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_product18.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:59:15,421 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:59:15,424 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:59:15,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:59:15,443 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:59:15,445 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:59:15,447 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:59:15,456 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:59:15,460 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:59:15,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:59:15,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:59:15,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:59:15,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:59:15,468 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:59:15,470 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:59:15,471 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:59:15,472 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:59:15,473 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:59:15,475 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:59:15,479 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:59:15,483 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:59:15,486 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:59:15,488 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:59:15,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:59:15,492 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:59:15,492 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:59:15,492 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:59:15,494 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:59:15,495 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:59:15,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:59:15,496 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:59:15,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:59:15,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:59:15,498 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:59:15,500 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:59:15,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:59:15,501 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:59:15,501 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:59:15,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:59:15,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:59:15,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:59:15,504 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 [2019-10-15 06:59:15,530 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:59:15,531 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:59:15,540 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:59:15,541 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:59:15,541 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:59:15,541 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:59:15,543 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:59:15,543 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:59:15,544 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:59:15,544 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:59:15,544 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:59:15,544 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:59:15,544 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:59:15,545 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:59:15,545 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:59:15,545 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:59:15,545 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:59:15,545 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:59:15,545 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:59:15,546 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:59:15,546 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:59:15,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:59:15,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:59:15,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:59:15,547 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:59:15,547 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:59:15,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:59:15,548 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:59:15,549 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 [2019-10-15 06:59:15,837 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:59:15,857 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:59:15,860 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:59:15,862 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:59:15,862 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:59:15,863 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product18.cil.c [2019-10-15 06:59:15,934 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2dd7a5709/f5e9f3af5bed4aa6b835b1488c72265b/FLAGb85a6d6c1 [2019-10-15 06:59:16,469 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:59:16,470 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product18.cil.c [2019-10-15 06:59:16,488 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2dd7a5709/f5e9f3af5bed4aa6b835b1488c72265b/FLAGb85a6d6c1 [2019-10-15 06:59:16,772 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2dd7a5709/f5e9f3af5bed4aa6b835b1488c72265b [2019-10-15 06:59:16,782 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:59:16,784 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:59:16,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:59:16,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:59:16,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:59:16,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:59:16" (1/1) ... [2019-10-15 06:59:16,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@626b4f80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:16, skipping insertion in model container [2019-10-15 06:59:16,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:59:16" (1/1) ... [2019-10-15 06:59:16,799 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:59:16,840 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:59:17,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:59:17,286 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:59:17,391 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:59:17,428 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:59:17,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:17 WrapperNode [2019-10-15 06:59:17,429 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:59:17,429 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:59:17,429 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:59:17,430 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:59:17,440 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:17" (1/1) ... [2019-10-15 06:59:17,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:17" (1/1) ... [2019-10-15 06:59:17,463 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:17" (1/1) ... [2019-10-15 06:59:17,463 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:17" (1/1) ... [2019-10-15 06:59:17,505 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:17" (1/1) ... [2019-10-15 06:59:17,522 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:17" (1/1) ... [2019-10-15 06:59:17,531 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:17" (1/1) ... [2019-10-15 06:59:17,545 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:59:17,546 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:59:17,546 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:59:17,546 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:59:17,547 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:59:17" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:59:17,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:59:17,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:59:17,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 06:59:17,618 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 06:59:17,618 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 06:59:17,619 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 06:59:17,620 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 06:59:17,620 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 06:59:17,620 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 06:59:17,620 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 06:59:17,621 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 06:59:17,621 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 06:59:17,622 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-15 06:59:17,622 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-15 06:59:17,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 06:59:17,622 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 06:59:17,625 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 06:59:17,625 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 06:59:17,625 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 06:59:17,625 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 06:59:17,625 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 06:59:17,626 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 06:59:17,626 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 06:59:17,626 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:59:17,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-10-15 06:59:17,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-10-15 06:59:17,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-10-15 06:59:17,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 06:59:17,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 06:59:17,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 06:59:17,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 06:59:17,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 06:59:17,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 06:59:17,628 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 06:59:17,628 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 06:59:17,628 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 06:59:17,629 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 06:59:17,629 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 06:59:17,629 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 06:59:17,629 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-15 06:59:17,629 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:59:17,629 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:59:17,629 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 06:59:17,630 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 06:59:17,630 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 06:59:17,630 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-15 06:59:17,630 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 06:59:17,630 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 06:59:17,631 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 06:59:17,631 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 06:59:17,632 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 06:59:17,632 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 06:59:17,632 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-15 06:59:17,632 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 06:59:17,632 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 06:59:17,632 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 06:59:17,632 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 06:59:17,633 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-10-15 06:59:17,633 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-10-15 06:59:17,633 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 06:59:17,633 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 06:59:17,634 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-15 06:59:17,634 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 06:59:17,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 06:59:17,634 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 06:59:17,634 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 06:59:17,634 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 06:59:17,634 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 06:59:17,635 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 06:59:17,635 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 06:59:17,635 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 06:59:17,635 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-10-15 06:59:17,635 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 06:59:17,636 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:59:17,636 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 06:59:17,636 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 06:59:17,636 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 06:59:17,637 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 06:59:17,637 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 06:59:17,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 06:59:17,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 06:59:17,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 06:59:17,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 06:59:17,639 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 06:59:17,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:59:17,639 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 06:59:17,639 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 06:59:17,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 06:59:17,641 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 06:59:17,641 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 06:59:17,641 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 06:59:17,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:59:17,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 06:59:17,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:59:19,228 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:59:19,228 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 06:59:19,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:59:19 BoogieIcfgContainer [2019-10-15 06:59:19,230 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:59:19,231 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:59:19,232 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:59:19,232 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:59:19,233 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:59:19" (1/1) ... [2019-10-15 06:59:19,234 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 [2019-10-15 06:59:19,264 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:59:19,265 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:59:19,274 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:59:19,283 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:59:19,284 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:59:30,117 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-10-15 06:59:31,738 WARN L191 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-15 06:59:31,866 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:59:31,991 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:59:32,137 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:59:32,402 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 06:59:32,430 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 548 for LOIs [2019-10-15 06:59:32,518 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 546 for LOIs [2019-10-15 06:59:32,536 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 546 for LOIs [2019-10-15 06:59:33,322 WARN L191 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 578 [2019-10-15 06:59:33,877 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 578 [2019-10-15 06:59:34,180 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 613 [2019-10-15 06:59:34,459 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 613 [2019-10-15 06:59:34,757 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 616 [2019-10-15 06:59:35,079 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 616 [2019-10-15 06:59:35,474 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 185 [2019-10-15 06:59:36,212 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 610 [2019-10-15 06:59:37,776 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 185 [2019-10-15 06:59:38,101 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 175 [2019-10-15 06:59:38,334 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 177 [2019-10-15 06:59:38,544 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 177 [2019-10-15 06:59:39,130 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-15 06:59:39,131 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 145 for LOIs [2019-10-15 06:59:39,599 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 135 for LOIs [2019-10-15 06:59:39,607 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 149 for LOIs [2019-10-15 06:59:39,679 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 06:59:39,692 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 06:59:39,693 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 06:59:39,695 INFO L168 Benchmark]: Toolchain (without parser) took 22911.01 ms. Allocated memory was 146.3 MB in the beginning and 605.0 MB in the end (delta: 458.8 MB). Free memory was 103.7 MB in the beginning and 556.2 MB in the end (delta: -452.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 7.1 GB. [2019-10-15 06:59:39,696 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-15 06:59:39,697 INFO L168 Benchmark]: CACSL2BoogieTranslator took 644.73 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 103.5 MB in the beginning and 171.3 MB in the end (delta: -67.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2019-10-15 06:59:39,697 INFO L168 Benchmark]: Boogie Preprocessor took 116.01 ms. Allocated memory is still 203.9 MB. Free memory was 171.3 MB in the beginning and 167.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-10-15 06:59:39,698 INFO L168 Benchmark]: RCFGBuilder took 1685.47 ms. Allocated memory was 203.9 MB in the beginning and 233.8 MB in the end (delta: 29.9 MB). Free memory was 167.3 MB in the beginning and 145.1 MB in the end (delta: 22.1 MB). Peak memory consumption was 80.8 MB. Max. memory is 7.1 GB. [2019-10-15 06:59:39,700 INFO L168 Benchmark]: Sifa took 20461.38 ms. Allocated memory was 233.8 MB in the beginning and 605.0 MB in the end (delta: 371.2 MB). Free memory was 145.1 MB in the beginning and 556.2 MB in the end (delta: -411.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-15 06:59:39,703 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 644.73 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 103.5 MB in the beginning and 171.3 MB in the end (delta: -67.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.01 ms. Allocated memory is still 203.9 MB. Free memory was 171.3 MB in the beginning and 167.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1685.47 ms. Allocated memory was 203.9 MB in the beginning and 233.8 MB in the end (delta: 29.9 MB). Free memory was 167.3 MB in the beginning and 145.1 MB in the end (delta: 22.1 MB). Peak memory consumption was 80.8 MB. Max. memory is 7.1 GB. * Sifa took 20461.38 ms. Allocated memory was 233.8 MB in the beginning and 605.0 MB in the end (delta: 371.2 MB). Free memory was 145.1 MB in the beginning and 556.2 MB in the end (delta: -411.1 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 20416, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 182, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 123, TOOLS_POST_TIME[ms]: 12609, TOOLS_POST_CALL_APPLICATIONS: 56, TOOLS_POST_CALL_TIME[ms]: 173, TOOLS_POST_RETURN_APPLICATIONS: 49, TOOLS_POST_RETURN_TIME[ms]: 80, TOOLS_QUANTIFIERELIM_APPLICATIONS: 227, TOOLS_QUANTIFIERELIM_TIME[ms]: 12756, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12520, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 184, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 64, DOMAIN_JOIN_TIME[ms]: 6954, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 309, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 19, DOMAIN_ISBOTTOM_APPLICATIONS: 38, DOMAIN_ISBOTTOM_TIME[ms]: 137, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5237, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5236, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 49, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13267, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13266, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 23, DAG_COMPRESSION_PROCESSED_NODES: 407, DAG_COMPRESSION_RETAINED_NODES: 181 - UnprovableResult [Line: 289]: 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 609#(and (= |#t~string50.offset| 0) (<= |#t~string58.offset| 0) (= |#t~string55.offset| 0) (= |#t~string49.offset| 0) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (= |#t~string7.offset| 0) (<= 0 |#NULL.base|) (= |#t~string15.offset| 0) (<= ~systemActive~0 1) (= |#t~string72.offset| 0) (<= ~head~0.offset 0) (= |#t~string46.offset| 0) (<= 0 |#t~string64.offset|) (= |#t~string9.offset| 0) (<= 0 |#t~string46.offset|) (<= 0 |#t~string60.offset|) (<= 0 ~switchedOnBeforeTS~0) (= |#NULL.base| 0) (<= 0 |#t~string51.offset|) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (= |#t~string13.offset| 0) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 2147483647) (<= ~switchedOnBeforeTS~0 0) (= |#t~string51.offset| 0) (<= |#t~string64.offset| 0) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string11.offset| 0) (= |#t~string56.offset| 0) (<= |#t~string66.offset| 0) (<= 0 |#t~string9.offset|) (<= 0 |#t~string48.offset|) (= |#t~string57.offset| 0) (= ~switchedOnBeforeTS~0 0) (<= 0 |#t~string15.offset|) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (<= |#t~string60.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= 0 |#t~string47.offset|) (<= 0 |#t~string50.offset|) (<= |#NULL.base| 0) (<= 1 ~systemActive~0) (<= |#t~string46.offset| 0) (<= |#t~string17.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string70.offset| 0) (not (= 2 ~waterLevel~0)) (<= |#t~string68.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (= |#t~string21.offset| 0) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (= |#t~string47.offset| 0) (<= 0 ~head~0.offset) (<= 0 |#t~string70.offset|) (<= 0 |#t~string17.offset|) (not (= ~pumpRunning~0 0)) (<= ~waterLevel~0 2147483647) (<= |#t~string55.offset| 0) (<= 0 |#t~string11.offset|) (<= |#t~string70.offset| 0) (<= |#t~string56.offset| 0) (<= |#t~string51.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (<= 0 |#t~string49.offset|) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string9.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (= |#t~string11.offset| 0) (<= |#t~string47.offset| 0) (<= 0 |#t~string56.offset|) (<= 0 |#t~string7.offset|) (<= |#t~string21.offset| 0) (<= |#t~string59.offset| 0) (= |#t~string58.offset| 0) (<= 0 |#t~string72.offset|) (= |#t~string19.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string13.offset|) (<= |#t~string50.offset| 0) (<= 0 |#t~string66.offset|) (= |#t~string60.offset| 0) (<= |#t~string48.offset| 0) (<= |#t~string49.offset| 0) (<= |#t~string72.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string19.offset| 0) (= |#t~string17.offset| 0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string68.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...