java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:30:15,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:30:15,319 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:30:15,331 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:30:15,331 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:30:15,332 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:30:15,334 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:30:15,336 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:30:15,338 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:30:15,339 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:30:15,340 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:30:15,341 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:30:15,341 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:30:15,342 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:30:15,343 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:30:15,345 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:30:15,345 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:30:15,346 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:30:15,349 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:30:15,351 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:30:15,353 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:30:15,354 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:30:15,355 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:30:15,356 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:30:15,358 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:30:15,359 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:30:15,359 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:30:15,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:30:15,361 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:30:15,362 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:30:15,362 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:30:15,363 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:30:15,364 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:30:15,364 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:30:15,366 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:30:15,366 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:30:15,366 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:30:15,367 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:30:15,367 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:30:15,368 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:30:15,369 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:30:15,369 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-21 08:30:15,384 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:30:15,384 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:30:15,385 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:30:15,386 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:30:15,386 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:30:15,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:30:15,386 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:30:15,387 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:30:15,387 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:30:15,387 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:30:15,387 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:30:15,387 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:30:15,388 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:30:15,388 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:30:15,388 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:30:15,388 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:30:15,388 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:30:15,389 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:30:15,389 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:30:15,389 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:30:15,389 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:30:15,389 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:30:15,390 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:30:15,390 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:30:15,390 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:30:15,390 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:30:15,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:30:15,391 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:30:15,391 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 08:30:15,425 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:30:15,439 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:30:15,445 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:30:15,447 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:30:15,447 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:30:15,448 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product01.cil.c [2019-09-21 08:30:15,523 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76cf2ed9f/8fc42b4057e94d5587978fbd1c92c770/FLAGe88e62741 [2019-09-21 08:30:16,104 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:30:16,107 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product01.cil.c [2019-09-21 08:30:16,124 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76cf2ed9f/8fc42b4057e94d5587978fbd1c92c770/FLAGe88e62741 [2019-09-21 08:30:16,386 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76cf2ed9f/8fc42b4057e94d5587978fbd1c92c770 [2019-09-21 08:30:16,401 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:30:16,403 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:30:16,404 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:30:16,404 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:30:16,407 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:30:16,407 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:30:16" (1/1) ... [2019-09-21 08:30:16,410 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a3d3672 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:16, skipping insertion in model container [2019-09-21 08:30:16,411 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:30:16" (1/1) ... [2019-09-21 08:30:16,417 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:30:16,467 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:30:16,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:30:16,918 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:30:17,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:30:17,056 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:30:17,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:17 WrapperNode [2019-09-21 08:30:17,057 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:30:17,057 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:30:17,057 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:30:17,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:30:17,068 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:17" (1/1) ... [2019-09-21 08:30:17,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:17" (1/1) ... [2019-09-21 08:30:17,087 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:17" (1/1) ... [2019-09-21 08:30:17,088 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:17" (1/1) ... [2019-09-21 08:30:17,127 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:17" (1/1) ... [2019-09-21 08:30:17,141 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:17" (1/1) ... [2019-09-21 08:30:17,151 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:17" (1/1) ... [2019-09-21 08:30:17,158 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:30:17,159 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:30:17,159 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:30:17,159 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:30:17,160 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:17" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:30:17,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:30:17,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:30:17,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:30:17,245 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:30:17,246 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:30:17,246 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:30:17,247 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:30:17,247 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:30:17,247 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:30:17,247 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:30:17,248 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:30:17,249 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:30:17,249 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:30:17,249 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:30:17,249 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:30:17,249 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:30:17,252 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:30:17,253 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:30:17,253 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:30:17,253 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:30:17,254 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:30:17,254 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:30:17,254 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:30:17,255 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:30:17,255 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:30:17,255 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:30:17,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-21 08:30:17,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:30:17,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:30:17,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:30:17,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:30:17,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:30:17,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:30:17,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:30:17,258 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:30:17,258 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:30:17,258 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:30:17,258 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:30:17,258 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:30:17,258 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:30:17,259 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:30:17,259 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:30:17,259 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:30:17,259 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:30:17,259 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:30:17,260 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:30:17,260 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:30:17,260 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:30:17,260 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:30:17,260 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:30:17,260 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:30:17,260 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:30:17,261 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:30:17,261 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:30:17,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:30:17,261 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:30:17,261 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:30:17,261 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:30:17,262 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:30:17,262 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-21 08:30:17,263 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:30:17,263 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:30:17,263 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:30:17,263 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:30:17,263 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:30:17,264 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:30:17,264 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:30:17,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:30:17,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:30:17,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:30:17,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:30:17,265 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:30:17,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:30:17,266 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:30:17,267 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:30:17,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:30:17,268 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:30:17,268 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:30:17,268 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:30:17,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:30:17,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:30:17,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:30:18,984 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:30:18,984 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:30:18,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:30:18 BoogieIcfgContainer [2019-09-21 08:30:18,986 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:30:18,986 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:30:18,987 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:30:18,987 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:30:18,988 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:30:18" (1/1) ... [2019-09-21 08:30:18,989 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:30:19,013 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:30:19,013 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:30:19,022 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:30:19,033 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:30:19,035 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:30:29,672 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 08:30:31,560 WARN L191 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:30:31,696 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:30:31,846 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:30:31,975 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:30:32,003 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 476 for LOIs [2019-09-21 08:30:32,070 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 476 for LOIs [2019-09-21 08:30:32,075 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 476 for LOIs [2019-09-21 08:30:32,300 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 480 [2019-09-21 08:30:32,448 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 480 [2019-09-21 08:30:33,053 WARN L191 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 512 DAG size of output: 512 [2019-09-21 08:30:33,430 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-21 08:30:33,727 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 512 DAG size of output: 512 [2019-09-21 08:30:34,024 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-21 08:30:34,439 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 514 [2019-09-21 08:30:34,783 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 514 [2019-09-21 08:30:35,042 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-21 08:30:35,187 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 523 [2019-09-21 08:30:35,294 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-21 08:30:35,637 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 538 [2019-09-21 08:30:35,789 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:30:35,918 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 538 [2019-09-21 08:30:36,058 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:30:36,698 WARN L191 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 556 DAG size of output: 550 [2019-09-21 08:30:37,035 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-21 08:30:37,392 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 553 DAG size of output: 551 [2019-09-21 08:30:37,698 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 551 DAG size of output: 551 [2019-09-21 08:30:37,897 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 513 [2019-09-21 08:30:38,304 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 538 [2019-09-21 08:30:38,829 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 556 DAG size of output: 550 [2019-09-21 08:30:39,011 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-21 08:30:39,301 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 557 [2019-09-21 08:30:39,506 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 557 [2019-09-21 08:30:39,526 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-21 08:30:39,529 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 494 for LOIs [2019-09-21 08:30:39,671 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 498 DAG size of output: 498 [2019-09-21 08:30:39,773 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 496 for LOIs [2019-09-21 08:30:39,800 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 507 for LOIs [2019-09-21 08:30:39,806 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:30:39,807 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:30:39,808 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 223#false [2019-09-21 08:30:39,815 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-21 08:30:39,815 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:30:39,819 INFO L168 Benchmark]: Toolchain (without parser) took 23415.70 ms. Allocated memory was 137.4 MB in the beginning and 653.8 MB in the end (delta: 516.4 MB). Free memory was 83.1 MB in the beginning and 236.3 MB in the end (delta: -153.2 MB). Peak memory consumption was 363.2 MB. Max. memory is 7.1 GB. [2019-09-21 08:30:39,821 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 137.4 MB. Free memory was 103.2 MB in the beginning and 103.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:30:39,827 INFO L168 Benchmark]: CACSL2BoogieTranslator took 653.43 ms. Allocated memory was 137.4 MB in the beginning and 197.1 MB in the end (delta: 59.8 MB). Free memory was 82.9 MB in the beginning and 164.2 MB in the end (delta: -81.3 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. [2019-09-21 08:30:39,829 INFO L168 Benchmark]: Boogie Preprocessor took 100.99 ms. Allocated memory is still 197.1 MB. Free memory was 164.2 MB in the beginning and 160.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-21 08:30:39,830 INFO L168 Benchmark]: RCFGBuilder took 1827.33 ms. Allocated memory was 197.1 MB in the beginning and 217.1 MB in the end (delta: 19.9 MB). Free memory was 160.4 MB in the beginning and 151.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 97.1 MB. Max. memory is 7.1 GB. [2019-09-21 08:30:39,831 INFO L168 Benchmark]: Sifa took 20829.05 ms. Allocated memory was 217.1 MB in the beginning and 653.8 MB in the end (delta: 436.7 MB). Free memory was 151.0 MB in the beginning and 236.3 MB in the end (delta: -85.4 MB). Peak memory consumption was 351.4 MB. Max. memory is 7.1 GB. [2019-09-21 08:30:39,834 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 137.4 MB. Free memory was 103.2 MB in the beginning and 103.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 653.43 ms. Allocated memory was 137.4 MB in the beginning and 197.1 MB in the end (delta: 59.8 MB). Free memory was 82.9 MB in the beginning and 164.2 MB in the end (delta: -81.3 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.99 ms. Allocated memory is still 197.1 MB. Free memory was 164.2 MB in the beginning and 160.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1827.33 ms. Allocated memory was 197.1 MB in the beginning and 217.1 MB in the end (delta: 19.9 MB). Free memory was 160.4 MB in the beginning and 151.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 97.1 MB. Max. memory is 7.1 GB. * Sifa took 20829.05 ms. Allocated memory was 217.1 MB in the beginning and 653.8 MB in the end (delta: 436.7 MB). Free memory was 151.0 MB in the beginning and 236.3 MB in the end (delta: -85.4 MB). Peak memory consumption was 351.4 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]: 20796, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 119, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 80, TOOLS_POST_TIME[ms]: 12730, TOOLS_POST_CALL_APPLICATIONS: 32, TOOLS_POST_CALL_TIME[ms]: 211, TOOLS_POST_RETURN_APPLICATIONS: 25, TOOLS_POST_RETURN_TIME[ms]: 138, TOOLS_QUANTIFIERELIM_APPLICATIONS: 136, TOOLS_QUANTIFIERELIM_TIME[ms]: 12953, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12576, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 121, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 39, DOMAIN_JOIN_TIME[ms]: 7360, 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]: 23, DOMAIN_ISBOTTOM_APPLICATIONS: 25, DOMAIN_ISBOTTOM_TIME[ms]: 175, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3793, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3793, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 25, CALL_SUMMARIZER_CACHE_MISSES: 15, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12939, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12937, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 35, DAG_COMPRESSION_PROCESSED_NODES: 373, DAG_COMPRESSION_RETAINED_NODES: 156 - PositiveResult [Line: 470]: 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...