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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 16:22:44,699 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 16:22:44,702 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 16:22:44,721 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 16:22:44,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 16:22:44,723 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 16:22:44,724 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 16:22:44,726 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 16:22:44,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 16:22:44,729 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 16:22:44,730 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 16:22:44,731 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 16:22:44,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 16:22:44,732 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 16:22:44,733 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 16:22:44,734 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 16:22:44,735 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 16:22:44,736 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 16:22:44,737 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 16:22:44,739 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 16:22:44,741 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 16:22:44,742 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 16:22:44,743 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 16:22:44,744 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 16:22:44,746 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 16:22:44,746 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 16:22:44,746 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 16:22:44,747 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 16:22:44,748 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 16:22:44,749 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 16:22:44,749 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 16:22:44,750 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 16:22:44,750 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 16:22:44,751 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 16:22:44,752 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 16:22:44,752 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 16:22:44,753 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 16:22:44,753 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 16:22:44,753 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 16:22:44,754 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 16:22:44,755 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 16:22:44,756 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-25 16:22:44,770 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 16:22:44,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 16:22:44,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 16:22:44,772 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 16:22:44,772 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 16:22:44,772 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 16:22:44,772 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 16:22:44,772 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 16:22:44,773 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 16:22:44,773 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 16:22:44,773 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 16:22:44,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 16:22:44,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 16:22:44,774 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 16:22:44,774 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 16:22:44,774 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 16:22:44,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 16:22:44,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 16:22:44,775 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 16:22:44,775 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 16:22:44,775 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 16:22:44,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 16:22:44,775 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 16:22:44,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 16:22:44,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 16:22:44,776 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 16:22:44,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 16:22:44,776 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 16:22:44,777 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-25 16:22:44,807 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 16:22:44,817 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 16:22:44,821 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 16:22:44,823 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 16:22:44,823 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 16:22:44,824 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product02.cil.c [2019-09-25 16:22:44,887 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5a070976/d0b9e6763b074df987810d749b4dbe3c/FLAGdc61fac8b [2019-09-25 16:22:45,405 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 16:22:45,406 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product02.cil.c [2019-09-25 16:22:45,424 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5a070976/d0b9e6763b074df987810d749b4dbe3c/FLAGdc61fac8b [2019-09-25 16:22:45,730 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5a070976/d0b9e6763b074df987810d749b4dbe3c [2019-09-25 16:22:45,740 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 16:22:45,741 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 16:22:45,742 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 16:22:45,742 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 16:22:45,744 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 16:22:45,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:22:45" (1/1) ... [2019-09-25 16:22:45,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29914bb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:22:45, skipping insertion in model container [2019-09-25 16:22:45,748 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:22:45" (1/1) ... [2019-09-25 16:22:45,754 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 16:22:45,807 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 16:22:46,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:22:46,272 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 16:22:46,365 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:22:46,413 INFO L192 MainTranslator]: Completed translation [2019-09-25 16:22:46,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:22:46 WrapperNode [2019-09-25 16:22:46,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 16:22:46,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 16:22:46,415 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 16:22:46,415 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 16:22:46,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:22:46" (1/1) ... [2019-09-25 16:22:46,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:22:46" (1/1) ... [2019-09-25 16:22:46,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:22:46" (1/1) ... [2019-09-25 16:22:46,450 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:22:46" (1/1) ... [2019-09-25 16:22:46,478 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:22:46" (1/1) ... [2019-09-25 16:22:46,487 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:22:46" (1/1) ... [2019-09-25 16:22:46,493 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:22:46" (1/1) ... [2019-09-25 16:22:46,504 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 16:22:46,504 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 16:22:46,505 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 16:22:46,505 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 16:22:46,506 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:22:46" (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 [2019-09-25 16:22:46,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 16:22:46,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 16:22:46,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 16:22:46,572 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 16:22:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 16:22:46,573 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 16:22:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 16:22:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 16:22:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 16:22:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 16:22:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 16:22:46,575 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 16:22:46,576 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 16:22:46,576 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 16:22:46,576 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 16:22:46,576 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-25 16:22:46,579 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 16:22:46,579 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-25 16:22:46,579 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 16:22:46,579 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 16:22:46,579 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 16:22:46,579 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 16:22:46,580 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 16:22:46,580 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 16:22:46,580 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 16:22:46,580 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 16:22:46,580 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 16:22:46,580 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 16:22:46,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 16:22:46,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 16:22:46,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 16:22:46,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 16:22:46,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 16:22:46,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 16:22:46,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 16:22:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 16:22:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 16:22:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 16:22:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 16:22:46,582 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 16:22:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 16:22:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 16:22:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 16:22:46,583 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 16:22:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 16:22:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 16:22:46,584 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 16:22:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 16:22:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 16:22:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 16:22:46,585 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 16:22:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 16:22:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 16:22:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 16:22:46,586 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 16:22:46,587 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 16:22:46,587 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 16:22:46,587 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-25 16:22:46,587 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-25 16:22:46,588 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 16:22:46,588 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 16:22:46,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 16:22:46,588 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 16:22:46,589 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 16:22:46,589 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 16:22:46,589 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 16:22:46,589 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 16:22:46,589 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 16:22:46,589 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 16:22:46,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 16:22:46,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 16:22:46,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 16:22:46,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 16:22:46,591 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 16:22:46,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 16:22:46,591 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 16:22:46,592 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 16:22:46,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 16:22:46,592 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 16:22:46,592 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 16:22:46,592 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 16:22:46,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 16:22:46,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 16:22:46,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 16:22:48,107 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 16:22:48,107 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 16:22:48,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:22:48 BoogieIcfgContainer [2019-09-25 16:22:48,109 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 16:22:48,109 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 16:22:48,110 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 16:22:48,110 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 16:22:48,111 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:22:48" (1/1) ... [2019-09-25 16:22:48,112 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 [2019-09-25 16:22:48,147 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 16:22:48,147 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 16:22:48,161 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 16:22:48,176 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 16:22:48,178 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 16:22:58,664 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-25 16:23:00,330 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 16:23:00,454 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 16:23:00,590 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 16:23:00,713 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 16:23:00,977 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-25 16:23:00,999 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-09-25 16:23:01,063 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-09-25 16:23:01,071 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-09-25 16:23:02,000 WARN L191 SmtUtils]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 585 [2019-09-25 16:23:02,775 WARN L191 SmtUtils]: Spent 526.00 ms on a formula simplification that was a NOOP. DAG size: 585 [2019-09-25 16:23:03,158 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 593 [2019-09-25 16:23:03,510 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 593 [2019-09-25 16:23:03,803 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-09-25 16:23:04,067 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-09-25 16:23:04,380 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-09-25 16:23:04,656 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-09-25 16:23:04,886 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 599 [2019-09-25 16:23:05,111 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 599 [2019-09-25 16:23:05,409 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 588 [2019-09-25 16:23:05,545 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 588 [2019-09-25 16:23:05,846 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 599 DAG size of output: 599 [2019-09-25 16:23:06,068 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 588 [2019-09-25 16:23:06,216 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 588 [2019-09-25 16:23:06,430 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 599 DAG size of output: 599 [2019-09-25 16:23:06,711 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2019-09-25 16:23:06,995 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2019-09-25 16:23:07,294 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-09-25 16:23:07,501 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-09-25 16:23:08,525 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-09-25 16:23:08,668 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-09-25 16:23:08,886 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 173 [2019-09-25 16:23:09,258 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 586 [2019-09-25 16:23:09,377 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 586 [2019-09-25 16:23:09,546 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 593 DAG size of output: 593 [2019-09-25 16:23:11,005 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 595 [2019-09-25 16:23:11,023 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 16:23:11,026 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 137 for LOIs [2019-09-25 16:23:11,101 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 134 for LOIs [2019-09-25 16:23:11,112 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-09-25 16:23:11,114 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 16:23:11,114 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 16:23:11,120 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 564#false [2019-09-25 16:23:11,128 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-25 16:23:11,128 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 16:23:11,130 INFO L168 Benchmark]: Toolchain (without parser) took 25388.69 ms. Allocated memory was 131.6 MB in the beginning and 725.1 MB in the end (delta: 593.5 MB). Free memory was 85.9 MB in the beginning and 234.1 MB in the end (delta: -148.2 MB). Peak memory consumption was 445.3 MB. Max. memory is 7.1 GB. [2019-09-25 16:23:11,131 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 131.6 MB. Free memory was 105.7 MB in the beginning and 105.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 16:23:11,132 INFO L168 Benchmark]: CACSL2BoogieTranslator took 672.69 ms. Allocated memory was 131.6 MB in the beginning and 199.2 MB in the end (delta: 67.6 MB). Free memory was 85.7 MB in the beginning and 164.9 MB in the end (delta: -79.2 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-09-25 16:23:11,133 INFO L168 Benchmark]: Boogie Preprocessor took 89.22 ms. Allocated memory is still 199.2 MB. Free memory was 164.9 MB in the beginning and 161.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-25 16:23:11,134 INFO L168 Benchmark]: RCFGBuilder took 1604.67 ms. Allocated memory was 199.2 MB in the beginning and 220.7 MB in the end (delta: 21.5 MB). Free memory was 161.1 MB in the beginning and 151.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 94.1 MB. Max. memory is 7.1 GB. [2019-09-25 16:23:11,135 INFO L168 Benchmark]: Sifa took 23018.86 ms. Allocated memory was 220.7 MB in the beginning and 725.1 MB in the end (delta: 504.4 MB). Free memory was 151.7 MB in the beginning and 234.1 MB in the end (delta: -82.4 MB). Peak memory consumption was 422.0 MB. Max. memory is 7.1 GB. [2019-09-25 16:23:11,139 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 131.6 MB. Free memory was 105.7 MB in the beginning and 105.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 672.69 ms. Allocated memory was 131.6 MB in the beginning and 199.2 MB in the end (delta: 67.6 MB). Free memory was 85.7 MB in the beginning and 164.9 MB in the end (delta: -79.2 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.22 ms. Allocated memory is still 199.2 MB. Free memory was 164.9 MB in the beginning and 161.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1604.67 ms. Allocated memory was 199.2 MB in the beginning and 220.7 MB in the end (delta: 21.5 MB). Free memory was 161.1 MB in the beginning and 151.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 94.1 MB. Max. memory is 7.1 GB. * Sifa took 23018.86 ms. Allocated memory was 220.7 MB in the beginning and 725.1 MB in the end (delta: 504.4 MB). Free memory was 151.7 MB in the beginning and 234.1 MB in the end (delta: -82.4 MB). Peak memory consumption was 422.0 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]: 22973, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 152, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 101, TOOLS_POST_TIME[ms]: 12308, TOOLS_POST_CALL_APPLICATIONS: 41, TOOLS_POST_CALL_TIME[ms]: 163, TOOLS_POST_RETURN_APPLICATIONS: 34, TOOLS_POST_RETURN_TIME[ms]: 91, TOOLS_QUANTIFIERELIM_APPLICATIONS: 174, TOOLS_QUANTIFIERELIM_TIME[ms]: 12450, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12189, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 154, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 57, DOMAIN_JOIN_TIME[ms]: 9992, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 10, DOMAIN_ISBOTTOM_APPLICATIONS: 40, DOMAIN_ISBOTTOM_TIME[ms]: 241, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3373, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3373, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 34, CALL_SUMMARIZER_CACHE_MISSES: 16, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12848, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12847, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 36, DAG_COMPRESSION_PROCESSED_NODES: 472, DAG_COMPRESSION_RETAINED_NODES: 180 - PositiveResult [Line: 481]: 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...