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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:57:55,497 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:57:55,500 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:57:55,518 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:57:55,519 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:57:55,521 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:57:55,523 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:57:55,533 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:57:55,535 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:57:55,536 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:57:55,537 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:57:55,538 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:57:55,538 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:57:55,539 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:57:55,540 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:57:55,541 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:57:55,542 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:57:55,544 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:57:55,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:57:55,551 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:57:55,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:57:55,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:57:55,557 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:57:55,558 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:57:55,564 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:57:55,564 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:57:55,565 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:57:55,567 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:57:55,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:57:55,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:57:55,570 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:57:55,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:57:55,572 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:57:55,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:57:55,577 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:57:55,578 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:57:55,578 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:57:55,579 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:57:55,579 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:57:55,581 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:57:55,585 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:57:55,586 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 [2019-10-15 06:57:55,607 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:57:55,607 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:57:55,610 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:57:55,610 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:57:55,610 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:57:55,611 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:57:55,611 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:57:55,611 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:57:55,611 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:57:55,611 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:57:55,612 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:57:55,612 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:57:55,612 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:57:55,612 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:57:55,612 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:57:55,613 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:57:55,613 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:57:55,613 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:57:55,613 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:57:55,614 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:57:55,614 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:57:55,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:57:55,614 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:57:55,614 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:57:55,615 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:57:55,615 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:57:55,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:57:55,615 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:57:55,615 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 06:57:55,901 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:57:55,923 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:57:55,927 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:57:55,928 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:57:55,929 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:57:55,929 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product29.cil.c [2019-10-15 06:57:56,013 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7bec1668/1ed5d254337f4ab3a27f1aa30ad20920/FLAGb1adf7aab [2019-10-15 06:57:56,548 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:57:56,549 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product29.cil.c [2019-10-15 06:57:56,563 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7bec1668/1ed5d254337f4ab3a27f1aa30ad20920/FLAGb1adf7aab [2019-10-15 06:57:56,843 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7bec1668/1ed5d254337f4ab3a27f1aa30ad20920 [2019-10-15 06:57:56,856 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:57:56,858 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:57:56,859 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:57:56,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:57:56,863 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:57:56,864 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:57:56" (1/1) ... [2019-10-15 06:57:56,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e53d70d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:56, skipping insertion in model container [2019-10-15 06:57:56,868 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:57:56" (1/1) ... [2019-10-15 06:57:56,875 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:57:56,924 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:57:57,387 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:57:57,403 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:57:57,529 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:57:57,569 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:57:57,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:57 WrapperNode [2019-10-15 06:57:57,570 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:57:57,571 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:57:57,571 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:57:57,571 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:57:57,582 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:57" (1/1) ... [2019-10-15 06:57:57,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:57" (1/1) ... [2019-10-15 06:57:57,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:57" (1/1) ... [2019-10-15 06:57:57,603 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:57" (1/1) ... [2019-10-15 06:57:57,632 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:57" (1/1) ... [2019-10-15 06:57:57,642 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:57" (1/1) ... [2019-10-15 06:57:57,649 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:57" (1/1) ... [2019-10-15 06:57:57,657 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:57:57,658 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:57:57,658 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:57:57,658 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:57:57,659 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:57" (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 [2019-10-15 06:57:57,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:57:57,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:57:57,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 06:57:57,728 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 06:57:57,729 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 06:57:57,729 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 06:57:57,729 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 06:57:57,729 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 06:57:57,729 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 06:57:57,729 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-15 06:57:57,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 06:57:57,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 06:57:57,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 06:57:57,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 06:57:57,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 06:57:57,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 06:57:57,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 06:57:57,731 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 06:57:57,731 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 06:57:57,731 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 06:57:57,731 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 06:57:57,732 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 06:57:57,732 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 06:57:57,732 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 06:57:57,732 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 06:57:57,732 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 06:57:57,732 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 06:57:57,733 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 06:57:57,733 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 06:57:57,733 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 06:57:57,733 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 06:57:57,733 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 06:57:57,734 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-15 06:57:57,734 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 06:57:57,734 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 06:57:57,734 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 06:57:57,734 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 06:57:57,734 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:57:57,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-15 06:57:57,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:57:57,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:57:57,735 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 06:57:57,735 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 06:57:57,735 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 06:57:57,736 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 06:57:57,736 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 06:57:57,736 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 06:57:57,736 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 06:57:57,736 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-15 06:57:57,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 06:57:57,736 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 06:57:57,737 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 06:57:57,737 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 06:57:57,737 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 06:57:57,737 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 06:57:57,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 06:57:57,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 06:57:57,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 06:57:57,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 06:57:57,738 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 06:57:57,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:57:57,738 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 06:57:57,738 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 06:57:57,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 06:57:57,739 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 06:57:57,739 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 06:57:57,739 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 06:57:57,739 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 06:57:57,739 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 06:57:57,739 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 06:57:57,740 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 06:57:57,740 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 06:57:57,740 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 06:57:57,740 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 06:57:57,740 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 06:57:57,740 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 06:57:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 06:57:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 06:57:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-15 06:57:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 06:57:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 06:57:57,741 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-15 06:57:57,742 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 06:57:57,742 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 06:57:57,742 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 06:57:57,742 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 06:57:57,742 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 06:57:57,742 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 06:57:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:57:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:57:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 06:57:57,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:57:59,522 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:57:59,522 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 06:57:59,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:57:59 BoogieIcfgContainer [2019-10-15 06:57:59,524 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:57:59,524 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:57:59,525 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:57:59,525 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:57:59,526 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:57:59" (1/1) ... [2019-10-15 06:57:59,527 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ 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 [2019-10-15 06:57:59,567 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:57:59,567 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:57:59,581 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:57:59,593 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:57:59,595 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:58:08,522 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-10-15 06:58:10,410 WARN L191 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-15 06:58:10,563 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:58:10,718 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:58:10,874 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:58:11,150 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-10-15 06:58:11,189 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-10-15 06:58:11,268 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-10-15 06:58:11,275 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-10-15 06:58:11,508 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 06:58:11,699 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 06:58:12,314 WARN L191 SmtUtils]: Spent 544.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-15 06:58:12,808 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-15 06:58:13,378 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 185 [2019-10-15 06:58:13,762 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-10-15 06:58:14,103 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-10-15 06:58:14,799 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-10-15 06:58:16,525 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-15 06:58:16,527 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 142 for LOIs [2019-10-15 06:58:16,816 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 131 for LOIs [2019-10-15 06:58:16,827 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 144 for LOIs [2019-10-15 06:58:16,897 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 06:58:16,911 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 06:58:16,912 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 06:58:16,914 INFO L168 Benchmark]: Toolchain (without parser) took 20055.92 ms. Allocated memory was 145.2 MB in the beginning and 512.8 MB in the end (delta: 367.5 MB). Free memory was 102.0 MB in the beginning and 214.7 MB in the end (delta: -112.8 MB). Peak memory consumption was 254.8 MB. Max. memory is 7.1 GB. [2019-10-15 06:58:16,915 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 145.2 MB. Free memory is still 121.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-15 06:58:16,916 INFO L168 Benchmark]: CACSL2BoogieTranslator took 711.33 ms. Allocated memory was 145.2 MB in the beginning and 203.9 MB in the end (delta: 58.7 MB). Free memory was 102.0 MB in the beginning and 171.2 MB in the end (delta: -69.3 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2019-10-15 06:58:16,917 INFO L168 Benchmark]: Boogie Preprocessor took 86.96 ms. Allocated memory is still 203.9 MB. Free memory was 171.2 MB in the beginning and 166.3 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2019-10-15 06:58:16,918 INFO L168 Benchmark]: RCFGBuilder took 1866.05 ms. Allocated memory was 203.9 MB in the beginning and 236.5 MB in the end (delta: 32.5 MB). Free memory was 166.3 MB in the beginning and 150.3 MB in the end (delta: 16.0 MB). Peak memory consumption was 82.5 MB. Max. memory is 7.1 GB. [2019-10-15 06:58:16,919 INFO L168 Benchmark]: Sifa took 17387.38 ms. Allocated memory was 236.5 MB in the beginning and 512.8 MB in the end (delta: 276.3 MB). Free memory was 150.3 MB in the beginning and 214.7 MB in the end (delta: -64.5 MB). Peak memory consumption was 211.8 MB. Max. memory is 7.1 GB. [2019-10-15 06:58:16,923 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 145.2 MB. Free memory is still 121.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 711.33 ms. Allocated memory was 145.2 MB in the beginning and 203.9 MB in the end (delta: 58.7 MB). Free memory was 102.0 MB in the beginning and 171.2 MB in the end (delta: -69.3 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.96 ms. Allocated memory is still 203.9 MB. Free memory was 171.2 MB in the beginning and 166.3 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1866.05 ms. Allocated memory was 203.9 MB in the beginning and 236.5 MB in the end (delta: 32.5 MB). Free memory was 166.3 MB in the beginning and 150.3 MB in the end (delta: 16.0 MB). Peak memory consumption was 82.5 MB. Max. memory is 7.1 GB. * Sifa took 17387.38 ms. Allocated memory was 236.5 MB in the beginning and 512.8 MB in the end (delta: 276.3 MB). Free memory was 150.3 MB in the beginning and 214.7 MB in the end (delta: -64.5 MB). Peak memory consumption was 211.8 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]: 17331, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 198, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 128, TOOLS_POST_TIME[ms]: 10960, TOOLS_POST_CALL_APPLICATIONS: 58, TOOLS_POST_CALL_TIME[ms]: 175, TOOLS_POST_RETURN_APPLICATIONS: 51, TOOLS_POST_RETURN_TIME[ms]: 97, TOOLS_QUANTIFIERELIM_APPLICATIONS: 236, TOOLS_QUANTIFIERELIM_TIME[ms]: 11115, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10882, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 202, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 64, DOMAIN_JOIN_TIME[ms]: 5344, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 476, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 11, DOMAIN_ISBOTTOM_APPLICATIONS: 34, DOMAIN_ISBOTTOM_TIME[ms]: 104, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3186, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3185, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 51, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11698, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11696, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 30, DAG_COMPRESSION_PROCESSED_NODES: 337, DAG_COMPRESSION_RETAINED_NODES: 195 - UnprovableResult [Line: 140]: 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 620#(and (<= |#t~string33.offset| 0) (= |#t~string61.offset| 0) (= |#t~string55.offset| 0) (= |#t~string7.offset| 0) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= ~systemActive~0 1) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (= |#t~string39.offset| 0) (= |#t~string3.offset| 0) (= |#t~string32.offset| 0) (= |#t~string9.offset| 0) (<= 0 |#t~string67.offset|) (= 0 ~waterLevel~0) (= |#NULL.base| 0) (= |#t~string38.offset| 0) (<= |#t~string39.offset| 0) (<= |#t~string1.offset| 0) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string39.offset|) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string40.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= 0 ~waterLevel~0) (= |#t~string29.offset| 0) (<= |#t~string41.offset| 0) (<= 0 |#t~string9.offset|) (= |#t~string42.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (= ~cleanupTimeShifts~0 4) (= |#t~string33.offset| 0) (<= 0 |#t~string38.offset|) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 1 ~systemActive~0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (<= |#t~string38.offset| 0) (<= 0 |#t~string3.offset|) (= |#t~string69.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= |#t~string31.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string28.offset| 0) (<= 0 |#t~string32.offset|) (<= ~waterLevel~0 2147483647) (<= |#t~string55.offset| 0) (= |#t~string30.offset| 0) (<= ~waterLevel~0 0) (<= 0 |#t~string59.offset|) (= |#t~string65.offset| 0) (= |#t~string1.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 |#t~string1.offset|) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string9.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 |#t~string41.offset|) (= |#t~string5.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string7.offset|) (<= |#t~string61.offset| 0) (<= |#t~string42.offset| 0) (<= |#t~string59.offset| 0) (= ~systemActive~0 1) (<= |#t~string30.offset| 0) (<= |#t~string69.offset| 0) (<= |#t~string32.offset| 0) (<= |#t~string37.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string29.offset|) (<= 0 |#t~string5.offset|) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string37.offset|) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (= |#t~string41.offset| 0) (= |#t~string37.offset| 0) (<= |#t~string29.offset| 0) (<= 0 |#t~string55.offset|) (<= 0 |#t~string28.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...