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 AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 22:30:56,603 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 22:30:56,606 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 22:30:56,618 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 22:30:56,618 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 22:30:56,619 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 22:30:56,621 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 22:30:56,623 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 22:30:56,625 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 22:30:56,626 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 22:30:56,627 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 22:30:56,628 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 22:30:56,628 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 22:30:56,629 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 22:30:56,630 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 22:30:56,631 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 22:30:56,632 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 22:30:56,633 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 22:30:56,634 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 22:30:56,636 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 22:30:56,639 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 22:30:56,640 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 22:30:56,643 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 22:30:56,644 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 22:30:56,647 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 22:30:56,648 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 22:30:56,648 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 22:30:56,649 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 22:30:56,650 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 22:30:56,653 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 22:30:56,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 22:30:56,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 22:30:56,655 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 22:30:56,656 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 22:30:56,660 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 22:30:56,660 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 22:30:56,661 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 22:30:56,661 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 22:30:56,661 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 22:30:56,663 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 22:30:56,665 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 22:30:56,666 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 22:30:56,689 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 22:30:56,689 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 22:30:56,692 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 22:30:56,692 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 22:30:56,692 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 22:30:56,692 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 22:30:56,693 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 22:30:56,693 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 22:30:56,693 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 22:30:56,693 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 22:30:56,694 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 22:30:56,695 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 22:30:56,695 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 22:30:56,695 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 22:30:56,696 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 22:30:56,696 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 22:30:56,696 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 22:30:56,696 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 22:30:56,696 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 22:30:56,697 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 22:30:56,697 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 22:30:56,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 22:30:56,697 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 22:30:56,698 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 22:30:56,698 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 22:30:56,698 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 22:30:56,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 22:30:56,699 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 22:30:56,699 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 -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 22:30:56,769 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 22:30:56,784 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 22:30:56,790 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 22:30:56,791 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 22:30:56,792 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 22:30:56,792 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product03.cil.c [2019-09-20 22:30:56,867 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/187a89e08/c531983ed8ff449fb5374dca42273142/FLAG86f66fe08 [2019-09-20 22:30:57,346 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 22:30:57,347 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product03.cil.c [2019-09-20 22:30:57,360 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/187a89e08/c531983ed8ff449fb5374dca42273142/FLAG86f66fe08 [2019-09-20 22:30:57,668 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/187a89e08/c531983ed8ff449fb5374dca42273142 [2019-09-20 22:30:57,678 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 22:30:57,680 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 22:30:57,681 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 22:30:57,681 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 22:30:57,684 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 22:30:57,685 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:30:57" (1/1) ... [2019-09-20 22:30:57,687 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 10:30:57, skipping insertion in model container [2019-09-20 22:30:57,687 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:30:57" (1/1) ... [2019-09-20 22:30:57,695 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 22:30:57,767 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 22:30:58,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:30:58,237 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 22:30:58,320 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:30:58,351 INFO L192 MainTranslator]: Completed translation [2019-09-20 22:30:58,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:30:58 WrapperNode [2019-09-20 22:30:58,352 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 22:30:58,353 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 22:30:58,353 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 22:30:58,353 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 22:30:58,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:30:58" (1/1) ... [2019-09-20 22:30:58,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:30:58" (1/1) ... [2019-09-20 22:30:58,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:30:58" (1/1) ... [2019-09-20 22:30:58,385 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:30:58" (1/1) ... [2019-09-20 22:30:58,417 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:30:58" (1/1) ... [2019-09-20 22:30:58,426 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:30:58" (1/1) ... [2019-09-20 22:30:58,431 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:30:58" (1/1) ... [2019-09-20 22:30:58,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 22:30:58,439 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 22:30:58,439 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 22:30:58,439 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 22:30:58,440 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:30:58" (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 22:30:58,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 22:30:58,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 22:30:58,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 22:30:58,492 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 22:30:58,492 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 22:30:58,492 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 22:30:58,492 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 22:30:58,493 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 22:30:58,493 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 22:30:58,493 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 22:30:58,493 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 22:30:58,493 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 22:30:58,493 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 22:30:58,493 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 22:30:58,494 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 22:30:58,494 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 22:30:58,494 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 22:30:58,494 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 22:30:58,494 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 22:30:58,494 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 22:30:58,495 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 22:30:58,495 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 22:30:58,495 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 22:30:58,495 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 22:30:58,495 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 22:30:58,495 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 22:30:58,496 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 22:30:58,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 22:30:58,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 22:30:58,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 22:30:58,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 22:30:58,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 22:30:58,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 22:30:58,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 22:30:58,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 22:30:58,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 22:30:58,497 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 22:30:58,497 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 22:30:58,497 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 22:30:58,498 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 22:30:58,498 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 22:30:58,498 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 22:30:58,498 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 22:30:58,498 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 22:30:58,498 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 22:30:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 22:30:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 22:30:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 22:30:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 22:30:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 22:30:58,499 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 22:30:58,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 22:30:58,500 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 22:30:58,500 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 22:30:58,500 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 22:30:58,500 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 22:30:58,500 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 22:30:58,501 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 22:30:58,501 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 22:30:58,501 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 22:30:58,501 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 22:30:58,501 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 22:30:58,501 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 22:30:58,502 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 22:30:58,502 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 22:30:58,502 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 22:30:58,502 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 22:30:58,502 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 22:30:58,502 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 22:30:58,503 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 22:30:58,503 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 22:30:58,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 22:30:58,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 22:30:58,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 22:30:58,504 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 22:30:58,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 22:30:58,504 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 22:30:58,504 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 22:30:58,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 22:30:58,504 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 22:30:58,505 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 22:30:58,505 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 22:30:58,505 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 22:30:58,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 22:30:58,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 22:30:58,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 22:30:59,977 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 22:30:59,978 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 22:30:59,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:30:59 BoogieIcfgContainer [2019-09-20 22:30:59,980 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 22:30:59,981 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 22:30:59,981 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 22:30:59,981 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 22:30:59,982 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:30:59" (1/1) ... [2019-09-20 22:30:59,983 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ 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=AlwaysFluid [2019-09-20 22:31:00,017 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 22:31:00,017 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 22:31:00,031 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 22:31:00,046 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 22:31:00,048 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 22:31:20,906 WARN L191 SmtUtils]: Spent 11.79 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 22:31:22,735 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 22:31:26,597 WARN L191 SmtUtils]: Spent 3.86 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-20 22:31:28,357 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-20 22:31:30,160 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-20 22:31:30,178 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 16 for LOIs [2019-09-20 22:31:30,241 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 16 for LOIs [2019-09-20 22:31:30,253 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 18 for LOIs [2019-09-20 22:31:31,712 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-20 22:31:31,749 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-20 22:31:31,760 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-20 22:31:31,770 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-09-20 22:31:31,772 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 22:31:31,772 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 22:31:31,774 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1368#true [2019-09-20 22:31:31,788 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 22:31:31,789 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 22:31:31,792 INFO L168 Benchmark]: Toolchain (without parser) took 34111.06 ms. Allocated memory was 133.7 MB in the beginning and 465.0 MB in the end (delta: 331.4 MB). Free memory was 88.9 MB in the beginning and 313.4 MB in the end (delta: -224.5 MB). Peak memory consumption was 106.8 MB. Max. memory is 7.1 GB. [2019-09-20 22:31:31,793 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 133.7 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 22:31:31,794 INFO L168 Benchmark]: CACSL2BoogieTranslator took 671.92 ms. Allocated memory was 133.7 MB in the beginning and 199.2 MB in the end (delta: 65.5 MB). Free memory was 88.7 MB in the beginning and 165.3 MB in the end (delta: -76.6 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. [2019-09-20 22:31:31,796 INFO L168 Benchmark]: Boogie Preprocessor took 85.47 ms. Allocated memory is still 199.2 MB. Free memory was 165.3 MB in the beginning and 161.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-20 22:31:31,801 INFO L168 Benchmark]: RCFGBuilder took 1541.65 ms. Allocated memory was 199.2 MB in the beginning and 224.9 MB in the end (delta: 25.7 MB). Free memory was 161.5 MB in the beginning and 151.8 MB in the end (delta: 9.7 MB). Peak memory consumption was 90.0 MB. Max. memory is 7.1 GB. [2019-09-20 22:31:31,803 INFO L168 Benchmark]: Sifa took 31808.21 ms. Allocated memory was 224.9 MB in the beginning and 465.0 MB in the end (delta: 240.1 MB). Free memory was 151.8 MB in the beginning and 313.4 MB in the end (delta: -161.6 MB). Peak memory consumption was 78.6 MB. Max. memory is 7.1 GB. [2019-09-20 22:31:31,813 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 133.7 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 671.92 ms. Allocated memory was 133.7 MB in the beginning and 199.2 MB in the end (delta: 65.5 MB). Free memory was 88.7 MB in the beginning and 165.3 MB in the end (delta: -76.6 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.47 ms. Allocated memory is still 199.2 MB. Free memory was 165.3 MB in the beginning and 161.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1541.65 ms. Allocated memory was 199.2 MB in the beginning and 224.9 MB in the end (delta: 25.7 MB). Free memory was 161.5 MB in the beginning and 151.8 MB in the end (delta: 9.7 MB). Peak memory consumption was 90.0 MB. Max. memory is 7.1 GB. * Sifa took 31808.21 ms. Allocated memory was 224.9 MB in the beginning and 465.0 MB in the end (delta: 240.1 MB). Free memory was 151.8 MB in the beginning and 313.4 MB in the end (delta: -161.6 MB). Peak memory consumption was 78.6 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]: 31758, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 469, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 320, TOOLS_POST_TIME[ms]: 26493, TOOLS_POST_CALL_APPLICATIONS: 113, TOOLS_POST_CALL_TIME[ms]: 81, TOOLS_POST_RETURN_APPLICATIONS: 104, TOOLS_POST_RETURN_TIME[ms]: 31, TOOLS_QUANTIFIERELIM_APPLICATIONS: 537, TOOLS_QUANTIFIERELIM_TIME[ms]: 26528, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 26432, FLUID_QUERY_TIME[ms]: 1, FLUID_QUERIES: 486, FLUID_YES_ANSWERS: 486, DOMAIN_JOIN_APPLICATIONS: 134, DOMAIN_JOIN_TIME[ms]: 4487, DOMAIN_ALPHA_APPLICATIONS: 486, DOMAIN_ALPHA_TIME[ms]: 424, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 17, DOMAIN_ISSUBSETEQ_TIME[ms]: 4, DOMAIN_ISBOTTOM_APPLICATIONS: 86, DOMAIN_ISBOTTOM_TIME[ms]: 55, LOOP_SUMMARIZER_APPLICATIONS: 17, LOOP_SUMMARIZER_CACHE_MISSES: 17, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1189, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1188, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 17, CALL_SUMMARIZER_APPLICATIONS: 104, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 30222, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 30220, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 47, DAG_COMPRESSION_PROCESSED_NODES: 599, DAG_COMPRESSION_RETAINED_NODES: 297 - UnprovableResult [Line: 869]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 1368#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...