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 AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product62.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 17:23:16,854 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 17:23:16,856 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 17:23:16,871 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 17:23:16,871 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 17:23:16,872 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 17:23:16,874 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 17:23:16,875 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 17:23:16,877 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 17:23:16,878 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 17:23:16,879 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 17:23:16,880 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 17:23:16,881 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 17:23:16,882 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 17:23:16,882 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 17:23:16,884 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 17:23:16,884 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 17:23:16,885 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 17:23:16,887 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 17:23:16,889 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 17:23:16,891 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 17:23:16,892 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 17:23:16,893 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 17:23:16,894 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 17:23:16,897 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 17:23:16,897 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 17:23:16,897 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 17:23:16,898 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 17:23:16,899 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 17:23:16,900 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 17:23:16,900 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 17:23:16,901 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 17:23:16,902 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 17:23:16,904 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 17:23:16,906 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 17:23:16,906 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 17:23:16,907 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 17:23:16,907 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 17:23:16,907 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 17:23:16,911 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 17:23:16,912 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 17:23:16,913 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 17:23:16,943 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 17:23:16,943 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 17:23:16,945 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 17:23:16,945 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 17:23:16,945 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 17:23:16,945 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 17:23:16,946 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 17:23:16,946 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 17:23:16,946 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 17:23:16,946 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 17:23:16,946 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 17:23:16,947 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 17:23:16,947 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 17:23:16,947 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 17:23:16,947 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 17:23:16,947 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 17:23:16,948 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 17:23:16,948 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 17:23:16,948 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 17:23:16,948 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 17:23:16,948 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 17:23:16,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 17:23:16,949 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 17:23:16,949 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 17:23:16,949 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 17:23:16,950 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 17:23:16,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 17:23:16,950 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 17:23:16,950 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 -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 17:23:16,987 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 17:23:16,999 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 17:23:17,004 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 17:23:17,005 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 17:23:17,006 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 17:23:17,006 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product62.cil.c [2019-09-19 17:23:17,085 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2343333c0/f0dec14492d94ad98a87e40b0a79b3a9/FLAGdebd4f309 [2019-09-19 17:23:17,623 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 17:23:17,627 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product62.cil.c [2019-09-19 17:23:17,649 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2343333c0/f0dec14492d94ad98a87e40b0a79b3a9/FLAGdebd4f309 [2019-09-19 17:23:17,894 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2343333c0/f0dec14492d94ad98a87e40b0a79b3a9 [2019-09-19 17:23:17,903 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 17:23:17,905 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 17:23:17,906 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 17:23:17,906 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 17:23:17,909 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 17:23:17,910 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:23:17" (1/1) ... [2019-09-19 17:23:17,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56e4c7e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:23:17, skipping insertion in model container [2019-09-19 17:23:17,912 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:23:17" (1/1) ... [2019-09-19 17:23:17,920 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 17:23:17,979 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 17:23:18,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:23:18,437 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 17:23:18,548 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:23:18,589 INFO L192 MainTranslator]: Completed translation [2019-09-19 17:23:18,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:23:18 WrapperNode [2019-09-19 17:23:18,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 17:23:18,590 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 17:23:18,590 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 17:23:18,590 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 17:23:18,601 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:23:18" (1/1) ... [2019-09-19 17:23:18,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:23:18" (1/1) ... [2019-09-19 17:23:18,620 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:23:18" (1/1) ... [2019-09-19 17:23:18,620 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:23:18" (1/1) ... [2019-09-19 17:23:18,648 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:23:18" (1/1) ... [2019-09-19 17:23:18,659 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:23:18" (1/1) ... [2019-09-19 17:23:18,664 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:23:18" (1/1) ... [2019-09-19 17:23:18,672 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 17:23:18,672 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 17:23:18,673 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 17:23:18,673 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 17:23:18,674 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:23:18" (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 17:23:18,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 17:23:18,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 17:23:18,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 17:23:18,748 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 17:23:18,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-19 17:23:18,749 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 17:23:18,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 17:23:18,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 17:23:18,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 17:23:18,750 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 17:23:18,751 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 17:23:18,752 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 17:23:18,752 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 17:23:18,752 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 17:23:18,753 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 17:23:18,753 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 17:23:18,756 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 17:23:18,756 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 17:23:18,756 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 17:23:18,757 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 17:23:18,757 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 17:23:18,757 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 17:23:18,757 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 17:23:18,758 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 17:23:18,758 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 17:23:18,758 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 17:23:18,758 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 17:23:18,758 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 17:23:18,759 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 17:23:18,759 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 17:23:18,759 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 17:23:18,759 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 17:23:18,760 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 17:23:18,760 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 17:23:18,760 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 17:23:18,760 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 17:23:18,761 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-19 17:23:18,761 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 17:23:18,761 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 17:23:18,761 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 17:23:18,761 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 17:23:18,762 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 17:23:18,762 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 17:23:18,762 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 17:23:18,762 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 17:23:18,762 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 17:23:18,763 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 17:23:18,763 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 17:23:18,763 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 17:23:18,763 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 17:23:18,764 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-19 17:23:18,764 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 17:23:18,764 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 17:23:18,764 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 17:23:18,764 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 17:23:18,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 17:23:18,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 17:23:18,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 17:23:18,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 17:23:18,766 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 17:23:18,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 17:23:18,766 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 17:23:18,766 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 17:23:18,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 17:23:18,767 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 17:23:18,767 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 17:23:18,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 17:23:18,767 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 17:23:18,767 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 17:23:18,767 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 17:23:18,767 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 17:23:18,768 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 17:23:18,768 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 17:23:18,769 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 17:23:18,769 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 17:23:18,769 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 17:23:18,770 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 17:23:18,770 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 17:23:18,770 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 17:23:18,771 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 17:23:18,771 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 17:23:18,771 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 17:23:18,771 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-19 17:23:18,772 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 17:23:18,772 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 17:23:18,773 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 17:23:18,773 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 17:23:18,773 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 17:23:18,773 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 17:23:18,773 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 17:23:18,774 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 17:23:18,774 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 17:23:18,774 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 17:23:18,774 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 17:23:18,774 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 17:23:18,774 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 17:23:18,774 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 17:23:18,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 17:23:18,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 17:23:18,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 17:23:20,445 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 17:23:20,446 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 17:23:20,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:23:20 BoogieIcfgContainer [2019-09-19 17:23:20,447 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 17:23:20,448 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 17:23:20,448 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 17:23:20,448 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 17:23:20,449 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:23:20" (1/1) ... [2019-09-19 17:23:20,450 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ 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=AlwaysFluid [2019-09-19 17:23:20,473 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 17:23:20,473 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 17:23:20,483 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 17:23:20,492 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 17:23:20,494 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 17:23:46,014 WARN L191 SmtUtils]: Spent 15.20 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 17:23:47,779 WARN L191 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 17:23:51,834 WARN L191 SmtUtils]: Spent 4.05 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-19 17:23:53,712 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 17:23:55,485 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 17:23:55,516 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 13 for LOIs [2019-09-19 17:23:55,551 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 13 for LOIs [2019-09-19 17:23:55,555 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 13 for LOIs [2019-09-19 17:23:56,485 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-19 17:23:56,514 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-19 17:23:56,530 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 1 for LOIs [2019-09-19 17:23:56,547 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-09-19 17:23:56,550 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 17:23:56,550 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 17:23:56,552 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 819#true [2019-09-19 17:23:56,568 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 17:23:56,568 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 17:23:56,570 INFO L168 Benchmark]: Toolchain (without parser) took 38664.77 ms. Allocated memory was 134.2 MB in the beginning and 418.4 MB in the end (delta: 284.2 MB). Free memory was 89.3 MB in the beginning and 134.9 MB in the end (delta: -45.6 MB). Peak memory consumption was 238.5 MB. Max. memory is 7.1 GB. [2019-09-19 17:23:56,571 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 134.2 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 17:23:56,572 INFO L168 Benchmark]: CACSL2BoogieTranslator took 684.32 ms. Allocated memory was 134.2 MB in the beginning and 200.3 MB in the end (delta: 66.1 MB). Free memory was 89.1 MB in the beginning and 163.7 MB in the end (delta: -74.6 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. [2019-09-19 17:23:56,573 INFO L168 Benchmark]: Boogie Preprocessor took 81.91 ms. Allocated memory is still 200.3 MB. Free memory was 163.7 MB in the beginning and 159.4 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-19 17:23:56,574 INFO L168 Benchmark]: RCFGBuilder took 1775.11 ms. Allocated memory was 200.3 MB in the beginning and 227.5 MB in the end (delta: 27.3 MB). Free memory was 159.4 MB in the beginning and 138.2 MB in the end (delta: 21.1 MB). Peak memory consumption was 85.4 MB. Max. memory is 7.1 GB. [2019-09-19 17:23:56,575 INFO L168 Benchmark]: Sifa took 36120.13 ms. Allocated memory was 227.5 MB in the beginning and 418.4 MB in the end (delta: 190.8 MB). Free memory was 138.2 MB in the beginning and 134.9 MB in the end (delta: 3.3 MB). Peak memory consumption was 194.1 MB. Max. memory is 7.1 GB. [2019-09-19 17:23:56,579 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 134.2 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 684.32 ms. Allocated memory was 134.2 MB in the beginning and 200.3 MB in the end (delta: 66.1 MB). Free memory was 89.1 MB in the beginning and 163.7 MB in the end (delta: -74.6 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.91 ms. Allocated memory is still 200.3 MB. Free memory was 163.7 MB in the beginning and 159.4 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1775.11 ms. Allocated memory was 200.3 MB in the beginning and 227.5 MB in the end (delta: 27.3 MB). Free memory was 159.4 MB in the beginning and 138.2 MB in the end (delta: 21.1 MB). Peak memory consumption was 85.4 MB. Max. memory is 7.1 GB. * Sifa took 36120.13 ms. Allocated memory was 227.5 MB in the beginning and 418.4 MB in the end (delta: 190.8 MB). Free memory was 138.2 MB in the beginning and 134.9 MB in the end (delta: 3.3 MB). Peak memory consumption was 194.1 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]: 36079, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 273, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 180, TOOLS_POST_TIME[ms]: 31309, TOOLS_POST_CALL_APPLICATIONS: 80, TOOLS_POST_CALL_TIME[ms]: 51, TOOLS_POST_RETURN_APPLICATIONS: 71, TOOLS_POST_RETURN_TIME[ms]: 39, TOOLS_QUANTIFIERELIM_APPLICATIONS: 331, TOOLS_QUANTIFIERELIM_TIME[ms]: 31342, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 31274, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 277, FLUID_YES_ANSWERS: 277, DOMAIN_JOIN_APPLICATIONS: 88, DOMAIN_JOIN_TIME[ms]: 4202, DOMAIN_ALPHA_APPLICATIONS: 277, DOMAIN_ALPHA_TIME[ms]: 299, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 1, DOMAIN_ISBOTTOM_APPLICATIONS: 47, DOMAIN_ISBOTTOM_TIME[ms]: 45, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 598, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 597, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 71, CALL_SUMMARIZER_CACHE_MISSES: 31, CALL_SUMMARIZER_OVERALL_TIME[ms]: 35486, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 35485, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 36, DAG_COMPRESSION_PROCESSED_NODES: 496, DAG_COMPRESSION_RETAINED_NODES: 254 - UnprovableResult [Line: 44]: 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 819#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...