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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:39:44,727 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:39:44,729 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:39:44,740 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:39:44,741 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:39:44,742 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:39:44,743 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:39:44,745 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:39:44,747 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:39:44,747 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:39:44,748 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:39:44,750 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:39:44,750 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:39:44,751 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:39:44,752 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:39:44,753 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:39:44,754 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:39:44,755 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:39:44,757 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:39:44,759 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:39:44,760 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:39:44,761 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:39:44,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:39:44,763 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:39:44,766 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:39:44,766 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:39:44,766 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:39:44,767 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:39:44,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:39:44,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:39:44,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:39:44,772 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:39:44,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:39:44,773 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:39:44,774 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:39:44,775 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:39:44,775 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:39:44,775 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:39:44,776 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:39:44,777 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:39:44,778 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:39:44,779 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 [2019-09-20 19:39:44,803 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:39:44,803 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:39:44,804 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:39:44,805 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:39:44,805 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:39:44,805 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:39:44,805 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:39:44,806 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:39:44,806 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:39:44,806 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:39:44,806 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:39:44,806 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:39:44,807 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:39:44,807 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:39:44,807 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:39:44,807 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:39:44,807 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:39:44,808 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:39:44,808 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:39:44,808 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:39:44,808 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:39:44,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:39:44,809 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:39:44,809 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:39:44,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:39:44,809 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:39:44,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:39:44,810 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:39:44,810 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 -> SingleStatement 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_DDA [2019-09-20 19:39:44,841 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:39:44,854 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:39:44,857 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:39:44,862 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:39:44,862 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:39:44,862 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c [2019-09-20 19:39:44,925 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16fa77366/b6d430247f9e4e5cac9ba53de495333a/FLAGe45543f6f [2019-09-20 19:39:45,516 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:39:45,517 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product01.cil.c [2019-09-20 19:39:45,534 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16fa77366/b6d430247f9e4e5cac9ba53de495333a/FLAGe45543f6f [2019-09-20 19:39:45,749 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16fa77366/b6d430247f9e4e5cac9ba53de495333a [2019-09-20 19:39:45,759 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:39:45,761 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:39:45,762 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:39:45,762 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:39:45,766 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:39:45,767 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:39:45" (1/1) ... [2019-09-20 19:39:45,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3205cab8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:45, skipping insertion in model container [2019-09-20 19:39:45,770 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:39:45" (1/1) ... [2019-09-20 19:39:45,777 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:39:45,831 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:39:46,243 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:39:46,258 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:39:46,351 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:39:46,393 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:39:46,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:46 WrapperNode [2019-09-20 19:39:46,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:39:46,394 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:39:46,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:39:46,395 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:39:46,405 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:46" (1/1) ... [2019-09-20 19:39:46,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:46" (1/1) ... [2019-09-20 19:39:46,423 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:46" (1/1) ... [2019-09-20 19:39:46,423 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:46" (1/1) ... [2019-09-20 19:39:46,451 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:46" (1/1) ... [2019-09-20 19:39:46,475 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:46" (1/1) ... [2019-09-20 19:39:46,480 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:46" (1/1) ... [2019-09-20 19:39:46,488 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:39:46,488 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:39:46,489 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:39:46,489 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:39:46,490 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:39:46" (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 [2019-09-20 19:39:46,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:39:46,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:39:46,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:39:46,570 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:39:46,571 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:39:46,572 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:39:46,572 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:39:46,572 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:39:46,572 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:39:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:39:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:39:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:39:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:39:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:39:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:39:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:39:46,575 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:39:46,575 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:39:46,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:39:46,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:39:46,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:39:46,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:39:46,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:39:46,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:39:46,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 19:39:46,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 19:39:46,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 19:39:46,576 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:39:46,577 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:39:46,577 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:39:46,577 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:39:46,577 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:39:46,577 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:39:46,577 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:39:46,578 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:39:46,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:39:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:39:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:39:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:39:46,578 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:39:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:39:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:39:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:39:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:39:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:39:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:39:46,579 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:39:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:39:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:39:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:39:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:39:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 19:39:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:39:46,580 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:39:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:39:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:39:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:39:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:39:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:39:46,581 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:39:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:39:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:39:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:39:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:39:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:39:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:39:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:39:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:39:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:39:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:39:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:39:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:39:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:39:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:39:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:39:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:39:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:39:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 19:39:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 19:39:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:39:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:39:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:39:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:39:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:39:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:39:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:39:47,775 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:39:47,776 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:39:47,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:39:47 BoogieIcfgContainer [2019-09-20 19:39:47,783 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:39:47,784 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:39:47,784 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:39:47,785 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:39:47,787 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:39:47" (1/1) ... [2019-09-20 19:39:47,787 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 19:39:47,822 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:39:47,823 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:39:47,838 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:39:47,851 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:39:47,853 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:39:48,520 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 80 [2019-09-20 19:39:48,712 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 75 [2019-09-20 19:39:49,056 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 107 [2019-09-20 19:39:49,348 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 102 [2019-09-20 19:39:49,773 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 126 [2019-09-20 19:39:50,135 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 121 [2019-09-20 19:39:50,763 WARN L191 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 148 [2019-09-20 19:39:51,285 WARN L191 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 143 [2019-09-20 19:39:52,109 WARN L191 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 157 [2019-09-20 19:39:52,646 WARN L191 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 152 [2019-09-20 19:39:53,688 WARN L191 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 166 [2019-09-20 19:39:54,364 WARN L191 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 161 [2019-09-20 19:39:54,603 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-20 19:39:55,656 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 258 DAG size of output: 174 [2019-09-20 19:39:56,455 WARN L191 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 171 [2019-09-20 19:39:56,785 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 19:39:57,996 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 276 DAG size of output: 184 [2019-09-20 19:39:58,900 WARN L191 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 181 [2019-09-20 19:39:59,373 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-09-20 19:40:00,901 WARN L191 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 305 DAG size of output: 194 [2019-09-20 19:40:01,934 WARN L191 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 191 [2019-09-20 19:40:02,550 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2019-09-20 19:40:04,294 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 352 DAG size of output: 204 [2019-09-20 19:40:05,530 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 247 DAG size of output: 203 [2019-09-20 19:40:06,294 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2019-09-20 19:40:08,567 WARN L191 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 390 DAG size of output: 216 [2019-09-20 19:40:08,800 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-20 19:40:09,902 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 262 DAG size of output: 215 [2019-09-20 19:40:10,856 WARN L191 SmtUtils]: Spent 518.00 ms on a formula simplification that was a NOOP. DAG size: 287 [2019-09-20 19:40:13,552 WARN L191 SmtUtils]: Spent 2.69 s on a formula simplification. DAG size of input: 471 DAG size of output: 229 [2019-09-20 19:40:14,925 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 266 DAG size of output: 224 [2019-09-20 19:40:16,122 WARN L191 SmtUtils]: Spent 663.00 ms on a formula simplification that was a NOOP. DAG size: 341 [2019-09-20 19:40:19,329 WARN L191 SmtUtils]: Spent 3.19 s on a formula simplification. DAG size of input: 523 DAG size of output: 237 [2019-09-20 19:40:19,627 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-20 19:40:20,952 WARN L191 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 288 DAG size of output: 238 [2019-09-20 19:40:22,003 WARN L191 SmtUtils]: Spent 824.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2019-09-20 19:40:24,653 WARN L191 SmtUtils]: Spent 2.64 s on a formula simplification. DAG size of input: 589 DAG size of output: 251 [2019-09-20 19:40:24,958 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 19:40:26,422 WARN L191 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 306 DAG size of output: 252 [2019-09-20 19:40:28,242 WARN L191 SmtUtils]: Spent 980.00 ms on a formula simplification that was a NOOP. DAG size: 437