./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product34_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_32d61a71-c104-4f73-9f79-16755a3e00bc/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_32d61a71-c104-4f73-9f79-16755a3e00bc/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_32d61a71-c104-4f73-9f79-16755a3e00bc/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_32d61a71-c104-4f73-9f79-16755a3e00bc/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product34_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_32d61a71-c104-4f73-9f79-16755a3e00bc/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_32d61a71-c104-4f73-9f79-16755a3e00bc/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 ae55322c9e2147e3768d03287d4758f350a7d088 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 13:10:37,313 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 13:10:37,314 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 13:10:37,322 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 13:10:37,322 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 13:10:37,323 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 13:10:37,324 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 13:10:37,325 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 13:10:37,326 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 13:10:37,327 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 13:10:37,327 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 13:10:37,328 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 13:10:37,328 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 13:10:37,329 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 13:10:37,330 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 13:10:37,330 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 13:10:37,331 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 13:10:37,332 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 13:10:37,333 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 13:10:37,334 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 13:10:37,335 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 13:10:37,336 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 13:10:37,337 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 13:10:37,337 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 13:10:37,337 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 13:10:37,338 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 13:10:37,339 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 13:10:37,339 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 13:10:37,340 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 13:10:37,340 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 13:10:37,341 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 13:10:37,341 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 13:10:37,341 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 13:10:37,341 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 13:10:37,342 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 13:10:37,343 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 13:10:37,343 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_32d61a71-c104-4f73-9f79-16755a3e00bc/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 13:10:37,353 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 13:10:37,353 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 13:10:37,354 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 13:10:37,354 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 13:10:37,355 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 13:10:37,355 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 13:10:37,355 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 13:10:37,355 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 13:10:37,355 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 13:10:37,355 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 13:10:37,355 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 13:10:37,356 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 13:10:37,356 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 13:10:37,356 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 13:10:37,356 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 13:10:37,356 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 13:10:37,356 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 13:10:37,356 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 13:10:37,356 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 13:10:37,357 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 13:10:37,357 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 13:10:37,357 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 13:10:37,357 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 13:10:37,357 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 13:10:37,357 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 13:10:37,357 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 13:10:37,358 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 13:10:37,358 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 13:10:37,358 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 13:10:37,358 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 13:10:37,358 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_32d61a71-c104-4f73-9f79-16755a3e00bc/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 -> ae55322c9e2147e3768d03287d4758f350a7d088 [2018-11-28 13:10:37,381 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 13:10:37,390 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 13:10:37,392 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 13:10:37,393 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 13:10:37,393 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 13:10:37,394 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_32d61a71-c104-4f73-9f79-16755a3e00bc/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product34_true-unreach-call_false-termination.cil.c [2018-11-28 13:10:37,441 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_32d61a71-c104-4f73-9f79-16755a3e00bc/bin-2019/uautomizer/data/5616eda37/eab7560040ff4900b92132b9984a7510/FLAG2c5a61fde [2018-11-28 13:10:37,863 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 13:10:37,863 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_32d61a71-c104-4f73-9f79-16755a3e00bc/sv-benchmarks/c/product-lines/minepump_spec5_product34_true-unreach-call_false-termination.cil.c [2018-11-28 13:10:37,869 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_32d61a71-c104-4f73-9f79-16755a3e00bc/bin-2019/uautomizer/data/5616eda37/eab7560040ff4900b92132b9984a7510/FLAG2c5a61fde [2018-11-28 13:10:37,879 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_32d61a71-c104-4f73-9f79-16755a3e00bc/bin-2019/uautomizer/data/5616eda37/eab7560040ff4900b92132b9984a7510 [2018-11-28 13:10:37,881 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 13:10:37,882 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 13:10:37,882 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 13:10:37,882 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 13:10:37,884 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 13:10:37,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:10:37" (1/1) ... [2018-11-28 13:10:37,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@246385e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:37, skipping insertion in model container [2018-11-28 13:10:37,887 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:10:37" (1/1) ... [2018-11-28 13:10:37,891 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 13:10:37,918 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 13:10:38,090 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:10:38,147 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 13:10:38,192 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 13:10:38,211 INFO L195 MainTranslator]: Completed translation [2018-11-28 13:10:38,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:38 WrapperNode [2018-11-28 13:10:38,212 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 13:10:38,212 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 13:10:38,212 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 13:10:38,212 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 13:10:38,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:38" (1/1) ... [2018-11-28 13:10:38,227 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:38" (1/1) ... [2018-11-28 13:10:38,233 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 13:10:38,233 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 13:10:38,233 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 13:10:38,233 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 13:10:38,242 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:38" (1/1) ... [2018-11-28 13:10:38,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:38" (1/1) ... [2018-11-28 13:10:38,245 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:38" (1/1) ... [2018-11-28 13:10:38,245 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:38" (1/1) ... [2018-11-28 13:10:38,252 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:38" (1/1) ... [2018-11-28 13:10:38,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:38" (1/1) ... [2018-11-28 13:10:38,258 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:38" (1/1) ... [2018-11-28 13:10:38,260 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 13:10:38,261 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 13:10:38,261 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 13:10:38,261 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 13:10:38,262 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_32d61a71-c104-4f73-9f79-16755a3e00bc/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 13:10:38,297 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 13:10:38,297 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 13:10:38,297 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 13:10:38,297 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 13:10:38,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 13:10:38,298 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 13:10:38,298 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 13:10:38,298 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 13:10:38,298 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 13:10:38,298 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 13:10:38,298 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 13:10:38,298 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 13:10:38,298 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 13:10:38,298 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 13:10:38,299 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 13:10:38,299 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 13:10:38,299 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 13:10:38,299 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 13:10:38,299 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 13:10:38,299 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-28 13:10:38,299 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-28 13:10:38,299 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 13:10:38,299 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 13:10:38,300 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 13:10:38,300 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 13:10:38,300 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 13:10:38,300 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 13:10:38,300 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-28 13:10:38,300 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-28 13:10:38,300 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 13:10:38,300 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 13:10:38,301 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 13:10:38,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 13:10:38,301 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 13:10:38,301 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 13:10:38,301 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-28 13:10:38,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-28 13:10:38,301 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-28 13:10:38,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-28 13:10:38,301 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-28 13:10:38,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-28 13:10:38,302 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 13:10:38,302 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 13:10:38,302 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 13:10:38,302 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 13:10:38,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 13:10:38,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 13:10:38,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 13:10:38,302 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 13:10:38,302 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 13:10:38,303 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 13:10:38,303 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 13:10:38,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 13:10:38,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 13:10:38,701 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 13:10:38,701 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 13:10:38,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:10:38 BoogieIcfgContainer [2018-11-28 13:10:38,703 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 13:10:38,703 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 13:10:38,704 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 13:10:38,706 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 13:10:38,706 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 01:10:37" (1/3) ... [2018-11-28 13:10:38,707 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7172c273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:10:38, skipping insertion in model container [2018-11-28 13:10:38,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:10:38" (2/3) ... [2018-11-28 13:10:38,707 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7172c273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 01:10:38, skipping insertion in model container [2018-11-28 13:10:38,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:10:38" (3/3) ... [2018-11-28 13:10:38,708 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product34_true-unreach-call_false-termination.cil.c [2018-11-28 13:10:38,715 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 13:10:38,720 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 13:10:38,730 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 13:10:38,750 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 13:10:38,750 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 13:10:38,750 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 13:10:38,751 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 13:10:38,751 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 13:10:38,751 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 13:10:38,751 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 13:10:38,751 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 13:10:38,751 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 13:10:38,766 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states. [2018-11-28 13:10:38,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-28 13:10:38,772 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:10:38,773 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:10:38,774 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:10:38,778 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:10:38,778 INFO L82 PathProgramCache]: Analyzing trace with hash -1718432937, now seen corresponding path program 1 times [2018-11-28 13:10:38,779 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:10:38,779 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:10:38,807 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:38,807 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:10:38,807 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:38,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:10:38,960 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 13:10:38,962 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:10:38,962 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 13:10:38,964 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 13:10:38,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 13:10:38,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 13:10:38,974 INFO L87 Difference]: Start difference. First operand 132 states. Second operand 2 states. [2018-11-28 13:10:39,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:10:39,002 INFO L93 Difference]: Finished difference Result 234 states and 291 transitions. [2018-11-28 13:10:39,003 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 13:10:39,003 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-28 13:10:39,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:10:39,012 INFO L225 Difference]: With dead ends: 234 [2018-11-28 13:10:39,012 INFO L226 Difference]: Without dead ends: 119 [2018-11-28 13:10:39,015 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 13:10:39,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2018-11-28 13:10:39,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2018-11-28 13:10:39,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2018-11-28 13:10:39,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 139 transitions. [2018-11-28 13:10:39,053 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 139 transitions. Word has length 59 [2018-11-28 13:10:39,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:10:39,053 INFO L480 AbstractCegarLoop]: Abstraction has 119 states and 139 transitions. [2018-11-28 13:10:39,053 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 13:10:39,054 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 139 transitions. [2018-11-28 13:10:39,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-28 13:10:39,057 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:10:39,057 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 13:10:39,057 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:10:39,058 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:10:39,058 INFO L82 PathProgramCache]: Analyzing trace with hash 1557942145, now seen corresponding path program 1 times [2018-11-28 13:10:39,058 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:10:39,058 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:10:39,059 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:39,059 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:10:39,059 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:39,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:10:39,149 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 13:10:39,149 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:10:39,149 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 13:10:39,151 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 13:10:39,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 13:10:39,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 13:10:39,151 INFO L87 Difference]: Start difference. First operand 119 states and 139 transitions. Second operand 3 states. [2018-11-28 13:10:39,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:10:39,169 INFO L93 Difference]: Finished difference Result 179 states and 209 transitions. [2018-11-28 13:10:39,170 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 13:10:39,170 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-28 13:10:39,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:10:39,172 INFO L225 Difference]: With dead ends: 179 [2018-11-28 13:10:39,172 INFO L226 Difference]: Without dead ends: 110 [2018-11-28 13:10:39,173 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 13:10:39,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2018-11-28 13:10:39,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2018-11-28 13:10:39,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2018-11-28 13:10:39,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 127 transitions. [2018-11-28 13:10:39,183 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 127 transitions. Word has length 60 [2018-11-28 13:10:39,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:10:39,184 INFO L480 AbstractCegarLoop]: Abstraction has 110 states and 127 transitions. [2018-11-28 13:10:39,184 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 13:10:39,184 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 127 transitions. [2018-11-28 13:10:39,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-28 13:10:39,185 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:10:39,185 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 13:10:39,185 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:10:39,186 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:10:39,186 INFO L82 PathProgramCache]: Analyzing trace with hash 1475085865, now seen corresponding path program 1 times [2018-11-28 13:10:39,186 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:10:39,186 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:10:39,187 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:39,187 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:10:39,187 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:39,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:10:39,297 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 13:10:39,297 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:10:39,297 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 13:10:39,298 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 13:10:39,298 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 13:10:39,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 13:10:39,298 INFO L87 Difference]: Start difference. First operand 110 states and 127 transitions. Second operand 7 states. [2018-11-28 13:10:39,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:10:39,497 INFO L93 Difference]: Finished difference Result 192 states and 227 transitions. [2018-11-28 13:10:39,497 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 13:10:39,497 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-11-28 13:10:39,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:10:39,499 INFO L225 Difference]: With dead ends: 192 [2018-11-28 13:10:39,499 INFO L226 Difference]: Without dead ends: 110 [2018-11-28 13:10:39,499 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 13:10:39,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2018-11-28 13:10:39,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2018-11-28 13:10:39,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2018-11-28 13:10:39,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 126 transitions. [2018-11-28 13:10:39,506 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 126 transitions. Word has length 65 [2018-11-28 13:10:39,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:10:39,507 INFO L480 AbstractCegarLoop]: Abstraction has 110 states and 126 transitions. [2018-11-28 13:10:39,507 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 13:10:39,507 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 126 transitions. [2018-11-28 13:10:39,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-28 13:10:39,508 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:10:39,508 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] [2018-11-28 13:10:39,508 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:10:39,509 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:10:39,509 INFO L82 PathProgramCache]: Analyzing trace with hash -2137786116, now seen corresponding path program 1 times [2018-11-28 13:10:39,509 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:10:39,509 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:10:39,510 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:39,510 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:10:39,510 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:39,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:10:39,601 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 13:10:39,601 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:10:39,601 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 13:10:39,602 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 13:10:39,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 13:10:39,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 13:10:39,602 INFO L87 Difference]: Start difference. First operand 110 states and 126 transitions. Second operand 5 states. [2018-11-28 13:10:39,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:10:39,861 INFO L93 Difference]: Finished difference Result 287 states and 347 transitions. [2018-11-28 13:10:39,861 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 13:10:39,861 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 73 [2018-11-28 13:10:39,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:10:39,864 INFO L225 Difference]: With dead ends: 287 [2018-11-28 13:10:39,864 INFO L226 Difference]: Without dead ends: 205 [2018-11-28 13:10:39,865 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-11-28 13:10:39,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2018-11-28 13:10:39,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 186. [2018-11-28 13:10:39,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 186 states. [2018-11-28 13:10:39,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 215 transitions. [2018-11-28 13:10:39,884 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 215 transitions. Word has length 73 [2018-11-28 13:10:39,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:10:39,884 INFO L480 AbstractCegarLoop]: Abstraction has 186 states and 215 transitions. [2018-11-28 13:10:39,884 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 13:10:39,885 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 215 transitions. [2018-11-28 13:10:39,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-28 13:10:39,886 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:10:39,886 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] [2018-11-28 13:10:39,887 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:10:39,887 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:10:39,887 INFO L82 PathProgramCache]: Analyzing trace with hash 1021187037, now seen corresponding path program 1 times [2018-11-28 13:10:39,887 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:10:39,887 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:10:39,888 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:39,888 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:10:39,888 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:39,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:10:39,997 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 13:10:39,997 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:10:39,997 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 13:10:39,997 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 13:10:39,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 13:10:39,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 13:10:39,998 INFO L87 Difference]: Start difference. First operand 186 states and 215 transitions. Second operand 7 states. [2018-11-28 13:10:40,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:10:40,365 INFO L93 Difference]: Finished difference Result 362 states and 432 transitions. [2018-11-28 13:10:40,365 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 13:10:40,366 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 87 [2018-11-28 13:10:40,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:10:40,367 INFO L225 Difference]: With dead ends: 362 [2018-11-28 13:10:40,368 INFO L226 Difference]: Without dead ends: 204 [2018-11-28 13:10:40,369 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-28 13:10:40,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2018-11-28 13:10:40,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 185. [2018-11-28 13:10:40,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 185 states. [2018-11-28 13:10:40,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 212 transitions. [2018-11-28 13:10:40,387 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 212 transitions. Word has length 87 [2018-11-28 13:10:40,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:10:40,388 INFO L480 AbstractCegarLoop]: Abstraction has 185 states and 212 transitions. [2018-11-28 13:10:40,388 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 13:10:40,388 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 212 transitions. [2018-11-28 13:10:40,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-28 13:10:40,389 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:10:40,389 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:10:40,390 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:10:40,390 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:10:40,390 INFO L82 PathProgramCache]: Analyzing trace with hash -433776398, now seen corresponding path program 1 times [2018-11-28 13:10:40,390 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:10:40,390 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:10:40,391 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:40,391 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:10:40,391 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:40,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:10:40,451 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 13:10:40,451 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:10:40,452 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 13:10:40,452 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 13:10:40,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 13:10:40,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 13:10:40,453 INFO L87 Difference]: Start difference. First operand 185 states and 212 transitions. Second operand 6 states. [2018-11-28 13:10:40,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:10:40,480 INFO L93 Difference]: Finished difference Result 347 states and 405 transitions. [2018-11-28 13:10:40,481 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 13:10:40,481 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 88 [2018-11-28 13:10:40,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:10:40,484 INFO L225 Difference]: With dead ends: 347 [2018-11-28 13:10:40,484 INFO L226 Difference]: Without dead ends: 190 [2018-11-28 13:10:40,485 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 13:10:40,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2018-11-28 13:10:40,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 190. [2018-11-28 13:10:40,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2018-11-28 13:10:40,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 217 transitions. [2018-11-28 13:10:40,500 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 217 transitions. Word has length 88 [2018-11-28 13:10:40,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:10:40,501 INFO L480 AbstractCegarLoop]: Abstraction has 190 states and 217 transitions. [2018-11-28 13:10:40,501 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 13:10:40,501 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 217 transitions. [2018-11-28 13:10:40,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-28 13:10:40,502 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:10:40,502 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:10:40,502 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:10:40,503 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:10:40,503 INFO L82 PathProgramCache]: Analyzing trace with hash 952426996, now seen corresponding path program 1 times [2018-11-28 13:10:40,503 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:10:40,503 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:10:40,503 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:40,504 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:10:40,504 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:40,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:10:40,569 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 13:10:40,569 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:10:40,570 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 13:10:40,570 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 13:10:40,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 13:10:40,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 13:10:40,570 INFO L87 Difference]: Start difference. First operand 190 states and 217 transitions. Second operand 8 states. [2018-11-28 13:10:40,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:10:40,598 INFO L93 Difference]: Finished difference Result 359 states and 421 transitions. [2018-11-28 13:10:40,599 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 13:10:40,599 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 88 [2018-11-28 13:10:40,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:10:40,600 INFO L225 Difference]: With dead ends: 359 [2018-11-28 13:10:40,601 INFO L226 Difference]: Without dead ends: 197 [2018-11-28 13:10:40,601 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 13:10:40,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2018-11-28 13:10:40,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 194. [2018-11-28 13:10:40,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2018-11-28 13:10:40,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 221 transitions. [2018-11-28 13:10:40,613 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 221 transitions. Word has length 88 [2018-11-28 13:10:40,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:10:40,613 INFO L480 AbstractCegarLoop]: Abstraction has 194 states and 221 transitions. [2018-11-28 13:10:40,614 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 13:10:40,614 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 221 transitions. [2018-11-28 13:10:40,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-28 13:10:40,615 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:10:40,615 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:10:40,615 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:10:40,615 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:10:40,615 INFO L82 PathProgramCache]: Analyzing trace with hash -1231249931, now seen corresponding path program 1 times [2018-11-28 13:10:40,615 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:10:40,615 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:10:40,616 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:40,616 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:10:40,616 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:40,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:10:40,679 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 13:10:40,679 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:10:40,679 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 13:10:40,680 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 13:10:40,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 13:10:40,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 13:10:40,680 INFO L87 Difference]: Start difference. First operand 194 states and 221 transitions. Second operand 4 states. [2018-11-28 13:10:40,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:10:40,828 INFO L93 Difference]: Finished difference Result 562 states and 671 transitions. [2018-11-28 13:10:40,828 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 13:10:40,828 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 88 [2018-11-28 13:10:40,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:10:40,830 INFO L225 Difference]: With dead ends: 562 [2018-11-28 13:10:40,830 INFO L226 Difference]: Without dead ends: 396 [2018-11-28 13:10:40,831 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 13:10:40,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2018-11-28 13:10:40,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 387. [2018-11-28 13:10:40,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 387 states. [2018-11-28 13:10:40,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 387 states and 451 transitions. [2018-11-28 13:10:40,865 INFO L78 Accepts]: Start accepts. Automaton has 387 states and 451 transitions. Word has length 88 [2018-11-28 13:10:40,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:10:40,865 INFO L480 AbstractCegarLoop]: Abstraction has 387 states and 451 transitions. [2018-11-28 13:10:40,865 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 13:10:40,865 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 451 transitions. [2018-11-28 13:10:40,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-28 13:10:40,866 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:10:40,866 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 13:10:40,866 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:10:40,867 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:10:40,867 INFO L82 PathProgramCache]: Analyzing trace with hash -1452787793, now seen corresponding path program 1 times [2018-11-28 13:10:40,867 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:10:40,867 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:10:40,867 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:40,868 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:10:40,868 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:40,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:10:40,977 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 13:10:40,978 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 13:10:40,978 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 13:10:40,978 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 13:10:40,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 13:10:40,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-28 13:10:40,979 INFO L87 Difference]: Start difference. First operand 387 states and 451 transitions. Second operand 9 states. [2018-11-28 13:10:41,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:10:41,503 INFO L93 Difference]: Finished difference Result 1022 states and 1243 transitions. [2018-11-28 13:10:41,504 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-28 13:10:41,504 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 92 [2018-11-28 13:10:41,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:10:41,507 INFO L225 Difference]: With dead ends: 1022 [2018-11-28 13:10:41,507 INFO L226 Difference]: Without dead ends: 730 [2018-11-28 13:10:41,508 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 13:10:41,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 730 states. [2018-11-28 13:10:41,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 730 to 652. [2018-11-28 13:10:41,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 652 states. [2018-11-28 13:10:41,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 652 states and 751 transitions. [2018-11-28 13:10:41,543 INFO L78 Accepts]: Start accepts. Automaton has 652 states and 751 transitions. Word has length 92 [2018-11-28 13:10:41,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:10:41,543 INFO L480 AbstractCegarLoop]: Abstraction has 652 states and 751 transitions. [2018-11-28 13:10:41,544 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 13:10:41,544 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 751 transitions. [2018-11-28 13:10:41,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-28 13:10:41,545 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 13:10:41,546 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 13:10:41,546 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 13:10:41,546 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 13:10:41,546 INFO L82 PathProgramCache]: Analyzing trace with hash 148420253, now seen corresponding path program 1 times [2018-11-28 13:10:41,546 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 13:10:41,546 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 13:10:41,547 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:41,547 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:10:41,547 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 13:10:41,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:10:41,659 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 23 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-28 13:10:41,659 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 13:10:41,659 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_32d61a71-c104-4f73-9f79-16755a3e00bc/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 13:10:41,671 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 13:10:41,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 13:10:41,786 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 13:10:41,920 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 26 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 13:10:41,945 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 13:10:41,945 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-28 13:10:41,946 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-28 13:10:41,946 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-28 13:10:41,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-28 13:10:41,947 INFO L87 Difference]: Start difference. First operand 652 states and 751 transitions. Second operand 16 states. [2018-11-28 13:10:42,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 13:10:42,476 INFO L93 Difference]: Finished difference Result 1031 states and 1207 transitions. [2018-11-28 13:10:42,476 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-28 13:10:42,476 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 136 [2018-11-28 13:10:42,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 13:10:42,477 INFO L225 Difference]: With dead ends: 1031 [2018-11-28 13:10:42,477 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 13:10:42,479 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=112, Invalid=538, Unknown=0, NotChecked=0, Total=650 [2018-11-28 13:10:42,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 13:10:42,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 13:10:42,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 13:10:42,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 13:10:42,479 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 136 [2018-11-28 13:10:42,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 13:10:42,480 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 13:10:42,480 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-28 13:10:42,480 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 13:10:42,480 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 13:10:42,483 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 13:10:42,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:42,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:42,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:42,698 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 13:10:43,201 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2018-11-28 13:10:44,019 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 39 [2018-11-28 13:10:44,258 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-11-28 13:10:44,258 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-11-28 13:10:44,259 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-11-28 13:10:44,259 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-11-28 13:10:44,259 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-11-28 13:10:44,259 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 794 801) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-28 13:10:44,259 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 794 801) no Hoare annotation was computed. [2018-11-28 13:10:44,259 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 794 801) no Hoare annotation was computed. [2018-11-28 13:10:44,259 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 802 811) the Hoare annotation is: (let ((.cse2 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1)) .cse3) (or .cse3 (not (= 1 ~pumpRunning~0)) .cse1 .cse2) (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2))) .cse3))) [2018-11-28 13:10:44,259 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 802 811) no Hoare annotation was computed. [2018-11-28 13:10:44,259 INFO L448 ceAbstractionStarter]: For program point L807(line 807) no Hoare annotation was computed. [2018-11-28 13:10:44,259 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 802 811) no Hoare annotation was computed. [2018-11-28 13:10:44,259 INFO L444 ceAbstractionStarter]: At program point L827(line 827) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4 (not (= ~waterLevel~0 1))) (or .cse0 .cse1 .cse4) (or .cse3 .cse1 .cse4 .cse2))) [2018-11-28 13:10:44,260 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 831) no Hoare annotation was computed. [2018-11-28 13:10:44,260 INFO L448 ceAbstractionStarter]: For program point L824(lines 824 834) no Hoare annotation was computed. [2018-11-28 13:10:44,260 INFO L444 ceAbstractionStarter]: At program point L822(line 822) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or (not (= 0 ~pumpRunning~0)) .cse0 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse1))) [2018-11-28 13:10:44,260 INFO L448 ceAbstractionStarter]: For program point L822-1(line 822) no Hoare annotation was computed. [2018-11-28 13:10:44,260 INFO L448 ceAbstractionStarter]: For program point L820(lines 820 837) no Hoare annotation was computed. [2018-11-28 13:10:44,260 INFO L448 ceAbstractionStarter]: For program point L820-1(lines 812 840) no Hoare annotation was computed. [2018-11-28 13:10:44,260 INFO L451 ceAbstractionStarter]: At program point L818(line 818) the Hoare annotation is: true [2018-11-28 13:10:44,260 INFO L448 ceAbstractionStarter]: For program point L818-1(line 818) no Hoare annotation was computed. [2018-11-28 13:10:44,260 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 812 840) the Hoare annotation is: true [2018-11-28 13:10:44,260 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 812 840) no Hoare annotation was computed. [2018-11-28 13:10:44,261 INFO L444 ceAbstractionStarter]: At program point L927(line 927) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= main_~tmp~7 ~systemActive~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 13:10:44,261 INFO L444 ceAbstractionStarter]: At program point L927-1(line 927) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= main_~tmp~7 ~systemActive~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 13:10:44,261 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 915 937) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 13:10:44,261 INFO L448 ceAbstractionStarter]: For program point L925(lines 925 932) no Hoare annotation was computed. [2018-11-28 13:10:44,262 INFO L448 ceAbstractionStarter]: For program point L925-1(lines 925 932) no Hoare annotation was computed. [2018-11-28 13:10:44,262 INFO L448 ceAbstractionStarter]: For program point L923(line 923) no Hoare annotation was computed. [2018-11-28 13:10:44,262 INFO L444 ceAbstractionStarter]: At program point L922(line 922) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 13:10:44,262 INFO L444 ceAbstractionStarter]: At program point L921(line 921) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 13:10:44,262 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 915 937) no Hoare annotation was computed. [2018-11-28 13:10:44,262 INFO L444 ceAbstractionStarter]: At program point L921-1(line 921) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 13:10:44,262 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 915 937) no Hoare annotation was computed. [2018-11-28 13:10:44,262 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 720 728) no Hoare annotation was computed. [2018-11-28 13:10:44,262 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 720 728) the Hoare annotation is: true [2018-11-28 13:10:44,262 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 720 728) no Hoare annotation was computed. [2018-11-28 13:10:44,263 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-11-28 13:10:44,263 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-11-28 13:10:44,263 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 904 914) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 13:10:44,263 INFO L444 ceAbstractionStarter]: At program point L909(line 909) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 13:10:44,263 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 904 914) no Hoare annotation was computed. [2018-11-28 13:10:44,263 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 904 914) no Hoare annotation was computed. [2018-11-28 13:10:44,263 INFO L448 ceAbstractionStarter]: For program point L674-1(line 674) no Hoare annotation was computed. [2018-11-28 13:10:44,263 INFO L448 ceAbstractionStarter]: For program point L672(lines 672 689) no Hoare annotation was computed. [2018-11-28 13:10:44,263 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 668 692) no Hoare annotation was computed. [2018-11-28 13:10:44,264 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 668 692) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2))) .cse3) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1)) .cse3) (or .cse3 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0))) [2018-11-28 13:10:44,264 INFO L444 ceAbstractionStarter]: At program point L687(line 687) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0))) [2018-11-28 13:10:44,264 INFO L448 ceAbstractionStarter]: For program point L687-1(lines 668 692) no Hoare annotation was computed. [2018-11-28 13:10:44,264 INFO L444 ceAbstractionStarter]: At program point L682(line 682) the Hoare annotation is: (let ((.cse3 (and (= processEnvironment_~tmp~4 0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 .cse3 .cse0 .cse1 (not (= ~waterLevel~0 1))) (or .cse3 .cse1 (or .cse2 .cse0 (not (= ~waterLevel~0 2)))))) [2018-11-28 13:10:44,264 INFO L444 ceAbstractionStarter]: At program point L678(line 678) the Hoare annotation is: (let ((.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 .cse0 .cse1 (not (= ~waterLevel~0 1))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse1 (or .cse2 .cse0 (not (= ~waterLevel~0 2)))))) [2018-11-28 13:10:44,264 INFO L448 ceAbstractionStarter]: For program point L676(lines 676 684) no Hoare annotation was computed. [2018-11-28 13:10:44,264 INFO L444 ceAbstractionStarter]: At program point L674(line 674) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse1 (or .cse2 .cse0 (not (= ~waterLevel~0 2))) .cse3) (or .cse2 .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse3))) [2018-11-28 13:10:44,264 INFO L448 ceAbstractionStarter]: For program point L543(lines 543 549) no Hoare annotation was computed. [2018-11-28 13:10:44,265 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 539 552) no Hoare annotation was computed. [2018-11-28 13:10:44,265 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 539 552) the Hoare annotation is: true [2018-11-28 13:10:44,265 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 539 552) no Hoare annotation was computed. [2018-11-28 13:10:44,265 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 660 666) no Hoare annotation was computed. [2018-11-28 13:10:44,265 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 660 666) the Hoare annotation is: true [2018-11-28 13:10:44,265 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 557 622) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 13:10:44,265 INFO L448 ceAbstractionStarter]: For program point L605(lines 605 609) no Hoare annotation was computed. [2018-11-28 13:10:44,265 INFO L444 ceAbstractionStarter]: At program point L605-2(lines 597 610) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse4 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse2 .cse3) (and .cse1 .cse2 .cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse4 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-11-28 13:10:44,265 INFO L448 ceAbstractionStarter]: For program point L568(lines 567 614) no Hoare annotation was computed. [2018-11-28 13:10:44,266 INFO L444 ceAbstractionStarter]: At program point L599(line 599) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse4 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse2 .cse3) (and .cse1 .cse2 .cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse4 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-11-28 13:10:44,266 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 557 622) no Hoare annotation was computed. [2018-11-28 13:10:44,266 INFO L448 ceAbstractionStarter]: For program point L597(lines 597 610) no Hoare annotation was computed. [2018-11-28 13:10:44,266 INFO L444 ceAbstractionStarter]: At program point L589(line 589) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse4 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse2 .cse3) (and .cse1 .cse2 .cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse4 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-11-28 13:10:44,266 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 593) no Hoare annotation was computed. [2018-11-28 13:10:44,266 INFO L448 ceAbstractionStarter]: For program point L587-1(lines 587 593) no Hoare annotation was computed. [2018-11-28 13:10:44,266 INFO L444 ceAbstractionStarter]: At program point L612(lines 567 614) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 .cse2 .cse3) (and .cse5 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (= 1 ~waterLevel~0) .cse2 .cse3))) [2018-11-28 13:10:44,266 INFO L444 ceAbstractionStarter]: At program point L579(line 579) the Hoare annotation is: (let ((.cse3 (= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (and .cse0 .cse1 .cse2) .cse3 .cse4) (and .cse3 .cse5 .cse1 .cse2) (and .cse5 .cse1 .cse2 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (= 1 ~waterLevel~0) .cse1 .cse2))) [2018-11-28 13:10:44,267 INFO L448 ceAbstractionStarter]: For program point L577(lines 577 583) no Hoare annotation was computed. [2018-11-28 13:10:44,267 INFO L448 ceAbstractionStarter]: For program point L577-1(lines 577 583) no Hoare annotation was computed. [2018-11-28 13:10:44,267 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 573) no Hoare annotation was computed. [2018-11-28 13:10:44,267 INFO L444 ceAbstractionStarter]: At program point L615(lines 566 616) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 13:10:44,267 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 557 622) no Hoare annotation was computed. [2018-11-28 13:10:44,267 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 13:10:44,267 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (or (= ~waterLevel~0 1) (= |old(~waterLevel~0)| ~waterLevel~0))) [2018-11-28 13:10:44,267 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 13:10:44,267 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 693 700) no Hoare annotation was computed. [2018-11-28 13:10:44,268 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 693 700) no Hoare annotation was computed. [2018-11-28 13:10:44,268 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 693 700) 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 (= ~waterLevel~0 2))) [2018-11-28 13:10:44,268 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 765 783) no Hoare annotation was computed. [2018-11-28 13:10:44,268 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 778) no Hoare annotation was computed. [2018-11-28 13:10:44,268 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 765 783) the Hoare annotation is: true [2018-11-28 13:10:44,268 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 765 783) no Hoare annotation was computed. [2018-11-28 13:10:44,268 INFO L451 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: true [2018-11-28 13:10:44,268 INFO L448 ceAbstractionStarter]: For program point L774-2(lines 774 778) no Hoare annotation was computed. [2018-11-28 13:10:44,268 INFO L448 ceAbstractionStarter]: For program point L772-1(line 772) no Hoare annotation was computed. [2018-11-28 13:10:44,268 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 530 538) the Hoare annotation is: true [2018-11-28 13:10:44,269 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 530 538) no Hoare annotation was computed. [2018-11-28 13:10:44,269 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 530 538) no Hoare annotation was computed. [2018-11-28 13:10:44,269 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 486 497) the Hoare annotation is: true [2018-11-28 13:10:44,269 INFO L448 ceAbstractionStarter]: For program point L490-1(lines 486 497) no Hoare annotation was computed. [2018-11-28 13:10:44,269 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 486 497) no Hoare annotation was computed. [2018-11-28 13:10:44,269 INFO L448 ceAbstractionStarter]: For program point L864(line 864) no Hoare annotation was computed. [2018-11-28 13:10:44,269 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 843 872) no Hoare annotation was computed. [2018-11-28 13:10:44,269 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 843 872) the Hoare annotation is: true [2018-11-28 13:10:44,269 INFO L448 ceAbstractionStarter]: For program point L857(lines 857 861) no Hoare annotation was computed. [2018-11-28 13:10:44,269 INFO L451 ceAbstractionStarter]: At program point L857-1(lines 857 861) the Hoare annotation is: true [2018-11-28 13:10:44,269 INFO L448 ceAbstractionStarter]: For program point L854(line 854) no Hoare annotation was computed. [2018-11-28 13:10:44,269 INFO L451 ceAbstractionStarter]: At program point L853-2(lines 853 867) the Hoare annotation is: true [2018-11-28 13:10:44,270 INFO L451 ceAbstractionStarter]: At program point L849(line 849) the Hoare annotation is: true [2018-11-28 13:10:44,270 INFO L448 ceAbstractionStarter]: For program point L849-1(line 849) no Hoare annotation was computed. [2018-11-28 13:10:44,270 INFO L451 ceAbstractionStarter]: At program point L868(lines 843 872) the Hoare annotation is: true [2018-11-28 13:10:44,270 INFO L448 ceAbstractionStarter]: For program point L640(lines 636 658) no Hoare annotation was computed. [2018-11-28 13:10:44,270 INFO L448 ceAbstractionStarter]: For program point L638(lines 636 658) no Hoare annotation was computed. [2018-11-28 13:10:44,270 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 633 659) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse10 (not (= |old(~waterLevel~0)| 2)))) (let ((.cse5 (not (= |old(~waterLevel~0)| 1))) (.cse7 (= 0 ~pumpRunning~0)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse8 (= ~pumpRunning~0 1)) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse9 (or .cse4 .cse2 .cse10)) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse2 .cse3 .cse5 .cse6) (or .cse4 (and .cse7 (= 1 ~waterLevel~0)) .cse2 .cse5) (or (and .cse8 .cse6) .cse1 .cse2 .cse3) (or (and .cse7 .cse0) .cse9) (or (or .cse2 .cse10) .cse1 (and .cse8 .cse0)) (or .cse3 .cse9 .cse6)))) [2018-11-28 13:10:44,270 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 633 659) no Hoare annotation was computed. [2018-11-28 13:10:44,270 INFO L444 ceAbstractionStarter]: At program point L649(line 649) the Hoare annotation is: (let ((.cse0 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (= 1 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= |old(~waterLevel~0)| 2))) (.cse5 (= 0 ~pumpRunning~0)) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (and .cse1 .cse2) .cse3 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or .cse4 .cse3 (not (= |old(~waterLevel~0)| 1)) (and .cse5 .cse6 .cse2)) (or (or .cse3 .cse7) .cse0 (and .cse6 .cse1 .cse2)) (or (or .cse4 .cse3 .cse7) (and .cse5 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2)))) [2018-11-28 13:10:44,271 INFO L444 ceAbstractionStarter]: At program point L647(lines 647 653) the Hoare annotation is: (let ((.cse0 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (= 1 ~waterLevel~0)) (.cse5 (= 0 ~pumpRunning~0)) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 (and .cse1 .cse2) .cse3 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (or .cse4 .cse3 (not (= |old(~waterLevel~0)| 1)) (and .cse5 .cse6 .cse2)) (or (or .cse3 .cse7) .cse0 (and .cse6 .cse1 .cse2)) (let ((.cse8 (= |old(~waterLevel~0)| ~waterLevel~0))) (or (and .cse5 .cse8 .cse2) (and .cse1 .cse8) (or .cse4 .cse3 .cse7))))) [2018-11-28 13:10:44,271 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 633 659) no Hoare annotation was computed. [2018-11-28 13:10:44,271 INFO L444 ceAbstractionStarter]: At program point L642(line 642) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse3 (= ~pumpRunning~0 1)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (and .cse3 .cse4 .cse5) (or .cse1 .cse2) .cse6) (or (and .cse3 (or (= ~waterLevel~0 1) .cse4) .cse5) .cse6 .cse1 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))))) [2018-11-28 13:10:44,271 INFO L448 ceAbstractionStarter]: For program point L466-1(lines 462 473) no Hoare annotation was computed. [2018-11-28 13:10:44,271 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 462 473) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (or (not (= ~systemActive~0 1)) (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= |old(~waterLevel~0)| 2))) (or (or (= ~waterLevel~0 1) .cse0) .cse1 .cse2 .cse3))) [2018-11-28 13:10:44,271 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 462 473) no Hoare annotation was computed. [2018-11-28 13:10:44,271 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 897 903) no Hoare annotation was computed. [2018-11-28 13:10:44,271 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 897 903) the Hoare annotation is: true [2018-11-28 13:10:44,271 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 13:10:44,272 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-28 13:10:44,272 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 13:10:44,272 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 13:10:44,272 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 784 791) no Hoare annotation was computed. [2018-11-28 13:10:44,272 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 784 791) the Hoare annotation is: (let ((.cse3 (not (= 1 ~pumpRunning~0))) (.cse1 (= ~systemActive~0 1)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= |old(~systemActive~0)| 1))) (.cse4 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or .cse1 .cse3 .cse2 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (or .cse2 .cse4) .cse3 .cse1) (or .cse1 (or .cse0 .cse2 .cse4)))) [2018-11-28 13:10:44,272 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 784 791) no Hoare annotation was computed. [2018-11-28 13:10:44,272 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 474 485) no Hoare annotation was computed. [2018-11-28 13:10:44,272 INFO L448 ceAbstractionStarter]: For program point L478-1(lines 474 485) no Hoare annotation was computed. [2018-11-28 13:10:44,272 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 474 485) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (not (= |old(~waterLevel~0)| 2)))) (and (or (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (= 1 ~waterLevel~0)) (or (or (= ~waterLevel~0 1) .cse2) .cse1 .cse3 .cse4) (or (or .cse0 .cse1) .cse2 .cse4 .cse5) (or .cse1 .cse3 .cse2 .cse5))) [2018-11-28 13:10:44,272 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 78 85) no Hoare annotation was computed. [2018-11-28 13:10:44,273 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2018-11-28 13:10:44,273 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 78 85) the Hoare annotation is: true [2018-11-28 13:10:44,273 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 78 85) no Hoare annotation was computed. [2018-11-28 13:10:44,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 01:10:44 BoogieIcfgContainer [2018-11-28 13:10:44,283 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 13:10:44,284 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 13:10:44,284 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 13:10:44,284 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 13:10:44,284 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 01:10:38" (3/4) ... [2018-11-28 13:10:44,287 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 13:10:44,293 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 13:10:44,293 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 13:10:44,293 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-28 13:10:44,293 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-28 13:10:44,293 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-28 13:10:44,293 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 13:10:44,293 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 13:10:44,293 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 13:10:44,293 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 13:10:44,293 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 13:10:44,293 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 13:10:44,293 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 13:10:44,293 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 13:10:44,293 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 13:10:44,293 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 13:10:44,293 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 13:10:44,294 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-28 13:10:44,294 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 13:10:44,294 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 13:10:44,294 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 13:10:44,294 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 13:10:44,294 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 13:10:44,294 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-28 13:10:44,294 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 13:10:44,294 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 13:10:44,298 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2018-11-28 13:10:44,299 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-28 13:10:44,299 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 13:10:44,300 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 13:10:44,300 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 13:10:44,300 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 13:10:44,320 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(0 == \old(pumpRunning)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || (((pumpRunning == 1 && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || (((0 == pumpRunning && 1 == waterLevel) && systemActive == 1) && splverifierCounter == 0) [2018-11-28 13:10:44,320 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-28 13:10:44,350 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_32d61a71-c104-4f73-9f79-16755a3e00bc/bin-2019/uautomizer/witness.graphml [2018-11-28 13:10:44,350 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 13:10:44,351 INFO L168 Benchmark]: Toolchain (without parser) took 6469.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 219.7 MB). Free memory was 954.9 MB in the beginning and 963.1 MB in the end (delta: -8.2 MB). Peak memory consumption was 211.5 MB. Max. memory is 11.5 GB. [2018-11-28 13:10:44,352 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:10:44,352 INFO L168 Benchmark]: CACSL2BoogieTranslator took 329.61 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.1 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -148.3 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. [2018-11-28 13:10:44,352 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.73 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 13:10:44,352 INFO L168 Benchmark]: Boogie Preprocessor took 27.66 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-28 13:10:44,352 INFO L168 Benchmark]: RCFGBuilder took 442.04 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 46.6 MB). Peak memory consumption was 46.6 MB. Max. memory is 11.5 GB. [2018-11-28 13:10:44,353 INFO L168 Benchmark]: TraceAbstraction took 5579.98 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 108.5 MB). Free memory was 1.0 GB in the beginning and 970.3 MB in the end (delta: 78.2 MB). Peak memory consumption was 271.4 MB. Max. memory is 11.5 GB. [2018-11-28 13:10:44,353 INFO L168 Benchmark]: Witness Printer took 66.66 ms. Allocated memory is still 1.2 GB. Free memory was 970.3 MB in the beginning and 963.1 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. [2018-11-28 13:10:44,354 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 329.61 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.1 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -148.3 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.73 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.66 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 442.04 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 46.6 MB). Peak memory consumption was 46.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5579.98 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 108.5 MB). Free memory was 1.0 GB in the beginning and 970.3 MB in the end (delta: 78.2 MB). Peak memory consumption was 271.4 MB. Max. memory is 11.5 GB. * Witness Printer took 66.66 ms. Allocated memory is still 1.2 GB. Free memory was 970.3 MB in the beginning and 963.1 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 82]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: (((((!(0 == \old(pumpRunning)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || (((pumpRunning == 1 && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || (((0 == pumpRunning && 1 == waterLevel) && systemActive == 1) && splverifierCounter == 0) - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 853]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 843]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 26 procedures, 132 locations, 1 error locations. SAFE Result, 5.5s OverallTime, 10 OverallIterations, 3 TraceHistogramMax, 2.1s AutomataDifference, 0.0s DeadEndRemovalTime, 1.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 1550 SDtfs, 1255 SDslu, 4387 SDs, 0 SdLazy, 2198 SolverSat, 485 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 261 GetRequests, 179 SyntacticMatches, 3 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=652occurred in iteration=9, 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: 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 128 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 806 PreInvPairs, 874 NumberOfFragments, 1725 HoareAnnotationTreeSize, 806 FomulaSimplifications, 2429 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 54 FomulaSimplificationsInter, 5152 FormulaSimplificationTreeSizeReductionInter, 1.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 972 NumberOfCodeBlocks, 972 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 961 ConstructedInterpolants, 0 QuantifiedInterpolants, 162055 SizeOfPredicates, 4 NumberOfNonLiveVariables, 862 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 87/105 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...