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 ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product07.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 23:25:00,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 23:25:00,650 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 23:25:00,660 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 23:25:00,661 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 23:25:00,662 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 23:25:00,663 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 23:25:00,665 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 23:25:00,666 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 23:25:00,667 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 23:25:00,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 23:25:00,669 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 23:25:00,669 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 23:25:00,670 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 23:25:00,671 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 23:25:00,672 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 23:25:00,673 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 23:25:00,674 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 23:25:00,676 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 23:25:00,678 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 23:25:00,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 23:25:00,680 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 23:25:00,682 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 23:25:00,682 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 23:25:00,685 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 23:25:00,685 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 23:25:00,686 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 23:25:00,687 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 23:25:00,687 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 23:25:00,688 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 23:25:00,688 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 23:25:00,689 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 23:25:00,690 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 23:25:00,691 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 23:25:00,692 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 23:25:00,692 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 23:25:00,693 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 23:25:00,693 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 23:25:00,693 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 23:25:00,694 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 23:25:00,695 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 23:25:00,696 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-18 23:25:00,713 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 23:25:00,713 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 23:25:00,716 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 23:25:00,716 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 23:25:00,716 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 23:25:00,717 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 23:25:00,717 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 23:25:00,717 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 23:25:00,717 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 23:25:00,717 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 23:25:00,717 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 23:25:00,718 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 23:25:00,718 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 23:25:00,718 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 23:25:00,718 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 23:25:00,718 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 23:25:00,719 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 23:25:00,719 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 23:25:00,719 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 23:25:00,719 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 23:25:00,719 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 23:25:00,720 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 23:25:00,720 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 23:25:00,720 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 23:25:00,722 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 23:25:00,722 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 23:25:00,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 23:25:00,722 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 23:25:00,722 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 -> ReUseSupersetCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-18 23:25:00,760 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 23:25:00,775 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 23:25:00,778 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 23:25:00,782 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 23:25:00,783 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 23:25:00,783 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product07.cil.c [2019-09-18 23:25:00,857 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/205ec2a34/c324bc5c79bd4e03b522df90a4d36fcf/FLAG3c7f616fc [2019-09-18 23:25:01,365 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 23:25:01,366 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product07.cil.c [2019-09-18 23:25:01,380 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/205ec2a34/c324bc5c79bd4e03b522df90a4d36fcf/FLAG3c7f616fc [2019-09-18 23:25:01,602 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/205ec2a34/c324bc5c79bd4e03b522df90a4d36fcf [2019-09-18 23:25:01,611 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 23:25:01,612 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 23:25:01,613 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 23:25:01,613 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 23:25:01,616 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 23:25:01,618 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:25:01" (1/1) ... [2019-09-18 23:25:01,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fb15b51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:25:01, skipping insertion in model container [2019-09-18 23:25:01,620 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:25:01" (1/1) ... [2019-09-18 23:25:01,625 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 23:25:01,671 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 23:25:02,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 23:25:02,144 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 23:25:02,248 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 23:25:02,283 INFO L192 MainTranslator]: Completed translation [2019-09-18 23:25:02,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:25:02 WrapperNode [2019-09-18 23:25:02,283 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 23:25:02,284 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 23:25:02,285 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 23:25:02,285 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 23:25:02,296 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:25:02" (1/1) ... [2019-09-18 23:25:02,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:25:02" (1/1) ... [2019-09-18 23:25:02,325 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:25:02" (1/1) ... [2019-09-18 23:25:02,325 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:25:02" (1/1) ... [2019-09-18 23:25:02,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:25:02" (1/1) ... [2019-09-18 23:25:02,364 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:25:02" (1/1) ... [2019-09-18 23:25:02,369 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:25:02" (1/1) ... [2019-09-18 23:25:02,376 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 23:25:02,379 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 23:25:02,380 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 23:25:02,380 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 23:25:02,381 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:25:02" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 23:25:02,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 23:25:02,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 23:25:02,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 23:25:02,464 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 23:25:02,465 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 23:25:02,465 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 23:25:02,466 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 23:25:02,466 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 23:25:02,467 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 23:25:02,467 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 23:25:02,467 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 23:25:02,468 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 23:25:02,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 23:25:02,468 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 23:25:02,469 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 23:25:02,469 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 23:25:02,471 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 23:25:02,471 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 23:25:02,471 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 23:25:02,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-18 23:25:02,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 23:25:02,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 23:25:02,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 23:25:02,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 23:25:02,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 23:25:02,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 23:25:02,473 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 23:25:02,473 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 23:25:02,474 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 23:25:02,474 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 23:25:02,474 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 23:25:02,474 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 23:25:02,474 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 23:25:02,474 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 23:25:02,475 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 23:25:02,475 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 23:25:02,475 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 23:25:02,475 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 23:25:02,475 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 23:25:02,476 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 23:25:02,476 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 23:25:02,476 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 23:25:02,476 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 23:25:02,476 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 23:25:02,476 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 23:25:02,476 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 23:25:02,477 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 23:25:02,477 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 23:25:02,477 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 23:25:02,477 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 23:25:02,477 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 23:25:02,477 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 23:25:02,477 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 23:25:02,478 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 23:25:02,478 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 23:25:02,478 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 23:25:02,478 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 23:25:02,478 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 23:25:02,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 23:25:02,479 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 23:25:02,479 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-18 23:25:02,479 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 23:25:02,480 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 23:25:02,480 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 23:25:02,480 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 23:25:02,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 23:25:02,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 23:25:02,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 23:25:02,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 23:25:02,481 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 23:25:02,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 23:25:02,481 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 23:25:02,481 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 23:25:02,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 23:25:02,482 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 23:25:02,483 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 23:25:02,483 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 23:25:02,483 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 23:25:02,484 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 23:25:02,484 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 23:25:02,484 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 23:25:02,484 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 23:25:02,484 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 23:25:02,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 23:25:02,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 23:25:02,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 23:25:04,035 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 23:25:04,035 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 23:25:04,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:25:04 BoogieIcfgContainer [2019-09-18 23:25:04,037 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 23:25:04,037 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 23:25:04,037 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 23:25:04,038 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 23:25:04,039 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:25:04" (1/1) ... [2019-09-18 23:25:04,040 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 23:25:04,079 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 23:25:04,079 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 23:25:04,091 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 23:25:04,107 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 23:25:04,108 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 23:25:14,492 WARN L191 SmtUtils]: Spent 10.26 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-18 23:25:24,609 WARN L191 SmtUtils]: Spent 10.11 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-18 23:25:47,816 WARN L191 SmtUtils]: Spent 14.15 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 23:25:49,525 WARN L191 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 23:25:53,428 WARN L191 SmtUtils]: Spent 3.90 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-18 23:25:53,436 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-18 23:25:55,228 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:25:56,991 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:25:58,762 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:26:00,558 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:26:02,383 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 23:26:04,195 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 23:26:05,962 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:26:07,758 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:26:07,766 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-18 23:26:07,771 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-18 23:26:11,535 WARN L191 SmtUtils]: Spent 3.62 s on a formula simplification. DAG size of input: 431 DAG size of output: 425 [2019-09-18 23:26:13,286 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 425 [2019-09-18 23:26:24,654 WARN L191 SmtUtils]: Spent 11.34 s on a formula simplification. DAG size of input: 458 DAG size of output: 453 [2019-09-18 23:26:30,151 WARN L191 SmtUtils]: Spent 5.50 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-18 23:26:41,617 WARN L191 SmtUtils]: Spent 11.45 s on a formula simplification. DAG size of input: 463 DAG size of output: 455 [2019-09-18 23:26:47,144 WARN L191 SmtUtils]: Spent 5.53 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 23:26:58,616 WARN L191 SmtUtils]: Spent 11.47 s on a formula simplification. DAG size of input: 463 DAG size of output: 455 [2019-09-18 23:27:04,226 WARN L191 SmtUtils]: Spent 5.61 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 23:27:06,115 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 429 DAG size of output: 1 [2019-09-18 23:27:16,401 WARN L191 SmtUtils]: Spent 10.28 s on a formula simplification. DAG size of input: 431 DAG size of output: 430 [2019-09-18 23:27:21,647 WARN L191 SmtUtils]: Spent 5.25 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-18 23:27:26,833 WARN L191 SmtUtils]: Spent 5.18 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-18 23:27:32,034 WARN L191 SmtUtils]: Spent 5.20 s on a formula simplification that was a NOOP. DAG size: 430 [2019-09-18 23:27:51,119 WARN L191 SmtUtils]: Spent 19.07 s on a formula simplification. DAG size of input: 472 DAG size of output: 469 [2019-09-18 23:27:59,877 WARN L191 SmtUtils]: Spent 8.76 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-18 23:28:24,591 WARN L191 SmtUtils]: Spent 24.71 s on a formula simplification. DAG size of input: 473 DAG size of output: 473 [2019-09-18 23:28:25,621 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2019-09-18 23:28:25,866 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 449 DAG size of output: 21 [2019-09-18 23:28:26,222 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2019-09-18 23:28:26,517 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 55 [2019-09-18 23:28:26,822 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 55 [2019-09-18 23:28:27,060 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 20 [2019-09-18 23:28:27,228 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 21 [2019-09-18 23:28:27,665 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 72 [2019-09-18 23:28:27,842 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-18 23:28:28,292 WARN L191 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2019-09-18 23:28:28,690 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 50 [2019-09-18 23:28:28,957 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 50 [2019-09-18 23:28:29,226 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 50 [2019-09-18 23:28:29,493 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 50 [2019-09-18 23:28:29,759 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 50 [2019-09-18 23:28:30,025 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 50 [2019-09-18 23:28:30,298 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 50 [2019-09-18 23:28:30,537 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 25 [2019-09-18 23:28:30,794 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 37 [2019-09-18 23:28:31,066 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 38 [2019-09-18 23:28:31,224 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 26 [2019-09-18 23:28:31,978 WARN L191 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 68 [2019-09-18 23:28:32,173 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-18 23:28:32,740 WARN L191 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 73 [2019-09-18 23:28:33,195 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 53 [2019-09-18 23:28:33,653 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 55 [2019-09-18 23:28:34,101 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 55 [2019-09-18 23:28:34,556 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 68 [2019-09-18 23:28:34,713 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-18 23:28:35,122 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 71 [2019-09-18 23:28:35,617 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 49 [2019-09-18 23:28:36,663 WARN L191 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 66 [2019-09-18 23:28:36,856 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-18 23:28:37,404 WARN L191 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 71 [2019-09-18 23:28:37,870 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 53 [2019-09-18 23:28:38,333 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 57 [2019-09-18 23:28:38,436 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-18 23:28:38,812 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 57 [2019-09-18 23:28:38,917 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-18 23:28:39,285 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 68 [2019-09-18 23:28:39,436 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-18 23:28:39,869 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2019-09-18 23:28:40,697 WARN L191 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 75 [2019-09-18 23:28:40,891 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-18 23:28:41,316 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 80 [2019-09-18 23:28:41,775 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 55 [2019-09-18 23:28:42,115 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 59 [2019-09-18 23:28:42,217 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-18 23:28:42,461 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 59 [2019-09-18 23:28:42,562 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-18 23:28:42,952 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 74 [2019-09-18 23:28:43,125 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-18 23:28:43,621 WARN L191 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2019-09-18 23:28:44,093 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 46 [2019-09-18 23:28:44,989 WARN L191 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 71 [2019-09-18 23:28:45,170 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-18 23:28:45,568 WARN L191 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 76 [2019-09-18 23:28:46,009 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 52 [2019-09-18 23:28:46,429 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 54 [2019-09-18 23:28:46,851 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 54 [2019-09-18 23:28:47,365 WARN L191 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 67 [2019-09-18 23:28:47,569 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-18 23:28:48,073 WARN L191 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2019-09-18 23:28:48,465 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2019-09-18 23:28:48,752 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-09-18 23:28:49,044 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-09-18 23:28:49,885 WARN L191 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 72 [2019-09-18 23:28:50,062 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-18 23:28:50,704 WARN L191 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 77 [2019-09-18 23:28:51,175 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 53 [2019-09-18 23:28:51,627 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 55 [2019-09-18 23:28:52,084 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 55 [2019-09-18 23:28:52,711 WARN L191 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 68 [2019-09-18 23:28:52,865 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-18 23:28:53,291 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 71 [2019-09-18 23:28:53,728 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 49 [2019-09-18 23:28:54,638 WARN L191 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 70 [2019-09-18 23:28:54,811 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-18 23:28:55,253 WARN L191 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 75 [2019-09-18 23:28:55,695 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 55 [2019-09-18 23:28:56,137 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 57 [2019-09-18 23:28:56,585 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 57 [2019-09-18 23:28:57,226 WARN L191 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 72 [2019-09-18 23:28:57,387 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-18 23:28:57,808 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2019-09-18 23:28:58,732 WARN L191 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 68 [2019-09-18 23:28:58,901 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-18 23:28:59,276 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 73 [2019-09-18 23:28:59,638 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 55 [2019-09-18 23:29:00,007 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 59 [2019-09-18 23:29:00,113 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-18 23:29:00,385 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 59 [2019-09-18 23:29:00,490 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-18 23:29:01,055 WARN L191 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 73 [2019-09-18 23:29:01,223 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-18 23:29:01,684 WARN L191 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 79 [2019-09-18 23:29:02,059 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 46 [2019-09-18 23:29:02,953 WARN L191 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 77 [2019-09-18 23:29:03,208 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-18 23:29:03,859 WARN L191 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 82 [2019-09-18 23:29:04,286 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 52 [2019-09-18 23:29:04,712 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 54 [2019-09-18 23:29:05,144 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 54 [2019-09-18 23:29:05,761 WARN L191 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 67 [2019-09-18 23:29:05,916 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-18 23:29:06,320 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2019-09-18 23:29:06,729 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 50 [2019-09-18 23:29:07,015 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-09-18 23:29:07,304 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 52 [2019-09-18 23:29:08,181 WARN L191 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 70 [2019-09-18 23:29:08,359 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-18 23:29:09,019 WARN L191 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 75 [2019-09-18 23:29:09,411 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 52 [2019-09-18 23:29:09,771 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 54 [2019-09-18 23:29:10,132 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 54 [2019-09-18 23:29:10,564 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 67 [2019-09-18 23:29:10,720 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-18 23:29:11,125 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2019-09-18 23:29:11,554 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 46 [2019-09-18 23:29:12,599 WARN L191 SmtUtils]: Spent 762.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 73 [2019-09-18 23:29:12,815 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-18 23:29:13,649 WARN L191 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 78 [2019-09-18 23:29:14,089 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 55 [2019-09-18 23:29:14,524 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 57 [2019-09-18 23:29:14,977 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 57 [2019-09-18 23:29:15,439 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 70 [2019-09-18 23:29:15,595 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-18 23:29:15,994 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2019-09-18 23:29:16,830 WARN L191 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 68 [2019-09-18 23:29:16,992 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-18 23:29:17,348 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 73 [2019-09-18 23:29:17,795 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 53 [2019-09-18 23:29:18,243 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 57 [2019-09-18 23:29:18,702 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 57 [2019-09-18 23:29:19,280 WARN L191 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 68 [2019-09-18 23:29:19,426 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-18 23:29:19,837 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2019-09-18 23:29:20,278 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 47 [2019-09-18 23:29:21,037 WARN L191 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 65 [2019-09-18 23:29:21,643 WARN L191 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 67 [2019-09-18 23:29:22,249 WARN L191 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 67 [2019-09-18 23:29:23,198 WARN L191 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 69 [2019-09-18 23:29:23,363 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-18 23:29:23,784 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 74 [2019-09-18 23:29:24,207 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 55 [2019-09-18 23:29:24,625 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 57 [2019-09-18 23:29:25,051 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 57 [2019-09-18 23:29:25,493 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 72 [2019-09-18 23:29:25,673 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-18 23:29:26,082 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2019-09-18 23:29:26,500 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 49 [2019-09-18 23:29:27,124 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 69 [2019-09-18 23:29:27,531 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 71 [2019-09-18 23:29:27,939 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 71 [2019-09-18 23:29:28,012 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 24 for LOIs [2019-09-18 23:29:28,452 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 36 [2019-09-18 23:29:28,611 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 40 [2019-09-18 23:29:29,199 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 46 [2019-09-18 23:29:29,428 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 49 [2019-09-18 23:29:29,623 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-18 23:29:29,851 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 21 for LOIs [2019-09-18 23:29:29,878 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 32 for LOIs [2019-09-18 23:29:29,917 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 23:29:29,918 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 23:29:29,920 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1348#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0)) (or (= ~methaneLevelCritical~0 0) (= 0 ~systemActive~0))) [2019-09-18 23:29:29,935 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 23:29:29,936 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 23:29:29,941 INFO L168 Benchmark]: Toolchain (without parser) took 268325.24 ms. Allocated memory was 132.1 MB in the beginning and 143.7 MB in the end (delta: 11.5 MB). Free memory was 86.2 MB in the beginning and 86.3 MB in the end (delta: -79.5 kB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. [2019-09-18 23:29:29,942 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 132.1 MB. Free memory was 105.2 MB in the beginning and 105.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-09-18 23:29:29,945 INFO L168 Benchmark]: CACSL2BoogieTranslator took 671.10 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 86.0 MB in the beginning and 166.6 MB in the end (delta: -80.5 MB). Peak memory consumption was 28.8 MB. Max. memory is 7.1 GB. [2019-09-18 23:29:29,946 INFO L168 Benchmark]: Boogie Preprocessor took 92.19 ms. Allocated memory is still 199.8 MB. Free memory was 166.6 MB in the beginning and 162.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-18 23:29:29,946 INFO L168 Benchmark]: RCFGBuilder took 1657.39 ms. Allocated memory was 199.8 MB in the beginning and 222.8 MB in the end (delta: 23.1 MB). Free memory was 162.7 MB in the beginning and 155.0 MB in the end (delta: 7.7 MB). Peak memory consumption was 93.5 MB. Max. memory is 7.1 GB. [2019-09-18 23:29:29,947 INFO L168 Benchmark]: Sifa took 265898.59 ms. Allocated memory was 222.8 MB in the beginning and 143.7 MB in the end (delta: -79.2 MB). Free memory was 155.0 MB in the beginning and 86.3 MB in the end (delta: 68.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 23:29:29,952 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 132.1 MB. Free memory was 105.2 MB in the beginning and 105.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 671.10 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 86.0 MB in the beginning and 166.6 MB in the end (delta: -80.5 MB). Peak memory consumption was 28.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.19 ms. Allocated memory is still 199.8 MB. Free memory was 166.6 MB in the beginning and 162.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1657.39 ms. Allocated memory was 199.8 MB in the beginning and 222.8 MB in the end (delta: 23.1 MB). Free memory was 162.7 MB in the beginning and 155.0 MB in the end (delta: 7.7 MB). Peak memory consumption was 93.5 MB. Max. memory is 7.1 GB. * Sifa took 265898.59 ms. Allocated memory was 222.8 MB in the beginning and 143.7 MB in the end (delta: -79.2 MB). Free memory was 155.0 MB in the beginning and 86.3 MB in the end (delta: 68.7 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]: 265841, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 607, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 445, TOOLS_POST_TIME[ms]: 210, TOOLS_POST_CALL_APPLICATIONS: 131, TOOLS_POST_CALL_TIME[ms]: 214, TOOLS_POST_RETURN_APPLICATIONS: 122, TOOLS_POST_RETURN_TIME[ms]: 29120, TOOLS_QUANTIFIERELIM_APPLICATIONS: 698, TOOLS_QUANTIFIERELIM_TIME[ms]: 29356, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28817, FLUID_QUERY_TIME[ms]: 20, FLUID_QUERIES: 631, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 200, DOMAIN_JOIN_TIME[ms]: 230681, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 25, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 483, DOMAIN_ISSUBSETEQ_APPLICATIONS: 209, DOMAIN_ISSUBSETEQ_TIME[ms]: 650, DOMAIN_ISBOTTOM_APPLICATIONS: 133, DOMAIN_ISBOTTOM_TIME[ms]: 474, LOOP_SUMMARIZER_APPLICATIONS: 21, LOOP_SUMMARIZER_CACHE_MISSES: 21, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 186076, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 186075, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 24, CALL_SUMMARIZER_APPLICATIONS: 122, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 74605, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 67, DAG_COMPRESSION_PROCESSED_NODES: 794, DAG_COMPRESSION_RETAINED_NODES: 346 - UnprovableResult [Line: 183]: 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 1348#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0)) (or (= ~methaneLevelCritical~0 0) (= 0 ~systemActive~0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...