java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product54.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 23:45:41,817 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 23:45:41,819 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 23:45:41,833 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 23:45:41,833 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 23:45:41,835 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 23:45:41,837 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 23:45:41,849 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 23:45:41,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 23:45:41,854 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 23:45:41,855 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 23:45:41,856 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 23:45:41,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 23:45:41,859 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 23:45:41,861 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 23:45:41,863 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 23:45:41,865 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 23:45:41,868 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 23:45:41,870 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 23:45:41,874 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 23:45:41,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 23:45:41,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 23:45:41,881 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 23:45:41,881 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 23:45:41,884 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 23:45:41,884 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 23:45:41,885 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 23:45:41,887 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 23:45:41,889 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 23:45:41,890 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 23:45:41,890 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 23:45:41,892 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 23:45:41,893 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 23:45:41,893 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 23:45:41,897 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 23:45:41,897 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 23:45:41,898 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 23:45:41,898 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 23:45:41,899 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 23:45:41,899 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 23:45:41,902 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 23:45:41,903 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-19 23:45:41,926 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 23:45:41,926 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 23:45:41,928 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 23:45:41,928 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 23:45:41,929 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 23:45:41,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 23:45:41,929 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 23:45:41,929 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 23:45:41,929 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 23:45:41,930 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 23:45:41,931 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 23:45:41,931 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 23:45:41,931 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 23:45:41,931 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 23:45:41,932 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 23:45:41,932 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 23:45:41,932 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 23:45:41,932 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 23:45:41,933 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 23:45:41,933 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 23:45:41,933 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 23:45:41,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 23:45:41,933 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 23:45:41,934 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 23:45:41,934 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 23:45:41,934 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 23:45:41,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 23:45:41,934 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 23:45:41,935 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 23:45:41,990 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 23:45:42,006 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 23:45:42,009 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 23:45:42,011 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 23:45:42,011 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 23:45:42,012 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product54.cil.c [2019-09-19 23:45:42,079 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6752a3858/9d3b042223ae43e68a06e8f00ae8b05b/FLAGcec431103 [2019-09-19 23:45:42,572 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 23:45:42,573 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product54.cil.c [2019-09-19 23:45:42,583 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6752a3858/9d3b042223ae43e68a06e8f00ae8b05b/FLAGcec431103 [2019-09-19 23:45:42,870 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6752a3858/9d3b042223ae43e68a06e8f00ae8b05b [2019-09-19 23:45:42,881 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 23:45:42,882 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 23:45:42,883 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 23:45:42,883 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 23:45:42,886 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 23:45:42,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:45:42" (1/1) ... [2019-09-19 23:45:42,891 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c9a17be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:45:42, skipping insertion in model container [2019-09-19 23:45:42,892 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:45:42" (1/1) ... [2019-09-19 23:45:42,899 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 23:45:42,956 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 23:45:43,517 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:45:43,529 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 23:45:43,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:45:43,699 INFO L192 MainTranslator]: Completed translation [2019-09-19 23:45:43,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:45:43 WrapperNode [2019-09-19 23:45:43,700 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 23:45:43,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 23:45:43,701 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 23:45:43,701 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 23:45:43,711 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:45:43" (1/1) ... [2019-09-19 23:45:43,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:45:43" (1/1) ... [2019-09-19 23:45:43,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:45:43" (1/1) ... [2019-09-19 23:45:43,730 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:45:43" (1/1) ... [2019-09-19 23:45:43,776 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:45:43" (1/1) ... [2019-09-19 23:45:43,785 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:45:43" (1/1) ... [2019-09-19 23:45:43,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:45:43" (1/1) ... [2019-09-19 23:45:43,798 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 23:45:43,798 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 23:45:43,798 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 23:45:43,798 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 23:45:43,799 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:45:43" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 23:45:43,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 23:45:43,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 23:45:43,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 23:45:43,880 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 23:45:43,881 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 23:45:43,882 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 23:45:43,882 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 23:45:43,882 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-19 23:45:43,883 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 23:45:43,883 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 23:45:43,883 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 23:45:43,884 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 23:45:43,884 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 23:45:43,884 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 23:45:43,885 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 23:45:43,885 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 23:45:43,887 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-19 23:45:43,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-19 23:45:43,887 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 23:45:43,888 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 23:45:43,888 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 23:45:43,888 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 23:45:43,888 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 23:45:43,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 23:45:43,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 23:45:43,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 23:45:43,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 23:45:43,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 23:45:43,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 23:45:43,889 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 23:45:43,890 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 23:45:43,890 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 23:45:43,890 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 23:45:43,890 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 23:45:43,890 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 23:45:43,891 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 23:45:43,891 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 23:45:43,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 23:45:43,891 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 23:45:43,891 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 23:45:43,891 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 23:45:43,892 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 23:45:43,892 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 23:45:43,892 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 23:45:43,892 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 23:45:43,892 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 23:45:43,893 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 23:45:43,894 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-19 23:45:43,894 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 23:45:43,894 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 23:45:43,894 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 23:45:43,894 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 23:45:43,894 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 23:45:43,895 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 23:45:43,895 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 23:45:43,895 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 23:45:43,895 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 23:45:43,896 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 23:45:43,896 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 23:45:43,896 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 23:45:43,896 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-19 23:45:43,897 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 23:45:43,897 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 23:45:43,897 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 23:45:43,897 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 23:45:43,897 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 23:45:43,898 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-19 23:45:43,898 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 23:45:43,898 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 23:45:43,898 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 23:45:43,898 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 23:45:43,899 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 23:45:43,899 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 23:45:43,900 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 23:45:43,900 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 23:45:43,900 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 23:45:43,901 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 23:45:43,901 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 23:45:43,901 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 23:45:43,902 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 23:45:43,902 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 23:45:43,902 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 23:45:43,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 23:45:43,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 23:45:43,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 23:45:43,903 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 23:45:43,904 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 23:45:43,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 23:45:43,904 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 23:45:43,904 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 23:45:43,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 23:45:43,905 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 23:45:43,905 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 23:45:43,905 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 23:45:43,905 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 23:45:43,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 23:45:43,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 23:45:43,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 23:45:45,481 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 23:45:45,481 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 23:45:45,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:45:45 BoogieIcfgContainer [2019-09-19 23:45:45,483 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 23:45:45,484 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 23:45:45,484 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 23:45:45,484 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 23:45:45,486 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:45:45" (1/1) ... [2019-09-19 23:45:45,487 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=NeverFluid [2019-09-19 23:45:45,516 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 23:45:45,517 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 23:45:45,531 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 23:45:45,543 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 23:45:45,545 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 23:46:06,529 WARN L191 SmtUtils]: Spent 12.55 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 23:46:08,089 WARN L191 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 23:46:11,807 WARN L191 SmtUtils]: Spent 3.71 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-19 23:46:13,500 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 23:46:15,124 WARN L191 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 23:46:15,138 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-19 23:46:15,197 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-19 23:46:15,203 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-19 23:46:26,315 WARN L191 SmtUtils]: Spent 10.94 s on a formula simplification. DAG size of input: 455 DAG size of output: 451 [2019-09-19 23:46:31,707 WARN L191 SmtUtils]: Spent 5.39 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-19 23:46:42,564 WARN L191 SmtUtils]: Spent 10.85 s on a formula simplification. DAG size of input: 455 DAG size of output: 451 [2019-09-19 23:46:47,927 WARN L191 SmtUtils]: Spent 5.36 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-19 23:47:02,132 WARN L191 SmtUtils]: Spent 14.13 s on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-09-19 23:47:02,694 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 23:47:16,742 WARN L191 SmtUtils]: Spent 14.05 s on a formula simplification. DAG size of input: 457 DAG size of output: 456 [2019-09-19 23:47:17,287 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 23:47:21,617 WARN L191 SmtUtils]: Spent 4.31 s on a formula simplification. DAG size of input: 469 DAG size of output: 464 [2019-09-19 23:47:21,726 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-19 23:47:21,835 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-19 23:47:26,268 WARN L191 SmtUtils]: Spent 4.26 s on a formula simplification. DAG size of input: 469 DAG size of output: 464 [2019-09-19 23:47:26,891 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 23:47:27,168 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 23:47:28,284 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-19 23:47:28,581 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-19 23:47:30,661 WARN L191 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-19 23:47:32,675 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-19 23:47:35,375 WARN L191 SmtUtils]: Spent 2.63 s on a formula simplification. DAG size of input: 490 DAG size of output: 114 [2019-09-19 23:47:35,732 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-19 23:47:38,383 WARN L191 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 490 DAG size of output: 114 [2019-09-19 23:47:38,757 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-19 23:47:39,660 WARN L191 SmtUtils]: Spent 861.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 119 [2019-09-19 23:47:40,496 WARN L191 SmtUtils]: Spent 825.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 119 [2019-09-19 23:47:41,310 WARN L191 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 476 DAG size of output: 104 [2019-09-19 23:47:42,070 WARN L191 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 476 DAG size of output: 104 [2019-09-19 23:47:45,788 WARN L191 SmtUtils]: Spent 3.54 s on a formula simplification. DAG size of input: 473 DAG size of output: 456 [2019-09-19 23:47:47,517 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 456 [2019-09-19 23:47:49,655 WARN L191 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 476 DAG size of output: 45 [2019-09-19 23:47:51,831 WARN L191 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 476 DAG size of output: 45 [2019-09-19 23:47:52,220 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 50 [2019-09-19 23:47:52,503 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 50 [2019-09-19 23:47:52,688 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 35 [2019-09-19 23:47:52,812 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 35 [2019-09-19 23:48:03,621 WARN L191 SmtUtils]: Spent 10.51 s on a formula simplification. DAG size of input: 472 DAG size of output: 472 [2019-09-19 23:48:08,900 WARN L191 SmtUtils]: Spent 5.28 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-19 23:48:19,501 WARN L191 SmtUtils]: Spent 10.60 s on a formula simplification. DAG size of input: 472 DAG size of output: 472 [2019-09-19 23:48:24,774 WARN L191 SmtUtils]: Spent 5.27 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-19 23:48:35,453 WARN L191 SmtUtils]: Spent 10.66 s on a formula simplification. DAG size of input: 474 DAG size of output: 474 [2019-09-19 23:48:40,729 WARN L191 SmtUtils]: Spent 5.27 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-19 23:48:51,213 WARN L191 SmtUtils]: Spent 10.48 s on a formula simplification. DAG size of input: 474 DAG size of output: 474 [2019-09-19 23:48:56,495 WARN L191 SmtUtils]: Spent 5.28 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-19 23:49:13,774 WARN L191 SmtUtils]: Spent 17.26 s on a formula simplification. DAG size of input: 487 DAG size of output: 487 [2019-09-19 23:49:22,423 WARN L191 SmtUtils]: Spent 8.65 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-19 23:49:39,807 WARN L191 SmtUtils]: Spent 17.34 s on a formula simplification. DAG size of input: 487 DAG size of output: 487 [2019-09-19 23:49:48,497 WARN L191 SmtUtils]: Spent 8.69 s on a formula simplification that was a NOOP. DAG size: 487 [2019-09-19 23:49:51,011 WARN L191 SmtUtils]: Spent 2.49 s on a formula simplification. DAG size of input: 495 DAG size of output: 60 [2019-09-19 23:49:51,133 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-19 23:49:51,136 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 19 for LOIs [2019-09-19 23:49:51,634 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2019-09-19 23:49:51,717 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-19 23:49:51,837 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 1 for LOIs [2019-09-19 23:49:51,840 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 12 for LOIs [2019-09-19 23:49:51,856 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 23:49:51,856 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 23:49:51,859 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 539#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-19 23:49:51,870 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 23:49:51,870 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 23:49:51,872 INFO L168 Benchmark]: Toolchain (without parser) took 248989.59 ms. Allocated memory was 132.6 MB in the beginning and 166.7 MB in the end (delta: 34.1 MB). Free memory was 84.2 MB in the beginning and 56.9 MB in the end (delta: 27.3 MB). Peak memory consumption was 61.4 MB. Max. memory is 7.1 GB. [2019-09-19 23:49:51,872 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 132.6 MB. Free memory is still 103.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 23:49:51,873 INFO L168 Benchmark]: CACSL2BoogieTranslator took 817.36 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 84.2 MB in the beginning and 161.8 MB in the end (delta: -77.7 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. [2019-09-19 23:49:51,874 INFO L168 Benchmark]: Boogie Preprocessor took 97.19 ms. Allocated memory is still 199.8 MB. Free memory was 161.8 MB in the beginning and 157.1 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-09-19 23:49:51,878 INFO L168 Benchmark]: RCFGBuilder took 1685.40 ms. Allocated memory was 199.8 MB in the beginning and 219.2 MB in the end (delta: 19.4 MB). Free memory was 157.1 MB in the beginning and 138.5 MB in the end (delta: 18.6 MB). Peak memory consumption was 91.6 MB. Max. memory is 7.1 GB. [2019-09-19 23:49:51,879 INFO L168 Benchmark]: Sifa took 246386.37 ms. Allocated memory was 219.2 MB in the beginning and 166.7 MB in the end (delta: -52.4 MB). Free memory was 138.5 MB in the beginning and 56.9 MB in the end (delta: 81.6 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. [2019-09-19 23:49:51,883 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 132.6 MB. Free memory is still 103.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 817.36 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 84.2 MB in the beginning and 161.8 MB in the end (delta: -77.7 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 97.19 ms. Allocated memory is still 199.8 MB. Free memory was 161.8 MB in the beginning and 157.1 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1685.40 ms. Allocated memory was 199.8 MB in the beginning and 219.2 MB in the end (delta: 19.4 MB). Free memory was 157.1 MB in the beginning and 138.5 MB in the end (delta: 18.6 MB). Peak memory consumption was 91.6 MB. Max. memory is 7.1 GB. * Sifa took 246386.37 ms. Allocated memory was 219.2 MB in the beginning and 166.7 MB in the end (delta: -52.4 MB). Free memory was 138.5 MB in the beginning and 56.9 MB in the end (delta: 81.6 MB). Peak memory consumption was 29.2 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]: 246343, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 255, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 171, TOOLS_POST_TIME[ms]: 26325, TOOLS_POST_CALL_APPLICATIONS: 74, TOOLS_POST_CALL_TIME[ms]: 176, TOOLS_POST_RETURN_APPLICATIONS: 65, TOOLS_POST_RETURN_TIME[ms]: 92, TOOLS_QUANTIFIERELIM_APPLICATIONS: 310, TOOLS_QUANTIFIERELIM_TIME[ms]: 26477, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 26192, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 261, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 87, DOMAIN_JOIN_TIME[ms]: 209526, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 9601, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 18, DOMAIN_ISBOTTOM_APPLICATIONS: 49, DOMAIN_ISBOTTOM_TIME[ms]: 464, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 98201, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 98200, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 65, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 30482, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 30481, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 482, DAG_COMPRESSION_RETAINED_NODES: 221 - UnprovableResult [Line: 953]: 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 539#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...