line 835) the Hoare annotation is: true [2018-11-28 13:33:11,358 INFO L448 ceAbstractionStarter]: For program point L835-1(line 835) no Hoare annotation was computed. [2018-11-28 13:33:11,358 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 822 829) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~methaneLevelCritical~0 1)) (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) [2018-11-28 13:33:11,358 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 822 829) no Hoare annotation was computed. [2018-11-28 13:33:11,358 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 822 829) no Hoare annotation was computed. [2018-11-28 13:33:11,358 INFO L444 ceAbstractionStarter]: At program point L791(line 791) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (< 2 ~waterLevel~0)) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse6 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~systemActive~0 1))) (.cse5 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse4 .cse5 .cse8) (or .cse2 .cse3 .cse4 .cse5 .cse0 .cse8) (or .cse1 .cse6 .cse7 .cse4 .cse5))) [2018-11-28 13:33:11,358 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 772 796) no Hoare annotation was computed. [2018-11-28 13:33:11,358 INFO L448 ceAbstractionStarter]: For program point L791-1(lines 772 796) no Hoare annotation was computed. [2018-11-28 13:33:11,359 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 772 796) the Hoare annotation is: (let ((.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (< 2 ~waterLevel~0)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse6 .cse7 .cse8 .cse3 .cse4) (or .cse7 .cse8 .cse3 .cse4 .cse1 .cse5) (or .cse1 .cse6 .cse0 .cse2 .cse3 .cse4))) [2018-11-28 13:33:11,359 INFO L444 ceAbstractionStarter]: At program point L786(line 786) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 (< 2 ~waterLevel~0) .cse2 .cse3) (or .cse0 (and (= processEnvironment_~tmp~6 ~methaneLevelCritical~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse6 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse6 .cse2 .cse3) (or (or .cse3 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-28 13:33:11,359 INFO L444 ceAbstractionStarter]: At program point L782(line 782) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse7 (and (= processEnvironment_~tmp~6 ~methaneLevelCritical~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 (< 2 ~waterLevel~0) .cse2 .cse3) (or .cse0 .cse6 .cse2 .cse3 .cse4) (or (< 0 ~waterLevel~0) .cse5 .cse6 .cse2 .cse3 .cse7) (or (or .cse3 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse4) (or .cse5 .cse7 .cse6 .cse2 .cse3 (not (= ~waterLevel~0 1))))) [2018-11-28 13:33:11,359 INFO L448 ceAbstractionStarter]: For program point L780(lines 780 788) no Hoare annotation was computed. [2018-11-28 13:33:11,359 INFO L444 ceAbstractionStarter]: At program point L778(line 778) the Hoare annotation is: (let ((.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse0 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6 .cse2 .cse3 .cse4) (or .cse7 .cse1 (< 2 ~waterLevel~0) .cse2 .cse3) (or .cse5 .cse7 .cse0 .cse6 .cse2 .cse3) (or (or .cse3 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-28 13:33:11,359 INFO L448 ceAbstractionStarter]: For program point L778-1(line 778) no Hoare annotation was computed. [2018-11-28 13:33:11,359 INFO L448 ceAbstractionStarter]: For program point L776(lines 776 793) no Hoare annotation was computed. [2018-11-28 13:33:11,359 INFO L448 ceAbstractionStarter]: For program point L650(lines 650 656) no Hoare annotation was computed. [2018-11-28 13:33:11,359 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 646 659) no Hoare annotation was computed. [2018-11-28 13:33:11,359 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 646 659) the Hoare annotation is: true [2018-11-28 13:33:11,359 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 646 659) no Hoare annotation was computed. [2018-11-28 13:33:11,359 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 738 744) no Hoare annotation was computed. [2018-11-28 13:33:11,360 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 738 744) the Hoare annotation is: true [2018-11-28 13:33:11,360 INFO L444 ceAbstractionStarter]: At program point L962-2(lines 954 967) the Hoare annotation is: (let ((.cse8 (<= ~waterLevel~0 2)) (.cse11 (= 0 ~pumpRunning~0)) (.cse4 (= ~systemActive~0 1)) (.cse5 (= test_~splverifierCounter~0 0))) (let ((.cse9 (= ~pumpRunning~0 1)) (.cse6 (and .cse11 (= 2 ~waterLevel~0) .cse4 .cse5)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse10 (or (and (<= 1 ~switchedOnBeforeTS~0) .cse8 .cse4 .cse5) (and .cse8 .cse4 .cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (.cse1 (<= ~pumpRunning~0 0)) (.cse3 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7) (and .cse8 (and .cse0 (and .cse4 .cse5) .cse9)) (and (and .cse8 .cse4 .cse5) .cse9 .cse7) (and .cse0 .cse6) (and .cse0 .cse10 .cse1 .cse3) (and .cse10 .cse1 .cse7 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse7 .cse4 .cse11 .cse2 .cse5)))) [2018-11-28 13:33:11,360 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 914 979) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (<= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 13:33:11,360 INFO L448 ceAbstractionStarter]: For program point L925(lines 924 971) no Hoare annotation was computed. [2018-11-28 13:33:11,360 INFO L444 ceAbstractionStarter]: At program point L956(line 956) the Hoare annotation is: (let ((.cse8 (<= ~waterLevel~0 2)) (.cse11 (= 0 ~pumpRunning~0)) (.cse4 (= ~systemActive~0 1)) (.cse5 (= test_~splverifierCounter~0 0))) (let ((.cse9 (= ~pumpRunning~0 1)) (.cse6 (and .cse11 (= 2 ~waterLevel~0) .cse4 .cse5)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse10 (or (and (<= 1 ~switchedOnBeforeTS~0) .cse8 .cse4 .cse5) (and .cse8 .cse4 .cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (.cse1 (<= ~pumpRunning~0 0)) (.cse3 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7) (and .cse8 (and .cse0 (and .cse4 .cse5) .cse9)) (and (and .cse8 .cse4 .cse5) .cse9 .cse7) (and .cse0 .cse6) (and .cse0 .cse10 .cse1 .cse3) (and .cse10 .cse1 .cse7 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse7 .cse4 .cse11 .cse2 .cse5)))) [2018-11-28 13:33:11,360 INFO L448 ceAbstractionStarter]: For program point L954(lines 954 967) no Hoare annotation was computed. [2018-11-28 13:33:11,360 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 914 979) no Hoare annotation was computed. [2018-11-28 13:33:11,360 INFO L444 ceAbstractionStarter]: At program point L946(line 946) the Hoare annotation is: (let ((.cse3 (= ~systemActive~0 1)) (.cse4 (= test_~splverifierCounter~0 0))) (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse7 (and (= 0 ~pumpRunning~0) (= 2 ~waterLevel~0) .cse3 .cse4)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse1 (<= ~pumpRunning~0 0)) (.cse8 (= ~methaneLevelCritical~0 1)) (.cse2 (<= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse1 .cse2 .cse3 .cse4 .cse6) (and .cse7 .cse8) (and .cse5 (and (and .cse3 .cse4) .cse0 (= ~pumpRunning~0 1))) (and .cse0 .cse7) (and (or (and (<= 1 ~switchedOnBeforeTS~0) .cse5 .cse3 .cse4) (and .cse5 .cse3 .cse4 .cse6)) .cse1 .cse8 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-11-28 13:33:11,360 INFO L448 ceAbstractionStarter]: For program point L944(lines 944 950) no Hoare annotation was computed. [2018-11-28 13:33:11,360 INFO L448 ceAbstractionStarter]: For program point L944-1(lines 944 950) no Hoare annotation was computed. [2018-11-28 13:33:11,361 INFO L444 ceAbstractionStarter]: At program point L969(lines 924 971) the Hoare annotation is: (let ((.cse7 (<= ~pumpRunning~0 0)) (.cse9 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= ~waterLevel~0 2)) (.cse8 (= ~methaneLevelCritical~0 1)) (.cse3 (= 0 ~pumpRunning~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse10 (= ~pumpRunning~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse4 (= test_~splverifierCounter~0 0)) (.cse6 (<= ~waterLevel~0 1))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse8 .cse9 .cse2 .cse4 .cse5) (and .cse0 .cse1 .cse10 .cse2 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse6 .cse7 .cse9 .cse2 .cse4 .cse5) (and .cse0 .cse7 (= |old(~waterLevel~0)| ~waterLevel~0) .cse9 .cse2 .cse4) (and (and (<= 1 ~switchedOnBeforeTS~0) .cse6 .cse2 .cse4) .cse7 .cse8 .cse9) (and .cse1 .cse8 .cse2 .cse3 .cse4 .cse5) (or (and .cse0 .cse6 .cse10 .cse2 .cse4 .cse5) (and .cse0 (and (not (= ~waterLevel~0 1)) (not (= ~switchedOnBeforeTS~0 0)) .cse10 .cse2 .cse4) .cse6)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 13:33:11,361 INFO L444 ceAbstractionStarter]: At program point L936(line 936) the Hoare annotation is: (let ((.cse5 (= ~systemActive~0 1)) (.cse6 (= test_~splverifierCounter~0 0))) (let ((.cse2 (= ~methaneLevelCritical~0 1)) (.cse0 (and (= 1 ~waterLevel~0) .cse5 .cse6)) (.cse1 (<= ~pumpRunning~0 0)) (.cse3 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse9 (and (= 0 ~pumpRunning~0) .cse5 .cse6)) (.cse7 (<= ~waterLevel~0 1)) (.cse10 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse11 (= ~waterLevel~0 2)) (.cse8 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (and (and (not (= ~switchedOnBeforeTS~0 0)) .cse5 .cse6) .cse7) .cse8) (not (= |old(~systemActive~0)| 1)) (and (and (or (and .cse9 .cse10) (and (<= 1 ~switchedOnBeforeTS~0) .cse9 .cse7)) .cse2) (<= ~waterLevel~0 2)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse0 .cse1 .cse3) (and .cse9 .cse4 .cse11 .cse10) (and .cse9 .cse4 .cse7 .cse10) (and .cse4 .cse11 .cse8 .cse5 .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-11-28 13:33:11,361 INFO L448 ceAbstractionStarter]: For program point L934(lines 934 940) no Hoare annotation was computed. [2018-11-28 13:33:11,361 INFO L448 ceAbstractionStarter]: For program point L934-1(lines 934 940) no Hoare annotation was computed. [2018-11-28 13:33:11,361 INFO L448 ceAbstractionStarter]: For program point L926(lines 926 930) no Hoare annotation was computed. [2018-11-28 13:33:11,361 INFO L444 ceAbstractionStarter]: At program point L972(lines 923 973) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 13:33:11,361 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 914 979) no Hoare annotation was computed. [2018-11-28 13:33:11,361 INFO L448 ceAbstractionStarter]: For program point L962(lines 962 966) no Hoare annotation was computed. [2018-11-28 13:33:11,361 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 797 804) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) (not (= ~waterLevel~0 2))) [2018-11-28 13:33:11,361 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 797 804) no Hoare annotation was computed. [2018-11-28 13:33:11,361 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 797 804) no Hoare annotation was computed. [2018-11-28 13:33:11,361 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 13:33:11,362 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 13:33:11,362 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 13:33:11,362 INFO L444 ceAbstractionStarter]: At program point L816(line 816) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= activatePump_~tmp~7 ~methaneLevelCritical~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2018-11-28 13:33:11,362 INFO L448 ceAbstractionStarter]: For program point L816-1(lines 805 821) no Hoare annotation was computed. [2018-11-28 13:33:11,362 INFO L448 ceAbstractionStarter]: For program point L812(lines 812 818) no Hoare annotation was computed. [2018-11-28 13:33:11,362 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 805 821) no Hoare annotation was computed. [2018-11-28 13:33:11,362 INFO L444 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse4) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4))) [2018-11-28 13:33:11,362 INFO L448 ceAbstractionStarter]: For program point L810-1(line 810) no Hoare annotation was computed. [2018-11-28 13:33:11,362 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 805 821) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse4) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4))) [2018-11-28 13:33:11,362 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 886 904) no Hoare annotation was computed. [2018-11-28 13:33:11,362 INFO L448 ceAbstractionStarter]: For program point L895(lines 895 899) no Hoare annotation was computed. [2018-11-28 13:33:11,362 INFO L451 ceAbstractionStarter]: At program point L893(line 893) the Hoare annotation is: true [2018-11-28 13:33:11,362 INFO L448 ceAbstractionStarter]: For program point L895-2(lines 895 899) no Hoare annotation was computed. [2018-11-28 13:33:11,362 INFO L448 ceAbstractionStarter]: For program point L893-1(line 893) no Hoare annotation was computed. [2018-11-28 13:33:11,363 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 886 904) the Hoare annotation is: true [2018-11-28 13:33:11,363 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 886 904) no Hoare annotation was computed. [2018-11-28 13:33:11,363 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 637 645) the Hoare annotation is: true [2018-11-28 13:33:11,363 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 637 645) no Hoare annotation was computed. [2018-11-28 13:33:11,363 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 637 645) no Hoare annotation was computed. [2018-11-28 13:33:11,363 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 593 604) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1)))) (let ((.cse9 (< ~switchedOnBeforeTS~0 1)) (.cse3 (not (= ~waterLevel~0 1))) (.cse6 (< 1 ~waterLevel~0)) (.cse8 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse4 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse5 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse10 (or .cse0 .cse2 (not (= ~waterLevel~0 2)))) (.cse7 (= ~methaneLevelCritical~0 1))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse0 .cse7 .cse2 .cse8) (or .cse9 (< 0 ~waterLevel~0) .cse5 .cse0 .cse2 .cse7) (or .cse1 (or (< 2 ~waterLevel~0) (or (not (= 1 ~pumpRunning~0)) .cse2)) .cse4) (or .cse9 .cse5 .cse0 .cse2 .cse7 .cse3) (or .cse6 .cse1 .cse0 .cse2 .cse8 .cse4) (or .cse1 (or .cse10 .cse4)) (or (or .cse5 .cse10) .cse7)))) [2018-11-28 13:33:11,363 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 593 604) no Hoare annotation was computed. [2018-11-28 13:33:11,363 INFO L448 ceAbstractionStarter]: For program point L597-1(lines 593 604) no Hoare annotation was computed. [2018-11-28 13:33:11,363 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 605 613) the Hoare annotation is: true [2018-11-28 13:33:11,363 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 605 613) no Hoare annotation was computed. [2018-11-28 13:33:11,363 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 605 613) no Hoare annotation was computed. [2018-11-28 13:33:11,363 INFO L444 ceAbstractionStarter]: At program point L727(line 727) the Hoare annotation is: (let ((.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse10 (not (= ~systemActive~0 1)))) (let ((.cse22 (= ~methaneLevelCritical~0 0)) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse24 (not (= |old(~waterLevel~0)| 2))) (.cse18 (< 2 |old(~waterLevel~0)|)) (.cse23 (or .cse6 .cse10)) (.cse2 (= ~pumpRunning~0 1)) (.cse21 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (<= ~waterLevel~0 0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse12 (and .cse2 .cse21 .cse3 .cse4)) (.cse14 (or .cse18 .cse23)) (.cse16 (or .cse9 .cse10 .cse24)) (.cse8 (and (= 0 ~pumpRunning~0) .cse21 .cse4)) (.cse11 (not (= |old(~waterLevel~0)| 1))) (.cse5 (or .cse10 .cse24)) (.cse7 (= 1 ~waterLevel~0)) (.cse13 (< 0 |old(~waterLevel~0)|)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (or .cse22 .cse23)) (.cse19 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse20 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse17 (and (<= ~pumpRunning~0 0) .cse21 (<= |old(~pumpRunning~0)| ~pumpRunning~0) .cse4)) (.cse15 (not .cse22))) (and (or .cse0 (< 1 |old(~waterLevel~0)|) .cse1 (and .cse2 .cse3 .cse4)) (or (or .cse0 .cse5 .cse6) (and .cse7 .cse2 .cse4)) (or .cse8 .cse0 .cse9 .cse10 .cse11) (or .cse12 .cse13 .cse14 .cse15) (or .cse12 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse2 .cse4) .cse14 .cse15) (or (or .cse16 .cse15) .cse17) (or (or .cse0 .cse16) .cse8) (or .cse17 .cse0 (and (or .cse9 .cse18 .cse10 .cse19) (or .cse20 .cse9 .cse18 .cse10))) (or .cse9 .cse8 .cse10 .cse11 .cse15) (or (or .cse5 .cse6 .cse15) .cse7) (or .cse13 .cse0 .cse1 .cse21) (or (and (or .cse9 .cse10 .cse19) (or .cse20 .cse9 .cse10)) .cse18 .cse17 .cse15))))) [2018-11-28 13:33:11,364 INFO L444 ceAbstractionStarter]: At program point L725(lines 725 731) the Hoare annotation is: (let ((.cse29 (= ~systemActive~0 1))) (let ((.cse22 (not (= 1 |old(~pumpRunning~0)|))) (.cse12 (not .cse29))) (let ((.cse24 (not (= |old(~waterLevel~0)| 2))) (.cse14 (< 2 |old(~waterLevel~0)|)) (.cse6 (= ~pumpRunning~0 1)) (.cse7 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse15 (<= 1 ~switchedOnBeforeTS~0)) (.cse25 (= ~methaneLevelCritical~0 1)) (.cse10 (not (= 0 |old(~pumpRunning~0)|))) (.cse16 (= 0 ~pumpRunning~0)) (.cse18 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse28 (<= ~waterLevel~0 0)) (.cse26 (= ~methaneLevelCritical~0 0)) (.cse27 (or .cse22 .cse12))) (let ((.cse2 (or .cse26 .cse27)) (.cse3 (and .cse15 .cse25 .cse29 .cse10 .cse16 .cse18 .cse28)) (.cse5 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse4 (and .cse6 .cse18 .cse28 .cse7)) (.cse8 (or .cse14 .cse27)) (.cse13 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse17 (not (= |old(~waterLevel~0)| 1))) (.cse21 (or .cse12 .cse24)) (.cse9 (not .cse26)) (.cse23 (= 1 ~waterLevel~0)) (.cse19 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse0 (< 0 |old(~waterLevel~0)|)) (.cse11 (and .cse16 .cse18 .cse7)) (.cse1 (not .cse25)) (.cse20 (or .cse10 .cse12 .cse24))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 (and .cse5 .cse6 .cse7) .cse8 .cse9) (or .cse1 (< 1 |old(~waterLevel~0)|) .cse10 .cse11 .cse12 .cse13) (or .cse1 .cse2 .cse14 .cse3 (and .cse15 .cse5 .cse16)) (or .cse11 .cse1 .cse10 .cse12 .cse17) (or .cse4 .cse0 .cse8 .cse9) (or (and (<= ~pumpRunning~0 0) .cse18 (<= |old(~pumpRunning~0)| ~pumpRunning~0) .cse7) (and (= ~waterLevel~0 2) .cse18) (and (or .cse10 .cse12 .cse13) (or .cse19 .cse10 .cse12)) .cse14 .cse9) (or (and .cse6 .cse18) .cse11 (or .cse20 .cse9)) (or (or .cse1 .cse21 .cse22) .cse23) (or .cse10 .cse11 .cse12 .cse17 .cse9) (or (or .cse21 .cse22 .cse9) .cse23) (or .cse19 .cse0 .cse1 .cse10 .cse11 .cse12) (or .cse11 (or .cse1 .cse20))))))) [2018-11-28 13:33:11,364 INFO L444 ceAbstractionStarter]: At program point L720(line 720) the Hoare annotation is: (let ((.cse12 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse11 (not (= |old(~waterLevel~0)| 2)))) (let ((.cse2 (not (= |old(~waterLevel~0)| 1))) (.cse5 (or .cse0 .cse1 .cse11)) (.cse9 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse8 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse10 (< 2 |old(~waterLevel~0)|)) (.cse6 (or .cse12 .cse1)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse7 (and (= ~pumpRunning~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5) (or .cse4 (< 1 |old(~waterLevel~0)|) .cse6 .cse7) (or .cse4 .cse0 .cse1 .cse2) (or .cse5 .cse3) (or (and (or .cse0 .cse1 .cse8) (or .cse9 .cse0 .cse1)) .cse10 .cse3) (or .cse9 .cse4 .cse0 .cse10 .cse1) (or .cse4 .cse0 .cse10 .cse1 .cse8) (or .cse7 (or .cse10 .cse6) .cse3) (or (or .cse4 (or .cse1 .cse11) .cse12) .cse7)))) [2018-11-28 13:33:11,364 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 711 737) the Hoare annotation is: (let ((.cse11 (< 2 |old(~waterLevel~0)|)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse15 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse8 (not (= |old(~waterLevel~0)| 2))) (.cse17 (<= ~pumpRunning~0 0)) (.cse18 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse20 (= 0 ~pumpRunning~0)) (.cse16 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse12 (and .cse20 .cse16)) (.cse1 (and .cse17 .cse16 .cse18)) (.cse19 (or .cse0 .cse2 .cse8)) (.cse10 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse9 (<= 1 ~switchedOnBeforeTS~0)) (.cse21 (or .cse15 .cse2)) (.cse13 (< 1 |old(~waterLevel~0)|)) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse22 (and (= ~pumpRunning~0 1) .cse16)) (.cse14 (and (or .cse5 .cse11 (< |old(~waterLevel~0)| 2) .cse15 .cse2) (or .cse5 .cse15 .cse2 .cse7 .cse3)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse6 .cse2 .cse7 .cse8) (or (or .cse6 .cse9) (or .cse10 .cse0 .cse2) .cse11 .cse4) (or .cse5 .cse0 .cse12 .cse2 .cse3) (or .cse13 .cse6 .cse14) (or .cse6 .cse15 .cse2 .cse7 .cse3 .cse4) (or .cse10 (< 0 |old(~waterLevel~0)|) .cse5 .cse0 .cse2 (and .cse9 .cse16)) (or .cse10 .cse13 .cse0 .cse12 .cse2 .cse4) (or .cse10 .cse13 .cse0 .cse2 .cse4 .cse9) (or .cse13 (and .cse17 .cse16 .cse18 .cse6) .cse0 .cse2 .cse7 .cse4) (or (or .cse5 .cse19) .cse1) (or .cse5 (or (and .cse20 .cse6) (and .cse9 .cse20)) (and (or .cse0 .cse11 .cse2 .cse7) (or .cse10 .cse0 .cse11 .cse2))) (or .cse1 (or .cse19 .cse4)) (or .cse5 .cse13 .cse21 .cse22) (or .cse10 .cse5 .cse0 .cse2 .cse9 .cse3) (or .cse22 (or .cse11 .cse21) .cse4) (or .cse5 .cse13 .cse0 (and .cse16 .cse6) .cse2 .cse7) (or .cse0 .cse6 .cse2 .cse7 .cse4 .cse8) (or .cse22 .cse14)))) [2018-11-28 13:33:11,364 INFO L448 ceAbstractionStarter]: For program point L718(lines 714 736) no Hoare annotation was computed. [2018-11-28 13:33:11,364 INFO L448 ceAbstractionStarter]: For program point L716(lines 714 736) no Hoare annotation was computed. [2018-11-28 13:33:11,364 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 711 737) no Hoare annotation was computed. [2018-11-28 13:33:11,365 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 711 737) no Hoare annotation was computed. [2018-11-28 13:33:11,365 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 94 123) no Hoare annotation was computed. [2018-11-28 13:33:11,365 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 94 123) the Hoare annotation is: true [2018-11-28 13:33:11,365 INFO L451 ceAbstractionStarter]: At program point L119(lines 94 123) the Hoare annotation is: true [2018-11-28 13:33:11,365 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-28 13:33:11,365 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 112) no Hoare annotation was computed. [2018-11-28 13:33:11,365 INFO L451 ceAbstractionStarter]: At program point L108-1(lines 108 112) the Hoare annotation is: true [2018-11-28 13:33:11,365 INFO L448 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-11-28 13:33:11,365 INFO L451 ceAbstractionStarter]: At program point L104-2(lines 104 118) the Hoare annotation is: true [2018-11-28 13:33:11,365 INFO L451 ceAbstractionStarter]: At program point L100(line 100) the Hoare annotation is: true [2018-11-28 13:33:11,365 INFO L448 ceAbstractionStarter]: For program point L100-1(line 100) no Hoare annotation was computed. [2018-11-28 13:33:11,365 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 569 580) the Hoare annotation is: (let ((.cse1 (or (< 2 |old(~waterLevel~0)|) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= ~systemActive~0 1)))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2) (or .cse1 .cse2 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 13:33:11,365 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 569 580) no Hoare annotation was computed. [2018-11-28 13:33:11,365 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 569 580) no Hoare annotation was computed. [2018-11-28 13:33:11,365 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 151 157) no Hoare annotation was computed. [2018-11-28 13:33:11,365 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 151 157) the Hoare annotation is: true [2018-11-28 13:33:11,366 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 13:33:11,366 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-28 13:33:11,366 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 13:33:11,366 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 13:33:11,366 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 905 912) no Hoare annotation was computed. [2018-11-28 13:33:11,366 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 905 912) the Hoare annotation is: (let ((.cse7 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= |old(~systemActive~0)| 1)))) (let ((.cse10 (or .cse7 .cse3 (not (= ~waterLevel~0 2)))) (.cse8 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse9 (not (= ~waterLevel~0 1))) (.cse6 (< 1 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (< 2 ~waterLevel~0)) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse11 (< ~switchedOnBeforeTS~0 1)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 1))) (and (or .cse0 (or .cse1 (or .cse2 .cse3)) .cse4) (or .cse5 .cse6 .cse7 .cse0 .cse3 .cse8) (or .cse7 .cse0 .cse3 .cse9 .cse4) (or (or .cse5 .cse10) .cse0) (or .cse0 (or .cse10 .cse4)) (or .cse6 .cse0 .cse7 .cse3 .cse8 .cse4) (or .cse5 .cse7 .cse0 .cse3 .cse9) (or .cse11 .cse6 .cse7 .cse0 .cse3 .cse4) (or .cse0 (or .cse5 .cse1 .cse2 .cse3)) (or .cse11 (< 0 ~waterLevel~0) .cse5 .cse7 .cse3 .cse0)))) [2018-11-28 13:33:11,366 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 905 912) no Hoare annotation was computed. [2018-11-28 13:33:11,366 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 581 592) no Hoare annotation was computed. [2018-11-28 13:33:11,366 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 581 592) no Hoare annotation was computed. [2018-11-28 13:33:11,366 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 581 592) the Hoare annotation is: (let ((.cse10 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~systemActive~0 1)))) (let ((.cse7 (or .cse10 .cse4 (not (= |old(~waterLevel~0)| 1)))) (.cse6 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse9 (< 1 |old(~waterLevel~0)|)) (.cse0 (or .cse10 .cse4)) (.cse1 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or (< 0 |old(~waterLevel~0)|) .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse3 .cse2 .cse6) (or .cse7 .cse2 .cse3) (or .cse8 .cse7 .cse2) (or .cse2 .cse0 .cse1 .cse3 .cse6) (or .cse8 .cse0 .cse2 .cse1 .cse6) (or .cse9 (or (= 0 ~switchedOnBeforeTS~0) .cse4) .cse2 .cse5 .cse3) (or .cse8 .cse2 (and (or (< ~switchedOnBeforeTS~0 1) .cse9 .cse0) (or .cse9 .cse0 .cse1)))))) [2018-11-28 13:33:11,366 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 696 703) no Hoare annotation was computed. [2018-11-28 13:33:11,367 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 700) no Hoare annotation was computed. [2018-11-28 13:33:11,367 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 696 703) the Hoare annotation is: true [2018-11-28 13:33:11,367 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 696 703) no Hoare annotation was computed. [2018-11-28 13:33:11,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 01:33:11 BoogieIcfgContainer [2018-11-28 13:33:11,381 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 13:33:11,381 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 13:33:11,381 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 13:33:11,381 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 13:33:11,382 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:32:48" (3/4) ... [2018-11-28 13:33:11,385 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 13:33:11,390 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 13:33:11,390 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 13:33:11,390 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-28 13:33:11,390 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-28 13:33:11,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-28 13:33:11,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 13:33:11,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-28 13:33:11,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 13:33:11,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 13:33:11,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 13:33:11,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-28 13:33:11,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 13:33:11,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 13:33:11,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 13:33:11,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 13:33:11,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 13:33:11,391 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-28 13:33:11,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 13:33:11,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 13:33:11,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 13:33:11,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-28 13:33:11,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 13:33:11,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 13:33:11,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 13:33:11,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 13:33:11,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 13:33:11,392 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 13:33:11,393 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-28 13:33:11,393 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 13:33:11,393 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 13:33:11,399 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 49 nodes and edges [2018-11-28 13:33:11,399 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-28 13:33:11,400 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-28 13:33:11,400 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 13:33:11,400 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 13:33:11,401 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 13:33:11,420 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(\old(systemActive) == 1) || (((((0 == methaneLevelCritical && waterLevel == 2) && systemActive == 1) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((((waterLevel <= 1 && pumpRunning <= 0) && methaneLevelCritical == 1) && \old(pumpRunning) <= pumpRunning) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == methaneLevelCritical && waterLevel == 2) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || ((((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning <= 0) && \old(pumpRunning) <= pumpRunning) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((((0 == methaneLevelCritical && pumpRunning <= 0) && \old(waterLevel) == waterLevel) && \old(pumpRunning) <= pumpRunning) && systemActive == 1) && splverifierCounter == 0)) || ((((((1 <= switchedOnBeforeTS && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0) && pumpRunning <= 0) && methaneLevelCritical == 1) && \old(pumpRunning) <= pumpRunning)) || (((((waterLevel == 2 && methaneLevelCritical == 1) && systemActive == 1) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning) || ((0 == methaneLevelCritical && (((!(waterLevel == 1) && !(switchedOnBeforeTS == 0)) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && waterLevel <= 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-28 13:33:11,420 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-28 13:33:11,452 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9a97e9b5-283b-46db-8fbb-cc184f03ef44/bin-2019/uautomizer/witness.graphml [2018-11-28 13:33:11,452 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 13:33:11,453 INFO L168 Benchmark]: Toolchain (without parser) took 23761.53 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 800.1 MB). Free memory was 950.6 MB in the beginning and 1.4 GB in the end (delta: -493.9 MB). Peak memory consumption was 306.2 MB. Max. memory is 11.5 GB. [2018-11-28 13:33:11,453 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:33:11,453 INFO L168 Benchmark]: CACSL2BoogieTranslator took 355.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -162.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. [2018-11-28 13:33:11,454 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:33:11,454 INFO L168 Benchmark]: Boogie Preprocessor took 30.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-28 13:33:11,454 INFO L168 Benchmark]: RCFGBuilder took 428.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 11.5 GB. [2018-11-28 13:33:11,454 INFO L168 Benchmark]: TraceAbstraction took 22848.48 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 676.3 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -384.4 MB). Peak memory consumption was 849.0 MB. Max. memory is 11.5 GB. [2018-11-28 13:33:11,454 INFO L168 Benchmark]: Witness Printer took 70.90 ms. Allocated memory is still 1.8 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:33:11,456 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 355.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -162.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 428.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 22848.48 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 676.3 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -384.4 MB). Peak memory consumption was 849.0 MB. Max. memory is 11.5 GB. * Witness Printer took 70.90 ms. Allocated memory is still 1.8 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 700]: 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: 924]: Loop Invariant Derived loop invariant: ((((((((((!(\old(systemActive) == 1) || (((((0 == methaneLevelCritical && waterLevel == 2) && systemActive == 1) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((((waterLevel <= 1 && pumpRunning <= 0) && methaneLevelCritical == 1) && \old(pumpRunning) <= pumpRunning) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == methaneLevelCritical && waterLevel == 2) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || ((((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning <= 0) && \old(pumpRunning) <= pumpRunning) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((((0 == methaneLevelCritical && pumpRunning <= 0) && \old(waterLevel) == waterLevel) && \old(pumpRunning) <= pumpRunning) && systemActive == 1) && splverifierCounter == 0)) || ((((((1 <= switchedOnBeforeTS && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0) && pumpRunning <= 0) && methaneLevelCritical == 1) && \old(pumpRunning) <= pumpRunning)) || (((((waterLevel == 2 && methaneLevelCritical == 1) && systemActive == 1) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning) || ((0 == methaneLevelCritical && (((!(waterLevel == 1) && !(switchedOnBeforeTS == 0)) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && waterLevel <= 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 923]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 31 procedures, 160 locations, 1 error locations. SAFE Result, 22.7s OverallTime, 15 OverallIterations, 9 TraceHistogramMax, 8.4s AutomataDifference, 0.0s DeadEndRemovalTime, 10.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 3322 SDtfs, 4527 SDslu, 11456 SDs, 0 SdLazy, 13695 SolverSat, 2644 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1466 GetRequests, 1214 SyntacticMatches, 8 SemanticMatches, 244 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1833 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2130occurred in iteration=14, 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: 0.5s AutomataMinimizationTime, 15 MinimizatonAttempts, 1753 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 4302 PreInvPairs, 4592 NumberOfFragments, 5481 HoareAnnotationTreeSize, 4302 FomulaSimplifications, 122759 FormulaSimplificationTreeSizeReduction, 1.9s HoareSimplificationTime, 66 FomulaSimplificationsInter, 121542 FormulaSimplificationTreeSizeReductionInter, 8.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 3771 NumberOfCodeBlocks, 3771 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 3752 ConstructedInterpolants, 0 QuantifiedInterpolants, 1488656 SizeOfPredicates, 17 NumberOfNonLiveVariables, 4889 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 19 InterpolantComputations, 11 PerfectInterpolantSequences, 3021/3187 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...