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_spec4_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:57:24,718 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:57:24,721 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:57:24,740 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:57:24,740 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:57:24,742 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:57:24,744 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:57:24,754 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:57:24,759 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:57:24,762 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:57:24,762 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:57:24,764 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:57:24,764 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:57:24,766 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:57:24,769 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:57:24,770 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:57:24,772 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:57:24,772 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:57:24,774 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:57:24,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:57:24,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:57:24,785 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:57:24,788 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:57:24,789 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:57:24,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:57:24,791 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:57:24,792 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:57:24,793 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:57:24,794 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:57:24,795 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:57:24,796 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:57:24,796 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:57:24,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:57:24,798 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:57:24,799 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:57:24,799 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:57:24,800 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:57:24,800 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:57:24,801 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:57:24,801 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:57:24,803 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:57:24,804 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 06:57:24,830 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:57:24,830 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:57:24,832 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:57:24,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:57:24,832 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:57:24,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:57:24,832 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:57:24,833 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:57:24,833 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:57:24,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:57:24,833 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:57:24,833 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:57:24,833 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:57:24,834 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:57:24,834 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:57:24,834 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:57:24,834 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:57:24,834 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:57:24,835 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:57:24,835 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:57:24,835 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:57:24,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:57:24,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:57:24,836 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:57:24,836 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:57:24,836 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:57:24,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:57:24,836 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:57:24,837 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 06:57:25,131 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:57:25,144 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:57:25,148 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:57:25,149 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:57:25,150 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:57:25,151 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product16.cil.c [2019-10-15 06:57:25,225 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46959a7ea/8c1dac5c5b8f4cefb777f30886c3d31e/FLAG88154a54c [2019-10-15 06:57:25,746 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:57:25,748 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product16.cil.c [2019-10-15 06:57:25,764 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46959a7ea/8c1dac5c5b8f4cefb777f30886c3d31e/FLAG88154a54c [2019-10-15 06:57:26,103 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46959a7ea/8c1dac5c5b8f4cefb777f30886c3d31e [2019-10-15 06:57:26,112 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:57:26,113 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:57:26,114 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:57:26,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:57:26,118 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:57:26,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:57:26" (1/1) ... [2019-10-15 06:57:26,122 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46a202d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:26, skipping insertion in model container [2019-10-15 06:57:26,122 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:57:26" (1/1) ... [2019-10-15 06:57:26,130 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:57:26,188 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:57:26,656 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:57:26,679 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:57:26,822 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:57:26,864 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:57:26,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:26 WrapperNode [2019-10-15 06:57:26,865 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:57:26,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:57:26,866 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:57:26,866 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:57:26,877 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:26" (1/1) ... [2019-10-15 06:57:26,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:26" (1/1) ... [2019-10-15 06:57:26,896 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:26" (1/1) ... [2019-10-15 06:57:26,896 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:26" (1/1) ... [2019-10-15 06:57:26,923 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:26" (1/1) ... [2019-10-15 06:57:26,933 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:26" (1/1) ... [2019-10-15 06:57:26,939 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:26" (1/1) ... [2019-10-15 06:57:26,947 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:57:26,947 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:57:26,948 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:57:26,948 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:57:26,949 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:26" (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 06:57:27,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:57:27,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:57:27,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 06:57:27,010 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 06:57:27,010 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 06:57:27,011 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 06:57:27,011 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 06:57:27,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 06:57:27,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 06:57:27,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 06:57:27,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 06:57:27,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 06:57:27,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 06:57:27,012 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 06:57:27,012 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 06:57:27,013 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 06:57:27,013 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 06:57:27,013 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 06:57:27,013 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 06:57:27,013 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 06:57:27,014 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 06:57:27,014 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 06:57:27,014 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 06:57:27,014 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:57:27,014 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 06:57:27,015 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 06:57:27,015 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 06:57:27,015 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 06:57:27,015 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-15 06:57:27,015 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 06:57:27,015 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 06:57:27,016 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 06:57:27,016 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 06:57:27,016 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 06:57:27,016 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-15 06:57:27,016 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-15 06:57:27,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-15 06:57:27,017 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 06:57:27,017 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:57:27,017 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:57:27,017 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 06:57:27,018 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 06:57:27,018 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 06:57:27,018 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 06:57:27,018 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 06:57:27,018 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 06:57:27,018 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 06:57:27,019 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 06:57:27,019 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 06:57:27,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 06:57:27,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 06:57:27,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 06:57:27,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 06:57:27,019 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 06:57:27,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:57:27,020 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 06:57:27,020 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 06:57:27,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 06:57:27,020 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 06:57:27,020 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 06:57:27,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 06:57:27,021 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 06:57:27,021 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 06:57:27,021 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 06:57:27,021 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 06:57:27,022 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 06:57:27,022 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 06:57:27,022 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 06:57:27,022 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 06:57:27,022 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 06:57:27,022 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 06:57:27,023 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 06:57:27,023 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 06:57:27,023 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 06:57:27,023 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 06:57:27,023 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:57:27,023 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 06:57:27,024 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 06:57:27,024 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 06:57:27,024 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 06:57:27,024 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-15 06:57:27,024 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-15 06:57:27,024 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-15 06:57:27,024 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 06:57:27,025 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 06:57:27,025 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 06:57:27,025 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-15 06:57:27,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:57:27,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 06:57:27,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:57:28,566 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:57:28,566 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 06:57:28,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:57:28 BoogieIcfgContainer [2019-10-15 06:57:28,569 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:57:28,569 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:57:28,570 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:57:28,570 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:57:28,571 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:57:28" (1/1) ... [2019-10-15 06:57:28,572 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 06:57:28,605 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:57:28,605 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:57:28,618 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:57:28,630 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:57:28,631 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:57:39,967 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-10-15 06:57:42,020 WARN L191 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-15 06:57:42,170 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:57:42,363 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:57:42,528 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:57:42,850 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-10-15 06:57:42,877 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-10-15 06:57:42,946 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-10-15 06:57:42,952 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-10-15 06:57:43,210 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 06:57:43,420 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 06:57:44,055 WARN L191 SmtUtils]: Spent 552.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-15 06:57:44,525 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-15 06:57:44,909 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-15 06:57:45,255 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-15 06:57:45,639 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-10-15 06:57:45,749 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-10-15 06:57:45,937 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 188 [2019-10-15 06:57:46,084 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-10-15 06:57:47,646 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 187 [2019-10-15 06:57:49,981 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-10-15 06:57:50,115 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-10-15 06:57:50,330 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 188 [2019-10-15 06:57:52,986 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-15 06:57:52,988 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 136 for LOIs [2019-10-15 06:57:53,138 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 130 for LOIs [2019-10-15 06:57:53,144 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 140 for LOIs [2019-10-15 06:57:53,192 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 06:57:53,206 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 06:57:53,206 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 06:57:53,208 INFO L168 Benchmark]: Toolchain (without parser) took 27094.52 ms. Allocated memory was 142.6 MB in the beginning and 777.0 MB in the end (delta: 634.4 MB). Free memory was 98.1 MB in the beginning and 294.3 MB in the end (delta: -196.3 MB). Peak memory consumption was 438.1 MB. Max. memory is 7.1 GB. [2019-10-15 06:57:53,209 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 142.6 MB. Free memory was 117.7 MB in the beginning and 117.5 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-15 06:57:53,210 INFO L168 Benchmark]: CACSL2BoogieTranslator took 751.42 ms. Allocated memory was 142.6 MB in the beginning and 199.8 MB in the end (delta: 57.1 MB). Free memory was 97.8 MB in the beginning and 166.6 MB in the end (delta: -68.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2019-10-15 06:57:53,210 INFO L168 Benchmark]: Boogie Preprocessor took 80.94 ms. Allocated memory is still 199.8 MB. Free memory was 166.6 MB in the beginning and 162.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-10-15 06:57:53,211 INFO L168 Benchmark]: RCFGBuilder took 1621.56 ms. Allocated memory was 199.8 MB in the beginning and 228.1 MB in the end (delta: 28.3 MB). Free memory was 162.4 MB in the beginning and 150.3 MB in the end (delta: 12.1 MB). Peak memory consumption was 87.0 MB. Max. memory is 7.1 GB. [2019-10-15 06:57:53,212 INFO L168 Benchmark]: Sifa took 24636.96 ms. Allocated memory was 228.1 MB in the beginning and 777.0 MB in the end (delta: 548.9 MB). Free memory was 150.3 MB in the beginning and 294.3 MB in the end (delta: -144.0 MB). Peak memory consumption was 404.9 MB. Max. memory is 7.1 GB. [2019-10-15 06:57:53,217 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 142.6 MB. Free memory was 117.7 MB in the beginning and 117.5 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 751.42 ms. Allocated memory was 142.6 MB in the beginning and 199.8 MB in the end (delta: 57.1 MB). Free memory was 97.8 MB in the beginning and 166.6 MB in the end (delta: -68.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 80.94 ms. Allocated memory is still 199.8 MB. Free memory was 166.6 MB in the beginning and 162.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1621.56 ms. Allocated memory was 199.8 MB in the beginning and 228.1 MB in the end (delta: 28.3 MB). Free memory was 162.4 MB in the beginning and 150.3 MB in the end (delta: 12.1 MB). Peak memory consumption was 87.0 MB. Max. memory is 7.1 GB. * Sifa took 24636.96 ms. Allocated memory was 228.1 MB in the beginning and 777.0 MB in the end (delta: 548.9 MB). Free memory was 150.3 MB in the beginning and 294.3 MB in the end (delta: -144.0 MB). Peak memory consumption was 404.9 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]: 24588, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 249, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 164, TOOLS_POST_TIME[ms]: 13546, TOOLS_POST_CALL_APPLICATIONS: 69, TOOLS_POST_CALL_TIME[ms]: 183, TOOLS_POST_RETURN_APPLICATIONS: 62, TOOLS_POST_RETURN_TIME[ms]: 100, TOOLS_QUANTIFIERELIM_APPLICATIONS: 294, TOOLS_QUANTIFIERELIM_TIME[ms]: 13692, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 13444, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 253, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 87, DOMAIN_JOIN_TIME[ms]: 10220, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 189, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 12, DOMAIN_ISBOTTOM_APPLICATIONS: 50, DOMAIN_ISBOTTOM_TIME[ms]: 154, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5651, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5650, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 62, CALL_SUMMARIZER_CACHE_MISSES: 22, CALL_SUMMARIZER_OVERALL_TIME[ms]: 14315, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 14314, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 37, DAG_COMPRESSION_PROCESSED_NODES: 422, DAG_COMPRESSION_RETAINED_NODES: 233 - UnprovableResult [Line: 633]: 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 820#(and (<= |#t~string33.offset| 0) (= |#t~string61.offset| 0) (= |#t~string55.offset| 0) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (= |#t~string39.offset| 0) (= |#t~string32.offset| 0) (= 0 ~waterLevel~0) (= |#NULL.base| 0) (<= |#t~string39.offset| 0) (<= 0 |#t~string51.offset|) (<= |#t~string24.offset| 0) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string45.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string39.offset|) (= |#t~string51.offset| 0) (<= |#t~string53.offset| 0) (<= |#t~string45.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= 0 ~waterLevel~0) (<= 0 |#t~string43.offset|) (= |#t~string20.offset| 0) (= |#t~string29.offset| 0) (<= 0 |#t~string53.offset|) (<= |#t~string41.offset| 0) (= |#t~string57.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (= ~cleanupTimeShifts~0 4) (= |#t~string33.offset| 0) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (= |#t~string23.offset| 0) (= |#t~string53.offset| 0) (= |#t~string21.offset| 0) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 ~head~0.offset) (<= |#t~string31.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string22.offset|) (= |#t~string28.offset| 0) (<= 0 |#t~string32.offset|) (<= |#t~string55.offset| 0) (= |#t~string30.offset| 0) (<= ~waterLevel~0 0) (= |#t~string43.offset| 0) (<= |#t~string51.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (= |#t~string65.offset| 0) (<= |#NULL.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 |#t~string41.offset|) (= |#t~string24.offset| 0) (<= 0 |#t~string65.offset|) (<= |#t~string21.offset| 0) (<= |#t~string61.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string23.offset|) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (<= |#t~string37.offset| 0) (= |#t~string19.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string29.offset|) (<= |#t~string43.offset| 0) (<= 0 ~systemActive~0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string37.offset|) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (= |#t~string22.offset| 0) (= |#t~string41.offset| 0) (= |#t~string37.offset| 0) (<= |#t~string29.offset| 0) (= |#t~string45.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string19.offset| 0) (<= 0 |#t~string24.offset|) (<= |#t~string20.offset| 0) (<= 0 |#t~string28.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...