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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:59:43,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:59:43,843 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:59:43,856 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:59:43,856 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:59:43,857 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:59:43,859 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:59:43,860 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:59:43,862 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:59:43,863 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:59:43,864 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:59:43,865 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:59:43,865 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:59:43,866 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:59:43,867 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:59:43,868 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:59:43,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:59:43,870 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:59:43,871 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:59:43,873 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:59:43,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:59:43,876 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:59:43,877 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:59:43,878 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:59:43,880 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:59:43,880 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:59:43,880 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:59:43,881 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:59:43,882 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:59:43,883 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:59:43,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:59:43,884 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:59:43,884 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:59:43,885 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:59:43,886 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:59:43,886 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:59:43,887 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:59:43,887 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:59:43,887 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:59:43,888 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:59:43,889 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:59:43,890 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 06:59:43,913 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:59:43,913 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:59:43,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:59:43,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:59:43,914 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:59:43,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:59:43,915 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:59:43,915 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:59:43,916 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:59:43,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:59:43,916 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:59:43,916 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:59:43,916 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:59:43,917 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:59:43,917 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:59:43,917 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:59:43,917 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:59:43,917 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:59:43,918 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:59:43,918 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:59:43,918 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:59:43,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:59:43,920 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:59:43,920 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:59:43,920 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:59:43,920 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:59:43,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:59:43,921 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:59:43,921 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 06:59:44,193 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:59:44,212 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:59:44,216 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:59:44,218 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:59:44,218 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:59:44,219 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product30.cil.c [2019-10-15 06:59:44,280 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e676118ac/958b905a18d2435f91e0a8f0d3a6be84/FLAG7c88984f0 [2019-10-15 06:59:44,791 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:59:44,791 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product30.cil.c [2019-10-15 06:59:44,812 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e676118ac/958b905a18d2435f91e0a8f0d3a6be84/FLAG7c88984f0 [2019-10-15 06:59:45,162 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e676118ac/958b905a18d2435f91e0a8f0d3a6be84 [2019-10-15 06:59:45,171 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:59:45,173 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:59:45,174 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:59:45,174 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:59:45,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:59:45,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:59:45" (1/1) ... [2019-10-15 06:59:45,181 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1763af5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:45, skipping insertion in model container [2019-10-15 06:59:45,181 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:59:45" (1/1) ... [2019-10-15 06:59:45,187 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:59:45,245 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:59:45,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:59:45,713 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:59:45,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:59:45,846 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:59:45,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:45 WrapperNode [2019-10-15 06:59:45,846 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:59:45,847 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:59:45,847 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:59:45,847 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:59:45,860 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:45" (1/1) ... [2019-10-15 06:59:45,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:45" (1/1) ... [2019-10-15 06:59:45,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:45" (1/1) ... [2019-10-15 06:59:45,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:45" (1/1) ... [2019-10-15 06:59:45,911 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:45" (1/1) ... [2019-10-15 06:59:45,921 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:45" (1/1) ... [2019-10-15 06:59:45,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:45" (1/1) ... [2019-10-15 06:59:45,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:59:45,934 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:59:45,934 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:59:45,935 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:59:45,935 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:45" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:59:45,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:59:45,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:59:45,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 06:59:45,994 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 06:59:45,994 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 06:59:45,994 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 06:59:45,994 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 06:59:45,994 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 06:59:45,995 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 06:59:45,995 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 06:59:45,995 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 06:59:45,995 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 06:59:45,995 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 06:59:45,995 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-15 06:59:45,996 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-15 06:59:45,996 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 06:59:45,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-10-15 06:59:45,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-10-15 06:59:45,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-10-15 06:59:45,997 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 06:59:45,997 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 06:59:45,997 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 06:59:45,997 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 06:59:45,997 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 06:59:45,997 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 06:59:45,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 06:59:45,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 06:59:45,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 06:59:45,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 06:59:45,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 06:59:45,998 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 06:59:45,999 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 06:59:45,999 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 06:59:45,999 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 06:59:45,999 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:59:45,999 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 06:59:45,999 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 06:59:46,000 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 06:59:46,000 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 06:59:46,000 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 06:59:46,000 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 06:59:46,000 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-15 06:59:46,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:59:46,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:59:46,001 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 06:59:46,001 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 06:59:46,001 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 06:59:46,001 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 06:59:46,001 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-15 06:59:46,002 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 06:59:46,002 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 06:59:46,002 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 06:59:46,002 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 06:59:46,002 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 06:59:46,002 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-15 06:59:46,002 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-10-15 06:59:46,003 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-10-15 06:59:46,003 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 06:59:46,003 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 06:59:46,003 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-15 06:59:46,003 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 06:59:46,003 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 06:59:46,004 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 06:59:46,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 06:59:46,004 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 06:59:46,004 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 06:59:46,004 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 06:59:46,004 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 06:59:46,005 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 06:59:46,005 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 06:59:46,005 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-10-15 06:59:46,005 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 06:59:46,005 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 06:59:46,005 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 06:59:46,005 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 06:59:46,006 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 06:59:46,006 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 06:59:46,006 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 06:59:46,006 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 06:59:46,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 06:59:46,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 06:59:46,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 06:59:46,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 06:59:46,007 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 06:59:46,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:59:46,007 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 06:59:46,007 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 06:59:46,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 06:59:46,008 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 06:59:46,008 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 06:59:46,008 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 06:59:46,008 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 06:59:46,008 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 06:59:46,008 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 06:59:46,009 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:59:46,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:59:46,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 06:59:46,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:59:47,543 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:59:47,544 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 06:59:47,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:59:47 BoogieIcfgContainer [2019-10-15 06:59:47,545 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:59:47,546 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:59:47,546 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:59:47,546 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:59:47,547 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:59:47" (1/1) ... [2019-10-15 06:59:47,548 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-15 06:59:47,574 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:59:47,574 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:59:47,584 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:59:47,592 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:59:47,593 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:59:57,792 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-10-15 06:59:59,459 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-15 06:59:59,601 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:59:59,725 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:59:59,865 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 07:00:00,083 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 07:00:00,102 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 548 for LOIs [2019-10-15 07:00:00,161 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 546 for LOIs [2019-10-15 07:00:00,180 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 546 for LOIs [2019-10-15 07:00:00,432 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-10-15 07:00:00,625 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-10-15 07:00:01,243 WARN L191 SmtUtils]: Spent 555.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-10-15 07:00:01,502 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2019-10-15 07:00:02,237 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 610 [2019-10-15 07:00:02,645 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 610 [2019-10-15 07:00:03,275 WARN L191 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 611 DAG size of output: 611 [2019-10-15 07:00:04,035 WARN L191 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 623 [2019-10-15 07:00:04,383 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-10-15 07:00:05,310 WARN L191 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 623 [2019-10-15 07:00:05,790 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 623 [2019-10-15 07:00:06,189 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 623 [2019-10-15 07:00:06,594 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 623 [2019-10-15 07:00:07,637 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-10-15 07:00:08,242 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2019-10-15 07:00:09,165 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 190 [2019-10-15 07:00:09,449 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-10-15 07:00:10,063 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 619 DAG size of output: 616 [2019-10-15 07:00:10,910 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2019-10-15 07:00:11,615 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-10-15 07:00:12,494 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2019-10-15 07:00:12,640 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2019-10-15 07:00:12,749 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 190 [2019-10-15 07:00:12,874 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-10-15 07:00:13,291 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 619 DAG size of output: 616 [2019-10-15 07:00:15,667 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-10-15 07:00:16,969 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-15 07:00:16,973 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 148 for LOIs [2019-10-15 07:00:17,330 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 136 for LOIs [2019-10-15 07:00:17,340 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 150 for LOIs [2019-10-15 07:00:17,419 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 07:00:17,433 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 07:00:17,434 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 07:00:17,436 INFO L168 Benchmark]: Toolchain (without parser) took 32262.54 ms. Allocated memory was 138.9 MB in the beginning and 807.4 MB in the end (delta: 668.5 MB). Free memory was 102.8 MB in the beginning and 446.5 MB in the end (delta: -343.7 MB). Peak memory consumption was 324.8 MB. Max. memory is 7.1 GB. [2019-10-15 07:00:17,437 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 138.9 MB. Free memory was 122.2 MB in the beginning and 122.0 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-15 07:00:17,438 INFO L168 Benchmark]: CACSL2BoogieTranslator took 672.48 ms. Allocated memory was 138.9 MB in the beginning and 202.9 MB in the end (delta: 64.0 MB). Free memory was 102.6 MB in the beginning and 170.5 MB in the end (delta: -67.8 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. [2019-10-15 07:00:17,438 INFO L168 Benchmark]: Boogie Preprocessor took 87.12 ms. Allocated memory is still 202.9 MB. Free memory was 170.5 MB in the beginning and 165.8 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-10-15 07:00:17,439 INFO L168 Benchmark]: RCFGBuilder took 1611.35 ms. Allocated memory was 202.9 MB in the beginning and 236.5 MB in the end (delta: 33.6 MB). Free memory was 165.8 MB in the beginning and 147.6 MB in the end (delta: 18.1 MB). Peak memory consumption was 81.5 MB. Max. memory is 7.1 GB. [2019-10-15 07:00:17,440 INFO L168 Benchmark]: Sifa took 29887.90 ms. Allocated memory was 236.5 MB in the beginning and 807.4 MB in the end (delta: 570.9 MB). Free memory was 147.6 MB in the beginning and 446.5 MB in the end (delta: -298.9 MB). Peak memory consumption was 272.1 MB. Max. memory is 7.1 GB. [2019-10-15 07:00:17,444 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 138.9 MB. Free memory was 122.2 MB in the beginning and 122.0 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 672.48 ms. Allocated memory was 138.9 MB in the beginning and 202.9 MB in the end (delta: 64.0 MB). Free memory was 102.6 MB in the beginning and 170.5 MB in the end (delta: -67.8 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.12 ms. Allocated memory is still 202.9 MB. Free memory was 170.5 MB in the beginning and 165.8 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1611.35 ms. Allocated memory was 202.9 MB in the beginning and 236.5 MB in the end (delta: 33.6 MB). Free memory was 165.8 MB in the beginning and 147.6 MB in the end (delta: 18.1 MB). Peak memory consumption was 81.5 MB. Max. memory is 7.1 GB. * Sifa took 29887.90 ms. Allocated memory was 236.5 MB in the beginning and 807.4 MB in the end (delta: 570.9 MB). Free memory was 147.6 MB in the beginning and 446.5 MB in the end (delta: -298.9 MB). Peak memory consumption was 272.1 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]: 29846, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 445, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 294, TOOLS_POST_TIME[ms]: 12136, TOOLS_POST_CALL_APPLICATIONS: 122, TOOLS_POST_CALL_TIME[ms]: 324, TOOLS_POST_RETURN_APPLICATIONS: 115, TOOLS_POST_RETURN_TIME[ms]: 199, TOOLS_QUANTIFIERELIM_APPLICATIONS: 530, TOOLS_QUANTIFIERELIM_TIME[ms]: 12454, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11953, FLUID_QUERY_TIME[ms]: 23, FLUID_QUERIES: 463, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 119, DOMAIN_JOIN_TIME[ms]: 13909, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME[ms]: 2767, DOMAIN_ISSUBSETEQ_APPLICATIONS: 18, DOMAIN_ISSUBSETEQ_TIME[ms]: 85, DOMAIN_ISBOTTOM_APPLICATIONS: 70, DOMAIN_ISBOTTOM_TIME[ms]: 250, LOOP_SUMMARIZER_APPLICATIONS: 11, LOOP_SUMMARIZER_CACHE_MISSES: 11, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 12345, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12344, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 18, CALL_SUMMARIZER_APPLICATIONS: 115, CALL_SUMMARIZER_CACHE_MISSES: 26, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12700, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12698, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 31, DAG_COMPRESSION_PROCESSED_NODES: 544, DAG_COMPRESSION_RETAINED_NODES: 296 - UnprovableResult [Line: 787]: 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 1304#(and (<= |#t~string74.offset| 0) (= |#t~string50.offset| 0) (<= |#t~string58.offset| 0) (= |#t~string61.offset| 0) (= |#t~string49.offset| 0) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (= |#t~string7.offset| 0) (<= 0 |#NULL.base|) (= |#t~string15.offset| 0) (<= ~systemActive~0 1) (= |#t~string72.offset| 0) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (= |#t~string9.offset| 0) (<= 0 |#t~string60.offset|) (<= 0 ~switchedOnBeforeTS~0) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (<= 0 |#t~string51.offset|) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (= |#t~string13.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 2147483647) (<= ~switchedOnBeforeTS~0 0) (= |#t~string51.offset| 0) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string11.offset| 0) (<= 0 |#t~string61.offset|) (= |#t~string56.offset| 0) (<= |#t~string66.offset| 0) (<= 0 |#t~string9.offset|) (<= 0 |#t~string48.offset|) (= |#t~string57.offset| 0) (= ~switchedOnBeforeTS~0 0) (<= 0 |#t~string15.offset|) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (<= |#t~string60.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= 0 |#t~string47.offset|) (<= 0 |#t~string50.offset|) (<= |#NULL.base| 0) (<= 1 ~systemActive~0) (<= |#t~string17.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string70.offset| 0) (not (= 2 ~waterLevel~0)) (<= |#t~string68.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (= |#t~string47.offset| 0) (<= 0 ~head~0.offset) (<= 0 |#t~string70.offset|) (<= 0 |#t~string17.offset|) (not (= ~pumpRunning~0 0)) (<= |#t~string52.offset| 0) (<= ~waterLevel~0 2147483647) (<= 0 |#t~string74.offset|) (<= 0 |#t~string11.offset|) (<= |#t~string70.offset| 0) (<= |#t~string56.offset| 0) (<= |#t~string51.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string49.offset|) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string9.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (= |#t~string11.offset| 0) (<= |#t~string47.offset| 0) (= |#t~string5.offset| 0) (<= 0 |#t~string56.offset|) (= |#t~string74.offset| 0) (<= 0 |#t~string7.offset|) (<= |#t~string61.offset| 0) (<= |#t~string59.offset| 0) (= |#t~string58.offset| 0) (<= 0 |#t~string72.offset|) (= |#t~string19.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string13.offset|) (<= 0 |#t~string5.offset|) (<= |#t~string50.offset| 0) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (= |#t~string60.offset| 0) (<= |#t~string48.offset| 0) (<= |#t~string49.offset| 0) (<= |#t~string72.offset| 0) (<= |#t~string19.offset| 0) (= |#t~string17.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string68.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...