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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product48.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 03:41:53,485 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 03:41:53,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 03:41:53,498 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 03:41:53,498 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 03:41:53,499 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 03:41:53,500 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 03:41:53,502 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 03:41:53,504 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 03:41:53,504 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 03:41:53,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 03:41:53,508 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 03:41:53,508 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 03:41:53,512 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 03:41:53,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 03:41:53,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 03:41:53,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 03:41:53,516 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 03:41:53,523 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 03:41:53,527 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 03:41:53,528 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 03:41:53,529 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 03:41:53,530 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 03:41:53,531 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 03:41:53,533 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 03:41:53,534 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 03:41:53,534 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 03:41:53,535 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 03:41:53,535 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 03:41:53,536 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 03:41:53,536 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 03:41:53,537 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 03:41:53,538 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 03:41:53,538 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 03:41:53,539 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 03:41:53,540 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 03:41:53,540 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 03:41:53,540 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 03:41:53,541 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 03:41:53,542 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 03:41:53,542 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 03:41:53,543 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 [2019-09-18 03:41:53,557 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 03:41:53,558 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 03:41:53,559 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 03:41:53,559 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 03:41:53,559 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 03:41:53,559 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 03:41:53,559 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 03:41:53,560 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 03:41:53,560 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 03:41:53,560 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 03:41:53,560 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 03:41:53,560 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 03:41:53,561 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 03:41:53,561 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 03:41:53,561 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 03:41:53,561 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 03:41:53,561 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 03:41:53,562 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 03:41:53,562 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 03:41:53,562 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 03:41:53,562 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 03:41:53,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 03:41:53,563 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 03:41:53,563 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 03:41:53,563 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 03:41:53,563 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 03:41:53,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 03:41:53,564 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 03:41:53,564 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 -> SequenceOfStatements 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 [2019-09-18 03:41:53,602 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 03:41:53,615 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 03:41:53,618 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 03:41:53,619 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 03:41:53,619 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 03:41:53,622 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product48.cil.c [2019-09-18 03:41:53,689 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3bf23322/fd820bc2aa104dac99594084e1c6c5e2/FLAG43a591860 [2019-09-18 03:41:54,207 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 03:41:54,210 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product48.cil.c [2019-09-18 03:41:54,227 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3bf23322/fd820bc2aa104dac99594084e1c6c5e2/FLAG43a591860 [2019-09-18 03:41:54,497 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3bf23322/fd820bc2aa104dac99594084e1c6c5e2 [2019-09-18 03:41:54,509 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 03:41:54,510 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 03:41:54,511 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 03:41:54,511 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 03:41:54,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 03:41:54,514 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:41:54" (1/1) ... [2019-09-18 03:41:54,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3030ba04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:41:54, skipping insertion in model container [2019-09-18 03:41:54,517 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:41:54" (1/1) ... [2019-09-18 03:41:54,524 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 03:41:54,580 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 03:41:54,994 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 03:41:55,012 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 03:41:55,117 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 03:41:55,154 INFO L192 MainTranslator]: Completed translation [2019-09-18 03:41:55,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:41:55 WrapperNode [2019-09-18 03:41:55,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 03:41:55,155 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 03:41:55,155 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 03:41:55,155 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 03:41:55,168 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:41:55" (1/1) ... [2019-09-18 03:41:55,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:41:55" (1/1) ... [2019-09-18 03:41:55,187 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:41:55" (1/1) ... [2019-09-18 03:41:55,187 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:41:55" (1/1) ... [2019-09-18 03:41:55,214 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:41:55" (1/1) ... [2019-09-18 03:41:55,234 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:41:55" (1/1) ... [2019-09-18 03:41:55,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:41:55" (1/1) ... [2019-09-18 03:41:55,247 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 03:41:55,248 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 03:41:55,248 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 03:41:55,248 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 03:41:55,249 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:41:55" (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 [2019-09-18 03:41:55,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 03:41:55,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 03:41:55,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 03:41:55,328 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 03:41:55,328 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 03:41:55,329 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 03:41:55,329 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 03:41:55,330 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 03:41:55,330 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 03:41:55,330 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-18 03:41:55,330 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 03:41:55,331 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 03:41:55,331 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 03:41:55,332 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 03:41:55,332 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 03:41:55,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 03:41:55,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 03:41:55,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 03:41:55,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 03:41:55,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 03:41:55,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 03:41:55,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-18 03:41:55,335 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 03:41:55,335 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 03:41:55,336 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 03:41:55,336 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 03:41:55,336 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-18 03:41:55,336 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 03:41:55,336 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 03:41:55,336 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 03:41:55,337 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 03:41:55,337 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 03:41:55,337 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-18 03:41:55,337 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 03:41:55,337 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 03:41:55,338 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 03:41:55,338 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 03:41:55,338 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 03:41:55,338 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 03:41:55,338 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 03:41:55,338 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 03:41:55,338 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 03:41:55,339 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 03:41:55,339 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 03:41:55,339 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 03:41:55,339 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 03:41:55,339 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 03:41:55,340 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 03:41:55,340 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 03:41:55,341 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 03:41:55,341 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-18 03:41:55,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 03:41:55,341 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 03:41:55,341 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 03:41:55,341 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 03:41:55,341 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 03:41:55,342 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 03:41:55,342 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 03:41:55,342 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 03:41:55,342 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 03:41:55,343 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 03:41:55,343 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 03:41:55,343 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 03:41:55,343 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 03:41:55,343 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 03:41:55,343 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 03:41:55,344 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 03:41:55,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 03:41:55,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 03:41:55,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 03:41:55,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 03:41:55,344 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 03:41:55,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 03:41:55,345 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 03:41:55,346 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 03:41:55,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 03:41:55,346 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 03:41:55,346 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 03:41:55,347 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 03:41:55,347 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 03:41:55,347 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 03:41:55,347 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-18 03:41:55,348 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 03:41:55,348 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 03:41:55,348 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 03:41:55,348 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 03:41:55,349 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 03:41:55,349 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 03:41:55,350 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-18 03:41:55,350 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 03:41:55,350 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 03:41:55,350 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-18 03:41:55,350 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 03:41:55,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 03:41:55,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 03:41:55,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 03:41:56,386 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 03:41:56,386 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 03:41:56,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:41:56 BoogieIcfgContainer [2019-09-18 03:41:56,388 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 03:41:56,388 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 03:41:56,389 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 03:41:56,389 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 03:41:56,390 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:41:56" (1/1) ... [2019-09-18 03:41:56,390 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 [2019-09-18 03:41:56,416 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 03:41:56,417 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 03:41:56,430 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 03:41:56,439 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 03:41:56,441 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 03:42:19,277 WARN L191 SmtUtils]: Spent 13.27 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 03:42:20,773 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 03:42:24,419 WARN L191 SmtUtils]: Spent 3.64 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-18 03:42:26,143 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 03:42:27,860 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 03:42:27,875 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-18 03:42:27,934 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-18 03:42:27,939 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-18 03:42:44,225 WARN L191 SmtUtils]: Spent 16.13 s on a formula simplification. DAG size of input: 451 DAG size of output: 445 [2019-09-18 03:42:49,512 WARN L191 SmtUtils]: Spent 5.29 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-18 03:43:05,509 WARN L191 SmtUtils]: Spent 16.00 s on a formula simplification. DAG size of input: 451 DAG size of output: 445 [2019-09-18 03:43:10,792 WARN L191 SmtUtils]: Spent 5.28 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-18 03:43:28,190 WARN L191 SmtUtils]: Spent 17.33 s on a formula simplification. DAG size of input: 464 DAG size of output: 461 [2019-09-18 03:43:36,869 WARN L191 SmtUtils]: Spent 8.68 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 03:43:48,890 WARN L191 SmtUtils]: Spent 11.98 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-18 03:43:49,435 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 25 [2019-09-18 03:43:50,293 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-09-18 03:43:50,478 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-09-18 03:43:51,138 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2019-09-18 03:43:51,816 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-09-18 03:43:53,385 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2019-09-18 03:43:53,587 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-18 03:43:54,000 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-09-18 03:43:54,670 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-09-18 03:43:55,197 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2019-09-18 03:43:55,391 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-18 03:43:55,806 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-09-18 03:43:56,224 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 33 [2019-09-18 03:43:56,413 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 31 [2019-09-18 03:43:56,784 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2019-09-18 03:43:56,981 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-18 03:43:57,405 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 38 [2019-09-18 03:43:57,673 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 38 [2019-09-18 03:43:57,899 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2019-09-18 03:43:58,183 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2019-09-18 03:43:58,190 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 18 for LOIs [2019-09-18 03:43:58,860 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-09-18 03:43:58,916 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-18 03:43:58,993 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 1 for LOIs [2019-09-18 03:43:58,997 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 16 for LOIs [2019-09-18 03:43:59,032 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 03:43:59,033 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 03:43:59,035 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 782#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-18 03:43:59,049 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 03:43:59,049 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 03:43:59,051 INFO L168 Benchmark]: Toolchain (without parser) took 124540.07 ms. Allocated memory was 132.6 MB in the beginning and 181.9 MB in the end (delta: 49.3 MB). Free memory was 87.7 MB in the beginning and 75.4 MB in the end (delta: 12.3 MB). Peak memory consumption was 61.6 MB. Max. memory is 7.1 GB. [2019-09-18 03:43:59,051 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 03:43:59,052 INFO L168 Benchmark]: CACSL2BoogieTranslator took 643.57 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 87.5 MB in the beginning and 162.0 MB in the end (delta: -74.5 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-09-18 03:43:59,053 INFO L168 Benchmark]: Boogie Preprocessor took 92.72 ms. Allocated memory is still 199.2 MB. Free memory was 162.0 MB in the beginning and 157.6 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-18 03:43:59,054 INFO L168 Benchmark]: RCFGBuilder took 1139.99 ms. Allocated memory was 199.2 MB in the beginning and 222.8 MB in the end (delta: 23.6 MB). Free memory was 157.6 MB in the beginning and 188.0 MB in the end (delta: -30.4 MB). Peak memory consumption was 88.2 MB. Max. memory is 7.1 GB. [2019-09-18 03:43:59,055 INFO L168 Benchmark]: Sifa took 122660.66 ms. Allocated memory was 222.8 MB in the beginning and 181.9 MB in the end (delta: -40.9 MB). Free memory was 188.0 MB in the beginning and 75.4 MB in the end (delta: 112.6 MB). Peak memory consumption was 71.7 MB. Max. memory is 7.1 GB. [2019-09-18 03:43:59,059 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 643.57 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 87.5 MB in the beginning and 162.0 MB in the end (delta: -74.5 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.72 ms. Allocated memory is still 199.2 MB. Free memory was 162.0 MB in the beginning and 157.6 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1139.99 ms. Allocated memory was 199.2 MB in the beginning and 222.8 MB in the end (delta: 23.6 MB). Free memory was 157.6 MB in the beginning and 188.0 MB in the end (delta: -30.4 MB). Peak memory consumption was 88.2 MB. Max. memory is 7.1 GB. * Sifa took 122660.66 ms. Allocated memory was 222.8 MB in the beginning and 181.9 MB in the end (delta: -40.9 MB). Free memory was 188.0 MB in the beginning and 75.4 MB in the end (delta: 112.6 MB). Peak memory consumption was 71.7 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]: 122618, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 396, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 280, TOOLS_POST_TIME[ms]: 28007, TOOLS_POST_CALL_APPLICATIONS: 99, TOOLS_POST_CALL_TIME[ms]: 141, TOOLS_POST_RETURN_APPLICATIONS: 90, TOOLS_POST_RETURN_TIME[ms]: 81, TOOLS_QUANTIFIERELIM_APPLICATIONS: 468, TOOLS_QUANTIFIERELIM_TIME[ms]: 28121, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 27905, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 406, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 129, DOMAIN_JOIN_TIME[ms]: 93524, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 401, DOMAIN_ISSUBSETEQ_APPLICATIONS: 10, DOMAIN_ISSUBSETEQ_TIME[ms]: 13, DOMAIN_ISBOTTOM_APPLICATIONS: 74, DOMAIN_ISBOTTOM_TIME[ms]: 283, LOOP_SUMMARIZER_APPLICATIONS: 6, LOOP_SUMMARIZER_CACHE_MISSES: 6, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 86008, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 86007, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 10, CALL_SUMMARIZER_APPLICATIONS: 90, CALL_SUMMARIZER_CACHE_MISSES: 28, CALL_SUMMARIZER_OVERALL_TIME[ms]: 32505, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 32504, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 43, DAG_COMPRESSION_PROCESSED_NODES: 702, DAG_COMPRESSION_RETAINED_NODES: 349 - UnprovableResult [Line: 863]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 782#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...