./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product05_false-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_41569d8a-7b8f-4f4d-9da2-a43fbf9336e0/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_41569d8a-7b8f-4f4d-9da2-a43fbf9336e0/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_41569d8a-7b8f-4f4d-9da2-a43fbf9336e0/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_41569d8a-7b8f-4f4d-9da2-a43fbf9336e0/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product05_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_41569d8a-7b8f-4f4d-9da2-a43fbf9336e0/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_41569d8a-7b8f-4f4d-9da2-a43fbf9336e0/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 904c71b80b4bb17fcf1b6c28867d5f8f29ca13f4 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 0.1.23-1dbac8b [2018-11-10 05:37:18,675 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:37:18,676 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:37:18,683 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:37:18,683 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:37:18,684 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:37:18,684 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:37:18,686 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:37:18,687 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:37:18,687 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:37:18,688 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:37:18,688 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:37:18,689 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:37:18,689 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:37:18,690 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:37:18,690 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:37:18,691 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:37:18,692 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:37:18,693 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:37:18,694 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:37:18,695 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:37:18,695 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:37:18,697 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:37:18,697 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:37:18,697 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:37:18,698 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:37:18,699 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:37:18,699 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:37:18,700 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:37:18,700 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:37:18,701 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:37:18,701 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:37:18,701 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:37:18,701 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:37:18,702 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:37:18,703 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:37:18,703 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_41569d8a-7b8f-4f4d-9da2-a43fbf9336e0/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-10 05:37:18,711 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:37:18,711 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:37:18,712 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:37:18,712 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:37:18,712 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 05:37:18,712 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-10 05:37:18,713 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-10 05:37:18,713 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-10 05:37:18,713 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-10 05:37:18,713 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-10 05:37:18,713 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-10 05:37:18,713 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:37:18,713 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:37:18,714 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-10 05:37:18,714 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:37:18,714 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:37:18,714 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:37:18,714 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-10 05:37:18,714 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-10 05:37:18,714 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-10 05:37:18,714 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:37:18,715 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:37:18,715 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-10 05:37:18,715 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-10 05:37:18,715 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:37:18,715 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 05:37:18,715 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-10 05:37:18,715 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:37:18,716 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 05:37:18,716 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-10 05:37:18,716 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-10 05:37:18,717 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_41569d8a-7b8f-4f4d-9da2-a43fbf9336e0/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 -> 904c71b80b4bb17fcf1b6c28867d5f8f29ca13f4 [2018-11-10 05:37:18,743 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:37:18,752 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:37:18,754 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:37:18,756 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:37:18,756 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:37:18,756 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_41569d8a-7b8f-4f4d-9da2-a43fbf9336e0/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product05_false-unreach-call_false-termination.cil.c [2018-11-10 05:37:18,795 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_41569d8a-7b8f-4f4d-9da2-a43fbf9336e0/bin-2019/uautomizer/data/c2397cc1c/b08df45a35104e45a3e3378c4dc2749f/FLAG4de609ef3 [2018-11-10 05:37:19,248 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:37:19,248 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_41569d8a-7b8f-4f4d-9da2-a43fbf9336e0/sv-benchmarks/c/product-lines/minepump_spec3_product05_false-unreach-call_false-termination.cil.c [2018-11-10 05:37:19,255 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_41569d8a-7b8f-4f4d-9da2-a43fbf9336e0/bin-2019/uautomizer/data/c2397cc1c/b08df45a35104e45a3e3378c4dc2749f/FLAG4de609ef3 [2018-11-10 05:37:19,266 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_41569d8a-7b8f-4f4d-9da2-a43fbf9336e0/bin-2019/uautomizer/data/c2397cc1c/b08df45a35104e45a3e3378c4dc2749f [2018-11-10 05:37:19,269 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:37:19,270 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:37:19,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:37:19,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:37:19,274 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:37:19,275 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:37:19" (1/1) ... [2018-11-10 05:37:19,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@597bda04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:37:19, skipping insertion in model container [2018-11-10 05:37:19,277 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:37:19" (1/1) ... [2018-11-10 05:37:19,286 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:37:19,319 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:37:19,503 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:37:19,511 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:37:19,562 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:37:19,578 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:37:19,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:37:19 WrapperNode [2018-11-10 05:37:19,579 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:37:19,579 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:37:19,579 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:37:19,579 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:37:19,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:37:19" (1/1) ... [2018-11-10 05:37:19,636 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:37:19" (1/1) ... [2018-11-10 05:37:19,664 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:37:19,664 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:37:19,664 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:37:19,664 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:37:19,670 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:37:19" (1/1) ... [2018-11-10 05:37:19,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:37:19" (1/1) ... [2018-11-10 05:37:19,674 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:37:19" (1/1) ... [2018-11-10 05:37:19,674 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:37:19" (1/1) ... [2018-11-10 05:37:19,683 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:37:19" (1/1) ... [2018-11-10 05:37:19,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:37:19" (1/1) ... [2018-11-10 05:37:19,691 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:37:19" (1/1) ... [2018-11-10 05:37:19,698 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:37:19,699 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:37:19,699 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:37:19,699 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:37:19,700 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:37:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_41569d8a-7b8f-4f4d-9da2-a43fbf9336e0/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 [2018-11-10 05:37:19,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:37:19,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:37:20,312 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:37:20,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:37:20 BoogieIcfgContainer [2018-11-10 05:37:20,313 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:37:20,313 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-10 05:37:20,313 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-10 05:37:20,316 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-10 05:37:20,316 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 05:37:20,316 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 05:37:19" (1/3) ... [2018-11-10 05:37:20,317 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@41b7e0b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 05:37:20, skipping insertion in model container [2018-11-10 05:37:20,317 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 05:37:20,317 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:37:19" (2/3) ... [2018-11-10 05:37:20,318 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@41b7e0b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 05:37:20, skipping insertion in model container [2018-11-10 05:37:20,318 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-10 05:37:20,318 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:37:20" (3/3) ... [2018-11-10 05:37:20,320 INFO L375 chiAutomizerObserver]: Analyzing ICFG minepump_spec3_product05_false-unreach-call_false-termination.cil.c [2018-11-10 05:37:20,358 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 05:37:20,358 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-10 05:37:20,358 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-10 05:37:20,358 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-10 05:37:20,358 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 05:37:20,358 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 05:37:20,359 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-10 05:37:20,359 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 05:37:20,359 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-10 05:37:20,370 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 104 states. [2018-11-10 05:37:20,391 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 66 [2018-11-10 05:37:20,391 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 05:37:20,391 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 05:37:20,398 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:37:20,398 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:37:20,398 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-10 05:37:20,398 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 104 states. [2018-11-10 05:37:20,402 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 66 [2018-11-10 05:37:20,402 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 05:37:20,403 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 05:37:20,403 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:37:20,403 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:37:20,409 INFO L793 eck$LassoCheckResult]: Stem: 84#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string4.base, #t~string4.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string6.base, #t~string6.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 0 := 79];#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 1 := 110];#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 4;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string8.base, #t~string8.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string8.base,#t~string8.offset + 0 := 79];#memory_int := #memory_int[#t~string8.base,#t~string8.offset + 1 := 102];#memory_int := #memory_int[#t~string8.base,#t~string8.offset + 2 := 102];#memory_int := #memory_int[#t~string8.base,#t~string8.offset + 3 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 7;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string10.base, #t~string10.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 0 := 44];#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 1 := 80];#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 2 := 117];#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 3 := 109];#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 4 := 112];#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 5 := 58];#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string12.base, #t~string12.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string12.base,#t~string12.offset + 0 := 79];#memory_int := #memory_int[#t~string12.base,#t~string12.offset + 1 := 110];#memory_int := #memory_int[#t~string12.base,#t~string12.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 4;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string14.base, #t~string14.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string14.base,#t~string14.offset + 0 := 79];#memory_int := #memory_int[#t~string14.base,#t~string14.offset + 1 := 102];#memory_int := #memory_int[#t~string14.base,#t~string14.offset + 2 := 102];#memory_int := #memory_int[#t~string14.base,#t~string14.offset + 3 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string16.base, #t~string16.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string16.base,#t~string16.offset + 0 := 41];#memory_int := #memory_int[#t~string16.base,#t~string16.offset + 1 := 32];#memory_int := #memory_int[#t~string16.base,#t~string16.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 2;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string18.base, #t~string18.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string18.base,#t~string18.offset + 0 := 10];#memory_int := #memory_int[#t~string18.base,#t~string18.offset + 1 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string42.base, #t~string42.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string43.base, #t~string43.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string44.base, #t~string44.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string45.base, #t~string45.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string46.base, #t~string46.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string47.base, #t~string47.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string51.base, #t~string51.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string52.base, #t~string52.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string53.base, #t~string53.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string54.base, #t~string54.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string55.base, #t~string55.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string56.base, #t~string56.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string60.base, #t~string60.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 7;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string62.base, #t~string62.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 0 := 44];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 1 := 77];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 2 := 101];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 3 := 116];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 4 := 104];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 5 := 58];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 5;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string64.base, #t~string64.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 0 := 67];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 1 := 82];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 2 := 73];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 3 := 84];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 4 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string66.base, #t~string66.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 0 := 79];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 1 := 75];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 2;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string68.base, #t~string68.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 0 := 41];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 1 := 0];~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 12#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret23, main_~retValue_acc~4, main_~tmp~2;havoc main_~retValue_acc~4;havoc main_~tmp~2;assume { :begin_inline_select_helpers } true; 15#L65true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 60#L58true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; 10#L73true main_#t~ret23 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~2 := main_#t~ret23;havoc main_#t~ret23; 106#L379true assume main_~tmp~2 != 0;assume { :begin_inline_setup } true; 32#L356true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet19, test_#t~nondet20, test_#t~nondet21, test_#t~nondet22, test_~splverifierCounter~0, test_~tmp~1, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~1;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 79#L242-3true [2018-11-10 05:37:20,409 INFO L795 eck$LassoCheckResult]: Loop: 79#L242-3true assume true; 82#L242-1true assume !false; 45#L243true assume test_~splverifierCounter~0 < 4; 100#L244true test_~tmp~1 := test_#t~nondet19;havoc test_#t~nondet19; 5#L252true assume !(test_~tmp~1 != 0); 3#L252-2true test_~tmp___0~0 := test_#t~nondet20;havoc test_#t~nondet20; 51#L262true assume !(test_~tmp___0~0 != 0); 59#L262-2true test_~tmp___2~0 := test_#t~nondet21;havoc test_#t~nondet21; 90#L272true assume test_~tmp___2~0 != 0; 70#L278-2true assume { :begin_inline_timeShift } true; 21#L103true assume !(~pumpRunning~0 != 0); 18#L103-2true assume !(~systemActive~0 != 0); 89#L110-1true assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret69, __utac_acc__Specification3_spec__1_#t~ret70, __utac_acc__Specification3_spec__1_#t~ret71, __utac_acc__Specification3_spec__1_~tmp~6, __utac_acc__Specification3_spec__1_~tmp___0~1, __utac_acc__Specification3_spec__1_~tmp___1~1;havoc __utac_acc__Specification3_spec__1_~tmp~6;havoc __utac_acc__Specification3_spec__1_~tmp___0~1;havoc __utac_acc__Specification3_spec__1_~tmp___1~1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~8;havoc isMethaneLevelCritical_~retValue_acc~8;isMethaneLevelCritical_~retValue_acc~8 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~8; 97#L803-1true __utac_acc__Specification3_spec__1_#t~ret69 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~6 := __utac_acc__Specification3_spec__1_#t~ret69;havoc __utac_acc__Specification3_spec__1_#t~ret69; 29#L849true assume __utac_acc__Specification3_spec__1_~tmp~6 != 0; 7#L855-1true assume { :end_inline___utac_acc__Specification3_spec__1 } true; 17#L120true assume { :end_inline_timeShift } true; 79#L242-3true [2018-11-10 05:37:20,414 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:37:20,415 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times [2018-11-10 05:37:20,416 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:37:20,417 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:37:20,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:37:20,451 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:37:20,451 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:37:20,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:37:20,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:37:20,615 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:37:20,615 INFO L82 PathProgramCache]: Analyzing trace with hash 1626146885, now seen corresponding path program 1 times [2018-11-10 05:37:20,615 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:37:20,615 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:37:20,616 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:37:20,616 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:37:20,616 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:37:20,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:37:20,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:37:20,632 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:37:20,632 INFO L82 PathProgramCache]: Analyzing trace with hash 694465281, now seen corresponding path program 1 times [2018-11-10 05:37:20,632 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:37:20,632 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:37:20,633 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:37:20,633 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:37:20,633 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:37:20,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:37:20,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:37:20,757 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:37:20,757 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 05:37:20,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 05:37:20,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-10 05:37:20,840 INFO L87 Difference]: Start difference. First operand 104 states. Second operand 6 states. [2018-11-10 05:37:20,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:37:20,988 INFO L93 Difference]: Finished difference Result 101 states and 126 transitions. [2018-11-10 05:37:20,988 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-10 05:37:20,990 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 101 states and 126 transitions. [2018-11-10 05:37:20,993 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 62 [2018-11-10 05:37:20,997 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 101 states to 91 states and 116 transitions. [2018-11-10 05:37:20,998 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 91 [2018-11-10 05:37:20,999 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 91 [2018-11-10 05:37:20,999 INFO L73 IsDeterministic]: Start isDeterministic. Operand 91 states and 116 transitions. [2018-11-10 05:37:21,001 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 05:37:21,001 INFO L705 BuchiCegarLoop]: Abstraction has 91 states and 116 transitions. [2018-11-10 05:37:21,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states and 116 transitions. [2018-11-10 05:37:21,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2018-11-10 05:37:21,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2018-11-10 05:37:21,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 116 transitions. [2018-11-10 05:37:21,029 INFO L728 BuchiCegarLoop]: Abstraction has 91 states and 116 transitions. [2018-11-10 05:37:21,029 INFO L608 BuchiCegarLoop]: Abstraction has 91 states and 116 transitions. [2018-11-10 05:37:21,029 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-10 05:37:21,029 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 91 states and 116 transitions. [2018-11-10 05:37:21,030 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 62 [2018-11-10 05:37:21,031 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 05:37:21,031 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 05:37:21,031 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:37:21,031 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] [2018-11-10 05:37:21,032 INFO L793 eck$LassoCheckResult]: Stem: 292#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string4.base, #t~string4.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string6.base, #t~string6.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 0 := 79];#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 1 := 110];#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 4;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string8.base, #t~string8.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string8.base,#t~string8.offset + 0 := 79];#memory_int := #memory_int[#t~string8.base,#t~string8.offset + 1 := 102];#memory_int := #memory_int[#t~string8.base,#t~string8.offset + 2 := 102];#memory_int := #memory_int[#t~string8.base,#t~string8.offset + 3 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 7;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string10.base, #t~string10.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 0 := 44];#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 1 := 80];#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 2 := 117];#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 3 := 109];#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 4 := 112];#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 5 := 58];#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string12.base, #t~string12.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string12.base,#t~string12.offset + 0 := 79];#memory_int := #memory_int[#t~string12.base,#t~string12.offset + 1 := 110];#memory_int := #memory_int[#t~string12.base,#t~string12.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 4;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string14.base, #t~string14.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string14.base,#t~string14.offset + 0 := 79];#memory_int := #memory_int[#t~string14.base,#t~string14.offset + 1 := 102];#memory_int := #memory_int[#t~string14.base,#t~string14.offset + 2 := 102];#memory_int := #memory_int[#t~string14.base,#t~string14.offset + 3 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string16.base, #t~string16.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string16.base,#t~string16.offset + 0 := 41];#memory_int := #memory_int[#t~string16.base,#t~string16.offset + 1 := 32];#memory_int := #memory_int[#t~string16.base,#t~string16.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 2;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string18.base, #t~string18.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string18.base,#t~string18.offset + 0 := 10];#memory_int := #memory_int[#t~string18.base,#t~string18.offset + 1 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string42.base, #t~string42.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string43.base, #t~string43.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string44.base, #t~string44.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string45.base, #t~string45.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string46.base, #t~string46.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string47.base, #t~string47.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string51.base, #t~string51.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string52.base, #t~string52.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string53.base, #t~string53.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string54.base, #t~string54.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string55.base, #t~string55.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string56.base, #t~string56.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string60.base, #t~string60.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 7;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string62.base, #t~string62.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 0 := 44];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 1 := 77];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 2 := 101];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 3 := 116];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 4 := 104];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 5 := 58];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 5;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string64.base, #t~string64.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 0 := 67];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 1 := 82];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 2 := 73];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 3 := 84];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 4 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string66.base, #t~string66.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 0 := 79];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 1 := 75];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 2;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string68.base, #t~string68.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 0 := 41];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 1 := 0];~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 266#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret23, main_~retValue_acc~4, main_~tmp~2;havoc main_~retValue_acc~4;havoc main_~tmp~2;assume { :begin_inline_select_helpers } true; 267#L65 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 225#L58 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; 226#L73 main_#t~ret23 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~2 := main_#t~ret23;havoc main_#t~ret23; 260#L379 assume main_~tmp~2 != 0;assume { :begin_inline_setup } true; 304#L356 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet19, test_#t~nondet20, test_#t~nondet21, test_#t~nondet22, test_~splverifierCounter~0, test_~tmp~1, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~1;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 274#L242-3 [2018-11-10 05:37:21,032 INFO L795 eck$LassoCheckResult]: Loop: 274#L242-3 assume true; 281#L242-1 assume !false; 285#L243 assume test_~splverifierCounter~0 < 4; 312#L244 test_~tmp~1 := test_#t~nondet19;havoc test_#t~nondet19; 238#L252 assume !(test_~tmp~1 != 0); 223#L252-2 test_~tmp___0~0 := test_#t~nondet20;havoc test_#t~nondet20; 224#L262 assume !(test_~tmp___0~0 != 0); 264#L262-2 test_~tmp___2~0 := test_#t~nondet21;havoc test_#t~nondet21; 307#L272 assume test_~tmp___2~0 != 0; 261#L278-2 assume { :begin_inline_timeShift } true; 262#L103 assume !(~pumpRunning~0 != 0); 282#L103-2 assume ~systemActive~0 != 0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~0;havoc processEnvironment_~tmp~0; 243#L135 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__base } true; 245#L127-1 assume { :end_inline_processEnvironment__wrappee__base } true; 235#L135-1 assume { :end_inline_processEnvironment } true; 236#L110-1 assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret69, __utac_acc__Specification3_spec__1_#t~ret70, __utac_acc__Specification3_spec__1_#t~ret71, __utac_acc__Specification3_spec__1_~tmp~6, __utac_acc__Specification3_spec__1_~tmp___0~1, __utac_acc__Specification3_spec__1_~tmp___1~1;havoc __utac_acc__Specification3_spec__1_~tmp~6;havoc __utac_acc__Specification3_spec__1_~tmp___0~1;havoc __utac_acc__Specification3_spec__1_~tmp___1~1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~8;havoc isMethaneLevelCritical_~retValue_acc~8;isMethaneLevelCritical_~retValue_acc~8 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~8; 300#L803-1 __utac_acc__Specification3_spec__1_#t~ret69 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~6 := __utac_acc__Specification3_spec__1_#t~ret69;havoc __utac_acc__Specification3_spec__1_#t~ret69; 298#L849 assume __utac_acc__Specification3_spec__1_~tmp~6 != 0; 241#L855-1 assume { :end_inline___utac_acc__Specification3_spec__1 } true; 248#L120 assume { :end_inline_timeShift } true; 274#L242-3 [2018-11-10 05:37:21,032 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:37:21,033 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times [2018-11-10 05:37:21,033 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:37:21,033 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:37:21,034 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:37:21,034 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:37:21,034 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:37:21,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:37:21,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:37:21,099 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:37:21,099 INFO L82 PathProgramCache]: Analyzing trace with hash -1128279929, now seen corresponding path program 1 times [2018-11-10 05:37:21,100 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:37:21,100 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:37:21,101 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:37:21,101 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 05:37:21,101 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:37:21,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:37:21,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:37:21,111 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:37:21,111 INFO L82 PathProgramCache]: Analyzing trace with hash 1518689355, now seen corresponding path program 1 times [2018-11-10 05:37:21,111 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:37:21,111 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:37:21,113 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:37:21,113 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:37:21,113 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:37:21,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:37:21,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:37:21,171 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 05:37:21,171 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 05:37:21,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 05:37:21,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-10 05:37:21,267 INFO L87 Difference]: Start difference. First operand 91 states and 116 transitions. cyclomatic complexity: 27 Second operand 5 states. [2018-11-10 05:37:21,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 05:37:21,493 INFO L93 Difference]: Finished difference Result 312 states and 401 transitions. [2018-11-10 05:37:21,494 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-10 05:37:21,494 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 312 states and 401 transitions. [2018-11-10 05:37:21,500 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 219 [2018-11-10 05:37:21,503 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 312 states to 312 states and 401 transitions. [2018-11-10 05:37:21,503 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 312 [2018-11-10 05:37:21,504 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 312 [2018-11-10 05:37:21,504 INFO L73 IsDeterministic]: Start isDeterministic. Operand 312 states and 401 transitions. [2018-11-10 05:37:21,506 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-10 05:37:21,506 INFO L705 BuchiCegarLoop]: Abstraction has 312 states and 401 transitions. [2018-11-10 05:37:21,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states and 401 transitions. [2018-11-10 05:37:21,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 175. [2018-11-10 05:37:21,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2018-11-10 05:37:21,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 221 transitions. [2018-11-10 05:37:21,518 INFO L728 BuchiCegarLoop]: Abstraction has 175 states and 221 transitions. [2018-11-10 05:37:21,519 INFO L608 BuchiCegarLoop]: Abstraction has 175 states and 221 transitions. [2018-11-10 05:37:21,519 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2018-11-10 05:37:21,519 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 175 states and 221 transitions. [2018-11-10 05:37:21,520 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 124 [2018-11-10 05:37:21,524 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-10 05:37:21,524 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-10 05:37:21,525 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-10 05:37:21,525 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] [2018-11-10 05:37:21,525 INFO L793 eck$LassoCheckResult]: Stem: 715#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string4.base, #t~string4.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string6.base, #t~string6.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 0 := 79];#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 1 := 110];#memory_int := #memory_int[#t~string6.base,#t~string6.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 4;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string8.base, #t~string8.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string8.base,#t~string8.offset + 0 := 79];#memory_int := #memory_int[#t~string8.base,#t~string8.offset + 1 := 102];#memory_int := #memory_int[#t~string8.base,#t~string8.offset + 2 := 102];#memory_int := #memory_int[#t~string8.base,#t~string8.offset + 3 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 7;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string10.base, #t~string10.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 0 := 44];#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 1 := 80];#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 2 := 117];#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 3 := 109];#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 4 := 112];#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 5 := 58];#memory_int := #memory_int[#t~string10.base,#t~string10.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string12.base, #t~string12.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string12.base,#t~string12.offset + 0 := 79];#memory_int := #memory_int[#t~string12.base,#t~string12.offset + 1 := 110];#memory_int := #memory_int[#t~string12.base,#t~string12.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 4;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string14.base, #t~string14.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string14.base,#t~string14.offset + 0 := 79];#memory_int := #memory_int[#t~string14.base,#t~string14.offset + 1 := 102];#memory_int := #memory_int[#t~string14.base,#t~string14.offset + 2 := 102];#memory_int := #memory_int[#t~string14.base,#t~string14.offset + 3 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string16.base, #t~string16.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string16.base,#t~string16.offset + 0 := 41];#memory_int := #memory_int[#t~string16.base,#t~string16.offset + 1 := 32];#memory_int := #memory_int[#t~string16.base,#t~string16.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 2;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string18.base, #t~string18.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string18.base,#t~string18.offset + 0 := 10];#memory_int := #memory_int[#t~string18.base,#t~string18.offset + 1 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string42.base, #t~string42.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string43.base, #t~string43.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string44.base, #t~string44.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string45.base, #t~string45.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string46.base, #t~string46.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 21;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string47.base, #t~string47.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string51.base, #t~string51.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string52.base, #t~string52.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string53.base, #t~string53.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 30;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string54.base, #t~string54.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 9;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string55.base, #t~string55.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 25;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string56.base, #t~string56.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 13;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string60.base, #t~string60.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 7;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string62.base, #t~string62.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 0 := 44];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 1 := 77];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 2 := 101];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 3 := 116];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 4 := 104];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 5 := 58];#memory_int := #memory_int[#t~string62.base,#t~string62.offset + 6 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 5;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string64.base, #t~string64.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 0 := 67];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 1 := 82];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 2 := 73];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 3 := 84];#memory_int := #memory_int[#t~string64.base,#t~string64.offset + 4 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 3;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string66.base, #t~string66.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 0 := 79];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 1 := 75];#memory_int := #memory_int[#t~string66.base,#t~string66.offset + 2 := 0];#Ultimate.alloc_old_#length, #Ultimate.alloc_old_#valid := #length, #valid;assume { :begin_inline_#Ultimate.alloc } true;#Ultimate.alloc_~size := 2;havoc #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;havoc #valid, #length;assume #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base] == 0;assume #valid == #Ultimate.alloc_old_#valid[#Ultimate.alloc_#res.base := 1];assume #Ultimate.alloc_#res.offset == 0;assume #Ultimate.alloc_#res.base != 0;assume #length == #Ultimate.alloc_old_#length[#Ultimate.alloc_#res.base := #Ultimate.alloc_~size];#t~string68.base, #t~string68.offset := #Ultimate.alloc_#res.base, #Ultimate.alloc_#res.offset;assume { :end_inline_#Ultimate.alloc } true;#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 0 := 41];#memory_int := #memory_int[#t~string68.base,#t~string68.offset + 1 := 0];~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 687#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret23, main_~retValue_acc~4, main_~tmp~2;havoc main_~retValue_acc~4;havoc main_~tmp~2;assume { :begin_inline_select_helpers } true; 688#L65 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 644#L58 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; 645#L73 main_#t~ret23 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~2 := main_#t~ret23;havoc main_#t~ret23; 680#L379 assume main_~tmp~2 != 0;assume { :begin_inline_setup } true; 727#L356 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet19, test_#t~nondet20, test_#t~nondet21, test_#t~nondet22, test_~splverifierCounter~0, test_~tmp~1, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~1;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 728#L242-3 [2018-11-10 05:37:21,525 INFO L795 eck$LassoCheckResult]: Loop: 728#L242-3 assume true; 792#L242-1 assume !false; 791#L243 assume test_~splverifierCounter~0 < 4; 752#L244 test_~tmp~1 := test_#t~nondet19;havoc test_#t~nondet19; 659#L252 assume !(test_~tmp~1 != 0); 646#L252-2 test_~tmp___0~0 := test_#t~nondet20;havoc test_#t~nondet20; 647#L262 assume !(test_~tmp___0~0 != 0); 685#L262-2 test_~tmp___2~0 := test_#t~nondet21;havoc test_#t~nondet21; 732#L272 assume test_~tmp___2~0 != 0; 682#L278-2 assume { :begin_inline_timeShift } true; 683#L103 assume !(~pumpRunning~0 != 0); 704#L103-2 assume ~systemActive~0 != 0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret1, processEnvironment_~tmp~0;havoc processEnvironment_~tmp~0; 664#L135 assume !(~pumpRunning~0 != 0);assume { :begin_inline_processEnvironment__wrappee__base } true; 666#L127-1 assume { :end_inline_processEnvironment__wrappee__base } true; 656#L135-1 assume { :end_inline_processEnvironment } true; 657#L110-1 assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret69, __utac_acc__Specification3_spec__1_#t~ret70, __utac_acc__Specification3_spec__1_#t~ret71, __utac_acc__Specification3_spec__1_~tmp~6, __utac_acc__Specification3_spec__1_~tmp___0~1, __utac_acc__Specification3_spec__1_~tmp___1~1;havoc __utac_acc__Specification3_spec__1_~tmp~6;havoc __utac_acc__Specification3_spec__1_~tmp___0~1;havoc __utac_acc__Specification3_spec__1_~tmp___1~1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res;havoc isMethaneLevelCritical_~retValue_acc~8;havoc isMethaneLevelCritical_~retValue_acc~8;isMethaneLevelCritical_~retValue_acc~8 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res := isMethaneLevelCritical_~retValue_acc~8; 723#L803-1 __utac_acc__Specification3_spec__1_#t~ret69 := isMethaneLevelCritical_#res;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~6 := __utac_acc__Specification3_spec__1_#t~ret69;havoc __utac_acc__Specification3_spec__1_#t~ret69; 721#L849 assume !(__utac_acc__Specification3_spec__1_~tmp~6 != 0);assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~9;havoc getWaterLevel_~retValue_acc~9;getWaterLevel_~retValue_acc~9 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~9; 722#L835 __utac_acc__Specification3_spec__1_#t~ret70 := getWaterLevel_#res;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification3_spec__1_~tmp___0~1 := __utac_acc__Specification3_spec__1_#t~ret70;havoc __utac_acc__Specification3_spec__1_#t~ret70; 733#L855 assume !(__utac_acc__Specification3_spec__1_~tmp___0~1 == 2); 796#L855-1 assume { :end_inline___utac_acc__Specification3_spec__1 } true; 795#L120 assume { :end_inline_timeShift } true; 728#L242-3 [2018-11-10 05:37:21,526 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:37:21,526 INFO L82 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 3 times [2018-11-10 05:37:21,526 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:37:21,526 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:37:21,528 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:37:21,528 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:37:21,528 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:37:21,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:37:21,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:37:21,579 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:37:21,579 INFO L82 PathProgramCache]: Analyzing trace with hash -1944002054, now seen corresponding path program 1 times [2018-11-10 05:37:21,579 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:37:21,579 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:37:21,580 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:37:21,580 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-10 05:37:21,580 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:37:21,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:37:21,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:37:21,586 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:37:21,586 INFO L82 PathProgramCache]: Analyzing trace with hash -827159362, now seen corresponding path program 1 times [2018-11-10 05:37:21,587 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 05:37:21,587 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 05:37:21,587 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:37:21,587 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 05:37:21,588 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 05:37:21,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:37:21,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:38:12,095 WARN L179 SmtUtils]: Spent 50.35 s on a formula simplification. DAG size of input: 405 DAG size of output: 403 [2018-11-10 05:38:40,699 WARN L179 SmtUtils]: Spent 28.60 s on a formula simplification that was a NOOP. DAG size: 403 [2018-11-10 05:38:40,767 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:38:40,769 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:38:40,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.11 05:38:40 BoogieIcfgContainer [2018-11-10 05:38:40,785 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-10 05:38:40,785 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:38:40,785 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:38:40,786 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:38:40,786 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:37:20" (3/4) ... [2018-11-10 05:38:40,788 INFO L141 WitnessPrinter]: Generating witness for non-termination counterexample [2018-11-10 05:38:40,835 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_41569d8a-7b8f-4f4d-9da2-a43fbf9336e0/bin-2019/uautomizer/witness.graphml [2018-11-10 05:38:40,836 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:38:40,836 INFO L168 Benchmark]: Toolchain (without parser) took 81567.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 210.2 MB). Free memory was 962.3 MB in the beginning and 1.1 GB in the end (delta: -139.2 MB). Peak memory consumption was 71.0 MB. Max. memory is 11.5 GB. [2018-11-10 05:38:40,837 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:38:40,837 INFO L168 Benchmark]: CACSL2BoogieTranslator took 308.27 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 935.5 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:38:40,837 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 935.5 MB in the beginning and 1.1 GB in the end (delta: -213.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-10 05:38:40,838 INFO L168 Benchmark]: Boogie Preprocessor took 34.03 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:38:40,838 INFO L168 Benchmark]: RCFGBuilder took 614.22 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: 96.0 MB). Peak memory consumption was 96.0 MB. Max. memory is 11.5 GB. [2018-11-10 05:38:40,838 INFO L168 Benchmark]: BuchiAutomizer took 80471.73 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 52.4 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -56.7 MB). Peak memory consumption was 294.3 MB. Max. memory is 11.5 GB. [2018-11-10 05:38:40,839 INFO L168 Benchmark]: Witness Printer took 50.51 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: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:38:40,840 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 308.27 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 935.5 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 84.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 935.5 MB in the beginning and 1.1 GB in the end (delta: -213.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 34.03 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 614.22 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: 96.0 MB). Peak memory consumption was 96.0 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 80471.73 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 52.4 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -56.7 MB). Peak memory consumption was 294.3 MB. Max. memory is 11.5 GB. * Witness Printer took 50.51 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: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (2 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.2 modules have a trivial ranking function, the largest among these consists of 6 locations. The remainder module has 175 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 80.4s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 79.8s. Construction of modules took 0.2s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 0. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 137 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 175 states and ocurred in iteration 2. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 277 SDtfs, 761 SDslu, 479 SDs, 0 SdLazy, 91 SolverSat, 25 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc2 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: 242]: Nontermination argument in form of an infinite program execution. [2018-11-10 05:38:40,846 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:38:40,847 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:38:40,849 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 05:38:40,850 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled Nontermination argument in form of an infinite execution State at position 0 is {} State at position 1 is {NULL=0, "CRIT"=0, ",Meth:"=0, "__utac__get_this_arg"=0, ",Pump:"=33, "libacc.c"=15, "libacc.c"=0, "libacc.c"=22, retValue_acc=0, "__utac__get_this_arg"=0, "i > 0 && i <= this->argsCount"=0, "Env(Water:%i"=0, "i > 0 && i <= this->argsCount"=0, "libacc.c"=0, "CRIT"=39, "__utac__get_this_argtype"=14, methaneLevelCritical=0, "Off"=34, NULL=2, ")"=0, "OK"=0, ")"=38, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@64295565=0, tmp___1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@14629b31=0, "Pump(System:"=0, "Off"=0, "On"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1ac180ea=0, cleanupTimeShifts=4, tmp=0, "i > 0 && i <= this->argsCount"=26, "i > 0 && i <= this->argsCount"=8, "Off"=29, "__utac__get_this_argtype"=17, tmp___0=1, tmp=0, NULL=0, systemActive=1, waterLevel=1, \result=1, "Off"=0, "On"=0, retValue_acc=0, "On"=31, ",Pump:"=0, "__utac__get_this_arg"=20, "__utac__get_this_arg"=23, "i > 0 && i <= this->argsCount"=0, tmp___0=0, "libacc.c"=0, "Env(Water:%i"=11, "libacc.c"=0, "__utac__get_this_argtype"=0, "__utac__get_this_argtype"=0, "Pump(System:"=36, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@53dc4bb2=0, \result=1, "\n"=27, head=0, pumpRunning=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@db79507=0, \result=0, "libacc.c"=18, "OK"=40, tmp=1, ") "=0, "i > 0 && i <= this->argsCount"=0, "\n"=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6b1b930a=0, NULL=0, retValue_acc=1, retValue_acc=1, tmp___2=159, splverifierCounter=0, \result=0, "On"=35, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@268855f2=0, tmp=0, tmp___1=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@148ac503=159, head=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@6e01d0c=0, ") "=28, "libacc.c"=24, NULL=38, ",Meth:"=12, "i > 0 && i <= this->argsCount"=16, "i > 0 && i <= this->argsCount"=19} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 242]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L197] CALL "Pump(System:" [L197] RET "Pump(System:" [L201] CALL "On" [L201] RET "On" [L205] CALL "Off" [L205] RET "Off" [L209] CALL ",Pump:" [L209] RET ",Pump:" [L213] CALL "On" [L213] RET "On" [L217] CALL "Off" [L217] RET "Off" [L221] CALL ") " [L221] RET ") " [L223] CALL "\n" [L223] RET "\n" [L690] CALL "i > 0 && i <= this->argsCount" [L690] RET "i > 0 && i <= this->argsCount" [L690] CALL "libacc.c" [L690] RET "libacc.c" [L691] CALL "__utac__get_this_arg" [L691] RET "__utac__get_this_arg" [L697] CALL "i > 0 && i <= this->argsCount" [L697] RET "i > 0 && i <= this->argsCount" [L697] CALL "libacc.c" [L697] RET "libacc.c" [L698] CALL "__utac__get_this_arg" [L698] RET "__utac__get_this_arg" [L736] CALL "i > 0 && i <= this->argsCount" [L736] RET "i > 0 && i <= this->argsCount" [L736] CALL "libacc.c" [L736] RET "libacc.c" [L737] CALL "__utac__get_this_argtype" [L737] RET "__utac__get_this_argtype" [L743] CALL "i > 0 && i <= this->argsCount" [L743] RET "i > 0 && i <= this->argsCount" [L743] CALL "libacc.c" [L743] RET "libacc.c" [L744] CALL "__utac__get_this_argtype" [L744] RET "__utac__get_this_argtype" [L812] CALL "Env(Water:%i" [L812] RET "Env(Water:%i" [L813] CALL ",Meth:" [L813] RET ",Meth:" [L817] CALL "CRIT" [L817] RET "CRIT" [L821] CALL "OK" [L821] RET "OK" [L825] CALL ")" [L825] RET ")" [L95] int pumpRunning = 0; [L96] int systemActive = 1; [L297] int cleanupTimeShifts = 4; [L760] int waterLevel = 1; [L761] int methaneLevelCritical = 0; [L562] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L370] int retValue_acc ; [L371] int tmp ; [L375] FCALL select_helpers() [L376] FCALL select_features() [L377] CALL, EXPR valid_product() [L69] int retValue_acc ; [L72] retValue_acc = 1 [L73] RET return (retValue_acc); [L377] EXPR valid_product() [L377] tmp = valid_product() [L379] COND TRUE \read(tmp) [L381] FCALL setup() [L382] CALL runTest() [L364] CALL test() [L233] int splverifierCounter ; [L234] int tmp ; [L235] int tmp___0 ; [L236] int tmp___1 ; [L237] int tmp___2 ; [L240] splverifierCounter = 0 Loop: [L242] COND TRUE 1 [L244] COND TRUE splverifierCounter < 4 [L250] tmp = __VERIFIER_nondet_int() [L252] COND FALSE !(\read(tmp)) [L260] tmp___0 = __VERIFIER_nondet_int() [L262] COND FALSE !(\read(tmp___0)) [L270] tmp___2 = __VERIFIER_nondet_int() [L272] COND TRUE \read(tmp___2) [L285] CALL timeShift() [L103] COND FALSE !(\read(pumpRunning)) [L110] COND TRUE \read(systemActive) [L112] CALL processEnvironment() [L132] int tmp ; [L135] COND FALSE !(\read(pumpRunning)) [L150] RET, FCALL processEnvironment__wrappee__base() [L112] processEnvironment() [L118] CALL __utac_acc__Specification3_spec__1() [L841] int tmp ; [L842] int tmp___0 ; [L843] int tmp___1 ; [L847] CALL, EXPR isMethaneLevelCritical() [L799] int retValue_acc ; [L802] retValue_acc = methaneLevelCritical [L803] RET return (retValue_acc); [L847] EXPR isMethaneLevelCritical() [L847] tmp = isMethaneLevelCritical() [L849] COND FALSE !(\read(tmp)) [L853] CALL, EXPR getWaterLevel() [L831] int retValue_acc ; [L834] retValue_acc = waterLevel [L835] RET return (retValue_acc); [L853] EXPR getWaterLevel() [L853] tmp___0 = getWaterLevel() [L855] COND FALSE, RET !(tmp___0 == 2) [L118] RET __utac_acc__Specification3_spec__1() [L285] timeShift() End of lasso representation. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...