./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec1_product24_false-unreach-call_true-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_cbff8433-e0ff-4050-9b63-b77e25179d73/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cbff8433-e0ff-4050-9b63-b77e25179d73/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cbff8433-e0ff-4050-9b63-b77e25179d73/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cbff8433-e0ff-4050-9b63-b77e25179d73/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec1_product24_false-unreach-call_true-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_cbff8433-e0ff-4050-9b63-b77e25179d73/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cbff8433-e0ff-4050-9b63-b77e25179d73/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 f6103b74ce18f230972d65a7f322c96917948475 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 16:48:17,204 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:48:17,205 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:48:17,214 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:48:17,214 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:48:17,215 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:48:17,215 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:48:17,217 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:48:17,218 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:48:17,218 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:48:17,219 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:48:17,219 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:48:17,220 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:48:17,220 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:48:17,222 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:48:17,222 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:48:17,223 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:48:17,224 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:48:17,226 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:48:17,227 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:48:17,228 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:48:17,229 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:48:17,231 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:48:17,231 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:48:17,231 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:48:17,232 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:48:17,232 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:48:17,233 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:48:17,234 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:48:17,235 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:48:17,235 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:48:17,235 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:48:17,236 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:48:17,236 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:48:17,236 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:48:17,238 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:48:17,238 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cbff8433-e0ff-4050-9b63-b77e25179d73/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-18 16:48:17,248 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:48:17,248 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:48:17,250 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:48:17,250 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:48:17,250 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 16:48:17,250 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-18 16:48:17,250 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-18 16:48:17,250 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-18 16:48:17,250 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-18 16:48:17,251 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-18 16:48:17,251 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-18 16:48:17,251 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:48:17,251 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:48:17,251 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-18 16:48:17,251 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:48:17,251 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:48:17,252 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:48:17,252 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-18 16:48:17,252 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-18 16:48:17,252 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-18 16:48:17,252 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:48:17,252 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:48:17,252 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-18 16:48:17,253 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:48:17,253 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-18 16:48:17,253 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:48:17,253 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:48:17,255 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-18 16:48:17,255 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:48:17,255 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 16:48:17,255 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-18 16:48:17,256 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-18 16:48:17,256 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_cbff8433-e0ff-4050-9b63-b77e25179d73/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 -> f6103b74ce18f230972d65a7f322c96917948475 [2018-11-18 16:48:17,279 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:48:17,288 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:48:17,291 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:48:17,292 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:48:17,292 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:48:17,293 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cbff8433-e0ff-4050-9b63-b77e25179d73/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/elevator_spec1_product24_false-unreach-call_true-termination.cil.c [2018-11-18 16:48:17,335 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cbff8433-e0ff-4050-9b63-b77e25179d73/bin-2019/uautomizer/data/1905bb132/74b3d98d57f045f3a82cfa55351ff8bc/FLAG4dc033164 [2018-11-18 16:48:17,754 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:48:17,755 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cbff8433-e0ff-4050-9b63-b77e25179d73/sv-benchmarks/c/product-lines/elevator_spec1_product24_false-unreach-call_true-termination.cil.c [2018-11-18 16:48:17,769 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cbff8433-e0ff-4050-9b63-b77e25179d73/bin-2019/uautomizer/data/1905bb132/74b3d98d57f045f3a82cfa55351ff8bc/FLAG4dc033164 [2018-11-18 16:48:18,093 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cbff8433-e0ff-4050-9b63-b77e25179d73/bin-2019/uautomizer/data/1905bb132/74b3d98d57f045f3a82cfa55351ff8bc [2018-11-18 16:48:18,095 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:48:18,097 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:48:18,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:48:18,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:48:18,100 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:48:18,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:48:18" (1/1) ... [2018-11-18 16:48:18,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5990ddce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:48:18, skipping insertion in model container [2018-11-18 16:48:18,103 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:48:18" (1/1) ... [2018-11-18 16:48:18,109 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:48:18,153 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:48:18,490 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:48:18,500 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:48:18,648 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:48:18,678 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:48:18,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:48:18 WrapperNode [2018-11-18 16:48:18,678 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:48:18,679 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:48:18,679 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:48:18,679 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:48:18,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:48:18" (1/1) ... [2018-11-18 16:48:18,709 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:48:18" (1/1) ... [2018-11-18 16:48:18,913 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:48:18,913 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:48:18,914 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:48:18,914 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:48:18,922 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:48:18" (1/1) ... [2018-11-18 16:48:18,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:48:18" (1/1) ... [2018-11-18 16:48:18,953 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:48:18" (1/1) ... [2018-11-18 16:48:18,953 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:48:18" (1/1) ... [2018-11-18 16:48:19,026 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:48:18" (1/1) ... [2018-11-18 16:48:19,119 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:48:18" (1/1) ... [2018-11-18 16:48:19,149 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:48:18" (1/1) ... [2018-11-18 16:48:19,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:48:19,201 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:48:19,201 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:48:19,201 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:48:19,202 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:48:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cbff8433-e0ff-4050-9b63-b77e25179d73/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 16:48:19,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:48:19,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:48:19,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:48:26,869 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:48:26,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:48:26 BoogieIcfgContainer [2018-11-18 16:48:26,870 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:48:26,870 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-18 16:48:26,870 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-18 16:48:26,873 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-18 16:48:26,874 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 16:48:26,874 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.11 04:48:18" (1/3) ... [2018-11-18 16:48:26,875 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5eca8369 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 04:48:26, skipping insertion in model container [2018-11-18 16:48:26,875 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 16:48:26,875 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:48:18" (2/3) ... [2018-11-18 16:48:26,875 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5eca8369 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 04:48:26, skipping insertion in model container [2018-11-18 16:48:26,875 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 16:48:26,876 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:48:26" (3/3) ... [2018-11-18 16:48:26,877 INFO L375 chiAutomizerObserver]: Analyzing ICFG elevator_spec1_product24_false-unreach-call_true-termination.cil.c [2018-11-18 16:48:26,919 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 16:48:26,920 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-18 16:48:26,920 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-18 16:48:26,920 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-18 16:48:26,920 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 16:48:26,920 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 16:48:26,920 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-18 16:48:26,921 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 16:48:26,921 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-18 16:48:26,984 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7021 states. [2018-11-18 16:48:27,076 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3463 [2018-11-18 16:48:27,076 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 16:48:27,076 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 16:48:27,088 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:48:27,089 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:48:27,089 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-18 16:48:27,089 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7021 states. [2018-11-18 16:48:27,128 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3463 [2018-11-18 16:48:27,128 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 16:48:27,128 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 16:48:27,132 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:48:27,132 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:48:27,136 INFO L794 eck$LassoCheckResult]: Stem: 1616#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call #t~string18.base, #t~string18.offset := #Ultimate.alloc(30);call #t~string19.base, #t~string19.offset := #Ultimate.alloc(9);call #t~string20.base, #t~string20.offset := #Ultimate.alloc(21);call #t~string21.base, #t~string21.offset := #Ultimate.alloc(30);call #t~string22.base, #t~string22.offset := #Ultimate.alloc(9);call #t~string23.base, #t~string23.offset := #Ultimate.alloc(21);call #t~string27.base, #t~string27.offset := #Ultimate.alloc(30);call #t~string28.base, #t~string28.offset := #Ultimate.alloc(9);call #t~string29.base, #t~string29.offset := #Ultimate.alloc(25);call #t~string30.base, #t~string30.offset := #Ultimate.alloc(30);call #t~string31.base, #t~string31.offset := #Ultimate.alloc(9);call #t~string32.base, #t~string32.offset := #Ultimate.alloc(25);call #t~string109.base, #t~string109.offset := #Ultimate.alloc(10);call #t~string111.base, #t~string111.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string111.base,#t~string111.offset := 91];#memory_int := #memory_int[#t~string111.base,1 + #t~string111.offset := 95];#memory_int := #memory_int[#t~string111.base,2 + #t~string111.offset := 93];#memory_int := #memory_int[#t~string111.base,3 + #t~string111.offset := 0];call #t~string113.base, #t~string113.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string113.base,#t~string113.offset := 91];#memory_int := #memory_int[#t~string113.base,1 + #t~string113.offset := 93];#memory_int := #memory_int[#t~string113.base,2 + #t~string113.offset := 32];#memory_int := #memory_int[#t~string113.base,3 + #t~string113.offset := 0];call #t~string115.base, #t~string115.offset := #Ultimate.alloc(5);#memory_int := #memory_int[#t~string115.base,#t~string115.offset := 32];#memory_int := #memory_int[#t~string115.base,1 + #t~string115.offset := 97];#memory_int := #memory_int[#t~string115.base,2 + #t~string115.offset := 116];#memory_int := #memory_int[#t~string115.base,3 + #t~string115.offset := 32];#memory_int := #memory_int[#t~string115.base,4 + #t~string115.offset := 0];call #t~string117.base, #t~string117.offset := #Ultimate.alloc(3);#memory_int := #memory_int[#t~string117.base,#t~string117.offset := 37];#memory_int := #memory_int[#t~string117.base,1 + #t~string117.offset := 105];#memory_int := #memory_int[#t~string117.base,2 + #t~string117.offset := 0];call #t~string119.base, #t~string119.offset := #Ultimate.alloc(10);call #t~string121.base, #t~string121.offset := #Ultimate.alloc(3);#memory_int := #memory_int[#t~string121.base,#t~string121.offset := 117];#memory_int := #memory_int[#t~string121.base,1 + #t~string121.offset := 112];#memory_int := #memory_int[#t~string121.base,2 + #t~string121.offset := 0];call #t~string123.base, #t~string123.offset := #Ultimate.alloc(5);#memory_int := #memory_int[#t~string123.base,#t~string123.offset := 100];#memory_int := #memory_int[#t~string123.base,1 + #t~string123.offset := 111];#memory_int := #memory_int[#t~string123.base,2 + #t~string123.offset := 119];#memory_int := #memory_int[#t~string123.base,3 + #t~string123.offset := 110];#memory_int := #memory_int[#t~string123.base,4 + #t~string123.offset := 0];call #t~string125.base, #t~string125.offset := #Ultimate.alloc(7);#memory_int := #memory_int[#t~string125.base,#t~string125.offset := 32];#memory_int := #memory_int[#t~string125.base,1 + #t~string125.offset := 73];#memory_int := #memory_int[#t~string125.base,2 + #t~string125.offset := 76];#memory_int := #memory_int[#t~string125.base,3 + #t~string125.offset := 95];#memory_int := #memory_int[#t~string125.base,4 + #t~string125.offset := 112];#memory_int := #memory_int[#t~string125.base,5 + #t~string125.offset := 58];#memory_int := #memory_int[#t~string125.base,6 + #t~string125.offset := 0];call #t~string127.base, #t~string127.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string127.base,#t~string127.offset := 32];#memory_int := #memory_int[#t~string127.base,1 + #t~string127.offset := 37];#memory_int := #memory_int[#t~string127.base,2 + #t~string127.offset := 105];#memory_int := #memory_int[#t~string127.base,3 + #t~string127.offset := 0];call #t~string129.base, #t~string129.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string129.base,#t~string129.offset := 32];#memory_int := #memory_int[#t~string129.base,1 + #t~string129.offset := 37];#memory_int := #memory_int[#t~string129.base,2 + #t~string129.offset := 105];#memory_int := #memory_int[#t~string129.base,3 + #t~string129.offset := 0];call #t~string131.base, #t~string131.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string131.base,#t~string131.offset := 32];#memory_int := #memory_int[#t~string131.base,1 + #t~string131.offset := 37];#memory_int := #memory_int[#t~string131.base,2 + #t~string131.offset := 105];#memory_int := #memory_int[#t~string131.base,3 + #t~string131.offset := 0];call #t~string133.base, #t~string133.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string133.base,#t~string133.offset := 32];#memory_int := #memory_int[#t~string133.base,1 + #t~string133.offset := 37];#memory_int := #memory_int[#t~string133.base,2 + #t~string133.offset := 105];#memory_int := #memory_int[#t~string133.base,3 + #t~string133.offset := 0];call #t~string135.base, #t~string135.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string135.base,#t~string135.offset := 32];#memory_int := #memory_int[#t~string135.base,1 + #t~string135.offset := 37];#memory_int := #memory_int[#t~string135.base,2 + #t~string135.offset := 105];#memory_int := #memory_int[#t~string135.base,3 + #t~string135.offset := 0];call #t~string137.base, #t~string137.offset := #Ultimate.alloc(6);#memory_int := #memory_int[#t~string137.base,#t~string137.offset := 32];#memory_int := #memory_int[#t~string137.base,1 + #t~string137.offset := 70];#memory_int := #memory_int[#t~string137.base,2 + #t~string137.offset := 95];#memory_int := #memory_int[#t~string137.base,3 + #t~string137.offset := 112];#memory_int := #memory_int[#t~string137.base,4 + #t~string137.offset := 58];#memory_int := #memory_int[#t~string137.base,5 + #t~string137.offset := 0];call #t~string140.base, #t~string140.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string140.base,#t~string140.offset := 32];#memory_int := #memory_int[#t~string140.base,1 + #t~string140.offset := 37];#memory_int := #memory_int[#t~string140.base,2 + #t~string140.offset := 105];#memory_int := #memory_int[#t~string140.base,3 + #t~string140.offset := 0];call #t~string143.base, #t~string143.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string143.base,#t~string143.offset := 32];#memory_int := #memory_int[#t~string143.base,1 + #t~string143.offset := 37];#memory_int := #memory_int[#t~string143.base,2 + #t~string143.offset := 105];#memory_int := #memory_int[#t~string143.base,3 + #t~string143.offset := 0];call #t~string146.base, #t~string146.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string146.base,#t~string146.offset := 32];#memory_int := #memory_int[#t~string146.base,1 + #t~string146.offset := 37];#memory_int := #memory_int[#t~string146.base,2 + #t~string146.offset := 105];#memory_int := #memory_int[#t~string146.base,3 + #t~string146.offset := 0];call #t~string149.base, #t~string149.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string149.base,#t~string149.offset := 32];#memory_int := #memory_int[#t~string149.base,1 + #t~string149.offset := 37];#memory_int := #memory_int[#t~string149.base,2 + #t~string149.offset := 105];#memory_int := #memory_int[#t~string149.base,3 + #t~string149.offset := 0];call #t~string152.base, #t~string152.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string152.base,#t~string152.offset := 32];#memory_int := #memory_int[#t~string152.base,1 + #t~string152.offset := 37];#memory_int := #memory_int[#t~string152.base,2 + #t~string152.offset := 105];#memory_int := #memory_int[#t~string152.base,3 + #t~string152.offset := 0];call #t~string154.base, #t~string154.offset := #Ultimate.alloc(2);#memory_int := #memory_int[#t~string154.base,#t~string154.offset := 10];#memory_int := #memory_int[#t~string154.base,1 + #t~string154.offset := 0];call #t~string157.base, #t~string157.offset := #Ultimate.alloc(9);~cleanupTimeShifts~0 := 12;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 5948#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret48, main_~retValue_acc~4, main_~tmp~11;havoc main_~retValue_acc~4;havoc main_~tmp~11;assume { :begin_inline_select_helpers } true; 6109#L3523true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 2964#L3516true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~31;havoc valid_product_~retValue_acc~31;valid_product_~retValue_acc~31 := 1;valid_product_#res := valid_product_~retValue_acc~31; 7008#L3531true main_#t~ret48 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~11 := main_#t~ret48;havoc main_#t~ret48; 1009#L764true assume 0 != main_~tmp~11;assume { :begin_inline_setup } true; 5361#L733true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification1_spec__1 } true;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 5304#L3203true assume { :end_inline___utac_acc__Specification1_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret41, bigMacCall_~tmp~8;havoc bigMacCall_~tmp~8;assume { :begin_inline_getOrigin } true;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~28;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~28; 451#L3426true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~28 := 4;getOrigin_#res := getOrigin_~retValue_acc~28; 2335#L3451true bigMacCall_#t~ret41 := getOrigin_#res;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~8 := bigMacCall_#t~ret41;havoc bigMacCall_#t~ret41;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~8;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 2282#L1142true assume 0 == initPersonOnFloor_~floor; 2223#L1143true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 6481#L1250-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;assume { :begin_inline___utac_acc__Specification1_spec__2 } true;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 5093#L3210true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 1363#L3222-2true assume { :end_inline___utac_acc__Specification1_spec__2 } true; 1246#L934true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 247#L946-2true assume { :end_inline_callOnFloor } true; 1275#L1286true assume { :end_inline_initPersonOnFloor } true; 5423#L533true assume { :end_inline_bigMacCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret38, angelinaCall_~tmp~5;havoc angelinaCall_~tmp~5;assume { :begin_inline_getOrigin } true;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~28;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~28; 452#L3426-1true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~28 := 4;getOrigin_#res := getOrigin_~retValue_acc~28; 2334#L3451-1true angelinaCall_#t~ret38 := getOrigin_#res;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~5 := angelinaCall_#t~ret38;havoc angelinaCall_#t~ret38;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 2283#L1142-1true assume 0 == initPersonOnFloor_~floor; 2224#L1143-2true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 6485#L1250-3true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;assume { :begin_inline___utac_acc__Specification1_spec__2 } true;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 944#L3210-2true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 1368#L3222-5true assume { :end_inline___utac_acc__Specification1_spec__2 } true; 1227#L934-2true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 228#L946-5true assume { :end_inline_callOnFloor } true; 1277#L1286-1true assume { :end_inline_initPersonOnFloor } true; 4185#L500true assume { :end_inline_angelinaCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret42, cleanup_#t~ret43, cleanup_~i~0, cleanup_~tmp~9, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~2;havoc cleanup_~i~0;havoc cleanup_~tmp~9;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~2;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret108, timeShift_~tmp~25;havoc timeShift_~tmp~25;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~10;havoc areDoorsOpen_~retValue_acc~10;areDoorsOpen_~retValue_acc~10 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~10; 1626#L1693true timeShift_#t~ret108 := areDoorsOpen_#res;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~25 := timeShift_#t~ret108;havoc timeShift_#t~ret108; 280#L2704true assume 0 != timeShift_~tmp~25; 318#L2705true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 279#L2704-1true assume { :begin_inline___utac_acc__Specification1_spec__3 } true;havoc __utac_acc__Specification1_spec__3_#t~ret166, __utac_acc__Specification1_spec__3_#t~ret167, __utac_acc__Specification1_spec__3_#t~ret168, __utac_acc__Specification1_spec__3_#t~ret169, __utac_acc__Specification1_spec__3_#t~ret170, __utac_acc__Specification1_spec__3_#t~ret171, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~30, __utac_acc__Specification1_spec__3_~tmp___0~13, __utac_acc__Specification1_spec__3_~tmp___1~8, __utac_acc__Specification1_spec__3_~tmp___2~6, __utac_acc__Specification1_spec__3_~tmp___3~5, __utac_acc__Specification1_spec__3_~tmp___4~3;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~30;havoc __utac_acc__Specification1_spec__3_~tmp___0~13;havoc __utac_acc__Specification1_spec__3_~tmp___1~8;havoc __utac_acc__Specification1_spec__3_~tmp___2~6;havoc __utac_acc__Specification1_spec__3_~tmp___3~5;havoc __utac_acc__Specification1_spec__3_~tmp___4~3;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~9;havoc getCurrentFloorID_~retValue_acc~9;getCurrentFloorID_~retValue_acc~9 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~9; 2416#L1684-10true __utac_acc__Specification1_spec__3_#t~ret166 := getCurrentFloorID_#res;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification1_spec__3_~tmp~30 := __utac_acc__Specification1_spec__3_#t~ret166;havoc __utac_acc__Specification1_spec__3_#t~ret166;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~30; 570#L3248true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 464#L3249true assume 0 != ~landingButtons_spc1_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~10;havoc areDoorsOpen_~retValue_acc~10;areDoorsOpen_~retValue_acc~10 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~10; 1627#L1693-1true __utac_acc__Specification1_spec__3_#t~ret167 := areDoorsOpen_#res;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification1_spec__3_~tmp___4~3 := __utac_acc__Specification1_spec__3_#t~ret167;havoc __utac_acc__Specification1_spec__3_#t~ret167; 435#L3253true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 3729#L3308true assume { :end_inline___utac_acc__Specification1_spec__3 } true; 496#L2722true assume { :end_inline_timeShift } true;cleanup_~i~0 := 0; 5179#L563-3true [2018-11-18 16:48:27,137 INFO L796 eck$LassoCheckResult]: Loop: 5179#L563-3true assume true; 5174#L563-1true assume !false; 5245#L564true cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 5116#L567true assume cleanup_~i~0 < cleanup_~__cil_tmp4~2;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~8;havoc isBlocked_~retValue_acc~8;isBlocked_~retValue_acc~8 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~8; 1828#L1531true cleanup_#t~ret42 := isBlocked_#res;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0 := cleanup_#t~ret42;havoc cleanup_#t~ret42; 866#L571true assume 1 != cleanup_~tmp___0~0; 867#L571-1true assume { :begin_inline_isIdle } true;havoc isIdle_#res;havoc isIdle_#t~ret56, isIdle_~retValue_acc~15, isIdle_~tmp~15;havoc isIdle_~retValue_acc~15;havoc isIdle_~tmp~15;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret51, anyStopRequested_#t~ret52, anyStopRequested_#t~ret53, anyStopRequested_#t~ret54, anyStopRequested_#t~ret55, anyStopRequested_~retValue_acc~14, anyStopRequested_~tmp~14, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~14;havoc anyStopRequested_~tmp~14;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~0;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~5;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~5; 3443#L866-130true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~5 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~5; 6501#L893-130true anyStopRequested_#t~ret51 := isFloorCalling_#res;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret51;havoc anyStopRequested_#t~ret51; 5383#L1792true assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~14 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~14; 2507#L1856true isIdle_#t~ret56 := anyStopRequested_#res;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~15 := isIdle_#t~ret56;havoc isIdle_#t~ret56;isIdle_~retValue_acc~15 := (if 0 == isIdle_~tmp~15 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~15; 1630#L1869true cleanup_#t~ret43 := isIdle_#res;assume { :end_inline_isIdle } true;cleanup_~tmp~9 := cleanup_#t~ret43;havoc cleanup_#t~ret43; 1317#L583true assume !(0 != cleanup_~tmp~9);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret108, timeShift_~tmp~25;havoc timeShift_~tmp~25;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~10;havoc areDoorsOpen_~retValue_acc~10;areDoorsOpen_~retValue_acc~10 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~10; 1623#L1693-6true timeShift_#t~ret108 := areDoorsOpen_#res;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~25 := timeShift_#t~ret108;havoc timeShift_#t~ret108; 273#L2704-2true assume 0 != timeShift_~tmp~25; 307#L2705-3true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 275#L2704-3true assume { :begin_inline___utac_acc__Specification1_spec__3 } true;havoc __utac_acc__Specification1_spec__3_#t~ret166, __utac_acc__Specification1_spec__3_#t~ret167, __utac_acc__Specification1_spec__3_#t~ret168, __utac_acc__Specification1_spec__3_#t~ret169, __utac_acc__Specification1_spec__3_#t~ret170, __utac_acc__Specification1_spec__3_#t~ret171, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~30, __utac_acc__Specification1_spec__3_~tmp___0~13, __utac_acc__Specification1_spec__3_~tmp___1~8, __utac_acc__Specification1_spec__3_~tmp___2~6, __utac_acc__Specification1_spec__3_~tmp___3~5, __utac_acc__Specification1_spec__3_~tmp___4~3;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~30;havoc __utac_acc__Specification1_spec__3_~tmp___0~13;havoc __utac_acc__Specification1_spec__3_~tmp___1~8;havoc __utac_acc__Specification1_spec__3_~tmp___2~6;havoc __utac_acc__Specification1_spec__3_~tmp___3~5;havoc __utac_acc__Specification1_spec__3_~tmp___4~3;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~9;havoc getCurrentFloorID_~retValue_acc~9;getCurrentFloorID_~retValue_acc~9 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~9; 2396#L1684-21true __utac_acc__Specification1_spec__3_#t~ret166 := getCurrentFloorID_#res;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification1_spec__3_~tmp~30 := __utac_acc__Specification1_spec__3_#t~ret166;havoc __utac_acc__Specification1_spec__3_#t~ret166;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~30; 572#L3248-1true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 462#L3249-1true assume 0 != ~landingButtons_spc1_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~10;havoc areDoorsOpen_~retValue_acc~10;areDoorsOpen_~retValue_acc~10 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~10; 1624#L1693-7true __utac_acc__Specification1_spec__3_#t~ret167 := areDoorsOpen_#res;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification1_spec__3_~tmp___4~3 := __utac_acc__Specification1_spec__3_#t~ret167;havoc __utac_acc__Specification1_spec__3_#t~ret167; 425#L3253-2true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 3731#L3308-1true assume { :end_inline___utac_acc__Specification1_spec__3 } true; 497#L2722-1true assume { :end_inline_timeShift } true;cleanup_~i~0 := 1 + cleanup_~i~0; 5179#L563-3true [2018-11-18 16:48:27,142 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:48:27,145 INFO L82 PathProgramCache]: Analyzing trace with hash 1079636230, now seen corresponding path program 1 times [2018-11-18 16:48:27,147 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:48:27,148 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:48:27,179 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:48:27,179 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:48:27,179 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:48:27,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:48:27,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:48:28,000 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:48:28,001 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:48:28,003 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-11-18 16:48:28,003 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:48:28,003 INFO L82 PathProgramCache]: Analyzing trace with hash 31574692, now seen corresponding path program 1 times [2018-11-18 16:48:28,003 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:48:28,004 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:48:28,004 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:48:28,004 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:48:28,004 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:48:28,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 16:48:28,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 16:48:28,188 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 84 [2018-11-18 16:48:28,343 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 78 [2018-11-18 16:48:28,351 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 16:48:28,352 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 16:48:28,352 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 16:48:28,352 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 16:48:28,352 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-18 16:48:28,352 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 16:48:28,352 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 16:48:28,352 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 16:48:28,352 INFO L131 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product24_false-unreach-call_true-termination.cil.c_Iteration1_Loop [2018-11-18 16:48:28,352 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 16:48:28,353 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 16:48:28,370 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,375 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,381 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,387 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,390 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,395 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,397 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,398 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,401 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,411 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,413 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,414 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,416 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,418 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,421 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,422 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,428 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,430 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,433 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,435 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,439 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,440 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,444 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,450 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,458 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,460 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,461 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:28,702 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 16:48:28,702 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cbff8433-e0ff-4050-9b63-b77e25179d73/bin-2019/uautomizer/z3 Starting monitored process 2 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 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 16:48:28,706 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 16:48:28,707 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 16:48:28,712 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 16:48:28,712 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_#t~ret56=0} Honda state: {ULTIMATE.start_isIdle_#t~ret56=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cbff8433-e0ff-4050-9b63-b77e25179d73/bin-2019/uautomizer/z3 Starting monitored process 3 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 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 16:48:28,743 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 16:48:28,743 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 16:48:28,748 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 16:48:28,748 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_#res=0, ULTIMATE.start_cleanup_~tmp~9=0, ULTIMATE.start_isIdle_~retValue_acc~15=0} Honda state: {ULTIMATE.start_isIdle_#res=0, ULTIMATE.start_cleanup_~tmp~9=0, ULTIMATE.start_isIdle_~retValue_acc~15=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cbff8433-e0ff-4050-9b63-b77e25179d73/bin-2019/uautomizer/z3 Starting monitored process 4 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 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 16:48:28,777 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 16:48:28,777 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 16:48:28,781 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 16:48:28,782 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___1~1=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___1~1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cbff8433-e0ff-4050-9b63-b77e25179d73/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2018-11-18 16:48:28,812 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 16:48:28,812 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 16:48:28,850 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 16:48:28,850 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~weight~0=1, ~maximumWeight~0=0} Honda state: {~weight~0=1, ~maximumWeight~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cbff8433-e0ff-4050-9b63-b77e25179d73/bin-2019/uautomizer/z3 Starting monitored process 6 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 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 16:48:28,866 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 16:48:28,866 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cbff8433-e0ff-4050-9b63-b77e25179d73/bin-2019/uautomizer/z3 Starting monitored process 7 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 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 16:48:28,892 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-18 16:48:28,892 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 16:48:29,305 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-18 16:48:29,306 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 16:48:29,307 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 16:48:29,307 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 16:48:29,307 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 16:48:29,307 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-18 16:48:29,307 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 16:48:29,307 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 16:48:29,307 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 16:48:29,307 INFO L131 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product24_false-unreach-call_true-termination.cil.c_Iteration1_Loop [2018-11-18 16:48:29,308 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 16:48:29,308 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 16:48:29,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,314 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,319 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,323 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,331 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,333 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,344 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,345 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,347 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,352 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,354 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,361 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,364 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,366 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,376 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,377 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,379 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,380 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,391 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,392 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,394 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,401 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,402 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,409 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,411 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,419 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,422 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,425 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,427 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,428 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,430 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,437 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,438 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 16:48:29,840 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 16:48:29,849 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-18 16:48:29,850 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 16:48:29,852 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 16:48:29,852 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 16:48:29,852 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 16:48:29,852 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 16:48:29,852 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 16:48:29,856 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 16:48:29,856 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 16:48:29,858 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 16:48:29,858 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 16:48:29,859 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 16:48:29,859 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 16:48:29,859 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 16:48:29,859 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 16:48:29,859 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 16:48:29,860 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 16:48:29,860 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 16:48:29,864 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 16:48:29,864 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 16:48:29,864 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 16:48:29,865 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 16:48:29,865 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 16:48:29,865 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 16:48:29,865 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 16:48:29,865 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 16:48:29,865 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 16:48:29,866 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 16:48:29,866 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 16:48:29,867 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 16:48:29,867 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 16:48:29,867 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 16:48:29,867 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 16:48:29,867 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 16:48:29,868 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 16:48:29,868 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 16:48:29,870 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 16:48:29,870 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 16:48:29,871 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 16:48:29,871 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 16:48:29,871 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 16:48:29,871 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 16:48:29,871 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 16:48:29,872 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 16:48:29,872 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 16:48:29,873 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 16:48:29,873 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 16:48:29,873 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 16:48:29,874 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 16:48:29,874 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 16:48:29,874 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 16:48:29,874 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 16:48:29,874 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 16:48:29,875 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 16:48:29,883 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-18 16:48:29,888 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2018-11-18 16:48:29,888 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2018-11-18 16:48:29,890 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-18 16:48:29,891 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2018-11-18 16:48:29,891 INFO L518 LassoAnalysis]: Proved termination. [2018-11-18 16:48:29,891 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~0) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~0 Supporting invariants [] [2018-11-18 16:48:29,892 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2018-11-18 16:48:29,911 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:48:30,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:48:30,012 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:48:30,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:48:30,038 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:48:30,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:48:30,069 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2018-11-18 16:48:30,070 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7021 states. Second operand 5 states. [2018-11-18 16:48:30,480 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7021 states.. Second operand 5 states. Result 10560 states and 19737 transitions. Complement of second has 9 states. [2018-11-18 16:48:30,480 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2018-11-18 16:48:30,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-18 16:48:30,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 13205 transitions. [2018-11-18 16:48:30,491 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13205 transitions. Stem has 41 letters. Loop has 24 letters. [2018-11-18 16:48:30,493 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 16:48:30,493 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13205 transitions. Stem has 65 letters. Loop has 24 letters. [2018-11-18 16:48:30,494 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 16:48:30,494 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13205 transitions. Stem has 41 letters. Loop has 48 letters. [2018-11-18 16:48:30,495 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 16:48:30,496 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10560 states and 19737 transitions. [2018-11-18 16:48:30,555 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-18 16:48:30,557 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10560 states to 0 states and 0 transitions. [2018-11-18 16:48:30,558 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-18 16:48:30,558 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-18 16:48:30,559 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-18 16:48:30,559 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-18 16:48:30,559 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:48:30,559 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:48:30,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:48:30,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:48:30,562 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2018-11-18 16:48:30,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:48:30,566 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2018-11-18 16:48:30,566 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 16:48:30,567 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2018-11-18 16:48:30,567 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-18 16:48:30,567 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 16:48:30,567 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-18 16:48:30,567 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-18 16:48:30,567 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-18 16:48:30,567 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-18 16:48:30,567 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:48:30,567 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:48:30,567 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:48:30,567 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-18 16:48:30,567 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-18 16:48:30,567 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-18 16:48:30,567 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-18 16:48:30,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 18.11 04:48:30 BoogieIcfgContainer [2018-11-18 16:48:30,574 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-18 16:48:30,574 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:48:30,574 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:48:30,574 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:48:30,575 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:48:26" (3/4) ... [2018-11-18 16:48:30,577 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 16:48:30,577 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:48:30,578 INFO L168 Benchmark]: Toolchain (without parser) took 12482.04 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 627.6 MB). Free memory was 956.4 MB in the beginning and 1.2 GB in the end (delta: -215.1 MB). Peak memory consumption was 412.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:48:30,578 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:48:30,579 INFO L168 Benchmark]: CACSL2BoogieTranslator took 581.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.3 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -183.9 MB). Peak memory consumption was 68.9 MB. Max. memory is 11.5 GB. [2018-11-18 16:48:30,579 INFO L168 Benchmark]: Boogie Procedure Inliner took 234.23 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: 79.5 MB). Peak memory consumption was 79.5 MB. Max. memory is 11.5 GB. [2018-11-18 16:48:30,580 INFO L168 Benchmark]: Boogie Preprocessor took 287.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 994.3 MB in the end (delta: 66.5 MB). Peak memory consumption was 66.5 MB. Max. memory is 11.5 GB. [2018-11-18 16:48:30,580 INFO L168 Benchmark]: RCFGBuilder took 7668.44 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 451.4 MB). Free memory was 994.3 MB in the beginning and 1.2 GB in the end (delta: -221.2 MB). Peak memory consumption was 424.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:48:30,581 INFO L168 Benchmark]: BuchiAutomizer took 3704.05 ms. Allocated memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: -2.1 MB). Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 43.9 MB). Peak memory consumption was 41.8 MB. Max. memory is 11.5 GB. [2018-11-18 16:48:30,581 INFO L168 Benchmark]: Witness Printer took 3.02 ms. Allocated memory is still 1.7 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:48:30,584 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 581.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.3 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -183.9 MB). Peak memory consumption was 68.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 234.23 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: 79.5 MB). Peak memory consumption was 79.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 287.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 994.3 MB in the end (delta: 66.5 MB). Peak memory consumption was 66.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 7668.44 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 451.4 MB). Free memory was 994.3 MB in the beginning and 1.2 GB in the end (delta: -221.2 MB). Peak memory consumption was 424.4 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 3704.05 ms. Allocated memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: -2.1 MB). Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 43.9 MB). Peak memory consumption was 41.8 MB. Max. memory is 11.5 GB. * Witness Printer took 3.02 ms. Allocated memory is still 1.7 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function cleanupTimeShifts + -1 * i and consists of 6 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.5s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 13162 SDtfs, 19653 SDslu, 6547 SDs, 0 SdLazy, 9 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital109 mio100 ax100 hnf100 lsp16 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq211 hnf89 smp100 dnf176 smp100 tf103 neg96 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 8ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 4 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.5s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...