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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product57.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 15:46:03,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 15:46:03,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 15:46:03,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 15:46:03,917 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 15:46:03,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 15:46:03,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 15:46:03,922 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 15:46:03,923 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 15:46:03,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 15:46:03,925 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 15:46:03,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 15:46:03,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 15:46:03,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 15:46:03,929 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 15:46:03,930 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 15:46:03,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 15:46:03,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 15:46:03,933 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 15:46:03,935 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 15:46:03,936 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 15:46:03,937 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 15:46:03,939 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 15:46:03,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 15:46:03,942 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 15:46:03,942 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 15:46:03,942 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 15:46:03,943 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 15:46:03,943 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 15:46:03,944 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 15:46:03,944 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 15:46:03,945 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 15:46:03,946 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 15:46:03,946 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 15:46:03,947 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 15:46:03,948 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 15:46:03,948 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 15:46:03,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 15:46:03,949 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 15:46:03,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 15:46:03,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 15:46:03,951 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 [2019-09-25 15:46:03,965 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 15:46:03,965 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 15:46:03,966 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 15:46:03,967 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 15:46:03,967 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 15:46:03,967 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 15:46:03,967 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 15:46:03,967 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 15:46:03,968 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 15:46:03,968 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 15:46:03,968 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 15:46:03,968 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 15:46:03,968 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 15:46:03,969 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 15:46:03,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 15:46:03,969 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 15:46:03,969 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 15:46:03,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 15:46:03,970 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 15:46:03,970 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 15:46:03,970 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 15:46:03,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 15:46:03,970 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 15:46:03,971 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 15:46:03,971 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 15:46:03,971 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 15:46:03,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 15:46:03,971 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 15:46:03,972 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-25 15:46:04,002 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 15:46:04,014 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 15:46:04,017 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 15:46:04,018 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 15:46:04,019 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 15:46:04,019 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product57.cil.c [2019-09-25 15:46:04,079 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/852643b80/1119b824c7fd402491ab5b2fc1ebfe3b/FLAGc051fe019 [2019-09-25 15:46:04,617 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 15:46:04,617 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product57.cil.c [2019-09-25 15:46:04,629 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/852643b80/1119b824c7fd402491ab5b2fc1ebfe3b/FLAGc051fe019 [2019-09-25 15:46:04,852 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/852643b80/1119b824c7fd402491ab5b2fc1ebfe3b [2019-09-25 15:46:04,863 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 15:46:04,864 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 15:46:04,865 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 15:46:04,865 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 15:46:04,868 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 15:46:04,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:46:04" (1/1) ... [2019-09-25 15:46:04,871 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5038e766 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:46:04, skipping insertion in model container [2019-09-25 15:46:04,871 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:46:04" (1/1) ... [2019-09-25 15:46:04,879 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 15:46:04,938 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 15:46:05,423 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:46:05,439 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 15:46:05,534 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:46:05,584 INFO L192 MainTranslator]: Completed translation [2019-09-25 15:46:05,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:46:05 WrapperNode [2019-09-25 15:46:05,584 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 15:46:05,585 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 15:46:05,585 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 15:46:05,585 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 15:46:05,595 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:46:05" (1/1) ... [2019-09-25 15:46:05,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:46:05" (1/1) ... [2019-09-25 15:46:05,613 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:46:05" (1/1) ... [2019-09-25 15:46:05,614 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:46:05" (1/1) ... [2019-09-25 15:46:05,642 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:46:05" (1/1) ... [2019-09-25 15:46:05,653 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:46:05" (1/1) ... [2019-09-25 15:46:05,658 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:46:05" (1/1) ... [2019-09-25 15:46:05,665 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 15:46:05,666 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 15:46:05,666 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 15:46:05,666 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 15:46:05,667 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:46:05" (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 [2019-09-25 15:46:05,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 15:46:05,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 15:46:05,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 15:46:05,730 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 15:46:05,731 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 15:46:05,731 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 15:46:05,731 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 15:46:05,732 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 15:46:05,732 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 15:46:05,732 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 15:46:05,732 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 15:46:05,733 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 15:46:05,733 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 15:46:05,733 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 15:46:05,734 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-25 15:46:05,734 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 15:46:05,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-25 15:46:05,736 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 15:46:05,736 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 15:46:05,737 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 15:46:05,737 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 15:46:05,737 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 15:46:05,737 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 15:46:05,737 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-25 15:46:05,737 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 15:46:05,737 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 15:46:05,738 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 15:46:05,738 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 15:46:05,738 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 15:46:05,738 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 15:46:05,738 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 15:46:05,738 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 15:46:05,738 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 15:46:05,739 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 15:46:05,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 15:46:05,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 15:46:05,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 15:46:05,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 15:46:05,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 15:46:05,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 15:46:05,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 15:46:05,740 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 15:46:05,740 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 15:46:05,740 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 15:46:05,741 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 15:46:05,741 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 15:46:05,741 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 15:46:05,741 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 15:46:05,741 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 15:46:05,742 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 15:46:05,742 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 15:46:05,742 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 15:46:05,742 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-25 15:46:05,742 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 15:46:05,742 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 15:46:05,742 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 15:46:05,743 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 15:46:05,743 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 15:46:05,743 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-25 15:46:05,743 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 15:46:05,744 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 15:46:05,744 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-25 15:46:05,744 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 15:46:05,744 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 15:46:05,744 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 15:46:05,745 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 15:46:05,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 15:46:05,745 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 15:46:05,745 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 15:46:05,745 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 15:46:05,745 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 15:46:05,745 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 15:46:05,746 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 15:46:05,746 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 15:46:05,747 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 15:46:05,747 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 15:46:05,747 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 15:46:05,748 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 15:46:05,748 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 15:46:05,748 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 15:46:05,748 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 15:46:05,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 15:46:05,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 15:46:05,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 15:46:05,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 15:46:05,750 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 15:46:05,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 15:46:05,751 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 15:46:05,751 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 15:46:05,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 15:46:05,751 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 15:46:05,751 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 15:46:05,751 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 15:46:05,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 15:46:05,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 15:46:05,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 15:46:07,423 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 15:46:07,424 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 15:46:07,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:46:07 BoogieIcfgContainer [2019-09-25 15:46:07,426 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 15:46:07,426 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 15:46:07,427 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 15:46:07,427 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 15:46:07,428 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:46:07" (1/1) ... [2019-09-25 15:46:07,429 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 15:46:07,455 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 15:46:07,456 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 15:46:07,467 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 15:46:07,477 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 15:46:07,479 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 15:46:17,443 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-25 15:46:19,115 WARN L191 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 15:46:19,251 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 15:46:19,382 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 15:46:19,520 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 15:46:19,537 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 478 for LOIs [2019-09-25 15:46:19,589 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 478 for LOIs [2019-09-25 15:46:19,595 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 478 for LOIs [2019-09-25 15:46:19,770 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-25 15:46:19,973 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-25 15:46:20,528 WARN L191 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 514 [2019-09-25 15:46:21,003 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 514 [2019-09-25 15:46:21,228 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 527 [2019-09-25 15:46:21,380 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 527 [2019-09-25 15:46:21,553 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 524 [2019-09-25 15:46:21,677 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 524 [2019-09-25 15:46:22,170 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-25 15:46:22,368 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 72 for LOIs [2019-09-25 15:46:22,543 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 72 for LOIs [2019-09-25 15:46:22,622 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 69 for LOIs [2019-09-25 15:46:22,629 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 83 for LOIs [2019-09-25 15:46:22,650 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 15:46:22,651 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 15:46:22,653 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 543#(or (and (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (= |#t~string29.offset| 0) (= |#t~string15.offset| 0) (= |#t~string67.offset| 0) (= ~systemActive~0 1) (= |#t~string35.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string72.offset| 0) (= |#t~string62.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (<= ~waterLevel~0 2147483647) (= |#t~string9.offset| 0) (= ~cleanupTimeShifts~0 4) (= 0 ~waterLevel~0) (= |#t~string68.offset| 0) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string71.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string13.offset| 0) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (= |#t~string37.offset| 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= |#t~string31.offset| 0) (= |#t~string70.offset| 0) (= |#t~string11.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string17.offset| 0) (= |#t~string23.offset| 0)) (and (= ~systemActive~0 0) (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (= |#t~string29.offset| 0) (= |#t~string15.offset| 0) (= |#t~string67.offset| 0) (= |#t~string35.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string72.offset| 0) (= |#t~string62.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (<= ~waterLevel~0 2147483647) (= |#t~string9.offset| 0) (= ~cleanupTimeShifts~0 4) (= 0 ~waterLevel~0) (= |#t~string68.offset| 0) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string71.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string13.offset| 0) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (= |#t~string37.offset| 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= |#t~string31.offset| 0) (= |#t~string70.offset| 0) (= |#t~string11.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string17.offset| 0) (= |#t~string23.offset| 0))) [2019-09-25 15:46:22,667 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 15:46:22,667 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 15:46:22,669 INFO L168 Benchmark]: Toolchain (without parser) took 17805.05 ms. Allocated memory was 138.4 MB in the beginning and 464.5 MB in the end (delta: 326.1 MB). Free memory was 84.6 MB in the beginning and 293.8 MB in the end (delta: -209.3 MB). Peak memory consumption was 116.9 MB. Max. memory is 7.1 GB. [2019-09-25 15:46:22,670 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-25 15:46:22,671 INFO L168 Benchmark]: CACSL2BoogieTranslator took 719.83 ms. Allocated memory was 138.4 MB in the beginning and 213.4 MB in the end (delta: 75.0 MB). Free memory was 84.3 MB in the beginning and 187.9 MB in the end (delta: -103.6 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. [2019-09-25 15:46:22,672 INFO L168 Benchmark]: Boogie Preprocessor took 80.79 ms. Allocated memory is still 213.4 MB. Free memory was 187.9 MB in the beginning and 183.4 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-25 15:46:22,673 INFO L168 Benchmark]: RCFGBuilder took 1760.04 ms. Allocated memory was 213.4 MB in the beginning and 272.6 MB in the end (delta: 59.2 MB). Free memory was 183.4 MB in the beginning and 220.8 MB in the end (delta: -37.4 MB). Peak memory consumption was 117.4 MB. Max. memory is 7.1 GB. [2019-09-25 15:46:22,674 INFO L168 Benchmark]: Sifa took 15241.17 ms. Allocated memory was 272.6 MB in the beginning and 464.5 MB in the end (delta: 191.9 MB). Free memory was 220.8 MB in the beginning and 293.8 MB in the end (delta: -73.0 MB). Peak memory consumption was 118.9 MB. Max. memory is 7.1 GB. [2019-09-25 15:46:22,678 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 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 719.83 ms. Allocated memory was 138.4 MB in the beginning and 213.4 MB in the end (delta: 75.0 MB). Free memory was 84.3 MB in the beginning and 187.9 MB in the end (delta: -103.6 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 80.79 ms. Allocated memory is still 213.4 MB. Free memory was 187.9 MB in the beginning and 183.4 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1760.04 ms. Allocated memory was 213.4 MB in the beginning and 272.6 MB in the end (delta: 59.2 MB). Free memory was 183.4 MB in the beginning and 220.8 MB in the end (delta: -37.4 MB). Peak memory consumption was 117.4 MB. Max. memory is 7.1 GB. * Sifa took 15241.17 ms. Allocated memory was 272.6 MB in the beginning and 464.5 MB in the end (delta: 191.9 MB). Free memory was 220.8 MB in the beginning and 293.8 MB in the end (delta: -73.0 MB). Peak memory consumption was 118.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 15198, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 236, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 157, TOOLS_POST_TIME[ms]: 11780, TOOLS_POST_CALL_APPLICATIONS: 70, TOOLS_POST_CALL_TIME[ms]: 130, TOOLS_POST_RETURN_APPLICATIONS: 61, TOOLS_POST_RETURN_TIME[ms]: 59, TOOLS_QUANTIFIERELIM_APPLICATIONS: 288, TOOLS_QUANTIFIERELIM_TIME[ms]: 11871, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11693, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 241, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 76, DOMAIN_JOIN_TIME[ms]: 2867, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 56, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 13, DOMAIN_ISBOTTOM_APPLICATIONS: 40, DOMAIN_ISBOTTOM_TIME[ms]: 138, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 647, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 647, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 61, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12167, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12166, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 453, DAG_COMPRESSION_RETAINED_NODES: 213 - UnprovableResult [Line: 969]: 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 543#(or (and (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (= |#t~string29.offset| 0) (= |#t~string15.offset| 0) (= |#t~string67.offset| 0) (= ~systemActive~0 1) (= |#t~string35.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string72.offset| 0) (= |#t~string62.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (<= ~waterLevel~0 2147483647) (= |#t~string9.offset| 0) (= ~cleanupTimeShifts~0 4) (= 0 ~waterLevel~0) (= |#t~string68.offset| 0) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string71.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string13.offset| 0) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (= |#t~string37.offset| 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= |#t~string31.offset| 0) (= |#t~string70.offset| 0) (= |#t~string11.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string17.offset| 0) (= |#t~string23.offset| 0)) (and (= ~systemActive~0 0) (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (= |#t~string29.offset| 0) (= |#t~string15.offset| 0) (= |#t~string67.offset| 0) (= |#t~string35.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string72.offset| 0) (= |#t~string62.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (<= ~waterLevel~0 2147483647) (= |#t~string9.offset| 0) (= ~cleanupTimeShifts~0 4) (= 0 ~waterLevel~0) (= |#t~string68.offset| 0) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string71.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string13.offset| 0) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (= |#t~string37.offset| 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= |#t~string31.offset| 0) (= |#t~string70.offset| 0) (= |#t~string11.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string17.offset| 0) (= |#t~string23.offset| 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...