./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product59_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e2e7119e-73af-4084-855e-4c39067d284d/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e2e7119e-73af-4084-855e-4c39067d284d/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e2e7119e-73af-4084-855e-4c39067d284d/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e2e7119e-73af-4084-855e-4c39067d284d/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product59_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e2e7119e-73af-4084-855e-4c39067d284d/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e2e7119e-73af-4084-855e-4c39067d284d/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 216d00aaae39a5385dce6e868b43ee8cd776a043 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 12:36:42,303 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:36:42,304 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:36:42,313 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:36:42,313 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:36:42,314 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:36:42,314 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:36:42,315 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:36:42,317 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:36:42,317 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:36:42,318 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:36:42,318 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:36:42,319 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:36:42,319 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:36:42,320 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:36:42,320 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:36:42,321 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:36:42,322 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:36:42,323 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:36:42,324 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:36:42,325 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:36:42,326 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:36:42,327 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:36:42,327 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:36:42,327 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:36:42,328 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:36:42,328 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:36:42,329 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:36:42,329 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:36:42,330 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:36:42,330 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:36:42,330 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:36:42,330 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:36:42,330 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:36:42,331 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:36:42,331 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:36:42,331 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e2e7119e-73af-4084-855e-4c39067d284d/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 12:36:42,338 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:36:42,339 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:36:42,339 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 12:36:42,339 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 12:36:42,340 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:36:42,340 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:36:42,340 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:36:42,340 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:36:42,341 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:36:42,341 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:36:42,341 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:36:42,341 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:36:42,341 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 12:36:42,341 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 12:36:42,341 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 12:36:42,342 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:36:42,342 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:36:42,342 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:36:42,342 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 12:36:42,342 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:36:42,342 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:36:42,343 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 12:36:42,343 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 12:36:42,343 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 12:36:42,343 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:36:42,343 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 12:36:42,343 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 12:36:42,343 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:36:42,344 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 12:36:42,344 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 12:36:42,344 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_e2e7119e-73af-4084-855e-4c39067d284d/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 -> 216d00aaae39a5385dce6e868b43ee8cd776a043 [2018-11-28 12:36:42,367 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:36:42,374 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:36:42,376 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:36:42,377 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:36:42,377 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:36:42,378 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e2e7119e-73af-4084-855e-4c39067d284d/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product59_true-unreach-call_false-termination.cil.c [2018-11-28 12:36:42,415 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e2e7119e-73af-4084-855e-4c39067d284d/bin-2019/uautomizer/data/3d1dbb489/a285f8fefbbc4744bcbaf3060d7e27b3/FLAG8145bcca4 [2018-11-28 12:36:42,849 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:36:42,849 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e2e7119e-73af-4084-855e-4c39067d284d/sv-benchmarks/c/product-lines/minepump_spec1_product59_true-unreach-call_false-termination.cil.c [2018-11-28 12:36:42,858 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e2e7119e-73af-4084-855e-4c39067d284d/bin-2019/uautomizer/data/3d1dbb489/a285f8fefbbc4744bcbaf3060d7e27b3/FLAG8145bcca4 [2018-11-28 12:36:42,867 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e2e7119e-73af-4084-855e-4c39067d284d/bin-2019/uautomizer/data/3d1dbb489/a285f8fefbbc4744bcbaf3060d7e27b3 [2018-11-28 12:36:42,869 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:36:42,870 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:36:42,870 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:36:42,870 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:36:42,872 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:36:42,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:36:42" (1/1) ... [2018-11-28 12:36:42,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d835ca2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:36:42, skipping insertion in model container [2018-11-28 12:36:42,875 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:36:42" (1/1) ... [2018-11-28 12:36:42,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:36:42,906 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:36:43,088 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:36:43,157 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:36:43,216 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:36:43,235 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:36:43,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:36:43 WrapperNode [2018-11-28 12:36:43,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:36:43,236 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:36:43,236 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:36:43,236 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:36:43,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:36:43" (1/1) ... [2018-11-28 12:36:43,257 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:36:43" (1/1) ... [2018-11-28 12:36:43,265 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:36:43,266 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:36:43,266 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:36:43,266 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:36:43,274 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:36:43" (1/1) ... [2018-11-28 12:36:43,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:36:43" (1/1) ... [2018-11-28 12:36:43,277 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:36:43" (1/1) ... [2018-11-28 12:36:43,277 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:36:43" (1/1) ... [2018-11-28 12:36:43,288 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:36:43" (1/1) ... [2018-11-28 12:36:43,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:36:43" (1/1) ... [2018-11-28 12:36:43,296 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:36:43" (1/1) ... [2018-11-28 12:36:43,298 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:36:43,299 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:36:43,299 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:36:43,299 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:36:43,300 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:36:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e2e7119e-73af-4084-855e-4c39067d284d/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 12:36:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 12:36:43,335 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 12:36:43,335 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 12:36:43,336 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 12:36:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-28 12:36:43,336 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-28 12:36:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-28 12:36:43,336 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-28 12:36:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 12:36:43,336 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 12:36:43,336 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 12:36:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 12:36:43,337 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 12:36:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 12:36:43,337 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 12:36:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 12:36:43,337 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 12:36:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 12:36:43,337 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 12:36:43,337 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-28 12:36:43,338 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-28 12:36:43,338 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-28 12:36:43,338 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-28 12:36:43,338 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 12:36:43,338 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 12:36:43,338 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 12:36:43,338 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 12:36:43,338 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 12:36:43,338 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 12:36:43,339 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 12:36:43,339 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 12:36:43,339 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 12:36:43,339 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 12:36:43,339 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 12:36:43,339 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 12:36:43,339 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 12:36:43,339 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 12:36:43,340 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 12:36:43,340 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 12:36:43,340 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 12:36:43,340 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 12:36:43,340 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 12:36:43,340 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 12:36:43,340 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 12:36:43,341 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 12:36:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 12:36:43,341 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 12:36:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-28 12:36:43,341 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-28 12:36:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 12:36:43,341 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 12:36:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 12:36:43,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 12:36:43,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 12:36:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 12:36:43,342 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 12:36:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 12:36:43,342 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 12:36:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:36:43,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:36:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-11-28 12:36:43,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-11-28 12:36:43,817 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:36:43,818 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 12:36:43,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:36:43 BoogieIcfgContainer [2018-11-28 12:36:43,818 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:36:43,819 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 12:36:43,819 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 12:36:43,823 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 12:36:43,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:36:42" (1/3) ... [2018-11-28 12:36:43,824 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51627f14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:36:43, skipping insertion in model container [2018-11-28 12:36:43,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:36:43" (2/3) ... [2018-11-28 12:36:43,824 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51627f14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:36:43, skipping insertion in model container [2018-11-28 12:36:43,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:36:43" (3/3) ... [2018-11-28 12:36:43,826 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product59_true-unreach-call_false-termination.cil.c [2018-11-28 12:36:43,834 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 12:36:43,841 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 12:36:43,854 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 12:36:43,879 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:36:43,880 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 12:36:43,880 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 12:36:43,880 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 12:36:43,880 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:36:43,880 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:36:43,880 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 12:36:43,880 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:36:43,880 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 12:36:43,897 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2018-11-28 12:36:43,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-28 12:36:43,904 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:36:43,904 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:36:43,906 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:36:43,911 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:36:43,911 INFO L82 PathProgramCache]: Analyzing trace with hash 752822199, now seen corresponding path program 1 times [2018-11-28 12:36:43,912 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:36:43,913 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:36:43,948 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:36:43,948 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:36:43,948 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:36:44,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:36:44,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:36:44,088 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:36:44,088 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 12:36:44,090 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 12:36:44,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 12:36:44,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 12:36:44,100 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 2 states. [2018-11-28 12:36:44,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:36:44,124 INFO L93 Difference]: Finished difference Result 292 states and 361 transitions. [2018-11-28 12:36:44,124 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 12:36:44,124 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-28 12:36:44,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:36:44,132 INFO L225 Difference]: With dead ends: 292 [2018-11-28 12:36:44,132 INFO L226 Difference]: Without dead ends: 146 [2018-11-28 12:36:44,134 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 12:36:44,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2018-11-28 12:36:44,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2018-11-28 12:36:44,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2018-11-28 12:36:44,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 172 transitions. [2018-11-28 12:36:44,174 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 172 transitions. Word has length 46 [2018-11-28 12:36:44,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:36:44,174 INFO L480 AbstractCegarLoop]: Abstraction has 146 states and 172 transitions. [2018-11-28 12:36:44,174 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 12:36:44,175 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 172 transitions. [2018-11-28 12:36:44,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-28 12:36:44,176 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:36:44,176 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:36:44,177 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:36:44,177 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:36:44,177 INFO L82 PathProgramCache]: Analyzing trace with hash -1689313563, now seen corresponding path program 1 times [2018-11-28 12:36:44,177 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:36:44,177 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:36:44,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:36:44,178 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:36:44,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:36:44,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:36:44,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:36:44,272 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:36:44,272 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:36:44,273 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:36:44,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:36:44,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:36:44,274 INFO L87 Difference]: Start difference. First operand 146 states and 172 transitions. Second operand 3 states. [2018-11-28 12:36:44,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:36:44,295 INFO L93 Difference]: Finished difference Result 235 states and 275 transitions. [2018-11-28 12:36:44,295 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:36:44,295 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-11-28 12:36:44,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:36:44,296 INFO L225 Difference]: With dead ends: 235 [2018-11-28 12:36:44,297 INFO L226 Difference]: Without dead ends: 137 [2018-11-28 12:36:44,297 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:36:44,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2018-11-28 12:36:44,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2018-11-28 12:36:44,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2018-11-28 12:36:44,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 160 transitions. [2018-11-28 12:36:44,309 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 160 transitions. Word has length 47 [2018-11-28 12:36:44,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:36:44,309 INFO L480 AbstractCegarLoop]: Abstraction has 137 states and 160 transitions. [2018-11-28 12:36:44,309 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:36:44,309 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 160 transitions. [2018-11-28 12:36:44,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-28 12:36:44,311 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:36:44,311 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:36:44,311 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:36:44,311 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:36:44,311 INFO L82 PathProgramCache]: Analyzing trace with hash -2056846747, now seen corresponding path program 1 times [2018-11-28 12:36:44,311 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:36:44,311 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:36:44,312 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:36:44,312 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:36:44,312 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:36:44,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:36:44,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:36:44,416 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:36:44,417 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 12:36:44,417 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:36:44,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:36:44,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:36:44,417 INFO L87 Difference]: Start difference. First operand 137 states and 160 transitions. Second operand 7 states. [2018-11-28 12:36:44,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:36:44,712 INFO L93 Difference]: Finished difference Result 413 states and 498 transitions. [2018-11-28 12:36:44,713 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 12:36:44,713 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2018-11-28 12:36:44,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:36:44,716 INFO L225 Difference]: With dead ends: 413 [2018-11-28 12:36:44,716 INFO L226 Difference]: Without dead ends: 300 [2018-11-28 12:36:44,720 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 12:36:44,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2018-11-28 12:36:44,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 292. [2018-11-28 12:36:44,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 292 states. [2018-11-28 12:36:44,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 292 states and 352 transitions. [2018-11-28 12:36:44,751 INFO L78 Accepts]: Start accepts. Automaton has 292 states and 352 transitions. Word has length 51 [2018-11-28 12:36:44,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:36:44,751 INFO L480 AbstractCegarLoop]: Abstraction has 292 states and 352 transitions. [2018-11-28 12:36:44,751 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:36:44,751 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 352 transitions. [2018-11-28 12:36:44,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-28 12:36:44,753 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:36:44,754 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:36:44,754 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:36:44,754 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:36:44,754 INFO L82 PathProgramCache]: Analyzing trace with hash 584544480, now seen corresponding path program 1 times [2018-11-28 12:36:44,754 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:36:44,754 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:36:44,755 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:36:44,755 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:36:44,755 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:36:44,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:36:44,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:36:44,879 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:36:44,879 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:36:44,879 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 12:36:44,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 12:36:44,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 12:36:44,880 INFO L87 Difference]: Start difference. First operand 292 states and 352 transitions. Second operand 6 states. [2018-11-28 12:36:45,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:36:45,059 INFO L93 Difference]: Finished difference Result 813 states and 1004 transitions. [2018-11-28 12:36:45,059 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 12:36:45,059 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2018-11-28 12:36:45,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:36:45,063 INFO L225 Difference]: With dead ends: 813 [2018-11-28 12:36:45,064 INFO L226 Difference]: Without dead ends: 545 [2018-11-28 12:36:45,065 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:36:45,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states. [2018-11-28 12:36:45,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 539. [2018-11-28 12:36:45,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 539 states. [2018-11-28 12:36:45,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 539 states and 654 transitions. [2018-11-28 12:36:45,103 INFO L78 Accepts]: Start accepts. Automaton has 539 states and 654 transitions. Word has length 57 [2018-11-28 12:36:45,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:36:45,103 INFO L480 AbstractCegarLoop]: Abstraction has 539 states and 654 transitions. [2018-11-28 12:36:45,103 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 12:36:45,104 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 654 transitions. [2018-11-28 12:36:45,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-28 12:36:45,106 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:36:45,106 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:36:45,107 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:36:45,107 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:36:45,107 INFO L82 PathProgramCache]: Analyzing trace with hash -276809948, now seen corresponding path program 1 times [2018-11-28 12:36:45,107 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:36:45,107 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:36:45,108 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:36:45,108 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:36:45,108 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:36:45,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:36:45,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:36:45,191 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:36:45,191 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 12:36:45,192 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:36:45,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:36:45,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:36:45,195 INFO L87 Difference]: Start difference. First operand 539 states and 654 transitions. Second operand 7 states. [2018-11-28 12:36:45,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:36:45,697 INFO L93 Difference]: Finished difference Result 1380 states and 1791 transitions. [2018-11-28 12:36:45,697 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 12:36:45,697 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2018-11-28 12:36:45,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:36:45,700 INFO L225 Difference]: With dead ends: 1380 [2018-11-28 12:36:45,700 INFO L226 Difference]: Without dead ends: 865 [2018-11-28 12:36:45,701 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-28 12:36:45,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 865 states. [2018-11-28 12:36:45,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 865 to 769. [2018-11-28 12:36:45,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 769 states. [2018-11-28 12:36:45,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 769 states and 931 transitions. [2018-11-28 12:36:45,739 INFO L78 Accepts]: Start accepts. Automaton has 769 states and 931 transitions. Word has length 61 [2018-11-28 12:36:45,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:36:45,739 INFO L480 AbstractCegarLoop]: Abstraction has 769 states and 931 transitions. [2018-11-28 12:36:45,739 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:36:45,740 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 931 transitions. [2018-11-28 12:36:45,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-28 12:36:45,741 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:36:45,742 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:36:45,742 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:36:45,742 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:36:45,742 INFO L82 PathProgramCache]: Analyzing trace with hash -226416114, now seen corresponding path program 1 times [2018-11-28 12:36:45,742 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:36:45,742 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:36:45,743 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:36:45,743 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:36:45,743 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:36:45,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:36:45,819 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:36:45,819 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:36:45,819 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:36:45,820 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 12:36:45,820 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 12:36:45,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 12:36:45,820 INFO L87 Difference]: Start difference. First operand 769 states and 931 transitions. Second operand 6 states. [2018-11-28 12:36:45,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:36:45,858 INFO L93 Difference]: Finished difference Result 1542 states and 1926 transitions. [2018-11-28 12:36:45,859 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 12:36:45,859 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 98 [2018-11-28 12:36:45,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:36:45,862 INFO L225 Difference]: With dead ends: 1542 [2018-11-28 12:36:45,862 INFO L226 Difference]: Without dead ends: 797 [2018-11-28 12:36:45,864 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:36:45,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 797 states. [2018-11-28 12:36:45,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 797 to 789. [2018-11-28 12:36:45,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 789 states. [2018-11-28 12:36:45,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 951 transitions. [2018-11-28 12:36:45,889 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 951 transitions. Word has length 98 [2018-11-28 12:36:45,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:36:45,890 INFO L480 AbstractCegarLoop]: Abstraction has 789 states and 951 transitions. [2018-11-28 12:36:45,890 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 12:36:45,890 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 951 transitions. [2018-11-28 12:36:45,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-28 12:36:45,892 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:36:45,893 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:36:45,893 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:36:45,893 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:36:45,893 INFO L82 PathProgramCache]: Analyzing trace with hash 667070224, now seen corresponding path program 1 times [2018-11-28 12:36:45,893 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:36:45,893 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:36:45,894 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:36:45,894 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:36:45,894 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:36:45,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:36:45,967 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:36:45,967 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:36:45,967 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 12:36:45,967 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 12:36:45,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 12:36:45,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 12:36:45,968 INFO L87 Difference]: Start difference. First operand 789 states and 951 transitions. Second operand 8 states. [2018-11-28 12:36:46,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:36:46,002 INFO L93 Difference]: Finished difference Result 1582 states and 1966 transitions. [2018-11-28 12:36:46,002 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 12:36:46,003 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 98 [2018-11-28 12:36:46,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:36:46,005 INFO L225 Difference]: With dead ends: 1582 [2018-11-28 12:36:46,005 INFO L226 Difference]: Without dead ends: 817 [2018-11-28 12:36:46,007 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 12:36:46,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 817 states. [2018-11-28 12:36:46,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 817 to 805. [2018-11-28 12:36:46,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 805 states. [2018-11-28 12:36:46,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 805 states and 967 transitions. [2018-11-28 12:36:46,030 INFO L78 Accepts]: Start accepts. Automaton has 805 states and 967 transitions. Word has length 98 [2018-11-28 12:36:46,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:36:46,030 INFO L480 AbstractCegarLoop]: Abstraction has 805 states and 967 transitions. [2018-11-28 12:36:46,030 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 12:36:46,030 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 967 transitions. [2018-11-28 12:36:46,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-28 12:36:46,032 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:36:46,032 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:36:46,032 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:36:46,033 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:36:46,033 INFO L82 PathProgramCache]: Analyzing trace with hash 659310865, now seen corresponding path program 1 times [2018-11-28 12:36:46,033 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:36:46,033 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:36:46,033 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:36:46,034 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:36:46,034 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:36:46,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:36:46,089 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:36:46,089 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:36:46,089 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 12:36:46,089 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 12:36:46,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 12:36:46,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 12:36:46,090 INFO L87 Difference]: Start difference. First operand 805 states and 967 transitions. Second operand 4 states. [2018-11-28 12:36:46,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:36:46,266 INFO L93 Difference]: Finished difference Result 2547 states and 3210 transitions. [2018-11-28 12:36:46,266 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 12:36:46,266 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 98 [2018-11-28 12:36:46,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:36:46,272 INFO L225 Difference]: With dead ends: 2547 [2018-11-28 12:36:46,272 INFO L226 Difference]: Without dead ends: 1766 [2018-11-28 12:36:46,274 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 12:36:46,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1766 states. [2018-11-28 12:36:46,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1766 to 1735. [2018-11-28 12:36:46,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1735 states. [2018-11-28 12:36:46,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 1735 states and 2139 transitions. [2018-11-28 12:36:46,338 INFO L78 Accepts]: Start accepts. Automaton has 1735 states and 2139 transitions. Word has length 98 [2018-11-28 12:36:46,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:36:46,338 INFO L480 AbstractCegarLoop]: Abstraction has 1735 states and 2139 transitions. [2018-11-28 12:36:46,338 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 12:36:46,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 2139 transitions. [2018-11-28 12:36:46,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-28 12:36:46,341 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:36:46,341 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:36:46,341 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:36:46,341 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:36:46,341 INFO L82 PathProgramCache]: Analyzing trace with hash 1469595243, now seen corresponding path program 1 times [2018-11-28 12:36:46,341 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:36:46,342 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:36:46,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:36:46,342 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:36:46,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:36:46,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:36:46,443 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 12:36:46,443 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:36:46,443 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e2e7119e-73af-4084-855e-4c39067d284d/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 12:36:46,455 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:36:46,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:36:46,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:36:46,682 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:36:46,700 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 12:36:46,700 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-28 12:36:46,701 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 12:36:46,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 12:36:46,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-28 12:36:46,701 INFO L87 Difference]: Start difference. First operand 1735 states and 2139 transitions. Second operand 19 states. [2018-11-28 12:36:47,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:36:47,419 INFO L93 Difference]: Finished difference Result 3416 states and 4258 transitions. [2018-11-28 12:36:47,420 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 12:36:47,420 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 102 [2018-11-28 12:36:47,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:36:47,425 INFO L225 Difference]: With dead ends: 3416 [2018-11-28 12:36:47,426 INFO L226 Difference]: Without dead ends: 1705 [2018-11-28 12:36:47,429 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 97 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-28 12:36:47,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1705 states. [2018-11-28 12:36:47,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1705 to 1705. [2018-11-28 12:36:47,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1705 states. [2018-11-28 12:36:47,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1705 states and 2057 transitions. [2018-11-28 12:36:47,491 INFO L78 Accepts]: Start accepts. Automaton has 1705 states and 2057 transitions. Word has length 102 [2018-11-28 12:36:47,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:36:47,491 INFO L480 AbstractCegarLoop]: Abstraction has 1705 states and 2057 transitions. [2018-11-28 12:36:47,491 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 12:36:47,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 2057 transitions. [2018-11-28 12:36:47,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-28 12:36:47,495 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:36:47,496 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:36:47,496 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:36:47,496 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:36:47,496 INFO L82 PathProgramCache]: Analyzing trace with hash -1470552784, now seen corresponding path program 1 times [2018-11-28 12:36:47,496 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:36:47,496 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:36:47,497 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:36:47,497 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:36:47,497 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:36:47,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:36:47,573 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-28 12:36:47,574 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:36:47,574 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e2e7119e-73af-4084-855e-4c39067d284d/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 12:36:47,581 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:36:47,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:36:47,666 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:36:47,689 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:36:47,705 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 12:36:47,705 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2018-11-28 12:36:47,706 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 12:36:47,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 12:36:47,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-28 12:36:47,706 INFO L87 Difference]: Start difference. First operand 1705 states and 2057 transitions. Second operand 6 states. [2018-11-28 12:36:48,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:36:48,232 INFO L93 Difference]: Finished difference Result 3905 states and 4977 transitions. [2018-11-28 12:36:48,233 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 12:36:48,233 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 159 [2018-11-28 12:36:48,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:36:48,242 INFO L225 Difference]: With dead ends: 3905 [2018-11-28 12:36:48,242 INFO L226 Difference]: Without dead ends: 2540 [2018-11-28 12:36:48,246 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2018-11-28 12:36:48,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2540 states. [2018-11-28 12:36:48,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2540 to 2215. [2018-11-28 12:36:48,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2215 states. [2018-11-28 12:36:48,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 2215 states and 2689 transitions. [2018-11-28 12:36:48,378 INFO L78 Accepts]: Start accepts. Automaton has 2215 states and 2689 transitions. Word has length 159 [2018-11-28 12:36:48,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:36:48,378 INFO L480 AbstractCegarLoop]: Abstraction has 2215 states and 2689 transitions. [2018-11-28 12:36:48,379 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 12:36:48,379 INFO L276 IsEmpty]: Start isEmpty. Operand 2215 states and 2689 transitions. [2018-11-28 12:36:48,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-28 12:36:48,382 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:36:48,382 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:36:48,382 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:36:48,382 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:36:48,383 INFO L82 PathProgramCache]: Analyzing trace with hash 1792268874, now seen corresponding path program 1 times [2018-11-28 12:36:48,383 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:36:48,383 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:36:48,383 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:36:48,384 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:36:48,384 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:36:48,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:36:48,495 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-28 12:36:48,495 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:36:48,495 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e2e7119e-73af-4084-855e-4c39067d284d/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 12:36:48,502 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:36:48,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:36:48,576 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:36:48,657 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 12:36:48,672 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 12:36:48,672 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [10] total 14 [2018-11-28 12:36:48,673 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-28 12:36:48,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-28 12:36:48,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2018-11-28 12:36:48,673 INFO L87 Difference]: Start difference. First operand 2215 states and 2689 transitions. Second operand 14 states. [2018-11-28 12:36:49,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:36:49,878 INFO L93 Difference]: Finished difference Result 6238 states and 8365 transitions. [2018-11-28 12:36:49,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-28 12:36:49,878 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 155 [2018-11-28 12:36:49,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:36:49,889 INFO L225 Difference]: With dead ends: 6238 [2018-11-28 12:36:49,889 INFO L226 Difference]: Without dead ends: 4375 [2018-11-28 12:36:49,893 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=145, Invalid=557, Unknown=0, NotChecked=0, Total=702 [2018-11-28 12:36:49,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4375 states. [2018-11-28 12:36:50,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4375 to 3595. [2018-11-28 12:36:50,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3595 states. [2018-11-28 12:36:50,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3595 states to 3595 states and 4327 transitions. [2018-11-28 12:36:50,026 INFO L78 Accepts]: Start accepts. Automaton has 3595 states and 4327 transitions. Word has length 155 [2018-11-28 12:36:50,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:36:50,027 INFO L480 AbstractCegarLoop]: Abstraction has 3595 states and 4327 transitions. [2018-11-28 12:36:50,027 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-28 12:36:50,027 INFO L276 IsEmpty]: Start isEmpty. Operand 3595 states and 4327 transitions. [2018-11-28 12:36:50,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-28 12:36:50,030 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:36:50,030 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:36:50,030 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:36:50,030 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:36:50,030 INFO L82 PathProgramCache]: Analyzing trace with hash 2067028488, now seen corresponding path program 1 times [2018-11-28 12:36:50,030 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:36:50,031 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:36:50,031 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:36:50,031 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:36:50,031 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:36:50,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:36:50,106 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-28 12:36:50,106 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:36:50,106 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 12:36:50,107 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 12:36:50,107 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 12:36:50,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:36:50,107 INFO L87 Difference]: Start difference. First operand 3595 states and 4327 transitions. Second operand 9 states. [2018-11-28 12:36:50,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:36:50,184 INFO L93 Difference]: Finished difference Result 4611 states and 5547 transitions. [2018-11-28 12:36:50,185 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 12:36:50,185 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 155 [2018-11-28 12:36:50,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:36:50,186 INFO L225 Difference]: With dead ends: 4611 [2018-11-28 12:36:50,186 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 12:36:50,192 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-11-28 12:36:50,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 12:36:50,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 12:36:50,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 12:36:50,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 12:36:50,193 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 155 [2018-11-28 12:36:50,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:36:50,193 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 12:36:50,193 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 12:36:50,193 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 12:36:50,193 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 12:36:50,196 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 12:36:50,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,450 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,451 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,460 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,462 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,466 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,469 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,469 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,470 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,470 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,470 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,474 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,483 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,488 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,490 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,491 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,494 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,522 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,522 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,522 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,524 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,530 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,532 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,533 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,533 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,535 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,540 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,542 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,550 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,652 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,654 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,789 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,795 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,809 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,818 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,820 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,824 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,829 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,832 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,874 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,875 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,878 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,886 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,891 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,894 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,895 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,903 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,904 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,906 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,907 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,953 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,957 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:50,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:51,020 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:51,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:51,026 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:51,027 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:51,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:51,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:51,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:51,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:51,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:51,031 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:51,033 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:51,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:51,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:51,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:51,041 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:51,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:51,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:36:51,639 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 35 [2018-11-28 12:36:52,223 WARN L180 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 45 [2018-11-28 12:36:52,347 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 28 [2018-11-28 12:36:53,291 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 34 [2018-11-28 12:36:53,734 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 878 884) the Hoare annotation is: true [2018-11-28 12:36:53,734 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 878 884) no Hoare annotation was computed. [2018-11-28 12:36:53,734 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 885 893) no Hoare annotation was computed. [2018-11-28 12:36:53,734 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 885 893) the Hoare annotation is: true [2018-11-28 12:36:53,734 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 885 893) no Hoare annotation was computed. [2018-11-28 12:36:53,734 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 967 989) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:36:53,734 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 967 989) no Hoare annotation was computed. [2018-11-28 12:36:53,735 INFO L444 ceAbstractionStarter]: At program point L979(line 979) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:36:53,735 INFO L444 ceAbstractionStarter]: At program point L979-1(line 979) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= main_~tmp~10 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:36:53,735 INFO L448 ceAbstractionStarter]: For program point L977(lines 977 984) no Hoare annotation was computed. [2018-11-28 12:36:53,735 INFO L448 ceAbstractionStarter]: For program point L977-1(lines 977 984) no Hoare annotation was computed. [2018-11-28 12:36:53,735 INFO L448 ceAbstractionStarter]: For program point L975(line 975) no Hoare annotation was computed. [2018-11-28 12:36:53,735 INFO L444 ceAbstractionStarter]: At program point L974(line 974) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:36:53,735 INFO L444 ceAbstractionStarter]: At program point L973(line 973) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:36:53,735 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 967 989) no Hoare annotation was computed. [2018-11-28 12:36:53,735 INFO L444 ceAbstractionStarter]: At program point L973-1(line 973) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:36:53,735 INFO L444 ceAbstractionStarter]: At program point L481(line 481) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| 0)) (.cse3 (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse6 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (< ~waterLevel~0 2))) (and (or (or (or .cse0 .cse1) .cse2) .cse3) (or (or .cse4 .cse0 .cse2) .cse3) (or .cse4 .cse5 .cse6) (or .cse5 .cse6 .cse1) (or .cse5 .cse2 .cse1) (or .cse4 .cse5 .cse2))) [2018-11-28 12:36:53,735 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 475 489) no Hoare annotation was computed. [2018-11-28 12:36:53,735 INFO L448 ceAbstractionStarter]: For program point L479(lines 479 485) no Hoare annotation was computed. [2018-11-28 12:36:53,735 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 475 489) the Hoare annotation is: (let ((.cse5 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse0 (= |old(~systemActive~0)| 0)) (.cse2 (< ~waterLevel~0 2)) (.cse3 (and (not (= ~systemActive~0 0)) .cse5)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (or (or .cse0 .cse1) .cse2) .cse3) (or .cse4 .cse5 .cse6 .cse2) (or (or .cse4 .cse0 .cse2) .cse3) (or .cse5 (or .cse4 .cse6 (not (= ~waterLevel~0 1)))) (or .cse5 .cse6 (< ~waterLevel~0 1) .cse1)))) [2018-11-28 12:36:53,735 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 475 489) no Hoare annotation was computed. [2018-11-28 12:36:53,735 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 392 400) no Hoare annotation was computed. [2018-11-28 12:36:53,736 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 392 400) the Hoare annotation is: true [2018-11-28 12:36:53,736 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 392 400) no Hoare annotation was computed. [2018-11-28 12:36:53,736 INFO L448 ceAbstractionStarter]: For program point L465(lines 465 469) no Hoare annotation was computed. [2018-11-28 12:36:53,736 INFO L451 ceAbstractionStarter]: At program point L463(line 463) the Hoare annotation is: true [2018-11-28 12:36:53,736 INFO L448 ceAbstractionStarter]: For program point L465-2(lines 465 469) no Hoare annotation was computed. [2018-11-28 12:36:53,736 INFO L448 ceAbstractionStarter]: For program point L463-1(line 463) no Hoare annotation was computed. [2018-11-28 12:36:53,736 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 456 474) the Hoare annotation is: true [2018-11-28 12:36:53,736 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 456 474) no Hoare annotation was computed. [2018-11-28 12:36:53,736 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 456 474) no Hoare annotation was computed. [2018-11-28 12:36:53,736 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 871 877) no Hoare annotation was computed. [2018-11-28 12:36:53,736 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 871 877) the Hoare annotation is: true [2018-11-28 12:36:53,736 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 957 966) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:36:53,736 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 957 966) no Hoare annotation was computed. [2018-11-28 12:36:53,736 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 957 966) no Hoare annotation was computed. [2018-11-28 12:36:53,736 INFO L448 ceAbstractionStarter]: For program point L386-1(line 386) no Hoare annotation was computed. [2018-11-28 12:36:53,736 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 381 391) the Hoare annotation is: true [2018-11-28 12:36:53,736 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 381 391) no Hoare annotation was computed. [2018-11-28 12:36:53,736 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 381 391) no Hoare annotation was computed. [2018-11-28 12:36:53,736 INFO L451 ceAbstractionStarter]: At program point L386(line 386) the Hoare annotation is: true [2018-11-28 12:36:53,736 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 373 380) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0 .cse1))) [2018-11-28 12:36:53,736 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 373 380) no Hoare annotation was computed. [2018-11-28 12:36:53,736 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 373 380) no Hoare annotation was computed. [2018-11-28 12:36:53,737 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 322 346) no Hoare annotation was computed. [2018-11-28 12:36:53,737 INFO L444 ceAbstractionStarter]: At program point L341(line 341) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 1)) (.cse1 (and (= 0 ~pumpRunning~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse2 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 12:36:53,737 INFO L448 ceAbstractionStarter]: For program point L341-1(lines 322 346) no Hoare annotation was computed. [2018-11-28 12:36:53,737 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 322 346) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0 .cse1))) [2018-11-28 12:36:53,737 INFO L444 ceAbstractionStarter]: At program point L336(line 336) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 12:36:53,737 INFO L444 ceAbstractionStarter]: At program point L332(line 332) the Hoare annotation is: (let ((.cse2 (and (= processEnvironment_~tmp~3 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~systemActive~0 0)) (.cse1 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 .cse4 .cse0 .cse1) (or .cse5 .cse0 .cse1 .cse3) (or .cse4 .cse5 .cse0 .cse1))) [2018-11-28 12:36:53,737 INFO L448 ceAbstractionStarter]: For program point L330(lines 330 338) no Hoare annotation was computed. [2018-11-28 12:36:53,737 INFO L444 ceAbstractionStarter]: At program point L328(line 328) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse1 .cse2 .cse5 .cse3) (or .cse4 .cse5 .cse1 .cse2))) [2018-11-28 12:36:53,737 INFO L448 ceAbstractionStarter]: For program point L328-1(line 328) no Hoare annotation was computed. [2018-11-28 12:36:53,737 INFO L448 ceAbstractionStarter]: For program point L326(lines 326 343) no Hoare annotation was computed. [2018-11-28 12:36:53,737 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 127 140) no Hoare annotation was computed. [2018-11-28 12:36:53,737 INFO L448 ceAbstractionStarter]: For program point L131(lines 131 137) no Hoare annotation was computed. [2018-11-28 12:36:53,737 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 127 140) the Hoare annotation is: true [2018-11-28 12:36:53,737 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 127 140) no Hoare annotation was computed. [2018-11-28 12:36:53,737 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 288 294) no Hoare annotation was computed. [2018-11-28 12:36:53,737 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 288 294) the Hoare annotation is: true [2018-11-28 12:36:53,737 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 191 256) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:36:53,737 INFO L444 ceAbstractionStarter]: At program point L223(line 223) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse3 (<= 1 ~waterLevel~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and .cse0 (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (and .cse2 .cse3 (= ~methaneLevelCritical~0 1) .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse2 .cse3 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 12:36:53,738 INFO L448 ceAbstractionStarter]: For program point L221(lines 221 227) no Hoare annotation was computed. [2018-11-28 12:36:53,738 INFO L448 ceAbstractionStarter]: For program point L221-1(lines 221 227) no Hoare annotation was computed. [2018-11-28 12:36:53,738 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 191 256) no Hoare annotation was computed. [2018-11-28 12:36:53,738 INFO L444 ceAbstractionStarter]: At program point L246(lines 201 248) the Hoare annotation is: (let ((.cse3 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (<= 1 ~waterLevel~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2) (and .cse3 (<= 2 ~waterLevel~0) (not (= ~systemActive~0 0)) .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 12:36:53,738 INFO L444 ceAbstractionStarter]: At program point L213(line 213) the Hoare annotation is: (let ((.cse3 (<= 2 ~waterLevel~0)) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 (<= 1 ~waterLevel~0) (= ~methaneLevelCritical~0 1) .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) (and .cse2 .cse3 (not (= ~systemActive~0 0)) .cse1) (and .cse3 (and .cse2 .cse0 .cse1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 12:36:53,738 INFO L448 ceAbstractionStarter]: For program point L211(lines 211 217) no Hoare annotation was computed. [2018-11-28 12:36:53,738 INFO L448 ceAbstractionStarter]: For program point L211-1(lines 211 217) no Hoare annotation was computed. [2018-11-28 12:36:53,738 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 207) no Hoare annotation was computed. [2018-11-28 12:36:53,738 INFO L444 ceAbstractionStarter]: At program point L249(lines 200 250) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 12:36:53,738 INFO L444 ceAbstractionStarter]: At program point L239(line 239) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (<= 1 ~waterLevel~0)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse5 (<= 2 ~waterLevel~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse6 (not (= ~systemActive~0 0))) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse0 .cse1 .cse3) (and .cse5 .cse6 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 (and .cse4 .cse6 .cse3)))) [2018-11-28 12:36:53,738 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 243) no Hoare annotation was computed. [2018-11-28 12:36:53,739 INFO L444 ceAbstractionStarter]: At program point L237-1(lines 231 244) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= 0 ~pumpRunning~0)) (.cse5 (<= 1 ~waterLevel~0)) (.cse1 (<= 2 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 0))) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse4 .cse5 .cse6 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse4 .cse5 .cse3) (and .cse1 .cse2 .cse6 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 12:36:53,739 INFO L448 ceAbstractionStarter]: For program point L202(lines 201 248) no Hoare annotation was computed. [2018-11-28 12:36:53,739 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 244) no Hoare annotation was computed. [2018-11-28 12:36:53,739 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 191 256) no Hoare annotation was computed. [2018-11-28 12:36:53,739 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 347 354) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= ~systemActive~0 0) (< ~waterLevel~0 2) (not (= ~methaneLevelCritical~0 0))) [2018-11-28 12:36:53,739 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 347 354) no Hoare annotation was computed. [2018-11-28 12:36:53,739 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 347 354) no Hoare annotation was computed. [2018-11-28 12:36:53,739 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 141 149) no Hoare annotation was computed. [2018-11-28 12:36:53,739 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 141 149) the Hoare annotation is: true [2018-11-28 12:36:53,739 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 141 149) no Hoare annotation was computed. [2018-11-28 12:36:53,739 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:36:53,739 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-11-28 12:36:53,739 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:36:53,739 INFO L444 ceAbstractionStarter]: At program point L367(line 367) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 2))) (and (or (and (= activatePump_~tmp~4 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-28 12:36:53,739 INFO L448 ceAbstractionStarter]: For program point L367-1(lines 356 372) no Hoare annotation was computed. [2018-11-28 12:36:53,739 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 356 372) no Hoare annotation was computed. [2018-11-28 12:36:53,739 INFO L448 ceAbstractionStarter]: For program point L363(lines 363 369) no Hoare annotation was computed. [2018-11-28 12:36:53,739 INFO L444 ceAbstractionStarter]: At program point L361(line 361) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 12:36:53,740 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 356 372) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse3 (< ~waterLevel~0 2))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 12:36:53,740 INFO L448 ceAbstractionStarter]: For program point L361-1(line 361) no Hoare annotation was computed. [2018-11-28 12:36:53,740 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 437 455) no Hoare annotation was computed. [2018-11-28 12:36:53,740 INFO L448 ceAbstractionStarter]: For program point L446(lines 446 450) no Hoare annotation was computed. [2018-11-28 12:36:53,740 INFO L451 ceAbstractionStarter]: At program point L444(line 444) the Hoare annotation is: true [2018-11-28 12:36:53,740 INFO L448 ceAbstractionStarter]: For program point L446-2(lines 446 450) no Hoare annotation was computed. [2018-11-28 12:36:53,740 INFO L448 ceAbstractionStarter]: For program point L444-1(line 444) no Hoare annotation was computed. [2018-11-28 12:36:53,740 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 437 455) the Hoare annotation is: true [2018-11-28 12:36:53,740 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 437 455) no Hoare annotation was computed. [2018-11-28 12:36:53,740 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2018-11-28 12:36:53,740 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse3 (< ~waterLevel~0 2)) (.cse1 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse2 (= 0 ~methaneLevelCritical~0))) (and (or (= ~methaneLevelCritical~0 1) (not (= |old(~methaneLevelCritical~0)| 1)) .cse0 (< ~waterLevel~0 1)) (or (or .cse0 (not (= ~waterLevel~0 1)) .cse1) .cse2) (or .cse2 (or .cse0 .cse3 .cse1)) (or (or (= ~systemActive~0 0) .cse3 .cse1) .cse2))) [2018-11-28 12:36:53,740 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2018-11-28 12:36:53,741 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 896 925) no Hoare annotation was computed. [2018-11-28 12:36:53,741 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 896 925) the Hoare annotation is: true [2018-11-28 12:36:53,741 INFO L451 ceAbstractionStarter]: At program point L921(lines 896 925) the Hoare annotation is: true [2018-11-28 12:36:53,741 INFO L448 ceAbstractionStarter]: For program point L917(line 917) no Hoare annotation was computed. [2018-11-28 12:36:53,741 INFO L448 ceAbstractionStarter]: For program point L910(lines 910 914) no Hoare annotation was computed. [2018-11-28 12:36:53,741 INFO L451 ceAbstractionStarter]: At program point L910-1(lines 910 914) the Hoare annotation is: true [2018-11-28 12:36:53,741 INFO L448 ceAbstractionStarter]: For program point L907(line 907) no Hoare annotation was computed. [2018-11-28 12:36:53,741 INFO L451 ceAbstractionStarter]: At program point L906-2(lines 906 920) the Hoare annotation is: true [2018-11-28 12:36:53,741 INFO L451 ceAbstractionStarter]: At program point L902(line 902) the Hoare annotation is: true [2018-11-28 12:36:53,741 INFO L448 ceAbstractionStarter]: For program point L902-1(line 902) no Hoare annotation was computed. [2018-11-28 12:36:53,741 INFO L444 ceAbstractionStarter]: At program point L277(line 277) the Hoare annotation is: (let ((.cse2 (= ~systemActive~0 0)) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse3 (< |old(~waterLevel~0)| 2)) (.cse0 (and (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) .cse8)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< |old(~waterLevel~0)| 1)) (.cse6 (and (not .cse2) (= ~waterLevel~0 |old(~waterLevel~0)|) .cse8)) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or .cse1 .cse2 .cse3)) (or (or .cse2 .cse3 .cse4) .cse0) (or .cse1 .cse5 .cse6 .cse7) (or .cse5 .cse7 .cse6 .cse4)))) [2018-11-28 12:36:53,741 INFO L444 ceAbstractionStarter]: At program point L275(lines 275 281) the Hoare annotation is: (let ((.cse9 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (.cse7 (= ~waterLevel~0 |old(~waterLevel~0)|))) (let ((.cse3 (and .cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse6 (= ~systemActive~0 0)) (.cse2 (< |old(~waterLevel~0)| 2)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse8 (and (= 0 ~pumpRunning~0) .cse9))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or (or .cse1 .cse4 .cse5) .cse3) (or (and (not .cse6) .cse7) .cse3 (or .cse1 .cse2 .cse5)) (or .cse8 (or .cse0 .cse6 .cse2)) (or .cse3 (or .cse0 .cse1 .cse4)) (or (or .cse6 .cse2 .cse5) (and (not (= ~waterLevel~0 1)) .cse9) .cse8)))) [2018-11-28 12:36:53,741 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 264 287) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= ~systemActive~0 0)) (.cse0 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (< |old(~waterLevel~0)| 2)) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 (< |old(~waterLevel~0)| 1)) (or (or .cse2 (not (= |old(~waterLevel~0)| 1)) .cse3) .cse0) (or (or .cse1 .cse4 .cse5) .cse0) (or (or .cse4 .cse5 .cse3) .cse0) (or .cse0 (or .cse2 .cse5 .cse3)))) [2018-11-28 12:36:53,741 INFO L444 ceAbstractionStarter]: At program point L270(line 270) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (< |old(~waterLevel~0)| 1)) (.cse1 (= ~systemActive~0 0)) (.cse2 (< |old(~waterLevel~0)| 2)) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse3 (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= |old(~pumpRunning~0)| ~pumpRunning~0)))) (and (or (or .cse0 .cse1 .cse2) .cse3) (or .cse0 .cse4 .cse5) (or (or .cse4 .cse6) .cse5) (or (or .cse1 .cse2 .cse6) .cse3))) [2018-11-28 12:36:53,741 INFO L448 ceAbstractionStarter]: For program point L268(lines 267 286) no Hoare annotation was computed. [2018-11-28 12:36:53,741 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 264 287) no Hoare annotation was computed. [2018-11-28 12:36:53,741 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 264 287) no Hoare annotation was computed. [2018-11-28 12:36:53,742 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2018-11-28 12:36:53,742 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2018-11-28 12:36:53,742 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2018-11-28 12:36:53,742 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (< |old(~waterLevel~0)| 2)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse2 .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 12:36:53,742 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2018-11-28 12:36:53,742 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2018-11-28 12:36:53,742 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 950 956) no Hoare annotation was computed. [2018-11-28 12:36:53,742 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 950 956) the Hoare annotation is: true [2018-11-28 12:36:53,742 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:36:53,742 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-11-28 12:36:53,742 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 12:36:53,742 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:36:53,742 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 296 320) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~systemActive~0 0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (or .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1)))) (or .cse2 .cse3 (< ~waterLevel~0 1) .cse0 (not (= ~methaneLevelCritical~0 0))) (or (or .cse1 .cse2 .cse3 (< ~waterLevel~0 2)) .cse0))) [2018-11-28 12:36:53,742 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 296 320) no Hoare annotation was computed. [2018-11-28 12:36:53,742 INFO L444 ceAbstractionStarter]: At program point L315(line 315) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (< ~waterLevel~0 1))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-28 12:36:53,742 INFO L448 ceAbstractionStarter]: For program point L315-1(lines 296 320) no Hoare annotation was computed. [2018-11-28 12:36:53,742 INFO L444 ceAbstractionStarter]: At program point L310(line 310) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse3 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~2) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse3 (< ~waterLevel~0 1)) (or .cse0 .cse1 (<= ~waterLevel~0 1) .cse3 .cse2))) [2018-11-28 12:36:53,742 INFO L444 ceAbstractionStarter]: At program point L306(line 306) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 (and (<= 2 ~waterLevel~0) .cse3) .cse1 (< ~waterLevel~0 1)) (or .cse3 (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2)))) [2018-11-28 12:36:53,742 INFO L448 ceAbstractionStarter]: For program point L304(lines 304 312) no Hoare annotation was computed. [2018-11-28 12:36:53,743 INFO L444 ceAbstractionStarter]: At program point L302(line 302) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~systemActive~0 0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (or .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1)))) (or .cse2 .cse3 (< ~waterLevel~0 1) .cse0 (not (= ~methaneLevelCritical~0 0))) (or (or .cse1 .cse2 .cse3 (< ~waterLevel~0 2)) .cse0))) [2018-11-28 12:36:53,743 INFO L448 ceAbstractionStarter]: For program point L302-1(line 302) no Hoare annotation was computed. [2018-11-28 12:36:53,743 INFO L448 ceAbstractionStarter]: For program point L300(lines 300 317) no Hoare annotation was computed. [2018-11-28 12:36:53,743 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2018-11-28 12:36:53,743 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2018-11-28 12:36:53,743 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (let ((.cse2 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse1 (< |old(~waterLevel~0)| 2)) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= ~methaneLevelCritical~0 1)) (< |old(~waterLevel~0)| 1) .cse2) (or (or .cse2 (not (= |old(~waterLevel~0)| 1)) .cse3) .cse0) (or .cse0 .cse1 (= ~systemActive~0 0) .cse3))) [2018-11-28 12:36:53,743 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 179 186) no Hoare annotation was computed. [2018-11-28 12:36:53,743 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 179 186) the Hoare annotation is: true [2018-11-28 12:36:53,743 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 183) no Hoare annotation was computed. [2018-11-28 12:36:53,743 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 179 186) no Hoare annotation was computed. [2018-11-28 12:36:53,743 INFO L448 ceAbstractionStarter]: For program point L161(lines 161 174) no Hoare annotation was computed. [2018-11-28 12:36:53,743 INFO L448 ceAbstractionStarter]: For program point L161-1(lines 153 177) no Hoare annotation was computed. [2018-11-28 12:36:53,743 INFO L451 ceAbstractionStarter]: At program point L159(line 159) the Hoare annotation is: true [2018-11-28 12:36:53,743 INFO L448 ceAbstractionStarter]: For program point L159-1(line 159) no Hoare annotation was computed. [2018-11-28 12:36:53,743 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 153 177) the Hoare annotation is: true [2018-11-28 12:36:53,743 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 153 177) no Hoare annotation was computed. [2018-11-28 12:36:53,743 INFO L444 ceAbstractionStarter]: At program point L167(line 167) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (< ~waterLevel~0 1))) (and (or (= ~systemActive~0 0) (< ~waterLevel~0 2) .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2) (or (or .cse1 .cse0) .cse2))) [2018-11-28 12:36:53,743 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 171) no Hoare annotation was computed. [2018-11-28 12:36:53,743 INFO L444 ceAbstractionStarter]: At program point L163(line 163) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) (< ~waterLevel~0 2) .cse0) (or (or (not (= 0 ~pumpRunning~0)) .cse0) (< ~waterLevel~0 1)))) [2018-11-28 12:36:53,743 INFO L448 ceAbstractionStarter]: For program point L163-1(line 163) no Hoare annotation was computed. [2018-11-28 12:36:53,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:36:53 BoogieIcfgContainer [2018-11-28 12:36:53,754 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 12:36:53,754 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:36:53,754 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:36:53,754 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:36:53,755 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:36:43" (3/4) ... [2018-11-28 12:36:53,758 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 12:36:53,764 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 12:36:53,764 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 12:36:53,764 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 12:36:53,764 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-28 12:36:53,764 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 12:36:53,764 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-28 12:36:53,765 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 12:36:53,765 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 12:36:53,765 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-28 12:36:53,765 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 12:36:53,765 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 12:36:53,765 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 12:36:53,765 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 12:36:53,765 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 12:36:53,765 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-28 12:36:53,765 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-28 12:36:53,765 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 12:36:53,765 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 12:36:53,765 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 12:36:53,765 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 12:36:53,765 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 12:36:53,766 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 12:36:53,766 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 12:36:53,766 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 12:36:53,766 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 12:36:53,766 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 12:36:53,766 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 12:36:53,766 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 12:36:53,766 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-11-28 12:36:53,773 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-11-28 12:36:53,774 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-28 12:36:53,774 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 12:36:53,774 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 12:36:53,775 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 12:36:53,775 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 12:36:53,803 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(\old(systemActive) == 1) || (((0 == pumpRunning && 1 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && 2 <= waterLevel) && !(systemActive == 0)) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || (((0 == methaneLevelCritical && 0 == pumpRunning) && 1 <= waterLevel) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-28 12:36:53,803 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-28 12:36:53,838 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e2e7119e-73af-4084-855e-4c39067d284d/bin-2019/uautomizer/witness.graphml [2018-11-28 12:36:53,838 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:36:53,839 INFO L168 Benchmark]: Toolchain (without parser) took 10969.49 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 585.6 MB). Free memory was 956.0 MB in the beginning and 1.2 GB in the end (delta: -267.0 MB). Peak memory consumption was 318.6 MB. Max. memory is 11.5 GB. [2018-11-28 12:36:53,839 INFO L168 Benchmark]: CDTParser took 0.10 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 12:36:53,840 INFO L168 Benchmark]: CACSL2BoogieTranslator took 365.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -188.6 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. [2018-11-28 12:36:53,840 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-28 12:36:53,840 INFO L168 Benchmark]: Boogie Preprocessor took 32.89 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:36:53,840 INFO L168 Benchmark]: RCFGBuilder took 519.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 11.5 GB. [2018-11-28 12:36:53,840 INFO L168 Benchmark]: TraceAbstraction took 9935.08 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 428.3 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -133.9 MB). Peak memory consumption was 557.1 MB. Max. memory is 11.5 GB. [2018-11-28 12:36:53,841 INFO L168 Benchmark]: Witness Printer took 84.06 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 581.4 kB). Peak memory consumption was 581.4 kB. Max. memory is 11.5 GB. [2018-11-28 12:36:53,842 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 365.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -188.6 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.89 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 519.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9935.08 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 428.3 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -133.9 MB). Peak memory consumption was 557.1 MB. Max. memory is 11.5 GB. * Witness Printer took 84.06 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 581.4 kB). Peak memory consumption was 581.4 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 183]: 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: 896]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: (((((!(\old(systemActive) == 1) || (((0 == pumpRunning && 1 <= waterLevel) && methaneLevelCritical == 1) && splverifierCounter == 0)) || (((0 == methaneLevelCritical && 2 <= waterLevel) && !(systemActive == 0)) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || (((0 == methaneLevelCritical && 0 == pumpRunning) && 1 <= waterLevel) && splverifierCounter == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 906]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 30 procedures, 159 locations, 1 error locations. SAFE Result, 9.8s OverallTime, 12 OverallIterations, 3 TraceHistogramMax, 3.8s AutomataDifference, 0.0s DeadEndRemovalTime, 3.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 2433 SDtfs, 2302 SDslu, 7443 SDs, 0 SdLazy, 4526 SolverSat, 1015 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 569 GetRequests, 456 SyntacticMatches, 2 SemanticMatches, 111 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 311 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3595occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 12 MinimizatonAttempts, 1266 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 5290 PreInvPairs, 5506 NumberOfFragments, 2145 HoareAnnotationTreeSize, 5290 FomulaSimplifications, 19321 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 66 FomulaSimplificationsInter, 24419 FormulaSimplificationTreeSizeReductionInter, 2.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1543 NumberOfCodeBlocks, 1543 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1528 ConstructedInterpolants, 0 QuantifiedInterpolants, 293862 SizeOfPredicates, 5 NumberOfNonLiveVariables, 2501 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 15 InterpolantComputations, 12 PerfectInterpolantSequences, 183/193 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...