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_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 18:54:37,528 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 18:54:37,530 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 18:54:37,542 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 18:54:37,542 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 18:54:37,543 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 18:54:37,544 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 18:54:37,546 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 18:54:37,548 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 18:54:37,549 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 18:54:37,550 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 18:54:37,551 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 18:54:37,551 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 18:54:37,552 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 18:54:37,553 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 18:54:37,554 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 18:54:37,555 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 18:54:37,556 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 18:54:37,557 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 18:54:37,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 18:54:37,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 18:54:37,562 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 18:54:37,563 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 18:54:37,564 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 18:54:37,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 18:54:37,567 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 18:54:37,567 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 18:54:37,568 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 18:54:37,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 18:54:37,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 18:54:37,570 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 18:54:37,570 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 18:54:37,571 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 18:54:37,572 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 18:54:37,573 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 18:54:37,573 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 18:54:37,574 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 18:54:37,574 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 18:54:37,574 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 18:54:37,575 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 18:54:37,576 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 18:54:37,577 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 [2019-09-16 18:54:37,593 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 18:54:37,593 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 18:54:37,595 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 18:54:37,596 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 18:54:37,596 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 18:54:37,596 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 18:54:37,596 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 18:54:37,597 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 18:54:37,597 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 18:54:37,597 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 18:54:37,597 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 18:54:37,597 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 18:54:37,598 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 18:54:37,598 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 18:54:37,598 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 18:54:37,599 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 18:54:37,599 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 18:54:37,600 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 18:54:37,600 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 18:54:37,600 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 18:54:37,600 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 18:54:37,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 18:54:37,601 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 18:54:37,601 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 18:54:37,601 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 18:54:37,601 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 18:54:37,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 18:54:37,602 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 18:54:37,602 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_DDA [2019-09-16 18:54:37,637 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 18:54:37,650 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 18:54:37,653 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 18:54:37,654 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 18:54:37,655 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 18:54:37,656 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product09.cil.c [2019-09-16 18:54:37,716 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76fb89255/4535109941a74f1cba79d9305d2b7a48/FLAG117247558 [2019-09-16 18:54:38,229 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 18:54:38,230 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product09.cil.c [2019-09-16 18:54:38,250 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76fb89255/4535109941a74f1cba79d9305d2b7a48/FLAG117247558 [2019-09-16 18:54:38,533 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76fb89255/4535109941a74f1cba79d9305d2b7a48 [2019-09-16 18:54:38,543 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 18:54:38,545 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 18:54:38,546 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 18:54:38,546 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 18:54:38,550 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 18:54:38,551 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 06:54:38" (1/1) ... [2019-09-16 18:54:38,554 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@750b091d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:54:38, skipping insertion in model container [2019-09-16 18:54:38,555 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 06:54:38" (1/1) ... [2019-09-16 18:54:38,562 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 18:54:38,614 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 18:54:39,000 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 18:54:39,020 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 18:54:39,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 18:54:39,179 INFO L192 MainTranslator]: Completed translation [2019-09-16 18:54:39,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:54:39 WrapperNode [2019-09-16 18:54:39,180 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 18:54:39,181 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 18:54:39,181 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 18:54:39,181 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 18:54:39,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:54:39" (1/1) ... [2019-09-16 18:54:39,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:54:39" (1/1) ... [2019-09-16 18:54:39,217 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:54:39" (1/1) ... [2019-09-16 18:54:39,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:54:39" (1/1) ... [2019-09-16 18:54:39,265 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:54:39" (1/1) ... [2019-09-16 18:54:39,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:54:39" (1/1) ... [2019-09-16 18:54:39,289 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:54:39" (1/1) ... [2019-09-16 18:54:39,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 18:54:39,307 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 18:54:39,307 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 18:54:39,307 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 18:54:39,310 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:54:39" (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 [2019-09-16 18:54:39,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 18:54:39,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 18:54:39,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 18:54:39,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 18:54:39,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 18:54:39,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 18:54:39,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 18:54:39,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 18:54:39,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 18:54:39,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 18:54:39,393 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 18:54:39,394 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 18:54:39,394 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 18:54:39,394 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-16 18:54:39,394 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 18:54:39,395 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 18:54:39,398 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 18:54:39,398 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 18:54:39,398 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 18:54:39,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-16 18:54:39,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-16 18:54:39,399 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 18:54:39,399 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 18:54:39,399 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 18:54:39,399 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 18:54:39,399 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 18:54:39,399 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 18:54:39,400 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 18:54:39,400 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 18:54:39,400 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 18:54:39,400 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 18:54:39,400 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 18:54:39,400 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 18:54:39,401 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 18:54:39,401 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 18:54:39,401 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 18:54:39,402 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 18:54:39,402 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 18:54:39,402 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 18:54:39,402 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 18:54:39,402 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 18:54:39,402 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 18:54:39,403 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 18:54:39,403 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 18:54:39,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 18:54:39,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 18:54:39,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 18:54:39,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 18:54:39,403 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 18:54:39,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 18:54:39,404 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 18:54:39,404 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 18:54:39,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 18:54:39,404 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 18:54:39,404 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 18:54:39,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 18:54:39,405 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 18:54:39,405 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 18:54:39,405 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 18:54:39,406 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 18:54:39,406 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 18:54:39,406 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 18:54:39,407 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 18:54:39,407 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 18:54:39,407 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 18:54:39,407 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 18:54:39,407 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 18:54:39,407 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 18:54:39,408 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 18:54:39,408 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-16 18:54:39,408 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 18:54:39,408 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-16 18:54:39,409 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 18:54:39,409 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-16 18:54:39,410 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 18:54:39,410 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 18:54:39,411 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 18:54:39,411 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 18:54:39,411 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 18:54:39,411 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 18:54:39,412 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 18:54:39,412 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 18:54:39,412 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 18:54:39,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 18:54:39,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 18:54:39,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 18:54:40,868 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 18:54:40,868 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 18:54:40,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 06:54:40 BoogieIcfgContainer [2019-09-16 18:54:40,870 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 18:54:40,871 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 18:54:40,871 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 18:54:40,871 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 18:54:40,872 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 06:54:40" (1/1) ... [2019-09-16 18:54:40,873 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-16 18:54:40,900 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 18:54:40,900 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 18:54:40,909 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 18:54:40,918 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 18:54:40,920 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 18:55:01,592 WARN L191 SmtUtils]: Spent 11.79 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-16 18:55:03,341 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-16 18:55:06,973 WARN L191 SmtUtils]: Spent 3.63 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-16 18:55:08,750 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-16 18:55:10,445 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-16 18:55:10,462 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-16 18:55:10,534 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-16 18:55:10,557 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-16 18:55:21,508 WARN L191 SmtUtils]: Spent 10.86 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-16 18:55:26,886 WARN L191 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-16 18:55:45,462 WARN L191 SmtUtils]: Spent 18.52 s on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2019-09-16 18:55:54,717 WARN L191 SmtUtils]: Spent 9.25 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-16 18:56:06,338 WARN L191 SmtUtils]: Spent 11.26 s on a formula simplification. DAG size of input: 464 DAG size of output: 458 [2019-09-16 18:56:11,850 WARN L191 SmtUtils]: Spent 5.51 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-16 18:56:18,928 WARN L191 SmtUtils]: Spent 7.06 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 18:56:26,051 WARN L191 SmtUtils]: Spent 7.12 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 18:56:44,242 WARN L191 SmtUtils]: Spent 18.11 s on a formula simplification. DAG size of input: 470 DAG size of output: 469 [2019-09-16 18:56:53,142 WARN L191 SmtUtils]: Spent 8.90 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-16 18:57:19,631 WARN L191 SmtUtils]: Spent 26.44 s on a formula simplification. DAG size of input: 482 DAG size of output: 477 [2019-09-16 18:57:32,244 WARN L191 SmtUtils]: Spent 12.61 s on a formula simplification that was a NOOP. DAG size: 477 [2019-09-16 18:57:43,974 WARN L191 SmtUtils]: Spent 11.66 s on a formula simplification. DAG size of input: 468 DAG size of output: 457 [2019-09-16 18:57:49,751 WARN L191 SmtUtils]: Spent 5.78 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-16 18:58:04,266 WARN L191 SmtUtils]: Spent 14.50 s on a formula simplification. DAG size of input: 473 DAG size of output: 463 [2019-09-16 18:58:11,427 WARN L191 SmtUtils]: Spent 7.16 s on a formula simplification that was a NOOP. DAG size: 463 [2019-09-16 18:58:29,451 WARN L191 SmtUtils]: Spent 17.98 s on a formula simplification. DAG size of input: 469 DAG size of output: 468 [2019-09-16 18:58:38,438 WARN L191 SmtUtils]: Spent 8.98 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-16 18:59:22,721 WARN L191 SmtUtils]: Spent 44.23 s on a formula simplification. DAG size of input: 486 DAG size of output: 478 [2019-09-16 18:59:35,077 WARN L191 SmtUtils]: Spent 12.35 s on a formula simplification that was a NOOP. DAG size: 478 [2019-09-16 18:59:48,844 WARN L191 SmtUtils]: Spent 13.71 s on a formula simplification. DAG size of input: 475 DAG size of output: 459 [2019-09-16 18:59:54,618 WARN L191 SmtUtils]: Spent 5.77 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 18:59:56,292 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 466 DAG size of output: 1 [2019-09-16 19:00:15,120 WARN L191 SmtUtils]: Spent 18.74 s on a formula simplification. DAG size of input: 469 DAG size of output: 468 [2019-09-16 19:00:24,132 WARN L191 SmtUtils]: Spent 9.01 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-16 19:00:42,078 WARN L191 SmtUtils]: Spent 17.95 s on a formula simplification. DAG size of input: 469 DAG size of output: 468 [2019-09-16 19:00:51,113 WARN L191 SmtUtils]: Spent 9.03 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-16 19:01:19,648 WARN L191 SmtUtils]: Spent 28.48 s on a formula simplification. DAG size of input: 486 DAG size of output: 478 [2019-09-16 19:01:32,056 WARN L191 SmtUtils]: Spent 12.41 s on a formula simplification that was a NOOP. DAG size: 478 [2019-09-16 19:02:01,039 WARN L191 SmtUtils]: Spent 28.84 s on a formula simplification. DAG size of input: 486 DAG size of output: 478 [2019-09-16 19:02:13,487 WARN L191 SmtUtils]: Spent 12.45 s on a formula simplification that was a NOOP. DAG size: 478 [2019-09-16 19:02:13,539 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-16 19:02:13,544 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 438 for LOIs [2019-09-16 19:02:24,081 WARN L191 SmtUtils]: Spent 10.47 s on a formula simplification. DAG size of input: 442 DAG size of output: 430 [2019-09-16 19:02:29,153 WARN L191 SmtUtils]: Spent 5.07 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-16 19:02:29,157 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 427 for LOIs [2019-09-16 19:02:29,193 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-09-16 19:02:29,204 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-16 19:02:29,204 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-16 19:02:29,206 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 238#false [2019-09-16 19:02:29,215 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-16 19:02:29,216 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-16 19:02:29,219 INFO L168 Benchmark]: Toolchain (without parser) took 470673.35 ms. Allocated memory was 137.9 MB in the beginning and 151.0 MB in the end (delta: 13.1 MB). Free memory was 82.9 MB in the beginning and 56.8 MB in the end (delta: 26.2 MB). Peak memory consumption was 39.3 MB. Max. memory is 7.1 GB. [2019-09-16 19:02:29,225 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 102.6 MB in the beginning and 102.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 19:02:29,226 INFO L168 Benchmark]: CACSL2BoogieTranslator took 634.22 ms. Allocated memory was 137.9 MB in the beginning and 198.2 MB in the end (delta: 60.3 MB). Free memory was 82.7 MB in the beginning and 165.0 MB in the end (delta: -82.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. [2019-09-16 19:02:29,227 INFO L168 Benchmark]: Boogie Preprocessor took 125.37 ms. Allocated memory is still 198.2 MB. Free memory was 165.0 MB in the beginning and 161.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-16 19:02:29,229 INFO L168 Benchmark]: RCFGBuilder took 1563.56 ms. Allocated memory was 198.2 MB in the beginning and 218.6 MB in the end (delta: 20.4 MB). Free memory was 161.2 MB in the beginning and 150.8 MB in the end (delta: 10.4 MB). Peak memory consumption was 96.4 MB. Max. memory is 7.1 GB. [2019-09-16 19:02:29,231 INFO L168 Benchmark]: Sifa took 468345.98 ms. Allocated memory was 218.6 MB in the beginning and 151.0 MB in the end (delta: -67.6 MB). Free memory was 150.8 MB in the beginning and 56.8 MB in the end (delta: 94.1 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2019-09-16 19:02:29,239 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 137.9 MB. Free memory was 102.6 MB in the beginning and 102.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 634.22 ms. Allocated memory was 137.9 MB in the beginning and 198.2 MB in the end (delta: 60.3 MB). Free memory was 82.7 MB in the beginning and 165.0 MB in the end (delta: -82.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 125.37 ms. Allocated memory is still 198.2 MB. Free memory was 165.0 MB in the beginning and 161.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1563.56 ms. Allocated memory was 198.2 MB in the beginning and 218.6 MB in the end (delta: 20.4 MB). Free memory was 161.2 MB in the beginning and 150.8 MB in the end (delta: 10.4 MB). Peak memory consumption was 96.4 MB. Max. memory is 7.1 GB. * Sifa took 468345.98 ms. Allocated memory was 218.6 MB in the beginning and 151.0 MB in the end (delta: -67.6 MB). Free memory was 150.8 MB in the beginning and 56.8 MB in the end (delta: 94.1 MB). Peak memory consumption was 26.4 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]: 468308, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 127, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 86, TOOLS_POST_TIME[ms]: 26185, TOOLS_POST_CALL_APPLICATIONS: 36, TOOLS_POST_CALL_TIME[ms]: 365, TOOLS_POST_RETURN_APPLICATIONS: 29, TOOLS_POST_RETURN_TIME[ms]: 151, TOOLS_QUANTIFIERELIM_APPLICATIONS: 149, TOOLS_QUANTIFIERELIM_TIME[ms]: 26587, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 25994, FLUID_QUERY_TIME[ms]: 10, FLUID_QUERIES: 130, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 39, DOMAIN_JOIN_TIME[ms]: 405265, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 35846, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 42, DOMAIN_ISBOTTOM_APPLICATIONS: 23, DOMAIN_ISBOTTOM_TIME[ms]: 323, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 284030, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 284030, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 29, CALL_SUMMARIZER_CACHE_MISSES: 16, CALL_SUMMARIZER_OVERALL_TIME[ms]: 29829, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 29829, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 30, DAG_COMPRESSION_PROCESSED_NODES: 283, DAG_COMPRESSION_RETAINED_NODES: 154 - 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...