./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product17_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_44952ee3-bf13-4956-943c-391863be73ec/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_44952ee3-bf13-4956-943c-391863be73ec/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_44952ee3-bf13-4956-943c-391863be73ec/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_44952ee3-bf13-4956-943c-391863be73ec/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product17_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_44952ee3-bf13-4956-943c-391863be73ec/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_44952ee3-bf13-4956-943c-391863be73ec/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 378658c69b6f2d1e1a968cdc968a143bcf4b9c50 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 12:56:29,209 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:56:29,210 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:56:29,217 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:56:29,217 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:56:29,217 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:56:29,218 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:56:29,219 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:56:29,220 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:56:29,221 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:56:29,222 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:56:29,222 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:56:29,222 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:56:29,223 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:56:29,223 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:56:29,224 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:56:29,224 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:56:29,225 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:56:29,227 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:56:29,228 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:56:29,228 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:56:29,229 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:56:29,231 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:56:29,231 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:56:29,231 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:56:29,232 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:56:29,233 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:56:29,233 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:56:29,234 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:56:29,235 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:56:29,235 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:56:29,235 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:56:29,235 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:56:29,236 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:56:29,236 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:56:29,236 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:56:29,237 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_44952ee3-bf13-4956-943c-391863be73ec/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 12:56:29,246 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:56:29,246 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:56:29,247 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:56:29,247 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 12:56:29,247 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 12:56:29,248 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 12:56:29,248 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 12:56:29,248 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:56:29,248 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 12:56:29,248 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 12:56:29,248 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 12:56:29,248 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:56:29,249 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:56:29,249 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:56:29,249 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:56:29,249 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 12:56:29,249 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:56:29,249 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:56:29,249 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:56:29,249 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:56:29,249 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:56:29,249 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:56:29,249 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:56:29,249 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:56:29,250 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:56:29,250 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:56:29,250 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:56:29,250 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 12:56:29,250 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:56:29,250 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 12:56:29,250 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_44952ee3-bf13-4956-943c-391863be73ec/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 -> 378658c69b6f2d1e1a968cdc968a143bcf4b9c50 [2018-11-18 12:56:29,275 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:56:29,284 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:56:29,286 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:56:29,288 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:56:29,288 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:56:29,288 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_44952ee3-bf13-4956-943c-391863be73ec/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec4_product17_true-unreach-call_false-termination.cil.c [2018-11-18 12:56:29,333 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_44952ee3-bf13-4956-943c-391863be73ec/bin-2019/uautomizer/data/7dc09f0c5/2ea7a5e22ec143ccb2ced0380f12b43e/FLAG646b99499 [2018-11-18 12:56:29,763 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:56:29,763 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_44952ee3-bf13-4956-943c-391863be73ec/sv-benchmarks/c/product-lines/minepump_spec4_product17_true-unreach-call_false-termination.cil.c [2018-11-18 12:56:29,773 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_44952ee3-bf13-4956-943c-391863be73ec/bin-2019/uautomizer/data/7dc09f0c5/2ea7a5e22ec143ccb2ced0380f12b43e/FLAG646b99499 [2018-11-18 12:56:29,785 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_44952ee3-bf13-4956-943c-391863be73ec/bin-2019/uautomizer/data/7dc09f0c5/2ea7a5e22ec143ccb2ced0380f12b43e [2018-11-18 12:56:29,787 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:56:29,788 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 12:56:29,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:56:29,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:56:29,791 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:56:29,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:56:29" (1/1) ... [2018-11-18 12:56:29,793 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@345e74ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:56:29, skipping insertion in model container [2018-11-18 12:56:29,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:56:29" (1/1) ... [2018-11-18 12:56:29,799 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:56:29,829 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:56:30,015 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:56:30,022 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:56:30,119 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:56:30,138 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:56:30,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:56:30 WrapperNode [2018-11-18 12:56:30,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:56:30,139 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:56:30,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:56:30,139 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:56:30,150 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:56:30" (1/1) ... [2018-11-18 12:56:30,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:56:30" (1/1) ... [2018-11-18 12:56:30,164 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:56:30" (1/1) ... [2018-11-18 12:56:30,164 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:56:30" (1/1) ... [2018-11-18 12:56:30,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:56:30" (1/1) ... [2018-11-18 12:56:30,192 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:56:30" (1/1) ... [2018-11-18 12:56:30,195 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:56:30" (1/1) ... [2018-11-18 12:56:30,199 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:56:30,199 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:56:30,199 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:56:30,199 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:56:30,200 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:56:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_44952ee3-bf13-4956-943c-391863be73ec/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 12:56:30,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:56:30,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:56:30,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2018-11-18 12:56:30,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2018-11-18 12:56:30,241 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-18 12:56:30,241 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2018-11-18 12:56:30,241 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-18 12:56:30,241 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-18 12:56:30,241 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:56:30,242 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-18 12:56:30,242 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2018-11-18 12:56:30,242 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-18 12:56:30,242 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-18 12:56:30,242 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-18 12:56:30,242 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-18 12:56:30,242 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-18 12:56:30,242 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-18 12:56:30,243 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-18 12:56:30,243 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-18 12:56:30,243 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-18 12:56:30,243 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-18 12:56:30,243 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-18 12:56:30,243 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2018-11-18 12:56:30,243 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-18 12:56:30,243 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-18 12:56:30,243 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-18 12:56:30,243 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-18 12:56:30,244 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-18 12:56:30,244 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2018-11-18 12:56:30,244 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-18 12:56:30,244 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-18 12:56:30,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2018-11-18 12:56:30,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2018-11-18 12:56:30,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2018-11-18 12:56:30,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2018-11-18 12:56:30,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2018-11-18 12:56:30,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2018-11-18 12:56:30,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 12:56:30,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 12:56:30,245 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 12:56:30,245 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-18 12:56:30,245 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-18 12:56:30,245 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-18 12:56:30,245 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2018-11-18 12:56:30,245 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-18 12:56:30,246 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-18 12:56:30,246 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2018-11-18 12:56:30,246 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-18 12:56:30,246 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-18 12:56:30,246 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2018-11-18 12:56:30,246 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-18 12:56:30,246 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-18 12:56:30,246 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-18 12:56:30,246 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-18 12:56:30,247 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-18 12:56:30,247 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-18 12:56:30,247 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:56:30,247 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2018-11-18 12:56:30,247 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-18 12:56:30,247 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-18 12:56:30,247 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2018-11-18 12:56:30,248 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-18 12:56:30,248 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-18 12:56:30,248 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-18 12:56:30,248 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-18 12:56:30,248 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-18 12:56:30,249 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-18 12:56:30,249 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-18 12:56:30,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:56:30,249 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2018-11-18 12:56:30,249 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 12:56:30,249 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-18 12:56:30,249 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2018-11-18 12:56:30,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 12:56:30,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 12:56:30,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 12:56:30,250 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2018-11-18 12:56:30,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 12:56:30,250 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2018-11-18 12:56:30,250 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2018-11-18 12:56:30,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 12:56:30,250 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2018-11-18 12:56:30,250 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2018-11-18 12:56:30,250 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2018-11-18 12:56:30,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:56:30,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:56:30,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 12:56:30,820 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:56:30,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:56:30 BoogieIcfgContainer [2018-11-18 12:56:30,820 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:56:30,821 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 12:56:30,821 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 12:56:30,824 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 12:56:30,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 12:56:29" (1/3) ... [2018-11-18 12:56:30,824 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@223e8569 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:56:30, skipping insertion in model container [2018-11-18 12:56:30,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:56:30" (2/3) ... [2018-11-18 12:56:30,825 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@223e8569 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:56:30, skipping insertion in model container [2018-11-18 12:56:30,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:56:30" (3/3) ... [2018-11-18 12:56:30,826 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product17_true-unreach-call_false-termination.cil.c [2018-11-18 12:56:30,832 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 12:56:30,838 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 12:56:30,850 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 12:56:30,876 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 12:56:30,877 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 12:56:30,877 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 12:56:30,877 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 12:56:30,877 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 12:56:30,877 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 12:56:30,877 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 12:56:30,877 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 12:56:30,877 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 12:56:30,891 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states. [2018-11-18 12:56:30,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-18 12:56:30,895 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:56:30,896 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:56:30,898 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:56:30,902 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:56:30,902 INFO L82 PathProgramCache]: Analyzing trace with hash 843422117, now seen corresponding path program 1 times [2018-11-18 12:56:30,904 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:56:30,904 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:56:30,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:56:30,934 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:56:30,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:56:31,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:56:31,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:56:31,094 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:56:31,094 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 12:56:31,096 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 12:56:31,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 12:56:31,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 12:56:31,105 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 2 states. [2018-11-18 12:56:31,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:56:31,129 INFO L93 Difference]: Finished difference Result 212 states and 263 transitions. [2018-11-18 12:56:31,129 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 12:56:31,130 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-11-18 12:56:31,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:56:31,138 INFO L225 Difference]: With dead ends: 212 [2018-11-18 12:56:31,139 INFO L226 Difference]: Without dead ends: 106 [2018-11-18 12:56:31,142 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 12:56:31,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2018-11-18 12:56:31,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2018-11-18 12:56:31,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2018-11-18 12:56:31,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 123 transitions. [2018-11-18 12:56:31,174 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 123 transitions. Word has length 46 [2018-11-18 12:56:31,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:56:31,175 INFO L480 AbstractCegarLoop]: Abstraction has 106 states and 123 transitions. [2018-11-18 12:56:31,175 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 12:56:31,175 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 123 transitions. [2018-11-18 12:56:31,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-18 12:56:31,176 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:56:31,176 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:56:31,177 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:56:31,177 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:56:31,177 INFO L82 PathProgramCache]: Analyzing trace with hash 1001123883, now seen corresponding path program 1 times [2018-11-18 12:56:31,177 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:56:31,177 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:56:31,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:56:31,178 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:56:31,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:56:31,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:56:31,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:56:31,263 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:56:31,263 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 12:56:31,264 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 12:56:31,264 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 12:56:31,265 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:56:31,265 INFO L87 Difference]: Start difference. First operand 106 states and 123 transitions. Second operand 3 states. [2018-11-18 12:56:31,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:56:31,279 INFO L93 Difference]: Finished difference Result 159 states and 183 transitions. [2018-11-18 12:56:31,280 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 12:56:31,280 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2018-11-18 12:56:31,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:56:31,281 INFO L225 Difference]: With dead ends: 159 [2018-11-18 12:56:31,281 INFO L226 Difference]: Without dead ends: 96 [2018-11-18 12:56:31,282 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 12:56:31,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-11-18 12:56:31,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2018-11-18 12:56:31,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2018-11-18 12:56:31,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 110 transitions. [2018-11-18 12:56:31,291 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 110 transitions. Word has length 48 [2018-11-18 12:56:31,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:56:31,291 INFO L480 AbstractCegarLoop]: Abstraction has 96 states and 110 transitions. [2018-11-18 12:56:31,292 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 12:56:31,292 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 110 transitions. [2018-11-18 12:56:31,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 12:56:31,293 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:56:31,293 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:56:31,293 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:56:31,293 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:56:31,294 INFO L82 PathProgramCache]: Analyzing trace with hash -818839691, now seen corresponding path program 1 times [2018-11-18 12:56:31,294 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:56:31,294 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:56:31,294 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:56:31,295 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:56:31,295 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:56:31,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:56:31,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:56:31,392 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:56:31,393 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 12:56:31,393 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 12:56:31,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 12:56:31,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 12:56:31,394 INFO L87 Difference]: Start difference. First operand 96 states and 110 transitions. Second operand 7 states. [2018-11-18 12:56:31,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:56:31,643 INFO L93 Difference]: Finished difference Result 168 states and 197 transitions. [2018-11-18 12:56:31,643 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 12:56:31,643 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2018-11-18 12:56:31,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:56:31,644 INFO L225 Difference]: With dead ends: 168 [2018-11-18 12:56:31,644 INFO L226 Difference]: Without dead ends: 96 [2018-11-18 12:56:31,645 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-18 12:56:31,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2018-11-18 12:56:31,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2018-11-18 12:56:31,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2018-11-18 12:56:31,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 109 transitions. [2018-11-18 12:56:31,653 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 109 transitions. Word has length 52 [2018-11-18 12:56:31,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:56:31,653 INFO L480 AbstractCegarLoop]: Abstraction has 96 states and 109 transitions. [2018-11-18 12:56:31,653 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 12:56:31,653 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 109 transitions. [2018-11-18 12:56:31,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-18 12:56:31,654 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:56:31,655 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:56:31,655 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:56:31,655 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:56:31,655 INFO L82 PathProgramCache]: Analyzing trace with hash 1260315388, now seen corresponding path program 1 times [2018-11-18 12:56:31,655 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:56:31,655 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:56:31,656 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:56:31,656 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:56:31,656 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:56:31,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:56:31,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:56:31,793 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:56:31,793 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-18 12:56:31,794 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-18 12:56:31,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-18 12:56:31,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2018-11-18 12:56:31,794 INFO L87 Difference]: Start difference. First operand 96 states and 109 transitions. Second operand 10 states. [2018-11-18 12:56:32,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:56:32,152 INFO L93 Difference]: Finished difference Result 292 states and 357 transitions. [2018-11-18 12:56:32,152 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-18 12:56:32,152 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 60 [2018-11-18 12:56:32,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:56:32,155 INFO L225 Difference]: With dead ends: 292 [2018-11-18 12:56:32,155 INFO L226 Difference]: Without dead ends: 220 [2018-11-18 12:56:32,156 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2018-11-18 12:56:32,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2018-11-18 12:56:32,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 216. [2018-11-18 12:56:32,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2018-11-18 12:56:32,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 255 transitions. [2018-11-18 12:56:32,178 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 255 transitions. Word has length 60 [2018-11-18 12:56:32,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:56:32,179 INFO L480 AbstractCegarLoop]: Abstraction has 216 states and 255 transitions. [2018-11-18 12:56:32,179 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-18 12:56:32,179 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 255 transitions. [2018-11-18 12:56:32,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-18 12:56:32,181 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:56:32,181 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:56:32,181 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:56:32,181 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:56:32,182 INFO L82 PathProgramCache]: Analyzing trace with hash -1472512702, now seen corresponding path program 1 times [2018-11-18 12:56:32,182 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:56:32,182 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:56:32,182 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:56:32,183 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:56:32,183 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:56:32,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:56:32,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:56:32,240 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:56:32,240 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 12:56:32,240 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 12:56:32,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 12:56:32,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:56:32,241 INFO L87 Difference]: Start difference. First operand 216 states and 255 transitions. Second operand 3 states. [2018-11-18 12:56:32,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:56:32,270 INFO L93 Difference]: Finished difference Result 344 states and 415 transitions. [2018-11-18 12:56:32,270 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 12:56:32,270 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2018-11-18 12:56:32,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:56:32,271 INFO L225 Difference]: With dead ends: 344 [2018-11-18 12:56:32,272 INFO L226 Difference]: Without dead ends: 152 [2018-11-18 12:56:32,272 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 1 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 12:56:32,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2018-11-18 12:56:32,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2018-11-18 12:56:32,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2018-11-18 12:56:32,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 170 transitions. [2018-11-18 12:56:32,283 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 170 transitions. Word has length 64 [2018-11-18 12:56:32,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:56:32,283 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 170 transitions. [2018-11-18 12:56:32,283 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 12:56:32,284 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 170 transitions. [2018-11-18 12:56:32,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 12:56:32,285 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:56:32,285 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-18 12:56:32,285 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:56:32,286 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:56:32,286 INFO L82 PathProgramCache]: Analyzing trace with hash -1610280917, now seen corresponding path program 1 times [2018-11-18 12:56:32,286 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 12:56:32,286 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 12:56:32,286 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:56:32,287 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:56:32,287 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:56:32,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:56:32,372 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 12:56:32,372 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:56:32,372 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_44952ee3-bf13-4956-943c-391863be73ec/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 12:56:32,390 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:56:32,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:56:32,460 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:56:32,538 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 29 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 12:56:32,554 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 12:56:32,554 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2018-11-18 12:56:32,554 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-18 12:56:32,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-18 12:56:32,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2018-11-18 12:56:32,555 INFO L87 Difference]: Start difference. First operand 152 states and 170 transitions. Second operand 12 states. [2018-11-18 12:56:32,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:56:32,957 INFO L93 Difference]: Finished difference Result 195 states and 219 transitions. [2018-11-18 12:56:32,958 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 12:56:32,958 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 100 [2018-11-18 12:56:32,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:56:32,958 INFO L225 Difference]: With dead ends: 195 [2018-11-18 12:56:32,958 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 12:56:32,959 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2018-11-18 12:56:32,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 12:56:32,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 12:56:32,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 12:56:32,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 12:56:32,960 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 100 [2018-11-18 12:56:32,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:56:32,960 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 12:56:32,960 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-18 12:56:32,960 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 12:56:32,960 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 12:56:32,962 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 12:56:33,616 INFO L425 ceAbstractionStarter]: For program point L607(line 607) no Hoare annotation was computed. [2018-11-18 12:56:33,616 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 627) no Hoare annotation was computed. [2018-11-18 12:56:33,616 INFO L425 ceAbstractionStarter]: For program point L606-3(lines 606 627) no Hoare annotation was computed. [2018-11-18 12:56:33,616 INFO L425 ceAbstractionStarter]: For program point L628(lines 605 629) no Hoare annotation was computed. [2018-11-18 12:56:33,616 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 581 636) no Hoare annotation was computed. [2018-11-18 12:56:33,616 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 581 636) no Hoare annotation was computed. [2018-11-18 12:56:33,616 INFO L425 ceAbstractionStarter]: For program point L612(lines 612 616) no Hoare annotation was computed. [2018-11-18 12:56:33,617 INFO L425 ceAbstractionStarter]: For program point L612-1(lines 612 616) no Hoare annotation was computed. [2018-11-18 12:56:33,617 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 581 636) no Hoare annotation was computed. [2018-11-18 12:56:33,617 INFO L425 ceAbstractionStarter]: For program point L669(lines 669 673) no Hoare annotation was computed. [2018-11-18 12:56:33,617 INFO L425 ceAbstractionStarter]: For program point L669-1(lines 669 673) no Hoare annotation was computed. [2018-11-18 12:56:33,617 INFO L425 ceAbstractionStarter]: For program point L663-1(lines 663 688) no Hoare annotation was computed. [2018-11-18 12:56:33,617 INFO L425 ceAbstractionStarter]: For program point L663-3(lines 663 688) no Hoare annotation was computed. [2018-11-18 12:56:33,617 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 637 696) no Hoare annotation was computed. [2018-11-18 12:56:33,617 INFO L425 ceAbstractionStarter]: For program point L682(line 682) no Hoare annotation was computed. [2018-11-18 12:56:33,617 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 637 696) no Hoare annotation was computed. [2018-11-18 12:56:33,617 INFO L425 ceAbstractionStarter]: For program point L682-1(line 682) no Hoare annotation was computed. [2018-11-18 12:56:33,617 INFO L425 ceAbstractionStarter]: For program point L664(line 664) no Hoare annotation was computed. [2018-11-18 12:56:33,617 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 637 696) no Hoare annotation was computed. [2018-11-18 12:56:33,617 INFO L425 ceAbstractionStarter]: For program point L689(lines 662 690) no Hoare annotation was computed. [2018-11-18 12:56:33,617 INFO L428 ceAbstractionStarter]: At program point select_helpersFINAL(lines 200 206) the Hoare annotation is: true [2018-11-18 12:56:33,617 INFO L425 ceAbstractionStarter]: For program point select_helpersEXIT(lines 200 206) no Hoare annotation was computed. [2018-11-18 12:56:33,617 INFO L425 ceAbstractionStarter]: For program point valid_productEXIT(lines 207 215) no Hoare annotation was computed. [2018-11-18 12:56:33,617 INFO L428 ceAbstractionStarter]: At program point valid_productENTRY(lines 207 215) the Hoare annotation is: true [2018-11-18 12:56:33,617 INFO L425 ceAbstractionStarter]: For program point valid_productFINAL(lines 207 215) no Hoare annotation was computed. [2018-11-18 12:56:33,617 INFO L428 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 43 67) the Hoare annotation is: true [2018-11-18 12:56:33,618 INFO L421 ceAbstractionStarter]: At program point L57(line 57) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 12:56:33,618 INFO L425 ceAbstractionStarter]: For program point L55(lines 55 61) no Hoare annotation was computed. [2018-11-18 12:56:33,618 INFO L421 ceAbstractionStarter]: At program point L53(line 53) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 12:56:33,618 INFO L425 ceAbstractionStarter]: For program point L53-1(line 53) no Hoare annotation was computed. [2018-11-18 12:56:33,618 INFO L425 ceAbstractionStarter]: For program point L51(lines 51 64) no Hoare annotation was computed. [2018-11-18 12:56:33,618 INFO L425 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 43 67) no Hoare annotation was computed. [2018-11-18 12:56:33,618 INFO L425 ceAbstractionStarter]: For program point L51-1(lines 43 67) no Hoare annotation was computed. [2018-11-18 12:56:33,618 INFO L428 ceAbstractionStarter]: At program point L49(line 49) the Hoare annotation is: true [2018-11-18 12:56:33,618 INFO L425 ceAbstractionStarter]: For program point L49-1(line 49) no Hoare annotation was computed. [2018-11-18 12:56:33,618 INFO L421 ceAbstractionStarter]: At program point L161(line 161) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= main_~tmp~1 ~systemActive~0) (= 0 ~pumpRunning~0) (= ~waterLevel~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 12:56:33,619 INFO L421 ceAbstractionStarter]: At program point L161-1(line 161) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= main_~tmp~1 ~systemActive~0) (= 0 ~pumpRunning~0) (= ~waterLevel~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 12:56:33,619 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 166) no Hoare annotation was computed. [2018-11-18 12:56:33,619 INFO L425 ceAbstractionStarter]: For program point L159-1(lines 159 166) no Hoare annotation was computed. [2018-11-18 12:56:33,619 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 149 171) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 12:56:33,619 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-18 12:56:33,619 INFO L421 ceAbstractionStarter]: At program point L156(line 156) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 12:56:33,619 INFO L421 ceAbstractionStarter]: At program point L155(line 155) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 12:56:33,619 INFO L421 ceAbstractionStarter]: At program point L155-1(line 155) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 12:56:33,619 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 149 171) no Hoare annotation was computed. [2018-11-18 12:56:33,619 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 149 171) no Hoare annotation was computed. [2018-11-18 12:56:33,619 INFO L425 ceAbstractionStarter]: For program point Specification2EXIT(lines 104 127) no Hoare annotation was computed. [2018-11-18 12:56:33,619 INFO L425 ceAbstractionStarter]: For program point Specification2ENTRY(lines 104 127) no Hoare annotation was computed. [2018-11-18 12:56:33,619 INFO L425 ceAbstractionStarter]: For program point Specification2FINAL(lines 104 127) no Hoare annotation was computed. [2018-11-18 12:56:33,619 INFO L425 ceAbstractionStarter]: For program point L122(line 122) no Hoare annotation was computed. [2018-11-18 12:56:33,619 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-18 12:56:33,619 INFO L425 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-11-18 12:56:33,620 INFO L425 ceAbstractionStarter]: For program point L119(line 119) no Hoare annotation was computed. [2018-11-18 12:56:33,620 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-18 12:56:33,620 INFO L425 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-11-18 12:56:33,620 INFO L425 ceAbstractionStarter]: For program point L116(line 116) no Hoare annotation was computed. [2018-11-18 12:56:33,620 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-18 12:56:33,620 INFO L425 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-11-18 12:56:33,620 INFO L425 ceAbstractionStarter]: For program point L113(line 113) no Hoare annotation was computed. [2018-11-18 12:56:33,620 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-18 12:56:33,620 INFO L425 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-11-18 12:56:33,620 INFO L425 ceAbstractionStarter]: For program point L110(line 110) no Hoare annotation was computed. [2018-11-18 12:56:33,620 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-18 12:56:33,620 INFO L425 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 375 383) no Hoare annotation was computed. [2018-11-18 12:56:33,620 INFO L428 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 375 383) the Hoare annotation is: true [2018-11-18 12:56:33,621 INFO L425 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 375 383) no Hoare annotation was computed. [2018-11-18 12:56:33,621 INFO L425 ceAbstractionStarter]: For program point L429(lines 429 433) no Hoare annotation was computed. [2018-11-18 12:56:33,621 INFO L428 ceAbstractionStarter]: At program point L427(line 427) the Hoare annotation is: true [2018-11-18 12:56:33,621 INFO L425 ceAbstractionStarter]: For program point L429-2(lines 429 433) no Hoare annotation was computed. [2018-11-18 12:56:33,621 INFO L425 ceAbstractionStarter]: For program point L427-1(line 427) no Hoare annotation was computed. [2018-11-18 12:56:33,621 INFO L428 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 420 438) the Hoare annotation is: true [2018-11-18 12:56:33,621 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 420 438) no Hoare annotation was computed. [2018-11-18 12:56:33,621 INFO L425 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 420 438) no Hoare annotation was computed. [2018-11-18 12:56:33,621 INFO L425 ceAbstractionStarter]: For program point L414(line 414) no Hoare annotation was computed. [2018-11-18 12:56:33,621 INFO L425 ceAbstractionStarter]: For program point L414-1(line 414) no Hoare annotation was computed. [2018-11-18 12:56:33,621 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 411) no Hoare annotation was computed. [2018-11-18 12:56:33,622 INFO L425 ceAbstractionStarter]: For program point L403-2(lines 403 411) no Hoare annotation was computed. [2018-11-18 12:56:33,622 INFO L425 ceAbstractionStarter]: For program point printPumpFINAL(lines 384 419) no Hoare annotation was computed. [2018-11-18 12:56:33,622 INFO L425 ceAbstractionStarter]: For program point L391(lines 391 399) no Hoare annotation was computed. [2018-11-18 12:56:33,622 INFO L425 ceAbstractionStarter]: For program point printPumpENTRY(lines 384 419) no Hoare annotation was computed. [2018-11-18 12:56:33,622 INFO L425 ceAbstractionStarter]: For program point L391-2(lines 391 399) no Hoare annotation was computed. [2018-11-18 12:56:33,622 INFO L425 ceAbstractionStarter]: For program point printPumpEXIT(lines 384 419) no Hoare annotation was computed. [2018-11-18 12:56:33,622 INFO L425 ceAbstractionStarter]: For program point select_featuresEXIT(lines 193 199) no Hoare annotation was computed. [2018-11-18 12:56:33,622 INFO L428 ceAbstractionStarter]: At program point select_featuresFINAL(lines 193 199) the Hoare annotation is: true [2018-11-18 12:56:33,622 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 535 580) no Hoare annotation was computed. [2018-11-18 12:56:33,622 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 535 580) no Hoare annotation was computed. [2018-11-18 12:56:33,622 INFO L425 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 535 580) no Hoare annotation was computed. [2018-11-18 12:56:33,622 INFO L425 ceAbstractionStarter]: For program point L862(lines 862 882) no Hoare annotation was computed. [2018-11-18 12:56:33,622 INFO L425 ceAbstractionStarter]: For program point L862-1(lines 862 882) no Hoare annotation was computed. [2018-11-18 12:56:33,623 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 848 893) no Hoare annotation was computed. [2018-11-18 12:56:33,623 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 848 893) no Hoare annotation was computed. [2018-11-18 12:56:33,623 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 848 893) no Hoare annotation was computed. [2018-11-18 12:56:33,623 INFO L425 ceAbstractionStarter]: For program point L868(lines 868 875) no Hoare annotation was computed. [2018-11-18 12:56:33,623 INFO L421 ceAbstractionStarter]: At program point runTestENTRY(lines 136 145) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 12:56:33,623 INFO L425 ceAbstractionStarter]: For program point runTestEXIT(lines 136 145) no Hoare annotation was computed. [2018-11-18 12:56:33,623 INFO L425 ceAbstractionStarter]: For program point runTestFINAL(lines 136 145) no Hoare annotation was computed. [2018-11-18 12:56:33,623 INFO L425 ceAbstractionStarter]: For program point L369(line 369) no Hoare annotation was computed. [2018-11-18 12:56:33,623 INFO L425 ceAbstractionStarter]: For program point L369-1(line 369) no Hoare annotation was computed. [2018-11-18 12:56:33,623 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 364 374) no Hoare annotation was computed. [2018-11-18 12:56:33,623 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 364 374) no Hoare annotation was computed. [2018-11-18 12:56:33,623 INFO L425 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 364 374) no Hoare annotation was computed. [2018-11-18 12:56:33,623 INFO L428 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 356 363) the Hoare annotation is: true [2018-11-18 12:56:33,623 INFO L425 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 356 363) no Hoare annotation was computed. [2018-11-18 12:56:33,623 INFO L425 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 356 363) no Hoare annotation was computed. [2018-11-18 12:56:33,623 INFO L425 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 323 347) no Hoare annotation was computed. [2018-11-18 12:56:33,624 INFO L421 ceAbstractionStarter]: At program point L342(line 342) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2) (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))))) [2018-11-18 12:56:33,624 INFO L425 ceAbstractionStarter]: For program point L342-1(lines 323 347) no Hoare annotation was computed. [2018-11-18 12:56:33,624 INFO L421 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 323 347) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (< ~waterLevel~0 2) .cse2) (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))))) [2018-11-18 12:56:33,624 INFO L421 ceAbstractionStarter]: At program point L337(line 337) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 12:56:33,624 INFO L421 ceAbstractionStarter]: At program point L333(line 333) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 12:56:33,624 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 339) no Hoare annotation was computed. [2018-11-18 12:56:33,624 INFO L421 ceAbstractionStarter]: At program point L329(line 329) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< ~waterLevel~0 2) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2018-11-18 12:56:33,624 INFO L425 ceAbstractionStarter]: For program point L329-1(line 329) no Hoare annotation was computed. [2018-11-18 12:56:33,624 INFO L425 ceAbstractionStarter]: For program point L327(lines 327 344) no Hoare annotation was computed. [2018-11-18 12:56:33,624 INFO L425 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 315 321) no Hoare annotation was computed. [2018-11-18 12:56:33,624 INFO L428 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 315 321) the Hoare annotation is: true [2018-11-18 12:56:33,624 INFO L421 ceAbstractionStarter]: At program point testENTRY(lines 217 280) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 12:56:33,624 INFO L425 ceAbstractionStarter]: For program point testFINAL(lines 217 280) no Hoare annotation was computed. [2018-11-18 12:56:33,624 INFO L421 ceAbstractionStarter]: At program point L273(lines 226 274) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 12:56:33,624 INFO L425 ceAbstractionStarter]: For program point L263(lines 263 267) no Hoare annotation was computed. [2018-11-18 12:56:33,624 INFO L421 ceAbstractionStarter]: At program point L263-2(lines 257 268) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 12:56:33,624 INFO L425 ceAbstractionStarter]: For program point L228(lines 227 272) no Hoare annotation was computed. [2018-11-18 12:56:33,624 INFO L425 ceAbstractionStarter]: For program point L257(lines 257 268) no Hoare annotation was computed. [2018-11-18 12:56:33,624 INFO L421 ceAbstractionStarter]: At program point L249(line 249) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 12:56:33,625 INFO L425 ceAbstractionStarter]: For program point L247(lines 247 253) no Hoare annotation was computed. [2018-11-18 12:56:33,625 INFO L425 ceAbstractionStarter]: For program point L247-1(lines 247 253) no Hoare annotation was computed. [2018-11-18 12:56:33,625 INFO L421 ceAbstractionStarter]: At program point L239(line 239) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 12:56:33,625 INFO L421 ceAbstractionStarter]: At program point L270(lines 227 272) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= |old(~waterLevel~0)| ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-18 12:56:33,625 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 243) no Hoare annotation was computed. [2018-11-18 12:56:33,625 INFO L425 ceAbstractionStarter]: For program point L237-1(lines 237 243) no Hoare annotation was computed. [2018-11-18 12:56:33,625 INFO L425 ceAbstractionStarter]: For program point L229(lines 229 233) no Hoare annotation was computed. [2018-11-18 12:56:33,625 INFO L425 ceAbstractionStarter]: For program point testEXIT(lines 217 280) no Hoare annotation was computed. [2018-11-18 12:56:33,625 INFO L425 ceAbstractionStarter]: For program point L227-1(lines 227 272) no Hoare annotation was computed. [2018-11-18 12:56:33,625 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 802 847) no Hoare annotation was computed. [2018-11-18 12:56:33,625 INFO L425 ceAbstractionStarter]: For program point L822(lines 822 829) no Hoare annotation was computed. [2018-11-18 12:56:33,625 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 802 847) no Hoare annotation was computed. [2018-11-18 12:56:33,625 INFO L425 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 802 847) no Hoare annotation was computed. [2018-11-18 12:56:33,625 INFO L425 ceAbstractionStarter]: For program point L816(lines 816 836) no Hoare annotation was computed. [2018-11-18 12:56:33,625 INFO L425 ceAbstractionStarter]: For program point L816-1(lines 816 836) no Hoare annotation was computed. [2018-11-18 12:56:33,625 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 519 527) no Hoare annotation was computed. [2018-11-18 12:56:33,625 INFO L428 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 519 527) the Hoare annotation is: true [2018-11-18 12:56:33,625 INFO L425 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 519 527) no Hoare annotation was computed. [2018-11-18 12:56:33,625 INFO L425 ceAbstractionStarter]: For program point L495(lines 495 503) no Hoare annotation was computed. [2018-11-18 12:56:33,625 INFO L425 ceAbstractionStarter]: For program point L495-2(lines 495 503) no Hoare annotation was computed. [2018-11-18 12:56:33,625 INFO L425 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 487 509) no Hoare annotation was computed. [2018-11-18 12:56:33,625 INFO L425 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 487 509) no Hoare annotation was computed. [2018-11-18 12:56:33,625 INFO L425 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 487 509) no Hoare annotation was computed. [2018-11-18 12:56:33,626 INFO L425 ceAbstractionStarter]: For program point select_oneENTRY(lines 183 192) no Hoare annotation was computed. [2018-11-18 12:56:33,626 INFO L425 ceAbstractionStarter]: For program point select_oneFINAL(lines 183 192) no Hoare annotation was computed. [2018-11-18 12:56:33,626 INFO L425 ceAbstractionStarter]: For program point select_oneEXIT(lines 183 192) no Hoare annotation was computed. [2018-11-18 12:56:33,626 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 699 801) no Hoare annotation was computed. [2018-11-18 12:56:33,626 INFO L425 ceAbstractionStarter]: For program point L764(line 764) no Hoare annotation was computed. [2018-11-18 12:56:33,626 INFO L425 ceAbstractionStarter]: For program point L764-1(line 764) no Hoare annotation was computed. [2018-11-18 12:56:33,626 INFO L425 ceAbstractionStarter]: For program point L723(lines 723 727) no Hoare annotation was computed. [2018-11-18 12:56:33,626 INFO L425 ceAbstractionStarter]: For program point L787(lines 787 798) no Hoare annotation was computed. [2018-11-18 12:56:33,626 INFO L425 ceAbstractionStarter]: For program point L750(lines 750 754) no Hoare annotation was computed. [2018-11-18 12:56:33,626 INFO L425 ceAbstractionStarter]: For program point L748-1(lines 748 768) no Hoare annotation was computed. [2018-11-18 12:56:33,626 INFO L425 ceAbstractionStarter]: For program point L748-3(lines 748 768) no Hoare annotation was computed. [2018-11-18 12:56:33,626 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 699 801) no Hoare annotation was computed. [2018-11-18 12:56:33,626 INFO L425 ceAbstractionStarter]: For program point L769(lines 747 770) no Hoare annotation was computed. [2018-11-18 12:56:33,627 INFO L425 ceAbstractionStarter]: For program point L728(lines 728 744) no Hoare annotation was computed. [2018-11-18 12:56:33,627 INFO L425 ceAbstractionStarter]: For program point L788(lines 788 795) no Hoare annotation was computed. [2018-11-18 12:56:33,627 INFO L425 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 699 801) no Hoare annotation was computed. [2018-11-18 12:56:33,627 INFO L425 ceAbstractionStarter]: For program point L749(lines 748 768) no Hoare annotation was computed. [2018-11-18 12:56:33,627 INFO L425 ceAbstractionStarter]: For program point L780(line 780) no Hoare annotation was computed. [2018-11-18 12:56:33,627 INFO L425 ceAbstractionStarter]: For program point L780-1(line 780) no Hoare annotation was computed. [2018-11-18 12:56:33,627 INFO L425 ceAbstractionStarter]: For program point L745(lines 745 786) no Hoare annotation was computed. [2018-11-18 12:56:33,627 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 12:56:33,627 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 12:56:33,627 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 12:56:33,627 INFO L425 ceAbstractionStarter]: For program point activatePumpFINAL(lines 348 355) no Hoare annotation was computed. [2018-11-18 12:56:33,627 INFO L425 ceAbstractionStarter]: For program point activatePumpEXIT(lines 348 355) no Hoare annotation was computed. [2018-11-18 12:56:33,627 INFO L425 ceAbstractionStarter]: For program point activatePumpENTRY(lines 348 355) no Hoare annotation was computed. [2018-11-18 12:56:33,627 INFO L428 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 510 518) the Hoare annotation is: true [2018-11-18 12:56:33,627 INFO L425 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 510 518) no Hoare annotation was computed. [2018-11-18 12:56:33,627 INFO L425 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 510 518) no Hoare annotation was computed. [2018-11-18 12:56:33,627 INFO L428 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 466 477) the Hoare annotation is: true [2018-11-18 12:56:33,628 INFO L425 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 466 477) no Hoare annotation was computed. [2018-11-18 12:56:33,628 INFO L425 ceAbstractionStarter]: For program point L470-1(lines 466 477) no Hoare annotation was computed. [2018-11-18 12:56:33,628 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2018-11-18 12:56:33,628 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2018-11-18 12:56:33,628 INFO L425 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2018-11-18 12:56:33,628 INFO L421 ceAbstractionStarter]: At program point L304(line 304) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and .cse1 (<= |old(~waterLevel~0)| ~waterLevel~0)) (< |old(~waterLevel~0)| 2) .cse2) (or .cse0 (and .cse1 (= ~waterLevel~0 1)) .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 12:56:33,628 INFO L421 ceAbstractionStarter]: At program point timeShiftENTRY(lines 291 314) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and .cse1 (<= |old(~waterLevel~0)| ~waterLevel~0)) (< |old(~waterLevel~0)| 2) .cse2) (or .cse0 (and .cse1 (= ~waterLevel~0 1)) .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 12:56:33,628 INFO L421 ceAbstractionStarter]: At program point L302(lines 302 308) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~pumpRunning~0)) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and .cse1 (<= |old(~waterLevel~0)| ~waterLevel~0)) (< |old(~waterLevel~0)| 2) .cse2) (or .cse0 (and .cse1 (= ~waterLevel~0 1)) .cse2 (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 12:56:33,628 INFO L425 ceAbstractionStarter]: For program point timeShiftEXIT(lines 291 314) no Hoare annotation was computed. [2018-11-18 12:56:33,628 INFO L421 ceAbstractionStarter]: At program point L297(line 297) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (< |old(~waterLevel~0)| 2) .cse1) (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 12:56:33,628 INFO L425 ceAbstractionStarter]: For program point L295(lines 294 313) no Hoare annotation was computed. [2018-11-18 12:56:33,628 INFO L425 ceAbstractionStarter]: For program point timeShiftFINAL(lines 291 314) no Hoare annotation was computed. [2018-11-18 12:56:33,628 INFO L425 ceAbstractionStarter]: For program point cleanupEXIT(lines 71 100) no Hoare annotation was computed. [2018-11-18 12:56:33,628 INFO L425 ceAbstractionStarter]: For program point L85(lines 85 89) no Hoare annotation was computed. [2018-11-18 12:56:33,628 INFO L428 ceAbstractionStarter]: At program point L85-1(lines 85 89) the Hoare annotation is: true [2018-11-18 12:56:33,628 INFO L425 ceAbstractionStarter]: For program point L81-1(lines 81 95) no Hoare annotation was computed. [2018-11-18 12:56:33,628 INFO L428 ceAbstractionStarter]: At program point L81-3(lines 81 95) the Hoare annotation is: true [2018-11-18 12:56:33,628 INFO L428 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: true [2018-11-18 12:56:33,628 INFO L425 ceAbstractionStarter]: For program point L77-1(line 77) no Hoare annotation was computed. [2018-11-18 12:56:33,629 INFO L428 ceAbstractionStarter]: At program point L96(lines 71 100) the Hoare annotation is: true [2018-11-18 12:56:33,629 INFO L428 ceAbstractionStarter]: At program point cleanupENTRY(lines 71 100) the Hoare annotation is: true [2018-11-18 12:56:33,629 INFO L425 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2018-11-18 12:56:33,629 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-18 12:56:33,629 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 478 486) no Hoare annotation was computed. [2018-11-18 12:56:33,629 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 478 486) no Hoare annotation was computed. [2018-11-18 12:56:33,629 INFO L425 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 478 486) no Hoare annotation was computed. [2018-11-18 12:56:33,629 INFO L428 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 442 453) the Hoare annotation is: true [2018-11-18 12:56:33,629 INFO L425 ceAbstractionStarter]: For program point L446-1(lines 442 453) no Hoare annotation was computed. [2018-11-18 12:56:33,629 INFO L425 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 442 453) no Hoare annotation was computed. [2018-11-18 12:56:33,629 INFO L425 ceAbstractionStarter]: For program point setupEXIT(lines 128 134) no Hoare annotation was computed. [2018-11-18 12:56:33,629 INFO L428 ceAbstractionStarter]: At program point setupFINAL(lines 128 134) the Hoare annotation is: true [2018-11-18 12:56:33,629 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 12:56:33,630 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= ~waterLevel~0 1) (= ~systemActive~0 1)) [2018-11-18 12:56:33,630 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 12:56:33,630 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 12:56:33,630 INFO L425 ceAbstractionStarter]: For program point waterRiseEXIT(lines 454 465) no Hoare annotation was computed. [2018-11-18 12:56:33,630 INFO L425 ceAbstractionStarter]: For program point L458-1(lines 454 465) no Hoare annotation was computed. [2018-11-18 12:56:33,630 INFO L421 ceAbstractionStarter]: At program point waterRiseENTRY(lines 454 465) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (<= |old(~waterLevel~0)| ~waterLevel~0) .cse1 (< |old(~waterLevel~0)| 2)) (or .cse0 (= ~waterLevel~0 1) .cse1 (not (= |old(~waterLevel~0)| 1))))) [2018-11-18 12:56:33,630 INFO L425 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 173 180) no Hoare annotation was computed. [2018-11-18 12:56:33,630 INFO L428 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 173 180) the Hoare annotation is: true [2018-11-18 12:56:33,630 INFO L425 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 177) no Hoare annotation was computed. [2018-11-18 12:56:33,630 INFO L425 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 173 180) no Hoare annotation was computed. [2018-11-18 12:56:33,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 12:56:33 BoogieIcfgContainer [2018-11-18 12:56:33,639 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 12:56:33,640 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 12:56:33,640 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 12:56:33,640 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 12:56:33,640 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:56:30" (3/4) ... [2018-11-18 12:56:33,643 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 12:56:33,648 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_free [2018-11-18 12:56:33,648 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_reset [2018-11-18 12:56:33,648 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-18 12:56:33,648 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-18 12:56:33,648 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification4_spec__1 [2018-11-18 12:56:33,648 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 12:56:33,648 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure Specification2 [2018-11-18 12:56:33,648 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-18 12:56:33,648 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-18 12:56:33,649 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printPump [2018-11-18 12:56:33,649 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-18 12:56:33,649 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__exception__cf_handler_set [2018-11-18 12:56:33,649 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-18 12:56:33,649 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_argtype [2018-11-18 12:56:33,649 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-18 12:56:33,649 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-18 12:56:33,649 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-18 12:56:33,649 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-18 12:56:33,649 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-18 12:56:33,649 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__get_this_arg [2018-11-18 12:56:33,649 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-18 12:56:33,649 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 12:56:33,649 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure select_one [2018-11-18 12:56:33,649 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure printEnvironment [2018-11-18 12:56:33,650 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac__error_stack_mgt [2018-11-18 12:56:33,650 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-18 12:56:33,650 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~X~int~TO~int [2018-11-18 12:56:33,650 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-18 12:56:33,650 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-18 12:56:33,650 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-18 12:56:33,650 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-18 12:56:33,650 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-18 12:56:33,650 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-18 12:56:33,650 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-18 12:56:33,651 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-18 12:56:33,651 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-18 12:56:33,656 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2018-11-18 12:56:33,656 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2018-11-18 12:56:33,657 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-18 12:56:33,679 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && \old(waterLevel) <= waterLevel) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) [2018-11-18 12:56:33,679 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) [2018-11-18 12:56:33,715 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_44952ee3-bf13-4956-943c-391863be73ec/bin-2019/uautomizer/witness.graphml [2018-11-18 12:56:33,715 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 12:56:33,716 INFO L168 Benchmark]: Toolchain (without parser) took 3928.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 187.7 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -108.3 MB). Peak memory consumption was 79.4 MB. Max. memory is 11.5 GB. [2018-11-18 12:56:33,717 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:56:33,717 INFO L168 Benchmark]: CACSL2BoogieTranslator took 350.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -165.9 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-11-18 12:56:33,717 INFO L168 Benchmark]: Boogie Preprocessor took 59.63 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 12:56:33,717 INFO L168 Benchmark]: RCFGBuilder took 621.23 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: 85.3 MB). Peak memory consumption was 85.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:56:33,718 INFO L168 Benchmark]: TraceAbstraction took 2818.31 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 56.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -42.9 MB). Peak memory consumption was 175.4 MB. Max. memory is 11.5 GB. [2018-11-18 12:56:33,718 INFO L168 Benchmark]: Witness Printer took 75.52 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: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. [2018-11-18 12:56:33,719 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 350.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -165.9 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 59.63 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 621.23 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: 85.3 MB). Peak memory consumption was 85.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2818.31 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 56.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -42.9 MB). Peak memory consumption was 175.4 MB. Max. memory is 11.5 GB. * Witness Printer took 75.52 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: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 177]: 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: 71]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 81]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 227]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && \old(waterLevel) <= waterLevel) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 219 locations, 1 error locations. SAFE Result, 2.7s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 1.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 641 SDtfs, 489 SDslu, 1308 SDs, 0 SdLazy, 760 SolverSat, 142 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 168 GetRequests, 125 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=216occurred in iteration=4, 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: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 279 PreInvPairs, 292 NumberOfFragments, 694 HoareAnnotationTreeSize, 279 FomulaSimplifications, 21 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 49 FomulaSimplificationsInter, 1053 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 470 NumberOfCodeBlocks, 470 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 463 ConstructedInterpolants, 0 QuantifiedInterpolants, 69357 SizeOfPredicates, 3 NumberOfNonLiveVariables, 639 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 58/64 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...