java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product38.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 03:19:56,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 03:19:56,340 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 03:19:56,360 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 03:19:56,361 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 03:19:56,363 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 03:19:56,365 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 03:19:56,375 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 03:19:56,380 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 03:19:56,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 03:19:56,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 03:19:56,385 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 03:19:56,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 03:19:56,387 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 03:19:56,390 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 03:19:56,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 03:19:56,394 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 03:19:56,396 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 03:19:56,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 03:19:56,402 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 03:19:56,406 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 03:19:56,409 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 03:19:56,412 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 03:19:56,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 03:19:56,415 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 03:19:56,415 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 03:19:56,415 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 03:19:56,417 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 03:19:56,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 03:19:56,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 03:19:56,420 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 03:19:56,421 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 03:19:56,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 03:19:56,422 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 03:19:56,424 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 03:19:56,424 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 03:19:56,425 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 03:19:56,425 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 03:19:56,426 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 03:19:56,427 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 03:19:56,428 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 03:19:56,429 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 03:19:56,462 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 03:19:56,465 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 03:19:56,466 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 03:19:56,467 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 03:19:56,467 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 03:19:56,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 03:19:56,470 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 03:19:56,470 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 03:19:56,470 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 03:19:56,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 03:19:56,470 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 03:19:56,471 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 03:19:56,471 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 03:19:56,471 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 03:19:56,471 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 03:19:56,471 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 03:19:56,472 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 03:19:56,472 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 03:19:56,472 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 03:19:56,472 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 03:19:56,472 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 03:19:56,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 03:19:56,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 03:19:56,473 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 03:19:56,477 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 03:19:56,477 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 03:19:56,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 03:19:56,478 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 03:19:56,478 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 03:19:56,801 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 03:19:56,823 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 03:19:56,827 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 03:19:56,829 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 03:19:56,830 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 03:19:56,831 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product38.cil.c [2019-10-15 03:19:56,907 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48920301c/b093d4cbc5444ff986cce4fd66d6a5d1/FLAG9e8c1850b [2019-10-15 03:19:57,414 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 03:19:57,415 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product38.cil.c [2019-10-15 03:19:57,429 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48920301c/b093d4cbc5444ff986cce4fd66d6a5d1/FLAG9e8c1850b [2019-10-15 03:19:57,776 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48920301c/b093d4cbc5444ff986cce4fd66d6a5d1 [2019-10-15 03:19:57,785 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 03:19:57,787 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 03:19:57,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 03:19:57,789 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 03:19:57,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 03:19:57,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:19:57" (1/1) ... [2019-10-15 03:19:57,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@240d376e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:57, skipping insertion in model container [2019-10-15 03:19:57,797 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:19:57" (1/1) ... [2019-10-15 03:19:57,804 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 03:19:57,867 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 03:19:58,405 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 03:19:58,431 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 03:19:58,525 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 03:19:58,562 INFO L192 MainTranslator]: Completed translation [2019-10-15 03:19:58,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:58 WrapperNode [2019-10-15 03:19:58,563 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 03:19:58,564 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 03:19:58,564 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 03:19:58,564 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 03:19:58,579 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:58" (1/1) ... [2019-10-15 03:19:58,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:58" (1/1) ... [2019-10-15 03:19:58,607 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:58" (1/1) ... [2019-10-15 03:19:58,607 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:58" (1/1) ... [2019-10-15 03:19:58,642 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:58" (1/1) ... [2019-10-15 03:19:58,662 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:58" (1/1) ... [2019-10-15 03:19:58,671 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:58" (1/1) ... [2019-10-15 03:19:58,679 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 03:19:58,680 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 03:19:58,680 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 03:19:58,680 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 03:19:58,681 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:58" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-10-15 03:19:58,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 03:19:58,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 03:19:58,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 03:19:58,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 03:19:58,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-15 03:19:58,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-15 03:19:58,788 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 03:19:58,788 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 03:19:58,789 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 03:19:58,789 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 03:19:58,789 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 03:19:58,790 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 03:19:58,790 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-15 03:19:58,790 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 03:19:58,790 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 03:19:58,790 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 03:19:58,791 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 03:19:58,791 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 03:19:58,791 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 03:19:58,791 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-15 03:19:58,791 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-15 03:19:58,792 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 03:19:58,792 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 03:19:58,792 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 03:19:58,792 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 03:19:58,792 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 03:19:58,793 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 03:19:58,793 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 03:19:58,793 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 03:19:58,793 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 03:19:58,793 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 03:19:58,793 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 03:19:58,794 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 03:19:58,794 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-15 03:19:58,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 03:19:58,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 03:19:58,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 03:19:58,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 03:19:58,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 03:19:58,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 03:19:58,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 03:19:58,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 03:19:58,795 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 03:19:58,795 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 03:19:58,796 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 03:19:58,796 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 03:19:58,796 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-15 03:19:58,796 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-15 03:19:58,796 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 03:19:58,796 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 03:19:58,796 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 03:19:58,797 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 03:19:58,797 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 03:19:58,797 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 03:19:58,797 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-15 03:19:58,797 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 03:19:58,797 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 03:19:58,798 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 03:19:58,798 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 03:19:58,798 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-15 03:19:58,798 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 03:19:58,798 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 03:19:58,798 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-15 03:19:58,799 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-15 03:19:58,799 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 03:19:58,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 03:19:58,799 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 03:19:58,799 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 03:19:58,799 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 03:19:58,800 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 03:19:58,800 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 03:19:58,800 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 03:19:58,800 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 03:19:58,800 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 03:19:58,800 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 03:19:58,800 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 03:19:58,801 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 03:19:58,801 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 03:19:58,801 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 03:19:58,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 03:19:58,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 03:19:58,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 03:19:58,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 03:19:58,802 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 03:19:58,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 03:19:58,802 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 03:19:58,802 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 03:19:58,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 03:19:58,803 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 03:19:58,803 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 03:19:58,803 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 03:19:58,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 03:19:58,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 03:19:58,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 03:20:00,520 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 03:20:00,520 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 03:20:00,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:20:00 BoogieIcfgContainer [2019-10-15 03:20:00,522 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 03:20:00,523 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 03:20:00,523 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 03:20:00,526 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 03:20:00,527 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 03:19:57" (1/3) ... [2019-10-15 03:20:00,528 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@454ed58a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 03:20:00, skipping insertion in model container [2019-10-15 03:20:00,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:19:58" (2/3) ... [2019-10-15 03:20:00,528 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@454ed58a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 03:20:00, skipping insertion in model container [2019-10-15 03:20:00,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:20:00" (3/3) ... [2019-10-15 03:20:00,531 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product38.cil.c [2019-10-15 03:20:00,541 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 03:20:00,550 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 03:20:00,565 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 03:20:00,598 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 03:20:00,598 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 03:20:00,599 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 03:20:00,599 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 03:20:00,599 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 03:20:00,599 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 03:20:00,600 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 03:20:00,600 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 03:20:00,635 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states. [2019-10-15 03:20:00,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-15 03:20:00,652 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:20:00,653 INFO L380 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] [2019-10-15 03:20:00,656 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:20:00,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:20:00,666 INFO L82 PathProgramCache]: Analyzing trace with hash -2018927942, now seen corresponding path program 1 times [2019-10-15 03:20:00,679 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:20:00,680 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243289090] [2019-10-15 03:20:00,680 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:00,680 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:00,680 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:20:00,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:20:01,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:20:01,118 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243289090] [2019-10-15 03:20:01,120 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:20:01,123 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-15 03:20:01,124 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728079358] [2019-10-15 03:20:01,132 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 03:20:01,132 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:20:01,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 03:20:01,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 03:20:01,151 INFO L87 Difference]: Start difference. First operand 145 states. Second operand 2 states. [2019-10-15 03:20:01,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:20:01,224 INFO L93 Difference]: Finished difference Result 220 states and 267 transitions. [2019-10-15 03:20:01,224 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 03:20:01,233 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-15 03:20:01,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:20:01,253 INFO L225 Difference]: With dead ends: 220 [2019-10-15 03:20:01,254 INFO L226 Difference]: Without dead ends: 112 [2019-10-15 03:20:01,264 INFO L600 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 [2019-10-15 03:20:01,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2019-10-15 03:20:01,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2019-10-15 03:20:01,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2019-10-15 03:20:01,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 129 transitions. [2019-10-15 03:20:01,343 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 129 transitions. Word has length 46 [2019-10-15 03:20:01,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:20:01,343 INFO L462 AbstractCegarLoop]: Abstraction has 112 states and 129 transitions. [2019-10-15 03:20:01,343 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 03:20:01,344 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 129 transitions. [2019-10-15 03:20:01,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-15 03:20:01,347 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:20:01,347 INFO L380 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] [2019-10-15 03:20:01,348 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:20:01,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:20:01,348 INFO L82 PathProgramCache]: Analyzing trace with hash 1008968679, now seen corresponding path program 1 times [2019-10-15 03:20:01,348 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:20:01,349 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519864137] [2019-10-15 03:20:01,349 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:01,349 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:01,349 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:20:01,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:20:01,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:20:01,517 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519864137] [2019-10-15 03:20:01,517 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:20:01,517 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 03:20:01,518 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413355129] [2019-10-15 03:20:01,519 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 03:20:01,520 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:20:01,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 03:20:01,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-15 03:20:01,521 INFO L87 Difference]: Start difference. First operand 112 states and 129 transitions. Second operand 7 states. [2019-10-15 03:20:01,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:20:01,935 INFO L93 Difference]: Finished difference Result 199 states and 236 transitions. [2019-10-15 03:20:01,936 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-15 03:20:01,936 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 47 [2019-10-15 03:20:01,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:20:01,938 INFO L225 Difference]: With dead ends: 199 [2019-10-15 03:20:01,938 INFO L226 Difference]: Without dead ends: 112 [2019-10-15 03:20:01,940 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-15 03:20:01,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2019-10-15 03:20:01,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2019-10-15 03:20:01,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2019-10-15 03:20:01,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 128 transitions. [2019-10-15 03:20:01,956 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 128 transitions. Word has length 47 [2019-10-15 03:20:01,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:20:01,957 INFO L462 AbstractCegarLoop]: Abstraction has 112 states and 128 transitions. [2019-10-15 03:20:01,957 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 03:20:01,957 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 128 transitions. [2019-10-15 03:20:01,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-10-15 03:20:01,960 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:20:01,960 INFO L380 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] [2019-10-15 03:20:01,961 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:20:01,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:20:01,961 INFO L82 PathProgramCache]: Analyzing trace with hash 2023443814, now seen corresponding path program 1 times [2019-10-15 03:20:01,961 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:20:01,962 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10520704] [2019-10-15 03:20:01,962 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:01,962 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:01,962 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:20:01,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:20:02,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:20:02,103 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10520704] [2019-10-15 03:20:02,104 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:20:02,104 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-15 03:20:02,104 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641739307] [2019-10-15 03:20:02,105 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-15 03:20:02,105 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:20:02,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-15 03:20:02,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-15 03:20:02,106 INFO L87 Difference]: Start difference. First operand 112 states and 128 transitions. Second operand 5 states. [2019-10-15 03:20:02,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:20:02,648 INFO L93 Difference]: Finished difference Result 317 states and 406 transitions. [2019-10-15 03:20:02,648 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 03:20:02,648 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 63 [2019-10-15 03:20:02,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:20:02,655 INFO L225 Difference]: With dead ends: 317 [2019-10-15 03:20:02,655 INFO L226 Difference]: Without dead ends: 230 [2019-10-15 03:20:02,657 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-15 03:20:02,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2019-10-15 03:20:02,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 199. [2019-10-15 03:20:02,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 199 states. [2019-10-15 03:20:02,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 236 transitions. [2019-10-15 03:20:02,727 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 236 transitions. Word has length 63 [2019-10-15 03:20:02,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:20:02,728 INFO L462 AbstractCegarLoop]: Abstraction has 199 states and 236 transitions. [2019-10-15 03:20:02,728 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-15 03:20:02,728 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 236 transitions. [2019-10-15 03:20:02,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-10-15 03:20:02,738 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:20:02,738 INFO L380 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, 1, 1, 1, 1, 1] [2019-10-15 03:20:02,738 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:20:02,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:20:02,738 INFO L82 PathProgramCache]: Analyzing trace with hash 955009479, now seen corresponding path program 1 times [2019-10-15 03:20:02,739 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:20:02,739 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130239024] [2019-10-15 03:20:02,739 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:02,739 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:02,739 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:20:02,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:20:02,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:20:02,866 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130239024] [2019-10-15 03:20:02,867 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:20:02,867 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 03:20:02,867 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985679709] [2019-10-15 03:20:02,868 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 03:20:02,868 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:20:02,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 03:20:02,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 03:20:02,869 INFO L87 Difference]: Start difference. First operand 199 states and 236 transitions. Second operand 6 states. [2019-10-15 03:20:03,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:20:03,107 INFO L93 Difference]: Finished difference Result 530 states and 663 transitions. [2019-10-15 03:20:03,107 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 03:20:03,107 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 69 [2019-10-15 03:20:03,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:20:03,113 INFO L225 Difference]: With dead ends: 530 [2019-10-15 03:20:03,113 INFO L226 Difference]: Without dead ends: 334 [2019-10-15 03:20:03,114 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-15 03:20:03,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2019-10-15 03:20:03,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 324. [2019-10-15 03:20:03,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 324 states. [2019-10-15 03:20:03,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 374 transitions. [2019-10-15 03:20:03,151 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 374 transitions. Word has length 69 [2019-10-15 03:20:03,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:20:03,151 INFO L462 AbstractCegarLoop]: Abstraction has 324 states and 374 transitions. [2019-10-15 03:20:03,151 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 03:20:03,151 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 374 transitions. [2019-10-15 03:20:03,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-10-15 03:20:03,153 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:20:03,153 INFO L380 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 03:20:03,154 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:20:03,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:20:03,154 INFO L82 PathProgramCache]: Analyzing trace with hash -1157443634, now seen corresponding path program 1 times [2019-10-15 03:20:03,154 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:20:03,155 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363233853] [2019-10-15 03:20:03,155 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:03,155 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:03,155 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:20:03,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:20:03,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:20:03,280 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [363233853] [2019-10-15 03:20:03,280 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 03:20:03,280 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 03:20:03,280 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650631628] [2019-10-15 03:20:03,281 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 03:20:03,281 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:20:03,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 03:20:03,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 03:20:03,282 INFO L87 Difference]: Start difference. First operand 324 states and 374 transitions. Second operand 3 states. [2019-10-15 03:20:03,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:20:03,338 INFO L93 Difference]: Finished difference Result 498 states and 633 transitions. [2019-10-15 03:20:03,338 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 03:20:03,338 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 75 [2019-10-15 03:20:03,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:20:03,344 INFO L225 Difference]: With dead ends: 498 [2019-10-15 03:20:03,344 INFO L226 Difference]: Without dead ends: 495 [2019-10-15 03:20:03,345 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 03:20:03,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 495 states. [2019-10-15 03:20:03,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 495 to 495. [2019-10-15 03:20:03,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 495 states. [2019-10-15 03:20:03,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 495 states and 628 transitions. [2019-10-15 03:20:03,388 INFO L78 Accepts]: Start accepts. Automaton has 495 states and 628 transitions. Word has length 75 [2019-10-15 03:20:03,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:20:03,389 INFO L462 AbstractCegarLoop]: Abstraction has 495 states and 628 transitions. [2019-10-15 03:20:03,389 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 03:20:03,389 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 628 transitions. [2019-10-15 03:20:03,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-10-15 03:20:03,393 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:20:03,393 INFO L380 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, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 03:20:03,394 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:20:03,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:20:03,394 INFO L82 PathProgramCache]: Analyzing trace with hash 338251716, now seen corresponding path program 1 times [2019-10-15 03:20:03,394 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:20:03,394 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478871551] [2019-10-15 03:20:03,395 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:03,395 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:03,395 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:20:03,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:20:03,635 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 14 proven. 14 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-15 03:20:03,635 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478871551] [2019-10-15 03:20:03,636 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [394218115] [2019-10-15 03:20:03,636 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 03:20:03,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:20:03,907 INFO L256 TraceCheckSpWp]: Trace formula consists of 872 conjuncts, 2 conjunts are in the unsatisfiable core [2019-10-15 03:20:03,918 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 03:20:03,967 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:20:03,967 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 03:20:04,147 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-10-15 03:20:04,148 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-15 03:20:04,148 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [9] total 10 [2019-10-15 03:20:04,148 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666892091] [2019-10-15 03:20:04,149 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 03:20:04,150 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:20:04,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 03:20:04,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2019-10-15 03:20:04,150 INFO L87 Difference]: Start difference. First operand 495 states and 628 transitions. Second operand 3 states. [2019-10-15 03:20:04,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:20:04,179 INFO L93 Difference]: Finished difference Result 728 states and 885 transitions. [2019-10-15 03:20:04,180 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 03:20:04,180 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 121 [2019-10-15 03:20:04,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:20:04,183 INFO L225 Difference]: With dead ends: 728 [2019-10-15 03:20:04,184 INFO L226 Difference]: Without dead ends: 451 [2019-10-15 03:20:04,185 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 257 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2019-10-15 03:20:04,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states. [2019-10-15 03:20:04,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 451. [2019-10-15 03:20:04,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 451 states. [2019-10-15 03:20:04,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 451 states and 524 transitions. [2019-10-15 03:20:04,216 INFO L78 Accepts]: Start accepts. Automaton has 451 states and 524 transitions. Word has length 121 [2019-10-15 03:20:04,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:20:04,217 INFO L462 AbstractCegarLoop]: Abstraction has 451 states and 524 transitions. [2019-10-15 03:20:04,217 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 03:20:04,217 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 524 transitions. [2019-10-15 03:20:04,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-10-15 03:20:04,220 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:20:04,221 INFO L380 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 03:20:04,426 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 03:20:04,426 INFO L410 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:20:04,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:20:04,427 INFO L82 PathProgramCache]: Analyzing trace with hash 288495108, now seen corresponding path program 1 times [2019-10-15 03:20:04,427 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:20:04,428 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286795847] [2019-10-15 03:20:04,428 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:04,428 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:04,429 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:20:04,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:20:04,781 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-15 03:20:04,781 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286795847] [2019-10-15 03:20:04,781 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [665893864] [2019-10-15 03:20:04,782 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 03:20:04,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:20:04,994 INFO L256 TraceCheckSpWp]: Trace formula consists of 879 conjuncts, 11 conjunts are in the unsatisfiable core [2019-10-15 03:20:05,002 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 03:20:05,103 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-15 03:20:05,103 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 03:20:05,273 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-15 03:20:05,273 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-15 03:20:05,273 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [14] total 19 [2019-10-15 03:20:05,274 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404250367] [2019-10-15 03:20:05,274 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 03:20:05,275 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:20:05,275 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 03:20:05,276 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2019-10-15 03:20:05,276 INFO L87 Difference]: Start difference. First operand 451 states and 524 transitions. Second operand 7 states. [2019-10-15 03:20:05,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:20:05,687 INFO L93 Difference]: Finished difference Result 732 states and 865 transitions. [2019-10-15 03:20:05,688 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 03:20:05,688 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 122 [2019-10-15 03:20:05,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:20:05,691 INFO L225 Difference]: With dead ends: 732 [2019-10-15 03:20:05,691 INFO L226 Difference]: Without dead ends: 431 [2019-10-15 03:20:05,693 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 245 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=62, Invalid=358, Unknown=0, NotChecked=0, Total=420 [2019-10-15 03:20:05,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 431 states. [2019-10-15 03:20:05,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 431 to 412. [2019-10-15 03:20:05,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 412 states. [2019-10-15 03:20:05,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 466 transitions. [2019-10-15 03:20:05,724 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 466 transitions. Word has length 122 [2019-10-15 03:20:05,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:20:05,724 INFO L462 AbstractCegarLoop]: Abstraction has 412 states and 466 transitions. [2019-10-15 03:20:05,725 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 03:20:05,725 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 466 transitions. [2019-10-15 03:20:05,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-10-15 03:20:05,729 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:20:05,729 INFO L380 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, 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] [2019-10-15 03:20:05,935 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 03:20:05,936 INFO L410 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:20:05,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:20:05,936 INFO L82 PathProgramCache]: Analyzing trace with hash 390159917, now seen corresponding path program 1 times [2019-10-15 03:20:05,937 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:20:05,937 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625784685] [2019-10-15 03:20:05,937 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:05,938 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:05,938 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:20:05,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:20:06,031 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-15 03:20:06,031 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625784685] [2019-10-15 03:20:06,032 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1360967948] [2019-10-15 03:20:06,032 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 03:20:06,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:20:06,245 INFO L256 TraceCheckSpWp]: Trace formula consists of 884 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-15 03:20:06,250 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 03:20:06,285 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 03:20:06,286 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 03:20:06,450 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 5 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-15 03:20:06,451 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-15 03:20:06,451 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7, 3] total 8 [2019-10-15 03:20:06,451 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900468926] [2019-10-15 03:20:06,452 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 03:20:06,453 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:20:06,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 03:20:06,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-15 03:20:06,453 INFO L87 Difference]: Start difference. First operand 412 states and 466 transitions. Second operand 3 states. [2019-10-15 03:20:06,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:20:06,536 INFO L93 Difference]: Finished difference Result 756 states and 858 transitions. [2019-10-15 03:20:06,537 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 03:20:06,537 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 124 [2019-10-15 03:20:06,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:20:06,540 INFO L225 Difference]: With dead ends: 756 [2019-10-15 03:20:06,540 INFO L226 Difference]: Without dead ends: 369 [2019-10-15 03:20:06,542 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 248 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-15 03:20:06,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2019-10-15 03:20:06,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 369. [2019-10-15 03:20:06,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 369 states. [2019-10-15 03:20:06,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 406 transitions. [2019-10-15 03:20:06,609 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 406 transitions. Word has length 124 [2019-10-15 03:20:06,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:20:06,609 INFO L462 AbstractCegarLoop]: Abstraction has 369 states and 406 transitions. [2019-10-15 03:20:06,609 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 03:20:06,610 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 406 transitions. [2019-10-15 03:20:06,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-10-15 03:20:06,612 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 03:20:06,612 INFO L380 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 03:20:06,818 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 03:20:06,818 INFO L410 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 03:20:06,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 03:20:06,819 INFO L82 PathProgramCache]: Analyzing trace with hash 604162003, now seen corresponding path program 1 times [2019-10-15 03:20:06,819 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-15 03:20:06,819 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968434872] [2019-10-15 03:20:06,819 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:06,819 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 03:20:06,820 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 03:20:06,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:20:07,075 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-10-15 03:20:07,076 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968434872] [2019-10-15 03:20:07,076 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1044206456] [2019-10-15 03:20:07,076 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 03:20:07,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 03:20:07,280 INFO L256 TraceCheckSpWp]: Trace formula consists of 886 conjuncts, 25 conjunts are in the unsatisfiable core [2019-10-15 03:20:07,284 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 03:20:07,484 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-10-15 03:20:07,484 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 03:20:07,983 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-10-15 03:20:07,984 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-15 03:20:07,984 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [14, 11] total 29 [2019-10-15 03:20:07,989 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986834142] [2019-10-15 03:20:07,990 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-15 03:20:07,991 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-15 03:20:07,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-15 03:20:07,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=721, Unknown=0, NotChecked=0, Total=812 [2019-10-15 03:20:07,992 INFO L87 Difference]: Start difference. First operand 369 states and 406 transitions. Second operand 11 states. [2019-10-15 03:20:08,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 03:20:08,644 INFO L93 Difference]: Finished difference Result 727 states and 818 transitions. [2019-10-15 03:20:08,644 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-10-15 03:20:08,644 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 127 [2019-10-15 03:20:08,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 03:20:08,645 INFO L225 Difference]: With dead ends: 727 [2019-10-15 03:20:08,645 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 03:20:08,647 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 280 GetRequests, 246 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 173 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=145, Invalid=1045, Unknown=0, NotChecked=0, Total=1190 [2019-10-15 03:20:08,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 03:20:08,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 03:20:08,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 03:20:08,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 03:20:08,648 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 127 [2019-10-15 03:20:08,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 03:20:08,649 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 03:20:08,649 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-15 03:20:08,649 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 03:20:08,649 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 03:20:08,849 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 03:20:08,855 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-15 03:20:09,336 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 31 [2019-10-15 03:20:10,236 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 27 [2019-10-15 03:20:10,987 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 31 [2019-10-15 03:20:11,630 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 26 [2019-10-15 03:20:11,684 INFO L443 ceAbstractionStarter]: For program point L667(lines 667 671) no Hoare annotation was computed. [2019-10-15 03:20:11,684 INFO L443 ceAbstractionStarter]: For program point L661-2(lines 661 682) no Hoare annotation was computed. [2019-10-15 03:20:11,684 INFO L443 ceAbstractionStarter]: For program point L683(lines 660 684) no Hoare annotation was computed. [2019-10-15 03:20:11,684 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 636 691) no Hoare annotation was computed. [2019-10-15 03:20:11,684 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 636 691) no Hoare annotation was computed. [2019-10-15 03:20:11,684 INFO L443 ceAbstractionStarter]: For program point L737(line 737) no Hoare annotation was computed. [2019-10-15 03:20:11,684 INFO L443 ceAbstractionStarter]: For program point L737-1(line 737) no Hoare annotation was computed. [2019-10-15 03:20:11,685 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 692 751) no Hoare annotation was computed. [2019-10-15 03:20:11,685 INFO L443 ceAbstractionStarter]: For program point L724(lines 724 728) no Hoare annotation was computed. [2019-10-15 03:20:11,685 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 692 751) no Hoare annotation was computed. [2019-10-15 03:20:11,685 INFO L443 ceAbstractionStarter]: For program point L718-2(lines 718 743) no Hoare annotation was computed. [2019-10-15 03:20:11,685 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 692 751) no Hoare annotation was computed. [2019-10-15 03:20:11,685 INFO L443 ceAbstractionStarter]: For program point L744(lines 717 745) no Hoare annotation was computed. [2019-10-15 03:20:11,685 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 111 117) the Hoare annotation is: true [2019-10-15 03:20:11,685 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 111 117) no Hoare annotation was computed. [2019-10-15 03:20:11,685 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 118 126) no Hoare annotation was computed. [2019-10-15 03:20:11,686 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 118 126) the Hoare annotation is: true [2019-10-15 03:20:11,686 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 465 487) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:20:11,686 INFO L439 ceAbstractionStarter]: At program point L477(line 477) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~5 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:20:11,686 INFO L439 ceAbstractionStarter]: At program point L477-1(line 477) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~5 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:20:11,686 INFO L443 ceAbstractionStarter]: For program point L475(lines 475 482) no Hoare annotation was computed. [2019-10-15 03:20:11,686 INFO L443 ceAbstractionStarter]: For program point L475-1(lines 475 482) no Hoare annotation was computed. [2019-10-15 03:20:11,687 INFO L443 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2019-10-15 03:20:11,687 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 465 487) no Hoare annotation was computed. [2019-10-15 03:20:11,687 INFO L439 ceAbstractionStarter]: At program point L472(line 472) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:20:11,687 INFO L439 ceAbstractionStarter]: At program point L471(line 471) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:20:11,687 INFO L439 ceAbstractionStarter]: At program point L471-1(line 471) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:20:11,687 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 423 446) no Hoare annotation was computed. [2019-10-15 03:20:11,687 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 423 446) no Hoare annotation was computed. [2019-10-15 03:20:11,688 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 423 446) no Hoare annotation was computed. [2019-10-15 03:20:11,688 INFO L443 ceAbstractionStarter]: For program point L441(line 441) no Hoare annotation was computed. [2019-10-15 03:20:11,688 INFO L443 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2019-10-15 03:20:11,688 INFO L443 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-10-15 03:20:11,688 INFO L443 ceAbstractionStarter]: For program point L438(line 438) no Hoare annotation was computed. [2019-10-15 03:20:11,688 INFO L443 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2019-10-15 03:20:11,688 INFO L443 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-10-15 03:20:11,688 INFO L443 ceAbstractionStarter]: For program point L435(line 435) no Hoare annotation was computed. [2019-10-15 03:20:11,688 INFO L443 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2019-10-15 03:20:11,688 INFO L443 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2019-10-15 03:20:11,688 INFO L443 ceAbstractionStarter]: For program point L432(line 432) no Hoare annotation was computed. [2019-10-15 03:20:11,689 INFO L443 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2019-10-15 03:20:11,689 INFO L443 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-10-15 03:20:11,689 INFO L443 ceAbstractionStarter]: For program point L429(line 429) no Hoare annotation was computed. [2019-10-15 03:20:11,689 INFO L443 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2019-10-15 03:20:11,689 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 249 257) no Hoare annotation was computed. [2019-10-15 03:20:11,689 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 249 257) the Hoare annotation is: true [2019-10-15 03:20:11,689 INFO L443 ceAbstractionStarter]: For program point L288(line 288) no Hoare annotation was computed. [2019-10-15 03:20:11,689 INFO L443 ceAbstractionStarter]: For program point L288-1(line 288) no Hoare annotation was computed. [2019-10-15 03:20:11,689 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 258 293) no Hoare annotation was computed. [2019-10-15 03:20:11,689 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 258 293) no Hoare annotation was computed. [2019-10-15 03:20:11,689 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 104 110) no Hoare annotation was computed. [2019-10-15 03:20:11,689 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 104 110) the Hoare annotation is: true [2019-10-15 03:20:11,690 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 590 635) no Hoare annotation was computed. [2019-10-15 03:20:11,690 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 590 635) no Hoare annotation was computed. [2019-10-15 03:20:11,690 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 903 948) no Hoare annotation was computed. [2019-10-15 03:20:11,690 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 903 948) no Hoare annotation was computed. [2019-10-15 03:20:11,690 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 454 464) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:20:11,690 INFO L439 ceAbstractionStarter]: At program point L459(line 459) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:20:11,690 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 454 464) no Hoare annotation was computed. [2019-10-15 03:20:11,690 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 454 464) no Hoare annotation was computed. [2019-10-15 03:20:11,690 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 238 248) the Hoare annotation is: true [2019-10-15 03:20:11,690 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 238 248) no Hoare annotation was computed. [2019-10-15 03:20:11,691 INFO L446 ceAbstractionStarter]: At program point L243(line 243) the Hoare annotation is: true [2019-10-15 03:20:11,691 INFO L443 ceAbstractionStarter]: For program point L243-1(line 243) no Hoare annotation was computed. [2019-10-15 03:20:11,691 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 230 237) the Hoare annotation is: (or (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2019-10-15 03:20:11,691 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 230 237) no Hoare annotation was computed. [2019-10-15 03:20:11,691 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 569 582) no Hoare annotation was computed. [2019-10-15 03:20:11,691 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 569 582) the Hoare annotation is: true [2019-10-15 03:20:11,691 INFO L439 ceAbstractionStarter]: At program point L216(line 216) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) .cse0 (not (= ~methAndRunningLastTime~0 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0))) [2019-10-15 03:20:11,691 INFO L443 ceAbstractionStarter]: For program point L216-1(lines 197 221) no Hoare annotation was computed. [2019-10-15 03:20:11,691 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 197 221) no Hoare annotation was computed. [2019-10-15 03:20:11,691 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 197 221) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) .cse0 (not (= ~methAndRunningLastTime~0 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2019-10-15 03:20:11,692 INFO L439 ceAbstractionStarter]: At program point L211(line 211) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (not (= ~methAndRunningLastTime~0 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~2) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse0))) [2019-10-15 03:20:11,692 INFO L439 ceAbstractionStarter]: At program point L207(line 207) the Hoare annotation is: (let ((.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or .cse2 (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~2) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse0))) [2019-10-15 03:20:11,692 INFO L443 ceAbstractionStarter]: For program point L205(lines 205 213) no Hoare annotation was computed. [2019-10-15 03:20:11,692 INFO L439 ceAbstractionStarter]: At program point L203(line 203) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (not (= ~methAndRunningLastTime~0 0))) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 1 |old(~pumpRunning~0)|)) .cse0))) [2019-10-15 03:20:11,692 INFO L443 ceAbstractionStarter]: For program point L203-1(line 203) no Hoare annotation was computed. [2019-10-15 03:20:11,692 INFO L443 ceAbstractionStarter]: For program point L201(lines 201 218) no Hoare annotation was computed. [2019-10-15 03:20:11,692 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 163 169) no Hoare annotation was computed. [2019-10-15 03:20:11,692 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 163 169) the Hoare annotation is: true [2019-10-15 03:20:11,692 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 325 390) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:20:11,692 INFO L439 ceAbstractionStarter]: At program point L380(lines 335 382) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (< test_~splverifierCounter~0 4))) (or (and .cse0 .cse1 (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (and .cse0 .cse1 (<= 1 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-15 03:20:11,693 INFO L439 ceAbstractionStarter]: At program point L347(line 347) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (< test_~splverifierCounter~0 4))) (or (and .cse0 .cse1 (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (and .cse0 .cse1 (<= 1 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-15 03:20:11,693 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 351) no Hoare annotation was computed. [2019-10-15 03:20:11,693 INFO L443 ceAbstractionStarter]: For program point L345-1(lines 345 351) no Hoare annotation was computed. [2019-10-15 03:20:11,693 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 325 390) no Hoare annotation was computed. [2019-10-15 03:20:11,693 INFO L439 ceAbstractionStarter]: At program point L383(lines 334 384) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 03:20:11,693 INFO L439 ceAbstractionStarter]: At program point L373-2(lines 365 378) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (< test_~splverifierCounter~0 4))) (or (and .cse0 .cse1 (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (and .cse0 .cse1 (<= 1 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-15 03:20:11,693 INFO L443 ceAbstractionStarter]: For program point L336(lines 335 382) no Hoare annotation was computed. [2019-10-15 03:20:11,693 INFO L439 ceAbstractionStarter]: At program point L367(line 367) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (< test_~splverifierCounter~0 4))) (or (and .cse0 .cse1 (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (and .cse0 .cse1 (<= 1 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-15 03:20:11,693 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 378) no Hoare annotation was computed. [2019-10-15 03:20:11,693 INFO L439 ceAbstractionStarter]: At program point L357(line 357) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (< test_~splverifierCounter~0 4))) (or (and .cse0 .cse1 (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (and .cse0 .cse1 (<= 1 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-15 03:20:11,693 INFO L443 ceAbstractionStarter]: For program point L355(lines 355 361) no Hoare annotation was computed. [2019-10-15 03:20:11,694 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 325 390) no Hoare annotation was computed. [2019-10-15 03:20:11,694 INFO L443 ceAbstractionStarter]: For program point L355-1(lines 355 361) no Hoare annotation was computed. [2019-10-15 03:20:11,694 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 857 902) no Hoare annotation was computed. [2019-10-15 03:20:11,694 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 857 902) no Hoare annotation was computed. [2019-10-15 03:20:11,694 INFO L443 ceAbstractionStarter]: For program point L66-1(line 66) no Hoare annotation was computed. [2019-10-15 03:20:11,694 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 60 88) the Hoare annotation is: (let ((.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 (not (= 0 ~pumpRunning~0)) .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse1 .cse2))) [2019-10-15 03:20:11,694 INFO L439 ceAbstractionStarter]: At program point L75(line 75) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= |old(~methAndRunningLastTime~0)| 0))) (or (not (= 0 ~pumpRunning~0)) .cse1) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2019-10-15 03:20:11,694 INFO L443 ceAbstractionStarter]: For program point L73(lines 73 79) no Hoare annotation was computed. [2019-10-15 03:20:11,694 INFO L443 ceAbstractionStarter]: For program point L72(lines 72 82) no Hoare annotation was computed. [2019-10-15 03:20:11,694 INFO L439 ceAbstractionStarter]: At program point L70(line 70) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (<= 1 ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (not (= 0 ~pumpRunning~0)) .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse2) (or .cse3 (= 0 ~methAndRunningLastTime~0) .cse0 .cse1))) [2019-10-15 03:20:11,694 INFO L443 ceAbstractionStarter]: For program point L70-1(line 70) no Hoare annotation was computed. [2019-10-15 03:20:11,695 INFO L443 ceAbstractionStarter]: For program point L68(lines 68 85) no Hoare annotation was computed. [2019-10-15 03:20:11,695 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 60 88) no Hoare annotation was computed. [2019-10-15 03:20:11,695 INFO L443 ceAbstractionStarter]: For program point L68-1(lines 60 88) no Hoare annotation was computed. [2019-10-15 03:20:11,695 INFO L439 ceAbstractionStarter]: At program point L66(line 66) the Hoare annotation is: (let ((.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 (not (= 0 ~pumpRunning~0)) .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse1 .cse2))) [2019-10-15 03:20:11,695 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 52 59) the Hoare annotation is: (or (= 0 ~methAndRunningLastTime~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-15 03:20:11,695 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 52 59) no Hoare annotation was computed. [2019-10-15 03:20:11,695 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 537 559) no Hoare annotation was computed. [2019-10-15 03:20:11,695 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 537 559) no Hoare annotation was computed. [2019-10-15 03:20:11,695 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 94 103) no Hoare annotation was computed. [2019-10-15 03:20:11,695 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 94 103) no Hoare annotation was computed. [2019-10-15 03:20:11,695 INFO L443 ceAbstractionStarter]: For program point L803-2(lines 803 823) no Hoare annotation was computed. [2019-10-15 03:20:11,695 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 754 856) no Hoare annotation was computed. [2019-10-15 03:20:11,695 INFO L443 ceAbstractionStarter]: For program point L824(lines 802 825) no Hoare annotation was computed. [2019-10-15 03:20:11,696 INFO L443 ceAbstractionStarter]: For program point L783(lines 783 799) no Hoare annotation was computed. [2019-10-15 03:20:11,696 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 754 856) no Hoare annotation was computed. [2019-10-15 03:20:11,696 INFO L443 ceAbstractionStarter]: For program point L804(lines 803 823) no Hoare annotation was computed. [2019-10-15 03:20:11,696 INFO L443 ceAbstractionStarter]: For program point L835(line 835) no Hoare annotation was computed. [2019-10-15 03:20:11,696 INFO L443 ceAbstractionStarter]: For program point L835-1(line 835) no Hoare annotation was computed. [2019-10-15 03:20:11,696 INFO L443 ceAbstractionStarter]: For program point L800(lines 800 841) no Hoare annotation was computed. [2019-10-15 03:20:11,696 INFO L443 ceAbstractionStarter]: For program point L819(line 819) no Hoare annotation was computed. [2019-10-15 03:20:11,696 INFO L443 ceAbstractionStarter]: For program point L819-1(line 819) no Hoare annotation was computed. [2019-10-15 03:20:11,696 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 754 856) no Hoare annotation was computed. [2019-10-15 03:20:11,696 INFO L443 ceAbstractionStarter]: For program point L778(lines 778 782) no Hoare annotation was computed. [2019-10-15 03:20:11,696 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-15 03:20:11,696 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 03:20:11,696 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 222 229) no Hoare annotation was computed. [2019-10-15 03:20:11,697 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 222 229) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)) (not (= ~methAndRunningLastTime~0 0))) [2019-10-15 03:20:11,697 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 294 312) no Hoare annotation was computed. [2019-10-15 03:20:11,697 INFO L446 ceAbstractionStarter]: At program point L301(line 301) the Hoare annotation is: true [2019-10-15 03:20:11,697 INFO L443 ceAbstractionStarter]: For program point L301-1(line 301) no Hoare annotation was computed. [2019-10-15 03:20:11,697 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 294 312) the Hoare annotation is: true [2019-10-15 03:20:11,697 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 560 568) no Hoare annotation was computed. [2019-10-15 03:20:11,697 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 560 568) no Hoare annotation was computed. [2019-10-15 03:20:11,698 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 516 527) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse1 .cse2 .cse3) (or (or (not (= 0 ~pumpRunning~0)) .cse0) .cse1 .cse2 .cse3))) [2019-10-15 03:20:11,698 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 516 527) no Hoare annotation was computed. [2019-10-15 03:20:11,698 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-15 03:20:11,698 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-15 03:20:11,698 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 528 536) the Hoare annotation is: true [2019-10-15 03:20:11,698 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 528 536) no Hoare annotation was computed. [2019-10-15 03:20:11,699 INFO L439 ceAbstractionStarter]: At program point L152(line 152) the Hoare annotation is: (let ((.cse3 (= 0 |old(~pumpRunning~0)|))) (let ((.cse4 (not .cse3)) (.cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse6 (= 0 ~methAndRunningLastTime~0)) (.cse7 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse8 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (= ~pumpRunning~0 0)) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (and (= 1 ~systemActive~0) .cse4 (= 0 ~methaneLevelCritical~0) .cse9))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 (and .cse5 .cse6) .cse0 .cse7) (or .cse6 .cse8 .cse0 .cse7) (or .cse9 .cse8 .cse0) (or .cse5 .cse0 .cse1 .cse2))))) [2019-10-15 03:20:11,699 INFO L439 ceAbstractionStarter]: At program point L150(lines 150 156) the Hoare annotation is: (let ((.cse8 (= 0 |old(~pumpRunning~0)|))) (let ((.cse1 (not .cse8)) (.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse5 (= ~pumpRunning~0 0)) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (and (<= 1 ~pumpRunning~0) .cse0) .cse1 .cse5 .cse2 .cse3) (or .cse6 .cse5 (= 0 ~methaneLevelCritical~0) .cse2) (or (and .cse7 .cse0) .cse6 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse4 .cse7 .cse8)))) [2019-10-15 03:20:11,699 INFO L439 ceAbstractionStarter]: At program point L145(line 145) the Hoare annotation is: (let ((.cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or (= 0 ~methAndRunningLastTime~0) .cse3 .cse1 .cse2) (or .cse1 (not (= ~methaneLevelCritical~0 0)) (and .cse0 .cse4)) (or .cse4 .cse3 .cse1))) [2019-10-15 03:20:11,699 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 139 162) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse2 .cse4) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) .cse3) .cse2 .cse4) (or .cse2 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2019-10-15 03:20:11,699 INFO L443 ceAbstractionStarter]: For program point L143(lines 142 161) no Hoare annotation was computed. [2019-10-15 03:20:11,700 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 139 162) no Hoare annotation was computed. [2019-10-15 03:20:11,700 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 139 162) no Hoare annotation was computed. [2019-10-15 03:20:11,700 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 393 422) no Hoare annotation was computed. [2019-10-15 03:20:11,700 INFO L443 ceAbstractionStarter]: For program point L414(line 414) no Hoare annotation was computed. [2019-10-15 03:20:11,700 INFO L439 ceAbstractionStarter]: At program point cleanupENTRY(lines 393 422) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-10-15 03:20:11,700 INFO L443 ceAbstractionStarter]: For program point L407(lines 407 411) no Hoare annotation was computed. [2019-10-15 03:20:11,700 INFO L446 ceAbstractionStarter]: At program point L407-1(lines 407 411) the Hoare annotation is: true [2019-10-15 03:20:11,700 INFO L446 ceAbstractionStarter]: At program point L403-2(lines 403 417) the Hoare annotation is: true [2019-10-15 03:20:11,701 INFO L439 ceAbstractionStarter]: At program point L399(line 399) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-10-15 03:20:11,701 INFO L443 ceAbstractionStarter]: For program point L399-1(line 399) no Hoare annotation was computed. [2019-10-15 03:20:11,701 INFO L446 ceAbstractionStarter]: At program point L418(lines 393 422) the Hoare annotation is: true [2019-10-15 03:20:11,701 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 492 503) the Hoare annotation is: true [2019-10-15 03:20:11,701 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 492 503) no Hoare annotation was computed. [2019-10-15 03:20:11,701 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 447 453) no Hoare annotation was computed. [2019-10-15 03:20:11,701 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 447 453) the Hoare annotation is: true [2019-10-15 03:20:11,701 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 03:20:11,702 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-10-15 03:20:11,702 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 03:20:11,702 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 03:20:11,702 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 313 320) no Hoare annotation was computed. [2019-10-15 03:20:11,702 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 313 320) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (not (= |old(~systemActive~0)| 1)))) (and (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse1) (or (not (= 0 ~pumpRunning~0)) .cse0 .cse1 (not (= ~methAndRunningLastTime~0 0))))) [2019-10-15 03:20:11,702 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 171 195) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) .cse0 (not (= ~methAndRunningLastTime~0 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (= ~methaneLevelCritical~0 0))))) [2019-10-15 03:20:11,703 INFO L439 ceAbstractionStarter]: At program point L190(line 190) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (not (= ~methAndRunningLastTime~0 0))) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~methaneLevelCritical~0 0))))) [2019-10-15 03:20:11,703 INFO L443 ceAbstractionStarter]: For program point L190-1(lines 171 195) no Hoare annotation was computed. [2019-10-15 03:20:11,703 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 171 195) no Hoare annotation was computed. [2019-10-15 03:20:11,703 INFO L439 ceAbstractionStarter]: At program point L185(line 185) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (not (= ~methaneLevelCritical~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) .cse0 (not (= ~methAndRunningLastTime~0 0))))) [2019-10-15 03:20:11,703 INFO L439 ceAbstractionStarter]: At program point L181(line 181) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (not (= ~methaneLevelCritical~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) .cse0 (not (= ~methAndRunningLastTime~0 0))))) [2019-10-15 03:20:11,703 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 187) no Hoare annotation was computed. [2019-10-15 03:20:11,703 INFO L439 ceAbstractionStarter]: At program point L177(line 177) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (not (= ~methaneLevelCritical~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) .cse0 (not (= ~methAndRunningLastTime~0 0))))) [2019-10-15 03:20:11,704 INFO L443 ceAbstractionStarter]: For program point L177-1(line 177) no Hoare annotation was computed. [2019-10-15 03:20:11,704 INFO L443 ceAbstractionStarter]: For program point L175(lines 175 192) no Hoare annotation was computed. [2019-10-15 03:20:11,704 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 504 515) no Hoare annotation was computed. [2019-10-15 03:20:11,704 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 504 515) the Hoare annotation is: true [2019-10-15 03:20:11,704 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-10-15 03:20:11,704 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2019-10-15 03:20:11,704 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2019-10-15 03:20:11,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 03:20:11 BoogieIcfgContainer [2019-10-15 03:20:11,720 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 03:20:11,722 INFO L168 Benchmark]: Toolchain (without parser) took 13935.36 ms. Allocated memory was 145.2 MB in the beginning and 467.7 MB in the end (delta: 322.4 MB). Free memory was 101.9 MB in the beginning and 412.3 MB in the end (delta: -310.4 MB). Peak memory consumption was 276.2 MB. Max. memory is 7.1 GB. [2019-10-15 03:20:11,723 INFO L168 Benchmark]: CDTParser took 1.21 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-15 03:20:11,724 INFO L168 Benchmark]: CACSL2BoogieTranslator took 775.07 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 101.5 MB in the beginning and 171.5 MB in the end (delta: -70.1 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. [2019-10-15 03:20:11,725 INFO L168 Benchmark]: Boogie Preprocessor took 115.64 ms. Allocated memory is still 202.9 MB. Free memory was 171.5 MB in the beginning and 167.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-10-15 03:20:11,726 INFO L168 Benchmark]: RCFGBuilder took 1841.97 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 167.4 MB in the beginning and 150.6 MB in the end (delta: 16.8 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB. [2019-10-15 03:20:11,727 INFO L168 Benchmark]: TraceAbstraction took 11197.57 ms. Allocated memory was 235.9 MB in the beginning and 467.7 MB in the end (delta: 231.7 MB). Free memory was 150.6 MB in the beginning and 412.3 MB in the end (delta: -261.7 MB). Peak memory consumption was 234.2 MB. Max. memory is 7.1 GB. [2019-10-15 03:20:11,730 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.21 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 775.07 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 101.5 MB in the beginning and 171.5 MB in the end (delta: -70.1 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 115.64 ms. Allocated memory is still 202.9 MB. Free memory was 171.5 MB in the beginning and 167.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1841.97 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 167.4 MB in the beginning and 150.6 MB in the end (delta: 16.8 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 11197.57 ms. Allocated memory was 235.9 MB in the beginning and 467.7 MB in the end (delta: 231.7 MB). Free memory was 150.6 MB in the beginning and 412.3 MB in the end (delta: -261.7 MB). Peak memory consumption was 234.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 403]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 393]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: (((((((1 == systemActive && splverifierCounter < 4) && pumpRunning == 0) && 0 == methAndRunningLastTime) || ((1 == systemActive && splverifierCounter < 4) && 1 <= pumpRunning)) || !(0 == \old(pumpRunning))) || !(\old(systemActive) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: ((((1 == systemActive && 0 == methaneLevelCritical) || !(0 == \old(pumpRunning))) || !(\old(systemActive) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 184 locations, 1 error locations. Result: SAFE, OverallTime: 11.1s, OverallIterations: 9, TraceHistogramMax: 3, AutomataDifference: 2.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.8s, HoareTripleCheckerStatistics: 1263 SDtfs, 691 SDslu, 2319 SDs, 0 SdLazy, 1011 SolverSat, 190 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1107 GetRequests, 1015 SyntacticMatches, 4 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 244 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=495occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 9 MinimizatonAttempts, 60 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 1120 PreInvPairs, 1202 NumberOfFragments, 1471 HoareAnnotationTreeSize, 1120 FomulaSimplifications, 994 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 61 FomulaSimplificationsInter, 3793 FormulaSimplificationTreeSizeReductionInter, 2.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 1288 NumberOfCodeBlocks, 1288 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1765 ConstructedInterpolants, 0 QuantifiedInterpolants, 302792 SizeOfPredicates, 13 NumberOfNonLiveVariables, 3521 ConjunctsInSsa, 42 ConjunctsInUnsatCore, 17 InterpolantComputations, 11 PerfectInterpolantSequences, 425/456 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...