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 ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 00:34:52,888 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 00:34:52,890 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 00:34:52,902 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 00:34:52,902 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 00:34:52,903 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 00:34:52,905 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 00:34:52,917 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 00:34:52,918 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 00:34:52,919 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 00:34:52,922 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 00:34:52,923 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 00:34:52,924 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 00:34:52,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 00:34:52,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 00:34:52,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 00:34:52,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 00:34:52,935 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 00:34:52,937 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 00:34:52,944 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 00:34:52,946 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 00:34:52,947 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 00:34:52,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 00:34:52,952 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 00:34:52,954 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 00:34:52,955 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 00:34:52,955 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 00:34:52,957 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 00:34:52,958 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 00:34:52,960 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 00:34:52,960 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 00:34:52,962 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 00:34:52,963 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 00:34:52,963 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 00:34:52,967 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 00:34:52,968 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 00:34:52,969 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 00:34:52,969 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 00:34:52,969 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 00:34:52,971 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 00:34:52,972 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 00:34:52,973 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-19 00:34:52,992 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 00:34:52,993 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 00:34:52,995 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 00:34:52,995 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 00:34:52,996 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 00:34:52,996 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 00:34:52,996 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 00:34:52,996 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 00:34:52,996 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 00:34:52,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 00:34:52,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 00:34:52,998 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 00:34:52,998 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 00:34:52,999 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 00:34:52,999 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 00:34:52,999 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 00:34:52,999 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 00:34:53,000 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 00:34:53,000 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 00:34:53,000 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 00:34:53,000 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 00:34:53,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 00:34:53,001 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 00:34:53,001 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 00:34:53,001 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 00:34:53,002 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 00:34:53,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 00:34:53,002 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 00:34:53,002 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 -> ReUseSupersetCallSummarizer 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_DDA [2019-09-19 00:34:53,057 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 00:34:53,077 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 00:34:53,080 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 00:34:53,082 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 00:34:53,082 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 00:34:53,083 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product61.cil.c [2019-09-19 00:34:53,154 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95546175a/e95ab61e8db643f1ba6885c4c10db485/FLAG4bac3cf99 [2019-09-19 00:34:53,708 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 00:34:53,709 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product61.cil.c [2019-09-19 00:34:53,730 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95546175a/e95ab61e8db643f1ba6885c4c10db485/FLAG4bac3cf99 [2019-09-19 00:34:53,968 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95546175a/e95ab61e8db643f1ba6885c4c10db485 [2019-09-19 00:34:53,981 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 00:34:53,982 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 00:34:53,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 00:34:53,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 00:34:53,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 00:34:53,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 12:34:53" (1/1) ... [2019-09-19 00:34:53,993 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3205cab8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:34:53, skipping insertion in model container [2019-09-19 00:34:53,993 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 12:34:53" (1/1) ... [2019-09-19 00:34:54,000 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 00:34:54,059 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 00:34:54,505 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 00:34:54,525 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 00:34:54,633 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 00:34:54,670 INFO L192 MainTranslator]: Completed translation [2019-09-19 00:34:54,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:34:54 WrapperNode [2019-09-19 00:34:54,670 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 00:34:54,671 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 00:34:54,671 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 00:34:54,672 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 00:34:54,683 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:34:54" (1/1) ... [2019-09-19 00:34:54,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:34:54" (1/1) ... [2019-09-19 00:34:54,703 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:34:54" (1/1) ... [2019-09-19 00:34:54,703 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:34:54" (1/1) ... [2019-09-19 00:34:54,732 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:34:54" (1/1) ... [2019-09-19 00:34:54,742 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:34:54" (1/1) ... [2019-09-19 00:34:54,750 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:34:54" (1/1) ... [2019-09-19 00:34:54,758 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 00:34:54,758 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 00:34:54,758 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 00:34:54,759 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 00:34:54,759 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 12:34:54" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 00:34:54,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 00:34:54,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 00:34:54,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 00:34:54,817 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 00:34:54,817 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 00:34:54,818 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 00:34:54,818 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 00:34:54,818 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 00:34:54,818 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 00:34:54,818 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 00:34:54,819 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 00:34:54,819 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 00:34:54,819 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 00:34:54,819 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 00:34:54,819 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 00:34:54,819 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 00:34:54,820 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 00:34:54,820 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 00:34:54,820 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 00:34:54,820 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 00:34:54,820 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 00:34:54,820 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 00:34:54,821 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 00:34:54,821 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 00:34:54,821 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 00:34:54,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 00:34:54,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 00:34:54,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 00:34:54,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 00:34:54,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 00:34:54,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 00:34:54,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-19 00:34:54,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-19 00:34:54,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-19 00:34:54,823 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 00:34:54,823 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 00:34:54,823 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 00:34:54,823 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 00:34:54,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 00:34:54,823 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 00:34:54,824 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 00:34:54,824 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 00:34:54,824 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 00:34:54,824 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 00:34:54,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 00:34:54,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 00:34:54,825 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 00:34:54,825 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 00:34:54,825 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 00:34:54,825 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 00:34:54,825 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 00:34:54,826 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 00:34:54,826 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 00:34:54,826 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 00:34:54,826 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 00:34:54,826 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 00:34:54,826 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 00:34:54,826 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 00:34:54,827 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 00:34:54,827 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 00:34:54,827 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 00:34:54,827 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-19 00:34:54,827 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-19 00:34:54,828 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 00:34:54,828 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 00:34:54,828 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 00:34:54,828 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 00:34:54,828 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 00:34:54,828 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-19 00:34:54,828 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 00:34:54,829 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 00:34:54,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 00:34:54,829 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 00:34:54,829 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 00:34:54,829 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 00:34:54,829 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 00:34:54,830 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 00:34:54,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 00:34:54,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 00:34:54,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 00:34:54,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 00:34:54,830 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 00:34:54,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 00:34:54,831 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 00:34:54,831 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 00:34:54,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 00:34:54,831 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 00:34:54,831 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 00:34:54,831 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 00:34:54,832 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 00:34:54,832 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-19 00:34:54,832 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 00:34:54,832 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 00:34:54,832 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 00:34:54,832 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 00:34:54,832 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 00:34:54,833 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 00:34:54,833 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 00:34:54,833 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 00:34:54,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 00:34:54,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 00:34:54,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 00:34:56,434 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 00:34:56,434 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 00:34:56,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 12:34:56 BoogieIcfgContainer [2019-09-19 00:34:56,436 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 00:34:56,437 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 00:34:56,437 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 00:34:56,437 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 00:34:56,439 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 12:34:56" (1/1) ... [2019-09-19 00:34:56,439 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 00:34:56,483 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 00:34:56,483 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 00:34:56,498 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 00:34:56,512 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 00:34:56,513 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 00:35:09,115 WARN L191 SmtUtils]: Spent 12.48 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 00:35:21,342 WARN L191 SmtUtils]: Spent 12.22 s on a formula simplification that was a NOOP. DAG size: 443 [2019-09-19 00:35:44,156 WARN L191 SmtUtils]: Spent 14.14 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 00:35:45,701 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 00:35:49,786 WARN L191 SmtUtils]: Spent 4.08 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 00:35:49,796 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 432 for LOIs [2019-09-19 00:35:51,679 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:35:53,539 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:35:55,426 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:35:57,308 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:35:59,226 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 00:36:01,054 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-19 00:36:02,999 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:36:04,844 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 00:36:04,852 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 432 for LOIs [2019-09-19 00:36:06,756 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 00:36:08,644 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 00:36:08,654 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 432 for LOIs [2019-09-19 00:36:12,709 WARN L191 SmtUtils]: Spent 3.95 s on a formula simplification. DAG size of input: 433 DAG size of output: 427 [2019-09-19 00:36:14,648 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 427 [2019-09-19 00:36:18,535 WARN L191 SmtUtils]: Spent 3.84 s on a formula simplification. DAG size of input: 431 DAG size of output: 426 [2019-09-19 00:36:20,473 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 00:36:32,787 WARN L191 SmtUtils]: Spent 12.25 s on a formula simplification. DAG size of input: 469 DAG size of output: 464 [2019-09-19 00:36:38,807 WARN L191 SmtUtils]: Spent 6.02 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 00:36:50,972 WARN L191 SmtUtils]: Spent 12.16 s on a formula simplification. DAG size of input: 469 DAG size of output: 464 [2019-09-19 00:36:56,955 WARN L191 SmtUtils]: Spent 5.98 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 00:37:00,747 WARN L191 SmtUtils]: Spent 3.75 s on a formula simplification. DAG size of input: 431 DAG size of output: 426 [2019-09-19 00:37:02,705 WARN L191 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 00:37:18,031 WARN L191 SmtUtils]: Spent 15.29 s on a formula simplification. DAG size of input: 473 DAG size of output: 467 [2019-09-19 00:37:18,140 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-19 00:37:18,348 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 00:37:18,636 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 00:37:33,950 WARN L191 SmtUtils]: Spent 15.31 s on a formula simplification. DAG size of input: 473 DAG size of output: 467 [2019-09-19 00:37:34,055 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-19 00:37:34,260 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 00:37:34,550 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 00:37:39,325 WARN L191 SmtUtils]: Spent 4.75 s on a formula simplification. DAG size of input: 485 DAG size of output: 478 [2019-09-19 00:37:39,427 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 00:37:39,618 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 00:37:39,875 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 72 [2019-09-19 00:37:44,621 WARN L191 SmtUtils]: Spent 4.74 s on a formula simplification. DAG size of input: 485 DAG size of output: 478 [2019-09-19 00:37:44,726 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 00:37:44,920 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 00:37:45,187 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 72 [2019-09-19 00:37:45,671 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 00:37:45,784 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 00:37:46,388 WARN L191 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2019-09-19 00:37:46,672 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-19 00:37:46,965 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 82 [2019-09-19 00:37:47,448 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 85 [2019-09-19 00:37:47,559 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 00:37:47,886 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 85 [2019-09-19 00:37:47,996 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-19 00:37:48,408 WARN L191 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 98 [2019-09-19 00:37:48,547 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-19 00:37:48,677 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 1 [2019-09-19 00:37:48,988 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 80 [2019-09-19 00:37:49,404 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 82 [2019-09-19 00:37:49,508 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 00:37:49,828 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 83 [2019-09-19 00:37:49,934 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-19 00:37:50,963 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 108 DAG size of output: 89 [2019-09-19 00:37:51,295 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-19 00:37:51,401 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 00:37:51,706 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-19 00:37:52,010 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-19 00:37:52,316 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-19 00:37:52,623 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-19 00:37:53,002 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 85 [2019-09-19 00:37:54,144 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2019-09-19 00:37:54,318 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-19 00:37:54,465 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-19 00:37:54,587 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 00:37:54,691 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 00:37:54,944 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2019-09-19 00:37:55,067 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-19 00:37:55,376 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-19 00:37:55,485 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-19 00:37:55,682 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 77 [2019-09-19 00:37:56,408 WARN L191 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 89 [2019-09-19 00:37:56,693 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-19 00:37:56,987 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-19 00:37:57,274 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-19 00:37:58,582 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 101 DAG size of output: 94 [2019-09-19 00:37:58,911 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-19 00:37:59,234 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-19 00:37:59,556 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-19 00:37:59,879 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-19 00:38:00,199 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-19 00:38:00,788 WARN L191 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2019-09-19 00:38:01,079 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-19 00:38:01,996 WARN L191 SmtUtils]: Spent 913.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 110 [2019-09-19 00:38:02,572 WARN L191 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 90 [2019-09-19 00:38:02,846 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-19 00:38:03,399 WARN L191 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 90 [2019-09-19 00:38:03,674 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-19 00:38:03,947 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 78 [2019-09-19 00:38:04,524 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 92 [2019-09-19 00:38:04,628 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-19 00:38:05,183 WARN L191 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 93 [2019-09-19 00:38:05,356 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-19 00:38:05,960 WARN L191 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 93 [2019-09-19 00:38:06,636 WARN L191 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 91 [2019-09-19 00:38:06,905 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-19 00:38:07,250 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 84 [2019-09-19 00:38:07,354 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 00:38:08,157 WARN L191 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 87 [2019-09-19 00:38:08,270 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 00:38:09,071 WARN L191 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 87 [2019-09-19 00:38:09,185 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 00:38:09,305 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-19 00:38:09,407 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-19 00:38:10,075 WARN L191 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 93 [2019-09-19 00:38:10,399 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-19 00:38:11,129 WARN L191 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 106 [2019-09-19 00:38:11,485 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-19 00:38:11,749 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-19 00:38:12,089 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-19 00:38:12,224 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-19 00:38:13,005 WARN L191 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 87 [2019-09-19 00:38:13,865 WARN L191 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 87 [2019-09-19 00:38:14,079 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-19 00:38:14,760 WARN L191 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 93 [2019-09-19 00:38:15,082 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-19 00:38:15,800 WARN L191 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 106 [2019-09-19 00:38:16,157 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-19 00:38:16,161 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-19 00:38:16,164 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 75 for LOIs [2019-09-19 00:38:16,373 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 00:38:16,970 WARN L191 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2019-09-19 00:38:17,260 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-19 00:38:17,812 WARN L191 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 89 [2019-09-19 00:38:18,083 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-19 00:38:18,640 WARN L191 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 89 [2019-09-19 00:38:18,917 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-19 00:38:18,920 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 81 for LOIs [2019-09-19 00:38:19,027 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-19 00:38:19,126 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 94 for LOIs [2019-09-19 00:38:19,432 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 83 [2019-09-19 00:38:19,555 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-19 00:38:19,556 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 00:38:19,556 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 00:38:19,558 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 434#(and (= |#t~string20.offset| 0) (= |#t~string55.offset| 0) (= |#t~string56.offset| 0) (= |#t~string57.offset| 0) (= |#t~string34.offset| 0) (= ~switchedOnBeforeTS~0 0) (= |#t~string67.offset| 0) (= ~systemActive~0 1) (= |#t~string14.offset| 0) (= |#t~string10.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string28.offset| 0) (= |#t~string66.offset| 0) (= ~head~0.base 0) (= |#t~string64.offset| 0) (= |#t~string59.offset| 0) (= |#t~string12.offset| 0) (<= ~waterLevel~0 2147483647) (= |#t~string32.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (= |#NULL.base| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string60.offset| 0) (= |#t~string22.offset| 0) (= |#t~string16.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= |#t~string36.offset| 0) (not (= 2 ~waterLevel~0)) (= |#t~string69.offset| 0) (= |#t~string24.offset| 0) (= |#NULL.offset| 0)) [2019-09-19 00:38:19,582 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 00:38:19,582 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 00:38:19,589 INFO L168 Benchmark]: Toolchain (without parser) took 205601.57 ms. Allocated memory was 136.3 MB in the beginning and 186.1 MB in the end (delta: 49.8 MB). Free memory was 91.6 MB in the beginning and 117.2 MB in the end (delta: -25.5 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. [2019-09-19 00:38:19,597 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 136.3 MB. Free memory was 110.7 MB in the beginning and 110.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 00:38:19,602 INFO L168 Benchmark]: CACSL2BoogieTranslator took 685.60 ms. Allocated memory was 136.3 MB in the beginning and 200.3 MB in the end (delta: 64.0 MB). Free memory was 91.4 MB in the beginning and 163.5 MB in the end (delta: -72.1 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2019-09-19 00:38:19,603 INFO L168 Benchmark]: Boogie Preprocessor took 86.69 ms. Allocated memory is still 200.3 MB. Free memory was 163.5 MB in the beginning and 158.8 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-09-19 00:38:19,606 INFO L168 Benchmark]: RCFGBuilder took 1678.32 ms. Allocated memory was 200.3 MB in the beginning and 232.3 MB in the end (delta: 32.0 MB). Free memory was 158.8 MB in the beginning and 137.3 MB in the end (delta: 21.6 MB). Peak memory consumption was 80.1 MB. Max. memory is 7.1 GB. [2019-09-19 00:38:19,607 INFO L168 Benchmark]: Sifa took 203145.42 ms. Allocated memory was 232.3 MB in the beginning and 186.1 MB in the end (delta: -46.1 MB). Free memory was 137.3 MB in the beginning and 117.2 MB in the end (delta: 20.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 00:38:19,614 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 136.3 MB. Free memory was 110.7 MB in the beginning and 110.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 685.60 ms. Allocated memory was 136.3 MB in the beginning and 200.3 MB in the end (delta: 64.0 MB). Free memory was 91.4 MB in the beginning and 163.5 MB in the end (delta: -72.1 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.69 ms. Allocated memory is still 200.3 MB. Free memory was 163.5 MB in the beginning and 158.8 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1678.32 ms. Allocated memory was 200.3 MB in the beginning and 232.3 MB in the end (delta: 32.0 MB). Free memory was 158.8 MB in the beginning and 137.3 MB in the end (delta: 21.6 MB). Peak memory consumption was 80.1 MB. Max. memory is 7.1 GB. * Sifa took 203145.42 ms. Allocated memory was 232.3 MB in the beginning and 186.1 MB in the end (delta: -46.1 MB). Free memory was 137.3 MB in the beginning and 117.2 MB in the end (delta: 20.1 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 203075, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 207, DAG_INTERPRETER_EARLY_EXITS: 3, TOOLS_POST_APPLICATIONS: 144, TOOLS_POST_TIME[ms]: 136, TOOLS_POST_CALL_APPLICATIONS: 59, TOOLS_POST_CALL_TIME[ms]: 134, TOOLS_POST_RETURN_APPLICATIONS: 52, TOOLS_POST_RETURN_TIME[ms]: 28544, TOOLS_QUANTIFIERELIM_APPLICATIONS: 252, TOOLS_QUANTIFIERELIM_TIME[ms]: 28686, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28443, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 209, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 73, DOMAIN_JOIN_TIME[ms]: 172276, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 31, DOMAIN_ISSUBSETEQ_TIME[ms]: 103, DOMAIN_ISBOTTOM_APPLICATIONS: 37, DOMAIN_ISBOTTOM_TIME[ms]: 253, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 30638, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 30637, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 52, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 84491, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 36, DAG_COMPRESSION_PROCESSED_NODES: 493, DAG_COMPRESSION_RETAINED_NODES: 228 - UnprovableResult [Line: 925]: 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 434#(and (= |#t~string20.offset| 0) (= |#t~string55.offset| 0) (= |#t~string56.offset| 0) (= |#t~string57.offset| 0) (= |#t~string34.offset| 0) (= ~switchedOnBeforeTS~0 0) (= |#t~string67.offset| 0) (= ~systemActive~0 1) (= |#t~string14.offset| 0) (= |#t~string10.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string28.offset| 0) (= |#t~string66.offset| 0) (= ~head~0.base 0) (= |#t~string64.offset| 0) (= |#t~string59.offset| 0) (= |#t~string12.offset| 0) (<= ~waterLevel~0 2147483647) (= |#t~string32.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (= |#NULL.base| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string60.offset| 0) (= |#t~string22.offset| 0) (= |#t~string16.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= |#t~string36.offset| 0) (not (= 2 ~waterLevel~0)) (= |#t~string69.offset| 0) (= |#t~string24.offset| 0) (= |#NULL.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...