java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 12:47:55,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 12:47:55,318 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 12:47:55,331 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 12:47:55,331 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 12:47:55,332 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 12:47:55,334 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 12:47:55,336 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 12:47:55,338 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 12:47:55,339 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 12:47:55,340 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 12:47:55,341 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 12:47:55,341 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 12:47:55,342 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 12:47:55,343 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 12:47:55,344 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 12:47:55,345 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 12:47:55,346 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 12:47:55,348 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 12:47:55,350 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 12:47:55,351 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 12:47:55,352 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 12:47:55,354 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 12:47:55,354 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 12:47:55,356 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 12:47:55,357 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 12:47:55,357 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 12:47:55,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 12:47:55,358 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 12:47:55,359 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 12:47:55,359 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 12:47:55,360 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 12:47:55,361 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 12:47:55,362 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 12:47:55,363 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 12:47:55,363 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 12:47:55,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 12:47:55,364 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 12:47:55,364 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 12:47:55,365 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 12:47:55,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 12:47:55,367 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-04 12:47:55,382 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 12:47:55,382 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 12:47:55,384 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 12:47:55,384 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 12:47:55,384 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 12:47:55,384 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 12:47:55,385 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 12:47:55,385 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 12:47:55,385 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 12:47:55,385 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 12:47:55,385 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 12:47:55,385 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 12:47:55,386 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 12:47:55,386 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 12:47:55,386 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 12:47:55,386 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 12:47:55,386 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 12:47:55,387 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 12:47:55,387 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 12:47:55,387 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 12:47:55,387 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 12:47:55,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 12:47:55,388 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 12:47:55,388 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 12:47:55,388 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 12:47:55,388 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 12:47:55,389 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 12:47:55,389 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 12:47:55,389 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-04 12:47:55,427 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 12:47:55,443 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 12:47:55,447 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 12:47:55,450 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 12:47:55,451 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 12:47:55,452 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product11.cil.c [2019-10-04 12:47:55,529 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c68c3cc74/75b44e980ff04fd2a7c4c1714114c151/FLAGc721dc95f [2019-10-04 12:47:56,084 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 12:47:56,085 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product11.cil.c [2019-10-04 12:47:56,101 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c68c3cc74/75b44e980ff04fd2a7c4c1714114c151/FLAGc721dc95f [2019-10-04 12:47:56,418 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c68c3cc74/75b44e980ff04fd2a7c4c1714114c151 [2019-10-04 12:47:56,428 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 12:47:56,430 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 12:47:56,433 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 12:47:56,433 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 12:47:56,439 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 12:47:56,440 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 12:47:56" (1/1) ... [2019-10-04 12:47:56,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c5d720d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:47:56, skipping insertion in model container [2019-10-04 12:47:56,444 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 12:47:56" (1/1) ... [2019-10-04 12:47:56,452 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 12:47:56,508 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 12:47:56,997 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 12:47:57,020 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 12:47:57,092 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 12:47:57,126 INFO L192 MainTranslator]: Completed translation [2019-10-04 12:47:57,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:47:57 WrapperNode [2019-10-04 12:47:57,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 12:47:57,127 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 12:47:57,128 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 12:47:57,128 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 12:47:57,142 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:47:57" (1/1) ... [2019-10-04 12:47:57,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:47:57" (1/1) ... [2019-10-04 12:47:57,172 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:47:57" (1/1) ... [2019-10-04 12:47:57,174 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:47:57" (1/1) ... [2019-10-04 12:47:57,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:47:57" (1/1) ... [2019-10-04 12:47:57,221 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:47:57" (1/1) ... [2019-10-04 12:47:57,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:47:57" (1/1) ... [2019-10-04 12:47:57,244 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 12:47:57,246 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 12:47:57,246 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 12:47:57,246 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 12:47:57,247 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 12:47:57" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 12:47:57,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 12:47:57,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 12:47:57,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-04 12:47:57,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-04 12:47:57,324 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-04 12:47:57,324 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-04 12:47:57,325 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-04 12:47:57,325 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-04 12:47:57,326 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-04 12:47:57,326 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-04 12:47:57,326 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-04 12:47:57,326 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-04 12:47:57,327 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-04 12:47:57,327 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-04 12:47:57,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-04 12:47:57,328 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-04 12:47:57,330 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-04 12:47:57,331 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-04 12:47:57,331 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-04 12:47:57,332 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-04 12:47:57,332 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-04 12:47:57,332 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-04 12:47:57,332 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-04 12:47:57,332 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-04 12:47:57,333 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-04 12:47:57,333 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 12:47:57,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-04 12:47:57,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-04 12:47:57,333 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-04 12:47:57,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-04 12:47:57,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-04 12:47:57,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-04 12:47:57,334 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-04 12:47:57,335 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-04 12:47:57,335 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-04 12:47:57,335 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-04 12:47:57,335 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 12:47:57,336 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-04 12:47:57,336 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-04 12:47:57,336 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-04 12:47:57,336 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-04 12:47:57,336 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-04 12:47:57,337 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-04 12:47:57,337 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-04 12:47:57,337 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-04 12:47:57,337 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-04 12:47:57,338 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-04 12:47:57,338 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-04 12:47:57,338 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-04 12:47:57,338 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-04 12:47:57,338 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-04 12:47:57,338 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-04 12:47:57,339 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-04 12:47:57,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-04 12:47:57,339 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-04 12:47:57,339 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-04 12:47:57,339 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-04 12:47:57,339 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-04 12:47:57,339 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-04 12:47:57,340 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-04 12:47:57,340 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-04 12:47:57,341 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-04 12:47:57,341 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-04 12:47:57,341 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-04 12:47:57,341 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-04 12:47:57,341 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 12:47:57,342 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-04 12:47:57,342 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-04 12:47:57,342 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-04 12:47:57,342 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-04 12:47:57,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-04 12:47:57,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-04 12:47:57,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-04 12:47:57,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-04 12:47:57,344 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-04 12:47:57,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-04 12:47:57,344 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-04 12:47:57,345 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-04 12:47:57,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-04 12:47:57,346 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-04 12:47:57,346 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-04 12:47:57,346 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-04 12:47:57,347 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-04 12:47:57,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 12:47:57,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-04 12:47:57,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 12:47:58,898 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 12:47:58,898 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-04 12:47:58,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 12:47:58 BoogieIcfgContainer [2019-10-04 12:47:58,900 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 12:47:58,900 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 12:47:58,900 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 12:47:58,900 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 12:47:58,902 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 12:47:58" (1/1) ... [2019-10-04 12:47:58,902 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-04 12:47:58,932 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 12:47:58,935 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 12:47:58,948 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 12:47:58,959 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 12:47:58,960 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 12:48:09,089 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-10-04 12:48:10,839 WARN L191 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-04 12:48:11,004 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-04 12:48:11,157 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-04 12:48:11,277 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-04 12:48:11,571 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-10-04 12:48:11,598 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-10-04 12:48:11,665 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-10-04 12:48:11,671 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-10-04 12:48:11,919 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-04 12:48:12,080 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-04 12:48:12,874 WARN L191 SmtUtils]: Spent 599.00 ms on a formula simplification that was a NOOP. DAG size: 582 [2019-10-04 12:48:13,487 WARN L191 SmtUtils]: Spent 462.00 ms on a formula simplification that was a NOOP. DAG size: 582 [2019-10-04 12:48:13,975 WARN L191 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 579 [2019-10-04 12:48:14,419 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 579 [2019-10-04 12:48:14,829 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 579 [2019-10-04 12:48:15,228 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 579 [2019-10-04 12:48:15,563 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 610 [2019-10-04 12:48:15,894 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 610 [2019-10-04 12:48:16,122 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 604 [2019-10-04 12:48:16,374 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 604 [2019-10-04 12:48:16,578 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 604 [2019-10-04 12:48:16,780 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 604 [2019-10-04 12:48:17,045 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 602 [2019-10-04 12:48:17,173 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 602 [2019-10-04 12:48:17,449 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 613 DAG size of output: 613 [2019-10-04 12:48:17,603 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 602 [2019-10-04 12:48:17,753 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 602 [2019-10-04 12:48:17,949 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 613 DAG size of output: 613 [2019-10-04 12:48:18,087 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-10-04 12:48:18,209 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-10-04 12:48:18,370 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 607 DAG size of output: 607 [2019-10-04 12:48:18,505 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-10-04 12:48:18,630 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-10-04 12:48:18,791 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 607 DAG size of output: 607 [2019-10-04 12:48:18,912 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-10-04 12:48:19,035 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-10-04 12:48:19,224 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 607 DAG size of output: 607 [2019-10-04 12:48:19,348 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-10-04 12:48:19,470 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-10-04 12:48:19,630 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 607 DAG size of output: 607 [2019-10-04 12:48:19,974 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 612 DAG size of output: 610 [2019-10-04 12:48:20,268 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 612 DAG size of output: 610 [2019-10-04 12:48:21,091 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 612 DAG size of output: 610 [2019-10-04 12:48:21,754 WARN L191 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 612 DAG size of output: 610 [2019-10-04 12:48:22,099 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 615 [2019-10-04 12:48:23,709 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2019-10-04 12:48:23,914 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2019-10-04 12:48:24,511 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2019-10-04 12:48:27,403 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 612 DAG size of output: 610 [2019-10-04 12:48:27,612 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 612 DAG size of output: 610 [2019-10-04 12:48:28,043 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 612 DAG size of output: 610 [2019-10-04 12:48:28,257 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 612 DAG size of output: 610 [2019-10-04 12:48:28,575 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 615 [2019-10-04 12:48:31,971 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 625 [2019-10-04 12:48:32,561 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 612 DAG size of output: 610 [2019-10-04 12:48:32,937 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 612 DAG size of output: 610 [2019-10-04 12:48:33,378 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 622 DAG size of output: 620 [2019-10-04 12:48:33,614 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 622 DAG size of output: 620 [2019-10-04 12:48:34,072 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-04 12:48:34,074 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 136 for LOIs [2019-10-04 12:48:34,167 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 134 for LOIs [2019-10-04 12:48:34,172 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-10-04 12:48:34,173 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-04 12:48:34,173 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-04 12:48:34,174 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1523#false [2019-10-04 12:48:34,179 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-10-04 12:48:34,179 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-04 12:48:34,181 INFO L168 Benchmark]: Toolchain (without parser) took 37751.11 ms. Allocated memory was 134.2 MB in the beginning and 974.7 MB in the end (delta: 840.4 MB). Free memory was 88.9 MB in the beginning and 369.4 MB in the end (delta: -280.5 MB). Peak memory consumption was 560.0 MB. Max. memory is 7.1 GB. [2019-10-04 12:48:34,182 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-04 12:48:34,183 INFO L168 Benchmark]: CACSL2BoogieTranslator took 693.98 ms. Allocated memory was 134.2 MB in the beginning and 199.2 MB in the end (delta: 65.0 MB). Free memory was 88.7 MB in the beginning and 164.3 MB in the end (delta: -75.5 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. [2019-10-04 12:48:34,184 INFO L168 Benchmark]: Boogie Preprocessor took 116.50 ms. Allocated memory is still 199.2 MB. Free memory was 164.3 MB in the beginning and 160.7 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. [2019-10-04 12:48:34,184 INFO L168 Benchmark]: RCFGBuilder took 1654.13 ms. Allocated memory was 199.2 MB in the beginning and 226.5 MB in the end (delta: 27.3 MB). Free memory was 160.7 MB in the beginning and 151.4 MB in the end (delta: 9.3 MB). Peak memory consumption was 87.5 MB. Max. memory is 7.1 GB. [2019-10-04 12:48:34,185 INFO L168 Benchmark]: Sifa took 35279.50 ms. Allocated memory was 226.5 MB in the beginning and 974.7 MB in the end (delta: 748.2 MB). Free memory was 151.4 MB in the beginning and 369.4 MB in the end (delta: -218.0 MB). Peak memory consumption was 530.1 MB. Max. memory is 7.1 GB. [2019-10-04 12:48:34,189 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 693.98 ms. Allocated memory was 134.2 MB in the beginning and 199.2 MB in the end (delta: 65.0 MB). Free memory was 88.7 MB in the beginning and 164.3 MB in the end (delta: -75.5 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.50 ms. Allocated memory is still 199.2 MB. Free memory was 164.3 MB in the beginning and 160.7 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1654.13 ms. Allocated memory was 199.2 MB in the beginning and 226.5 MB in the end (delta: 27.3 MB). Free memory was 160.7 MB in the beginning and 151.4 MB in the end (delta: 9.3 MB). Peak memory consumption was 87.5 MB. Max. memory is 7.1 GB. * Sifa took 35279.50 ms. Allocated memory was 226.5 MB in the beginning and 974.7 MB in the end (delta: 748.2 MB). Free memory was 151.4 MB in the beginning and 369.4 MB in the end (delta: -218.0 MB). Peak memory consumption was 530.1 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]: 35242, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 400, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 285, TOOLS_POST_TIME[ms]: 12268, TOOLS_POST_CALL_APPLICATIONS: 94, TOOLS_POST_CALL_TIME[ms]: 348, TOOLS_POST_RETURN_APPLICATIONS: 87, TOOLS_POST_RETURN_TIME[ms]: 189, TOOLS_QUANTIFIERELIM_APPLICATIONS: 464, TOOLS_QUANTIFIERELIM_TIME[ms]: 12586, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11965, FLUID_QUERY_TIME[ms]: 24, FLUID_QUERIES: 418, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 134, DOMAIN_JOIN_TIME[ms]: 20576, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 7, DOMAIN_WIDEN_TIME[ms]: 1028, DOMAIN_ISSUBSETEQ_APPLICATIONS: 18, DOMAIN_ISSUBSETEQ_TIME[ms]: 54, DOMAIN_ISBOTTOM_APPLICATIONS: 95, DOMAIN_ISBOTTOM_TIME[ms]: 565, LOOP_SUMMARIZER_APPLICATIONS: 11, LOOP_SUMMARIZER_CACHE_MISSES: 11, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 10944, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10943, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 18, CALL_SUMMARIZER_APPLICATIONS: 87, CALL_SUMMARIZER_CACHE_MISSES: 16, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12674, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12673, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 49, DAG_COMPRESSION_PROCESSED_NODES: 747, DAG_COMPRESSION_RETAINED_NODES: 249 - PositiveResult [Line: 44]: 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...