./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec2_product28_false-unreach-call_true-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_77fd0b61-0128-4f95-9bef-df9c5776ec05/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_77fd0b61-0128-4f95-9bef-df9c5776ec05/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_77fd0b61-0128-4f95-9bef-df9c5776ec05/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_77fd0b61-0128-4f95-9bef-df9c5776ec05/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec2_product28_false-unreach-call_true-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_77fd0b61-0128-4f95-9bef-df9c5776ec05/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_77fd0b61-0128-4f95-9bef-df9c5776ec05/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 6e14796d00771503bce5d03bbf36395f23607cca ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 11:20:37,071 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 11:20:37,072 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 11:20:37,079 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 11:20:37,080 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 11:20:37,080 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 11:20:37,081 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 11:20:37,082 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 11:20:37,083 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 11:20:37,084 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 11:20:37,085 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 11:20:37,085 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 11:20:37,086 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 11:20:37,086 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 11:20:37,087 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 11:20:37,088 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 11:20:37,088 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 11:20:37,089 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 11:20:37,091 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 11:20:37,092 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 11:20:37,093 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 11:20:37,094 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 11:20:37,095 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 11:20:37,096 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 11:20:37,096 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 11:20:37,097 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 11:20:37,097 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 11:20:37,098 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 11:20:37,098 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 11:20:37,099 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 11:20:37,099 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 11:20:37,099 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 11:20:37,099 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 11:20:37,100 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 11:20:37,100 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 11:20:37,101 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 11:20:37,101 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_77fd0b61-0128-4f95-9bef-df9c5776ec05/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-28 11:20:37,109 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 11:20:37,109 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 11:20:37,110 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 11:20:37,111 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 11:20:37,111 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 11:20:37,111 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 11:20:37,111 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 11:20:37,111 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 11:20:37,111 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 11:20:37,111 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 11:20:37,111 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 11:20:37,112 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 11:20:37,112 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 11:20:37,112 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 11:20:37,112 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 11:20:37,112 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 11:20:37,112 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 11:20:37,112 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 11:20:37,113 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 11:20:37,113 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 11:20:37,113 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 11:20:37,113 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 11:20:37,113 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 11:20:37,113 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 11:20:37,113 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 11:20:37,114 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 11:20:37,114 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 11:20:37,114 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 11:20:37,114 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 11:20:37,114 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 11:20:37,114 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 11:20:37,115 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 11:20:37,115 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_77fd0b61-0128-4f95-9bef-df9c5776ec05/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 -> 6e14796d00771503bce5d03bbf36395f23607cca [2018-11-28 11:20:37,139 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 11:20:37,148 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 11:20:37,151 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 11:20:37,152 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 11:20:37,152 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 11:20:37,152 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_77fd0b61-0128-4f95-9bef-df9c5776ec05/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/elevator_spec2_product28_false-unreach-call_true-termination.cil.c [2018-11-28 11:20:37,191 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_77fd0b61-0128-4f95-9bef-df9c5776ec05/bin-2019/uautomizer/data/4bd871e1b/6f193fa3178f4570a329e2ca87fec59b/FLAG0fb47da16 [2018-11-28 11:20:37,651 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 11:20:37,651 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_77fd0b61-0128-4f95-9bef-df9c5776ec05/sv-benchmarks/c/product-lines/elevator_spec2_product28_false-unreach-call_true-termination.cil.c [2018-11-28 11:20:37,664 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_77fd0b61-0128-4f95-9bef-df9c5776ec05/bin-2019/uautomizer/data/4bd871e1b/6f193fa3178f4570a329e2ca87fec59b/FLAG0fb47da16 [2018-11-28 11:20:37,951 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_77fd0b61-0128-4f95-9bef-df9c5776ec05/bin-2019/uautomizer/data/4bd871e1b/6f193fa3178f4570a329e2ca87fec59b [2018-11-28 11:20:37,959 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 11:20:37,963 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 11:20:37,965 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 11:20:37,965 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 11:20:37,973 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 11:20:37,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:20:37" (1/1) ... [2018-11-28 11:20:37,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5152ca3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:20:37, skipping insertion in model container [2018-11-28 11:20:37,981 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:20:37" (1/1) ... [2018-11-28 11:20:37,991 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 11:20:38,042 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 11:20:38,441 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:20:38,454 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 11:20:38,531 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 11:20:38,576 INFO L195 MainTranslator]: Completed translation [2018-11-28 11:20:38,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:20:38 WrapperNode [2018-11-28 11:20:38,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 11:20:38,577 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 11:20:38,577 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 11:20:38,577 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 11:20:38,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:20:38" (1/1) ... [2018-11-28 11:20:38,601 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:20:38" (1/1) ... [2018-11-28 11:20:38,759 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 11:20:38,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 11:20:38,760 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 11:20:38,760 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 11:20:38,768 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:20:38" (1/1) ... [2018-11-28 11:20:38,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:20:38" (1/1) ... [2018-11-28 11:20:38,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:20:38" (1/1) ... [2018-11-28 11:20:38,793 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:20:38" (1/1) ... [2018-11-28 11:20:38,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:20:38" (1/1) ... [2018-11-28 11:20:38,895 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:20:38" (1/1) ... [2018-11-28 11:20:38,914 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:20:38" (1/1) ... [2018-11-28 11:20:38,945 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 11:20:38,946 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 11:20:38,946 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 11:20:38,946 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 11:20:38,947 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:20:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_77fd0b61-0128-4f95-9bef-df9c5776ec05/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 [2018-11-28 11:20:38,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 11:20:38,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 11:20:38,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 11:20:38,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 11:20:45,522 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 11:20:45,523 INFO L280 CfgBuilder]: Removed 1245 assue(true) statements. [2018-11-28 11:20:45,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:20:45 BoogieIcfgContainer [2018-11-28 11:20:45,523 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 11:20:45,524 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 11:20:45,524 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 11:20:45,529 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 11:20:45,531 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 11:20:45,531 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 11:20:37" (1/3) ... [2018-11-28 11:20:45,532 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4b74645c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:20:45, skipping insertion in model container [2018-11-28 11:20:45,532 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 11:20:45,533 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:20:38" (2/3) ... [2018-11-28 11:20:45,533 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4b74645c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:20:45, skipping insertion in model container [2018-11-28 11:20:45,534 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 11:20:45,534 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:20:45" (3/3) ... [2018-11-28 11:20:45,536 INFO L375 chiAutomizerObserver]: Analyzing ICFG elevator_spec2_product28_false-unreach-call_true-termination.cil.c [2018-11-28 11:20:45,583 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 11:20:45,584 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 11:20:45,584 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 11:20:45,584 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 11:20:45,584 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 11:20:45,585 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 11:20:45,585 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 11:20:45,585 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 11:20:45,585 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 11:20:45,644 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5039 states. [2018-11-28 11:20:45,721 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2509 [2018-11-28 11:20:45,722 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 11:20:45,722 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 11:20:45,733 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] [2018-11-28 11:20:45,733 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:20:45,734 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 11:20:45,734 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5039 states. [2018-11-28 11:20:45,769 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2509 [2018-11-28 11:20:45,769 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 11:20:45,769 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 11:20:45,771 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] [2018-11-28 11:20:45,771 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 11:20:45,775 INFO L794 eck$LassoCheckResult]: Stem: 2730#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[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;call #t~string54.base, #t~string54.offset := #Ultimate.alloc(10);call #t~string56.base, #t~string56.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string56.base, #t~string56.offset, 1);call write~init~int(95, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(93, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string58.base, #t~string58.offset, 1);call write~init~int(93, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(32, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.alloc(5);call write~init~int(32, #t~string60.base, #t~string60.offset, 1);call write~init~int(97, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(116, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(32, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 4 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.alloc(3);call write~init~int(37, #t~string62.base, #t~string62.offset, 1);call write~init~int(105, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.alloc(10);call #t~string66.base, #t~string66.offset := #Ultimate.alloc(3);call write~init~int(117, #t~string66.base, #t~string66.offset, 1);call write~init~int(112, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.alloc(5);call write~init~int(100, #t~string68.base, #t~string68.offset, 1);call write~init~int(111, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(119, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(110, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.alloc(7);call write~init~int(32, #t~string70.base, #t~string70.offset, 1);call write~init~int(73, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(76, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(95, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(112, #t~string70.base, 4 + #t~string70.offset, 1);call write~init~int(58, #t~string70.base, 5 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 6 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string72.base, #t~string72.offset, 1);call write~init~int(37, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(105, #t~string72.base, 2 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 3 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string74.base, #t~string74.offset, 1);call write~init~int(37, #t~string74.base, 1 + #t~string74.offset, 1);call write~init~int(105, #t~string74.base, 2 + #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 3 + #t~string74.offset, 1);call #t~string76.base, #t~string76.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string76.base, #t~string76.offset, 1);call write~init~int(37, #t~string76.base, 1 + #t~string76.offset, 1);call write~init~int(105, #t~string76.base, 2 + #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 3 + #t~string76.offset, 1);call #t~string78.base, #t~string78.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string78.base, #t~string78.offset, 1);call write~init~int(37, #t~string78.base, 1 + #t~string78.offset, 1);call write~init~int(105, #t~string78.base, 2 + #t~string78.offset, 1);call write~init~int(0, #t~string78.base, 3 + #t~string78.offset, 1);call #t~string80.base, #t~string80.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string80.base, #t~string80.offset, 1);call write~init~int(37, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(105, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 3 + #t~string80.offset, 1);call #t~string82.base, #t~string82.offset := #Ultimate.alloc(6);call write~init~int(32, #t~string82.base, #t~string82.offset, 1);call write~init~int(70, #t~string82.base, 1 + #t~string82.offset, 1);call write~init~int(95, #t~string82.base, 2 + #t~string82.offset, 1);call write~init~int(112, #t~string82.base, 3 + #t~string82.offset, 1);call write~init~int(58, #t~string82.base, 4 + #t~string82.offset, 1);call write~init~int(0, #t~string82.base, 5 + #t~string82.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(37, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(105, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 3 + #t~string85.offset, 1);call #t~string88.base, #t~string88.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string88.base, #t~string88.offset, 1);call write~init~int(37, #t~string88.base, 1 + #t~string88.offset, 1);call write~init~int(105, #t~string88.base, 2 + #t~string88.offset, 1);call write~init~int(0, #t~string88.base, 3 + #t~string88.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string94.base, #t~string94.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string94.base, #t~string94.offset, 1);call write~init~int(37, #t~string94.base, 1 + #t~string94.offset, 1);call write~init~int(105, #t~string94.base, 2 + #t~string94.offset, 1);call write~init~int(0, #t~string94.base, 3 + #t~string94.offset, 1);call #t~string97.base, #t~string97.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string97.base, #t~string97.offset, 1);call write~init~int(37, #t~string97.base, 1 + #t~string97.offset, 1);call write~init~int(105, #t~string97.base, 2 + #t~string97.offset, 1);call write~init~int(0, #t~string97.base, 3 + #t~string97.offset, 1);call #t~string99.base, #t~string99.offset := #Ultimate.alloc(2);call write~init~int(10, #t~string99.base, #t~string99.offset, 1);call write~init~int(0, #t~string99.base, 1 + #t~string99.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.alloc(9);~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;~cleanupTimeShifts~0 := 12;~head~0.base, ~head~0.offset := 0, 0;call #t~string138.base, #t~string138.offset := #Ultimate.alloc(30);call #t~string139.base, #t~string139.offset := #Ultimate.alloc(9);call #t~string140.base, #t~string140.offset := #Ultimate.alloc(21);call #t~string141.base, #t~string141.offset := #Ultimate.alloc(30);call #t~string142.base, #t~string142.offset := #Ultimate.alloc(9);call #t~string143.base, #t~string143.offset := #Ultimate.alloc(21);call #t~string147.base, #t~string147.offset := #Ultimate.alloc(30);call #t~string148.base, #t~string148.offset := #Ultimate.alloc(9);call #t~string149.base, #t~string149.offset := #Ultimate.alloc(25);call #t~string150.base, #t~string150.offset := #Ultimate.alloc(30);call #t~string151.base, #t~string151.offset := #Ultimate.alloc(9);call #t~string152.base, #t~string152.offset := #Ultimate.alloc(25);~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 4050#L-1true havoc main_#res;havoc main_#t~ret119, main_~retValue_acc~26, main_~tmp~23;havoc main_~retValue_acc~26;havoc main_~tmp~23; 4951#L1680true havoc valid_product_#res;havoc valid_product_~retValue_acc~18;havoc valid_product_~retValue_acc~18;valid_product_~retValue_acc~18 := 1;valid_product_#res := valid_product_~retValue_acc~18; 4400#L1688true main_#t~ret119 := valid_product_#res;main_~tmp~23 := main_#t~ret119;havoc main_#t~ret119; 2870#L2836true assume 0 != main_~tmp~23; 718#L2809true ~floorButtons_spc2_0~0 := 0;~floorButtons_spc2_1~0 := 0;~floorButtons_spc2_2~0 := 0;~floorButtons_spc2_3~0 := 0;~floorButtons_spc2_4~0 := 0; 478#L3321true havoc bigMacCall_#t~ret112, bigMacCall_~tmp~20;havoc bigMacCall_~tmp~20;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~23;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~23; 1407#L2422true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~23 := 4;getOrigin_#res := getOrigin_~retValue_acc~23; 314#L2447true bigMacCall_#t~ret112 := getOrigin_#res;bigMacCall_~tmp~20 := bigMacCall_#t~ret112;havoc bigMacCall_#t~ret112;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~20;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 3673#L2056true assume 0 == initPersonOnFloor_~floor; 3390#L2057true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 2054#L2164-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 4088#L1848true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 4885#L1860-2true havoc cleanup_#t~ret113, cleanup_#t~ret114, cleanup_~i~1, cleanup_~tmp~21, cleanup_~tmp___0~8, cleanup_~__cil_tmp4~0;havoc cleanup_~i~1;havoc cleanup_~tmp~21;havoc cleanup_~tmp___0~8;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret53, timeShift_~tmp~12;havoc timeShift_~tmp~12;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~2;havoc areDoorsOpen_~retValue_acc~2;areDoorsOpen_~retValue_acc~2 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~2; 1886#L318true timeShift_#t~ret53 := areDoorsOpen_#res;timeShift_~tmp~12 := timeShift_#t~ret53;havoc timeShift_#t~ret53; 2301#L1261true assume 0 != timeShift_~tmp~12; 3561#L1262true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 1910#L934-11true havoc __utac_acc__Specification2_spec__3_#t~ret161, __utac_acc__Specification2_spec__3_#t~ret162, __utac_acc__Specification2_spec__3_#t~ret163, __utac_acc__Specification2_spec__3_#t~ret164, __utac_acc__Specification2_spec__3_#t~ret165, __utac_acc__Specification2_spec__3_#t~ret166, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~29, __utac_acc__Specification2_spec__3_~tmp___0~12, __utac_acc__Specification2_spec__3_~tmp___1~8, __utac_acc__Specification2_spec__3_~tmp___2~6, __utac_acc__Specification2_spec__3_~tmp___3~5, __utac_acc__Specification2_spec__3_~tmp___4~3;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~29;havoc __utac_acc__Specification2_spec__3_~tmp___0~12;havoc __utac_acc__Specification2_spec__3_~tmp___1~8;havoc __utac_acc__Specification2_spec__3_~tmp___2~6;havoc __utac_acc__Specification2_spec__3_~tmp___3~5;havoc __utac_acc__Specification2_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~1;havoc getCurrentFloorID_~retValue_acc~1;getCurrentFloorID_~retValue_acc~1 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~1; 1205#L309-6true __utac_acc__Specification2_spec__3_#t~ret161 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~29 := __utac_acc__Specification2_spec__3_#t~ret161;havoc __utac_acc__Specification2_spec__3_#t~ret161;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~29; 2954#L3366true assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 2678#L3367true assume 0 != ~floorButtons_spc2_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~2;havoc areDoorsOpen_~retValue_acc~2;areDoorsOpen_~retValue_acc~2 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~2; 1888#L318-1true __utac_acc__Specification2_spec__3_#t~ret162 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~3 := __utac_acc__Specification2_spec__3_#t~ret162;havoc __utac_acc__Specification2_spec__3_#t~ret162; 2415#L3371true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3;~floorButtons_spc2_0~0 := 0; 711#L3426true cleanup_~i~1 := 0; 4080#L2641-2true [2018-11-28 11:20:45,775 INFO L796 eck$LassoCheckResult]: Loop: 4080#L2641-2true assume !false; 4186#L2642true cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 4027#L2645true assume cleanup_~i~1 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~0;havoc isBlocked_~retValue_acc~0;isBlocked_~retValue_acc~0 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~0; 1277#L131true cleanup_#t~ret113 := isBlocked_#res;cleanup_~tmp___0~8 := cleanup_#t~ret113;havoc cleanup_#t~ret113; 4944#L2649true assume 1 != cleanup_~tmp___0~8; 4945#L2649-1true havoc isIdle_#res;havoc isIdle_#t~ret8, isIdle_~retValue_acc~7, isIdle_~tmp~4;havoc isIdle_~retValue_acc~7;havoc isIdle_~tmp~4;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret3, anyStopRequested_#t~ret4, anyStopRequested_#t~ret5, anyStopRequested_#t~ret6, anyStopRequested_#t~ret7, anyStopRequested_~retValue_acc~6, anyStopRequested_~tmp~3, anyStopRequested_~tmp___0~0, anyStopRequested_~tmp___1~0, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~6;havoc anyStopRequested_~tmp~3;havoc anyStopRequested_~tmp___0~0;havoc anyStopRequested_~tmp___1~0;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~19;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~19; 2525#L1785-50true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~19 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~19; 2089#L1812-50true anyStopRequested_#t~ret3 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret3;havoc anyStopRequested_#t~ret3; 374#L417true assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~6 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~6; 1604#L481true isIdle_#t~ret8 := anyStopRequested_#res;isIdle_~tmp~4 := isIdle_#t~ret8;havoc isIdle_#t~ret8;isIdle_~retValue_acc~7 := (if 0 == isIdle_~tmp~4 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~7; 1898#L494true cleanup_#t~ret114 := isIdle_#res;cleanup_~tmp~21 := cleanup_#t~ret114;havoc cleanup_#t~ret114; 2962#L2661true assume !(0 != cleanup_~tmp~21);havoc timeShift_#t~ret53, timeShift_~tmp~12;havoc timeShift_~tmp~12;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~2;havoc areDoorsOpen_~retValue_acc~2;areDoorsOpen_~retValue_acc~2 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~2; 1880#L318-6true timeShift_#t~ret53 := areDoorsOpen_#res;timeShift_~tmp~12 := timeShift_#t~ret53;havoc timeShift_#t~ret53; 2304#L1261-1true assume 0 != timeShift_~tmp~12; 3567#L1262-2true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 1895#L934-23true havoc __utac_acc__Specification2_spec__3_#t~ret161, __utac_acc__Specification2_spec__3_#t~ret162, __utac_acc__Specification2_spec__3_#t~ret163, __utac_acc__Specification2_spec__3_#t~ret164, __utac_acc__Specification2_spec__3_#t~ret165, __utac_acc__Specification2_spec__3_#t~ret166, __utac_acc__Specification2_spec__3_~floor~0, __utac_acc__Specification2_spec__3_~tmp~29, __utac_acc__Specification2_spec__3_~tmp___0~12, __utac_acc__Specification2_spec__3_~tmp___1~8, __utac_acc__Specification2_spec__3_~tmp___2~6, __utac_acc__Specification2_spec__3_~tmp___3~5, __utac_acc__Specification2_spec__3_~tmp___4~3;havoc __utac_acc__Specification2_spec__3_~floor~0;havoc __utac_acc__Specification2_spec__3_~tmp~29;havoc __utac_acc__Specification2_spec__3_~tmp___0~12;havoc __utac_acc__Specification2_spec__3_~tmp___1~8;havoc __utac_acc__Specification2_spec__3_~tmp___2~6;havoc __utac_acc__Specification2_spec__3_~tmp___3~5;havoc __utac_acc__Specification2_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~1;havoc getCurrentFloorID_~retValue_acc~1;getCurrentFloorID_~retValue_acc~1 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~1; 1188#L309-13true __utac_acc__Specification2_spec__3_#t~ret161 := getCurrentFloorID_#res;__utac_acc__Specification2_spec__3_~tmp~29 := __utac_acc__Specification2_spec__3_#t~ret161;havoc __utac_acc__Specification2_spec__3_#t~ret161;__utac_acc__Specification2_spec__3_~floor~0 := __utac_acc__Specification2_spec__3_~tmp~29; 2952#L3366-1true assume 0 == __utac_acc__Specification2_spec__3_~floor~0; 2685#L3367-1true assume 0 != ~floorButtons_spc2_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~2;havoc areDoorsOpen_~retValue_acc~2;areDoorsOpen_~retValue_acc~2 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~2; 1882#L318-7true __utac_acc__Specification2_spec__3_#t~ret162 := areDoorsOpen_#res;__utac_acc__Specification2_spec__3_~tmp___4~3 := __utac_acc__Specification2_spec__3_#t~ret162;havoc __utac_acc__Specification2_spec__3_#t~ret162; 2596#L3371-2true assume 0 != __utac_acc__Specification2_spec__3_~tmp___4~3;~floorButtons_spc2_0~0 := 0; 712#L3426-1true cleanup_~i~1 := 1 + cleanup_~i~1; 4080#L2641-2true [2018-11-28 11:20:45,785 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:20:45,786 INFO L82 PathProgramCache]: Analyzing trace with hash -1303888161, now seen corresponding path program 1 times [2018-11-28 11:20:45,787 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:20:45,787 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:20:45,817 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:20:45,817 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:20:45,817 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:20:45,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:20:45,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:20:45,972 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 11:20:45,972 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 11:20:45,975 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-11-28 11:20:45,975 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:20:45,975 INFO L82 PathProgramCache]: Analyzing trace with hash -1119830963, now seen corresponding path program 1 times [2018-11-28 11:20:45,975 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 11:20:45,975 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 11:20:45,976 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:20:45,976 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 11:20:45,976 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 11:20:45,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:20:45,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 11:20:46,169 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 82 [2018-11-28 11:20:46,239 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 11:20:46,240 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 11:20:46,240 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 11:20:46,240 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 11:20:46,240 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 11:20:46,241 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:20:46,241 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 11:20:46,241 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 11:20:46,241 INFO L131 ssoRankerPreferences]: Filename of dumped script: elevator_spec2_product28_false-unreach-call_true-termination.cil.c_Iteration1_Loop [2018-11-28 11:20:46,241 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 11:20:46,242 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 11:20:46,258 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,261 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,269 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,271 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,272 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,274 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,277 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,283 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,295 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,296 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,297 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,299 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,305 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,307 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,309 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,317 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,318 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,320 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,326 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,327 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,329 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,330 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,337 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,343 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,345 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,346 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,352 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,354 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,358 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,363 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:46,611 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 11:20:46,611 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_77fd0b61-0128-4f95-9bef-df9c5776ec05/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 [2018-11-28 11:20:46,616 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:20:46,616 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:20:46,638 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:20:46,638 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret166=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret166=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_77fd0b61-0128-4f95-9bef-df9c5776ec05/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 [2018-11-28 11:20:46,662 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:20:46,662 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:20:46,667 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:20:46,667 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_~tmp___1~8=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_~tmp___1~8=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_77fd0b61-0128-4f95-9bef-df9c5776ec05/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 [2018-11-28 11:20:46,686 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:20:46,687 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:20:46,706 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:20:46,706 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret164=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret164=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_77fd0b61-0128-4f95-9bef-df9c5776ec05/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) [2018-11-28 11:20:46,735 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:20:46,735 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 [2018-11-28 11:20:46,746 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:20:46,746 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_cleanup_#t~ret113=0} Honda state: {ULTIMATE.start_cleanup_#t~ret113=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_77fd0b61-0128-4f95-9bef-df9c5776ec05/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 [2018-11-28 11:20:46,774 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:20:46,775 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:20:46,778 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:20:46,778 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret165=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret165=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_77fd0b61-0128-4f95-9bef-df9c5776ec05/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 [2018-11-28 11:20:46,801 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:20:46,801 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:20:46,806 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:20:46,806 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_cleanup_#t~ret114=0} Honda state: {ULTIMATE.start_cleanup_#t~ret114=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_77fd0b61-0128-4f95-9bef-df9c5776ec05/bin-2019/uautomizer/z3 Starting monitored process 8 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 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:20:46,826 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:20:46,826 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:20:46,834 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:20:46,834 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___1~0=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___1~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_77fd0b61-0128-4f95-9bef-df9c5776ec05/bin-2019/uautomizer/z3 Starting monitored process 9 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 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:20:46,854 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:20:46,855 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:20:46,858 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:20:46,858 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isFloorCalling_#in~floorID=0, ULTIMATE.start_isFloorCalling_~floorID=0} Honda state: {ULTIMATE.start_isFloorCalling_#in~floorID=0, ULTIMATE.start_isFloorCalling_~floorID=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_77fd0b61-0128-4f95-9bef-df9c5776ec05/bin-2019/uautomizer/z3 Starting monitored process 10 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 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:20:46,886 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:20:46,886 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:20:46,892 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:20:46,892 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_areDoorsOpen_#res=-8, ~doorState~0=-8, ULTIMATE.start_timeShift_~tmp~12=-8, ULTIMATE.start___utac_acc__Specification2_spec__3_~tmp___4~3=-8, ULTIMATE.start_areDoorsOpen_~retValue_acc~2=-8} Honda state: {ULTIMATE.start_areDoorsOpen_#res=-8, ~doorState~0=-8, ULTIMATE.start_timeShift_~tmp~12=-8, ULTIMATE.start___utac_acc__Specification2_spec__3_~tmp___4~3=-8, ULTIMATE.start_areDoorsOpen_~retValue_acc~2=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_77fd0b61-0128-4f95-9bef-df9c5776ec05/bin-2019/uautomizer/z3 Starting monitored process 11 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 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:20:46,910 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:20:46,911 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:20:46,926 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:20:46,926 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret162=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret162=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_77fd0b61-0128-4f95-9bef-df9c5776ec05/bin-2019/uautomizer/z3 Starting monitored process 12 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 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:20:47,002 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:20:47,002 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:20:47,010 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:20:47,010 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret163=0} Honda state: {ULTIMATE.start___utac_acc__Specification2_spec__3_#t~ret163=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_77fd0b61-0128-4f95-9bef-df9c5776ec05/bin-2019/uautomizer/z3 Starting monitored process 13 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 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:20:47,036 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:20:47,036 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:20:47,060 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 11:20:47,061 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_77fd0b61-0128-4f95-9bef-df9c5776ec05/bin-2019/uautomizer/z3 Starting monitored process 14 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 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:20:47,072 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 11:20:47,072 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_77fd0b61-0128-4f95-9bef-df9c5776ec05/bin-2019/uautomizer/z3 Starting monitored process 15 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 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:20:47,105 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 11:20:47,105 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 11:20:47,136 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-28 11:20:47,138 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 11:20:47,138 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 11:20:47,138 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 11:20:47,139 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 11:20:47,139 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 11:20:47,139 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 11:20:47,139 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 11:20:47,139 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 11:20:47,139 INFO L131 ssoRankerPreferences]: Filename of dumped script: elevator_spec2_product28_false-unreach-call_true-termination.cil.c_Iteration1_Loop [2018-11-28 11:20:47,139 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 11:20:47,139 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 11:20:47,142 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,155 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,156 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,158 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,160 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,162 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,169 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,174 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,178 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,182 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,186 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,188 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,191 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,198 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,204 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,206 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,209 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,211 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,220 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,223 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,225 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,228 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,249 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,268 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,277 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,279 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,281 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,292 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,294 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 11:20:47,629 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 11:20:47,634 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 11:20:47,635 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 [2018-11-28 11:20:47,637 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,637 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,638 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,638 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:20:47,638 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,639 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:20:47,640 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,642 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,643 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 [2018-11-28 11:20:47,643 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,643 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,643 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,644 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:20:47,644 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,644 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:20:47,644 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,645 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,645 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 [2018-11-28 11:20:47,646 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,646 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,646 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,646 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:20:47,646 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,646 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:20:47,647 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,647 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,648 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 [2018-11-28 11:20:47,648 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,648 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,648 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,648 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:20:47,648 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,649 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:20:47,649 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,650 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,650 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 [2018-11-28 11:20:47,650 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,650 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,651 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,651 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:20:47,651 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,651 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:20:47,651 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,652 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,652 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 [2018-11-28 11:20:47,653 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,653 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,653 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,653 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:20:47,653 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,653 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:20:47,654 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,654 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,655 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 [2018-11-28 11:20:47,655 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,655 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,655 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,655 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:20:47,655 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,656 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:20:47,656 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,657 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,657 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 [2018-11-28 11:20:47,657 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,658 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,658 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,658 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:20:47,658 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,658 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:20:47,658 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,659 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,659 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 [2018-11-28 11:20:47,660 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,660 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,660 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,660 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:20:47,660 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,661 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:20:47,661 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,662 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,662 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 [2018-11-28 11:20:47,662 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,662 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,663 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,663 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:20:47,663 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,663 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:20:47,663 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,664 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,664 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 [2018-11-28 11:20:47,664 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,665 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,665 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,665 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:20:47,665 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,665 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:20:47,665 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,666 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,666 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 [2018-11-28 11:20:47,667 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,667 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,667 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,667 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:20:47,667 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,668 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:20:47,668 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,669 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,669 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 [2018-11-28 11:20:47,670 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,670 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,670 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,670 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:20:47,670 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,671 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:20:47,671 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,674 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,675 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 [2018-11-28 11:20:47,675 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,675 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,675 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,676 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:20:47,676 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,676 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:20:47,676 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,677 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,677 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 [2018-11-28 11:20:47,678 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,678 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,678 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,678 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:20:47,678 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,678 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:20:47,679 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,680 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,680 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 [2018-11-28 11:20:47,680 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,681 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,681 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,681 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:20:47,681 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,681 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:20:47,681 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,682 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,682 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 [2018-11-28 11:20:47,683 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,683 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,683 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,683 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:20:47,683 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,684 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:20:47,684 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,684 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,685 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 [2018-11-28 11:20:47,685 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,685 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,685 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,686 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:20:47,686 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,686 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:20:47,686 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,687 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,687 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 [2018-11-28 11:20:47,687 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,688 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,688 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,688 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:20:47,688 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,689 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:20:47,689 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,695 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,695 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 [2018-11-28 11:20:47,695 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,696 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,696 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,696 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:20:47,696 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,696 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:20:47,696 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,697 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,697 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 [2018-11-28 11:20:47,698 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,698 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,698 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,698 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:20:47,698 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,699 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:20:47,699 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,699 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,700 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 [2018-11-28 11:20:47,700 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,700 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,700 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,700 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:20:47,701 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,701 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:20:47,701 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,702 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,702 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 [2018-11-28 11:20:47,702 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,702 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,703 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,703 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:20:47,703 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,704 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:20:47,704 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,710 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,711 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 [2018-11-28 11:20:47,711 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,711 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,711 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,711 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:20:47,712 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,712 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:20:47,712 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,714 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,714 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 [2018-11-28 11:20:47,715 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,715 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,715 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,715 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:20:47,715 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,716 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:20:47,716 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,716 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,717 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 [2018-11-28 11:20:47,717 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,717 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,717 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,717 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-28 11:20:47,717 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,718 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-28 11:20:47,718 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,723 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,723 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 [2018-11-28 11:20:47,724 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,724 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,724 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,724 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:20:47,724 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,725 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:20:47,725 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,742 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,742 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 [2018-11-28 11:20:47,742 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,743 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,743 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,743 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:20:47,743 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,743 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:20:47,743 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,744 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,744 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 [2018-11-28 11:20:47,745 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,745 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,745 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,745 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:20:47,745 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,745 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:20:47,745 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,746 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,746 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 [2018-11-28 11:20:47,747 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,747 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,747 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,747 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:20:47,747 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,747 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:20:47,747 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,748 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 11:20:47,748 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 [2018-11-28 11:20:47,749 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 11:20:47,749 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 11:20:47,749 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 11:20:47,749 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 11:20:47,749 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 11:20:47,749 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 11:20:47,750 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 11:20:47,752 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-28 11:20:47,757 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2018-11-28 11:20:47,757 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2018-11-28 11:20:47,758 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-28 11:20:47,758 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2018-11-28 11:20:47,759 INFO L518 LassoAnalysis]: Proved termination. [2018-11-28 11:20:47,759 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~1) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~1 Supporting invariants [] [2018-11-28 11:20:47,760 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2018-11-28 11:20:47,814 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 11:20:47,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:20:47,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:20:47,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 11:20:47,923 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 11:20:47,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 11:20:47,955 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 [2018-11-28 11:20:47,956 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 5039 states. Second operand 5 states. [2018-11-28 11:20:48,341 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 5039 states.. Second operand 5 states. Result 7608 states and 14294 transitions. Complement of second has 9 states. [2018-11-28 11:20:48,342 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 [2018-11-28 11:20:48,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-28 11:20:48,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 9535 transitions. [2018-11-28 11:20:48,351 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 9535 transitions. Stem has 24 letters. Loop has 22 letters. [2018-11-28 11:20:48,352 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-28 11:20:48,352 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 9535 transitions. Stem has 46 letters. Loop has 22 letters. [2018-11-28 11:20:48,353 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-28 11:20:48,353 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 9535 transitions. Stem has 24 letters. Loop has 44 letters. [2018-11-28 11:20:48,354 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-28 11:20:48,354 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7608 states and 14294 transitions. [2018-11-28 11:20:48,393 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-28 11:20:48,395 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7608 states to 0 states and 0 transitions. [2018-11-28 11:20:48,396 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-28 11:20:48,396 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-28 11:20:48,396 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-28 11:20:48,396 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 11:20:48,396 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 11:20:48,397 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 11:20:48,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 11:20:48,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 11:20:48,400 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2018-11-28 11:20:48,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 11:20:48,402 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2018-11-28 11:20:48,403 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 11:20:48,403 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2018-11-28 11:20:48,403 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-28 11:20:48,403 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 11:20:48,403 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-28 11:20:48,403 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-28 11:20:48,404 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-28 11:20:48,404 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 11:20:48,404 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 11:20:48,404 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 11:20:48,404 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 11:20:48,404 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-28 11:20:48,404 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-28 11:20:48,404 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-28 11:20:48,404 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-28 11:20:48,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 11:20:48 BoogieIcfgContainer [2018-11-28 11:20:48,409 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 11:20:48,410 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 11:20:48,410 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 11:20:48,410 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 11:20:48,410 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:20:45" (3/4) ... [2018-11-28 11:20:48,416 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 11:20:48,416 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 11:20:48,416 INFO L168 Benchmark]: Toolchain (without parser) took 10456.87 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 546.3 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -131.1 MB). Peak memory consumption was 415.2 MB. Max. memory is 11.5 GB. [2018-11-28 11:20:48,418 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:20:48,418 INFO L168 Benchmark]: CACSL2BoogieTranslator took 611.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -153.0 MB). Peak memory consumption was 54.8 MB. Max. memory is 11.5 GB. [2018-11-28 11:20:48,419 INFO L168 Benchmark]: Boogie Procedure Inliner took 182.69 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: 48.7 MB). Peak memory consumption was 48.7 MB. Max. memory is 11.5 GB. [2018-11-28 11:20:48,419 INFO L168 Benchmark]: Boogie Preprocessor took 186.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 52.5 MB). Peak memory consumption was 52.5 MB. Max. memory is 11.5 GB. [2018-11-28 11:20:48,419 INFO L168 Benchmark]: RCFGBuilder took 6577.41 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 188.7 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -89.1 MB). Peak memory consumption was 435.8 MB. Max. memory is 11.5 GB. [2018-11-28 11:20:48,420 INFO L168 Benchmark]: BuchiAutomizer took 2885.67 ms. Allocated memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: 212.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.8 MB). Peak memory consumption was 222.6 MB. Max. memory is 11.5 GB. [2018-11-28 11:20:48,420 INFO L168 Benchmark]: Witness Printer took 6.07 ms. Allocated memory is still 1.6 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 11:20:48,424 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 611.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -153.0 MB). Peak memory consumption was 54.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 182.69 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: 48.7 MB). Peak memory consumption was 48.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 186.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 52.5 MB). Peak memory consumption was 52.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 6577.41 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 188.7 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -89.1 MB). Peak memory consumption was 435.8 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 2885.67 ms. Allocated memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: 212.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.8 MB). Peak memory consumption was 222.6 MB. Max. memory is 11.5 GB. * Witness Printer took 6.07 ms. Allocated memory is still 1.6 GB. Free memory is still 1.1 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 2.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.9s. 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: 9501 SDtfs, 14242 SDslu, 4767 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: 5ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 12 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...