./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product60_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4686879e-34ea-41aa-a2b4-34c85f2b7e20/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4686879e-34ea-41aa-a2b4-34c85f2b7e20/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4686879e-34ea-41aa-a2b4-34c85f2b7e20/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4686879e-34ea-41aa-a2b4-34c85f2b7e20/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product60_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_4686879e-34ea-41aa-a2b4-34c85f2b7e20/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4686879e-34ea-41aa-a2b4-34c85f2b7e20/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 f32a845991ccfb3a908c898acdfb7a48e8a7d63f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 08:34:40,758 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 08:34:40,760 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 08:34:40,767 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 08:34:40,767 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 08:34:40,768 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 08:34:40,769 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 08:34:40,770 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 08:34:40,771 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 08:34:40,771 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 08:34:40,772 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 08:34:40,772 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 08:34:40,773 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 08:34:40,774 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 08:34:40,774 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 08:34:40,775 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 08:34:40,776 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 08:34:40,777 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 08:34:40,778 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 08:34:40,779 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 08:34:40,779 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 08:34:40,780 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 08:34:40,781 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 08:34:40,781 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 08:34:40,782 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 08:34:40,782 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 08:34:40,783 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 08:34:40,783 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 08:34:40,784 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 08:34:40,785 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 08:34:40,785 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 08:34:40,785 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 08:34:40,785 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 08:34:40,786 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 08:34:40,786 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 08:34:40,787 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 08:34:40,787 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4686879e-34ea-41aa-a2b4-34c85f2b7e20/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 08:34:40,794 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 08:34:40,794 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 08:34:40,795 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 08:34:40,795 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 08:34:40,795 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 08:34:40,795 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 08:34:40,795 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 08:34:40,796 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 08:34:40,796 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 08:34:40,796 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 08:34:40,796 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 08:34:40,796 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 08:34:40,796 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 08:34:40,796 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 08:34:40,797 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 08:34:40,797 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 08:34:40,797 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 08:34:40,797 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 08:34:40,797 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 08:34:40,797 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 08:34:40,797 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 08:34:40,798 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 08:34:40,798 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 08:34:40,798 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 08:34:40,798 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 08:34:40,798 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 08:34:40,798 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 08:34:40,798 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 08:34:40,798 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 08:34:40,799 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 08:34:40,799 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_4686879e-34ea-41aa-a2b4-34c85f2b7e20/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 -> f32a845991ccfb3a908c898acdfb7a48e8a7d63f [2018-11-18 08:34:40,823 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 08:34:40,833 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 08:34:40,836 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 08:34:40,837 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 08:34:40,837 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 08:34:40,838 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4686879e-34ea-41aa-a2b4-34c85f2b7e20/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product60_true-unreach-call_false-termination.cil.c [2018-11-18 08:34:40,884 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4686879e-34ea-41aa-a2b4-34c85f2b7e20/bin-2019/uautomizer/data/538b33374/0480349ae92c4b488e2a2fd233ddcd98/FLAGf1a2a7fe9 [2018-11-18 08:34:41,258 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 08:34:41,259 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4686879e-34ea-41aa-a2b4-34c85f2b7e20/sv-benchmarks/c/product-lines/minepump_spec5_product60_true-unreach-call_false-termination.cil.c [2018-11-18 08:34:41,268 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4686879e-34ea-41aa-a2b4-34c85f2b7e20/bin-2019/uautomizer/data/538b33374/0480349ae92c4b488e2a2fd233ddcd98/FLAGf1a2a7fe9 [2018-11-18 08:34:41,641 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4686879e-34ea-41aa-a2b4-34c85f2b7e20/bin-2019/uautomizer/data/538b33374/0480349ae92c4b488e2a2fd233ddcd98 [2018-11-18 08:34:41,643 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 08:34:41,644 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 08:34:41,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 08:34:41,645 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 08:34:41,648 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 08:34:41,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:34:41" (1/1) ... [2018-11-18 08:34:41,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f938bda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:41, skipping insertion in model container [2018-11-18 08:34:41,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:34:41" (1/1) ... [2018-11-18 08:34:41,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 08:34:41,692 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 08:34:41,896 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:34:41,905 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 08:34:42,022 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:34:42,040 INFO L195 MainTranslator]: Completed translation [2018-11-18 08:34:42,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:42 WrapperNode [2018-11-18 08:34:42,041 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 08:34:42,041 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 08:34:42,041 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 08:34:42,041 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 08:34:42,050 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:42" (1/1) ... [2018-11-18 08:34:42,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:42" (1/1) ... [2018-11-18 08:34:42,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:42" (1/1) ... [2018-11-18 08:34:42,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:42" (1/1) ... [2018-11-18 08:34:42,084 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:42" (1/1) ... [2018-11-18 08:34:42,093 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:42" (1/1) ... [2018-11-18 08:34:42,096 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:42" (1/1) ... [2018-11-18 08:34:42,101 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 08:34:42,102 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 08:34:42,102 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 08:34:42,102 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 08:34:42,103 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4686879e-34ea-41aa-a2b4-34c85f2b7e20/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 [2018-11-18 08:34:42,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 08:34:42,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 08:34:42,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 08:34:42,146 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 08:34:42,146 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 08:34:42,146 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 08:34:42,146 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 08:34:42,146 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-18 08:34:42,146 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 08:34:42,146 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 08:34:42,146 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 08:34:42,147 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 08:34:42,147 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 08:34:42,147 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-18 08:34:42,147 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 08:34:42,147 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-18 08:34:42,147 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-18 08:34:42,147 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 08:34:42,147 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-18 08:34:42,147 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-18 08:34:42,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-18 08:34:42,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 08:34:42,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 08:34:42,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 08:34:42,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 08:34:42,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 08:34:42,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 08:34:42,148 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 08:34:42,148 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 08:34:42,149 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 08:34:42,149 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 08:34:42,149 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 08:34:42,149 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 08:34:42,149 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 08:34:42,149 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 08:34:42,149 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 08:34:42,149 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 08:34:42,149 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 08:34:42,149 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 08:34:42,149 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 08:34:42,150 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 08:34:42,150 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 08:34:42,150 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 08:34:42,150 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-18 08:34:42,150 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 08:34:42,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 08:34:42,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 08:34:42,150 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 08:34:42,150 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 08:34:42,151 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 08:34:42,151 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 08:34:42,151 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-18 08:34:42,151 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 08:34:42,151 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 08:34:42,151 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 08:34:42,151 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 08:34:42,151 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 08:34:42,151 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 08:34:42,151 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-18 08:34:42,152 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-18 08:34:42,152 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-18 08:34:42,152 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-18 08:34:42,152 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 08:34:42,152 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 08:34:42,152 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-18 08:34:42,152 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 08:34:42,152 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 08:34:42,152 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-18 08:34:42,152 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 08:34:42,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 08:34:42,153 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 08:34:42,153 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 08:34:42,153 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 08:34:42,153 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 08:34:42,153 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 08:34:42,153 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 08:34:42,153 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-18 08:34:42,153 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 08:34:42,153 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 08:34:42,153 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 08:34:42,154 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 08:34:42,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 08:34:42,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 08:34:42,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 08:34:42,154 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 08:34:42,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 08:34:42,154 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 08:34:42,154 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 08:34:42,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 08:34:42,155 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 08:34:42,155 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 08:34:42,155 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 08:34:42,155 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 08:34:42,155 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 08:34:42,155 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 08:34:42,155 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 08:34:42,155 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 08:34:42,155 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 08:34:42,155 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 08:34:42,156 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 08:34:42,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 08:34:42,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 08:34:42,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 08:34:42,770 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 08:34:42,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:34:42 BoogieIcfgContainer [2018-11-18 08:34:42,771 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 08:34:42,772 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 08:34:42,772 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 08:34:42,779 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 08:34:42,780 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:34:41" (1/3) ... [2018-11-18 08:34:42,780 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f09fb9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:34:42, skipping insertion in model container [2018-11-18 08:34:42,780 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:34:42" (2/3) ... [2018-11-18 08:34:42,781 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f09fb9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:34:42, skipping insertion in model container [2018-11-18 08:34:42,781 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:34:42" (3/3) ... [2018-11-18 08:34:42,782 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product60_true-unreach-call_false-termination.cil.c [2018-11-18 08:34:42,791 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 08:34:42,798 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 08:34:42,810 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 08:34:42,838 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 08:34:42,838 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 08:34:42,839 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 08:34:42,839 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 08:34:42,839 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 08:34:42,839 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 08:34:42,839 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 08:34:42,839 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 08:34:42,839 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 08:34:42,856 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2018-11-18 08:34:42,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-18 08:34:42,861 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:42,862 INFO L375 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] [2018-11-18 08:34:42,864 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:42,867 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:42,867 INFO L82 PathProgramCache]: Analyzing trace with hash 170709438, now seen corresponding path program 1 times [2018-11-18 08:34:42,868 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:42,869 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:42,900 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:42,901 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:42,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:42,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:43,064 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 08:34:43,066 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:43,066 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 08:34:43,069 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 08:34:43,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 08:34:43,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 08:34:43,080 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 2 states. [2018-11-18 08:34:43,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:43,113 INFO L93 Difference]: Finished difference Result 326 states and 397 transitions. [2018-11-18 08:34:43,113 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 08:34:43,115 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-18 08:34:43,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:43,125 INFO L225 Difference]: With dead ends: 326 [2018-11-18 08:34:43,125 INFO L226 Difference]: Without dead ends: 165 [2018-11-18 08:34:43,129 INFO L604 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 [2018-11-18 08:34:43,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2018-11-18 08:34:43,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2018-11-18 08:34:43,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2018-11-18 08:34:43,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 192 transitions. [2018-11-18 08:34:43,172 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 192 transitions. Word has length 59 [2018-11-18 08:34:43,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:43,173 INFO L480 AbstractCegarLoop]: Abstraction has 165 states and 192 transitions. [2018-11-18 08:34:43,173 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 08:34:43,173 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 192 transitions. [2018-11-18 08:34:43,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 08:34:43,175 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:43,176 INFO L375 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] [2018-11-18 08:34:43,176 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:43,176 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:43,176 INFO L82 PathProgramCache]: Analyzing trace with hash 2049989942, now seen corresponding path program 1 times [2018-11-18 08:34:43,176 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:43,176 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:43,177 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:43,177 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:43,177 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:43,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:43,259 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 08:34:43,259 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:43,259 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 08:34:43,261 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 08:34:43,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 08:34:43,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 08:34:43,262 INFO L87 Difference]: Start difference. First operand 165 states and 192 transitions. Second operand 3 states. [2018-11-18 08:34:43,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:43,284 INFO L93 Difference]: Finished difference Result 263 states and 305 transitions. [2018-11-18 08:34:43,284 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 08:34:43,285 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-11-18 08:34:43,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:43,286 INFO L225 Difference]: With dead ends: 263 [2018-11-18 08:34:43,287 INFO L226 Difference]: Without dead ends: 155 [2018-11-18 08:34:43,288 INFO L604 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 [2018-11-18 08:34:43,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2018-11-18 08:34:43,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2018-11-18 08:34:43,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2018-11-18 08:34:43,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 179 transitions. [2018-11-18 08:34:43,299 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 179 transitions. Word has length 61 [2018-11-18 08:34:43,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:43,300 INFO L480 AbstractCegarLoop]: Abstraction has 155 states and 179 transitions. [2018-11-18 08:34:43,300 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 08:34:43,300 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 179 transitions. [2018-11-18 08:34:43,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-18 08:34:43,301 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:43,302 INFO L375 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] [2018-11-18 08:34:43,302 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:43,302 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:43,302 INFO L82 PathProgramCache]: Analyzing trace with hash 108873070, now seen corresponding path program 1 times [2018-11-18 08:34:43,302 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:43,302 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:43,303 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:43,303 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:43,303 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:43,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:43,458 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 08:34:43,459 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:43,459 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 08:34:43,459 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 08:34:43,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 08:34:43,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 08:34:43,460 INFO L87 Difference]: Start difference. First operand 155 states and 179 transitions. Second operand 7 states. [2018-11-18 08:34:44,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:44,138 INFO L93 Difference]: Finished difference Result 466 states and 558 transitions. [2018-11-18 08:34:44,139 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 08:34:44,139 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-11-18 08:34:44,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:44,142 INFO L225 Difference]: With dead ends: 466 [2018-11-18 08:34:44,142 INFO L226 Difference]: Without dead ends: 339 [2018-11-18 08:34:44,143 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 08:34:44,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2018-11-18 08:34:44,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 327. [2018-11-18 08:34:44,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 327 states. [2018-11-18 08:34:44,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 391 transitions. [2018-11-18 08:34:44,172 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 391 transitions. Word has length 66 [2018-11-18 08:34:44,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:44,175 INFO L480 AbstractCegarLoop]: Abstraction has 327 states and 391 transitions. [2018-11-18 08:34:44,175 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 08:34:44,175 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 391 transitions. [2018-11-18 08:34:44,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 08:34:44,177 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:44,177 INFO L375 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] [2018-11-18 08:34:44,177 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:44,177 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:44,178 INFO L82 PathProgramCache]: Analyzing trace with hash 1395387245, now seen corresponding path program 1 times [2018-11-18 08:34:44,178 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:44,178 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:44,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:44,179 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:44,179 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:44,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:44,298 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 08:34:44,298 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:44,298 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 08:34:44,298 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 08:34:44,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 08:34:44,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-18 08:34:44,299 INFO L87 Difference]: Start difference. First operand 327 states and 391 transitions. Second operand 7 states. [2018-11-18 08:34:44,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:44,770 INFO L93 Difference]: Finished difference Result 819 states and 1047 transitions. [2018-11-18 08:34:44,771 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 08:34:44,771 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 71 [2018-11-18 08:34:44,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:44,774 INFO L225 Difference]: With dead ends: 819 [2018-11-18 08:34:44,774 INFO L226 Difference]: Without dead ends: 520 [2018-11-18 08:34:44,776 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-18 08:34:44,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520 states. [2018-11-18 08:34:44,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 520 to 463. [2018-11-18 08:34:44,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 463 states. [2018-11-18 08:34:44,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 463 states and 552 transitions. [2018-11-18 08:34:44,810 INFO L78 Accepts]: Start accepts. Automaton has 463 states and 552 transitions. Word has length 71 [2018-11-18 08:34:44,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:44,811 INFO L480 AbstractCegarLoop]: Abstraction has 463 states and 552 transitions. [2018-11-18 08:34:44,811 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 08:34:44,811 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 552 transitions. [2018-11-18 08:34:44,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 08:34:44,813 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:44,813 INFO L375 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] [2018-11-18 08:34:44,813 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:44,813 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:44,813 INFO L82 PathProgramCache]: Analyzing trace with hash 1466424494, now seen corresponding path program 1 times [2018-11-18 08:34:44,813 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:44,814 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:44,814 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:44,814 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:44,814 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:44,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:44,901 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 08:34:44,902 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:44,902 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 08:34:44,903 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 08:34:44,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 08:34:44,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 08:34:44,904 INFO L87 Difference]: Start difference. First operand 463 states and 552 transitions. Second operand 6 states. [2018-11-18 08:34:44,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:44,945 INFO L93 Difference]: Finished difference Result 912 states and 1120 transitions. [2018-11-18 08:34:44,946 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 08:34:44,946 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 109 [2018-11-18 08:34:44,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:44,949 INFO L225 Difference]: With dead ends: 912 [2018-11-18 08:34:44,949 INFO L226 Difference]: Without dead ends: 477 [2018-11-18 08:34:44,950 INFO L604 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 [2018-11-18 08:34:44,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 477 states. [2018-11-18 08:34:44,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 477 to 473. [2018-11-18 08:34:44,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 473 states. [2018-11-18 08:34:44,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 562 transitions. [2018-11-18 08:34:44,974 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 562 transitions. Word has length 109 [2018-11-18 08:34:44,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:44,974 INFO L480 AbstractCegarLoop]: Abstraction has 473 states and 562 transitions. [2018-11-18 08:34:44,974 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 08:34:44,974 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 562 transitions. [2018-11-18 08:34:44,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 08:34:44,976 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:44,976 INFO L375 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] [2018-11-18 08:34:44,976 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:44,976 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:44,977 INFO L82 PathProgramCache]: Analyzing trace with hash -900270100, now seen corresponding path program 1 times [2018-11-18 08:34:44,977 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:44,977 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:44,977 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:44,978 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:44,978 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:44,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:45,057 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 08:34:45,057 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:45,057 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-18 08:34:45,058 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-18 08:34:45,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-18 08:34:45,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-18 08:34:45,058 INFO L87 Difference]: Start difference. First operand 473 states and 562 transitions. Second operand 8 states. [2018-11-18 08:34:45,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:45,097 INFO L93 Difference]: Finished difference Result 932 states and 1140 transitions. [2018-11-18 08:34:45,098 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 08:34:45,098 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 109 [2018-11-18 08:34:45,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:45,100 INFO L225 Difference]: With dead ends: 932 [2018-11-18 08:34:45,100 INFO L226 Difference]: Without dead ends: 487 [2018-11-18 08:34:45,101 INFO L604 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 [2018-11-18 08:34:45,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states. [2018-11-18 08:34:45,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 481. [2018-11-18 08:34:45,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 481 states. [2018-11-18 08:34:45,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 570 transitions. [2018-11-18 08:34:45,126 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 570 transitions. Word has length 109 [2018-11-18 08:34:45,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:45,126 INFO L480 AbstractCegarLoop]: Abstraction has 481 states and 570 transitions. [2018-11-18 08:34:45,126 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-18 08:34:45,127 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 570 transitions. [2018-11-18 08:34:45,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 08:34:45,128 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:45,128 INFO L375 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] [2018-11-18 08:34:45,128 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:45,129 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:45,129 INFO L82 PathProgramCache]: Analyzing trace with hash -1140810229, now seen corresponding path program 1 times [2018-11-18 08:34:45,129 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:45,129 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:45,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:45,130 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:45,130 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:45,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:45,202 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 08:34:45,202 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:45,202 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 08:34:45,203 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 08:34:45,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 08:34:45,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 08:34:45,203 INFO L87 Difference]: Start difference. First operand 481 states and 570 transitions. Second operand 4 states. [2018-11-18 08:34:45,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:45,413 INFO L93 Difference]: Finished difference Result 1502 states and 1864 transitions. [2018-11-18 08:34:45,413 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 08:34:45,413 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 109 [2018-11-18 08:34:45,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:45,417 INFO L225 Difference]: With dead ends: 1502 [2018-11-18 08:34:45,417 INFO L226 Difference]: Without dead ends: 1049 [2018-11-18 08:34:45,418 INFO L604 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 [2018-11-18 08:34:45,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1049 states. [2018-11-18 08:34:45,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1049 to 1032. [2018-11-18 08:34:45,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1032 states. [2018-11-18 08:34:45,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 1032 states and 1257 transitions. [2018-11-18 08:34:45,456 INFO L78 Accepts]: Start accepts. Automaton has 1032 states and 1257 transitions. Word has length 109 [2018-11-18 08:34:45,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:45,456 INFO L480 AbstractCegarLoop]: Abstraction has 1032 states and 1257 transitions. [2018-11-18 08:34:45,456 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 08:34:45,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1257 transitions. [2018-11-18 08:34:45,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 08:34:45,458 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:45,458 INFO L375 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] [2018-11-18 08:34:45,459 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:45,459 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:45,459 INFO L82 PathProgramCache]: Analyzing trace with hash 1354032069, now seen corresponding path program 1 times [2018-11-18 08:34:45,459 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:45,459 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:45,460 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:45,460 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:45,460 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:45,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:45,584 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 08:34:45,585 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:34:45,585 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-18 08:34:45,585 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 08:34:45,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 08:34:45,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-18 08:34:45,585 INFO L87 Difference]: Start difference. First operand 1032 states and 1257 transitions. Second operand 9 states. [2018-11-18 08:34:46,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:46,459 INFO L93 Difference]: Finished difference Result 2836 states and 3610 transitions. [2018-11-18 08:34:46,459 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 08:34:46,460 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 113 [2018-11-18 08:34:46,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:46,469 INFO L225 Difference]: With dead ends: 2836 [2018-11-18 08:34:46,470 INFO L226 Difference]: Without dead ends: 2021 [2018-11-18 08:34:46,473 INFO L604 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 [2018-11-18 08:34:46,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2021 states. [2018-11-18 08:34:46,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2021 to 1787. [2018-11-18 08:34:46,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1787 states. [2018-11-18 08:34:46,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1787 states to 1787 states and 2142 transitions. [2018-11-18 08:34:46,615 INFO L78 Accepts]: Start accepts. Automaton has 1787 states and 2142 transitions. Word has length 113 [2018-11-18 08:34:46,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:46,615 INFO L480 AbstractCegarLoop]: Abstraction has 1787 states and 2142 transitions. [2018-11-18 08:34:46,615 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 08:34:46,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 2142 transitions. [2018-11-18 08:34:46,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 08:34:46,619 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:46,620 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:34:46,620 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:46,620 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:46,620 INFO L82 PathProgramCache]: Analyzing trace with hash 710187315, now seen corresponding path program 1 times [2018-11-18 08:34:46,620 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:46,620 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:46,621 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:46,621 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:46,621 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:46,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:46,784 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 24 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 08:34:46,784 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 08:34:46,784 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4686879e-34ea-41aa-a2b4-34c85f2b7e20/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 [2018-11-18 08:34:46,797 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:46,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:46,924 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 08:34:47,091 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 29 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:34:47,119 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 08:34:47,119 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-18 08:34:47,120 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-18 08:34:47,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-18 08:34:47,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-18 08:34:47,120 INFO L87 Difference]: Start difference. First operand 1787 states and 2142 transitions. Second operand 16 states. [2018-11-18 08:34:48,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:48,358 INFO L93 Difference]: Finished difference Result 4093 states and 5108 transitions. [2018-11-18 08:34:48,359 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-18 08:34:48,359 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 176 [2018-11-18 08:34:48,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:48,369 INFO L225 Difference]: With dead ends: 4093 [2018-11-18 08:34:48,369 INFO L226 Difference]: Without dead ends: 2517 [2018-11-18 08:34:48,373 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2018-11-18 08:34:48,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2517 states. [2018-11-18 08:34:48,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2517 to 2255. [2018-11-18 08:34:48,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2255 states. [2018-11-18 08:34:48,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 2255 states and 2671 transitions. [2018-11-18 08:34:48,506 INFO L78 Accepts]: Start accepts. Automaton has 2255 states and 2671 transitions. Word has length 176 [2018-11-18 08:34:48,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:48,507 INFO L480 AbstractCegarLoop]: Abstraction has 2255 states and 2671 transitions. [2018-11-18 08:34:48,507 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-18 08:34:48,507 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 2671 transitions. [2018-11-18 08:34:48,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-11-18 08:34:48,515 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:48,515 INFO L375 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, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:34:48,515 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:48,515 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:48,515 INFO L82 PathProgramCache]: Analyzing trace with hash -862566896, now seen corresponding path program 1 times [2018-11-18 08:34:48,515 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:48,516 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:48,516 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:48,516 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:48,516 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:48,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:48,684 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 103 proven. 16 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-11-18 08:34:48,684 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 08:34:48,684 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4686879e-34ea-41aa-a2b4-34c85f2b7e20/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 [2018-11-18 08:34:48,693 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:48,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:48,830 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 08:34:49,075 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 224 proven. 5 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 08:34:49,102 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 08:34:49,102 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 12] total 18 [2018-11-18 08:34:49,103 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-18 08:34:49,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-18 08:34:49,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2018-11-18 08:34:49,103 INFO L87 Difference]: Start difference. First operand 2255 states and 2671 transitions. Second operand 18 states. [2018-11-18 08:34:51,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:51,656 INFO L93 Difference]: Finished difference Result 6110 states and 7625 transitions. [2018-11-18 08:34:51,656 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-11-18 08:34:51,656 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 315 [2018-11-18 08:34:51,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:51,670 INFO L225 Difference]: With dead ends: 6110 [2018-11-18 08:34:51,670 INFO L226 Difference]: Without dead ends: 3309 [2018-11-18 08:34:51,676 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 364 GetRequests, 321 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 384 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=372, Invalid=1520, Unknown=0, NotChecked=0, Total=1892 [2018-11-18 08:34:51,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3309 states. [2018-11-18 08:34:51,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3309 to 3083. [2018-11-18 08:34:51,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3083 states. [2018-11-18 08:34:51,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3083 states to 3083 states and 3598 transitions. [2018-11-18 08:34:51,856 INFO L78 Accepts]: Start accepts. Automaton has 3083 states and 3598 transitions. Word has length 315 [2018-11-18 08:34:51,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:51,856 INFO L480 AbstractCegarLoop]: Abstraction has 3083 states and 3598 transitions. [2018-11-18 08:34:51,857 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-18 08:34:51,857 INFO L276 IsEmpty]: Start isEmpty. Operand 3083 states and 3598 transitions. [2018-11-18 08:34:51,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2018-11-18 08:34:51,866 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 08:34:51,867 INFO L375 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-18 08:34:51,867 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 08:34:51,867 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:34:51,867 INFO L82 PathProgramCache]: Analyzing trace with hash 1050502455, now seen corresponding path program 1 times [2018-11-18 08:34:51,867 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:34:51,867 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:34:51,868 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:51,868 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:51,868 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:34:51,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:52,003 INFO L134 CoverageAnalysis]: Checked inductivity of 515 backedges. 116 proven. 15 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2018-11-18 08:34:52,004 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 08:34:52,004 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4686879e-34ea-41aa-a2b4-34c85f2b7e20/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 [2018-11-18 08:34:52,012 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:34:52,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:34:52,157 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 08:34:52,285 INFO L134 CoverageAnalysis]: Checked inductivity of 515 backedges. 305 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2018-11-18 08:34:52,338 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 08:34:52,338 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2018-11-18 08:34:52,339 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 08:34:52,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 08:34:52,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-11-18 08:34:52,340 INFO L87 Difference]: Start difference. First operand 3083 states and 3598 transitions. Second operand 10 states. [2018-11-18 08:34:52,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:34:52,482 INFO L93 Difference]: Finished difference Result 3616 states and 4200 transitions. [2018-11-18 08:34:52,483 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 08:34:52,483 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 375 [2018-11-18 08:34:52,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 08:34:52,484 INFO L225 Difference]: With dead ends: 3616 [2018-11-18 08:34:52,485 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 08:34:52,491 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 386 GetRequests, 377 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2018-11-18 08:34:52,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 08:34:52,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 08:34:52,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 08:34:52,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 08:34:52,492 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 375 [2018-11-18 08:34:52,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 08:34:52,492 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 08:34:52,492 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 08:34:52,492 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 08:34:52,493 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 08:34:52,496 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 08:34:52,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:52,742 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:52,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:52,797 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:52,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:52,806 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:52,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:52,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:52,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:52,970 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:52,975 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:52,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:52,981 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:52,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:53,057 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:53,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:53,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:53,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:53,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:53,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:53,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:53,252 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:53,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:53,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:53,297 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:53,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:53,303 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:53,305 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-18 08:34:53,476 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 27 [2018-11-18 08:34:53,714 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 28 [2018-11-18 08:34:54,140 WARN L180 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 40 [2018-11-18 08:34:54,891 WARN L180 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 49 [2018-11-18 08:34:55,394 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 32 [2018-11-18 08:34:55,508 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 26 [2018-11-18 08:34:55,674 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 34 [2018-11-18 08:34:56,032 WARN L180 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 38 [2018-11-18 08:34:56,205 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 30 [2018-11-18 08:34:56,422 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 33 [2018-11-18 08:34:56,681 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 36 [2018-11-18 08:34:56,714 INFO L425 ceAbstractionStarter]: For program point L501(lines 501 505) no Hoare annotation was computed. [2018-11-18 08:34:56,714 INFO L425 ceAbstractionStarter]: For program point L501-1(lines 501 505) no Hoare annotation was computed. [2018-11-18 08:34:56,714 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 470 525) no Hoare annotation was computed. [2018-11-18 08:34:56,714 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-18 08:34:56,714 INFO L425 ceAbstractionStarter]: For program point L495-1(lines 495 516) no Hoare annotation was computed. [2018-11-18 08:34:56,714 INFO L425 ceAbstractionStarter]: For program point L495-3(lines 495 516) no Hoare annotation was computed. [2018-11-18 08:34:56,715 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 470 525) no Hoare annotation was computed. [2018-11-18 08:34:56,715 INFO L425 ceAbstractionStarter]: For program point L517(lines 494 518) no Hoare annotation was computed. [2018-11-18 08:34:56,715 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 470 525) no Hoare annotation was computed. [2018-11-18 08:34:56,715 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 526 585) no Hoare annotation was computed. [2018-11-18 08:34:56,715 INFO L425 ceAbstractionStarter]: For program point L558(lines 558 562) no Hoare annotation was computed. [2018-11-18 08:34:56,715 INFO L425 ceAbstractionStarter]: For program point L558-1(lines 558 562) no Hoare annotation was computed. [2018-11-18 08:34:56,715 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 526 585) no Hoare annotation was computed. [2018-11-18 08:34:56,715 INFO L425 ceAbstractionStarter]: For program point L552-1(lines 552 577) no Hoare annotation was computed. [2018-11-18 08:34:56,715 INFO L425 ceAbstractionStarter]: For program point L552-3(lines 552 577) no Hoare annotation was computed. [2018-11-18 08:34:56,715 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-18 08:34:56,715 INFO L425 ceAbstractionStarter]: For program point L571-1(line 571) no Hoare annotation was computed. [2018-11-18 08:34:56,715 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 526 585) no Hoare annotation was computed. [2018-11-18 08:34:56,715 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-18 08:34:56,715 INFO L425 ceAbstractionStarter]: For program point L578(lines 551 579) no Hoare annotation was computed. [2018-11-18 08:34:56,715 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 902 908) the Hoare annotation is: true [2018-11-18 08:34:56,715 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 902 908) no Hoare annotation was computed. [2018-11-18 08:34:56,715 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 909 917) no Hoare annotation was computed. [2018-11-18 08:34:56,715 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 909 917) the Hoare annotation is: true [2018-11-18 08:34:56,716 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 909 917) no Hoare annotation was computed. [2018-11-18 08:34:56,716 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 370 377) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1))) [2018-11-18 08:34:56,716 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 370 377) no Hoare annotation was computed. [2018-11-18 08:34:56,716 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 370 377) no Hoare annotation was computed. [2018-11-18 08:34:56,716 INFO L421 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 378 387) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 0))) (.cse7 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse4 (<= 1 ~switchedOnBeforeTS~0)) (.cse5 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse6 .cse7 .cse3) (or .cse1 .cse2 .cse7 .cse6 .cse3) (or .cse0 .cse1 .cse4 .cse5 .cse3))) [2018-11-18 08:34:56,716 INFO L425 ceAbstractionStarter]: For program point L383(line 383) no Hoare annotation was computed. [2018-11-18 08:34:56,716 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 378 387) no Hoare annotation was computed. [2018-11-18 08:34:56,716 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 378 387) no Hoare annotation was computed. [2018-11-18 08:34:56,716 INFO L421 ceAbstractionStarter]: At program point L403(line 403) the Hoare annotation is: (let ((.cse4 (not (= ~waterLevel~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse5 (not (= ~systemActive~0 0))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse2 .cse0 .cse3 .cse4) (or .cse2 .cse5 .cse3 .cse4) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse0 .cse4) (or .cse2 .cse0 .cse3 .cse1) (or .cse5 (or .cse3 (or .cse2 .cse1))))) [2018-11-18 08:34:56,716 INFO L425 ceAbstractionStarter]: For program point L401(lines 401 407) no Hoare annotation was computed. [2018-11-18 08:34:56,717 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 388 416) the Hoare annotation is: true [2018-11-18 08:34:56,717 INFO L425 ceAbstractionStarter]: For program point L400(lines 400 410) no Hoare annotation was computed. [2018-11-18 08:34:56,717 INFO L421 ceAbstractionStarter]: At program point L398(line 398) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~waterLevel~0 2))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse6 (not (= ~systemActive~0 0))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse5 (not (= ~waterLevel~0 1))) (.cse3 (<= __utac_acc__Specification5_spec__3_~tmp~6 ~waterLevel~0))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse2 .cse3 .cse0 .cse4 .cse5) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse0 .cse5 .cse3) (or .cse2 .cse0 .cse4 .cse1) (or .cse6 (or .cse4 (or .cse2 .cse1))) (or .cse2 .cse6 .cse4 .cse5 .cse3))) [2018-11-18 08:34:56,717 INFO L425 ceAbstractionStarter]: For program point L398-1(line 398) no Hoare annotation was computed. [2018-11-18 08:34:56,717 INFO L425 ceAbstractionStarter]: For program point L396(lines 396 413) no Hoare annotation was computed. [2018-11-18 08:34:56,717 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 388 416) no Hoare annotation was computed. [2018-11-18 08:34:56,717 INFO L425 ceAbstractionStarter]: For program point L396-1(lines 388 416) no Hoare annotation was computed. [2018-11-18 08:34:56,717 INFO L428 ceAbstractionStarter]: At program point L394(line 394) the Hoare annotation is: true [2018-11-18 08:34:56,717 INFO L425 ceAbstractionStarter]: For program point L394-1(line 394) no Hoare annotation was computed. [2018-11-18 08:34:56,717 INFO L421 ceAbstractionStarter]: At program point L866-1(line 866) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 08:34:56,717 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 860 882) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 08:34:56,718 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 860 882) no Hoare annotation was computed. [2018-11-18 08:34:56,718 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 860 882) no Hoare annotation was computed. [2018-11-18 08:34:56,718 INFO L421 ceAbstractionStarter]: At program point L872(line 872) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~10 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 08:34:56,718 INFO L421 ceAbstractionStarter]: At program point L872-1(line 872) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~10 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 08:34:56,718 INFO L425 ceAbstractionStarter]: For program point L870(lines 870 877) no Hoare annotation was computed. [2018-11-18 08:34:56,718 INFO L425 ceAbstractionStarter]: For program point L870-1(lines 870 877) no Hoare annotation was computed. [2018-11-18 08:34:56,718 INFO L425 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2018-11-18 08:34:56,718 INFO L421 ceAbstractionStarter]: At program point L867(line 867) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 08:34:56,718 INFO L421 ceAbstractionStarter]: At program point L866(line 866) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 08:34:56,718 INFO L425 ceAbstractionStarter]: For program point L833(line 833) no Hoare annotation was computed. [2018-11-18 08:34:56,718 INFO L425 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2018-11-18 08:34:56,719 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 815 838) no Hoare annotation was computed. [2018-11-18 08:34:56,719 INFO L425 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2018-11-18 08:34:56,719 INFO L425 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2018-11-18 08:34:56,719 INFO L425 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2018-11-18 08:34:56,719 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 815 838) no Hoare annotation was computed. [2018-11-18 08:34:56,719 INFO L425 ceAbstractionStarter]: For program point L828(line 828) no Hoare annotation was computed. [2018-11-18 08:34:56,719 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 815 838) no Hoare annotation was computed. [2018-11-18 08:34:56,719 INFO L425 ceAbstractionStarter]: For program point L827(line 827) no Hoare annotation was computed. [2018-11-18 08:34:56,719 INFO L425 ceAbstractionStarter]: For program point L826(line 826) no Hoare annotation was computed. [2018-11-18 08:34:56,719 INFO L425 ceAbstractionStarter]: For program point L825(line 825) no Hoare annotation was computed. [2018-11-18 08:34:56,719 INFO L425 ceAbstractionStarter]: For program point L824(line 824) no Hoare annotation was computed. [2018-11-18 08:34:56,719 INFO L425 ceAbstractionStarter]: For program point L823(line 823) no Hoare annotation was computed. [2018-11-18 08:34:56,719 INFO L425 ceAbstractionStarter]: For program point L822(line 822) no Hoare annotation was computed. [2018-11-18 08:34:56,719 INFO L425 ceAbstractionStarter]: For program point L821(line 821) no Hoare annotation was computed. [2018-11-18 08:34:56,720 INFO L425 ceAbstractionStarter]: For program point L820(line 820) no Hoare annotation was computed. [2018-11-18 08:34:56,720 INFO L425 ceAbstractionStarter]: For program point stopSystemEXIT(lines 271 285) no Hoare annotation was computed. [2018-11-18 08:34:56,720 INFO L421 ceAbstractionStarter]: At program point stopSystemENTRY(lines 271 285) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= ~waterLevel~0 2))) (.cse6 (= |old(~systemActive~0)| 0))) (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse3 (not .cse6)) (.cse4 (= 0 ~systemActive~0)) (.cse5 (or .cse1 .cse7)) (.cse0 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) .cse2) (or .cse3 .cse5 .cse4) (or (or (or .cse6 .cse7) (not (= 1 |old(~pumpRunning~0)|))) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~systemActive~0 0)))) (or .cse5 .cse0)))) [2018-11-18 08:34:56,720 INFO L421 ceAbstractionStarter]: At program point L277(line 277) the Hoare annotation is: (let ((.cse1 (not (= ~waterLevel~0 2))) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1) (or (or (or (= |old(~systemActive~0)| 0) .cse1) (not (= 1 |old(~pumpRunning~0)|))) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~systemActive~0 0)))) (or .cse0 (not (= ~waterLevel~0 1))))) [2018-11-18 08:34:56,720 INFO L425 ceAbstractionStarter]: For program point stopSystemFINAL(lines 271 285) no Hoare annotation was computed. [2018-11-18 08:34:56,720 INFO L425 ceAbstractionStarter]: For program point L275(lines 275 281) no Hoare annotation was computed. [2018-11-18 08:34:56,720 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 188 196) no Hoare annotation was computed. [2018-11-18 08:34:56,720 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 188 196) the Hoare annotation is: true [2018-11-18 08:34:56,720 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 188 196) no Hoare annotation was computed. [2018-11-18 08:34:56,720 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 252 270) the Hoare annotation is: true [2018-11-18 08:34:56,720 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 252 270) no Hoare annotation was computed. [2018-11-18 08:34:56,720 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 265) no Hoare annotation was computed. [2018-11-18 08:34:56,720 INFO L428 ceAbstractionStarter]: At program point L259(line 259) the Hoare annotation is: true [2018-11-18 08:34:56,721 INFO L425 ceAbstractionStarter]: For program point L261-2(lines 261 265) no Hoare annotation was computed. [2018-11-18 08:34:56,721 INFO L425 ceAbstractionStarter]: For program point L259-1(line 259) no Hoare annotation was computed. [2018-11-18 08:34:56,721 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 252 270) no Hoare annotation was computed. [2018-11-18 08:34:56,721 INFO L425 ceAbstractionStarter]: For program point L216(lines 216 224) no Hoare annotation was computed. [2018-11-18 08:34:56,721 INFO L425 ceAbstractionStarter]: For program point L216-2(lines 216 224) no Hoare annotation was computed. [2018-11-18 08:34:56,721 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 197 232) no Hoare annotation was computed. [2018-11-18 08:34:56,721 INFO L425 ceAbstractionStarter]: For program point L204(lines 204 212) no Hoare annotation was computed. [2018-11-18 08:34:56,721 INFO L425 ceAbstractionStarter]: For program point L204-2(lines 204 212) no Hoare annotation was computed. [2018-11-18 08:34:56,721 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 197 232) no Hoare annotation was computed. [2018-11-18 08:34:56,721 INFO L425 ceAbstractionStarter]: For program point L227(line 227) no Hoare annotation was computed. [2018-11-18 08:34:56,721 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 197 232) no Hoare annotation was computed. [2018-11-18 08:34:56,721 INFO L425 ceAbstractionStarter]: For program point L227-1(line 227) no Hoare annotation was computed. [2018-11-18 08:34:56,721 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 895 901) no Hoare annotation was computed. [2018-11-18 08:34:56,721 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 895 901) the Hoare annotation is: true [2018-11-18 08:34:56,721 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 424 469) no Hoare annotation was computed. [2018-11-18 08:34:56,721 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 424 469) no Hoare annotation was computed. [2018-11-18 08:34:56,721 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 424 469) no Hoare annotation was computed. [2018-11-18 08:34:56,721 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 737 782) no Hoare annotation was computed. [2018-11-18 08:34:56,721 INFO L425 ceAbstractionStarter]: For program point L757(lines 757 764) no Hoare annotation was computed. [2018-11-18 08:34:56,721 INFO L425 ceAbstractionStarter]: For program point L751(lines 751 771) no Hoare annotation was computed. [2018-11-18 08:34:56,721 INFO L425 ceAbstractionStarter]: For program point L751-1(lines 751 771) no Hoare annotation was computed. [2018-11-18 08:34:56,721 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 737 782) no Hoare annotation was computed. [2018-11-18 08:34:56,721 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 737 782) no Hoare annotation was computed. [2018-11-18 08:34:56,722 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 846 856) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 08:34:56,722 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 846 856) no Hoare annotation was computed. [2018-11-18 08:34:56,722 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 846 856) no Hoare annotation was computed. [2018-11-18 08:34:56,722 INFO L421 ceAbstractionStarter]: At program point L851(line 851) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 08:34:56,722 INFO L428 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 177 187) the Hoare annotation is: true [2018-11-18 08:34:56,722 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 177 187) no Hoare annotation was computed. [2018-11-18 08:34:56,722 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 177 187) no Hoare annotation was computed. [2018-11-18 08:34:56,722 INFO L428 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: true [2018-11-18 08:34:56,722 INFO L425 ceAbstractionStarter]: For program point L182-1(line 182) no Hoare annotation was computed. [2018-11-18 08:34:56,722 INFO L421 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 169 176) the Hoare annotation is: (let ((.cse0 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 1))) (or (or (or (= ~systemActive~0 0) (not (= ~waterLevel~0 2))) .cse0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2018-11-18 08:34:56,722 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 169 176) no Hoare annotation was computed. [2018-11-18 08:34:56,722 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 169 176) no Hoare annotation was computed. [2018-11-18 08:34:56,722 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 1007 1020) no Hoare annotation was computed. [2018-11-18 08:34:56,723 INFO L425 ceAbstractionStarter]: For program point L1011(lines 1011 1017) no Hoare annotation was computed. [2018-11-18 08:34:56,723 INFO L428 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 1007 1020) the Hoare annotation is: true [2018-11-18 08:34:56,723 INFO L425 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 1007 1020) no Hoare annotation was computed. [2018-11-18 08:34:56,723 INFO L421 ceAbstractionStarter]: At program point L128(line 128) 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_~tmp~1 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2018-11-18 08:34:56,723 INFO L425 ceAbstractionStarter]: For program point L126(lines 126 134) no Hoare annotation was computed. [2018-11-18 08:34:56,723 INFO L421 ceAbstractionStarter]: At program point L124(line 124) 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))) [2018-11-18 08:34:56,723 INFO L425 ceAbstractionStarter]: For program point L124-1(line 124) no Hoare annotation was computed. [2018-11-18 08:34:56,723 INFO L425 ceAbstractionStarter]: For program point L122(lines 122 139) no Hoare annotation was computed. [2018-11-18 08:34:56,723 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 118 142) no Hoare annotation was computed. [2018-11-18 08:34:56,723 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 118 142) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse0 .cse2 .cse3) (or (or .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) .cse0))) [2018-11-18 08:34:56,724 INFO L421 ceAbstractionStarter]: At program point L137(line 137) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse4 .cse1 .cse2) (or (or .cse1 (or .cse3 .cse0 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-18 08:34:56,724 INFO L425 ceAbstractionStarter]: For program point L137-1(lines 118 142) no Hoare annotation was computed. [2018-11-18 08:34:56,724 INFO L421 ceAbstractionStarter]: At program point L132(line 132) 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))) [2018-11-18 08:34:56,724 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 84 90) no Hoare annotation was computed. [2018-11-18 08:34:56,724 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 84 90) the Hoare annotation is: true [2018-11-18 08:34:56,724 INFO L421 ceAbstractionStarter]: At program point L320(line 320) the Hoare annotation is: (let ((.cse8 (= 0 ~pumpRunning~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (let ((.cse6 (and .cse8 .cse1 .cse2)) (.cse0 (= 2 ~waterLevel~0)) (.cse7 (= 1 ~waterLevel~0)) (.cse3 (and .cse8 .cse2)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse4 (= 0 ~systemActive~0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse4 .cse5) (and .cse6 .cse7) (and .cse6 .cse0 .cse5) (not (= |old(~waterLevel~0)| 1)) (and (and .cse7 .cse3 .cse5) .cse4)))) [2018-11-18 08:34:56,724 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 298 365) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 08:34:56,724 INFO L425 ceAbstractionStarter]: For program point L318(lines 318 324) no Hoare annotation was computed. [2018-11-18 08:34:56,724 INFO L425 ceAbstractionStarter]: For program point L318-1(lines 318 324) no Hoare annotation was computed. [2018-11-18 08:34:56,724 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 298 365) no Hoare annotation was computed. [2018-11-18 08:34:56,725 INFO L425 ceAbstractionStarter]: For program point L310(lines 310 314) no Hoare annotation was computed. [2018-11-18 08:34:56,725 INFO L425 ceAbstractionStarter]: For program point L308-1(lines 308 357) no Hoare annotation was computed. [2018-11-18 08:34:56,725 INFO L421 ceAbstractionStarter]: At program point L358(lines 307 359) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 08:34:56,725 INFO L421 ceAbstractionStarter]: At program point L348(line 348) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (= ~pumpRunning~0 1) (and (not (= ~systemActive~0 0)) .cse0 .cse1)) (not (= |old(~systemActive~0)| 1)) (and .cse2 .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 08:34:56,725 INFO L425 ceAbstractionStarter]: For program point L346(lines 346 352) no Hoare annotation was computed. [2018-11-18 08:34:56,725 INFO L421 ceAbstractionStarter]: At program point L346-1(lines 338 353) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (= 0 ~systemActive~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (and (and .cse3 .cse0 .cse2) .cse4) (and .cse3 .cse5 .cse1 .cse2) (and .cse3 .cse5 .cse2 .cse4) (and .cse3 .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 08:34:56,725 INFO L425 ceAbstractionStarter]: For program point L309(lines 308 357) no Hoare annotation was computed. [2018-11-18 08:34:56,725 INFO L421 ceAbstractionStarter]: At program point L340(line 340) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse2 (= 2 ~waterLevel~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (and .cse2 (= ~pumpRunning~0 1) .cse1) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse2 .cse1))) [2018-11-18 08:34:56,725 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 353) no Hoare annotation was computed. [2018-11-18 08:34:56,725 INFO L421 ceAbstractionStarter]: At program point L330(line 330) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse6 (= 0 ~systemActive~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (and .cse3 .cse4 .cse1 .cse2) (and (and (and .cse3 .cse0 .cse2) .cse5) .cse6) (and .cse3 .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse2 .cse6 .cse5) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 08:34:56,726 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 334) no Hoare annotation was computed. [2018-11-18 08:34:56,726 INFO L425 ceAbstractionStarter]: For program point L328-1(lines 328 334) no Hoare annotation was computed. [2018-11-18 08:34:56,726 INFO L421 ceAbstractionStarter]: At program point L355(lines 308 357) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse3 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and (and .cse0 .cse3 .cse2) .cse4 .cse5) (and .cse0 (= 1 ~waterLevel~0) .cse2 .cse4 .cse5) (and .cse3 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse1 .cse2 .cse5) (not (= |old(~waterLevel~0)| 1)))) [2018-11-18 08:34:56,726 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 298 365) no Hoare annotation was computed. [2018-11-18 08:34:56,726 INFO L425 ceAbstractionStarter]: For program point L705(lines 705 725) no Hoare annotation was computed. [2018-11-18 08:34:56,726 INFO L425 ceAbstractionStarter]: For program point L705-1(lines 705 725) no Hoare annotation was computed. [2018-11-18 08:34:56,726 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 691 736) no Hoare annotation was computed. [2018-11-18 08:34:56,726 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 691 736) no Hoare annotation was computed. [2018-11-18 08:34:56,726 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 691 736) no Hoare annotation was computed. [2018-11-18 08:34:56,726 INFO L425 ceAbstractionStarter]: For program point L711(lines 711 718) no Hoare annotation was computed. [2018-11-18 08:34:56,726 INFO L421 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 143 150) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-18 08:34:56,727 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 143 150) no Hoare annotation was computed. [2018-11-18 08:34:56,727 INFO L425 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 143 150) no Hoare annotation was computed. [2018-11-18 08:34:56,727 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 1021 1029) no Hoare annotation was computed. [2018-11-18 08:34:56,727 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 1021 1029) the Hoare annotation is: true [2018-11-18 08:34:56,727 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 1021 1029) no Hoare annotation was computed. [2018-11-18 08:34:56,727 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 975 997) no Hoare annotation was computed. [2018-11-18 08:34:56,727 INFO L425 ceAbstractionStarter]: For program point L983(lines 983 991) no Hoare annotation was computed. [2018-11-18 08:34:56,727 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 975 997) no Hoare annotation was computed. [2018-11-18 08:34:56,727 INFO L425 ceAbstractionStarter]: For program point L983-2(lines 983 991) no Hoare annotation was computed. [2018-11-18 08:34:56,727 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 975 997) no Hoare annotation was computed. [2018-11-18 08:34:56,727 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 588 690) no Hoare annotation was computed. [2018-11-18 08:34:56,727 INFO L425 ceAbstractionStarter]: For program point L638(lines 637 657) no Hoare annotation was computed. [2018-11-18 08:34:56,727 INFO L425 ceAbstractionStarter]: For program point L669(line 669) no Hoare annotation was computed. [2018-11-18 08:34:56,727 INFO L425 ceAbstractionStarter]: For program point L669-1(line 669) no Hoare annotation was computed. [2018-11-18 08:34:56,728 INFO L425 ceAbstractionStarter]: For program point L634(lines 634 675) no Hoare annotation was computed. [2018-11-18 08:34:56,728 INFO L425 ceAbstractionStarter]: For program point L653(line 653) no Hoare annotation was computed. [2018-11-18 08:34:56,728 INFO L425 ceAbstractionStarter]: For program point L653-1(line 653) no Hoare annotation was computed. [2018-11-18 08:34:56,728 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 588 690) no Hoare annotation was computed. [2018-11-18 08:34:56,728 INFO L425 ceAbstractionStarter]: For program point L612(lines 612 616) no Hoare annotation was computed. [2018-11-18 08:34:56,728 INFO L425 ceAbstractionStarter]: For program point L676(lines 676 687) no Hoare annotation was computed. [2018-11-18 08:34:56,728 INFO L425 ceAbstractionStarter]: For program point L639(lines 639 643) no Hoare annotation was computed. [2018-11-18 08:34:56,728 INFO L425 ceAbstractionStarter]: For program point L637-1(lines 637 657) no Hoare annotation was computed. [2018-11-18 08:34:56,728 INFO L425 ceAbstractionStarter]: For program point L637-3(lines 637 657) no Hoare annotation was computed. [2018-11-18 08:34:56,728 INFO L425 ceAbstractionStarter]: For program point L658(lines 636 659) no Hoare annotation was computed. [2018-11-18 08:34:56,728 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 588 690) no Hoare annotation was computed. [2018-11-18 08:34:56,728 INFO L425 ceAbstractionStarter]: For program point L617(lines 617 633) no Hoare annotation was computed. [2018-11-18 08:34:56,728 INFO L425 ceAbstractionStarter]: For program point L677(lines 677 684) no Hoare annotation was computed. [2018-11-18 08:34:56,728 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 885 894) no Hoare annotation was computed. [2018-11-18 08:34:56,729 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 885 894) no Hoare annotation was computed. [2018-11-18 08:34:56,729 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 885 894) no Hoare annotation was computed. [2018-11-18 08:34:56,729 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 08:34:56,729 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-18 08:34:56,729 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 08:34:56,729 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 165) no Hoare annotation was computed. [2018-11-18 08:34:56,729 INFO L421 ceAbstractionStarter]: At program point L157(line 157) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-18 08:34:56,729 INFO L425 ceAbstractionStarter]: For program point L157-1(line 157) no Hoare annotation was computed. [2018-11-18 08:34:56,729 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 152 168) no Hoare annotation was computed. [2018-11-18 08:34:56,729 INFO L421 ceAbstractionStarter]: At program point activatePumpENTRY(lines 152 168) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-18 08:34:56,729 INFO L421 ceAbstractionStarter]: At program point L163(line 163) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-18 08:34:56,729 INFO L425 ceAbstractionStarter]: For program point L163-1(lines 152 168) no Hoare annotation was computed. [2018-11-18 08:34:56,730 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 233 251) no Hoare annotation was computed. [2018-11-18 08:34:56,730 INFO L428 ceAbstractionStarter]: At program point L240(line 240) the Hoare annotation is: true [2018-11-18 08:34:56,730 INFO L425 ceAbstractionStarter]: For program point L242-2(lines 242 246) no Hoare annotation was computed. [2018-11-18 08:34:56,730 INFO L425 ceAbstractionStarter]: For program point L240-1(line 240) no Hoare annotation was computed. [2018-11-18 08:34:56,730 INFO L428 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 233 251) the Hoare annotation is: true [2018-11-18 08:34:56,730 INFO L425 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 233 251) no Hoare annotation was computed. [2018-11-18 08:34:56,730 INFO L425 ceAbstractionStarter]: For program point L242(lines 242 246) no Hoare annotation was computed. [2018-11-18 08:34:56,730 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 998 1006) the Hoare annotation is: true [2018-11-18 08:34:56,730 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 998 1006) no Hoare annotation was computed. [2018-11-18 08:34:56,730 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 998 1006) no Hoare annotation was computed. [2018-11-18 08:34:56,730 INFO L425 ceAbstractionStarter]: For program point L958-1(lines 954 965) no Hoare annotation was computed. [2018-11-18 08:34:56,730 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 954 965) the Hoare annotation is: true [2018-11-18 08:34:56,730 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 954 965) no Hoare annotation was computed. [2018-11-18 08:34:56,730 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 08:34:56,731 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 08:34:56,731 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 08:34:56,731 INFO L428 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 966 974) the Hoare annotation is: true [2018-11-18 08:34:56,731 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 966 974) no Hoare annotation was computed. [2018-11-18 08:34:56,731 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 966 974) no Hoare annotation was computed. [2018-11-18 08:34:56,731 INFO L425 ceAbstractionStarter]: For program point L64(lines 60 82) no Hoare annotation was computed. [2018-11-18 08:34:56,731 INFO L425 ceAbstractionStarter]: For program point L62(lines 60 82) no Hoare annotation was computed. [2018-11-18 08:34:56,731 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 57 83) the Hoare annotation is: (let ((.cse12 (= 0 ~pumpRunning~0)) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse4 (and .cse12 .cse9)) (.cse7 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse8 (<= 1 ~switchedOnBeforeTS~0)) (.cse1 (not (= |old(~waterLevel~0)| 2))) (.cse3 (and .cse12 (= 2 ~waterLevel~0))) (.cse6 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 0))) (.cse11 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse10 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse5 (not (= |old(~waterLevel~0)| 1)))) (and (or (or .cse0 .cse1) .cse2 .cse3) (or .cse0 .cse2 .cse4 .cse5) (or .cse0 .cse6 .cse4 .cse5) (or .cse7 .cse0 .cse8 .cse6 .cse5) (or (and (= ~pumpRunning~0 1) .cse9) (or (or .cse6 .cse1) (not (= 1 |old(~pumpRunning~0)|)))) (or .cse7 .cse0 .cse2 .cse5 .cse8) (or (or .cse0 .cse6 .cse1) .cse3) (or .cse0 .cse6 .cse10 .cse11 .cse5) (or .cse0 .cse2 .cse11 .cse10 .cse5)))) [2018-11-18 08:34:56,731 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 57 83) no Hoare annotation was computed. [2018-11-18 08:34:56,731 INFO L421 ceAbstractionStarter]: At program point L73(line 73) the Hoare annotation is: (let ((.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse1 (not (= ~systemActive~0 1))) (.cse4 (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) .cse0)) (.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not (= ~systemActive~0 0)))) (and (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0) (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|)))) (or (or .cse3 .cse1 .cse2) .cse4) (or .cse3 .cse5 .cse6) (or .cse3 .cse1 .cse4 .cse6) (or (or .cse3 .cse2) .cse5)))) [2018-11-18 08:34:56,732 INFO L421 ceAbstractionStarter]: At program point L71(lines 71 77) the Hoare annotation is: (let ((.cse5 (= 0 ~pumpRunning~0)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~systemActive~0 0))) (.cse3 (and .cse5 .cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse7 (not (= |old(~waterLevel~0)| 1)))) (and (or (or .cse0 .cse1 .cse2) .cse3 (and (= ~pumpRunning~0 1) .cse4)) (or (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))) (and (<= 1 ~switchedOnBeforeTS~0) .cse5 (= 1 ~waterLevel~0))) (or .cse3 (or .cse0 .cse2) .cse6) (or .cse0 .cse1 .cse3 .cse7) (or .cse0 .cse6 .cse3 .cse7)))) [2018-11-18 08:34:56,732 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 57 83) no Hoare annotation was computed. [2018-11-18 08:34:56,732 INFO L421 ceAbstractionStarter]: At program point L66(line 66) the Hoare annotation is: (let ((.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse4 (not (= ~systemActive~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse3) (or .cse0 .cse4 .cse3) (or (and (= ~pumpRunning~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|)))) (or (or .cse0 .cse2) .cse4))) [2018-11-18 08:34:56,732 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 785 814) no Hoare annotation was computed. [2018-11-18 08:34:56,732 INFO L425 ceAbstractionStarter]: For program point L799(lines 799 803) no Hoare annotation was computed. [2018-11-18 08:34:56,732 INFO L428 ceAbstractionStarter]: At program point L799-1(lines 799 803) the Hoare annotation is: true [2018-11-18 08:34:56,732 INFO L425 ceAbstractionStarter]: For program point L795-1(lines 795 809) no Hoare annotation was computed. [2018-11-18 08:34:56,732 INFO L428 ceAbstractionStarter]: At program point L795-3(lines 795 809) the Hoare annotation is: true [2018-11-18 08:34:56,732 INFO L428 ceAbstractionStarter]: At program point L791(line 791) the Hoare annotation is: true [2018-11-18 08:34:56,732 INFO L425 ceAbstractionStarter]: For program point L791-1(line 791) no Hoare annotation was computed. [2018-11-18 08:34:56,732 INFO L428 ceAbstractionStarter]: At program point L810(lines 785 814) the Hoare annotation is: true [2018-11-18 08:34:56,733 INFO L425 ceAbstractionStarter]: For program point L806(line 806) no Hoare annotation was computed. [2018-11-18 08:34:56,733 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 785 814) the Hoare annotation is: true [2018-11-18 08:34:56,733 INFO L425 ceAbstractionStarter]: For program point L796(line 796) no Hoare annotation was computed. [2018-11-18 08:34:56,733 INFO L421 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 930 941) 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)) [2018-11-18 08:34:56,733 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 930 941) no Hoare annotation was computed. [2018-11-18 08:34:56,733 INFO L425 ceAbstractionStarter]: For program point L934-1(lines 930 941) no Hoare annotation was computed. [2018-11-18 08:34:56,733 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 839 845) no Hoare annotation was computed. [2018-11-18 08:34:56,733 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 839 845) the Hoare annotation is: true [2018-11-18 08:34:56,733 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 08:34:56,733 INFO L421 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)) [2018-11-18 08:34:56,733 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 08:34:56,733 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 08:34:56,734 INFO L425 ceAbstractionStarter]: For program point startSystemEXIT(lines 286 293) no Hoare annotation was computed. [2018-11-18 08:34:56,734 INFO L421 ceAbstractionStarter]: At program point startSystemENTRY(lines 286 293) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= |old(~systemActive~0)| 0))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse2 (not (= ~waterLevel~0 1))) (or (or .cse0 (not (= ~waterLevel~0 2))) .cse1 .cse2))) [2018-11-18 08:34:56,734 INFO L425 ceAbstractionStarter]: For program point startSystemFINAL(lines 286 293) no Hoare annotation was computed. [2018-11-18 08:34:56,734 INFO L425 ceAbstractionStarter]: For program point L98-1(line 98) no Hoare annotation was computed. [2018-11-18 08:34:56,734 INFO L421 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 92 116) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) .cse2))) [2018-11-18 08:34:56,734 INFO L425 ceAbstractionStarter]: For program point L96(lines 96 113) no Hoare annotation was computed. [2018-11-18 08:34:56,734 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 92 116) no Hoare annotation was computed. [2018-11-18 08:34:56,734 INFO L421 ceAbstractionStarter]: At program point L111(line 111) 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))))) [2018-11-18 08:34:56,734 INFO L425 ceAbstractionStarter]: For program point L111-1(lines 92 116) no Hoare annotation was computed. [2018-11-18 08:34:56,734 INFO L421 ceAbstractionStarter]: At program point L106(line 106) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse3) (or .cse1 .cse2 .cse3 .cse0 (not (= ~waterLevel~0 1))))) [2018-11-18 08:34:56,735 INFO L421 ceAbstractionStarter]: At program point L102(line 102) 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 (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) [2018-11-18 08:34:56,735 INFO L425 ceAbstractionStarter]: For program point L100(lines 100 108) no Hoare annotation was computed. [2018-11-18 08:34:56,735 INFO L421 ceAbstractionStarter]: At program point L98(line 98) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) .cse2))) [2018-11-18 08:34:56,735 INFO L425 ceAbstractionStarter]: For program point L946-1(lines 942 953) no Hoare annotation was computed. [2018-11-18 08:34:56,735 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 942 953) no Hoare annotation was computed. [2018-11-18 08:34:56,735 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 942 953) the Hoare annotation is: (let ((.cse5 (not (= ~systemActive~0 0))) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 (not (= 1 ~pumpRunning~0)) .cse2) (or (or .cse3 .cse1 .cse4) .cse0) (or .cse0 .cse5 .cse6 .cse3 .cse2) (or .cse5 (or .cse4 .cse3) .cse6 .cse0) (or .cse0 (or .cse3 .cse1) .cse6 .cse2))) [2018-11-18 08:34:56,735 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 919 926) no Hoare annotation was computed. [2018-11-18 08:34:56,735 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 923) no Hoare annotation was computed. [2018-11-18 08:34:56,735 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 919 926) the Hoare annotation is: true [2018-11-18 08:34:56,735 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 919 926) no Hoare annotation was computed. [2018-11-18 08:34:56,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 08:34:56 BoogieIcfgContainer [2018-11-18 08:34:56,747 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 08:34:56,747 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 08:34:56,747 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 08:34:56,747 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 08:34:56,748 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:34:42" (3/4) ... [2018-11-18 08:34:56,751 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 08:34:56,757 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 08:34:56,757 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 08:34:56,758 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 08:34:56,758 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-18 08:34:56,758 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 08:34:56,758 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-18 08:34:56,758 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-18 08:34:56,758 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 08:34:56,758 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 08:34:56,758 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-18 08:34:56,758 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 08:34:56,758 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 08:34:56,758 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 08:34:56,758 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 08:34:56,758 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 08:34:56,758 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 08:34:56,759 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 08:34:56,759 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 08:34:56,759 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 08:34:56,759 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 08:34:56,759 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-18 08:34:56,759 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 08:34:56,759 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 08:34:56,759 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 08:34:56,759 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-18 08:34:56,759 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 08:34:56,759 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 08:34:56,759 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 08:34:56,759 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 08:34:56,760 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 08:34:56,760 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 08:34:56,760 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 08:34:56,760 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-18 08:34:56,760 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 08:34:56,760 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 08:34:56,760 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 08:34:56,760 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 08:34:56,760 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 08:34:56,760 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 08:34:56,761 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 08:34:56,761 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-18 08:34:56,761 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-18 08:34:56,761 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 08:34:56,761 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 08:34:56,768 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-11-18 08:34:56,769 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 08:34:56,769 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 08:34:56,793 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && 1 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) [2018-11-18 08:34:56,793 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-18 08:34:56,834 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4686879e-34ea-41aa-a2b4-34c85f2b7e20/bin-2019/uautomizer/witness.graphml [2018-11-18 08:34:56,835 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 08:34:56,835 INFO L168 Benchmark]: Toolchain (without parser) took 15191.61 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 575.7 MB). Free memory was 955.5 MB in the beginning and 1.4 GB in the end (delta: -431.1 MB). Peak memory consumption was 144.6 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:56,836 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 08:34:56,836 INFO L168 Benchmark]: CACSL2BoogieTranslator took 396.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -157.3 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:56,836 INFO L168 Benchmark]: Boogie Preprocessor took 60.04 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:56,836 INFO L168 Benchmark]: RCFGBuilder took 669.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 92.2 MB). Peak memory consumption was 92.2 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:56,837 INFO L168 Benchmark]: TraceAbstraction took 13975.01 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 451.4 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -386.2 MB). Peak memory consumption was 642.3 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:56,837 INFO L168 Benchmark]: Witness Printer took 87.58 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. [2018-11-18 08:34:56,838 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 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 396.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -157.3 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 60.04 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 669.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 92.2 MB). Peak memory consumption was 92.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 13975.01 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 451.4 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -386.2 MB). Peak memory consumption was 642.3 MB. Max. memory is 11.5 GB. * Witness Printer took 87.58 ms. Allocated memory is still 1.6 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 923]: 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: 307]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 795]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: (((((((((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && 1 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 267 locations, 1 error locations. SAFE Result, 13.9s OverallTime, 11 OverallIterations, 9 TraceHistogramMax, 6.4s AutomataDifference, 0.0s DeadEndRemovalTime, 4.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 2554 SDtfs, 2750 SDslu, 8564 SDs, 0 SdLazy, 6014 SolverSat, 1361 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1044 GetRequests, 910 SyntacticMatches, 2 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 645 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3083occurred 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, 11 MinimizatonAttempts, 818 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 72 LocationsWithAnnotation, 4135 PreInvPairs, 4296 NumberOfFragments, 2468 HoareAnnotationTreeSize, 4135 FomulaSimplifications, 16445 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 72 FomulaSimplificationsInter, 29947 FormulaSimplificationTreeSizeReductionInter, 3.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 2429 NumberOfCodeBlocks, 2429 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 2415 ConstructedInterpolants, 0 QuantifiedInterpolants, 824863 SizeOfPredicates, 10 NumberOfNonLiveVariables, 3469 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 14 InterpolantComputations, 9 PerfectInterpolantSequences, 1674/1732 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...