./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_productSimulator_false-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0455d4fc-37c1-41a1-8326-918bc25ab3d6/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0455d4fc-37c1-41a1-8326-918bc25ab3d6/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0455d4fc-37c1-41a1-8326-918bc25ab3d6/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0455d4fc-37c1-41a1-8326-918bc25ab3d6/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_productSimulator_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0455d4fc-37c1-41a1-8326-918bc25ab3d6/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0455d4fc-37c1-41a1-8326-918bc25ab3d6/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9a501726b111b1f6720960f06deb10a2482c5a4b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 08:42:39,508 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 08:42:39,509 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 08:42:39,517 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 08:42:39,517 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 08:42:39,518 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 08:42:39,519 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 08:42:39,520 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 08:42:39,521 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 08:42:39,521 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 08:42:39,522 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 08:42:39,522 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 08:42:39,522 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 08:42:39,523 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 08:42:39,524 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 08:42:39,524 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 08:42:39,525 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 08:42:39,526 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 08:42:39,527 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 08:42:39,528 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 08:42:39,528 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 08:42:39,529 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 08:42:39,530 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 08:42:39,531 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 08:42:39,531 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 08:42:39,531 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 08:42:39,532 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 08:42:39,532 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 08:42:39,533 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 08:42:39,534 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 08:42:39,534 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 08:42:39,534 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 08:42:39,534 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 08:42:39,534 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 08:42:39,535 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 08:42:39,536 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 08:42:39,536 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0455d4fc-37c1-41a1-8326-918bc25ab3d6/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-18 08:42:39,545 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 08:42:39,545 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 08:42:39,546 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 08:42:39,546 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 08:42:39,546 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 08:42:39,547 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-18 08:42:39,547 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-18 08:42:39,547 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-18 08:42:39,547 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-18 08:42:39,547 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-18 08:42:39,547 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-18 08:42:39,547 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 08:42:39,547 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 08:42:39,548 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-18 08:42:39,548 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 08:42:39,548 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 08:42:39,548 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 08:42:39,548 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-18 08:42:39,548 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-18 08:42:39,548 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-18 08:42:39,548 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 08:42:39,549 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 08:42:39,549 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-18 08:42:39,549 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 08:42:39,549 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-18 08:42:39,549 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 08:42:39,549 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 08:42:39,549 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-18 08:42:39,549 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 08:42:39,550 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 08:42:39,550 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-18 08:42:39,550 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-18 08:42:39,551 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_0455d4fc-37c1-41a1-8326-918bc25ab3d6/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a501726b111b1f6720960f06deb10a2482c5a4b [2018-11-18 08:42:39,572 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 08:42:39,579 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 08:42:39,581 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 08:42:39,582 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 08:42:39,582 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 08:42:39,583 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0455d4fc-37c1-41a1-8326-918bc25ab3d6/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_productSimulator_false-unreach-call_false-termination.cil.c [2018-11-18 08:42:39,618 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0455d4fc-37c1-41a1-8326-918bc25ab3d6/bin-2019/uautomizer/data/13ff4ae55/d44e77978eba46beb1ed3b54d0e00825/FLAG90172675e [2018-11-18 08:42:40,051 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 08:42:40,051 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0455d4fc-37c1-41a1-8326-918bc25ab3d6/sv-benchmarks/c/product-lines/minepump_spec1_productSimulator_false-unreach-call_false-termination.cil.c [2018-11-18 08:42:40,062 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0455d4fc-37c1-41a1-8326-918bc25ab3d6/bin-2019/uautomizer/data/13ff4ae55/d44e77978eba46beb1ed3b54d0e00825/FLAG90172675e [2018-11-18 08:42:40,072 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0455d4fc-37c1-41a1-8326-918bc25ab3d6/bin-2019/uautomizer/data/13ff4ae55/d44e77978eba46beb1ed3b54d0e00825 [2018-11-18 08:42:40,074 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 08:42:40,075 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 08:42:40,075 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 08:42:40,075 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 08:42:40,077 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 08:42:40,078 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:42:40" (1/1) ... [2018-11-18 08:42:40,079 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26b59f8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:42:40, skipping insertion in model container [2018-11-18 08:42:40,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:42:40" (1/1) ... [2018-11-18 08:42:40,085 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 08:42:40,115 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 08:42:40,315 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:42:40,325 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 08:42:40,424 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:42:40,452 INFO L195 MainTranslator]: Completed translation [2018-11-18 08:42:40,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:42:40 WrapperNode [2018-11-18 08:42:40,452 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 08:42:40,453 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 08:42:40,453 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 08:42:40,453 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 08:42:40,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:42:40" (1/1) ... [2018-11-18 08:42:40,474 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:42:40" (1/1) ... [2018-11-18 08:42:40,531 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 08:42:40,531 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 08:42:40,532 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 08:42:40,532 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 08:42:40,543 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:42:40" (1/1) ... [2018-11-18 08:42:40,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:42:40" (1/1) ... [2018-11-18 08:42:40,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:42:40" (1/1) ... [2018-11-18 08:42:40,550 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:42:40" (1/1) ... [2018-11-18 08:42:40,572 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:42:40" (1/1) ... [2018-11-18 08:42:40,590 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:42:40" (1/1) ... [2018-11-18 08:42:40,594 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:42:40" (1/1) ... [2018-11-18 08:42:40,601 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 08:42:40,602 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 08:42:40,602 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 08:42:40,602 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 08:42:40,603 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:42:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0455d4fc-37c1-41a1-8326-918bc25ab3d6/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 08:42:40,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 08:42:40,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 08:42:40,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 08:42:41,704 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 08:42:41,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:42:41 BoogieIcfgContainer [2018-11-18 08:42:41,704 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 08:42:41,705 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-18 08:42:41,705 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-18 08:42:41,707 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-18 08:42:41,708 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 08:42:41,708 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.11 08:42:40" (1/3) ... [2018-11-18 08:42:41,709 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1392cb71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 08:42:41, skipping insertion in model container [2018-11-18 08:42:41,709 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 08:42:41,709 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:42:40" (2/3) ... [2018-11-18 08:42:41,709 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1392cb71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 08:42:41, skipping insertion in model container [2018-11-18 08:42:41,709 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 08:42:41,709 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:42:41" (3/3) ... [2018-11-18 08:42:41,711 INFO L375 chiAutomizerObserver]: Analyzing ICFG minepump_spec1_productSimulator_false-unreach-call_false-termination.cil.c [2018-11-18 08:42:41,754 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 08:42:41,755 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-18 08:42:41,755 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-18 08:42:41,755 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-18 08:42:41,755 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 08:42:41,755 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 08:42:41,755 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-18 08:42:41,755 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 08:42:41,755 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-18 08:42:41,775 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 768 states. [2018-11-18 08:42:41,816 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 507 [2018-11-18 08:42:41,816 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 08:42:41,816 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 08:42:41,823 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:42:41,823 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:42:41,823 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-18 08:42:41,823 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 768 states. [2018-11-18 08:42:41,831 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 507 [2018-11-18 08:42:41,831 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 08:42:41,832 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 08:42:41,833 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:42:41,833 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:42:41,839 INFO L794 eck$LassoCheckResult]: Stem: 524#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call #t~string10.base, #t~string10.offset := #Ultimate.alloc(13);call #t~string12.base, #t~string12.offset := #Ultimate.alloc(3);#memory_int := #memory_int[#t~string12.base,#t~string12.offset := 79];#memory_int := #memory_int[#t~string12.base,1 + #t~string12.offset := 110];#memory_int := #memory_int[#t~string12.base,2 + #t~string12.offset := 0];call #t~string14.base, #t~string14.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string14.base,#t~string14.offset := 79];#memory_int := #memory_int[#t~string14.base,1 + #t~string14.offset := 102];#memory_int := #memory_int[#t~string14.base,2 + #t~string14.offset := 102];#memory_int := #memory_int[#t~string14.base,3 + #t~string14.offset := 0];call #t~string16.base, #t~string16.offset := #Ultimate.alloc(7);#memory_int := #memory_int[#t~string16.base,#t~string16.offset := 44];#memory_int := #memory_int[#t~string16.base,1 + #t~string16.offset := 80];#memory_int := #memory_int[#t~string16.base,2 + #t~string16.offset := 117];#memory_int := #memory_int[#t~string16.base,3 + #t~string16.offset := 109];#memory_int := #memory_int[#t~string16.base,4 + #t~string16.offset := 112];#memory_int := #memory_int[#t~string16.base,5 + #t~string16.offset := 58];#memory_int := #memory_int[#t~string16.base,6 + #t~string16.offset := 0];call #t~string18.base, #t~string18.offset := #Ultimate.alloc(3);#memory_int := #memory_int[#t~string18.base,#t~string18.offset := 79];#memory_int := #memory_int[#t~string18.base,1 + #t~string18.offset := 110];#memory_int := #memory_int[#t~string18.base,2 + #t~string18.offset := 0];call #t~string20.base, #t~string20.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string20.base,#t~string20.offset := 79];#memory_int := #memory_int[#t~string20.base,1 + #t~string20.offset := 102];#memory_int := #memory_int[#t~string20.base,2 + #t~string20.offset := 102];#memory_int := #memory_int[#t~string20.base,3 + #t~string20.offset := 0];call #t~string22.base, #t~string22.offset := #Ultimate.alloc(3);#memory_int := #memory_int[#t~string22.base,#t~string22.offset := 41];#memory_int := #memory_int[#t~string22.base,1 + #t~string22.offset := 32];#memory_int := #memory_int[#t~string22.base,2 + #t~string22.offset := 0];call #t~string24.base, #t~string24.offset := #Ultimate.alloc(2);#memory_int := #memory_int[#t~string24.base,#t~string24.offset := 10];#memory_int := #memory_int[#t~string24.base,1 + #t~string24.offset := 0];call #t~string45.base, #t~string45.offset := #Ultimate.alloc(30);call #t~string46.base, #t~string46.offset := #Ultimate.alloc(9);call #t~string47.base, #t~string47.offset := #Ultimate.alloc(21);call #t~string48.base, #t~string48.offset := #Ultimate.alloc(30);call #t~string49.base, #t~string49.offset := #Ultimate.alloc(9);call #t~string50.base, #t~string50.offset := #Ultimate.alloc(21);call #t~string54.base, #t~string54.offset := #Ultimate.alloc(30);call #t~string55.base, #t~string55.offset := #Ultimate.alloc(9);call #t~string56.base, #t~string56.offset := #Ultimate.alloc(25);call #t~string57.base, #t~string57.offset := #Ultimate.alloc(30);call #t~string58.base, #t~string58.offset := #Ultimate.alloc(9);call #t~string59.base, #t~string59.offset := #Ultimate.alloc(25);call #t~string72.base, #t~string72.offset := #Ultimate.alloc(13);call #t~string74.base, #t~string74.offset := #Ultimate.alloc(7);#memory_int := #memory_int[#t~string74.base,#t~string74.offset := 44];#memory_int := #memory_int[#t~string74.base,1 + #t~string74.offset := 77];#memory_int := #memory_int[#t~string74.base,2 + #t~string74.offset := 101];#memory_int := #memory_int[#t~string74.base,3 + #t~string74.offset := 116];#memory_int := #memory_int[#t~string74.base,4 + #t~string74.offset := 104];#memory_int := #memory_int[#t~string74.base,5 + #t~string74.offset := 58];#memory_int := #memory_int[#t~string74.base,6 + #t~string74.offset := 0];call #t~string76.base, #t~string76.offset := #Ultimate.alloc(5);#memory_int := #memory_int[#t~string76.base,#t~string76.offset := 67];#memory_int := #memory_int[#t~string76.base,1 + #t~string76.offset := 82];#memory_int := #memory_int[#t~string76.base,2 + #t~string76.offset := 73];#memory_int := #memory_int[#t~string76.base,3 + #t~string76.offset := 84];#memory_int := #memory_int[#t~string76.base,4 + #t~string76.offset := 0];call #t~string78.base, #t~string78.offset := #Ultimate.alloc(3);#memory_int := #memory_int[#t~string78.base,#t~string78.offset := 79];#memory_int := #memory_int[#t~string78.base,1 + #t~string78.offset := 75];#memory_int := #memory_int[#t~string78.base,2 + #t~string78.offset := 0];call #t~string80.base, #t~string80.offset := #Ultimate.alloc(2);#memory_int := #memory_int[#t~string80.base,#t~string80.offset := 41];#memory_int := #memory_int[#t~string80.base,1 + #t~string80.offset := 0];~__SELECTED_FEATURE_base~0 := 0;~__SELECTED_FEATURE_highWaterSensor~0 := 0;~__SELECTED_FEATURE_lowWaterSensor~0 := 0;~__SELECTED_FEATURE_methaneQuery~0 := 0;~__SELECTED_FEATURE_methaneAlarm~0 := 0;~__SELECTED_FEATURE_stopCommand~0 := 0;~__SELECTED_FEATURE_startCommand~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; 386#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret81, main_~retValue_acc~13, main_~tmp~11;havoc main_~retValue_acc~13;havoc main_~tmp~11;assume { :begin_inline_select_helpers } true;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 56#L873true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;havoc select_features_#t~ret63, select_features_#t~ret64, select_features_#t~ret65, select_features_#t~ret66, select_features_#t~ret67, select_features_#t~ret68;~__SELECTED_FEATURE_base~0 := 1;assume { :begin_inline_select_one } true;havoc select_one_#res;havoc select_one_#t~nondet62, select_one_~retValue_acc~7, select_one_~choice~0;havoc select_one_~retValue_acc~7;select_one_~choice~0 := select_one_#t~nondet62;havoc select_one_#t~nondet62;select_one_~retValue_acc~7 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~7; 508#L848true select_features_#t~ret63 := select_one_#res;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_highWaterSensor~0 := select_features_#t~ret63;havoc select_features_#t~ret63;assume { :begin_inline_select_one } true;havoc select_one_#res;havoc select_one_#t~nondet62, select_one_~retValue_acc~7, select_one_~choice~0;havoc select_one_~retValue_acc~7;select_one_~choice~0 := select_one_#t~nondet62;havoc select_one_#t~nondet62;select_one_~retValue_acc~7 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~7; 511#L848-1true select_features_#t~ret64 := select_one_#res;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_lowWaterSensor~0 := select_features_#t~ret64;havoc select_features_#t~ret64;assume { :begin_inline_select_one } true;havoc select_one_#res;havoc select_one_#t~nondet62, select_one_~retValue_acc~7, select_one_~choice~0;havoc select_one_~retValue_acc~7;select_one_~choice~0 := select_one_#t~nondet62;havoc select_one_#t~nondet62;select_one_~retValue_acc~7 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~7; 485#L848-2true select_features_#t~ret65 := select_one_#res;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_methaneQuery~0 := select_features_#t~ret65;havoc select_features_#t~ret65;assume { :begin_inline_select_one } true;havoc select_one_#res;havoc select_one_#t~nondet62, select_one_~retValue_acc~7, select_one_~choice~0;havoc select_one_~retValue_acc~7;select_one_~choice~0 := select_one_#t~nondet62;havoc select_one_#t~nondet62;select_one_~retValue_acc~7 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~7; 488#L848-3true select_features_#t~ret66 := select_one_#res;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_methaneAlarm~0 := select_features_#t~ret66;havoc select_features_#t~ret66;assume { :begin_inline_select_one } true;havoc select_one_#res;havoc select_one_#t~nondet62, select_one_~retValue_acc~7, select_one_~choice~0;havoc select_one_~retValue_acc~7;select_one_~choice~0 := select_one_#t~nondet62;havoc select_one_#t~nondet62;select_one_~retValue_acc~7 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~7; 491#L848-4true select_features_#t~ret67 := select_one_#res;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_stopCommand~0 := select_features_#t~ret67;havoc select_features_#t~ret67;assume { :begin_inline_select_one } true;havoc select_one_#res;havoc select_one_#t~nondet62, select_one_~retValue_acc~7, select_one_~choice~0;havoc select_one_~retValue_acc~7;select_one_~choice~0 := select_one_#t~nondet62;havoc select_one_#t~nondet62;select_one_~retValue_acc~7 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~7; 493#L848-5true select_features_#t~ret68 := select_one_#res;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_startCommand~0 := select_features_#t~ret68;havoc select_features_#t~ret68; 669#L865true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := ~__SELECTED_FEATURE_base~0;valid_product_#res := valid_product_~retValue_acc~8; 505#L881true main_#t~ret81 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~11 := main_#t~ret81;havoc main_#t~ret81; 597#L1108true assume 0 != main_~tmp~11;assume { :begin_inline_setup } true; 680#L1085true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet0, test_#t~nondet1, test_#t~nondet2, test_#t~nondet3, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 424#L64-3true [2018-11-18 08:42:41,839 INFO L796 eck$LassoCheckResult]: Loop: 424#L64-3true assume true; 468#L64-1true assume !false; 390#L65true assume test_~splverifierCounter~0 < 4; 529#L66true test_~tmp~0 := test_#t~nondet0;havoc test_#t~nondet0; 731#L74true assume !(0 != test_~tmp~0); 709#L74-2true test_~tmp___0~0 := test_#t~nondet1;havoc test_#t~nondet1; 594#L84true assume !(0 != test_~tmp___0~0); 584#L84-2true test_~tmp___2~0 := test_#t~nondet2;havoc test_#t~nondet2; 677#L94true assume 0 != test_~tmp___2~0; 626#L95true assume !(0 != ~__SELECTED_FEATURE_startCommand~0); 591#L106-1true assume { :begin_inline_timeShift } true; 116#L148true assume !(0 != ~pumpRunning~0); 111#L148-2true assume !(0 != ~systemActive~0); 213#L155-1true assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret69, __utac_acc__Specification1_spec__1_#t~ret70, __utac_acc__Specification1_spec__1_~tmp~10, __utac_acc__Specification1_spec__1_~tmp___0~3;havoc __utac_acc__Specification1_spec__1_~tmp~10;havoc __utac_acc__Specification1_spec__1_~tmp___0~3;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; 542#L957-10true __utac_acc__Specification1_spec__1_#t~ret69 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification1_spec__1_~tmp~10 := __utac_acc__Specification1_spec__1_#t~ret69;havoc __utac_acc__Specification1_spec__1_#t~ret69; 297#L895true assume !(0 != __utac_acc__Specification1_spec__1_~tmp~10); 57#L895-1true assume { :end_inline___utac_acc__Specification1_spec__1 } true; 514#L165true assume { :end_inline_timeShift } true; 424#L64-3true [2018-11-18 08:42:41,844 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:42:41,845 INFO L82 PathProgramCache]: Analyzing trace with hash 1125405515, now seen corresponding path program 1 times [2018-11-18 08:42:41,846 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:42:41,847 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:42:41,882 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:42:41,882 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:42:41,883 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:42:41,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 08:42:41,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 08:42:42,012 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:42:42,012 INFO L82 PathProgramCache]: Analyzing trace with hash 469790232, now seen corresponding path program 1 times [2018-11-18 08:42:42,013 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:42:42,013 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:42:42,014 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:42:42,014 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:42:42,014 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:42:42,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 08:42:42,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 08:42:42,028 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:42:42,028 INFO L82 PathProgramCache]: Analyzing trace with hash -217693470, now seen corresponding path program 1 times [2018-11-18 08:42:42,028 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:42:42,029 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:42:42,029 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:42:42,029 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:42:42,030 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:42:42,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:42:42,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 08:42:42,157 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 08:42:42,157 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 08:42:42,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 08:42:42,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 08:42:42,239 INFO L87 Difference]: Start difference. First operand 768 states. Second operand 7 states. [2018-11-18 08:42:42,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 08:42:42,569 INFO L93 Difference]: Finished difference Result 2335 states and 3116 transitions. [2018-11-18 08:42:42,569 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-18 08:42:42,571 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2335 states and 3116 transitions. [2018-11-18 08:42:42,582 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 1550 [2018-11-18 08:42:42,594 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2335 states to 2295 states and 3076 transitions. [2018-11-18 08:42:42,595 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2295 [2018-11-18 08:42:42,598 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2295 [2018-11-18 08:42:42,598 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2295 states and 3076 transitions. [2018-11-18 08:42:42,604 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-18 08:42:42,604 INFO L705 BuchiCegarLoop]: Abstraction has 2295 states and 3076 transitions. [2018-11-18 08:42:42,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2295 states and 3076 transitions. [2018-11-18 08:42:42,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2295 to 811. [2018-11-18 08:42:42,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 811 states. [2018-11-18 08:42:42,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 811 states and 1085 transitions. [2018-11-18 08:42:42,651 INFO L728 BuchiCegarLoop]: Abstraction has 811 states and 1085 transitions. [2018-11-18 08:42:42,652 INFO L608 BuchiCegarLoop]: Abstraction has 811 states and 1085 transitions. [2018-11-18 08:42:42,652 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-18 08:42:42,652 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 811 states and 1085 transitions. [2018-11-18 08:42:42,655 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 547 [2018-11-18 08:42:42,655 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 08:42:42,655 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 08:42:42,656 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:42:42,656 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 08:42:42,656 INFO L794 eck$LassoCheckResult]: Stem: 3800#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call #t~string10.base, #t~string10.offset := #Ultimate.alloc(13);call #t~string12.base, #t~string12.offset := #Ultimate.alloc(3);#memory_int := #memory_int[#t~string12.base,#t~string12.offset := 79];#memory_int := #memory_int[#t~string12.base,1 + #t~string12.offset := 110];#memory_int := #memory_int[#t~string12.base,2 + #t~string12.offset := 0];call #t~string14.base, #t~string14.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string14.base,#t~string14.offset := 79];#memory_int := #memory_int[#t~string14.base,1 + #t~string14.offset := 102];#memory_int := #memory_int[#t~string14.base,2 + #t~string14.offset := 102];#memory_int := #memory_int[#t~string14.base,3 + #t~string14.offset := 0];call #t~string16.base, #t~string16.offset := #Ultimate.alloc(7);#memory_int := #memory_int[#t~string16.base,#t~string16.offset := 44];#memory_int := #memory_int[#t~string16.base,1 + #t~string16.offset := 80];#memory_int := #memory_int[#t~string16.base,2 + #t~string16.offset := 117];#memory_int := #memory_int[#t~string16.base,3 + #t~string16.offset := 109];#memory_int := #memory_int[#t~string16.base,4 + #t~string16.offset := 112];#memory_int := #memory_int[#t~string16.base,5 + #t~string16.offset := 58];#memory_int := #memory_int[#t~string16.base,6 + #t~string16.offset := 0];call #t~string18.base, #t~string18.offset := #Ultimate.alloc(3);#memory_int := #memory_int[#t~string18.base,#t~string18.offset := 79];#memory_int := #memory_int[#t~string18.base,1 + #t~string18.offset := 110];#memory_int := #memory_int[#t~string18.base,2 + #t~string18.offset := 0];call #t~string20.base, #t~string20.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string20.base,#t~string20.offset := 79];#memory_int := #memory_int[#t~string20.base,1 + #t~string20.offset := 102];#memory_int := #memory_int[#t~string20.base,2 + #t~string20.offset := 102];#memory_int := #memory_int[#t~string20.base,3 + #t~string20.offset := 0];call #t~string22.base, #t~string22.offset := #Ultimate.alloc(3);#memory_int := #memory_int[#t~string22.base,#t~string22.offset := 41];#memory_int := #memory_int[#t~string22.base,1 + #t~string22.offset := 32];#memory_int := #memory_int[#t~string22.base,2 + #t~string22.offset := 0];call #t~string24.base, #t~string24.offset := #Ultimate.alloc(2);#memory_int := #memory_int[#t~string24.base,#t~string24.offset := 10];#memory_int := #memory_int[#t~string24.base,1 + #t~string24.offset := 0];call #t~string45.base, #t~string45.offset := #Ultimate.alloc(30);call #t~string46.base, #t~string46.offset := #Ultimate.alloc(9);call #t~string47.base, #t~string47.offset := #Ultimate.alloc(21);call #t~string48.base, #t~string48.offset := #Ultimate.alloc(30);call #t~string49.base, #t~string49.offset := #Ultimate.alloc(9);call #t~string50.base, #t~string50.offset := #Ultimate.alloc(21);call #t~string54.base, #t~string54.offset := #Ultimate.alloc(30);call #t~string55.base, #t~string55.offset := #Ultimate.alloc(9);call #t~string56.base, #t~string56.offset := #Ultimate.alloc(25);call #t~string57.base, #t~string57.offset := #Ultimate.alloc(30);call #t~string58.base, #t~string58.offset := #Ultimate.alloc(9);call #t~string59.base, #t~string59.offset := #Ultimate.alloc(25);call #t~string72.base, #t~string72.offset := #Ultimate.alloc(13);call #t~string74.base, #t~string74.offset := #Ultimate.alloc(7);#memory_int := #memory_int[#t~string74.base,#t~string74.offset := 44];#memory_int := #memory_int[#t~string74.base,1 + #t~string74.offset := 77];#memory_int := #memory_int[#t~string74.base,2 + #t~string74.offset := 101];#memory_int := #memory_int[#t~string74.base,3 + #t~string74.offset := 116];#memory_int := #memory_int[#t~string74.base,4 + #t~string74.offset := 104];#memory_int := #memory_int[#t~string74.base,5 + #t~string74.offset := 58];#memory_int := #memory_int[#t~string74.base,6 + #t~string74.offset := 0];call #t~string76.base, #t~string76.offset := #Ultimate.alloc(5);#memory_int := #memory_int[#t~string76.base,#t~string76.offset := 67];#memory_int := #memory_int[#t~string76.base,1 + #t~string76.offset := 82];#memory_int := #memory_int[#t~string76.base,2 + #t~string76.offset := 73];#memory_int := #memory_int[#t~string76.base,3 + #t~string76.offset := 84];#memory_int := #memory_int[#t~string76.base,4 + #t~string76.offset := 0];call #t~string78.base, #t~string78.offset := #Ultimate.alloc(3);#memory_int := #memory_int[#t~string78.base,#t~string78.offset := 79];#memory_int := #memory_int[#t~string78.base,1 + #t~string78.offset := 75];#memory_int := #memory_int[#t~string78.base,2 + #t~string78.offset := 0];call #t~string80.base, #t~string80.offset := #Ultimate.alloc(2);#memory_int := #memory_int[#t~string80.base,#t~string80.offset := 41];#memory_int := #memory_int[#t~string80.base,1 + #t~string80.offset := 0];~__SELECTED_FEATURE_base~0 := 0;~__SELECTED_FEATURE_highWaterSensor~0 := 0;~__SELECTED_FEATURE_lowWaterSensor~0 := 0;~__SELECTED_FEATURE_methaneQuery~0 := 0;~__SELECTED_FEATURE_methaneAlarm~0 := 0;~__SELECTED_FEATURE_stopCommand~0 := 0;~__SELECTED_FEATURE_startCommand~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0; 3677#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret81, main_~retValue_acc~13, main_~tmp~11;havoc main_~retValue_acc~13;havoc main_~tmp~11;assume { :begin_inline_select_helpers } true;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 3245#L873 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;havoc select_features_#t~ret63, select_features_#t~ret64, select_features_#t~ret65, select_features_#t~ret66, select_features_#t~ret67, select_features_#t~ret68;~__SELECTED_FEATURE_base~0 := 1;assume { :begin_inline_select_one } true;havoc select_one_#res;havoc select_one_#t~nondet62, select_one_~retValue_acc~7, select_one_~choice~0;havoc select_one_~retValue_acc~7;select_one_~choice~0 := select_one_#t~nondet62;havoc select_one_#t~nondet62;select_one_~retValue_acc~7 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~7; 3246#L848 select_features_#t~ret63 := select_one_#res;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_highWaterSensor~0 := select_features_#t~ret63;havoc select_features_#t~ret63;assume { :begin_inline_select_one } true;havoc select_one_#res;havoc select_one_#t~nondet62, select_one_~retValue_acc~7, select_one_~choice~0;havoc select_one_~retValue_acc~7;select_one_~choice~0 := select_one_#t~nondet62;havoc select_one_#t~nondet62;select_one_~retValue_acc~7 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~7; 3797#L848-1 select_features_#t~ret64 := select_one_#res;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_lowWaterSensor~0 := select_features_#t~ret64;havoc select_features_#t~ret64;assume { :begin_inline_select_one } true;havoc select_one_#res;havoc select_one_#t~nondet62, select_one_~retValue_acc~7, select_one_~choice~0;havoc select_one_~retValue_acc~7;select_one_~choice~0 := select_one_#t~nondet62;havoc select_one_#t~nondet62;select_one_~retValue_acc~7 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~7; 3781#L848-2 select_features_#t~ret65 := select_one_#res;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_methaneQuery~0 := select_features_#t~ret65;havoc select_features_#t~ret65;assume { :begin_inline_select_one } true;havoc select_one_#res;havoc select_one_#t~nondet62, select_one_~retValue_acc~7, select_one_~choice~0;havoc select_one_~retValue_acc~7;select_one_~choice~0 := select_one_#t~nondet62;havoc select_one_#t~nondet62;select_one_~retValue_acc~7 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~7; 3782#L848-3 select_features_#t~ret66 := select_one_#res;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_methaneAlarm~0 := select_features_#t~ret66;havoc select_features_#t~ret66;assume { :begin_inline_select_one } true;havoc select_one_#res;havoc select_one_#t~nondet62, select_one_~retValue_acc~7, select_one_~choice~0;havoc select_one_~retValue_acc~7;select_one_~choice~0 := select_one_#t~nondet62;havoc select_one_#t~nondet62;select_one_~retValue_acc~7 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~7; 3784#L848-4 select_features_#t~ret67 := select_one_#res;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_stopCommand~0 := select_features_#t~ret67;havoc select_features_#t~ret67;assume { :begin_inline_select_one } true;havoc select_one_#res;havoc select_one_#t~nondet62, select_one_~retValue_acc~7, select_one_~choice~0;havoc select_one_~retValue_acc~7;select_one_~choice~0 := select_one_#t~nondet62;havoc select_one_#t~nondet62;select_one_~retValue_acc~7 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~7; 3786#L848-5 select_features_#t~ret68 := select_one_#res;assume { :end_inline_select_one } true;~__SELECTED_FEATURE_startCommand~0 := select_features_#t~ret68;havoc select_features_#t~ret68; 3788#L865 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~8;havoc valid_product_~retValue_acc~8;valid_product_~retValue_acc~8 := ~__SELECTED_FEATURE_base~0;valid_product_#res := valid_product_~retValue_acc~8; 3794#L881 main_#t~ret81 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~11 := main_#t~ret81;havoc main_#t~ret81; 3795#L1108 assume 0 != main_~tmp~11;assume { :begin_inline_setup } true; 3830#L1085 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet0, test_#t~nondet1, test_#t~nondet2, test_#t~nondet3, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 3719#L64-3 [2018-11-18 08:42:42,657 INFO L796 eck$LassoCheckResult]: Loop: 3719#L64-3 assume true; 3720#L64-1 assume !false; 3681#L65 assume test_~splverifierCounter~0 < 4; 3682#L66 test_~tmp~0 := test_#t~nondet0;havoc test_#t~nondet0; 3801#L74 assume !(0 != test_~tmp~0); 3816#L74-2 test_~tmp___0~0 := test_#t~nondet1;havoc test_#t~nondet1; 3826#L84 assume !(0 != test_~tmp___0~0); 3820#L84-2 test_~tmp___2~0 := test_#t~nondet2;havoc test_#t~nondet2; 3821#L94 assume 0 != test_~tmp___2~0; 3845#L95 assume !(0 != ~__SELECTED_FEATURE_startCommand~0); 3279#L106-1 assume { :begin_inline_timeShift } true; 3349#L148 assume !(0 != ~pumpRunning~0); 3342#L148-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true; 3343#L291 assume !(0 != ~__SELECTED_FEATURE_methaneAlarm~0);assume { :begin_inline_processEnvironment__before__methaneAlarm } true; 3285#L248-2 assume !(0 != ~__SELECTED_FEATURE_lowWaterSensor~0);assume { :begin_inline_processEnvironment__before__lowWaterSensor } true; 3287#L205-8 assume !(0 != ~__SELECTED_FEATURE_highWaterSensor~0);assume { :begin_inline_processEnvironment__before__highWaterSensor } true; 3812#L172-26 assume { :end_inline_processEnvironment__before__highWaterSensor } true; 3147#L214-8 assume { :end_inline_processEnvironment__before__lowWaterSensor } true; 3201#L257-2 assume { :end_inline_processEnvironment__before__methaneAlarm } true; 3202#L300 assume { :end_inline_processEnvironment } true; 3489#L155-1 assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret69, __utac_acc__Specification1_spec__1_#t~ret70, __utac_acc__Specification1_spec__1_~tmp~10, __utac_acc__Specification1_spec__1_~tmp___0~3;havoc __utac_acc__Specification1_spec__1_~tmp~10;havoc __utac_acc__Specification1_spec__1_~tmp___0~3;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~9;havoc isMethaneLevelCritical_~retValue_acc~9;isMethaneLevelCritical_~retValue_acc~9 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~9; 3490#L957-10 __utac_acc__Specification1_spec__1_#t~ret69 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification1_spec__1_~tmp~10 := __utac_acc__Specification1_spec__1_#t~ret69;havoc __utac_acc__Specification1_spec__1_#t~ret69; 3596#L895 assume !(0 != __utac_acc__Specification1_spec__1_~tmp~10); 3247#L895-1 assume { :end_inline___utac_acc__Specification1_spec__1 } true; 3248#L165 assume { :end_inline_timeShift } true; 3719#L64-3 [2018-11-18 08:42:42,657 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:42:42,657 INFO L82 PathProgramCache]: Analyzing trace with hash 1125405515, now seen corresponding path program 2 times [2018-11-18 08:42:42,657 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:42:42,657 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:42:42,658 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:42:42,658 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:42:42,658 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:42:42,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 08:42:42,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 08:42:42,700 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:42:42,700 INFO L82 PathProgramCache]: Analyzing trace with hash 173925659, now seen corresponding path program 1 times [2018-11-18 08:42:42,700 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:42:42,700 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:42:42,701 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:42:42,701 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 08:42:42,701 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:42:42,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 08:42:42,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 08:42:42,710 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:42:42,710 INFO L82 PathProgramCache]: Analyzing trace with hash -1534133999, now seen corresponding path program 1 times [2018-11-18 08:42:42,710 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 08:42:42,710 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 08:42:42,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:42:42,728 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 08:42:42,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 08:42:42,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 08:42:42,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 08:44:06,858 WARN L180 SmtUtils]: Spent 1.40 m on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2018-11-18 08:44:15,831 WARN L180 SmtUtils]: Spent 8.96 s on a formula simplification that was a NOOP. DAG size: 404 [2018-11-18 08:44:15,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 18.11 08:44:15 BoogieIcfgContainer [2018-11-18 08:44:15,894 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-18 08:44:15,894 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 08:44:15,895 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 08:44:15,895 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 08:44:15,896 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:42:41" (3/4) ... [2018-11-18 08:44:15,899 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-11-18 08:44:15,951 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0455d4fc-37c1-41a1-8326-918bc25ab3d6/bin-2019/uautomizer/witness.graphml [2018-11-18 08:44:15,951 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 08:44:15,952 INFO L168 Benchmark]: Toolchain (without parser) took 95878.26 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 322.4 MB). Free memory was 951.1 MB in the beginning and 970.6 MB in the end (delta: -19.6 MB). Peak memory consumption was 302.9 MB. Max. memory is 11.5 GB. [2018-11-18 08:44:15,953 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 08:44:15,953 INFO L168 Benchmark]: CACSL2BoogieTranslator took 377.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -187.8 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. [2018-11-18 08:44:15,954 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. [2018-11-18 08:44:15,954 INFO L168 Benchmark]: Boogie Preprocessor took 70.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. [2018-11-18 08:44:15,954 INFO L168 Benchmark]: RCFGBuilder took 1102.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 944.8 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.8 MB. Max. memory is 11.5 GB. [2018-11-18 08:44:15,954 INFO L168 Benchmark]: BuchiAutomizer took 94189.33 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 167.2 MB). Free memory was 944.8 MB in the beginning and 978.0 MB in the end (delta: -33.2 MB). Peak memory consumption was 214.1 MB. Max. memory is 11.5 GB. [2018-11-18 08:44:15,955 INFO L168 Benchmark]: Witness Printer took 56.86 ms. Allocated memory is still 1.4 GB. Free memory was 978.0 MB in the beginning and 970.6 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. [2018-11-18 08:44:15,956 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 377.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -187.8 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 78.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 70.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1102.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 944.8 MB in the end (delta: 173.8 MB). Peak memory consumption was 173.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 94189.33 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 167.2 MB). Free memory was 944.8 MB in the beginning and 978.0 MB in the end (delta: -33.2 MB). Peak memory consumption was 214.1 MB. Max. memory is 11.5 GB. * Witness Printer took 56.86 ms. Allocated memory is still 1.4 GB. Free memory was 978.0 MB in the beginning and 970.6 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 7 locations. The remainder module has 811 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 94.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 93.6s. Construction of modules took 0.1s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1484 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 811 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 1024 SDtfs, 6017 SDslu, 7407 SDs, 0 SdLazy, 70 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 64]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@39d1c93=0, NULL=0, "Pump(System:"=39, "libacc.c"=20, "libacc.c"=0, "libacc.c"=28, "i > 0 && i <= this->argsCount"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2e979fae=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1735b24a=168, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@21b655f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5df46d71=0, methaneLevelCritical=0, ")"=12, tmp___1=0, "Off"=34, cleanupTimeShifts=4, tmp=0, "i > 0 && i <= this->argsCount"=29, "Off"=37, tmp=1, waterLevel=1, __SELECTED_FEATURE_methaneAlarm=0, "libacc.c"=17, "On"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@15668964=0, "libacc.c"=0, tmp___0=0, \result=1, head=0, pumpRunning=0, "i > 0 && i <= this->argsCount"=18, ",Meth:"=14, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7772fe4f=0, "OK"=0, "Env(Water:%i"=0, ",Meth:"=0, "CRIT"=0, __SELECTED_FEATURE_stopCommand=0, "CRIT"=8, "__utac__get_this_argtype"=16, head=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@160ea6c9=0, "\n"=31, choice=0, "__utac__get_this_arg"=0, \result=0, __SELECTED_FEATURE_base=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4af949f=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2a043c61=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@761d0595=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6e8db29d=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7b86dd5b=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@109e2f6f=0, "Env(Water:%i"=15, "__utac__get_this_argtype"=19, ")"=0, __GUIDSL_ROOT_PRODUCTION=1, "OK"=11, tmp___0=0, tmp=0, "__utac__get_this_arg"=23, NULL=0, systemActive=1, "Off"=0, retValue_acc=0, "On"=38, "Pump(System:"=0, "__utac__get_this_arg"=27, __SELECTED_FEATURE_lowWaterSensor=0, "i > 0 && i <= this->argsCount"=0, "__utac__get_this_arg"=0, "libacc.c"=0, "libacc.c"=0, "i > 0 && i <= this->argsCount"=0, "__utac__get_this_argtype"=0, retValue_acc=0, "On"=35, retValue_acc=0, "libacc.c"=24, \result=0, ",Pump:"=0, __SELECTED_FEATURE_highWaterSensor=0, "On"=0, "i > 0 && i <= this->argsCount"=26, ") "=33, retValue_acc=1, __SELECTED_FEATURE_methaneQuery=0, tmp___2=168, splverifierCounter=0, "__utac__get_this_argtype"=0, \result=0, __SELECTED_FEATURE_startCommand=0, "\n"=0, "Off"=0, ",Pump:"=36, ") "=0, "i > 0 && i <= this->argsCount"=22, "i > 0 && i <= this->argsCount"=0} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 64]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L379] FCALL "Pump(System:" [L383] FCALL "On" [L387] FCALL "Off" [L391] FCALL ",Pump:" [L395] FCALL "On" [L399] FCALL "Off" [L403] FCALL ") " [L405] FCALL "\n" [L769] FCALL "i > 0 && i <= this->argsCount" [L769] FCALL "libacc.c" [L770] FCALL "__utac__get_this_arg" [L776] FCALL "i > 0 && i <= this->argsCount" [L776] FCALL "libacc.c" [L777] FCALL "__utac__get_this_arg" [L815] FCALL "i > 0 && i <= this->argsCount" [L815] FCALL "libacc.c" [L816] FCALL "__utac__get_this_argtype" [L822] FCALL "i > 0 && i <= this->argsCount" [L822] FCALL "libacc.c" [L823] FCALL "__utac__get_this_argtype" [L966] FCALL "Env(Water:%i" [L967] FCALL ",Meth:" [L971] FCALL "CRIT" [L975] FCALL "OK" [L979] FCALL ")" [L40] int __SELECTED_FEATURE_base ; [L41] int __SELECTED_FEATURE_highWaterSensor ; [L42] int __SELECTED_FEATURE_lowWaterSensor ; [L43] int __SELECTED_FEATURE_methaneQuery ; [L44] int __SELECTED_FEATURE_methaneAlarm ; [L45] int __SELECTED_FEATURE_stopCommand ; [L46] int __SELECTED_FEATURE_startCommand ; [L47] int __GUIDSL_ROOT_PRODUCTION ; [L140] int pumpRunning = 0; [L141] int systemActive = 1; [L914] int waterLevel = 1; [L915] int methaneLevelCritical = 0; [L1026] int cleanupTimeShifts = 4; [L641] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L1099] int retValue_acc ; [L1100] int tmp ; [L1104] CALL select_helpers() [L872] RET __GUIDSL_ROOT_PRODUCTION = 1 [L1104] select_helpers() [L1105] CALL select_features() [L857] __SELECTED_FEATURE_base = 1 [L858] CALL, EXPR select_one() [L843] int retValue_acc ; [L844] int choice = __VERIFIER_nondet_int(); [L847] retValue_acc = choice [L848] RET return (retValue_acc); [L858] EXPR select_one() [L858] __SELECTED_FEATURE_highWaterSensor = select_one() [L859] CALL, EXPR select_one() [L843] int retValue_acc ; [L844] int choice = __VERIFIER_nondet_int(); [L847] retValue_acc = choice [L848] RET return (retValue_acc); [L859] EXPR select_one() [L859] __SELECTED_FEATURE_lowWaterSensor = select_one() [L860] CALL, EXPR select_one() [L843] int retValue_acc ; [L844] int choice = __VERIFIER_nondet_int(); [L847] retValue_acc = choice [L848] RET return (retValue_acc); [L860] EXPR select_one() [L860] __SELECTED_FEATURE_methaneQuery = select_one() [L861] CALL, EXPR select_one() [L843] int retValue_acc ; [L844] int choice = __VERIFIER_nondet_int(); [L847] retValue_acc = choice [L848] RET return (retValue_acc); [L861] EXPR select_one() [L861] __SELECTED_FEATURE_methaneAlarm = select_one() [L862] CALL, EXPR select_one() [L843] int retValue_acc ; [L844] int choice = __VERIFIER_nondet_int(); [L847] retValue_acc = choice [L848] RET return (retValue_acc); [L862] EXPR select_one() [L862] __SELECTED_FEATURE_stopCommand = select_one() [L863] CALL, EXPR select_one() [L843] int retValue_acc ; [L844] int choice = __VERIFIER_nondet_int(); [L847] retValue_acc = choice [L848] RET return (retValue_acc); [L863] EXPR select_one() [L863] RET __SELECTED_FEATURE_startCommand = select_one() [L1105] select_features() [L1106] CALL, EXPR valid_product() [L877] int retValue_acc ; [L880] retValue_acc = __SELECTED_FEATURE_base [L881] RET return (retValue_acc); [L1106] EXPR valid_product() [L1106] tmp = valid_product() [L1108] COND TRUE \read(tmp) [L1110] FCALL setup() [L1111] CALL runTest() [L1093] CALL test() [L55] int splverifierCounter ; [L56] int tmp ; [L57] int tmp___0 ; [L58] int tmp___1 ; [L59] int tmp___2 ; [L62] splverifierCounter = 0 Loop: [L64] COND TRUE 1 [L66] COND TRUE splverifierCounter < 4 [L72] tmp = __VERIFIER_nondet_int() [L74] COND FALSE !(\read(tmp)) [L82] tmp___0 = __VERIFIER_nondet_int() [L84] COND FALSE !(\read(tmp___0)) [L92] tmp___2 = __VERIFIER_nondet_int() [L94] COND TRUE \read(tmp___2) [L95] COND FALSE !(\read(__SELECTED_FEATURE_startCommand)) [L119] CALL timeShift() [L148] COND FALSE !(\read(pumpRunning)) [L155] COND TRUE \read(systemActive) [L157] CALL processEnvironment() [L291] COND FALSE !(\read(__SELECTED_FEATURE_methaneAlarm)) [L298] CALL processEnvironment__before__methaneAlarm() [L248] COND FALSE !(\read(__SELECTED_FEATURE_lowWaterSensor)) [L255] CALL processEnvironment__before__lowWaterSensor() [L205] COND FALSE !(\read(__SELECTED_FEATURE_highWaterSensor)) [L212] RET, FCALL processEnvironment__before__highWaterSensor() [L255] RET processEnvironment__before__lowWaterSensor() [L298] RET processEnvironment__before__methaneAlarm() [L157] processEnvironment() [L163] CALL __utac_acc__Specification1_spec__1() [L888] int tmp ; [L889] int tmp___0 ; [L893] CALL, EXPR isMethaneLevelCritical() [L953] int retValue_acc ; [L956] retValue_acc = methaneLevelCritical [L957] RET return (retValue_acc); [L893] EXPR isMethaneLevelCritical() [L893] tmp = isMethaneLevelCritical() [L895] COND FALSE, RET !(\read(tmp)) [L163] RET __utac_acc__Specification1_spec__1() [L119] timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...