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 SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:03:35,846 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:03:35,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:03:35,860 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:03:35,860 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:03:35,861 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:03:35,863 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:03:35,864 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:03:35,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:03:35,867 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:03:35,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:03:35,869 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:03:35,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:03:35,870 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:03:35,871 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:03:35,872 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:03:35,873 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:03:35,874 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:03:35,875 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:03:35,877 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:03:35,879 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:03:35,880 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:03:35,881 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:03:35,882 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:03:35,883 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:03:35,884 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:03:35,884 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:03:35,885 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:03:35,885 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:03:35,886 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:03:35,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:03:35,887 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:03:35,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:03:35,888 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:03:35,889 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:03:35,890 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:03:35,890 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:03:35,890 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:03:35,891 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:03:35,892 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:03:35,892 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:03:35,893 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 [2019-09-17 06:03:35,907 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:03:35,907 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:03:35,909 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:03:35,909 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:03:35,909 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:03:35,909 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:03:35,910 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:03:35,910 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:03:35,910 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:03:35,910 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:03:35,910 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:03:35,911 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:03:35,911 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:03:35,911 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:03:35,911 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:03:35,911 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:03:35,911 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:03:35,912 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:03:35,912 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:03:35,912 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:03:35,912 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:03:35,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:03:35,913 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:03:35,913 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:03:35,913 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:03:35,913 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:03:35,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:03:35,914 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:03:35,914 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 -> 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_QUICK [2019-09-17 06:03:35,946 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:03:35,959 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:03:35,963 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:03:35,964 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:03:35,965 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:03:35,965 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c [2019-09-17 06:03:36,031 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/049e737e2/dde1ae0afa704a709f83a595269f15b9/FLAG213049460 [2019-09-17 06:03:36,593 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:03:36,593 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product02.cil.c [2019-09-17 06:03:36,627 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/049e737e2/dde1ae0afa704a709f83a595269f15b9/FLAG213049460 [2019-09-17 06:03:36,883 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/049e737e2/dde1ae0afa704a709f83a595269f15b9 [2019-09-17 06:03:36,895 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:03:36,898 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:03:36,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:03:36,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:03:36,906 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:03:36,908 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:03:36" (1/1) ... [2019-09-17 06:03:36,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@425f21cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:36, skipping insertion in model container [2019-09-17 06:03:36,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:03:36" (1/1) ... [2019-09-17 06:03:36,922 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:03:36,983 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:03:37,437 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:03:37,455 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:03:37,539 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:03:37,591 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:03:37,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:37 WrapperNode [2019-09-17 06:03:37,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:03:37,592 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:03:37,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:03:37,593 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:03:37,604 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:37" (1/1) ... [2019-09-17 06:03:37,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:37" (1/1) ... [2019-09-17 06:03:37,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:37" (1/1) ... [2019-09-17 06:03:37,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:37" (1/1) ... [2019-09-17 06:03:37,664 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:37" (1/1) ... [2019-09-17 06:03:37,674 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:37" (1/1) ... [2019-09-17 06:03:37,679 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:37" (1/1) ... [2019-09-17 06:03:37,686 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:03:37,687 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:03:37,687 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:03:37,687 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:03:37,688 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:03:37" (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 [2019-09-17 06:03:37,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:03:37,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:03:37,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 06:03:37,762 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 06:03:37,763 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 06:03:37,764 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 06:03:37,764 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 06:03:37,764 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 06:03:37,764 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 06:03:37,764 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 06:03:37,765 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 06:03:37,765 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 06:03:37,766 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 06:03:37,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-17 06:03:37,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-17 06:03:37,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 06:03:37,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 06:03:37,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 06:03:37,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 06:03:37,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 06:03:37,769 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 06:03:37,769 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 06:03:37,769 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 06:03:37,769 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 06:03:37,769 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 06:03:37,769 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:03:37,770 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 06:03:37,770 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 06:03:37,770 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 06:03:37,770 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 06:03:37,770 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 06:03:37,770 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 06:03:37,771 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 06:03:37,771 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 06:03:37,771 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 06:03:37,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 06:03:37,771 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:03:37,771 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:03:37,772 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 06:03:37,772 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 06:03:37,772 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 06:03:37,772 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 06:03:37,772 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 06:03:37,773 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 06:03:37,773 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 06:03:37,773 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 06:03:37,774 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 06:03:37,774 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 06:03:37,774 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 06:03:37,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 06:03:37,774 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 06:03:37,775 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 06:03:37,775 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-17 06:03:37,775 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-17 06:03:37,775 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 06:03:37,775 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 06:03:37,775 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 06:03:37,775 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 06:03:37,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 06:03:37,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 06:03:37,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 06:03:37,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 06:03:37,777 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 06:03:37,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 06:03:37,777 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 06:03:37,777 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 06:03:37,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 06:03:37,777 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 06:03:37,777 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 06:03:37,778 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 06:03:37,778 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 06:03:37,778 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 06:03:37,778 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 06:03:37,779 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 06:03:37,779 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 06:03:37,779 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 06:03:37,780 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 06:03:37,780 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:03:37,780 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 06:03:37,780 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 06:03:37,781 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 06:03:37,781 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 06:03:37,781 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 06:03:37,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:03:37,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 06:03:37,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:03:39,316 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:03:39,316 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 06:03:39,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:03:39 BoogieIcfgContainer [2019-09-17 06:03:39,318 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:03:39,318 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:03:39,319 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:03:39,319 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:03:39,320 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:03:39" (1/1) ... [2019-09-17 06:03:39,321 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-17 06:03:39,346 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:03:39,347 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:03:39,356 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:03:39,365 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:03:39,367 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:03:48,846 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 06:03:50,562 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 06:03:50,707 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:03:50,874 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:03:50,986 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:03:51,010 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 482 for LOIs [2019-09-17 06:03:51,073 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 482 for LOIs [2019-09-17 06:03:51,090 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 482 for LOIs [2019-09-17 06:03:51,258 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-17 06:03:51,382 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-17 06:03:51,796 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-17 06:03:52,171 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-17 06:03:52,431 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-17 06:03:52,695 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-17 06:03:52,896 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-17 06:03:53,097 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-17 06:03:53,633 WARN L191 SmtUtils]: Spent 492.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:03:53,984 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:03:54,702 WARN L191 SmtUtils]: Spent 657.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:03:55,313 WARN L191 SmtUtils]: Spent 609.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:03:56,070 WARN L191 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 524 [2019-09-17 06:03:56,548 WARN L191 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-17 06:03:56,957 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-17 06:03:57,395 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-17 06:03:58,237 WARN L191 SmtUtils]: Spent 839.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-17 06:03:58,728 WARN L191 SmtUtils]: Spent 489.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-17 06:03:59,185 WARN L191 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-17 06:03:59,611 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-17 06:04:00,350 WARN L191 SmtUtils]: Spent 716.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-17 06:04:00,547 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 504 [2019-09-17 06:04:01,422 WARN L191 SmtUtils]: Spent 648.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:04:02,190 WARN L191 SmtUtils]: Spent 764.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:04:03,139 WARN L191 SmtUtils]: Spent 850.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:04:03,712 WARN L191 SmtUtils]: Spent 571.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:04:04,168 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 524 [2019-09-17 06:04:04,462 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-17 06:04:04,729 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-17 06:04:04,895 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-17 06:04:05,325 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-17 06:04:05,752 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-17 06:04:06,174 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-17 06:04:06,589 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-17 06:04:07,282 WARN L191 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-17 06:04:07,644 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:04:07,931 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:04:08,527 WARN L191 SmtUtils]: Spent 547.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:04:09,067 WARN L191 SmtUtils]: Spent 538.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:04:09,505 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 524 [2019-09-17 06:04:09,803 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-17 06:04:10,026 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-17 06:04:10,195 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-17 06:04:10,613 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-17 06:04:11,034 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-17 06:04:11,449 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-17 06:04:11,870 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-17 06:04:12,523 WARN L191 SmtUtils]: Spent 639.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-17 06:04:12,566 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-17 06:04:12,601 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-17 06:04:12,612 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 16 for LOIs [2019-09-17 06:04:12,617 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 27 for LOIs [2019-09-17 06:04:12,622 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:04:12,623 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:04:12,624 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 495#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= ~pumpRunning~0 0))) [2019-09-17 06:04:12,639 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 06:04:12,640 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:04:12,647 INFO L168 Benchmark]: Toolchain (without parser) took 35744.07 ms. Allocated memory was 139.5 MB in the beginning and 913.3 MB in the end (delta: 773.8 MB). Free memory was 86.2 MB in the beginning and 508.8 MB in the end (delta: -422.6 MB). Peak memory consumption was 351.3 MB. Max. memory is 7.1 GB. [2019-09-17 06:04:12,649 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 06:04:12,650 INFO L168 Benchmark]: CACSL2BoogieTranslator took 689.86 ms. Allocated memory was 139.5 MB in the beginning and 198.7 MB in the end (delta: 59.2 MB). Free memory was 86.0 MB in the beginning and 165.4 MB in the end (delta: -79.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. [2019-09-17 06:04:12,657 INFO L168 Benchmark]: Boogie Preprocessor took 94.03 ms. Allocated memory is still 198.7 MB. Free memory was 165.4 MB in the beginning and 161.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-17 06:04:12,658 INFO L168 Benchmark]: RCFGBuilder took 1631.41 ms. Allocated memory was 198.7 MB in the beginning and 222.3 MB in the end (delta: 23.6 MB). Free memory was 161.5 MB in the beginning and 151.9 MB in the end (delta: 9.6 MB). Peak memory consumption was 92.9 MB. Max. memory is 7.1 GB. [2019-09-17 06:04:12,659 INFO L168 Benchmark]: Sifa took 33321.31 ms. Allocated memory was 222.3 MB in the beginning and 913.3 MB in the end (delta: 691.0 MB). Free memory was 151.9 MB in the beginning and 508.8 MB in the end (delta: -356.9 MB). Peak memory consumption was 334.2 MB. Max. memory is 7.1 GB. [2019-09-17 06:04:12,662 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 689.86 ms. Allocated memory was 139.5 MB in the beginning and 198.7 MB in the end (delta: 59.2 MB). Free memory was 86.0 MB in the beginning and 165.4 MB in the end (delta: -79.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.03 ms. Allocated memory is still 198.7 MB. Free memory was 165.4 MB in the beginning and 161.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1631.41 ms. Allocated memory was 198.7 MB in the beginning and 222.3 MB in the end (delta: 23.6 MB). Free memory was 161.5 MB in the beginning and 151.9 MB in the end (delta: 9.6 MB). Peak memory consumption was 92.9 MB. Max. memory is 7.1 GB. * Sifa took 33321.31 ms. Allocated memory was 222.3 MB in the beginning and 913.3 MB in the end (delta: 691.0 MB). Free memory was 151.9 MB in the beginning and 508.8 MB in the end (delta: -356.9 MB). Peak memory consumption was 334.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 33278, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 248, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 163, TOOLS_POST_TIME[ms]: 11493, TOOLS_POST_CALL_APPLICATIONS: 70, TOOLS_POST_CALL_TIME[ms]: 377, TOOLS_POST_RETURN_APPLICATIONS: 61, TOOLS_POST_RETURN_TIME[ms]: 222, TOOLS_QUANTIFIERELIM_APPLICATIONS: 294, TOOLS_QUANTIFIERELIM_TIME[ms]: 11928, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11268, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 257, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 81, DOMAIN_JOIN_TIME[ms]: 18635, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 2044, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 61, DOMAIN_ISBOTTOM_APPLICATIONS: 45, DOMAIN_ISBOTTOM_TIME[ms]: 277, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 16238, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 16237, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 61, CALL_SUMMARIZER_CACHE_MISSES: 18, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11698, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11697, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 13, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 38, DAG_COMPRESSION_PROCESSED_NODES: 357, DAG_COMPRESSION_RETAINED_NODES: 185 - UnprovableResult [Line: 860]: 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 495#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...