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_spec2_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:31:53,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:31:53,889 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:31:53,904 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:31:53,905 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:31:53,906 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:31:53,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:31:53,910 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:31:53,911 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:31:53,912 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:31:53,913 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:31:53,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:31:53,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:31:53,916 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:31:53,917 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:31:53,918 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:31:53,919 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:31:53,920 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:31:53,922 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:31:53,924 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:31:53,926 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:31:53,927 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:31:53,928 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:31:53,929 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:31:53,934 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:31:53,935 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:31:53,935 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:31:53,936 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:31:53,936 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:31:53,937 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:31:53,938 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:31:53,938 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:31:53,939 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:31:53,940 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:31:53,941 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:31:53,941 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:31:53,942 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:31:53,942 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:31:53,943 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:31:53,944 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:31:53,944 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:31:53,945 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 [2019-09-21 08:31:53,962 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:31:53,962 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:31:53,963 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:31:53,964 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:31:53,964 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:31:53,964 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:31:53,964 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:31:53,964 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:31:53,965 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:31:53,965 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:31:53,965 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:31:53,965 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:31:53,965 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:31:53,966 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:31:53,966 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:31:53,966 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:31:53,966 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:31:53,966 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:31:53,967 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:31:53,967 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:31:53,967 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:31:53,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:31:53,968 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:31:53,968 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:31:53,968 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:31:53,968 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:31:53,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:31:53,968 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:31:53,969 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 [2019-09-21 08:31:54,001 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:31:54,014 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:31:54,018 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:31:54,019 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:31:54,020 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:31:54,021 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product03.cil.c [2019-09-21 08:31:54,089 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2331a97eb/6519c92888d7499c90cd73920d29c9e0/FLAG1176b8ed1 [2019-09-21 08:31:54,646 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:31:54,647 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product03.cil.c [2019-09-21 08:31:54,663 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2331a97eb/6519c92888d7499c90cd73920d29c9e0/FLAG1176b8ed1 [2019-09-21 08:31:54,947 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2331a97eb/6519c92888d7499c90cd73920d29c9e0 [2019-09-21 08:31:54,959 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:31:54,961 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:31:54,962 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:31:54,962 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:31:54,966 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:31:54,967 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:31:54" (1/1) ... [2019-09-21 08:31:54,970 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a8f6188 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:54, skipping insertion in model container [2019-09-21 08:31:54,971 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:31:54" (1/1) ... [2019-09-21 08:31:54,979 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:31:55,038 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:31:55,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:31:55,535 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:31:55,615 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:31:55,649 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:31:55,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:55 WrapperNode [2019-09-21 08:31:55,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:31:55,651 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:31:55,651 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:31:55,651 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:31:55,662 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:55" (1/1) ... [2019-09-21 08:31:55,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:55" (1/1) ... [2019-09-21 08:31:55,685 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:55" (1/1) ... [2019-09-21 08:31:55,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:55" (1/1) ... [2019-09-21 08:31:55,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:55" (1/1) ... [2019-09-21 08:31:55,727 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:55" (1/1) ... [2019-09-21 08:31:55,732 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:55" (1/1) ... [2019-09-21 08:31:55,740 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:31:55,741 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:31:55,741 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:31:55,741 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:31:55,742 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:55" (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 [2019-09-21 08:31:55,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:31:55,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:31:55,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:31:55,815 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:31:55,815 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:31:55,816 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:31:55,816 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:31:55,816 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:31:55,816 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:31:55,816 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:31:55,816 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 08:31:55,817 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:31:55,817 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:31:55,817 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:31:55,817 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:31:55,817 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:31:55,818 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:31:55,818 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:31:55,818 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:31:55,818 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:31:55,818 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:31:55,818 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:31:55,819 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:31:55,819 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:31:55,819 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:31:55,819 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:31:55,819 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:31:55,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:31:55,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:31:55,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:31:55,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:31:55,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:31:55,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:31:55,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-21 08:31:55,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-21 08:31:55,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:31:55,821 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:31:55,821 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:31:55,821 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:31:55,821 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:31:55,822 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:31:55,822 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:31:55,822 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:31:55,822 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:31:55,822 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:31:55,822 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:31:55,822 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:31:55,823 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 08:31:55,823 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-21 08:31:55,823 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:31:55,823 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:31:55,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:31:55,823 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:31:55,824 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:31:55,824 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:31:55,824 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:31:55,824 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:31:55,824 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:31:55,824 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:31:55,824 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:31:55,825 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:31:55,825 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:31:55,825 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:31:55,825 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-21 08:31:55,825 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:31:55,826 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:31:55,826 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:31:55,826 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:31:55,826 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:31:55,826 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:31:55,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:31:55,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:31:55,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:31:55,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:31:55,827 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:31:55,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:31:55,827 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:31:55,827 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:31:55,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:31:55,828 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:31:55,828 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:31:55,828 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:31:55,828 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:31:55,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:31:55,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:31:55,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:31:57,477 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:31:57,477 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:31:57,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:31:57 BoogieIcfgContainer [2019-09-21 08:31:57,479 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:31:57,479 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:31:57,479 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:31:57,480 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:31:57,481 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:31:57" (1/1) ... [2019-09-21 08:31:57,482 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 [2019-09-21 08:31:57,510 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:31:57,510 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:31:57,523 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:31:57,537 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:31:57,539 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:32:06,358 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 08:32:08,168 WARN L191 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:32:08,296 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:32:08,443 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:32:08,579 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:32:08,596 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-21 08:32:08,644 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-21 08:32:08,660 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-21 08:32:08,838 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:32:08,964 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:32:09,386 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:09,709 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:32:10,267 WARN L191 SmtUtils]: Spent 484.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-21 08:32:10,630 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-21 08:32:10,997 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-21 08:32:11,242 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 497 [2019-09-21 08:32:11,373 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 497 [2019-09-21 08:32:11,660 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-21 08:32:11,890 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-21 08:32:12,105 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 44 [2019-09-21 08:32:12,215 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 46 [2019-09-21 08:32:12,506 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-21 08:32:12,680 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-21 08:32:12,881 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-21 08:32:13,058 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-21 08:32:13,265 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-21 08:32:13,450 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-21 08:32:13,620 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-21 08:32:13,784 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-21 08:32:13,967 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-21 08:32:14,154 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-21 08:32:14,310 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-21 08:32:14,466 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-21 08:32:14,915 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 50 [2019-09-21 08:32:15,226 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 50 [2019-09-21 08:32:15,355 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 52 [2019-09-21 08:32:15,925 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 50 [2019-09-21 08:32:16,126 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 52 [2019-09-21 08:32:16,470 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 50 [2019-09-21 08:32:16,647 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 52 [2019-09-21 08:32:16,984 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 50 [2019-09-21 08:32:17,170 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 52 [2019-09-21 08:32:17,450 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 50 [2019-09-21 08:32:17,575 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 52 [2019-09-21 08:32:17,855 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 536 DAG size of output: 50 [2019-09-21 08:32:18,043 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 52 [2019-09-21 08:32:18,292 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 519 DAG size of output: 38 [2019-09-21 08:32:18,511 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 519 DAG size of output: 38 [2019-09-21 08:32:18,637 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-21 08:32:18,661 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-21 08:32:18,671 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 16 for LOIs [2019-09-21 08:32:18,675 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 27 for LOIs [2019-09-21 08:32:18,678 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:32:18,678 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:32:18,680 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 936#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= ~pumpRunning~0 0))) [2019-09-21 08:32:18,694 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:32:18,694 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:32:18,697 INFO L168 Benchmark]: Toolchain (without parser) took 23735.08 ms. Allocated memory was 131.1 MB in the beginning and 733.0 MB in the end (delta: 601.9 MB). Free memory was 85.9 MB in the beginning and 230.2 MB in the end (delta: -144.3 MB). Peak memory consumption was 457.6 MB. Max. memory is 7.1 GB. [2019-09-21 08:32:18,703 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 131.1 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:32:18,704 INFO L168 Benchmark]: CACSL2BoogieTranslator took 688.67 ms. Allocated memory was 131.1 MB in the beginning and 199.8 MB in the end (delta: 68.7 MB). Free memory was 85.7 MB in the beginning and 165.0 MB in the end (delta: -79.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2019-09-21 08:32:18,707 INFO L168 Benchmark]: Boogie Preprocessor took 89.48 ms. Allocated memory is still 199.8 MB. Free memory was 165.0 MB in the beginning and 161.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-21 08:32:18,714 INFO L168 Benchmark]: RCFGBuilder took 1738.11 ms. Allocated memory was 199.8 MB in the beginning and 220.2 MB in the end (delta: 20.4 MB). Free memory was 161.1 MB in the beginning and 151.4 MB in the end (delta: 9.8 MB). Peak memory consumption was 94.6 MB. Max. memory is 7.1 GB. [2019-09-21 08:32:18,716 INFO L168 Benchmark]: Sifa took 21214.74 ms. Allocated memory was 220.2 MB in the beginning and 733.0 MB in the end (delta: 512.8 MB). Free memory was 151.4 MB in the beginning and 230.2 MB in the end (delta: -78.8 MB). Peak memory consumption was 434.0 MB. Max. memory is 7.1 GB. [2019-09-21 08:32:18,723 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 131.1 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 688.67 ms. Allocated memory was 131.1 MB in the beginning and 199.8 MB in the end (delta: 68.7 MB). Free memory was 85.7 MB in the beginning and 165.0 MB in the end (delta: -79.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.48 ms. Allocated memory is still 199.8 MB. Free memory was 165.0 MB in the beginning and 161.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1738.11 ms. Allocated memory was 199.8 MB in the beginning and 220.2 MB in the end (delta: 20.4 MB). Free memory was 161.1 MB in the beginning and 151.4 MB in the end (delta: 9.8 MB). Peak memory consumption was 94.6 MB. Max. memory is 7.1 GB. * Sifa took 21214.74 ms. Allocated memory was 220.2 MB in the beginning and 733.0 MB in the end (delta: 512.8 MB). Free memory was 151.4 MB in the beginning and 230.2 MB in the end (delta: -78.8 MB). Peak memory consumption was 434.0 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]: 21170, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 492, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 337, TOOLS_POST_TIME[ms]: 10954, TOOLS_POST_CALL_APPLICATIONS: 118, TOOLS_POST_CALL_TIME[ms]: 378, TOOLS_POST_RETURN_APPLICATIONS: 109, TOOLS_POST_RETURN_TIME[ms]: 239, TOOLS_QUANTIFIERELIM_APPLICATIONS: 564, TOOLS_QUANTIFIERELIM_TIME[ms]: 11350, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10674, FLUID_QUERY_TIME[ms]: 21, FLUID_QUERIES: 512, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 140, DOMAIN_JOIN_TIME[ms]: 8618, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 274, DOMAIN_ISSUBSETEQ_APPLICATIONS: 20, DOMAIN_ISSUBSETEQ_TIME[ms]: 102, DOMAIN_ISBOTTOM_APPLICATIONS: 89, DOMAIN_ISBOTTOM_TIME[ms]: 408, LOOP_SUMMARIZER_APPLICATIONS: 17, LOOP_SUMMARIZER_CACHE_MISSES: 17, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5876, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5875, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 20, CALL_SUMMARIZER_APPLICATIONS: 109, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11094, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11093, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 38, DAG_COMPRESSION_PROCESSED_NODES: 599, DAG_COMPRESSION_RETAINED_NODES: 297 - UnprovableResult [Line: 869]: 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 936#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...