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 ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 23:36:06,808 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 23:36:06,810 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 23:36:06,822 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 23:36:06,822 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 23:36:06,823 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 23:36:06,824 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 23:36:06,826 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 23:36:06,828 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 23:36:06,829 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 23:36:06,830 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 23:36:06,831 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 23:36:06,831 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 23:36:06,832 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 23:36:06,833 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 23:36:06,835 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 23:36:06,835 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 23:36:06,836 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 23:36:06,838 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 23:36:06,840 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 23:36:06,842 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 23:36:06,843 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 23:36:06,844 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 23:36:06,845 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 23:36:06,851 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 23:36:06,852 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 23:36:06,852 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 23:36:06,853 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 23:36:06,854 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 23:36:06,855 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 23:36:06,855 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 23:36:06,856 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 23:36:06,856 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 23:36:06,857 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 23:36:06,858 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 23:36:06,858 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 23:36:06,859 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 23:36:06,859 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 23:36:06,859 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 23:36:06,860 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 23:36:06,861 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 23:36:06,862 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 [2019-09-18 23:36:06,876 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 23:36:06,877 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 23:36:06,878 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 23:36:06,878 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 23:36:06,878 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 23:36:06,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 23:36:06,879 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 23:36:06,879 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 23:36:06,879 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 23:36:06,879 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 23:36:06,880 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 23:36:06,880 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 23:36:06,880 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 23:36:06,880 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 23:36:06,880 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 23:36:06,881 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 23:36:06,881 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 23:36:06,881 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 23:36:06,881 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 23:36:06,882 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 23:36:06,882 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 23:36:06,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 23:36:06,882 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 23:36:06,882 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 23:36:06,883 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 23:36:06,883 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 23:36:06,883 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 23:36:06,883 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 23:36:06,883 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 -> ReUseSupersetCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-18 23:36:06,923 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 23:36:06,933 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 23:36:06,937 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 23:36:06,938 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 23:36:06,939 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 23:36:06,939 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product22.cil.c [2019-09-18 23:36:06,999 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0042f9cc/81ac604655734815ab36db3d7d85468c/FLAG5f1169c45 [2019-09-18 23:36:07,492 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 23:36:07,495 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product22.cil.c [2019-09-18 23:36:07,514 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0042f9cc/81ac604655734815ab36db3d7d85468c/FLAG5f1169c45 [2019-09-18 23:36:07,821 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0042f9cc/81ac604655734815ab36db3d7d85468c [2019-09-18 23:36:07,831 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 23:36:07,832 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 23:36:07,833 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 23:36:07,834 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 23:36:07,836 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 23:36:07,837 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:36:07" (1/1) ... [2019-09-18 23:36:07,840 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56745d2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:36:07, skipping insertion in model container [2019-09-18 23:36:07,840 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:36:07" (1/1) ... [2019-09-18 23:36:07,846 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 23:36:07,912 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 23:36:08,339 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 23:36:08,364 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 23:36:08,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 23:36:08,527 INFO L192 MainTranslator]: Completed translation [2019-09-18 23:36:08,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:36:08 WrapperNode [2019-09-18 23:36:08,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 23:36:08,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 23:36:08,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 23:36:08,528 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 23:36:08,541 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:36:08" (1/1) ... [2019-09-18 23:36:08,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:36:08" (1/1) ... [2019-09-18 23:36:08,561 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:36:08" (1/1) ... [2019-09-18 23:36:08,562 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:36:08" (1/1) ... [2019-09-18 23:36:08,593 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:36:08" (1/1) ... [2019-09-18 23:36:08,602 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:36:08" (1/1) ... [2019-09-18 23:36:08,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:36:08" (1/1) ... [2019-09-18 23:36:08,614 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 23:36:08,615 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 23:36:08,615 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 23:36:08,615 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 23:36:08,616 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:36:08" (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 [2019-09-18 23:36:08,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 23:36:08,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 23:36:08,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 23:36:08,668 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 23:36:08,669 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 23:36:08,669 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 23:36:08,669 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 23:36:08,669 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 23:36:08,669 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 23:36:08,670 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 23:36:08,670 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 23:36:08,671 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 23:36:08,671 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 23:36:08,671 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 23:36:08,671 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 23:36:08,671 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 23:36:08,674 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-18 23:36:08,674 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 23:36:08,674 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 23:36:08,674 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 23:36:08,674 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 23:36:08,674 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 23:36:08,675 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 23:36:08,675 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 23:36:08,675 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 23:36:08,675 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 23:36:08,675 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 23:36:08,676 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 23:36:08,676 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 23:36:08,676 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 23:36:08,676 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 23:36:08,676 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 23:36:08,676 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-18 23:36:08,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 23:36:08,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 23:36:08,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 23:36:08,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 23:36:08,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 23:36:08,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 23:36:08,678 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 23:36:08,678 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 23:36:08,679 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 23:36:08,679 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 23:36:08,679 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 23:36:08,679 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 23:36:08,679 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 23:36:08,679 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 23:36:08,679 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 23:36:08,680 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 23:36:08,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 23:36:08,680 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 23:36:08,680 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 23:36:08,680 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 23:36:08,680 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 23:36:08,681 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 23:36:08,681 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 23:36:08,681 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 23:36:08,681 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 23:36:08,681 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 23:36:08,682 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 23:36:08,682 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-18 23:36:08,682 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 23:36:08,682 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 23:36:08,682 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 23:36:08,683 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-18 23:36:08,683 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 23:36:08,683 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 23:36:08,683 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 23:36:08,683 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 23:36:08,684 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 23:36:08,684 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 23:36:08,684 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 23:36:08,684 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 23:36:08,685 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 23:36:08,685 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 23:36:08,685 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 23:36:08,686 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 23:36:08,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 23:36:08,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 23:36:08,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 23:36:08,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 23:36:08,687 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 23:36:08,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 23:36:08,688 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 23:36:08,688 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 23:36:08,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 23:36:08,688 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 23:36:08,689 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 23:36:08,689 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 23:36:08,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 23:36:08,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 23:36:08,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 23:36:10,195 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 23:36:10,195 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 23:36:10,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:36:10 BoogieIcfgContainer [2019-09-18 23:36:10,197 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 23:36:10,198 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 23:36:10,198 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 23:36:10,198 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 23:36:10,200 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:36:10" (1/1) ... [2019-09-18 23:36:10,201 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 23:36:10,248 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 23:36:10,249 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 23:36:10,261 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 23:36:10,277 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 23:36:10,278 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 23:36:22,444 WARN L191 SmtUtils]: Spent 12.05 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-18 23:36:33,790 WARN L191 SmtUtils]: Spent 11.34 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-18 23:36:55,926 WARN L191 SmtUtils]: Spent 13.73 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 23:36:57,581 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 23:37:01,397 WARN L191 SmtUtils]: Spent 3.81 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-18 23:37:01,405 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-18 23:37:03,199 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:37:04,892 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:37:06,647 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:37:08,330 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:37:10,058 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 23:37:11,754 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 23:37:13,490 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:37:15,197 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:37:15,205 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-18 23:37:15,211 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-18 23:37:18,784 WARN L191 SmtUtils]: Spent 3.47 s on a formula simplification. DAG size of input: 431 DAG size of output: 425 [2019-09-18 23:37:20,524 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 425 [2019-09-18 23:37:31,287 WARN L191 SmtUtils]: Spent 10.76 s on a formula simplification. DAG size of input: 449 DAG size of output: 447 [2019-09-18 23:37:36,537 WARN L191 SmtUtils]: Spent 5.25 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-18 23:37:46,653 WARN L191 SmtUtils]: Spent 10.07 s on a formula simplification. DAG size of input: 433 DAG size of output: 428 [2019-09-18 23:37:51,690 WARN L191 SmtUtils]: Spent 5.04 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-18 23:38:11,176 WARN L191 SmtUtils]: Spent 19.47 s on a formula simplification. DAG size of input: 468 DAG size of output: 462 [2019-09-18 23:38:19,703 WARN L191 SmtUtils]: Spent 8.53 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-18 23:38:28,340 WARN L191 SmtUtils]: Spent 8.58 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-18 23:38:36,911 WARN L191 SmtUtils]: Spent 8.57 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-18 23:39:13,944 WARN L191 SmtUtils]: Spent 37.00 s on a formula simplification. DAG size of input: 491 DAG size of output: 491 [2019-09-18 23:39:29,515 WARN L191 SmtUtils]: Spent 15.57 s on a formula simplification that was a NOOP. DAG size: 491 [2019-09-18 23:39:31,010 WARN L191 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 457 DAG size of output: 1 [2019-09-18 23:39:36,407 WARN L191 SmtUtils]: Spent 5.39 s on a formula simplification. DAG size of input: 451 DAG size of output: 437 [2019-09-18 23:39:38,418 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 437 [2019-09-18 23:39:43,691 WARN L191 SmtUtils]: Spent 5.16 s on a formula simplification. DAG size of input: 433 DAG size of output: 431 [2019-09-18 23:39:46,323 WARN L191 SmtUtils]: Spent 2.63 s on a formula simplification that was a NOOP. DAG size: 431 [2019-09-18 23:39:51,556 WARN L191 SmtUtils]: Spent 5.23 s on a formula simplification. DAG size of input: 436 DAG size of output: 433 [2019-09-18 23:39:54,182 WARN L191 SmtUtils]: Spent 2.62 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-18 23:39:59,409 WARN L191 SmtUtils]: Spent 5.22 s on a formula simplification. DAG size of input: 435 DAG size of output: 433 [2019-09-18 23:40:02,020 WARN L191 SmtUtils]: Spent 2.61 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-18 23:40:07,459 WARN L191 SmtUtils]: Spent 5.43 s on a formula simplification. DAG size of input: 452 DAG size of output: 435 [2019-09-18 23:40:09,630 WARN L191 SmtUtils]: Spent 2.17 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-18 23:40:12,230 WARN L191 SmtUtils]: Spent 2.59 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-18 23:40:14,829 WARN L191 SmtUtils]: Spent 2.60 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-18 23:40:15,523 WARN L191 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 1 [2019-09-18 23:40:20,829 WARN L191 SmtUtils]: Spent 5.30 s on a formula simplification. DAG size of input: 440 DAG size of output: 433 [2019-09-18 23:40:23,429 WARN L191 SmtUtils]: Spent 2.60 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-18 23:40:27,900 WARN L191 SmtUtils]: Spent 4.47 s on a formula simplification. DAG size of input: 444 DAG size of output: 435 [2019-09-18 23:40:30,077 WARN L191 SmtUtils]: Spent 2.18 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-18 23:41:02,641 WARN L191 SmtUtils]: Spent 32.53 s on a formula simplification. DAG size of input: 490 DAG size of output: 485 [2019-09-18 23:41:11,809 WARN L191 SmtUtils]: Spent 9.17 s on a formula simplification that was a NOOP. DAG size: 485 [2019-09-18 23:41:31,635 WARN L191 SmtUtils]: Spent 19.80 s on a formula simplification. DAG size of input: 489 DAG size of output: 486 [2019-09-18 23:41:41,671 WARN L191 SmtUtils]: Spent 10.03 s on a formula simplification that was a NOOP. DAG size: 486 [2019-09-18 23:41:56,001 WARN L191 SmtUtils]: Spent 14.25 s on a formula simplification. DAG size of input: 453 DAG size of output: 442 [2019-09-18 23:42:02,908 WARN L191 SmtUtils]: Spent 6.91 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 23:42:33,664 WARN L191 SmtUtils]: Spent 30.72 s on a formula simplification. DAG size of input: 581 DAG size of output: 508 [2019-09-18 23:42:47,415 WARN L191 SmtUtils]: Spent 13.75 s on a formula simplification that was a NOOP. DAG size: 508 [2019-09-18 23:43:02,122 WARN L191 SmtUtils]: Spent 14.62 s on a formula simplification. DAG size of input: 459 DAG size of output: 442 [2019-09-18 23:43:09,158 WARN L191 SmtUtils]: Spent 7.03 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 23:44:07,304 WARN L191 SmtUtils]: Spent 58.12 s on a formula simplification. DAG size of input: 532 DAG size of output: 521 [2019-09-18 23:44:25,273 WARN L191 SmtUtils]: Spent 17.97 s on a formula simplification that was a NOOP. DAG size: 521 [2019-09-18 23:44:33,723 WARN L191 SmtUtils]: Spent 8.34 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-18 23:45:33,726 WARN L191 SmtUtils]: Spent 59.93 s on a formula simplification. DAG size of input: 586 DAG size of output: 496 [2019-09-18 23:45:43,313 WARN L191 SmtUtils]: Spent 9.59 s on a formula simplification that was a NOOP. DAG size: 496 [2019-09-18 23:45:45,567 WARN L191 SmtUtils]: Spent 2.23 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-18 23:46:01,454 WARN L191 SmtUtils]: Spent 15.87 s on a formula simplification. DAG size of input: 493 DAG size of output: 475 [2019-09-18 23:46:08,352 WARN L191 SmtUtils]: Spent 6.90 s on a formula simplification that was a NOOP. DAG size: 475 [2019-09-18 23:46:26,741 WARN L191 SmtUtils]: Spent 18.35 s on a formula simplification. DAG size of input: 505 DAG size of output: 481 [2019-09-18 23:46:35,616 WARN L191 SmtUtils]: Spent 8.87 s on a formula simplification that was a NOOP. DAG size: 481 [2019-09-18 23:46:42,433 WARN L191 SmtUtils]: Spent 6.75 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 23:47:19,812 WARN L191 SmtUtils]: Spent 37.35 s on a formula simplification. DAG size of input: 546 DAG size of output: 502 [2019-09-18 23:47:31,524 WARN L191 SmtUtils]: Spent 11.71 s on a formula simplification that was a NOOP. DAG size: 502 [2019-09-18 23:47:38,681 WARN L191 SmtUtils]: Spent 7.07 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 23:48:20,905 WARN L191 SmtUtils]: Spent 42.19 s on a formula simplification. DAG size of input: 521 DAG size of output: 520 [2019-09-18 23:48:39,330 WARN L191 SmtUtils]: Spent 18.42 s on a formula simplification that was a NOOP. DAG size: 520 [2019-09-18 23:48:47,753 WARN L191 SmtUtils]: Spent 8.36 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-18 23:49:13,553 WARN L191 SmtUtils]: Spent 25.75 s on a formula simplification. DAG size of input: 562 DAG size of output: 495 [2019-09-18 23:49:24,864 WARN L191 SmtUtils]: Spent 11.31 s on a formula simplification that was a NOOP. DAG size: 495 [2019-09-18 23:49:27,132 WARN L191 SmtUtils]: Spent 2.24 s on a formula simplification that was a NOOP. DAG size: 435