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_product10.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:32:17,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:32:17,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:32:17,929 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:32:17,930 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:32:17,931 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:32:17,932 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:32:17,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:32:17,936 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:32:17,937 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:32:17,938 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:32:17,939 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:32:17,939 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:32:17,940 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:32:17,941 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:32:17,943 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:32:17,943 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:32:17,945 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:32:17,946 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:32:17,949 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:32:17,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:32:17,952 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:32:17,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:32:17,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:32:17,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:32:17,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:32:17,957 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:32:17,958 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:32:17,958 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:32:17,959 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:32:17,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:32:17,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:32:17,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:32:17,962 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:32:17,963 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:32:17,963 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:32:17,964 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:32:17,964 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:32:17,964 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:32:17,965 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:32:17,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:32:17,967 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 08:32:17,993 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:32:17,993 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:32:17,996 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:32:17,996 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:32:17,996 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:32:17,997 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:32:17,997 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:32:17,997 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:32:17,998 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:32:17,998 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:32:17,999 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:32:17,999 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:32:17,999 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:32:18,000 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:32:18,000 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:32:18,000 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:32:18,000 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:32:18,001 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:32:18,001 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:32:18,001 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:32:18,002 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:32:18,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:32:18,002 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:32:18,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:32:18,003 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:32:18,003 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:32:18,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:32:18,003 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:32:18,004 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 08:32:18,049 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:32:18,062 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:32:18,066 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:32:18,067 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:32:18,068 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:32:18,069 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product10.cil.c [2019-09-21 08:32:18,129 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96aed026c/8313c9b9166c4dcdabc66c27acc964e7/FLAGea202bb4f [2019-09-21 08:32:18,694 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:32:18,695 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product10.cil.c [2019-09-21 08:32:18,707 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96aed026c/8313c9b9166c4dcdabc66c27acc964e7/FLAGea202bb4f [2019-09-21 08:32:18,995 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96aed026c/8313c9b9166c4dcdabc66c27acc964e7 [2019-09-21 08:32:19,006 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:32:19,008 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:32:19,009 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:32:19,009 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:32:19,013 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:32:19,014 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:32:18" (1/1) ... [2019-09-21 08:32:19,017 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bfade5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:19, skipping insertion in model container [2019-09-21 08:32:19,018 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:32:18" (1/1) ... [2019-09-21 08:32:19,026 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:32:19,090 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:32:19,555 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:32:19,579 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:32:19,694 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:32:19,740 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:32:19,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:19 WrapperNode [2019-09-21 08:32:19,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:32:19,743 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:32:19,743 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:32:19,743 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:32:19,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:19" (1/1) ... [2019-09-21 08:32:19,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:19" (1/1) ... [2019-09-21 08:32:19,774 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:19" (1/1) ... [2019-09-21 08:32:19,775 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:19" (1/1) ... [2019-09-21 08:32:19,815 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:19" (1/1) ... [2019-09-21 08:32:19,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:19" (1/1) ... [2019-09-21 08:32:19,831 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:19" (1/1) ... [2019-09-21 08:32:19,839 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:32:19,840 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:32:19,840 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:32:19,840 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:32:19,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:32:19" (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 08:32:19,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:32:19,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:32:19,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:32:19,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:32:19,901 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:32:19,902 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:32:19,902 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:32:19,902 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:32:19,902 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:32:19,903 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:32:19,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:32:19,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:32:19,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:32:19,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:32:19,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:32:19,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:32:19,906 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:32:19,907 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:32:19,907 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:32:19,907 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:32:19,907 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:32:19,907 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:32:19,907 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:32:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-21 08:32:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:32:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:32:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:32:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:32:19,908 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:32:19,909 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 08:32:19,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-21 08:32:19,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-21 08:32:19,909 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:32:19,909 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:32:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:32:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:32:19,910 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:32:19,910 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:32:19,910 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:32:19,910 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:32:19,911 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:32:19,911 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:32:19,911 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:32:19,911 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:32:19,911 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:32:19,911 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:32:19,912 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:32:19,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:32:19,912 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:32:19,912 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:32:19,912 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:32:19,912 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:32:19,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:32:19,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:32:19,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:32:19,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:32:19,913 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:32:19,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:32:19,913 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:32:19,914 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:32:19,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:32:19,914 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:32:19,914 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:32:19,914 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:32:19,914 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:32:19,915 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:32:19,915 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:32:19,915 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:32:19,915 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 08:32:19,915 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:32:19,915 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:32:19,915 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:32:19,916 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:32:19,916 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:32:19,916 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:32:19,916 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:32:19,916 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-21 08:32:19,917 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:32:19,917 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-21 08:32:19,917 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:32:19,917 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-21 08:32:19,917 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:32:19,917 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:32:19,918 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:32:19,918 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:32:19,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:32:19,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:32:19,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:32:21,608 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:32:21,609 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:32:21,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:32:21 BoogieIcfgContainer [2019-09-21 08:32:21,611 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:32:21,611 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:32:21,611 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:32:21,612 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:32:21,613 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:32:21" (1/1) ... [2019-09-21 08:32:21,614 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 08:32:21,645 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:32:21,645 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:32:21,658 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:32:21,671 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:32:21,672 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:32:30,846 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 08:32:32,605 WARN L191 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:32:32,755 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:32:32,903 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:32:33,048 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:32:33,064 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 482 for LOIs [2019-09-21 08:32:33,117 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 482 for LOIs [2019-09-21 08:32:33,134 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 482 for LOIs [2019-09-21 08:32:33,296 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-21 08:32:33,455 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 486 [2019-09-21 08:32:33,951 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-21 08:32:34,324 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-21 08:32:34,603 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-21 08:32:34,859 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-21 08:32:35,098 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-21 08:32:35,267 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-21 08:32:35,827 WARN L191 SmtUtils]: Spent 519.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:32:36,189 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:32:36,921 WARN L191 SmtUtils]: Spent 671.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:32:37,528 WARN L191 SmtUtils]: Spent 604.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:32:38,225 WARN L191 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 524 [2019-09-21 08:32:38,556 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-21 08:32:38,823 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-21 08:32:39,082 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-21 08:32:39,632 WARN L191 SmtUtils]: Spent 548.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:32:40,087 WARN L191 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:32:40,510 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:32:40,960 WARN L191 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:32:41,703 WARN L191 SmtUtils]: Spent 723.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-21 08:32:42,509 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:32:42,807 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:32:43,916 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:32:44,450 WARN L191 SmtUtils]: Spent 532.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:32:45,255 WARN L191 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 524 [2019-09-21 08:32:45,603 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-21 08:32:45,810 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-21 08:32:45,978 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-21 08:32:46,408 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:32:46,826 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:32:47,260 WARN L191 SmtUtils]: Spent 432.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:32:47,704 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:32:48,388 WARN L191 SmtUtils]: Spent 664.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-21 08:32:48,765 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:32:49,052 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:32:49,648 WARN L191 SmtUtils]: Spent 548.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:32:50,177 WARN L191 SmtUtils]: Spent 528.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:32:50,560 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 524 [2019-09-21 08:32:50,863 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-21 08:32:51,094 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-21 08:32:51,262 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-21 08:32:51,708 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:32:52,138 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:32:52,582 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:32:53,013 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:32:53,706 WARN L191 SmtUtils]: Spent 672.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-21 08:32:53,769 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-21 08:32:53,797 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-21 08:32:53,808 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 16 for LOIs [2019-09-21 08:32:53,812 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 27 for LOIs [2019-09-21 08:32:53,815 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:32:53,815 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:32:53,817 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 496#(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 08:32:53,830 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:32:53,830 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:32:53,832 INFO L168 Benchmark]: Toolchain (without parser) took 34824.18 ms. Allocated memory was 137.9 MB in the beginning and 983.0 MB in the end (delta: 845.2 MB). Free memory was 84.1 MB in the beginning and 171.8 MB in the end (delta: -87.6 MB). Peak memory consumption was 757.5 MB. Max. memory is 7.1 GB. [2019-09-21 08:32:53,833 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 103.8 MB in the beginning and 103.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:32:53,834 INFO L168 Benchmark]: CACSL2BoogieTranslator took 732.57 ms. Allocated memory was 137.9 MB in the beginning and 198.2 MB in the end (delta: 60.3 MB). Free memory was 83.9 MB in the beginning and 162.3 MB in the end (delta: -78.4 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. [2019-09-21 08:32:53,835 INFO L168 Benchmark]: Boogie Preprocessor took 96.70 ms. Allocated memory is still 198.2 MB. Free memory was 162.3 MB in the beginning and 157.8 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-21 08:32:53,836 INFO L168 Benchmark]: RCFGBuilder took 1771.19 ms. Allocated memory was 198.2 MB in the beginning and 218.1 MB in the end (delta: 19.9 MB). Free memory was 157.8 MB in the beginning and 146.8 MB in the end (delta: 11.0 MB). Peak memory consumption was 93.5 MB. Max. memory is 7.1 GB. [2019-09-21 08:32:53,837 INFO L168 Benchmark]: Sifa took 32218.77 ms. Allocated memory was 218.1 MB in the beginning and 983.0 MB in the end (delta: 764.9 MB). Free memory was 145.5 MB in the beginning and 171.8 MB in the end (delta: -26.2 MB). Peak memory consumption was 738.7 MB. Max. memory is 7.1 GB. [2019-09-21 08:32:53,841 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 137.9 MB. Free memory was 103.8 MB in the beginning and 103.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 732.57 ms. Allocated memory was 137.9 MB in the beginning and 198.2 MB in the end (delta: 60.3 MB). Free memory was 83.9 MB in the beginning and 162.3 MB in the end (delta: -78.4 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.70 ms. Allocated memory is still 198.2 MB. Free memory was 162.3 MB in the beginning and 157.8 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1771.19 ms. Allocated memory was 198.2 MB in the beginning and 218.1 MB in the end (delta: 19.9 MB). Free memory was 157.8 MB in the beginning and 146.8 MB in the end (delta: 11.0 MB). Peak memory consumption was 93.5 MB. Max. memory is 7.1 GB. * Sifa took 32218.77 ms. Allocated memory was 218.1 MB in the beginning and 983.0 MB in the end (delta: 764.9 MB). Free memory was 145.5 MB in the beginning and 171.8 MB in the end (delta: -26.2 MB). Peak memory consumption was 738.7 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]: 32173, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 249, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 166, TOOLS_POST_TIME[ms]: 11184, TOOLS_POST_CALL_APPLICATIONS: 68, TOOLS_POST_CALL_TIME[ms]: 337, TOOLS_POST_RETURN_APPLICATIONS: 59, TOOLS_POST_RETURN_TIME[ms]: 207, TOOLS_QUANTIFIERELIM_APPLICATIONS: 293, TOOLS_QUANTIFIERELIM_TIME[ms]: 11571, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10998, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 258, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 82, DOMAIN_JOIN_TIME[ms]: 17890, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 2073, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 57, DOMAIN_ISBOTTOM_APPLICATIONS: 46, DOMAIN_ISBOTTOM_TIME[ms]: 259, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 15935, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 15934, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 59, CALL_SUMMARIZER_CACHE_MISSES: 18, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11416, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11415, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 36, DAG_COMPRESSION_PROCESSED_NODES: 381, DAG_COMPRESSION_RETAINED_NODES: 189 - UnprovableResult [Line: 44]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 496#(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...