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_product57.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:31:30,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:31:30,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:31:30,372 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:31:30,373 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:31:30,374 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:31:30,376 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:31:30,382 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:31:30,384 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:31:30,387 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:31:30,389 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:31:30,391 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:31:30,391 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:31:30,395 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:31:30,397 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:31:30,399 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:31:30,400 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:31:30,402 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:31:30,405 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:31:30,409 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:31:30,413 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:31:30,414 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:31:30,415 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:31:30,415 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:31:30,417 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:31:30,417 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:31:30,418 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:31:30,418 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:31:30,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:31:30,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:31:30,420 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:31:30,421 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:31:30,421 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:31:30,422 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:31:30,423 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:31:30,423 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:31:30,424 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:31:30,424 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:31:30,424 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:31:30,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:31:30,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:31:30,427 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 08:31:30,441 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:31:30,441 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:31:30,442 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:31:30,443 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:31:30,443 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:31:30,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:31:30,443 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:31:30,443 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:31:30,444 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:31:30,444 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:31:30,444 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:31:30,444 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:31:30,444 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:31:30,444 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:31:30,445 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:31:30,445 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:31:30,445 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:31:30,445 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:31:30,445 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:31:30,446 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:31:30,446 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:31:30,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:31:30,446 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:31:30,447 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:31:30,447 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:31:30,447 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:31:30,447 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:31:30,447 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:31:30,448 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 08:31:30,479 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:31:30,491 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:31:30,494 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:31:30,496 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:31:30,496 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:31:30,497 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product57.cil.c [2019-09-21 08:31:30,558 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ae7f262f/3ec83dda9d614c42b90ea6c759372253/FLAG2a6f00e14 [2019-09-21 08:31:31,066 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:31:31,066 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product57.cil.c [2019-09-21 08:31:31,096 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ae7f262f/3ec83dda9d614c42b90ea6c759372253/FLAG2a6f00e14 [2019-09-21 08:31:31,392 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ae7f262f/3ec83dda9d614c42b90ea6c759372253 [2019-09-21 08:31:31,405 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:31:31,406 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:31:31,408 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:31:31,408 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:31:31,412 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:31:31,412 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:31:31" (1/1) ... [2019-09-21 08:31:31,416 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@607ca0ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:31, skipping insertion in model container [2019-09-21 08:31:31,416 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:31:31" (1/1) ... [2019-09-21 08:31:31,424 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:31:31,492 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:31:31,937 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:31:31,957 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:31:32,078 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:31:32,115 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:31:32,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:32 WrapperNode [2019-09-21 08:31:32,115 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:31:32,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:31:32,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:31:32,116 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:31:32,128 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:32" (1/1) ... [2019-09-21 08:31:32,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:32" (1/1) ... [2019-09-21 08:31:32,146 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:32" (1/1) ... [2019-09-21 08:31:32,146 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:32" (1/1) ... [2019-09-21 08:31:32,178 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:32" (1/1) ... [2019-09-21 08:31:32,189 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:32" (1/1) ... [2019-09-21 08:31:32,194 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:32" (1/1) ... [2019-09-21 08:31:32,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:31:32,202 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:31:32,203 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:31:32,203 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:31:32,204 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:32" (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 08:31:32,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:31:32,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:31:32,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:31:32,291 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-21 08:31:32,292 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:31:32,293 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:31:32,293 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:31:32,293 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:31:32,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:31:32,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:31:32,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:31:32,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:31:32,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:31:32,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:31:32,296 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:31:32,296 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:31:32,298 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:31:32,299 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:31:32,299 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:31:32,299 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 08:31:32,299 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:31:32,300 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:31:32,300 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:31:32,300 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:31:32,300 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:31:32,301 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 08:31:32,301 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 08:31:32,301 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:31:32,301 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:31:32,301 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:31:32,301 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:31:32,301 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:31:32,302 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:31:32,302 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:31:32,302 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:31:32,302 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:31:32,303 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:31:32,303 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:31:32,303 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 08:31:32,303 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 08:31:32,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:31:32,304 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:31:32,304 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:31:32,304 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:31:32,304 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:31:32,304 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:31:32,305 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:31:32,305 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-21 08:31:32,305 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:31:32,305 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:31:32,305 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:31:32,305 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:31:32,306 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:31:32,306 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:31:32,306 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:31:32,306 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:31:32,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:31:32,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:31:32,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:31:32,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:31:32,307 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:31:32,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:31:32,308 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:31:32,308 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:31:32,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:31:32,308 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:31:32,308 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:31:32,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:31:32,309 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:31:32,309 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:31:32,309 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:31:32,309 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:31:32,310 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:31:32,311 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:31:32,311 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:31:32,311 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:31:32,312 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 08:31:32,312 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 08:31:32,312 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:31:32,313 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:31:32,314 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:31:32,314 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:31:32,314 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:31:32,314 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 08:31:32,314 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:31:32,315 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 08:31:32,315 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 08:31:32,316 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:31:32,316 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:31:32,316 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:31:32,316 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:31:32,316 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:31:32,316 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:31:32,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:31:32,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:31:32,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:31:34,027 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:31:34,027 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:31:34,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:31:34 BoogieIcfgContainer [2019-09-21 08:31:34,029 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:31:34,030 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:31:34,030 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:31:34,030 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:31:34,031 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:31:34" (1/1) ... [2019-09-21 08:31:34,032 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 08:31:34,058 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:31:34,058 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:31:34,067 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:31:34,079 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:31:34,080 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:31:42,914 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 08:31:44,583 WARN L191 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:31:44,722 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:31:44,865 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:31:44,987 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:31:45,002 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 478 for LOIs [2019-09-21 08:31:45,045 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 478 for LOIs [2019-09-21 08:31:45,050 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 478 for LOIs [2019-09-21 08:31:45,595 WARN L191 SmtUtils]: Spent 467.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-21 08:31:45,963 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-21 08:31:46,243 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-21 08:31:46,481 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-21 08:31:46,976 WARN L191 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-21 08:31:47,307 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-21 08:31:47,848 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 505 [2019-09-21 08:31:48,074 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 513 [2019-09-21 08:31:48,742 WARN L191 SmtUtils]: Spent 542.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-21 08:31:49,300 WARN L191 SmtUtils]: Spent 556.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-21 08:31:49,607 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 505 [2019-09-21 08:31:49,805 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:31:49,904 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 30 for LOIs [2019-09-21 08:31:49,941 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-21 08:31:49,953 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 17 for LOIs [2019-09-21 08:31:49,957 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 29 for LOIs [2019-09-21 08:31:49,960 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:31:49,960 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:31:49,962 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 673#(and (or (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= 0 ~systemActive~0))) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-21 08:31:49,975 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:31:49,975 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:31:49,977 INFO L168 Benchmark]: Toolchain (without parser) took 18570.59 ms. Allocated memory was 132.1 MB in the beginning and 516.9 MB in the end (delta: 384.8 MB). Free memory was 85.6 MB in the beginning and 387.7 MB in the end (delta: -302.1 MB). Peak memory consumption was 82.7 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:49,978 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 132.1 MB. Free memory is still 104.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-21 08:31:49,979 INFO L168 Benchmark]: CACSL2BoogieTranslator took 708.29 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 85.6 MB in the beginning and 163.2 MB in the end (delta: -77.6 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:49,980 INFO L168 Benchmark]: Boogie Preprocessor took 86.17 ms. Allocated memory is still 199.2 MB. Free memory was 163.2 MB in the beginning and 158.5 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:49,981 INFO L168 Benchmark]: RCFGBuilder took 1826.84 ms. Allocated memory was 199.2 MB in the beginning and 221.8 MB in the end (delta: 22.5 MB). Free memory was 158.5 MB in the beginning and 136.2 MB in the end (delta: 22.3 MB). Peak memory consumption was 90.4 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:49,982 INFO L168 Benchmark]: Sifa took 15945.44 ms. Allocated memory was 221.8 MB in the beginning and 516.9 MB in the end (delta: 295.2 MB). Free memory was 136.2 MB in the beginning and 387.7 MB in the end (delta: -251.5 MB). Peak memory consumption was 43.7 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:49,985 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 132.1 MB. Free memory is still 104.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 708.29 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 85.6 MB in the beginning and 163.2 MB in the end (delta: -77.6 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.17 ms. Allocated memory is still 199.2 MB. Free memory was 163.2 MB in the beginning and 158.5 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1826.84 ms. Allocated memory was 199.2 MB in the beginning and 221.8 MB in the end (delta: 22.5 MB). Free memory was 158.5 MB in the beginning and 136.2 MB in the end (delta: 22.3 MB). Peak memory consumption was 90.4 MB. Max. memory is 7.1 GB. * Sifa took 15945.44 ms. Allocated memory was 221.8 MB in the beginning and 516.9 MB in the end (delta: 295.2 MB). Free memory was 136.2 MB in the beginning and 387.7 MB in the end (delta: -251.5 MB). Peak memory consumption was 43.7 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]: 15905, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 238, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 152, TOOLS_POST_TIME[ms]: 10645, TOOLS_POST_CALL_APPLICATIONS: 70, TOOLS_POST_CALL_TIME[ms]: 171, TOOLS_POST_RETURN_APPLICATIONS: 61, TOOLS_POST_RETURN_TIME[ms]: 97, TOOLS_QUANTIFIERELIM_APPLICATIONS: 283, TOOLS_QUANTIFIERELIM_TIME[ms]: 10816, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10569, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 245, FLUID_YES_ANSWERS: 3, DOMAIN_JOIN_APPLICATIONS: 75, DOMAIN_JOIN_TIME[ms]: 4179, DOMAIN_ALPHA_APPLICATIONS: 3, DOMAIN_ALPHA_TIME[ms]: 60, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 467, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 31, DOMAIN_ISBOTTOM_APPLICATIONS: 35, DOMAIN_ISBOTTOM_TIME[ms]: 118, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1049, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1049, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 61, CALL_SUMMARIZER_CACHE_MISSES: 28, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11060, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11059, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 29, DAG_COMPRESSION_PROCESSED_NODES: 347, DAG_COMPRESSION_RETAINED_NODES: 212 - UnprovableResult [Line: 968]: 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 673#(and (or (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= 0 ~systemActive~0))) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...