java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:36:29,751 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:36:29,753 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:36:29,764 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:36:29,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:36:29,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:36:29,767 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:36:29,769 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:36:29,771 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:36:29,772 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:36:29,776 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:36:29,777 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:36:29,778 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:36:29,779 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:36:29,780 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:36:29,781 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:36:29,782 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:36:29,782 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:36:29,784 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:36:29,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:36:29,788 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:36:29,789 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:36:29,790 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:36:29,791 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:36:29,794 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:36:29,794 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:36:29,794 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:36:29,795 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:36:29,796 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:36:29,797 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:36:29,797 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:36:29,798 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:36:29,799 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:36:29,800 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:36:29,801 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:36:29,801 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:36:29,802 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:36:29,802 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:36:29,802 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:36:29,803 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:36:29,804 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:36:29,805 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-21 08:36:29,820 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:36:29,820 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:36:29,821 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:36:29,821 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:36:29,822 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:36:29,822 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:36:29,822 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:36:29,822 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:36:29,822 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:36:29,823 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:36:29,823 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:36:29,823 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:36:29,823 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:36:29,823 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:36:29,824 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:36:29,824 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:36:29,824 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:36:29,824 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:36:29,824 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:36:29,825 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:36:29,825 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:36:29,825 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:36:29,825 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:36:29,825 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:36:29,826 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:36:29,826 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:36:29,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:36:29,826 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:36:29,826 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 08:36:29,856 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:36:29,868 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:36:29,872 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:36:29,873 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:36:29,874 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:36:29,874 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c [2019-09-21 08:36:29,939 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce80786de/fbb7dfc898f54988833c3c575d60b095/FLAG593a37a34 [2019-09-21 08:36:30,488 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:36:30,488 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c [2019-09-21 08:36:30,500 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce80786de/fbb7dfc898f54988833c3c575d60b095/FLAG593a37a34 [2019-09-21 08:36:30,776 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce80786de/fbb7dfc898f54988833c3c575d60b095 [2019-09-21 08:36:30,785 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:36:30,786 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:36:30,787 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:36:30,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:36:30,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:36:30,792 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:36:30" (1/1) ... [2019-09-21 08:36:30,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ebb8931 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:30, skipping insertion in model container [2019-09-21 08:36:30,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:36:30" (1/1) ... [2019-09-21 08:36:30,803 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:36:30,859 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:36:31,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:36:31,283 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:36:31,368 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:36:31,419 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:36:31,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:31 WrapperNode [2019-09-21 08:36:31,420 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:36:31,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:36:31,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:36:31,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:36:31,435 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:31" (1/1) ... [2019-09-21 08:36:31,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:31" (1/1) ... [2019-09-21 08:36:31,464 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:31" (1/1) ... [2019-09-21 08:36:31,464 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:31" (1/1) ... [2019-09-21 08:36:31,507 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:31" (1/1) ... [2019-09-21 08:36:31,516 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:31" (1/1) ... [2019-09-21 08:36:31,521 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:31" (1/1) ... [2019-09-21 08:36:31,528 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:36:31,528 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:36:31,529 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:36:31,529 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:36:31,530 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:36:31" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:36:31,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:36:31,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:36:31,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:36:31,610 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:36:31,611 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:36:31,611 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:36:31,611 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:36:31,612 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:36:31,612 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:36:31,612 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:36:31,612 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:36:31,613 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:36:31,613 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:36:31,613 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:36:31,613 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:36:31,614 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:36:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:36:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:36:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:36:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:36:31,617 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:36:31,617 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:36:31,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:36:31,618 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:36:31,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-21 08:36:31,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-21 08:36:31,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-21 08:36:31,619 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:36:31,619 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:36:31,619 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:36:31,619 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:36:31,620 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:36:31,620 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:36:31,620 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:36:31,620 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:36:31,620 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:36:31,621 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:36:31,621 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:36:31,621 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:36:31,621 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:36:31,621 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:36:31,621 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:36:31,622 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:36:31,622 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:36:31,622 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:36:31,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:36:31,622 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:36:31,622 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:36:31,623 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:36:31,623 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:36:31,623 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:36:31,623 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-21 08:36:31,623 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:36:31,623 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:36:31,623 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:36:31,624 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:36:31,624 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:36:31,624 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:36:31,624 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:36:31,624 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:36:31,625 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:36:31,625 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:36:31,625 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:36:31,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:36:31,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:36:31,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:36:31,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:36:31,626 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:36:31,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:36:31,626 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:36:31,627 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:36:31,627 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:36:31,627 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:36:31,628 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:36:31,628 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:36:31,628 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:36:31,629 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:36:31,629 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-21 08:36:31,629 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-21 08:36:31,629 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:36:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:36:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:36:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:36:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:36:31,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:36:31,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:36:33,171 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:36:33,172 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:36:33,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:36:33 BoogieIcfgContainer [2019-09-21 08:36:33,174 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:36:33,174 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:36:33,174 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:36:33,175 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:36:33,176 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:36:33" (1/1) ... [2019-09-21 08:36:33,177 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:36:33,210 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:36:33,211 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:36:33,224 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:36:33,238 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:36:33,240 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:36:43,655 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 08:36:45,321 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:36:45,461 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:36:45,616 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:36:45,743 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:36:45,763 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-21 08:36:45,817 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-21 08:36:45,834 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-21 08:36:46,006 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-21 08:36:46,143 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-21 08:36:46,637 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:46,964 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:47,191 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:47,435 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-21 08:36:47,849 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:36:48,187 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:36:48,822 WARN L191 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 523 [2019-09-21 08:36:49,125 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-21 08:36:49,495 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 519 DAG size of output: 518 [2019-09-21 08:36:49,773 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-21 08:36:50,190 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 528 DAG size of output: 528 [2019-09-21 08:36:50,517 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-21 08:36:50,827 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 528 DAG size of output: 528 [2019-09-21 08:36:51,133 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-21 08:36:51,756 WARN L191 SmtUtils]: Spent 603.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:36:52,528 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:36:52,816 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-21 08:36:53,110 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 523 [2019-09-21 08:36:53,319 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-21 08:36:53,747 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 519 DAG size of output: 518 [2019-09-21 08:36:54,169 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-21 08:36:54,534 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 528 DAG size of output: 528 [2019-09-21 08:36:54,820 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-21 08:36:55,136 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 528 DAG size of output: 528 [2019-09-21 08:36:55,432 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-21 08:36:56,042 WARN L191 SmtUtils]: Spent 592.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:36:56,097 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 24 for LOIs [2019-09-21 08:36:56,155 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-21 08:36:56,166 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 20 for LOIs [2019-09-21 08:36:56,171 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 31 for LOIs [2019-09-21 08:36:56,173 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:36:56,174 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:36:56,175 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 386#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= ~switchedOnBeforeTS~0 2147483647)) (not (= ~pumpRunning~0 0))) [2019-09-21 08:36:56,187 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-21 08:36:56,195 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:36:56,197 INFO L168 Benchmark]: Toolchain (without parser) took 25410.68 ms. Allocated memory was 133.2 MB in the beginning and 806.4 MB in the end (delta: 673.2 MB). Free memory was 85.6 MB in the beginning and 704.9 MB in the end (delta: -619.4 MB). Peak memory consumption was 53.8 MB. Max. memory is 7.1 GB. [2019-09-21 08:36:56,199 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:36:56,202 INFO L168 Benchmark]: CACSL2BoogieTranslator took 633.40 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 85.4 MB in the beginning and 167.1 MB in the end (delta: -81.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2019-09-21 08:36:56,203 INFO L168 Benchmark]: Boogie Preprocessor took 107.29 ms. Allocated memory is still 199.8 MB. Free memory was 167.1 MB in the beginning and 163.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-21 08:36:56,206 INFO L168 Benchmark]: RCFGBuilder took 1645.37 ms. Allocated memory was 199.8 MB in the beginning and 222.3 MB in the end (delta: 22.5 MB). Free memory was 163.2 MB in the beginning and 151.5 MB in the end (delta: 11.7 MB). Peak memory consumption was 94.6 MB. Max. memory is 7.1 GB. [2019-09-21 08:36:56,207 INFO L168 Benchmark]: Sifa took 23020.91 ms. Allocated memory was 222.3 MB in the beginning and 806.4 MB in the end (delta: 584.1 MB). Free memory was 151.5 MB in the beginning and 704.9 MB in the end (delta: -553.4 MB). Peak memory consumption was 30.7 MB. Max. memory is 7.1 GB. [2019-09-21 08:36:56,215 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 633.40 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 85.4 MB in the beginning and 167.1 MB in the end (delta: -81.7 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 107.29 ms. Allocated memory is still 199.8 MB. Free memory was 167.1 MB in the beginning and 163.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1645.37 ms. Allocated memory was 199.8 MB in the beginning and 222.3 MB in the end (delta: 22.5 MB). Free memory was 163.2 MB in the beginning and 151.5 MB in the end (delta: 11.7 MB). Peak memory consumption was 94.6 MB. Max. memory is 7.1 GB. * Sifa took 23020.91 ms. Allocated memory was 222.3 MB in the beginning and 806.4 MB in the end (delta: 584.1 MB). Free memory was 151.5 MB in the beginning and 704.9 MB in the end (delta: -553.4 MB). Peak memory consumption was 30.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 22965, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 195, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 130, TOOLS_POST_TIME[ms]: 12267, TOOLS_POST_CALL_APPLICATIONS: 56, TOOLS_POST_CALL_TIME[ms]: 228, TOOLS_POST_RETURN_APPLICATIONS: 47, TOOLS_POST_RETURN_TIME[ms]: 144, TOOLS_QUANTIFIERELIM_APPLICATIONS: 233, TOOLS_QUANTIFIERELIM_TIME[ms]: 12512, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12160, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 202, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 63, DOMAIN_JOIN_TIME[ms]: 8765, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 1214, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 40, DOMAIN_ISBOTTOM_APPLICATIONS: 33, DOMAIN_ISBOTTOM_TIME[ms]: 160, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6981, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6981, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 47, CALL_SUMMARIZER_CACHE_MISSES: 18, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12570, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12569, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 30, DAG_COMPRESSION_PROCESSED_NODES: 335, DAG_COMPRESSION_RETAINED_NODES: 170 - PositiveResult [Line: 863]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...