java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product55.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 23:13:07,809 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 23:13:07,811 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 23:13:07,823 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 23:13:07,823 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 23:13:07,824 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 23:13:07,825 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 23:13:07,827 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 23:13:07,829 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 23:13:07,830 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 23:13:07,831 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 23:13:07,832 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 23:13:07,832 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 23:13:07,833 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 23:13:07,834 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 23:13:07,835 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 23:13:07,836 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 23:13:07,837 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 23:13:07,839 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 23:13:07,840 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 23:13:07,842 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 23:13:07,843 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 23:13:07,844 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 23:13:07,845 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 23:13:07,847 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 23:13:07,847 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 23:13:07,847 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 23:13:07,848 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 23:13:07,848 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 23:13:07,849 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 23:13:07,849 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 23:13:07,850 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 23:13:07,851 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 23:13:07,852 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 23:13:07,853 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 23:13:07,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 23:13:07,854 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 23:13:07,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 23:13:07,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 23:13:07,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 23:13:07,856 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 23:13:07,857 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 [2019-09-19 23:13:07,870 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 23:13:07,871 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 23:13:07,872 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 23:13:07,872 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 23:13:07,872 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 23:13:07,873 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 23:13:07,873 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 23:13:07,873 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 23:13:07,873 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 23:13:07,873 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 23:13:07,874 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 23:13:07,874 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 23:13:07,874 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 23:13:07,874 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 23:13:07,874 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 23:13:07,875 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 23:13:07,875 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 23:13:07,875 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 23:13:07,875 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 23:13:07,875 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 23:13:07,876 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 23:13:07,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 23:13:07,876 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 23:13:07,876 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 23:13:07,876 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 23:13:07,877 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 23:13:07,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 23:13:07,877 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 23:13:07,877 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 23:13:07,909 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 23:13:07,921 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 23:13:07,925 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 23:13:07,926 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 23:13:07,926 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 23:13:07,927 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product55.cil.c [2019-09-19 23:13:07,988 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7e5f1750/5fe972f51f5f4fcb9e1926a12be5c2fc/FLAG3c3aff57d [2019-09-19 23:13:08,539 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 23:13:08,540 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product55.cil.c [2019-09-19 23:13:08,563 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7e5f1750/5fe972f51f5f4fcb9e1926a12be5c2fc/FLAG3c3aff57d [2019-09-19 23:13:08,847 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7e5f1750/5fe972f51f5f4fcb9e1926a12be5c2fc [2019-09-19 23:13:08,858 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 23:13:08,860 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 23:13:08,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 23:13:08,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 23:13:08,867 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 23:13:08,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:13:08" (1/1) ... [2019-09-19 23:13:08,872 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29914bb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:13:08, skipping insertion in model container [2019-09-19 23:13:08,872 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:13:08" (1/1) ... [2019-09-19 23:13:08,880 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 23:13:08,943 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 23:13:09,412 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:13:09,426 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 23:13:09,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:13:09,576 INFO L192 MainTranslator]: Completed translation [2019-09-19 23:13:09,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:13:09 WrapperNode [2019-09-19 23:13:09,577 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 23:13:09,577 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 23:13:09,577 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 23:13:09,578 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 23:13:09,593 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:13:09" (1/1) ... [2019-09-19 23:13:09,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:13:09" (1/1) ... [2019-09-19 23:13:09,629 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:13:09" (1/1) ... [2019-09-19 23:13:09,629 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:13:09" (1/1) ... [2019-09-19 23:13:09,673 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:13:09" (1/1) ... [2019-09-19 23:13:09,691 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:13:09" (1/1) ... [2019-09-19 23:13:09,700 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:13:09" (1/1) ... [2019-09-19 23:13:09,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 23:13:09,708 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 23:13:09,709 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 23:13:09,709 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 23:13:09,710 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:13:09" (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 [2019-09-19 23:13:09,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 23:13:09,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 23:13:09,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 23:13:09,788 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 23:13:09,789 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 23:13:09,789 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 23:13:09,789 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 23:13:09,790 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 23:13:09,790 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 23:13:09,790 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 23:13:09,790 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 23:13:09,791 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 23:13:09,791 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 23:13:09,792 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 23:13:09,792 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 23:13:09,792 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 23:13:09,794 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 23:13:09,795 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 23:13:09,795 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 23:13:09,795 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-19 23:13:09,795 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 23:13:09,795 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 23:13:09,796 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 23:13:09,796 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 23:13:09,796 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 23:13:09,796 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 23:13:09,796 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 23:13:09,797 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 23:13:09,797 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-19 23:13:09,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 23:13:09,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 23:13:09,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 23:13:09,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 23:13:09,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 23:13:09,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 23:13:09,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-19 23:13:09,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-19 23:13:09,798 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 23:13:09,798 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 23:13:09,799 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 23:13:09,799 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 23:13:09,799 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 23:13:09,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 23:13:09,799 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 23:13:09,799 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 23:13:09,801 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 23:13:09,802 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 23:13:09,803 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 23:13:09,803 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 23:13:09,803 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 23:13:09,803 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 23:13:09,803 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 23:13:09,803 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 23:13:09,803 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 23:13:09,804 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 23:13:09,804 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 23:13:09,804 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 23:13:09,804 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 23:13:09,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 23:13:09,804 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-19 23:13:09,805 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 23:13:09,805 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 23:13:09,805 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 23:13:09,805 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 23:13:09,805 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 23:13:09,806 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 23:13:09,806 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 23:13:09,806 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-19 23:13:09,806 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 23:13:09,806 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 23:13:09,806 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 23:13:09,807 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 23:13:09,807 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 23:13:09,807 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-19 23:13:09,808 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 23:13:09,808 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 23:13:09,808 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 23:13:09,809 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 23:13:09,809 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 23:13:09,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 23:13:09,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 23:13:09,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 23:13:09,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 23:13:09,810 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 23:13:09,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 23:13:09,811 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 23:13:09,811 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 23:13:09,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 23:13:09,812 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 23:13:09,812 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 23:13:09,812 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 23:13:09,812 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 23:13:09,812 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-19 23:13:09,813 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 23:13:09,813 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 23:13:09,813 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 23:13:09,813 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 23:13:09,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 23:13:09,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 23:13:09,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 23:13:11,320 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 23:13:11,320 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 23:13:11,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:13:11 BoogieIcfgContainer [2019-09-19 23:13:11,322 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 23:13:11,322 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 23:13:11,322 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 23:13:11,323 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 23:13:11,324 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:13:11" (1/1) ... [2019-09-19 23:13:11,325 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=NeverFluid [2019-09-19 23:13:11,353 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 23:13:11,353 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 23:13:11,367 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 23:13:11,378 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 23:13:11,380 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 23:13:36,451 WARN L191 SmtUtils]: Spent 15.15 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 23:13:38,083 WARN L191 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 23:13:41,884 WARN L191 SmtUtils]: Spent 3.79 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 23:13:43,675 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 23:13:45,436 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 23:13:45,450 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-19 23:13:45,506 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-19 23:13:45,523 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-19 23:13:57,430 WARN L191 SmtUtils]: Spent 11.64 s on a formula simplification. DAG size of input: 463 DAG size of output: 459 [2019-09-19 23:14:03,165 WARN L191 SmtUtils]: Spent 5.73 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 23:14:14,564 WARN L191 SmtUtils]: Spent 11.40 s on a formula simplification. DAG size of input: 463 DAG size of output: 459 [2019-09-19 23:14:20,210 WARN L191 SmtUtils]: Spent 5.64 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 23:14:31,615 WARN L191 SmtUtils]: Spent 11.40 s on a formula simplification. DAG size of input: 460 DAG size of output: 459 [2019-09-19 23:14:37,315 WARN L191 SmtUtils]: Spent 5.70 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 23:14:48,664 WARN L191 SmtUtils]: Spent 11.35 s on a formula simplification. DAG size of input: 460 DAG size of output: 459 [2019-09-19 23:14:54,276 WARN L191 SmtUtils]: Spent 5.61 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 23:15:05,651 WARN L191 SmtUtils]: Spent 11.37 s on a formula simplification. DAG size of input: 460 DAG size of output: 459 [2019-09-19 23:15:11,267 WARN L191 SmtUtils]: Spent 5.62 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 23:15:22,587 WARN L191 SmtUtils]: Spent 11.32 s on a formula simplification. DAG size of input: 460 DAG size of output: 459 [2019-09-19 23:15:28,180 WARN L191 SmtUtils]: Spent 5.59 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 23:15:43,289 WARN L191 SmtUtils]: Spent 15.03 s on a formula simplification. DAG size of input: 466 DAG size of output: 462 [2019-09-19 23:15:43,408 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 23:15:58,598 WARN L191 SmtUtils]: Spent 14.90 s on a formula simplification. DAG size of input: 466 DAG size of output: 462 [2019-09-19 23:16:13,884 WARN L191 SmtUtils]: Spent 14.89 s on a formula simplification. DAG size of input: 463 DAG size of output: 462 [2019-09-19 23:16:14,420 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-19 23:16:29,308 WARN L191 SmtUtils]: Spent 14.89 s on a formula simplification. DAG size of input: 463 DAG size of output: 462 [2019-09-19 23:16:29,853 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-19 23:16:44,753 WARN L191 SmtUtils]: Spent 14.90 s on a formula simplification. DAG size of input: 463 DAG size of output: 462 [2019-09-19 23:16:45,294 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-19 23:17:00,266 WARN L191 SmtUtils]: Spent 14.97 s on a formula simplification. DAG size of input: 463 DAG size of output: 462 [2019-09-19 23:17:00,830 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-19 23:17:01,134 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 78 [2019-09-19 23:17:01,492 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 78 [2019-09-19 23:17:01,858 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 76 [2019-09-19 23:17:02,179 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 76 [2019-09-19 23:17:02,296 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-19 23:17:02,528 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 76 [2019-09-19 23:17:02,846 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 76 [2019-09-19 23:17:04,361 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 90 [2019-09-19 23:17:04,479 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-19 23:17:04,820 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 90 [2019-09-19 23:17:04,935 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-19 23:17:05,604 WARN L191 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 97 [2019-09-19 23:17:05,950 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-19 23:17:06,294 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-19 23:17:06,642 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-19 23:17:07,275 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 86 [2019-09-19 23:17:07,383 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 23:17:07,708 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 86 [2019-09-19 23:17:07,813 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 23:17:08,452 WARN L191 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 93 [2019-09-19 23:17:08,770 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-19 23:17:09,072 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 78 [2019-09-19 23:17:09,762 WARN L191 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 86 [2019-09-19 23:17:10,041 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 23:17:10,996 WARN L191 SmtUtils]: Spent 936.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 95 [2019-09-19 23:17:11,286 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-19 23:17:12,210 WARN L191 SmtUtils]: Spent 923.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 95 [2019-09-19 23:17:12,499 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-19 23:17:13,148 WARN L191 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 102 [2019-09-19 23:17:13,474 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-19 23:17:13,799 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-19 23:17:14,126 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-19 23:17:14,665 WARN L191 SmtUtils]: Spent 535.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-19 23:17:15,415 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-19 23:17:15,554 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-19 23:17:15,889 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-19 23:17:16,054 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-19 23:17:16,528 WARN L191 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 103 [2019-09-19 23:17:16,665 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-19 23:17:17,118 WARN L191 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 103 [2019-09-19 23:17:17,254 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-19 23:17:17,642 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 114 [2019-09-19 23:17:17,833 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-19 23:17:18,000 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-19 23:17:18,169 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-19 23:17:18,586 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-19 23:17:19,489 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 110 [2019-09-19 23:17:19,632 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-19 23:17:20,027 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 110 [2019-09-19 23:17:20,476 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 86 [2019-09-19 23:17:20,582 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 23:17:20,907 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 86 [2019-09-19 23:17:21,013 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 23:17:21,646 WARN L191 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 93 [2019-09-19 23:17:21,953 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-19 23:17:22,271 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-19 23:17:22,594 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-19 23:17:22,932 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 86 [2019-09-19 23:17:23,037 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 23:17:23,360 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 86 [2019-09-19 23:17:23,467 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 23:17:24,101 WARN L191 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 93 [2019-09-19 23:17:24,409 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-19 23:17:24,691 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 78 [2019-09-19 23:17:25,352 WARN L191 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 86 [2019-09-19 23:17:25,635 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 23:17:26,565 WARN L191 SmtUtils]: Spent 915.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 95 [2019-09-19 23:17:26,855 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-19 23:17:27,771 WARN L191 SmtUtils]: Spent 915.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 95 [2019-09-19 23:17:28,058 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-19 23:17:28,704 WARN L191 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 102 [2019-09-19 23:17:29,025 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-19 23:17:29,363 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-19 23:17:29,689 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-19 23:17:30,241 WARN L191 SmtUtils]: Spent 549.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-19 23:17:30,971 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-19 23:17:31,113 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-19 23:17:31,465 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-19 23:17:31,635 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-19 23:17:32,091 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 103 [2019-09-19 23:17:32,227 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-19 23:17:32,524 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 103 [2019-09-19 23:17:32,660 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-19 23:17:33,066 WARN L191 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 114 [2019-09-19 23:17:33,270 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-19 23:17:33,450 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-19 23:17:33,622 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-19 23:17:34,041 WARN L191 SmtUtils]: Spent 415.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-19 23:17:34,927 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 110 [2019-09-19 23:17:35,070 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-19 23:17:35,450 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 110 [2019-09-19 23:17:35,933 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-19 23:17:36,102 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-19 23:17:36,200 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-19 23:17:36,204 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-19 23:17:36,262 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 23:17:36,262 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 23:17:36,265 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1002#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-19 23:17:36,284 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 23:17:36,284 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 23:17:36,295 INFO L168 Benchmark]: Toolchain (without parser) took 267426.93 ms. Allocated memory was 133.7 MB in the beginning and 164.6 MB in the end (delta: 30.9 MB). Free memory was 88.3 MB in the beginning and 113.3 MB in the end (delta: -25.0 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. [2019-09-19 23:17:36,296 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 133.7 MB. Free memory was 108.1 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 23:17:36,297 INFO L168 Benchmark]: CACSL2BoogieTranslator took 713.54 ms. Allocated memory was 133.7 MB in the beginning and 201.3 MB in the end (delta: 67.6 MB). Free memory was 88.0 MB in the beginning and 165.4 MB in the end (delta: -77.4 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. [2019-09-19 23:17:36,300 INFO L168 Benchmark]: Boogie Preprocessor took 130.75 ms. Allocated memory is still 201.3 MB. Free memory was 165.4 MB in the beginning and 161.0 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-19 23:17:36,301 INFO L168 Benchmark]: RCFGBuilder took 1613.54 ms. Allocated memory was 201.3 MB in the beginning and 226.5 MB in the end (delta: 25.2 MB). Free memory was 161.0 MB in the beginning and 142.2 MB in the end (delta: 18.8 MB). Peak memory consumption was 88.2 MB. Max. memory is 7.1 GB. [2019-09-19 23:17:36,305 INFO L168 Benchmark]: Sifa took 264962.03 ms. Allocated memory was 226.5 MB in the beginning and 164.6 MB in the end (delta: -61.9 MB). Free memory was 142.2 MB in the beginning and 113.3 MB in the end (delta: 29.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 23:17:36,313 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 133.7 MB. Free memory was 108.1 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 713.54 ms. Allocated memory was 133.7 MB in the beginning and 201.3 MB in the end (delta: 67.6 MB). Free memory was 88.0 MB in the beginning and 165.4 MB in the end (delta: -77.4 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 130.75 ms. Allocated memory is still 201.3 MB. Free memory was 165.4 MB in the beginning and 161.0 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1613.54 ms. Allocated memory was 201.3 MB in the beginning and 226.5 MB in the end (delta: 25.2 MB). Free memory was 161.0 MB in the beginning and 142.2 MB in the end (delta: 18.8 MB). Peak memory consumption was 88.2 MB. Max. memory is 7.1 GB. * Sifa took 264962.03 ms. Allocated memory was 226.5 MB in the beginning and 164.6 MB in the end (delta: -61.9 MB). Free memory was 142.2 MB in the beginning and 113.3 MB in the end (delta: 29.0 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 264912, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 501, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 349, TOOLS_POST_TIME[ms]: 30565, TOOLS_POST_CALL_APPLICATIONS: 130, TOOLS_POST_CALL_TIME[ms]: 177, TOOLS_POST_RETURN_APPLICATIONS: 121, TOOLS_POST_RETURN_TIME[ms]: 115, TOOLS_QUANTIFIERELIM_APPLICATIONS: 600, TOOLS_QUANTIFIERELIM_TIME[ms]: 30714, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 30426, FLUID_QUERY_TIME[ms]: 1, FLUID_QUERIES: 520, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 165, DOMAIN_JOIN_TIME[ms]: 230595, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 8, DOMAIN_WIDEN_TIME[ms]: 2749, DOMAIN_ISSUBSETEQ_APPLICATIONS: 19, DOMAIN_ISSUBSETEQ_TIME[ms]: 22, DOMAIN_ISBOTTOM_APPLICATIONS: 106, DOMAIN_ISBOTTOM_TIME[ms]: 513, LOOP_SUMMARIZER_APPLICATIONS: 11, LOOP_SUMMARIZER_CACHE_MISSES: 11, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 26491, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 26491, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 19, CALL_SUMMARIZER_APPLICATIONS: 121, CALL_SUMMARIZER_CACHE_MISSES: 31, CALL_SUMMARIZER_OVERALL_TIME[ms]: 35406, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 35405, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 45, DAG_COMPRESSION_PROCESSED_NODES: 817, DAG_COMPRESSION_RETAINED_NODES: 305 - UnprovableResult [Line: 1009]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 1002#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...