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_spec4_product18.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 23:16:41,802 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 23:16:41,804 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 23:16:41,817 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 23:16:41,818 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 23:16:41,819 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 23:16:41,820 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 23:16:41,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 23:16:41,823 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 23:16:41,824 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 23:16:41,825 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 23:16:41,826 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 23:16:41,826 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 23:16:41,827 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 23:16:41,828 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 23:16:41,829 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 23:16:41,830 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 23:16:41,831 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 23:16:41,833 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 23:16:41,836 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 23:16:41,839 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 23:16:41,841 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 23:16:41,842 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 23:16:41,845 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 23:16:41,848 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 23:16:41,848 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 23:16:41,848 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 23:16:41,849 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 23:16:41,849 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 23:16:41,850 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 23:16:41,850 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 23:16:41,853 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 23:16:41,854 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 23:16:41,854 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 23:16:41,857 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 23:16:41,857 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 23:16:41,858 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 23:16:41,858 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 23:16:41,859 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 23:16:41,859 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 23:16:41,860 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 23:16:41,861 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 [2019-10-13 23:16:41,874 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 23:16:41,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 23:16:41,876 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 23:16:41,876 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 23:16:41,876 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 23:16:41,876 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 23:16:41,876 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 23:16:41,877 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 23:16:41,877 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 23:16:41,877 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 23:16:41,877 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 23:16:41,877 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 23:16:41,878 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 23:16:41,878 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 23:16:41,878 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 23:16:41,878 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 23:16:41,878 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 23:16:41,879 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 23:16:41,879 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 23:16:41,879 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 23:16:41,879 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 23:16:41,879 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 23:16:41,880 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 23:16:41,880 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 23:16:41,880 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 23:16:41,880 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 23:16:41,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 23:16:41,881 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 23:16:41,881 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 [2019-10-13 23:16:42,157 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 23:16:42,177 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 23:16:42,181 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 23:16:42,183 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 23:16:42,184 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 23:16:42,184 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product18.cil.c [2019-10-13 23:16:42,260 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2d976534/17d64cc387c94b9abf9560b772b37233/FLAG0deb8974a [2019-10-13 23:16:42,754 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 23:16:42,755 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product18.cil.c [2019-10-13 23:16:42,767 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2d976534/17d64cc387c94b9abf9560b772b37233/FLAG0deb8974a [2019-10-13 23:16:43,062 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2d976534/17d64cc387c94b9abf9560b772b37233 [2019-10-13 23:16:43,072 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 23:16:43,074 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 23:16:43,075 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 23:16:43,075 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 23:16:43,078 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 23:16:43,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:16:43" (1/1) ... [2019-10-13 23:16:43,082 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c472977 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:43, skipping insertion in model container [2019-10-13 23:16:43,082 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:16:43" (1/1) ... [2019-10-13 23:16:43,089 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 23:16:43,143 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 23:16:43,476 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:16:43,580 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 23:16:43,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:16:43,722 INFO L192 MainTranslator]: Completed translation [2019-10-13 23:16:43,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:43 WrapperNode [2019-10-13 23:16:43,723 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 23:16:43,723 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 23:16:43,723 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 23:16:43,723 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 23:16:43,733 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:43" (1/1) ... [2019-10-13 23:16:43,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:43" (1/1) ... [2019-10-13 23:16:43,750 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:43" (1/1) ... [2019-10-13 23:16:43,751 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:43" (1/1) ... [2019-10-13 23:16:43,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:43" (1/1) ... [2019-10-13 23:16:43,787 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:43" (1/1) ... [2019-10-13 23:16:43,792 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:43" (1/1) ... [2019-10-13 23:16:43,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 23:16:43,800 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 23:16:43,801 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 23:16:43,801 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 23:16:43,802 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:43" (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 [2019-10-13 23:16:43,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 23:16:43,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 23:16:43,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 23:16:43,876 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 23:16:43,876 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 23:16:43,876 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 23:16:43,876 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 23:16:43,876 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 23:16:43,876 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 23:16:43,877 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 23:16:43,877 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 23:16:43,877 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 23:16:43,877 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 23:16:43,877 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 23:16:43,877 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 23:16:43,878 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 23:16:43,878 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 23:16:43,878 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 23:16:43,878 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 23:16:43,878 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-13 23:16:43,879 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 23:16:43,879 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 23:16:43,879 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 23:16:43,879 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 23:16:43,879 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 23:16:43,879 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 23:16:43,880 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 23:16:43,880 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 23:16:43,880 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 23:16:43,880 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 23:16:43,880 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 23:16:43,880 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 23:16:43,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 23:16:43,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 23:16:43,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 23:16:43,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 23:16:43,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 23:16:43,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 23:16:43,881 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 23:16:43,882 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 23:16:43,882 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 23:16:43,882 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 23:16:43,882 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 23:16:43,882 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 23:16:43,882 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 23:16:43,882 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 23:16:43,883 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 23:16:43,883 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 23:16:43,883 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 23:16:43,883 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 23:16:43,883 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 23:16:43,883 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 23:16:43,883 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 23:16:43,884 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 23:16:43,884 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 23:16:43,884 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-13 23:16:43,884 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 23:16:43,884 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 23:16:43,884 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 23:16:43,884 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 23:16:43,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 23:16:43,885 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 23:16:43,885 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 23:16:43,885 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 23:16:43,885 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 23:16:43,885 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 23:16:43,886 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 23:16:43,886 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 23:16:43,886 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 23:16:43,886 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 23:16:43,886 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 23:16:43,886 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 23:16:43,886 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 23:16:43,887 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 23:16:43,887 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 23:16:43,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 23:16:43,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 23:16:43,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 23:16:43,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 23:16:43,888 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 23:16:43,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 23:16:43,890 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 23:16:43,890 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 23:16:43,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 23:16:43,891 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 23:16:43,891 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 23:16:43,891 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 23:16:43,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 23:16:43,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 23:16:43,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 23:16:45,473 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 23:16:45,474 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 23:16:45,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:16:45 BoogieIcfgContainer [2019-10-13 23:16:45,476 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 23:16:45,478 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 23:16:45,478 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 23:16:45,481 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 23:16:45,481 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 11:16:43" (1/3) ... [2019-10-13 23:16:45,482 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4dfd9515 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:16:45, skipping insertion in model container [2019-10-13 23:16:45,483 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:16:43" (2/3) ... [2019-10-13 23:16:45,483 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4dfd9515 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:16:45, skipping insertion in model container [2019-10-13 23:16:45,483 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:16:45" (3/3) ... [2019-10-13 23:16:45,486 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product18.cil.c [2019-10-13 23:16:45,496 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 23:16:45,505 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 23:16:45,518 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 23:16:45,561 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 23:16:45,561 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 23:16:45,562 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 23:16:45,562 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 23:16:45,562 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 23:16:45,563 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 23:16:45,563 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 23:16:45,563 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 23:16:45,595 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states. [2019-10-13 23:16:45,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-13 23:16:45,608 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:45,610 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] [2019-10-13 23:16:45,615 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:45,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:45,622 INFO L82 PathProgramCache]: Analyzing trace with hash 1500647309, now seen corresponding path program 1 times [2019-10-13 23:16:45,637 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:45,638 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699185584] [2019-10-13 23:16:45,638 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:45,639 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:45,640 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:45,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:46,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:16:46,055 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699185584] [2019-10-13 23:16:46,056 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:46,057 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 23:16:46,057 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951393759] [2019-10-13 23:16:46,061 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 23:16:46,062 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:46,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 23:16:46,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:16:46,078 INFO L87 Difference]: Start difference. First operand 125 states. Second operand 2 states. [2019-10-13 23:16:46,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:46,112 INFO L93 Difference]: Finished difference Result 183 states and 220 transitions. [2019-10-13 23:16:46,112 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 23:16:46,113 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 42 [2019-10-13 23:16:46,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:46,123 INFO L225 Difference]: With dead ends: 183 [2019-10-13 23:16:46,123 INFO L226 Difference]: Without dead ends: 92 [2019-10-13 23:16:46,133 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 [2019-10-13 23:16:46,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2019-10-13 23:16:46,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2019-10-13 23:16:46,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2019-10-13 23:16:46,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 104 transitions. [2019-10-13 23:16:46,212 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 104 transitions. Word has length 42 [2019-10-13 23:16:46,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:46,213 INFO L462 AbstractCegarLoop]: Abstraction has 92 states and 104 transitions. [2019-10-13 23:16:46,213 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 23:16:46,213 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 104 transitions. [2019-10-13 23:16:46,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-13 23:16:46,222 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:46,223 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] [2019-10-13 23:16:46,223 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:46,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:46,225 INFO L82 PathProgramCache]: Analyzing trace with hash 2081730156, now seen corresponding path program 1 times [2019-10-13 23:16:46,225 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:46,225 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228137407] [2019-10-13 23:16:46,226 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:46,226 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:46,226 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:46,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:46,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:16:46,352 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228137407] [2019-10-13 23:16:46,352 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:46,353 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 23:16:46,353 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596420574] [2019-10-13 23:16:46,355 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 23:16:46,355 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:46,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 23:16:46,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:16:46,356 INFO L87 Difference]: Start difference. First operand 92 states and 104 transitions. Second operand 3 states. [2019-10-13 23:16:46,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:46,374 INFO L93 Difference]: Finished difference Result 137 states and 154 transitions. [2019-10-13 23:16:46,374 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 23:16:46,375 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2019-10-13 23:16:46,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:46,377 INFO L225 Difference]: With dead ends: 137 [2019-10-13 23:16:46,377 INFO L226 Difference]: Without dead ends: 84 [2019-10-13 23:16:46,378 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:16:46,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2019-10-13 23:16:46,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2019-10-13 23:16:46,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2019-10-13 23:16:46,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 93 transitions. [2019-10-13 23:16:46,393 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 93 transitions. Word has length 43 [2019-10-13 23:16:46,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:46,393 INFO L462 AbstractCegarLoop]: Abstraction has 84 states and 93 transitions. [2019-10-13 23:16:46,394 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 23:16:46,394 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 93 transitions. [2019-10-13 23:16:46,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 23:16:46,396 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:46,396 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] [2019-10-13 23:16:46,396 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:46,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:46,397 INFO L82 PathProgramCache]: Analyzing trace with hash -1119435923, now seen corresponding path program 1 times [2019-10-13 23:16:46,397 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:46,397 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545327250] [2019-10-13 23:16:46,397 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:46,398 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:46,398 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:46,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:46,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:16:46,562 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1545327250] [2019-10-13 23:16:46,563 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:46,563 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:16:46,563 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820703627] [2019-10-13 23:16:46,564 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:16:46,566 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:46,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:16:46,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:16:46,567 INFO L87 Difference]: Start difference. First operand 84 states and 93 transitions. Second operand 7 states. [2019-10-13 23:16:46,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:46,902 INFO L93 Difference]: Finished difference Result 146 states and 165 transitions. [2019-10-13 23:16:46,903 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 23:16:46,903 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 46 [2019-10-13 23:16:46,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:46,905 INFO L225 Difference]: With dead ends: 146 [2019-10-13 23:16:46,906 INFO L226 Difference]: Without dead ends: 84 [2019-10-13 23:16:46,907 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 [2019-10-13 23:16:46,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2019-10-13 23:16:46,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2019-10-13 23:16:46,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2019-10-13 23:16:46,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 92 transitions. [2019-10-13 23:16:46,922 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 92 transitions. Word has length 46 [2019-10-13 23:16:46,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:46,923 INFO L462 AbstractCegarLoop]: Abstraction has 84 states and 92 transitions. [2019-10-13 23:16:46,923 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:16:46,923 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 92 transitions. [2019-10-13 23:16:46,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-10-13 23:16:46,925 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:46,925 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] [2019-10-13 23:16:46,925 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:46,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:46,926 INFO L82 PathProgramCache]: Analyzing trace with hash -1899183244, now seen corresponding path program 1 times [2019-10-13 23:16:46,926 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:46,926 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005472639] [2019-10-13 23:16:46,926 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:46,927 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:46,927 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:46,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:47,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:16:47,076 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005472639] [2019-10-13 23:16:47,076 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:47,076 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-13 23:16:47,077 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623104482] [2019-10-13 23:16:47,077 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-13 23:16:47,077 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:47,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-13 23:16:47,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-13 23:16:47,078 INFO L87 Difference]: Start difference. First operand 84 states and 92 transitions. Second operand 10 states. [2019-10-13 23:16:47,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:47,559 INFO L93 Difference]: Finished difference Result 253 states and 294 transitions. [2019-10-13 23:16:47,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-13 23:16:47,561 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 54 [2019-10-13 23:16:47,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:47,567 INFO L225 Difference]: With dead ends: 253 [2019-10-13 23:16:47,568 INFO L226 Difference]: Without dead ends: 191 [2019-10-13 23:16:47,569 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2019-10-13 23:16:47,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2019-10-13 23:16:47,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 183. [2019-10-13 23:16:47,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 183 states. [2019-10-13 23:16:47,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 207 transitions. [2019-10-13 23:16:47,622 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 207 transitions. Word has length 54 [2019-10-13 23:16:47,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:47,622 INFO L462 AbstractCegarLoop]: Abstraction has 183 states and 207 transitions. [2019-10-13 23:16:47,622 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-13 23:16:47,623 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 207 transitions. [2019-10-13 23:16:47,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-10-13 23:16:47,631 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:47,631 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] [2019-10-13 23:16:47,632 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:47,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:47,638 INFO L82 PathProgramCache]: Analyzing trace with hash -308476810, now seen corresponding path program 1 times [2019-10-13 23:16:47,639 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:47,639 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130531199] [2019-10-13 23:16:47,639 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:47,639 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:47,639 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:47,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:47,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:16:47,723 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130531199] [2019-10-13 23:16:47,723 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:16:47,723 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 23:16:47,723 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900797422] [2019-10-13 23:16:47,724 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 23:16:47,724 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:47,724 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 23:16:47,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:16:47,725 INFO L87 Difference]: Start difference. First operand 183 states and 207 transitions. Second operand 3 states. [2019-10-13 23:16:47,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:47,741 INFO L93 Difference]: Finished difference Result 302 states and 350 transitions. [2019-10-13 23:16:47,741 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 23:16:47,741 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2019-10-13 23:16:47,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:47,743 INFO L225 Difference]: With dead ends: 302 [2019-10-13 23:16:47,743 INFO L226 Difference]: Without dead ends: 141 [2019-10-13 23:16:47,745 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:16:47,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2019-10-13 23:16:47,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2019-10-13 23:16:47,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 141 states. [2019-10-13 23:16:47,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 151 transitions. [2019-10-13 23:16:47,759 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 151 transitions. Word has length 60 [2019-10-13 23:16:47,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:47,759 INFO L462 AbstractCegarLoop]: Abstraction has 141 states and 151 transitions. [2019-10-13 23:16:47,759 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 23:16:47,759 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 151 transitions. [2019-10-13 23:16:47,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-10-13 23:16:47,760 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:16:47,761 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:16:47,761 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:16:47,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:16:47,761 INFO L82 PathProgramCache]: Analyzing trace with hash -633642243, now seen corresponding path program 1 times [2019-10-13 23:16:47,762 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:16:47,762 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676425902] [2019-10-13 23:16:47,762 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:47,762 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:16:47,762 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:16:47,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:48,029 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-13 23:16:48,030 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676425902] [2019-10-13 23:16:48,030 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [620599734] [2019-10-13 23:16:48,031 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 [2019-10-13 23:16:48,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:16:48,238 INFO L256 TraceCheckSpWp]: Trace formula consists of 756 conjuncts, 11 conjunts are in the unsatisfiable core [2019-10-13 23:16:48,251 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 23:16:48,353 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-13 23:16:48,353 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 23:16:48,538 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-13 23:16:48,538 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-13 23:16:48,539 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [15] total 20 [2019-10-13 23:16:48,539 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174409422] [2019-10-13 23:16:48,540 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:16:48,540 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:16:48,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:16:48,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2019-10-13 23:16:48,541 INFO L87 Difference]: Start difference. First operand 141 states and 151 transitions. Second operand 7 states. [2019-10-13 23:16:48,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:16:48,725 INFO L93 Difference]: Finished difference Result 143 states and 153 transitions. [2019-10-13 23:16:48,725 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 23:16:48,726 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 89 [2019-10-13 23:16:48,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:16:48,726 INFO L225 Difference]: With dead ends: 143 [2019-10-13 23:16:48,727 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 23:16:48,728 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 181 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=401, Unknown=0, NotChecked=0, Total=462 [2019-10-13 23:16:48,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 23:16:48,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 23:16:48,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 23:16:48,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 23:16:48,729 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 89 [2019-10-13 23:16:48,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:16:48,730 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 23:16:48,730 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:16:48,730 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 23:16:48,730 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 23:16:48,934 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 23:16:48,941 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 23:16:49,696 INFO L443 ceAbstractionStarter]: For program point L640(lines 617 641) no Hoare annotation was computed. [2019-10-13 23:16:49,697 INFO L443 ceAbstractionStarter]: For program point L624(lines 624 628) no Hoare annotation was computed. [2019-10-13 23:16:49,697 INFO L443 ceAbstractionStarter]: For program point L618-2(lines 618 639) no Hoare annotation was computed. [2019-10-13 23:16:49,697 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 593 648) no Hoare annotation was computed. [2019-10-13 23:16:49,697 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 593 648) no Hoare annotation was computed. [2019-10-13 23:16:49,697 INFO L443 ceAbstractionStarter]: For program point L675-2(lines 675 700) no Hoare annotation was computed. [2019-10-13 23:16:49,697 INFO L443 ceAbstractionStarter]: For program point L701(lines 674 702) no Hoare annotation was computed. [2019-10-13 23:16:49,697 INFO L443 ceAbstractionStarter]: For program point L694(line 694) no Hoare annotation was computed. [2019-10-13 23:16:49,698 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 649 708) no Hoare annotation was computed. [2019-10-13 23:16:49,698 INFO L443 ceAbstractionStarter]: For program point L694-1(line 694) no Hoare annotation was computed. [2019-10-13 23:16:49,698 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 649 708) no Hoare annotation was computed. [2019-10-13 23:16:49,698 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 649 708) no Hoare annotation was computed. [2019-10-13 23:16:49,698 INFO L443 ceAbstractionStarter]: For program point L681(lines 681 685) no Hoare annotation was computed. [2019-10-13 23:16:49,699 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 426 432) the Hoare annotation is: true [2019-10-13 23:16:49,699 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 426 432) no Hoare annotation was computed. [2019-10-13 23:16:49,699 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 433 441) no Hoare annotation was computed. [2019-10-13 23:16:49,699 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 433 441) the Hoare annotation is: true [2019-10-13 23:16:49,699 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 382 406) the Hoare annotation is: true [2019-10-13 23:16:49,699 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 382 406) no Hoare annotation was computed. [2019-10-13 23:16:49,700 INFO L439 ceAbstractionStarter]: At program point L396(line 396) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-13 23:16:49,700 INFO L443 ceAbstractionStarter]: For program point L394(lines 394 400) no Hoare annotation was computed. [2019-10-13 23:16:49,700 INFO L439 ceAbstractionStarter]: At program point L392(line 392) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 0) (not (= ~systemActive~0 1))) [2019-10-13 23:16:49,700 INFO L443 ceAbstractionStarter]: For program point L392-1(line 392) no Hoare annotation was computed. [2019-10-13 23:16:49,700 INFO L443 ceAbstractionStarter]: For program point L390(lines 390 403) no Hoare annotation was computed. [2019-10-13 23:16:49,700 INFO L443 ceAbstractionStarter]: For program point L390-1(lines 382 406) no Hoare annotation was computed. [2019-10-13 23:16:49,701 INFO L446 ceAbstractionStarter]: At program point L388(line 388) the Hoare annotation is: true [2019-10-13 23:16:49,701 INFO L443 ceAbstractionStarter]: For program point L388-1(line 388) no Hoare annotation was computed. [2019-10-13 23:16:49,701 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 356 378) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:49,701 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 356 378) no Hoare annotation was computed. [2019-10-13 23:16:49,701 INFO L439 ceAbstractionStarter]: At program point L368(line 368) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-13 23:16:49,702 INFO L439 ceAbstractionStarter]: At program point L368-1(line 368) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-13 23:16:49,702 INFO L443 ceAbstractionStarter]: For program point L366(lines 366 373) no Hoare annotation was computed. [2019-10-13 23:16:49,702 INFO L443 ceAbstractionStarter]: For program point L366-1(lines 366 373) no Hoare annotation was computed. [2019-10-13 23:16:49,702 INFO L443 ceAbstractionStarter]: For program point L364(line 364) no Hoare annotation was computed. [2019-10-13 23:16:49,702 INFO L439 ceAbstractionStarter]: At program point L363(line 363) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:49,703 INFO L439 ceAbstractionStarter]: At program point L362(line 362) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:49,703 INFO L439 ceAbstractionStarter]: At program point L362-1(line 362) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:49,703 INFO L443 ceAbstractionStarter]: For program point L321(line 321) no Hoare annotation was computed. [2019-10-13 23:16:49,703 INFO L443 ceAbstractionStarter]: For program point L320(line 320) no Hoare annotation was computed. [2019-10-13 23:16:49,703 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 312 335) no Hoare annotation was computed. [2019-10-13 23:16:49,704 INFO L443 ceAbstractionStarter]: For program point L319(line 319) no Hoare annotation was computed. [2019-10-13 23:16:49,704 INFO L443 ceAbstractionStarter]: For program point L318(line 318) no Hoare annotation was computed. [2019-10-13 23:16:49,704 INFO L443 ceAbstractionStarter]: For program point L317(line 317) no Hoare annotation was computed. [2019-10-13 23:16:49,704 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 312 335) no Hoare annotation was computed. [2019-10-13 23:16:49,704 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 312 335) no Hoare annotation was computed. [2019-10-13 23:16:49,704 INFO L443 ceAbstractionStarter]: For program point L330(line 330) no Hoare annotation was computed. [2019-10-13 23:16:49,705 INFO L443 ceAbstractionStarter]: For program point L329(line 329) no Hoare annotation was computed. [2019-10-13 23:16:49,705 INFO L443 ceAbstractionStarter]: For program point L328(line 328) no Hoare annotation was computed. [2019-10-13 23:16:49,705 INFO L443 ceAbstractionStarter]: For program point L327(line 327) no Hoare annotation was computed. [2019-10-13 23:16:49,705 INFO L443 ceAbstractionStarter]: For program point L326(line 326) no Hoare annotation was computed. [2019-10-13 23:16:49,705 INFO L443 ceAbstractionStarter]: For program point L325(line 325) no Hoare annotation was computed. [2019-10-13 23:16:49,705 INFO L443 ceAbstractionStarter]: For program point L324(line 324) no Hoare annotation was computed. [2019-10-13 23:16:49,706 INFO L443 ceAbstractionStarter]: For program point L323(line 323) no Hoare annotation was computed. [2019-10-13 23:16:49,706 INFO L443 ceAbstractionStarter]: For program point L322(line 322) no Hoare annotation was computed. [2019-10-13 23:16:49,706 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 208 216) no Hoare annotation was computed. [2019-10-13 23:16:49,706 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 208 216) the Hoare annotation is: true [2019-10-13 23:16:49,706 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 253 271) the Hoare annotation is: true [2019-10-13 23:16:49,706 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 253 271) no Hoare annotation was computed. [2019-10-13 23:16:49,706 INFO L446 ceAbstractionStarter]: At program point L260(line 260) the Hoare annotation is: true [2019-10-13 23:16:49,707 INFO L443 ceAbstractionStarter]: For program point L260-1(line 260) no Hoare annotation was computed. [2019-10-13 23:16:49,707 INFO L443 ceAbstractionStarter]: For program point L247(line 247) no Hoare annotation was computed. [2019-10-13 23:16:49,707 INFO L443 ceAbstractionStarter]: For program point L247-1(line 247) no Hoare annotation was computed. [2019-10-13 23:16:49,707 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 217 252) no Hoare annotation was computed. [2019-10-13 23:16:49,707 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 217 252) no Hoare annotation was computed. [2019-10-13 23:16:49,707 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 419 425) no Hoare annotation was computed. [2019-10-13 23:16:49,708 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 419 425) the Hoare annotation is: true [2019-10-13 23:16:49,708 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 547 592) no Hoare annotation was computed. [2019-10-13 23:16:49,708 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 547 592) no Hoare annotation was computed. [2019-10-13 23:16:49,708 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 860 905) no Hoare annotation was computed. [2019-10-13 23:16:49,708 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 860 905) no Hoare annotation was computed. [2019-10-13 23:16:49,708 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 343 352) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:49,709 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 343 352) no Hoare annotation was computed. [2019-10-13 23:16:49,709 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 343 352) no Hoare annotation was computed. [2019-10-13 23:16:49,709 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 197 207) no Hoare annotation was computed. [2019-10-13 23:16:49,709 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 197 207) no Hoare annotation was computed. [2019-10-13 23:16:49,709 INFO L443 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-10-13 23:16:49,709 INFO L443 ceAbstractionStarter]: For program point L202-1(line 202) no Hoare annotation was computed. [2019-10-13 23:16:49,710 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 189 196) the Hoare annotation is: true [2019-10-13 23:16:49,710 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 189 196) no Hoare annotation was computed. [2019-10-13 23:16:49,710 INFO L443 ceAbstractionStarter]: For program point L162-1(line 162) no Hoare annotation was computed. [2019-10-13 23:16:49,710 INFO L443 ceAbstractionStarter]: For program point L160(lines 160 177) no Hoare annotation was computed. [2019-10-13 23:16:49,710 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 156 180) no Hoare annotation was computed. [2019-10-13 23:16:49,710 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 156 180) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0)) [2019-10-13 23:16:49,711 INFO L439 ceAbstractionStarter]: At program point L175(line 175) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0)) [2019-10-13 23:16:49,711 INFO L443 ceAbstractionStarter]: For program point L175-1(lines 156 180) no Hoare annotation was computed. [2019-10-13 23:16:49,711 INFO L439 ceAbstractionStarter]: At program point L170(line 170) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:16:49,711 INFO L439 ceAbstractionStarter]: At program point L166(line 166) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:16:49,711 INFO L443 ceAbstractionStarter]: For program point L164(lines 164 172) no Hoare annotation was computed. [2019-10-13 23:16:49,711 INFO L439 ceAbstractionStarter]: At program point L162(line 162) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:16:49,712 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 148 154) no Hoare annotation was computed. [2019-10-13 23:16:49,712 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 148 154) the Hoare annotation is: true [2019-10-13 23:16:49,712 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:49,712 INFO L439 ceAbstractionStarter]: At program point L93-2(lines 85 98) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-13 23:16:49,712 INFO L443 ceAbstractionStarter]: For program point L56(lines 55 102) no Hoare annotation was computed. [2019-10-13 23:16:49,713 INFO L439 ceAbstractionStarter]: At program point L87(line 87) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-13 23:16:49,713 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2019-10-13 23:16:49,713 INFO L443 ceAbstractionStarter]: For program point L85(lines 85 98) no Hoare annotation was computed. [2019-10-13 23:16:49,713 INFO L439 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-13 23:16:49,713 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2019-10-13 23:16:49,713 INFO L443 ceAbstractionStarter]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2019-10-13 23:16:49,714 INFO L439 ceAbstractionStarter]: At program point L100(lines 55 102) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-13 23:16:49,714 INFO L439 ceAbstractionStarter]: At program point L67(line 67) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0))) [2019-10-13 23:16:49,714 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2019-10-13 23:16:49,714 INFO L443 ceAbstractionStarter]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2019-10-13 23:16:49,714 INFO L439 ceAbstractionStarter]: At program point L103(lines 54 104) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:49,714 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2019-10-13 23:16:49,714 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 814 859) no Hoare annotation was computed. [2019-10-13 23:16:49,715 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 814 859) no Hoare annotation was computed. [2019-10-13 23:16:49,715 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 522 530) the Hoare annotation is: true [2019-10-13 23:16:49,715 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 522 530) no Hoare annotation was computed. [2019-10-13 23:16:49,715 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 490 512) no Hoare annotation was computed. [2019-10-13 23:16:49,715 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 490 512) no Hoare annotation was computed. [2019-10-13 23:16:49,715 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 409 418) no Hoare annotation was computed. [2019-10-13 23:16:49,715 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 409 418) no Hoare annotation was computed. [2019-10-13 23:16:49,716 INFO L443 ceAbstractionStarter]: For program point L735(lines 735 739) no Hoare annotation was computed. [2019-10-13 23:16:49,716 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 711 813) no Hoare annotation was computed. [2019-10-13 23:16:49,716 INFO L443 ceAbstractionStarter]: For program point L760-2(lines 760 780) no Hoare annotation was computed. [2019-10-13 23:16:49,716 INFO L443 ceAbstractionStarter]: For program point L781(lines 759 782) no Hoare annotation was computed. [2019-10-13 23:16:49,716 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 711 813) no Hoare annotation was computed. [2019-10-13 23:16:49,716 INFO L443 ceAbstractionStarter]: For program point L740(lines 740 756) no Hoare annotation was computed. [2019-10-13 23:16:49,716 INFO L443 ceAbstractionStarter]: For program point L761(lines 760 780) no Hoare annotation was computed. [2019-10-13 23:16:49,716 INFO L443 ceAbstractionStarter]: For program point L792(line 792) no Hoare annotation was computed. [2019-10-13 23:16:49,717 INFO L443 ceAbstractionStarter]: For program point L792-1(line 792) no Hoare annotation was computed. [2019-10-13 23:16:49,717 INFO L443 ceAbstractionStarter]: For program point L757(lines 757 798) no Hoare annotation was computed. [2019-10-13 23:16:49,717 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 711 813) no Hoare annotation was computed. [2019-10-13 23:16:49,717 INFO L443 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2019-10-13 23:16:49,717 INFO L443 ceAbstractionStarter]: For program point L776-1(line 776) no Hoare annotation was computed. [2019-10-13 23:16:49,717 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-13 23:16:49,717 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:16:49,718 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 181 188) no Hoare annotation was computed. [2019-10-13 23:16:49,718 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 181 188) no Hoare annotation was computed. [2019-10-13 23:16:49,718 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 513 521) the Hoare annotation is: true [2019-10-13 23:16:49,718 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 513 521) no Hoare annotation was computed. [2019-10-13 23:16:49,718 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 469 480) the Hoare annotation is: true [2019-10-13 23:16:49,718 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 469 480) no Hoare annotation was computed. [2019-10-13 23:16:49,719 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:16:49,719 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 23:16:49,719 INFO L443 ceAbstractionStarter]: For program point L128(lines 127 146) no Hoare annotation was computed. [2019-10-13 23:16:49,719 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 124 147) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 0)) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0) .cse1) (or (= 1 ~waterLevel~0) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-10-13 23:16:49,719 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 124 147) no Hoare annotation was computed. [2019-10-13 23:16:49,719 INFO L439 ceAbstractionStarter]: At program point L137(line 137) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 0)) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0) .cse1) (or (= 1 ~waterLevel~0) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-10-13 23:16:49,720 INFO L439 ceAbstractionStarter]: At program point L135(lines 135 141) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (= ~pumpRunning~0 0)) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0) .cse1) (or (= 1 ~waterLevel~0) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-10-13 23:16:49,720 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 124 147) no Hoare annotation was computed. [2019-10-13 23:16:49,720 INFO L439 ceAbstractionStarter]: At program point L130(line 130) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-13 23:16:49,720 INFO L446 ceAbstractionStarter]: At program point L288(line 288) the Hoare annotation is: true [2019-10-13 23:16:49,720 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 282 311) no Hoare annotation was computed. [2019-10-13 23:16:49,720 INFO L443 ceAbstractionStarter]: For program point L288-1(line 288) no Hoare annotation was computed. [2019-10-13 23:16:49,721 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 282 311) the Hoare annotation is: true [2019-10-13 23:16:49,721 INFO L446 ceAbstractionStarter]: At program point L307(lines 282 311) the Hoare annotation is: true [2019-10-13 23:16:49,721 INFO L443 ceAbstractionStarter]: For program point L303(line 303) no Hoare annotation was computed. [2019-10-13 23:16:49,721 INFO L443 ceAbstractionStarter]: For program point L296(lines 296 300) no Hoare annotation was computed. [2019-10-13 23:16:49,721 INFO L446 ceAbstractionStarter]: At program point L296-1(lines 296 300) the Hoare annotation is: true [2019-10-13 23:16:49,721 INFO L446 ceAbstractionStarter]: At program point L292-2(lines 292 306) the Hoare annotation is: true [2019-10-13 23:16:49,721 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 481 489) no Hoare annotation was computed. [2019-10-13 23:16:49,722 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 481 489) no Hoare annotation was computed. [2019-10-13 23:16:49,722 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 445 456) the Hoare annotation is: true [2019-10-13 23:16:49,722 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 445 456) no Hoare annotation was computed. [2019-10-13 23:16:49,722 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 336 342) no Hoare annotation was computed. [2019-10-13 23:16:49,722 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 336 342) the Hoare annotation is: true [2019-10-13 23:16:49,722 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:16:49,722 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-13 23:16:49,723 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 23:16:49,723 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 23:16:49,723 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 272 279) no Hoare annotation was computed. [2019-10-13 23:16:49,723 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 272 279) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (= 1 ~systemActive~0)) [2019-10-13 23:16:49,723 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 457 468) no Hoare annotation was computed. [2019-10-13 23:16:49,723 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 457 468) the Hoare annotation is: (or (= 1 ~waterLevel~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 23:16:49,724 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 532 539) the Hoare annotation is: true [2019-10-13 23:16:49,724 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 536) no Hoare annotation was computed. [2019-10-13 23:16:49,724 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 532 539) no Hoare annotation was computed. [2019-10-13 23:16:49,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 11:16:49 BoogieIcfgContainer [2019-10-13 23:16:49,738 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 23:16:49,741 INFO L168 Benchmark]: Toolchain (without parser) took 6666.13 ms. Allocated memory was 138.4 MB in the beginning and 288.4 MB in the end (delta: 149.9 MB). Free memory was 102.1 MB in the beginning and 90.4 MB in the end (delta: 11.7 MB). Peak memory consumption was 161.7 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:49,741 INFO L168 Benchmark]: CDTParser took 1.14 ms. Allocated memory is still 138.4 MB. Free memory is still 121.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-13 23:16:49,742 INFO L168 Benchmark]: CACSL2BoogieTranslator took 648.09 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 102.1 MB in the beginning and 172.3 MB in the end (delta: -70.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:49,743 INFO L168 Benchmark]: Boogie Preprocessor took 76.79 ms. Allocated memory is still 202.4 MB. Free memory was 172.3 MB in the beginning and 168.0 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:49,744 INFO L168 Benchmark]: RCFGBuilder took 1675.70 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 168.0 MB in the beginning and 156.1 MB in the end (delta: 11.9 MB). Peak memory consumption was 84.5 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:49,745 INFO L168 Benchmark]: TraceAbstraction took 4260.61 ms. Allocated memory was 235.9 MB in the beginning and 288.4 MB in the end (delta: 52.4 MB). Free memory was 156.1 MB in the beginning and 90.4 MB in the end (delta: 65.6 MB). Peak memory consumption was 118.1 MB. Max. memory is 7.1 GB. [2019-10-13 23:16:49,750 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.14 ms. Allocated memory is still 138.4 MB. Free memory is still 121.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 648.09 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 102.1 MB in the beginning and 172.3 MB in the end (delta: -70.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 76.79 ms. Allocated memory is still 202.4 MB. Free memory was 172.3 MB in the beginning and 168.0 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1675.70 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 168.0 MB in the beginning and 156.1 MB in the end (delta: 11.9 MB). Peak memory consumption was 84.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4260.61 ms. Allocated memory was 235.9 MB in the beginning and 288.4 MB in the end (delta: 52.4 MB). Free memory was 156.1 MB in the beginning and 90.4 MB in the end (delta: 65.6 MB). Peak memory consumption was 118.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 536]: 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: 292]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || ((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 170 locations, 1 error locations. Result: SAFE, OverallTime: 4.1s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, HoareTripleCheckerStatistics: 539 SDtfs, 307 SDslu, 1083 SDs, 0 SdLazy, 432 SolverSat, 26 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 251 GetRequests, 202 SyntacticMatches, 2 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=183occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 8 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 270 PreInvPairs, 291 NumberOfFragments, 595 HoareAnnotationTreeSize, 270 FomulaSimplifications, 147 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 51 FomulaSimplificationsInter, 819 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 423 NumberOfCodeBlocks, 423 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 504 ConstructedInterpolants, 0 QuantifiedInterpolants, 63968 SizeOfPredicates, 2 NumberOfNonLiveVariables, 756 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 68/84 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...