java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:47:47,901 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:47:47,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:47:47,919 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:47:47,920 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:47:47,921 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:47:47,922 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:47:47,924 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:47:47,926 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:47:47,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:47:47,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:47:47,929 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:47:47,930 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:47:47,931 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:47:47,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:47:47,936 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:47:47,939 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:47:47,940 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:47:47,942 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:47:47,944 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:47:47,948 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:47:47,950 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:47:47,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:47:47,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:47:47,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:47:47,957 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:47:47,957 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:47:47,959 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:47:47,961 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:47:47,963 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:47:47,964 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:47:47,965 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:47:47,965 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:47:47,966 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:47:47,970 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:47:47,971 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:47:47,971 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:47:47,971 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:47:47,972 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:47:47,972 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:47:47,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:47:47,976 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 [2019-09-20 15:47:47,991 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:47:47,991 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:47:47,992 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:47:47,992 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:47:47,993 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:47:47,993 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:47:47,993 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:47:47,993 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:47:47,993 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:47:47,993 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:47:47,994 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:47:47,994 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:47:47,994 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:47:47,994 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:47:47,994 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:47:47,995 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:47:47,995 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:47:47,995 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:47:47,995 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:47:47,995 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:47:47,996 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:47:47,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:47:47,996 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:47:47,996 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:47:47,996 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:47:47,997 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:47:47,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:47:47,997 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:47:47,997 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-20 15:47:48,027 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:47:48,044 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:47:48,047 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:47:48,049 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:47:48,050 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:47:48,054 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product19.cil.c [2019-09-20 15:47:48,127 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86a2da7f8/2100bef73937475e8aeaca0f17c7c753/FLAGbb1052970 [2019-09-20 15:47:48,629 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:47:48,630 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product19.cil.c [2019-09-20 15:47:48,648 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86a2da7f8/2100bef73937475e8aeaca0f17c7c753/FLAGbb1052970 [2019-09-20 15:47:48,946 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86a2da7f8/2100bef73937475e8aeaca0f17c7c753 [2019-09-20 15:47:48,955 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:47:48,957 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:47:48,958 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:47:48,958 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:47:48,961 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:47:48,962 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:47:48" (1/1) ... [2019-09-20 15:47:48,965 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62df7d85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:48, skipping insertion in model container [2019-09-20 15:47:48,965 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:47:48" (1/1) ... [2019-09-20 15:47:48,973 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:47:49,037 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:47:49,506 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:47:49,519 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:47:49,638 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:47:49,672 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:47:49,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:49 WrapperNode [2019-09-20 15:47:49,673 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:47:49,673 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:47:49,674 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:47:49,674 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:47:49,685 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:49" (1/1) ... [2019-09-20 15:47:49,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:49" (1/1) ... [2019-09-20 15:47:49,706 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:49" (1/1) ... [2019-09-20 15:47:49,706 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:49" (1/1) ... [2019-09-20 15:47:49,736 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:49" (1/1) ... [2019-09-20 15:47:49,746 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:49" (1/1) ... [2019-09-20 15:47:49,751 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:49" (1/1) ... [2019-09-20 15:47:49,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:47:49,759 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:47:49,759 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:47:49,759 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:47:49,760 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:47:49" (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 [2019-09-20 15:47:49,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:47:49,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:47:49,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:47:49,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-20 15:47:49,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:47:49,816 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:47:49,817 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:47:49,817 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:47:49,817 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:47:49,817 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:47:49,818 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:47:49,819 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 15:47:49,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:47:49,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:47:49,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:47:49,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:47:49,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:47:49,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:47:49,822 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:47:49,822 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:47:49,822 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:47:49,822 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:47:49,824 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:47:49,824 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:47:49,824 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:47:49,824 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:47:49,824 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:47:49,824 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:47:49,825 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:47:49,825 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:47:49,825 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:47:49,825 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:47:49,826 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:47:49,826 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:47:49,826 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:47:49,826 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 15:47:49,826 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 15:47:49,826 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:47:49,827 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:47:49,827 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:47:49,827 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:47:49,827 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:47:49,827 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:47:49,827 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:47:49,828 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-20 15:47:49,828 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:47:49,828 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:47:49,828 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:47:49,828 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:47:49,828 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:47:49,828 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 15:47:49,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:47:49,829 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:47:49,829 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:47:49,829 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:47:49,829 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:47:49,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:47:49,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:47:49,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:47:49,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:47:49,831 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:47:49,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:47:49,831 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:47:49,831 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:47:49,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:47:49,831 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:47:49,832 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:47:49,832 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:47:49,832 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:47:49,832 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:47:49,832 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:47:49,832 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:47:49,832 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:47:49,833 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:47:49,833 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:47:49,834 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:47:49,834 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:47:49,834 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:47:49,835 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:47:49,835 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:47:49,835 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:47:49,836 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:47:49,836 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 15:47:49,836 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:47:49,836 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:47:49,836 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 15:47:49,836 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:47:49,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:47:49,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:47:49,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:47:51,315 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:47:51,315 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:47:51,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:47:51 BoogieIcfgContainer [2019-09-20 15:47:51,317 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:47:51,318 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:47:51,318 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:47:51,318 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:47:51,319 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:47:51" (1/1) ... [2019-09-20 15:47:51,320 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:47:51,351 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:47:51,352 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:47:51,361 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:47:51,372 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:47:51,373 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:48:02,051 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 15:48:03,794 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:48:03,936 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:48:04,103 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:48:04,239 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:48:04,255 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-20 15:48:04,306 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-20 15:48:04,312 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-20 15:48:04,839 WARN L191 SmtUtils]: Spent 455.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:48:05,297 WARN L191 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:48:05,612 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:48:05,882 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:48:06,605 WARN L191 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:48:07,082 WARN L191 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:48:07,876 WARN L191 SmtUtils]: Spent 720.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:48:08,485 WARN L191 SmtUtils]: Spent 606.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-20 15:48:08,865 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:48:09,221 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:48:09,807 WARN L191 SmtUtils]: Spent 577.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-20 15:48:10,108 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 492 [2019-09-20 15:48:10,252 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-20 15:48:10,302 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-20 15:48:10,316 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 1 for LOIs [2019-09-20 15:48:10,319 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 16 for LOIs [2019-09-20 15:48:10,321 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:48:10,322 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:48:10,324 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 408#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-20 15:48:10,337 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:48:10,338 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:48:10,340 INFO L168 Benchmark]: Toolchain (without parser) took 21382.70 ms. Allocated memory was 138.9 MB in the beginning and 626.0 MB in the end (delta: 487.1 MB). Free memory was 85.6 MB in the beginning and 86.4 MB in the end (delta: -789.6 kB). Peak memory consumption was 486.3 MB. Max. memory is 7.1 GB. [2019-09-20 15:48:10,341 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:48:10,342 INFO L168 Benchmark]: CACSL2BoogieTranslator took 715.42 ms. Allocated memory was 138.9 MB in the beginning and 200.3 MB in the end (delta: 61.3 MB). Free memory was 85.4 MB in the beginning and 167.8 MB in the end (delta: -82.5 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. [2019-09-20 15:48:10,343 INFO L168 Benchmark]: Boogie Preprocessor took 85.44 ms. Allocated memory is still 200.3 MB. Free memory was 167.8 MB in the beginning and 164.0 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:48:10,344 INFO L168 Benchmark]: RCFGBuilder took 1558.04 ms. Allocated memory was 200.3 MB in the beginning and 222.3 MB in the end (delta: 22.0 MB). Free memory was 164.0 MB in the beginning and 148.8 MB in the end (delta: 15.2 MB). Peak memory consumption was 95.3 MB. Max. memory is 7.1 GB. [2019-09-20 15:48:10,345 INFO L168 Benchmark]: Sifa took 19020.28 ms. Allocated memory was 222.3 MB in the beginning and 626.0 MB in the end (delta: 403.7 MB). Free memory was 148.8 MB in the beginning and 86.4 MB in the end (delta: 62.4 MB). Peak memory consumption was 466.1 MB. Max. memory is 7.1 GB. [2019-09-20 15:48:10,350 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 715.42 ms. Allocated memory was 138.9 MB in the beginning and 200.3 MB in the end (delta: 61.3 MB). Free memory was 85.4 MB in the beginning and 167.8 MB in the end (delta: -82.5 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.44 ms. Allocated memory is still 200.3 MB. Free memory was 167.8 MB in the beginning and 164.0 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1558.04 ms. Allocated memory was 200.3 MB in the beginning and 222.3 MB in the end (delta: 22.0 MB). Free memory was 164.0 MB in the beginning and 148.8 MB in the end (delta: 15.2 MB). Peak memory consumption was 95.3 MB. Max. memory is 7.1 GB. * Sifa took 19020.28 ms. Allocated memory was 222.3 MB in the beginning and 626.0 MB in the end (delta: 403.7 MB). Free memory was 148.8 MB in the beginning and 86.4 MB in the end (delta: 62.4 MB). Peak memory consumption was 466.1 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]: 18973, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 205, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 137, TOOLS_POST_TIME[ms]: 12553, TOOLS_POST_CALL_APPLICATIONS: 59, TOOLS_POST_CALL_TIME[ms]: 147, TOOLS_POST_RETURN_APPLICATIONS: 50, TOOLS_POST_RETURN_TIME[ms]: 71, TOOLS_QUANTIFIERELIM_APPLICATIONS: 246, TOOLS_QUANTIFIERELIM_TIME[ms]: 12684, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12478, FLUID_QUERY_TIME[ms]: 10, FLUID_QUERIES: 210, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 65, DOMAIN_JOIN_TIME[ms]: 5759, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 172, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 17, DOMAIN_ISBOTTOM_APPLICATIONS: 38, DOMAIN_ISBOTTOM_TIME[ms]: 114, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5897, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5897, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 50, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12950, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12949, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 32, DAG_COMPRESSION_PROCESSED_NODES: 335, DAG_COMPRESSION_RETAINED_NODES: 188 - UnprovableResult [Line: 73]: 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 408#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...