/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 10:52:13,422 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 10:52:13,425 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 10:52:13,442 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 10:52:13,442 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 10:52:13,444 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 10:52:13,446 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 10:52:13,459 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 10:52:13,460 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 10:52:13,462 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 10:52:13,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 10:52:13,467 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 10:52:13,467 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 10:52:13,468 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 10:52:13,471 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 10:52:13,472 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 10:52:13,473 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 10:52:13,475 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 10:52:13,477 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 10:52:13,483 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 10:52:13,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 10:52:13,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 10:52:13,493 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 10:52:13,494 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 10:52:13,497 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 10:52:13,497 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 10:52:13,497 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 10:52:13,500 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 10:52:13,500 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 10:52:13,505 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 10:52:13,505 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 10:52:13,506 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 10:52:13,507 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 10:52:13,508 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 10:52:13,511 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 10:52:13,511 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 10:52:13,512 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 10:52:13,512 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 10:52:13,512 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 10:52:13,513 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 10:52:13,514 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 10:52:13,515 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 [2019-11-07 10:52:13,536 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 10:52:13,536 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 10:52:13,539 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 10:52:13,539 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 10:52:13,539 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 10:52:13,539 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 10:52:13,540 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 10:52:13,540 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 10:52:13,540 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 10:52:13,540 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 10:52:13,540 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 10:52:13,541 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 10:52:13,541 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 10:52:13,541 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 10:52:13,541 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 10:52:13,541 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 10:52:13,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 10:52:13,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 10:52:13,542 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 10:52:13,542 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 10:52:13,542 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 10:52:13,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 10:52:13,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 10:52:13,543 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 10:52:13,543 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 10:52:13,543 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 10:52:13,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 10:52:13,545 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 10:52:13,546 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 10:52:13,826 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 10:52:13,838 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 10:52:13,842 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 10:52:13,843 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 10:52:13,844 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 10:52:13,845 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product29.cil.c [2019-11-07 10:52:13,916 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0f63d68b/a2f887a1c416463b8cdb08d7bce6fcb4/FLAGcab0f647d [2019-11-07 10:52:14,437 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 10:52:14,440 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product29.cil.c [2019-11-07 10:52:14,453 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0f63d68b/a2f887a1c416463b8cdb08d7bce6fcb4/FLAGcab0f647d [2019-11-07 10:52:14,747 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0f63d68b/a2f887a1c416463b8cdb08d7bce6fcb4 [2019-11-07 10:52:14,755 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 10:52:14,757 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 10:52:14,758 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 10:52:14,759 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 10:52:14,762 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 10:52:14,763 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:52:14" (1/1) ... [2019-11-07 10:52:14,766 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52a116c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:14, skipping insertion in model container [2019-11-07 10:52:14,767 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:52:14" (1/1) ... [2019-11-07 10:52:14,774 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 10:52:14,838 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 10:52:15,327 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:52:15,341 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 10:52:15,441 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:52:15,482 INFO L192 MainTranslator]: Completed translation [2019-11-07 10:52:15,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:15 WrapperNode [2019-11-07 10:52:15,483 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 10:52:15,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 10:52:15,484 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 10:52:15,484 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 10:52:15,496 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:15" (1/1) ... [2019-11-07 10:52:15,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:15" (1/1) ... [2019-11-07 10:52:15,513 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:15" (1/1) ... [2019-11-07 10:52:15,514 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:15" (1/1) ... [2019-11-07 10:52:15,545 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:15" (1/1) ... [2019-11-07 10:52:15,555 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:15" (1/1) ... [2019-11-07 10:52:15,561 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:15" (1/1) ... [2019-11-07 10:52:15,568 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 10:52:15,569 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 10:52:15,569 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 10:52:15,569 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 10:52:15,570 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:52:15" (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 [2019-11-07 10:52:15,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 10:52:15,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 10:52:15,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 10:52:15,638 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 10:52:15,638 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 10:52:15,639 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 10:52:15,639 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 10:52:15,639 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 10:52:15,639 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 10:52:15,639 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 10:52:15,639 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 10:52:15,640 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 10:52:15,640 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 10:52:15,640 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 10:52:15,640 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-11-07 10:52:15,640 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 10:52:15,641 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 10:52:15,641 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 10:52:15,641 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 10:52:15,641 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 10:52:15,641 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 10:52:15,641 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-07 10:52:15,641 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-11-07 10:52:15,642 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 10:52:15,642 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-11-07 10:52:15,642 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 10:52:15,642 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 10:52:15,642 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 10:52:15,643 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 10:52:15,643 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 10:52:15,643 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-11-07 10:52:15,643 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 10:52:15,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 10:52:15,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 10:52:15,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 10:52:15,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 10:52:15,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 10:52:15,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 10:52:15,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-11-07 10:52:15,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-11-07 10:52:15,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-11-07 10:52:15,645 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 10:52:15,645 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 10:52:15,645 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 10:52:15,645 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 10:52:15,645 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 10:52:15,645 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 10:52:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 10:52:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 10:52:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 10:52:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 10:52:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 10:52:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 10:52:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 10:52:15,647 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 10:52:15,647 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-11-07 10:52:15,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 10:52:15,647 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 10:52:15,647 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 10:52:15,647 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 10:52:15,648 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 10:52:15,648 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 10:52:15,648 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-11-07 10:52:15,648 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 10:52:15,648 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 10:52:15,648 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 10:52:15,649 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 10:52:15,649 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 10:52:15,649 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 10:52:15,649 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-11-07 10:52:15,649 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-11-07 10:52:15,649 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 10:52:15,649 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-07 10:52:15,650 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-11-07 10:52:15,650 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-11-07 10:52:15,650 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 10:52:15,650 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-11-07 10:52:15,650 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 10:52:15,650 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 10:52:15,651 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 10:52:15,651 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 10:52:15,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 10:52:15,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 10:52:15,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 10:52:15,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 10:52:15,652 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 10:52:15,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 10:52:15,652 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 10:52:15,652 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 10:52:15,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 10:52:15,652 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 10:52:15,652 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 10:52:15,653 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 10:52:15,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 10:52:15,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 10:52:15,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 10:52:17,304 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 10:52:17,305 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 10:52:17,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:52:17 BoogieIcfgContainer [2019-11-07 10:52:17,306 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 10:52:17,307 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 10:52:17,307 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 10:52:17,307 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 10:52:17,309 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:52:17" (1/1) ... [2019-11-07 10:52:17,310 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-07 10:52:17,342 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 10:52:17,342 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 10:52:17,361 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 10:52:17,378 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 10:52:17,380 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 10:52:27,494 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-11-07 10:52:29,420 WARN L191 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-11-07 10:52:29,569 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-11-07 10:52:29,615 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 482 for LOIs [2019-11-07 10:52:29,667 INFO L197 IcfgInterpreter]: Interpreting procedure runTest with input of size 482 for LOIs [2019-11-07 10:52:29,684 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 482 for LOIs [2019-11-07 10:52:30,189 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-11-07 10:52:30,492 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-07 10:52:30,930 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 199 [2019-11-07 10:52:31,285 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-07 10:52:31,414 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-07 10:52:31,559 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 178 [2019-11-07 10:52:31,750 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-07 10:52:32,071 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 199 [2019-11-07 10:52:32,570 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-07 10:52:32,981 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 613 DAG size of output: 613 [2019-11-07 10:52:33,309 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 613 DAG size of output: 613 [2019-11-07 10:52:33,465 INFO L197 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-11-07 10:52:33,467 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 145 for LOIs [2019-11-07 10:52:33,972 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 146 for LOIs [2019-11-07 10:52:33,983 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 156 for LOIs [2019-11-07 10:52:33,983 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 10:52:34,000 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 10:52:34,000 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 10:52:34,002 INFO L168 Benchmark]: Toolchain (without parser) took 19244.99 ms. Allocated memory was 137.9 MB in the beginning and 377.5 MB in the end (delta: 239.6 MB). Free memory was 100.5 MB in the beginning and 220.0 MB in the end (delta: -119.5 MB). Peak memory consumption was 120.1 MB. Max. memory is 7.1 GB. [2019-11-07 10:52:34,003 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 137.9 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-11-07 10:52:34,004 INFO L168 Benchmark]: CACSL2BoogieTranslator took 724.84 ms. Allocated memory was 137.9 MB in the beginning and 203.9 MB in the end (delta: 66.1 MB). Free memory was 100.3 MB in the beginning and 171.9 MB in the end (delta: -71.6 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2019-11-07 10:52:34,005 INFO L168 Benchmark]: Boogie Preprocessor took 85.07 ms. Allocated memory is still 203.9 MB. Free memory was 171.9 MB in the beginning and 167.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-11-07 10:52:34,006 INFO L168 Benchmark]: RCFGBuilder took 1737.42 ms. Allocated memory was 203.9 MB in the beginning and 235.9 MB in the end (delta: 32.0 MB). Free memory was 167.2 MB in the beginning and 150.2 MB in the end (delta: 17.0 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. [2019-11-07 10:52:34,007 INFO L168 Benchmark]: Sifa took 16693.42 ms. Allocated memory was 235.9 MB in the beginning and 377.5 MB in the end (delta: 141.6 MB). Free memory was 150.2 MB in the beginning and 220.0 MB in the end (delta: -69.8 MB). Peak memory consumption was 71.8 MB. Max. memory is 7.1 GB. [2019-11-07 10:52:34,011 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 137.9 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 724.84 ms. Allocated memory was 137.9 MB in the beginning and 203.9 MB in the end (delta: 66.1 MB). Free memory was 100.3 MB in the beginning and 171.9 MB in the end (delta: -71.6 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.07 ms. Allocated memory is still 203.9 MB. Free memory was 171.9 MB in the beginning and 167.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1737.42 ms. Allocated memory was 203.9 MB in the beginning and 235.9 MB in the end (delta: 32.0 MB). Free memory was 167.2 MB in the beginning and 150.2 MB in the end (delta: 17.0 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. * Sifa took 16693.42 ms. Allocated memory was 235.9 MB in the beginning and 377.5 MB in the end (delta: 141.6 MB). Free memory was 150.2 MB in the beginning and 220.0 MB in the end (delta: -69.8 MB). Peak memory consumption was 71.8 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]: 16642, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 28, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 105, TOOLS_POST_TIME[ms]: 12159, TOOLS_POST_CALL_APPLICATIONS: 53, TOOLS_POST_CALL_TIME[ms]: 154, TOOLS_POST_RETURN_APPLICATIONS: 46, TOOLS_POST_RETURN_TIME[ms]: 71, TOOLS_QUANTIFIERELIM_APPLICATIONS: 203, TOOLS_QUANTIFIERELIM_TIME[ms]: 12291, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12100, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 191, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 27, DOMAIN_JOIN_TIME[ms]: 3568, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 413, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 10, DOMAIN_ISBOTTOM_APPLICATIONS: 28, DOMAIN_ISBOTTOM_TIME[ms]: 74, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1987, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1986, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 46, CALL_SUMMARIZER_CACHE_MISSES: 25, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12291, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12290, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 11, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 40, DAG_COMPRESSION_PROCESSED_NODES: 420, DAG_COMPRESSION_RETAINED_NODES: 183 - UnprovableResult [Line: 82]: 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 399#(and (not (= ~pumpRunning~0 0)) (<= ~waterLevel~0 2147483647) (<= 0 |#t~string60.offset|) (<= |#t~string56.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (<= |#t~string57.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string6.offset|) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 2147483647) (<= 0 |#t~string10.offset|) (<= |#t~string6.offset| 0) (<= |#t~string64.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string65.offset| 0) (<= 0 |#t~string2.offset|) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string66.offset| 0) (<= |#t~string21.offset| 0) (= ~switchedOnBeforeTS~0 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string23.offset|) (<= 0 |#NULL.offset|) (<= |#t~string69.offset| 0) (<= |#t~string60.offset| 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string29.offset|) (<= 0 |#t~string4.offset|) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (or (and (= |#t~string8.offset| 0) (<= |#t~string58.offset| 0) (= |#t~string21.offset| 0) (= |#t~string55.offset| 0) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= 0 |#t~string27.offset|) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 |#NULL.base|) (<= 0 ~head~0.offset) (= |#t~string4.offset| 0) (= |#t~string57.offset| 0) (= |#t~string27.offset| 0) (= |#t~string67.offset| 0) (<= 0 |#t~string17.offset|) (<= |#t~string67.offset| 0) (<= |#t~string31.offset| 0) (= |#t~string10.offset| 0) (= ~systemActive~0 1) (= |#t~string2.offset| 0) (<= ~systemActive~0 1) (= |#t~string58.offset| 0) (= |#t~string66.offset| 0) (<= ~head~0.offset 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (= |#t~string19.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string64.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string67.offset|) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (= |#NULL.base| 0) (= |#t~string65.offset| 0) (= |#t~string25.offset| 0) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (= |#t~string6.offset| 0) (= |#t~string31.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string17.offset| 0) (not (= 0 ~systemActive~0)) (= |#t~string23.offset| 0)) (and (= |#t~string8.offset| 0) (<= |#t~string58.offset| 0) (= |#t~string21.offset| 0) (= |#t~string55.offset| 0) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= 0 |#t~string27.offset|) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (<= 0 |#NULL.base|) (<= 0 ~head~0.offset) (= |#t~string4.offset| 0) (= |#t~string57.offset| 0) (= |#t~string27.offset| 0) (= |#t~string67.offset| 0) (<= 0 |#t~string17.offset|) (<= |#t~string67.offset| 0) (<= |#t~string31.offset| 0) (= |#t~string10.offset| 0) (= ~systemActive~0 1) (= |#t~string2.offset| 0) (<= ~systemActive~0 1) (= |#t~string58.offset| 0) (= |#t~string66.offset| 0) (<= ~head~0.offset 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (= |#t~string19.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string64.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string67.offset|) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (= |#NULL.base| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string25.offset| 0) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (= |#t~string6.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string31.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string17.offset| 0) (= |#t~string23.offset| 0))) (<= 1 ~systemActive~0) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (<= |#t~string17.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (<= |#t~string29.offset| 0) (<= |#t~string2.offset| 0) (not (= 2 ~waterLevel~0)) (<= 0 |#t~string55.offset|) (<= |#t~string19.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string25.offset|) (<= |#t~string25.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= |#t~string4.offset| 0) (<= 0 |#t~string68.offset|) (<= |#t~string8.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...