./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product63_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_2b39cca1-959b-441c-9430-2aaff8451849/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2b39cca1-959b-441c-9430-2aaff8451849/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2b39cca1-959b-441c-9430-2aaff8451849/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2b39cca1-959b-441c-9430-2aaff8451849/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product63_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2b39cca1-959b-441c-9430-2aaff8451849/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2b39cca1-959b-441c-9430-2aaff8451849/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 7c9d11b324245890faf2aa5cc0763c01a125dd6d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 12:40:07,635 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 12:40:07,636 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 12:40:07,643 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 12:40:07,643 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 12:40:07,644 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 12:40:07,645 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 12:40:07,646 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 12:40:07,647 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 12:40:07,647 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 12:40:07,648 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 12:40:07,648 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 12:40:07,649 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 12:40:07,649 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 12:40:07,650 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 12:40:07,651 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 12:40:07,651 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 12:40:07,652 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 12:40:07,654 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 12:40:07,655 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 12:40:07,655 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 12:40:07,656 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 12:40:07,658 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 12:40:07,658 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 12:40:07,658 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 12:40:07,659 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 12:40:07,659 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 12:40:07,660 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 12:40:07,661 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 12:40:07,661 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 12:40:07,661 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 12:40:07,662 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 12:40:07,662 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 12:40:07,662 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 12:40:07,663 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 12:40:07,663 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 12:40:07,663 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2b39cca1-959b-441c-9430-2aaff8451849/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 12:40:07,673 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 12:40:07,673 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 12:40:07,674 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 12:40:07,674 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 12:40:07,674 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 12:40:07,675 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 12:40:07,675 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 12:40:07,675 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 12:40:07,675 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 12:40:07,675 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 12:40:07,675 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 12:40:07,676 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 12:40:07,676 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 12:40:07,676 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 12:40:07,676 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 12:40:07,676 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 12:40:07,676 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 12:40:07,676 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 12:40:07,677 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 12:40:07,677 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 12:40:07,677 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 12:40:07,677 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 12:40:07,677 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 12:40:07,677 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 12:40:07,677 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 12:40:07,678 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 12:40:07,678 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 12:40:07,678 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 12:40:07,678 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 12:40:07,678 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 12:40:07,678 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_2b39cca1-959b-441c-9430-2aaff8451849/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 -> 7c9d11b324245890faf2aa5cc0763c01a125dd6d [2018-11-28 12:40:07,700 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 12:40:07,708 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 12:40:07,710 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 12:40:07,711 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 12:40:07,711 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 12:40:07,711 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2b39cca1-959b-441c-9430-2aaff8451849/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product63_true-unreach-call_false-termination.cil.c [2018-11-28 12:40:07,748 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2b39cca1-959b-441c-9430-2aaff8451849/bin-2019/uautomizer/data/d96512d33/1433057aad70490993ac231f4e38ba3b/FLAG2976b57ba [2018-11-28 12:40:08,189 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 12:40:08,190 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2b39cca1-959b-441c-9430-2aaff8451849/sv-benchmarks/c/product-lines/minepump_spec5_product63_true-unreach-call_false-termination.cil.c [2018-11-28 12:40:08,197 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2b39cca1-959b-441c-9430-2aaff8451849/bin-2019/uautomizer/data/d96512d33/1433057aad70490993ac231f4e38ba3b/FLAG2976b57ba [2018-11-28 12:40:08,206 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2b39cca1-959b-441c-9430-2aaff8451849/bin-2019/uautomizer/data/d96512d33/1433057aad70490993ac231f4e38ba3b [2018-11-28 12:40:08,208 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 12:40:08,209 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 12:40:08,210 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 12:40:08,210 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 12:40:08,213 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 12:40:08,214 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:40:08" (1/1) ... [2018-11-28 12:40:08,216 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 12:40:08, skipping insertion in model container [2018-11-28 12:40:08,216 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:40:08" (1/1) ... [2018-11-28 12:40:08,222 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 12:40:08,254 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 12:40:08,444 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:40:08,498 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 12:40:08,555 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 12:40:08,573 INFO L195 MainTranslator]: Completed translation [2018-11-28 12:40:08,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:40:08 WrapperNode [2018-11-28 12:40:08,573 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 12:40:08,574 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 12:40:08,574 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 12:40:08,574 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 12:40:08,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:40:08" (1/1) ... [2018-11-28 12:40:08,591 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:40:08" (1/1) ... [2018-11-28 12:40:08,599 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 12:40:08,599 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 12:40:08,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 12:40:08,599 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 12:40:08,605 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:40:08" (1/1) ... [2018-11-28 12:40:08,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:40:08" (1/1) ... [2018-11-28 12:40:08,608 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:40:08" (1/1) ... [2018-11-28 12:40:08,608 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:40:08" (1/1) ... [2018-11-28 12:40:08,617 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:40:08" (1/1) ... [2018-11-28 12:40:08,622 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:40:08" (1/1) ... [2018-11-28 12:40:08,625 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:40:08" (1/1) ... [2018-11-28 12:40:08,627 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 12:40:08,628 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 12:40:08,628 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 12:40:08,628 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 12:40:08,629 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:40:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2b39cca1-959b-441c-9430-2aaff8451849/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 12:40:08,663 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 12:40:08,663 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 12:40:08,664 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 12:40:08,664 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 12:40:08,664 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-28 12:40:08,664 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-28 12:40:08,664 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-28 12:40:08,665 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-28 12:40:08,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 12:40:08,666 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 12:40:08,666 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 12:40:08,666 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 12:40:08,666 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 12:40:08,666 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 12:40:08,666 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 12:40:08,666 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 12:40:08,666 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 12:40:08,666 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 12:40:08,666 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 12:40:08,667 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-28 12:40:08,667 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-28 12:40:08,667 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-28 12:40:08,667 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-28 12:40:08,667 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 12:40:08,667 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 12:40:08,667 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 12:40:08,667 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 12:40:08,667 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-28 12:40:08,668 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-28 12:40:08,668 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 12:40:08,668 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 12:40:08,668 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 12:40:08,668 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 12:40:08,668 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 12:40:08,668 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 12:40:08,668 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 12:40:08,668 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 12:40:08,668 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 12:40:08,669 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 12:40:08,669 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 12:40:08,669 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 12:40:08,669 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 12:40:08,669 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 12:40:08,669 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 12:40:08,669 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 12:40:08,669 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-28 12:40:08,669 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-28 12:40:08,669 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-28 12:40:08,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-28 12:40:08,670 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-28 12:40:08,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-28 12:40:08,670 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 12:40:08,670 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 12:40:08,670 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 12:40:08,670 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 12:40:08,670 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 12:40:08,670 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 12:40:08,670 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-28 12:40:08,671 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-28 12:40:08,671 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 12:40:08,671 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 12:40:08,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 12:40:08,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 12:40:08,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 12:40:08,671 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 12:40:08,671 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 12:40:08,671 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 12:40:08,671 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 12:40:08,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 12:40:08,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 12:40:09,111 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 12:40:09,111 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 12:40:09,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:40:09 BoogieIcfgContainer [2018-11-28 12:40:09,112 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 12:40:09,112 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 12:40:09,113 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 12:40:09,116 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 12:40:09,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:40:08" (1/3) ... [2018-11-28 12:40:09,117 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69950e6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:40:09, skipping insertion in model container [2018-11-28 12:40:09,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:40:08" (2/3) ... [2018-11-28 12:40:09,117 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69950e6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:40:09, skipping insertion in model container [2018-11-28 12:40:09,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:40:09" (3/3) ... [2018-11-28 12:40:09,119 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product63_true-unreach-call_false-termination.cil.c [2018-11-28 12:40:09,127 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 12:40:09,132 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 12:40:09,141 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 12:40:09,159 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 12:40:09,159 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 12:40:09,159 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 12:40:09,159 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 12:40:09,159 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 12:40:09,160 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 12:40:09,160 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 12:40:09,160 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 12:40:09,160 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 12:40:09,178 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states. [2018-11-28 12:40:09,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-28 12:40:09,185 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:40:09,186 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:40:09,188 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:40:09,191 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:40:09,191 INFO L82 PathProgramCache]: Analyzing trace with hash 2083690591, now seen corresponding path program 1 times [2018-11-28 12:40:09,192 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:40:09,192 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:40:09,224 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:40:09,224 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:40:09,224 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:40:09,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:40:09,377 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 12:40:09,379 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:40:09,379 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 12:40:09,382 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 12:40:09,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 12:40:09,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 12:40:09,393 INFO L87 Difference]: Start difference. First operand 182 states. Second operand 2 states. [2018-11-28 12:40:09,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:40:09,421 INFO L93 Difference]: Finished difference Result 334 states and 415 transitions. [2018-11-28 12:40:09,422 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 12:40:09,423 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-28 12:40:09,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:40:09,432 INFO L225 Difference]: With dead ends: 334 [2018-11-28 12:40:09,433 INFO L226 Difference]: Without dead ends: 169 [2018-11-28 12:40:09,435 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 12:40:09,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2018-11-28 12:40:09,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 169. [2018-11-28 12:40:09,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169 states. [2018-11-28 12:40:09,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 201 transitions. [2018-11-28 12:40:09,470 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 201 transitions. Word has length 59 [2018-11-28 12:40:09,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:40:09,470 INFO L480 AbstractCegarLoop]: Abstraction has 169 states and 201 transitions. [2018-11-28 12:40:09,470 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 12:40:09,471 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 201 transitions. [2018-11-28 12:40:09,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-28 12:40:09,473 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:40:09,473 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] [2018-11-28 12:40:09,473 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:40:09,473 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:40:09,473 INFO L82 PathProgramCache]: Analyzing trace with hash -680279875, now seen corresponding path program 1 times [2018-11-28 12:40:09,474 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:40:09,474 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:40:09,474 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:40:09,474 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:40:09,475 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:40:09,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:40:09,615 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 12:40:09,615 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:40:09,615 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 12:40:09,617 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 12:40:09,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 12:40:09,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 12:40:09,617 INFO L87 Difference]: Start difference. First operand 169 states and 201 transitions. Second operand 7 states. [2018-11-28 12:40:09,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:40:09,980 INFO L93 Difference]: Finished difference Result 516 states and 639 transitions. [2018-11-28 12:40:09,981 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 12:40:09,981 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2018-11-28 12:40:09,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:40:09,985 INFO L225 Difference]: With dead ends: 516 [2018-11-28 12:40:09,985 INFO L226 Difference]: Without dead ends: 375 [2018-11-28 12:40:09,986 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 12:40:09,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2018-11-28 12:40:10,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 367. [2018-11-28 12:40:10,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 367 states. [2018-11-28 12:40:10,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 367 states and 452 transitions. [2018-11-28 12:40:10,025 INFO L78 Accepts]: Start accepts. Automaton has 367 states and 452 transitions. Word has length 64 [2018-11-28 12:40:10,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:40:10,025 INFO L480 AbstractCegarLoop]: Abstraction has 367 states and 452 transitions. [2018-11-28 12:40:10,025 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 12:40:10,025 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 452 transitions. [2018-11-28 12:40:10,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-28 12:40:10,029 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:40:10,029 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:40:10,029 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:40:10,030 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:40:10,030 INFO L82 PathProgramCache]: Analyzing trace with hash 1318653095, now seen corresponding path program 1 times [2018-11-28 12:40:10,030 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:40:10,030 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:40:10,032 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:40:10,032 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:40:10,032 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:40:10,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:40:10,120 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 12:40:10,120 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:40:10,121 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:40:10,121 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 12:40:10,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 12:40:10,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 12:40:10,122 INFO L87 Difference]: Start difference. First operand 367 states and 452 transitions. Second operand 6 states. [2018-11-28 12:40:10,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:40:10,310 INFO L93 Difference]: Finished difference Result 865 states and 1122 transitions. [2018-11-28 12:40:10,310 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 12:40:10,311 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2018-11-28 12:40:10,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:40:10,314 INFO L225 Difference]: With dead ends: 865 [2018-11-28 12:40:10,314 INFO L226 Difference]: Without dead ends: 526 [2018-11-28 12:40:10,317 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 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 12:40:10,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 526 states. [2018-11-28 12:40:10,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 526 to 512. [2018-11-28 12:40:10,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 512 states. [2018-11-28 12:40:10,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 633 transitions. [2018-11-28 12:40:10,355 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 633 transitions. Word has length 70 [2018-11-28 12:40:10,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:40:10,355 INFO L480 AbstractCegarLoop]: Abstraction has 512 states and 633 transitions. [2018-11-28 12:40:10,355 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 12:40:10,355 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 633 transitions. [2018-11-28 12:40:10,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-28 12:40:10,358 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:40:10,359 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:40:10,359 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:40:10,359 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:40:10,360 INFO L82 PathProgramCache]: Analyzing trace with hash -473189652, now seen corresponding path program 1 times [2018-11-28 12:40:10,360 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:40:10,360 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:40:10,361 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:40:10,361 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:40:10,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:40:10,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:40:10,427 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 12:40:10,427 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:40:10,427 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 12:40:10,427 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 12:40:10,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 12:40:10,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 12:40:10,428 INFO L87 Difference]: Start difference. First operand 512 states and 633 transitions. Second operand 3 states. [2018-11-28 12:40:10,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:40:10,441 INFO L93 Difference]: Finished difference Result 850 states and 1018 transitions. [2018-11-28 12:40:10,444 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 12:40:10,444 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 108 [2018-11-28 12:40:10,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:40:10,446 INFO L225 Difference]: With dead ends: 850 [2018-11-28 12:40:10,446 INFO L226 Difference]: Without dead ends: 467 [2018-11-28 12:40:10,448 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 12:40:10,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 467 states. [2018-11-28 12:40:10,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 467 to 467. [2018-11-28 12:40:10,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 467 states. [2018-11-28 12:40:10,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 467 states and 561 transitions. [2018-11-28 12:40:10,472 INFO L78 Accepts]: Start accepts. Automaton has 467 states and 561 transitions. Word has length 108 [2018-11-28 12:40:10,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:40:10,472 INFO L480 AbstractCegarLoop]: Abstraction has 467 states and 561 transitions. [2018-11-28 12:40:10,472 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 12:40:10,472 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 561 transitions. [2018-11-28 12:40:10,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-28 12:40:10,474 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:40:10,474 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:40:10,475 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:40:10,475 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:40:10,475 INFO L82 PathProgramCache]: Analyzing trace with hash 551157418, now seen corresponding path program 1 times [2018-11-28 12:40:10,475 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:40:10,475 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:40:10,476 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:40:10,476 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:40:10,476 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:40:10,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:40:10,551 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 12:40:10,552 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:40:10,552 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 12:40:10,552 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 12:40:10,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 12:40:10,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 12:40:10,553 INFO L87 Difference]: Start difference. First operand 467 states and 561 transitions. Second operand 6 states. [2018-11-28 12:40:10,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:40:10,608 INFO L93 Difference]: Finished difference Result 920 states and 1146 transitions. [2018-11-28 12:40:10,609 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 12:40:10,609 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 112 [2018-11-28 12:40:10,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:40:10,611 INFO L225 Difference]: With dead ends: 920 [2018-11-28 12:40:10,612 INFO L226 Difference]: Without dead ends: 481 [2018-11-28 12:40:10,613 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 12:40:10,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 481 states. [2018-11-28 12:40:10,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 481 to 477. [2018-11-28 12:40:10,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 477 states. [2018-11-28 12:40:10,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 477 states and 571 transitions. [2018-11-28 12:40:10,636 INFO L78 Accepts]: Start accepts. Automaton has 477 states and 571 transitions. Word has length 112 [2018-11-28 12:40:10,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:40:10,636 INFO L480 AbstractCegarLoop]: Abstraction has 477 states and 571 transitions. [2018-11-28 12:40:10,636 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 12:40:10,636 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 571 transitions. [2018-11-28 12:40:10,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-28 12:40:10,638 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:40:10,638 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:40:10,638 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:40:10,638 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:40:10,638 INFO L82 PathProgramCache]: Analyzing trace with hash -1804647832, now seen corresponding path program 1 times [2018-11-28 12:40:10,638 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:40:10,639 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:40:10,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:40:10,639 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:40:10,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:40:10,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:40:10,708 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 12:40:10,709 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:40:10,709 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 12:40:10,709 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 12:40:10,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 12:40:10,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 12:40:10,710 INFO L87 Difference]: Start difference. First operand 477 states and 571 transitions. Second operand 8 states. [2018-11-28 12:40:10,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:40:10,747 INFO L93 Difference]: Finished difference Result 940 states and 1166 transitions. [2018-11-28 12:40:10,748 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 12:40:10,749 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 112 [2018-11-28 12:40:10,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:40:10,751 INFO L225 Difference]: With dead ends: 940 [2018-11-28 12:40:10,751 INFO L226 Difference]: Without dead ends: 491 [2018-11-28 12:40:10,752 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 12:40:10,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 491 states. [2018-11-28 12:40:10,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 491 to 485. [2018-11-28 12:40:10,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 485 states. [2018-11-28 12:40:10,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 485 states and 579 transitions. [2018-11-28 12:40:10,774 INFO L78 Accepts]: Start accepts. Automaton has 485 states and 579 transitions. Word has length 112 [2018-11-28 12:40:10,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:40:10,775 INFO L480 AbstractCegarLoop]: Abstraction has 485 states and 579 transitions. [2018-11-28 12:40:10,775 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 12:40:10,775 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 579 transitions. [2018-11-28 12:40:10,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-28 12:40:10,776 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:40:10,776 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:40:10,777 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:40:10,777 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:40:10,777 INFO L82 PathProgramCache]: Analyzing trace with hash -1035477817, now seen corresponding path program 1 times [2018-11-28 12:40:10,777 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:40:10,777 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:40:10,778 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:40:10,778 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:40:10,778 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:40:10,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:40:10,841 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 12:40:10,842 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:40:10,842 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 12:40:10,842 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 12:40:10,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 12:40:10,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 12:40:10,843 INFO L87 Difference]: Start difference. First operand 485 states and 579 transitions. Second operand 4 states. [2018-11-28 12:40:11,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:40:11,043 INFO L93 Difference]: Finished difference Result 1531 states and 1914 transitions. [2018-11-28 12:40:11,043 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 12:40:11,043 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 112 [2018-11-28 12:40:11,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:40:11,049 INFO L225 Difference]: With dead ends: 1531 [2018-11-28 12:40:11,049 INFO L226 Difference]: Without dead ends: 1074 [2018-11-28 12:40:11,051 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 12:40:11,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1074 states. [2018-11-28 12:40:11,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1074 to 1057. [2018-11-28 12:40:11,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1057 states. [2018-11-28 12:40:11,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 1057 states and 1294 transitions. [2018-11-28 12:40:11,108 INFO L78 Accepts]: Start accepts. Automaton has 1057 states and 1294 transitions. Word has length 112 [2018-11-28 12:40:11,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:40:11,108 INFO L480 AbstractCegarLoop]: Abstraction has 1057 states and 1294 transitions. [2018-11-28 12:40:11,108 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 12:40:11,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1294 transitions. [2018-11-28 12:40:11,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-28 12:40:11,111 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:40:11,111 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:40:11,111 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:40:11,111 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:40:11,111 INFO L82 PathProgramCache]: Analyzing trace with hash -1829160319, now seen corresponding path program 1 times [2018-11-28 12:40:11,111 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:40:11,111 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:40:11,112 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:40:11,112 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:40:11,112 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:40:11,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:40:11,241 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 12:40:11,241 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 12:40:11,241 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 12:40:11,241 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 12:40:11,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 12:40:11,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-28 12:40:11,242 INFO L87 Difference]: Start difference. First operand 1057 states and 1294 transitions. Second operand 9 states. [2018-11-28 12:40:12,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:40:12,099 INFO L93 Difference]: Finished difference Result 2909 states and 3704 transitions. [2018-11-28 12:40:12,100 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-28 12:40:12,100 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 116 [2018-11-28 12:40:12,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:40:12,109 INFO L225 Difference]: With dead ends: 2909 [2018-11-28 12:40:12,109 INFO L226 Difference]: Without dead ends: 2072 [2018-11-28 12:40:12,112 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-28 12:40:12,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2072 states. [2018-11-28 12:40:12,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2072 to 1856. [2018-11-28 12:40:12,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1856 states. [2018-11-28 12:40:12,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 1856 states and 2236 transitions. [2018-11-28 12:40:12,216 INFO L78 Accepts]: Start accepts. Automaton has 1856 states and 2236 transitions. Word has length 116 [2018-11-28 12:40:12,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:40:12,216 INFO L480 AbstractCegarLoop]: Abstraction has 1856 states and 2236 transitions. [2018-11-28 12:40:12,216 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 12:40:12,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 2236 transitions. [2018-11-28 12:40:12,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-28 12:40:12,220 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:40:12,220 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:40:12,220 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:40:12,220 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:40:12,221 INFO L82 PathProgramCache]: Analyzing trace with hash 1423248572, now seen corresponding path program 1 times [2018-11-28 12:40:12,221 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:40:12,221 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:40:12,221 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:40:12,221 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:40:12,222 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:40:12,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:40:12,400 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 22 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-28 12:40:12,401 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:40:12,401 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2b39cca1-959b-441c-9430-2aaff8451849/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 12:40:12,421 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:40:12,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:40:12,523 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:40:12,634 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 37 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 12:40:12,651 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 12:40:12,651 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-28 12:40:12,651 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-28 12:40:12,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-28 12:40:12,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-28 12:40:12,652 INFO L87 Difference]: Start difference. First operand 1856 states and 2236 transitions. Second operand 16 states. [2018-11-28 12:40:13,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:40:13,432 INFO L93 Difference]: Finished difference Result 4206 states and 5287 transitions. [2018-11-28 12:40:13,432 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-28 12:40:13,433 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 193 [2018-11-28 12:40:13,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:40:13,439 INFO L225 Difference]: With dead ends: 4206 [2018-11-28 12:40:13,439 INFO L226 Difference]: Without dead ends: 2564 [2018-11-28 12:40:13,442 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2018-11-28 12:40:13,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2564 states. [2018-11-28 12:40:13,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2564 to 2352. [2018-11-28 12:40:13,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2352 states. [2018-11-28 12:40:13,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2352 states to 2352 states and 2796 transitions. [2018-11-28 12:40:13,529 INFO L78 Accepts]: Start accepts. Automaton has 2352 states and 2796 transitions. Word has length 193 [2018-11-28 12:40:13,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:40:13,529 INFO L480 AbstractCegarLoop]: Abstraction has 2352 states and 2796 transitions. [2018-11-28 12:40:13,529 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-28 12:40:13,529 INFO L276 IsEmpty]: Start isEmpty. Operand 2352 states and 2796 transitions. [2018-11-28 12:40:13,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2018-11-28 12:40:13,535 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:40:13,535 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:40:13,535 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:40:13,535 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:40:13,536 INFO L82 PathProgramCache]: Analyzing trace with hash 869174864, now seen corresponding path program 1 times [2018-11-28 12:40:13,536 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:40:13,536 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:40:13,536 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:40:13,536 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:40:13,537 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:40:13,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:40:13,672 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 94 proven. 9 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2018-11-28 12:40:13,672 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:40:13,672 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2b39cca1-959b-441c-9430-2aaff8451849/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 12:40:13,679 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:40:13,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:40:13,792 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:40:13,990 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 235 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-28 12:40:14,006 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 12:40:14,006 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 12] total 18 [2018-11-28 12:40:14,007 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-28 12:40:14,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-28 12:40:14,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2018-11-28 12:40:14,008 INFO L87 Difference]: Start difference. First operand 2352 states and 2796 transitions. Second operand 18 states. [2018-11-28 12:40:16,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:40:16,516 INFO L93 Difference]: Finished difference Result 6361 states and 7976 transitions. [2018-11-28 12:40:16,517 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-11-28 12:40:16,517 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 327 [2018-11-28 12:40:16,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:40:16,531 INFO L225 Difference]: With dead ends: 6361 [2018-11-28 12:40:16,531 INFO L226 Difference]: Without dead ends: 3406 [2018-11-28 12:40:16,539 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 376 GetRequests, 333 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 383 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=372, Invalid=1520, Unknown=0, NotChecked=0, Total=1892 [2018-11-28 12:40:16,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3406 states. [2018-11-28 12:40:16,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3406 to 3216. [2018-11-28 12:40:16,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3216 states. [2018-11-28 12:40:16,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3216 states to 3216 states and 3776 transitions. [2018-11-28 12:40:16,713 INFO L78 Accepts]: Start accepts. Automaton has 3216 states and 3776 transitions. Word has length 327 [2018-11-28 12:40:16,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:40:16,713 INFO L480 AbstractCegarLoop]: Abstraction has 3216 states and 3776 transitions. [2018-11-28 12:40:16,714 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-28 12:40:16,714 INFO L276 IsEmpty]: Start isEmpty. Operand 3216 states and 3776 transitions. [2018-11-28 12:40:16,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2018-11-28 12:40:16,724 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:40:16,725 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:40:16,725 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:40:16,725 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:40:16,725 INFO L82 PathProgramCache]: Analyzing trace with hash 405668531, now seen corresponding path program 1 times [2018-11-28 12:40:16,725 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:40:16,725 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:40:16,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:40:16,726 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:40:16,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:40:16,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:40:16,851 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 83 proven. 12 refuted. 0 times theorem prover too weak. 521 trivial. 0 not checked. [2018-11-28 12:40:16,851 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:40:16,851 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2b39cca1-959b-441c-9430-2aaff8451849/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 12:40:16,861 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:40:17,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:40:17,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:40:17,192 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 520 trivial. 0 not checked. [2018-11-28 12:40:17,217 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 12:40:17,218 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4 [2018-11-28 12:40:17,218 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 12:40:17,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 12:40:17,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 12:40:17,219 INFO L87 Difference]: Start difference. First operand 3216 states and 3776 transitions. Second operand 4 states. [2018-11-28 12:40:17,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:40:17,361 INFO L93 Difference]: Finished difference Result 3754 states and 4434 transitions. [2018-11-28 12:40:17,361 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 12:40:17,361 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 422 [2018-11-28 12:40:17,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:40:17,365 INFO L225 Difference]: With dead ends: 3754 [2018-11-28 12:40:17,365 INFO L226 Difference]: Without dead ends: 1360 [2018-11-28 12:40:17,368 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 425 GetRequests, 421 SyntacticMatches, 2 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 12:40:17,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1360 states. [2018-11-28 12:40:17,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1360 to 1325. [2018-11-28 12:40:17,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1325 states. [2018-11-28 12:40:17,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1325 states and 1509 transitions. [2018-11-28 12:40:17,409 INFO L78 Accepts]: Start accepts. Automaton has 1325 states and 1509 transitions. Word has length 422 [2018-11-28 12:40:17,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:40:17,409 INFO L480 AbstractCegarLoop]: Abstraction has 1325 states and 1509 transitions. [2018-11-28 12:40:17,409 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 12:40:17,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1509 transitions. [2018-11-28 12:40:17,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 417 [2018-11-28 12:40:17,414 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 12:40:17,415 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 12:40:17,415 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 12:40:17,415 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 12:40:17,415 INFO L82 PathProgramCache]: Analyzing trace with hash 1839291721, now seen corresponding path program 1 times [2018-11-28 12:40:17,415 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 12:40:17,415 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 12:40:17,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:40:17,416 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:40:17,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 12:40:17,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:40:17,538 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 107 proven. 16 refuted. 0 times theorem prover too weak. 493 trivial. 0 not checked. [2018-11-28 12:40:17,538 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 12:40:17,538 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2b39cca1-959b-441c-9430-2aaff8451849/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 12:40:17,545 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 12:40:17,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 12:40:17,664 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 12:40:17,767 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2018-11-28 12:40:17,782 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 12:40:17,783 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2018-11-28 12:40:17,783 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-28 12:40:17,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-28 12:40:17,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-11-28 12:40:17,784 INFO L87 Difference]: Start difference. First operand 1325 states and 1509 transitions. Second operand 13 states. [2018-11-28 12:40:17,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 12:40:17,830 INFO L93 Difference]: Finished difference Result 1621 states and 1834 transitions. [2018-11-28 12:40:17,831 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 12:40:17,831 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 416 [2018-11-28 12:40:17,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 12:40:17,832 INFO L225 Difference]: With dead ends: 1621 [2018-11-28 12:40:17,832 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 12:40:17,834 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 427 GetRequests, 415 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-11-28 12:40:17,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 12:40:17,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 12:40:17,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 12:40:17,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 12:40:17,834 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 416 [2018-11-28 12:40:17,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 12:40:17,835 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 12:40:17,835 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-28 12:40:17,835 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 12:40:17,835 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 12:40:17,838 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 12:40:17,879 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:17,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:17,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:17,889 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:17,889 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:17,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:17,895 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:17,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:17,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:18,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:18,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:18,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:18,096 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:18,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:18,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:18,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:18,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:18,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:18,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:18,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:18,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:18,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:18,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:18,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:18,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:18,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:18,483 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:18,552 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:18,560 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:18,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:18,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:18,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:18,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:18,675 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 12:40:18,897 WARN L180 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 27 [2018-11-28 12:40:19,097 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 31 [2018-11-28 12:40:20,061 WARN L180 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 49 [2018-11-28 12:40:20,367 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 33 [2018-11-28 12:40:20,577 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 29 [2018-11-28 12:40:20,948 WARN L180 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 40 [2018-11-28 12:40:21,282 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 38 [2018-11-28 12:40:21,964 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 48 [2018-11-28 12:40:22,174 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 34 [2018-11-28 12:40:22,488 WARN L180 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 55 [2018-11-28 12:40:22,688 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 38 [2018-11-28 12:40:22,691 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 113 119) the Hoare annotation is: true [2018-11-28 12:40:22,691 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 113 119) no Hoare annotation was computed. [2018-11-28 12:40:22,691 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 120 128) no Hoare annotation was computed. [2018-11-28 12:40:22,691 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 120 128) the Hoare annotation is: true [2018-11-28 12:40:22,691 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 120 128) no Hoare annotation was computed. [2018-11-28 12:40:22,691 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 44 51) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-28 12:40:22,691 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2018-11-28 12:40:22,691 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2018-11-28 12:40:22,691 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 52 61) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse5 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse6 (<= 1 ~switchedOnBeforeTS~0)) (.cse3 (not (= ~waterLevel~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= ~systemActive~0 0))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse6 .cse1 .cse3) (or .cse5 .cse0 .cse7 .cse6 .cse3) (or .cse0 .cse7 (< 2 ~waterLevel~0) .cse4 .cse2))) [2018-11-28 12:40:22,691 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 52 61) no Hoare annotation was computed. [2018-11-28 12:40:22,691 INFO L448 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-11-28 12:40:22,691 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 52 61) no Hoare annotation was computed. [2018-11-28 12:40:22,691 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 62 90) the Hoare annotation is: true [2018-11-28 12:40:22,692 INFO L444 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: (let ((.cse4 (not (= ~waterLevel~0 1))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse2 .cse0 .cse3 .cse4) (or .cse2 (not (= ~systemActive~0 0)) (< 2 ~waterLevel~0) .cse3) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse0 .cse4) (or .cse2 .cse0 .cse3 .cse1))) [2018-11-28 12:40:22,692 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 62 90) no Hoare annotation was computed. [2018-11-28 12:40:22,692 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2018-11-28 12:40:22,692 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 84) no Hoare annotation was computed. [2018-11-28 12:40:22,692 INFO L444 ceAbstractionStarter]: At program point L72(line 72) the Hoare annotation is: (let ((.cse4 (not (= ~waterLevel~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~waterLevel~0 2))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse6 (not (= ~systemActive~0 0))) (.cse3 (<= __utac_acc__Specification5_spec__3_~tmp~0 ~waterLevel~0)) (.cse5 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse3 .cse0 .cse4) (or .cse3 .cse2 .cse0 .cse5 .cse4) (or .cse2 .cse0 .cse5 .cse1) (or .cse6 (or .cse5 (or .cse2 .cse1))) (or .cse2 .cse6 .cse3 (< 2 ~waterLevel~0) .cse5))) [2018-11-28 12:40:22,692 INFO L448 ceAbstractionStarter]: For program point L72-1(line 72) no Hoare annotation was computed. [2018-11-28 12:40:22,692 INFO L448 ceAbstractionStarter]: For program point L70(lines 70 87) no Hoare annotation was computed. [2018-11-28 12:40:22,692 INFO L448 ceAbstractionStarter]: For program point L70-1(lines 62 90) no Hoare annotation was computed. [2018-11-28 12:40:22,692 INFO L451 ceAbstractionStarter]: At program point L68(line 68) the Hoare annotation is: true [2018-11-28 12:40:22,692 INFO L448 ceAbstractionStarter]: For program point L68-1(line 68) no Hoare annotation was computed. [2018-11-28 12:40:22,692 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 285 307) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 12:40:22,692 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 285 307) no Hoare annotation was computed. [2018-11-28 12:40:22,692 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 285 307) no Hoare annotation was computed. [2018-11-28 12:40:22,692 INFO L444 ceAbstractionStarter]: At program point L297(line 297) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= main_~tmp~2 ~systemActive~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 12:40:22,692 INFO L444 ceAbstractionStarter]: At program point L297-1(line 297) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= main_~tmp~2 ~systemActive~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 12:40:22,692 INFO L448 ceAbstractionStarter]: For program point L295(lines 295 302) no Hoare annotation was computed. [2018-11-28 12:40:22,692 INFO L448 ceAbstractionStarter]: For program point L295-1(lines 295 302) no Hoare annotation was computed. [2018-11-28 12:40:22,693 INFO L448 ceAbstractionStarter]: For program point L293(line 293) no Hoare annotation was computed. [2018-11-28 12:40:22,693 INFO L444 ceAbstractionStarter]: At program point L292(line 292) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 12:40:22,693 INFO L444 ceAbstractionStarter]: At program point L291(line 291) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 12:40:22,693 INFO L444 ceAbstractionStarter]: At program point L291-1(line 291) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 12:40:22,693 INFO L448 ceAbstractionStarter]: For program point L386-1(line 386) no Hoare annotation was computed. [2018-11-28 12:40:22,693 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 401) no Hoare annotation was computed. [2018-11-28 12:40:22,693 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 380 404) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse4 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-28 12:40:22,693 INFO L444 ceAbstractionStarter]: At program point L399(line 399) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-28 12:40:22,693 INFO L448 ceAbstractionStarter]: For program point L399-1(lines 380 404) no Hoare annotation was computed. [2018-11-28 12:40:22,693 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 380 404) no Hoare annotation was computed. [2018-11-28 12:40:22,693 INFO L444 ceAbstractionStarter]: At program point L394(line 394) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2018-11-28 12:40:22,693 INFO L444 ceAbstractionStarter]: At program point L390(line 390) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or (and (= processEnvironment__wrappee__methaneQuery_~tmp~4 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2018-11-28 12:40:22,693 INFO L448 ceAbstractionStarter]: For program point L388(lines 388 396) no Hoare annotation was computed. [2018-11-28 12:40:22,693 INFO L444 ceAbstractionStarter]: At program point L386(line 386) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-28 12:40:22,693 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 558 572) no Hoare annotation was computed. [2018-11-28 12:40:22,694 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 558 572) the Hoare annotation is: (let ((.cse11 (= ~systemActive~0 0))) (let ((.cse12 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse14 (not .cse11))) (let ((.cse0 (< 2 ~waterLevel~0)) (.cse10 (= ~systemActive~0 1)) (.cse9 (not (= |old(~systemActive~0)| 1))) (.cse7 (and (= 0 ~pumpRunning~0) .cse14)) (.cse13 (not (= ~waterLevel~0 1))) (.cse6 (not (= ~waterLevel~0 2))) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse8 (< 0 ~waterLevel~0)) (.cse3 (= |old(~systemActive~0)| 0)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (and .cse14 .cse12)) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (or .cse0 .cse1 .cse2) .cse3 .cse4) (or (or .cse5 .cse6) .cse3 .cse7) (or .cse8 .cse1 .cse9 .cse10 .cse2) (or (and .cse11 .cse12) (not .cse3) .cse5 .cse0 .cse2) (or .cse10 .cse1 .cse9 .cse2 .cse13) (or (< ~switchedOnBeforeTS~0 1) (< 1 ~waterLevel~0) .cse3 .cse5 .cse7) (or .cse7 .cse3 .cse5 .cse13) (or (and .cse14 (= ~pumpRunning~0 1)) (or (or .cse3 .cse6) .cse1)) (or .cse8 .cse3 .cse5 .cse4 .cse2))))) [2018-11-28 12:40:22,694 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 558 572) no Hoare annotation was computed. [2018-11-28 12:40:22,694 INFO L444 ceAbstractionStarter]: At program point L564(line 564) the Hoare annotation is: (let ((.cse7 (= ~systemActive~0 1)) (.cse6 (not (= |old(~systemActive~0)| 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (< 2 ~waterLevel~0)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse9 (not (= ~waterLevel~0 1))) (.cse4 (not (= ~systemActive~0 0))) (.cse3 (= |old(~systemActive~0)| 0)) (.cse8 (not (= ~waterLevel~0 2))) (.cse1 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (or .cse0 .cse1 .cse2) .cse3 (and .cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or .cse5 .cse0 .cse2) (or (< 0 ~waterLevel~0) .cse1 .cse6 .cse7 .cse2) (or (or .cse5 .cse8) .cse3) (or .cse7 .cse1 .cse6 .cse2 .cse9) (or (< ~switchedOnBeforeTS~0 1) .cse3 .cse5 .cse0) (or .cse3 .cse5 .cse9) (or (and .cse4 (= ~pumpRunning~0 1)) (or (or .cse3 .cse8) .cse1)))) [2018-11-28 12:40:22,694 INFO L448 ceAbstractionStarter]: For program point L562(lines 562 568) no Hoare annotation was computed. [2018-11-28 12:40:22,694 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 475 483) no Hoare annotation was computed. [2018-11-28 12:40:22,694 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 475 483) the Hoare annotation is: true [2018-11-28 12:40:22,694 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 475 483) no Hoare annotation was computed. [2018-11-28 12:40:22,694 INFO L448 ceAbstractionStarter]: For program point L546-1(line 546) no Hoare annotation was computed. [2018-11-28 12:40:22,694 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 539 557) the Hoare annotation is: true [2018-11-28 12:40:22,694 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 539 557) no Hoare annotation was computed. [2018-11-28 12:40:22,694 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 552) no Hoare annotation was computed. [2018-11-28 12:40:22,694 INFO L451 ceAbstractionStarter]: At program point L546(line 546) the Hoare annotation is: true [2018-11-28 12:40:22,694 INFO L448 ceAbstractionStarter]: For program point L548-2(lines 548 552) no Hoare annotation was computed. [2018-11-28 12:40:22,694 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 539 557) no Hoare annotation was computed. [2018-11-28 12:40:22,694 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 106 112) no Hoare annotation was computed. [2018-11-28 12:40:22,695 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 106 112) the Hoare annotation is: true [2018-11-28 12:40:22,695 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 274 284) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) [2018-11-28 12:40:22,695 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 274 284) no Hoare annotation was computed. [2018-11-28 12:40:22,695 INFO L444 ceAbstractionStarter]: At program point L279(line 279) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1))) [2018-11-28 12:40:22,695 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 274 284) no Hoare annotation was computed. [2018-11-28 12:40:22,695 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 464 474) the Hoare annotation is: true [2018-11-28 12:40:22,695 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 464 474) no Hoare annotation was computed. [2018-11-28 12:40:22,695 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 464 474) no Hoare annotation was computed. [2018-11-28 12:40:22,695 INFO L451 ceAbstractionStarter]: At program point L469(line 469) the Hoare annotation is: true [2018-11-28 12:40:22,695 INFO L448 ceAbstractionStarter]: For program point L469-1(line 469) no Hoare annotation was computed. [2018-11-28 12:40:22,695 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 456 463) the Hoare annotation is: (let ((.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (= ~systemActive~0 0))) (and (or (or (or .cse0 (not (= ~waterLevel~0 2))) .cse1) (= ~pumpRunning~0 1)) (or (or (< 2 ~waterLevel~0) .cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) .cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) [2018-11-28 12:40:22,695 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 456 463) no Hoare annotation was computed. [2018-11-28 12:40:22,695 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 456 463) no Hoare annotation was computed. [2018-11-28 12:40:22,695 INFO L448 ceAbstractionStarter]: For program point L657(lines 657 663) no Hoare annotation was computed. [2018-11-28 12:40:22,695 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 653 666) no Hoare annotation was computed. [2018-11-28 12:40:22,695 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 653 666) the Hoare annotation is: true [2018-11-28 12:40:22,695 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 653 666) no Hoare annotation was computed. [2018-11-28 12:40:22,695 INFO L444 ceAbstractionStarter]: At program point L416(line 416) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-28 12:40:22,696 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 422) no Hoare annotation was computed. [2018-11-28 12:40:22,696 INFO L444 ceAbstractionStarter]: At program point L412(line 412) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-28 12:40:22,696 INFO L448 ceAbstractionStarter]: For program point L412-1(line 412) no Hoare annotation was computed. [2018-11-28 12:40:22,696 INFO L448 ceAbstractionStarter]: For program point L410(lines 410 427) no Hoare annotation was computed. [2018-11-28 12:40:22,696 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 406 430) no Hoare annotation was computed. [2018-11-28 12:40:22,696 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 406 430) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse4 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-28 12:40:22,696 INFO L444 ceAbstractionStarter]: At program point L425(line 425) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-28 12:40:22,696 INFO L448 ceAbstractionStarter]: For program point L425-1(lines 406 430) no Hoare annotation was computed. [2018-11-28 12:40:22,696 INFO L444 ceAbstractionStarter]: At program point L420(line 420) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-11-28 12:40:22,696 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 346 352) no Hoare annotation was computed. [2018-11-28 12:40:22,697 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 346 352) the Hoare annotation is: true [2018-11-28 12:40:22,697 INFO L444 ceAbstractionStarter]: At program point L192(line 192) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 0))) (.cse6 (= ~pumpRunning~0 1)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse3 (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1)))) (or (and .cse0 .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2) (and (and .cse0 (= 2 ~waterLevel~0) .cse2) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse2 .cse3 .cse4) (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse1 .cse5 .cse2) (and .cse5 .cse1 .cse6 .cse2 .cse4) (and (<= 2 ~waterLevel~0) .cse1 .cse6 .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)))) [2018-11-28 12:40:22,697 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 144 209) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1))) [2018-11-28 12:40:22,697 INFO L448 ceAbstractionStarter]: For program point L190(lines 190 196) no Hoare annotation was computed. [2018-11-28 12:40:22,697 INFO L444 ceAbstractionStarter]: At program point L190-1(lines 184 197) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (and .cse3 .cse0 .cse1 .cse2) (and (= ~systemActive~0 0) .cse3 (<= ~waterLevel~0 2) .cse2) (not (= |old(~waterLevel~0)| 1)))) [2018-11-28 12:40:22,697 INFO L448 ceAbstractionStarter]: For program point L155(lines 154 201) no Hoare annotation was computed. [2018-11-28 12:40:22,697 INFO L448 ceAbstractionStarter]: For program point L184(lines 184 197) no Hoare annotation was computed. [2018-11-28 12:40:22,697 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 144 209) no Hoare annotation was computed. [2018-11-28 12:40:22,697 INFO L444 ceAbstractionStarter]: At program point L176(line 176) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse3 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse1 .cse2) (and (= ~systemActive~0 0) .cse0 (<= ~waterLevel~0 2) .cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (and .cse3 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)))) [2018-11-28 12:40:22,698 INFO L448 ceAbstractionStarter]: For program point L174(lines 174 180) no Hoare annotation was computed. [2018-11-28 12:40:22,698 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 174 180) no Hoare annotation was computed. [2018-11-28 12:40:22,698 INFO L444 ceAbstractionStarter]: At program point L199(lines 154 201) the Hoare annotation is: (let ((.cse3 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse0 (= 0 ~pumpRunning~0)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (and .cse0 .cse3 .cse1 .cse2 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 (= ~pumpRunning~0 1) .cse1 .cse2) (and (= ~systemActive~0 0) .cse0 (<= ~waterLevel~0 2) .cse2 .cse4) (not (= |old(~waterLevel~0)| 1)))) [2018-11-28 12:40:22,698 INFO L444 ceAbstractionStarter]: At program point L166(line 166) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse4 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 (= 1 ~waterLevel~0) .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and (= ~systemActive~0 0) .cse0 (<= ~waterLevel~0 2) .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (and .cse4 (= ~pumpRunning~0 1) .cse1 .cse2) (and .cse0 .cse4 .cse1 .cse2 .cse3))) [2018-11-28 12:40:22,698 INFO L448 ceAbstractionStarter]: For program point L164(lines 164 170) no Hoare annotation was computed. [2018-11-28 12:40:22,698 INFO L448 ceAbstractionStarter]: For program point L164-1(lines 164 170) no Hoare annotation was computed. [2018-11-28 12:40:22,698 INFO L448 ceAbstractionStarter]: For program point L156(lines 156 160) no Hoare annotation was computed. [2018-11-28 12:40:22,698 INFO L444 ceAbstractionStarter]: At program point L202(lines 153 203) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-28 12:40:22,698 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 144 209) no Hoare annotation was computed. [2018-11-28 12:40:22,698 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 431 438) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-28 12:40:22,698 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 431 438) no Hoare annotation was computed. [2018-11-28 12:40:22,699 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 431 438) no Hoare annotation was computed. [2018-11-28 12:40:22,699 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 667 675) no Hoare annotation was computed. [2018-11-28 12:40:22,699 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 667 675) the Hoare annotation is: true [2018-11-28 12:40:22,699 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 667 675) no Hoare annotation was computed. [2018-11-28 12:40:22,699 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:40:22,699 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~waterLevel~0)| ~waterLevel~0) [2018-11-28 12:40:22,699 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:40:22,699 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 439 455) no Hoare annotation was computed. [2018-11-28 12:40:22,699 INFO L448 ceAbstractionStarter]: For program point L446(lines 446 452) no Hoare annotation was computed. [2018-11-28 12:40:22,699 INFO L444 ceAbstractionStarter]: At program point L444(line 444) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-28 12:40:22,699 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 439 455) no Hoare annotation was computed. [2018-11-28 12:40:22,699 INFO L448 ceAbstractionStarter]: For program point L444-1(line 444) no Hoare annotation was computed. [2018-11-28 12:40:22,700 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 439 455) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-28 12:40:22,700 INFO L444 ceAbstractionStarter]: At program point L450(line 450) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-28 12:40:22,700 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 533) no Hoare annotation was computed. [2018-11-28 12:40:22,700 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 520 538) no Hoare annotation was computed. [2018-11-28 12:40:22,700 INFO L451 ceAbstractionStarter]: At program point L527(line 527) the Hoare annotation is: true [2018-11-28 12:40:22,700 INFO L448 ceAbstractionStarter]: For program point L529-2(lines 529 533) no Hoare annotation was computed. [2018-11-28 12:40:22,700 INFO L448 ceAbstractionStarter]: For program point L527-1(line 527) no Hoare annotation was computed. [2018-11-28 12:40:22,700 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 520 538) the Hoare annotation is: true [2018-11-28 12:40:22,700 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 520 538) no Hoare annotation was computed. [2018-11-28 12:40:22,700 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 644 652) the Hoare annotation is: true [2018-11-28 12:40:22,700 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 644 652) no Hoare annotation was computed. [2018-11-28 12:40:22,700 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 644 652) no Hoare annotation was computed. [2018-11-28 12:40:22,701 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 600 611) the Hoare annotation is: true [2018-11-28 12:40:22,701 INFO L448 ceAbstractionStarter]: For program point L604-1(lines 600 611) no Hoare annotation was computed. [2018-11-28 12:40:22,701 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 600 611) no Hoare annotation was computed. [2018-11-28 12:40:22,701 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 612 620) the Hoare annotation is: true [2018-11-28 12:40:22,701 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 612 620) no Hoare annotation was computed. [2018-11-28 12:40:22,701 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 612 620) no Hoare annotation was computed. [2018-11-28 12:40:22,701 INFO L451 ceAbstractionStarter]: At program point L226-1(lines 226 230) the Hoare annotation is: true [2018-11-28 12:40:22,701 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 212 241) no Hoare annotation was computed. [2018-11-28 12:40:22,701 INFO L448 ceAbstractionStarter]: For program point L223(line 223) no Hoare annotation was computed. [2018-11-28 12:40:22,701 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 212 241) the Hoare annotation is: true [2018-11-28 12:40:22,701 INFO L451 ceAbstractionStarter]: At program point L222-2(lines 222 236) the Hoare annotation is: true [2018-11-28 12:40:22,701 INFO L451 ceAbstractionStarter]: At program point L218(line 218) the Hoare annotation is: true [2018-11-28 12:40:22,701 INFO L448 ceAbstractionStarter]: For program point L218-1(line 218) no Hoare annotation was computed. [2018-11-28 12:40:22,701 INFO L451 ceAbstractionStarter]: At program point L237(lines 212 241) the Hoare annotation is: true [2018-11-28 12:40:22,702 INFO L448 ceAbstractionStarter]: For program point L233(line 233) no Hoare annotation was computed. [2018-11-28 12:40:22,702 INFO L448 ceAbstractionStarter]: For program point L226(lines 226 230) no Hoare annotation was computed. [2018-11-28 12:40:22,702 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 319 345) the Hoare annotation is: (let ((.cse11 (= 0 ~pumpRunning~0)) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse6 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse7 (<= 1 ~switchedOnBeforeTS~0)) (.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse1 (not (= ~systemActive~0 1))) (.cse8 (not (= |old(~waterLevel~0)| 2))) (.cse5 (and .cse11 .cse9)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse10 (not (= ~systemActive~0 0))) (.cse12 (< 2 |old(~waterLevel~0)|)) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse3 .cse5) (or .cse6 .cse0 .cse7 .cse1 .cse3) (or (or (or .cse1 .cse8) (not (= 1 |old(~pumpRunning~0)|))) (and (= ~pumpRunning~0 1) .cse9)) (or .cse6 .cse0 .cse10 .cse7 .cse3) (or (or .cse0 .cse1 .cse8) (and .cse11 (= 2 ~waterLevel~0))) (or .cse10 .cse5 .cse0 .cse12) (or .cse0 .cse10 .cse12 .cse4 .cse2)))) [2018-11-28 12:40:22,702 INFO L444 ceAbstractionStarter]: At program point L335(line 335) the Hoare annotation is: (let ((.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) .cse1))) (and (or (not (= ~systemActive~0 0)) (< 2 |old(~waterLevel~0)|) .cse0) (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 1) .cse1) (or (or .cse2 .cse3) (not (= 1 |old(~pumpRunning~0)|)))) (or (or .cse0 .cse2 .cse3) .cse4) (or .cse0 .cse2 (not (= |old(~waterLevel~0)| 1)) .cse4)))) [2018-11-28 12:40:22,702 INFO L444 ceAbstractionStarter]: At program point L333(lines 333 339) the Hoare annotation is: (let ((.cse5 (= 0 ~pumpRunning~0)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (and .cse5 .cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 (or .cse1 .cse2 .cse3) (and (= ~pumpRunning~0 1) .cse4)) (or (and (<= 1 ~switchedOnBeforeTS~0) .cse5 (= 1 ~waterLevel~0)) (or (or .cse2 .cse3) (not (= 1 |old(~pumpRunning~0)|)))) (or .cse0 (not (= ~systemActive~0 0)) .cse1 (< 2 |old(~waterLevel~0)|)) (or .cse1 .cse2 (not (= |old(~waterLevel~0)| 1)) .cse0)))) [2018-11-28 12:40:22,702 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 319 345) no Hoare annotation was computed. [2018-11-28 12:40:22,702 INFO L444 ceAbstractionStarter]: At program point L328(line 328) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~systemActive~0 0)) (< 2 |old(~waterLevel~0)|) .cse0) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))) (and (= ~pumpRunning~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))))) [2018-11-28 12:40:22,702 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 319 345) no Hoare annotation was computed. [2018-11-28 12:40:22,703 INFO L448 ceAbstractionStarter]: For program point L326(lines 322 344) no Hoare annotation was computed. [2018-11-28 12:40:22,703 INFO L448 ceAbstractionStarter]: For program point L324(lines 322 344) no Hoare annotation was computed. [2018-11-28 12:40:22,703 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 576 587) the Hoare annotation is: (or (or (not (= ~systemActive~0 1)) (not (= 1 ~pumpRunning~0)) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 2))) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-28 12:40:22,703 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 576 587) no Hoare annotation was computed. [2018-11-28 12:40:22,703 INFO L448 ceAbstractionStarter]: For program point L580-1(lines 576 587) no Hoare annotation was computed. [2018-11-28 12:40:22,703 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 267 273) no Hoare annotation was computed. [2018-11-28 12:40:22,703 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 267 273) the Hoare annotation is: true [2018-11-28 12:40:22,703 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 12:40:22,703 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-28 12:40:22,703 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 12:40:22,703 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 12:40:22,704 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 354 378) the Hoare annotation is: (let ((.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1)) .cse3) (or (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) .cse3))) [2018-11-28 12:40:22,704 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 354 378) no Hoare annotation was computed. [2018-11-28 12:40:22,704 INFO L444 ceAbstractionStarter]: At program point L373(line 373) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))))) [2018-11-28 12:40:22,704 INFO L448 ceAbstractionStarter]: For program point L373-1(lines 354 378) no Hoare annotation was computed. [2018-11-28 12:40:22,704 INFO L444 ceAbstractionStarter]: At program point L368(line 368) the Hoare annotation is: (let ((.cse3 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~3) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1)) .cse3) (or .cse3 (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2))))))) [2018-11-28 12:40:22,704 INFO L444 ceAbstractionStarter]: At program point L364(line 364) the Hoare annotation is: (let ((.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2))))))) [2018-11-28 12:40:22,704 INFO L448 ceAbstractionStarter]: For program point L362(lines 362 370) no Hoare annotation was computed. [2018-11-28 12:40:22,704 INFO L444 ceAbstractionStarter]: At program point L360(line 360) the Hoare annotation is: (let ((.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1)) .cse3) (or (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) .cse3))) [2018-11-28 12:40:22,704 INFO L448 ceAbstractionStarter]: For program point L360-1(line 360) no Hoare annotation was computed. [2018-11-28 12:40:22,704 INFO L448 ceAbstractionStarter]: For program point L358(lines 358 375) no Hoare annotation was computed. [2018-11-28 12:40:22,704 INFO L448 ceAbstractionStarter]: For program point L592-1(lines 588 599) no Hoare annotation was computed. [2018-11-28 12:40:22,705 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 588 599) no Hoare annotation was computed. [2018-11-28 12:40:22,705 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 588 599) the Hoare annotation is: (let ((.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse4 (not (= |old(~waterLevel~0)| 2)))) (and (or (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (= 1 ~waterLevel~0)) (or (not (= ~systemActive~0 0)) .cse2 (< 2 |old(~waterLevel~0)|) .cse3 .cse0) (or .cse1 (not (= 1 ~pumpRunning~0)) .cse2 .cse4) (or .cse2 (or .cse0 .cse1) .cse3 .cse4))) [2018-11-28 12:40:22,705 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 130 137) no Hoare annotation was computed. [2018-11-28 12:40:22,705 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 134) no Hoare annotation was computed. [2018-11-28 12:40:22,705 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 130 137) the Hoare annotation is: true [2018-11-28 12:40:22,705 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 130 137) no Hoare annotation was computed. [2018-11-28 12:40:22,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:40:22 BoogieIcfgContainer [2018-11-28 12:40:22,716 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 12:40:22,716 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 12:40:22,716 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 12:40:22,716 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 12:40:22,717 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:40:09" (3/4) ... [2018-11-28 12:40:22,719 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 12:40:22,725 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 12:40:22,725 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 12:40:22,725 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-28 12:40:22,725 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-28 12:40:22,726 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-28 12:40:22,726 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 12:40:22,726 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-28 12:40:22,726 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-28 12:40:22,726 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 12:40:22,726 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-28 12:40:22,726 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 12:40:22,726 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 12:40:22,726 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-28 12:40:22,726 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 12:40:22,726 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 12:40:22,726 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 12:40:22,726 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 12:40:22,727 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 12:40:22,727 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-28 12:40:22,727 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-28 12:40:22,727 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 12:40:22,727 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 12:40:22,727 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 12:40:22,727 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-28 12:40:22,727 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 12:40:22,727 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 12:40:22,727 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 12:40:22,727 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 12:40:22,727 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 12:40:22,727 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 12:40:22,728 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 12:40:22,728 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 12:40:22,728 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 12:40:22,735 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 50 nodes and edges [2018-11-28 12:40:22,736 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-28 12:40:22,736 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 12:40:22,736 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 12:40:22,737 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 12:40:22,737 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 12:40:22,761 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(\old(systemActive) == 1) || (((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(0 == \old(pumpRunning))) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || ((((systemActive == 0 && 0 == pumpRunning) && waterLevel <= 2) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) [2018-11-28 12:40:22,761 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-28 12:40:22,797 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2b39cca1-959b-441c-9430-2aaff8451849/bin-2019/uautomizer/witness.graphml [2018-11-28 12:40:22,797 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 12:40:22,798 INFO L168 Benchmark]: Toolchain (without parser) took 14589.40 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 717.8 MB). Free memory was 950.6 MB in the beginning and 1.2 GB in the end (delta: -268.4 MB). Peak memory consumption was 449.4 MB. Max. memory is 11.5 GB. [2018-11-28 12:40:22,798 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 12:40:22,799 INFO L168 Benchmark]: CACSL2BoogieTranslator took 363.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -166.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. [2018-11-28 12:40:22,799 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-28 12:40:22,799 INFO L168 Benchmark]: Boogie Preprocessor took 28.30 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 12:40:22,799 INFO L168 Benchmark]: RCFGBuilder took 484.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 53.0 MB). Peak memory consumption was 53.0 MB. Max. memory is 11.5 GB. [2018-11-28 12:40:22,799 INFO L168 Benchmark]: TraceAbstraction took 13603.31 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 589.8 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -175.0 MB). Peak memory consumption was 679.5 MB. Max. memory is 11.5 GB. [2018-11-28 12:40:22,800 INFO L168 Benchmark]: Witness Printer took 81.33 ms. Allocated memory is still 1.7 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2018-11-28 12:40:22,801 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 363.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -166.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.30 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 484.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 53.0 MB). Peak memory consumption was 53.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 13603.31 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 589.8 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -175.0 MB). Peak memory consumption was 679.5 MB. Max. memory is 11.5 GB. * Witness Printer took 81.33 ms. Allocated memory is still 1.7 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 134]: 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: 153]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: (((((!(\old(systemActive) == 1) || (((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(0 == \old(pumpRunning))) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || ((((systemActive == 0 && 0 == pumpRunning) && waterLevel <= 2) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 34 procedures, 182 locations, 1 error locations. SAFE Result, 13.5s OverallTime, 12 OverallIterations, 9 TraceHistogramMax, 5.3s AutomataDifference, 0.0s DeadEndRemovalTime, 4.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 2990 SDtfs, 3094 SDslu, 9647 SDs, 0 SdLazy, 6258 SolverSat, 1435 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1530 GetRequests, 1393 SyntacticMatches, 4 SemanticMatches, 133 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 641 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3216occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 12 MinimizatonAttempts, 702 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 75 LocationsWithAnnotation, 4919 PreInvPairs, 5140 NumberOfFragments, 2770 HoareAnnotationTreeSize, 4919 FomulaSimplifications, 12082 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 75 FomulaSimplificationsInter, 33782 FormulaSimplificationTreeSizeReductionInter, 3.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 3469 NumberOfCodeBlocks, 3469 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 3453 ConstructedInterpolants, 0 QuantifiedInterpolants, 1271402 SizeOfPredicates, 13 NumberOfNonLiveVariables, 5384 ConjunctsInSsa, 39 ConjunctsInUnsatCore, 16 InterpolantComputations, 10 PerfectInterpolantSequences, 3173/3240 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...