./Ultimate.py --spec ../../sv-benchmarks/c/Termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec1_product20_false-unreach-call_true-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5c7998b3-bee8-4135-a02b-9eea09931fc4/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5c7998b3-bee8-4135-a02b-9eea09931fc4/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5c7998b3-bee8-4135-a02b-9eea09931fc4/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5c7998b3-bee8-4135-a02b-9eea09931fc4/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec1_product20_false-unreach-call_true-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5c7998b3-bee8-4135-a02b-9eea09931fc4/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5c7998b3-bee8-4135-a02b-9eea09931fc4/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 d9c8d96fa066b936760c08808baca1cb90cf1092 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 10:52:27,114 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:52:27,115 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:52:27,121 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:52:27,122 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:52:27,122 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:52:27,123 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:52:27,124 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:52:27,125 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:52:27,126 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:52:27,127 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:52:27,127 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:52:27,127 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:52:27,128 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:52:27,129 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:52:27,129 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:52:27,130 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:52:27,131 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:52:27,132 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:52:27,133 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:52:27,133 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:52:27,134 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:52:27,136 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:52:27,136 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:52:27,136 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:52:27,137 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:52:27,137 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:52:27,138 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:52:27,138 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:52:27,139 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:52:27,139 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:52:27,139 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:52:27,139 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:52:27,139 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:52:27,140 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:52:27,140 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:52:27,140 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5c7998b3-bee8-4135-a02b-9eea09931fc4/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-18 10:52:27,151 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:52:27,151 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:52:27,152 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 10:52:27,152 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 10:52:27,153 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 10:52:27,153 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-18 10:52:27,153 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-18 10:52:27,153 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-18 10:52:27,153 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-18 10:52:27,153 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-18 10:52:27,153 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-18 10:52:27,154 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:52:27,154 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 10:52:27,154 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-18 10:52:27,154 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 10:52:27,154 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 10:52:27,154 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:52:27,154 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-18 10:52:27,154 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-18 10:52:27,154 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-18 10:52:27,155 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 10:52:27,155 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:52:27,155 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-18 10:52:27,155 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:52:27,155 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-18 10:52:27,155 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:52:27,155 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 10:52:27,155 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-18 10:52:27,156 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:52:27,156 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 10:52:27,156 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-18 10:52:27,156 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-18 10:52:27,157 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_5c7998b3-bee8-4135-a02b-9eea09931fc4/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 -> d9c8d96fa066b936760c08808baca1cb90cf1092 [2018-11-18 10:52:27,178 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:52:27,186 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:52:27,188 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:52:27,189 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:52:27,189 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:52:27,190 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5c7998b3-bee8-4135-a02b-9eea09931fc4/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/elevator_spec1_product20_false-unreach-call_true-termination.cil.c [2018-11-18 10:52:27,225 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5c7998b3-bee8-4135-a02b-9eea09931fc4/bin-2019/uautomizer/data/a5e2df526/166441fb779e4c709cd56c6d28f3450e/FLAGef734203d [2018-11-18 10:52:27,615 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:52:27,616 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5c7998b3-bee8-4135-a02b-9eea09931fc4/sv-benchmarks/c/product-lines/elevator_spec1_product20_false-unreach-call_true-termination.cil.c [2018-11-18 10:52:27,628 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5c7998b3-bee8-4135-a02b-9eea09931fc4/bin-2019/uautomizer/data/a5e2df526/166441fb779e4c709cd56c6d28f3450e/FLAGef734203d [2018-11-18 10:52:27,638 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5c7998b3-bee8-4135-a02b-9eea09931fc4/bin-2019/uautomizer/data/a5e2df526/166441fb779e4c709cd56c6d28f3450e [2018-11-18 10:52:27,640 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:52:27,641 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 10:52:27,642 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:52:27,642 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:52:27,644 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:52:27,645 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:52:27" (1/1) ... [2018-11-18 10:52:27,646 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@287b64ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:52:27, skipping insertion in model container [2018-11-18 10:52:27,646 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:52:27" (1/1) ... [2018-11-18 10:52:27,653 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:52:27,695 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:52:28,017 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:52:28,024 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 10:52:28,164 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:52:28,205 INFO L195 MainTranslator]: Completed translation [2018-11-18 10:52:28,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:52:28 WrapperNode [2018-11-18 10:52:28,205 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:52:28,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 10:52:28,206 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 10:52:28,206 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 10:52:28,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:52:28" (1/1) ... [2018-11-18 10:52:28,232 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:52:28" (1/1) ... [2018-11-18 10:52:28,378 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 10:52:28,379 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 10:52:28,379 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 10:52:28,379 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 10:52:28,391 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:52:28" (1/1) ... [2018-11-18 10:52:28,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:52:28" (1/1) ... [2018-11-18 10:52:28,412 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:52:28" (1/1) ... [2018-11-18 10:52:28,412 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:52:28" (1/1) ... [2018-11-18 10:52:28,465 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:52:28" (1/1) ... [2018-11-18 10:52:28,528 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:52:28" (1/1) ... [2018-11-18 10:52:28,543 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:52:28" (1/1) ... [2018-11-18 10:52:28,567 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 10:52:28,568 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 10:52:28,568 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 10:52:28,568 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 10:52:28,569 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:52:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5c7998b3-bee8-4135-a02b-9eea09931fc4/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 10:52:28,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 10:52:28,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 10:52:28,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 10:52:34,837 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 10:52:34,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:52:34 BoogieIcfgContainer [2018-11-18 10:52:34,838 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 10:52:34,838 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-18 10:52:34,838 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-18 10:52:34,841 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-18 10:52:34,842 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 10:52:34,842 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.11 10:52:27" (1/3) ... [2018-11-18 10:52:34,843 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7bb2ccfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 10:52:34, skipping insertion in model container [2018-11-18 10:52:34,843 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 10:52:34,843 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:52:28" (2/3) ... [2018-11-18 10:52:34,843 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7bb2ccfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 10:52:34, skipping insertion in model container [2018-11-18 10:52:34,844 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-18 10:52:34,844 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:52:34" (3/3) ... [2018-11-18 10:52:34,845 INFO L375 chiAutomizerObserver]: Analyzing ICFG elevator_spec1_product20_false-unreach-call_true-termination.cil.c [2018-11-18 10:52:34,878 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 10:52:34,878 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-18 10:52:34,878 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-18 10:52:34,878 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-18 10:52:34,879 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 10:52:34,879 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 10:52:34,879 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-18 10:52:34,879 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 10:52:34,879 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-18 10:52:34,930 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4877 states. [2018-11-18 10:52:35,001 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2391 [2018-11-18 10:52:35,002 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 10:52:35,002 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 10:52:35,013 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:52:35,013 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:52:35,013 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-18 10:52:35,013 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4877 states. [2018-11-18 10:52:35,042 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2391 [2018-11-18 10:52:35,042 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-18 10:52:35,042 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-18 10:52:35,044 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:52:35,044 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:52:35,049 INFO L794 eck$LassoCheckResult]: Stem: 2916#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call #t~string53.base, #t~string53.offset := #Ultimate.alloc(10);call #t~string55.base, #t~string55.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string55.base,#t~string55.offset := 91];#memory_int := #memory_int[#t~string55.base,1 + #t~string55.offset := 95];#memory_int := #memory_int[#t~string55.base,2 + #t~string55.offset := 93];#memory_int := #memory_int[#t~string55.base,3 + #t~string55.offset := 0];call #t~string57.base, #t~string57.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string57.base,#t~string57.offset := 91];#memory_int := #memory_int[#t~string57.base,1 + #t~string57.offset := 93];#memory_int := #memory_int[#t~string57.base,2 + #t~string57.offset := 32];#memory_int := #memory_int[#t~string57.base,3 + #t~string57.offset := 0];call #t~string59.base, #t~string59.offset := #Ultimate.alloc(5);#memory_int := #memory_int[#t~string59.base,#t~string59.offset := 32];#memory_int := #memory_int[#t~string59.base,1 + #t~string59.offset := 97];#memory_int := #memory_int[#t~string59.base,2 + #t~string59.offset := 116];#memory_int := #memory_int[#t~string59.base,3 + #t~string59.offset := 32];#memory_int := #memory_int[#t~string59.base,4 + #t~string59.offset := 0];call #t~string61.base, #t~string61.offset := #Ultimate.alloc(3);#memory_int := #memory_int[#t~string61.base,#t~string61.offset := 37];#memory_int := #memory_int[#t~string61.base,1 + #t~string61.offset := 105];#memory_int := #memory_int[#t~string61.base,2 + #t~string61.offset := 0];call #t~string63.base, #t~string63.offset := #Ultimate.alloc(10);call #t~string65.base, #t~string65.offset := #Ultimate.alloc(3);#memory_int := #memory_int[#t~string65.base,#t~string65.offset := 117];#memory_int := #memory_int[#t~string65.base,1 + #t~string65.offset := 112];#memory_int := #memory_int[#t~string65.base,2 + #t~string65.offset := 0];call #t~string67.base, #t~string67.offset := #Ultimate.alloc(5);#memory_int := #memory_int[#t~string67.base,#t~string67.offset := 100];#memory_int := #memory_int[#t~string67.base,1 + #t~string67.offset := 111];#memory_int := #memory_int[#t~string67.base,2 + #t~string67.offset := 119];#memory_int := #memory_int[#t~string67.base,3 + #t~string67.offset := 110];#memory_int := #memory_int[#t~string67.base,4 + #t~string67.offset := 0];call #t~string69.base, #t~string69.offset := #Ultimate.alloc(7);#memory_int := #memory_int[#t~string69.base,#t~string69.offset := 32];#memory_int := #memory_int[#t~string69.base,1 + #t~string69.offset := 73];#memory_int := #memory_int[#t~string69.base,2 + #t~string69.offset := 76];#memory_int := #memory_int[#t~string69.base,3 + #t~string69.offset := 95];#memory_int := #memory_int[#t~string69.base,4 + #t~string69.offset := 112];#memory_int := #memory_int[#t~string69.base,5 + #t~string69.offset := 58];#memory_int := #memory_int[#t~string69.base,6 + #t~string69.offset := 0];call #t~string71.base, #t~string71.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string71.base,#t~string71.offset := 32];#memory_int := #memory_int[#t~string71.base,1 + #t~string71.offset := 37];#memory_int := #memory_int[#t~string71.base,2 + #t~string71.offset := 105];#memory_int := #memory_int[#t~string71.base,3 + #t~string71.offset := 0];call #t~string73.base, #t~string73.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string73.base,#t~string73.offset := 32];#memory_int := #memory_int[#t~string73.base,1 + #t~string73.offset := 37];#memory_int := #memory_int[#t~string73.base,2 + #t~string73.offset := 105];#memory_int := #memory_int[#t~string73.base,3 + #t~string73.offset := 0];call #t~string75.base, #t~string75.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string75.base,#t~string75.offset := 32];#memory_int := #memory_int[#t~string75.base,1 + #t~string75.offset := 37];#memory_int := #memory_int[#t~string75.base,2 + #t~string75.offset := 105];#memory_int := #memory_int[#t~string75.base,3 + #t~string75.offset := 0];call #t~string77.base, #t~string77.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string77.base,#t~string77.offset := 32];#memory_int := #memory_int[#t~string77.base,1 + #t~string77.offset := 37];#memory_int := #memory_int[#t~string77.base,2 + #t~string77.offset := 105];#memory_int := #memory_int[#t~string77.base,3 + #t~string77.offset := 0];call #t~string79.base, #t~string79.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string79.base,#t~string79.offset := 32];#memory_int := #memory_int[#t~string79.base,1 + #t~string79.offset := 37];#memory_int := #memory_int[#t~string79.base,2 + #t~string79.offset := 105];#memory_int := #memory_int[#t~string79.base,3 + #t~string79.offset := 0];call #t~string81.base, #t~string81.offset := #Ultimate.alloc(6);#memory_int := #memory_int[#t~string81.base,#t~string81.offset := 32];#memory_int := #memory_int[#t~string81.base,1 + #t~string81.offset := 70];#memory_int := #memory_int[#t~string81.base,2 + #t~string81.offset := 95];#memory_int := #memory_int[#t~string81.base,3 + #t~string81.offset := 112];#memory_int := #memory_int[#t~string81.base,4 + #t~string81.offset := 58];#memory_int := #memory_int[#t~string81.base,5 + #t~string81.offset := 0];call #t~string84.base, #t~string84.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string84.base,#t~string84.offset := 32];#memory_int := #memory_int[#t~string84.base,1 + #t~string84.offset := 37];#memory_int := #memory_int[#t~string84.base,2 + #t~string84.offset := 105];#memory_int := #memory_int[#t~string84.base,3 + #t~string84.offset := 0];call #t~string87.base, #t~string87.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string87.base,#t~string87.offset := 32];#memory_int := #memory_int[#t~string87.base,1 + #t~string87.offset := 37];#memory_int := #memory_int[#t~string87.base,2 + #t~string87.offset := 105];#memory_int := #memory_int[#t~string87.base,3 + #t~string87.offset := 0];call #t~string90.base, #t~string90.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string90.base,#t~string90.offset := 32];#memory_int := #memory_int[#t~string90.base,1 + #t~string90.offset := 37];#memory_int := #memory_int[#t~string90.base,2 + #t~string90.offset := 105];#memory_int := #memory_int[#t~string90.base,3 + #t~string90.offset := 0];call #t~string93.base, #t~string93.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string93.base,#t~string93.offset := 32];#memory_int := #memory_int[#t~string93.base,1 + #t~string93.offset := 37];#memory_int := #memory_int[#t~string93.base,2 + #t~string93.offset := 105];#memory_int := #memory_int[#t~string93.base,3 + #t~string93.offset := 0];call #t~string96.base, #t~string96.offset := #Ultimate.alloc(4);#memory_int := #memory_int[#t~string96.base,#t~string96.offset := 32];#memory_int := #memory_int[#t~string96.base,1 + #t~string96.offset := 37];#memory_int := #memory_int[#t~string96.base,2 + #t~string96.offset := 105];#memory_int := #memory_int[#t~string96.base,3 + #t~string96.offset := 0];call #t~string98.base, #t~string98.offset := #Ultimate.alloc(2);#memory_int := #memory_int[#t~string98.base,#t~string98.offset := 10];#memory_int := #memory_int[#t~string98.base,1 + #t~string98.offset := 0];call #t~string101.base, #t~string101.offset := #Ultimate.alloc(9);call #t~string122.base, #t~string122.offset := #Ultimate.alloc(30);call #t~string123.base, #t~string123.offset := #Ultimate.alloc(9);call #t~string124.base, #t~string124.offset := #Ultimate.alloc(21);call #t~string125.base, #t~string125.offset := #Ultimate.alloc(30);call #t~string126.base, #t~string126.offset := #Ultimate.alloc(9);call #t~string127.base, #t~string127.offset := #Ultimate.alloc(21);call #t~string131.base, #t~string131.offset := #Ultimate.alloc(30);call #t~string132.base, #t~string132.offset := #Ultimate.alloc(9);call #t~string133.base, #t~string133.offset := #Ultimate.alloc(25);call #t~string134.base, #t~string134.offset := #Ultimate.alloc(30);call #t~string135.base, #t~string135.offset := #Ultimate.alloc(9);call #t~string136.base, #t~string136.offset := #Ultimate.alloc(25);~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;~cleanupTimeShifts~0 := 12;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 3996#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res;havoc main_#t~ret159, main_~retValue_acc~26, main_~tmp~27;havoc main_~retValue_acc~26;havoc main_~tmp~27;assume { :begin_inline_select_helpers } true; 4715#L2037true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 3760#L2030true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res;havoc valid_product_~retValue_acc~21;havoc valid_product_~retValue_acc~21;valid_product_~retValue_acc~21 := 1;valid_product_#res := valid_product_~retValue_acc~21; 3130#L2045true main_#t~ret159 := valid_product_#res;assume { :end_inline_valid_product } true;main_~tmp~27 := main_#t~ret159;havoc main_#t~ret159; 938#L3157true assume 0 != main_~tmp~27;assume { :begin_inline_setup } true; 1235#L3130true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification1_spec__1 } true;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 4549#L3185true assume { :end_inline___utac_acc__Specification1_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret152, bigMacCall_~tmp~24;havoc bigMacCall_~tmp~24;assume { :begin_inline_getOrigin } true;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~28;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~28; 1008#L3395true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~28 := 4;getOrigin_#res := getOrigin_~retValue_acc~28; 852#L3420true bigMacCall_#t~ret152 := getOrigin_#res;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~24 := bigMacCall_#t~ret152;havoc bigMacCall_#t~ret152;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~24;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 1208#L2511true assume 0 == initPersonOnFloor_~floor; 1148#L2512true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 181#L2619-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;assume { :begin_inline___utac_acc__Specification1_spec__2 } true;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 2747#L3192true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 3537#L3204-2true assume { :end_inline___utac_acc__Specification1_spec__2 } true; 4463#L2303true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 2653#L2315-2true assume { :end_inline_callOnFloor } true; 4487#L2655true assume { :end_inline_initPersonOnFloor } true; 3651#L2935true assume { :end_inline_bigMacCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret149, angelinaCall_~tmp~21;havoc angelinaCall_~tmp~21;assume { :begin_inline_getOrigin } true;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~28;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~28; 1004#L3395-1true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~28 := 4;getOrigin_#res := getOrigin_~retValue_acc~28; 855#L3420-1true angelinaCall_#t~ret149 := getOrigin_#res;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~21 := angelinaCall_#t~ret149;havoc angelinaCall_#t~ret149;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~21;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 1184#L2511-1true assume 0 == initPersonOnFloor_~floor; 1127#L2512-2true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 164#L2619-3true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;assume { :begin_inline___utac_acc__Specification1_spec__2 } true;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 2757#L3192-2true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 3544#L3204-5true assume { :end_inline___utac_acc__Specification1_spec__2 } true; 4626#L2303-2true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 2658#L2315-5true assume { :end_inline_callOnFloor } true; 4468#L2655-1true assume { :end_inline_initPersonOnFloor } true; 4219#L2902true assume { :end_inline_angelinaCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret153, cleanup_#t~ret154, cleanup_~i~3, cleanup_~tmp~25, cleanup_~tmp___0~10, cleanup_~__cil_tmp4~2;havoc cleanup_~i~3;havoc cleanup_~tmp~25;havoc cleanup_~tmp___0~10;havoc cleanup_~__cil_tmp4~2;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret52, timeShift_~tmp~11;havoc timeShift_~tmp~11;assume { :begin_inline_areDoorsOpen } true;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; 3603#L293true timeShift_#t~ret52 := areDoorsOpen_#res;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~11 := timeShift_#t~ret52;havoc timeShift_#t~ret52; 3898#L1236true assume 0 != timeShift_~tmp~11; 3782#L1237true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 3899#L1236-1true assume { :begin_inline___utac_acc__Specification1_spec__3 } true;havoc __utac_acc__Specification1_spec__3_#t~ret160, __utac_acc__Specification1_spec__3_#t~ret161, __utac_acc__Specification1_spec__3_#t~ret162, __utac_acc__Specification1_spec__3_#t~ret163, __utac_acc__Specification1_spec__3_#t~ret164, __utac_acc__Specification1_spec__3_#t~ret165, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~28, __utac_acc__Specification1_spec__3_~tmp___0~12, __utac_acc__Specification1_spec__3_~tmp___1~8, __utac_acc__Specification1_spec__3_~tmp___2~6, __utac_acc__Specification1_spec__3_~tmp___3~5, __utac_acc__Specification1_spec__3_~tmp___4~3;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~28;havoc __utac_acc__Specification1_spec__3_~tmp___0~12;havoc __utac_acc__Specification1_spec__3_~tmp___1~8;havoc __utac_acc__Specification1_spec__3_~tmp___2~6;havoc __utac_acc__Specification1_spec__3_~tmp___3~5;havoc __utac_acc__Specification1_spec__3_~tmp___4~3;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~1;havoc getCurrentFloorID_~retValue_acc~1;getCurrentFloorID_~retValue_acc~1 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~1; 2861#L284-6true __utac_acc__Specification1_spec__3_#t~ret160 := getCurrentFloorID_#res;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification1_spec__3_~tmp~28 := __utac_acc__Specification1_spec__3_#t~ret160;havoc __utac_acc__Specification1_spec__3_#t~ret160;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~28; 1705#L3230true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 1836#L3231true assume 0 != ~landingButtons_spc1_0~0;assume { :begin_inline_areDoorsOpen } true;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; 3628#L293-1true __utac_acc__Specification1_spec__3_#t~ret161 := areDoorsOpen_#res;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification1_spec__3_~tmp___4~3 := __utac_acc__Specification1_spec__3_#t~ret161;havoc __utac_acc__Specification1_spec__3_#t~ret161; 213#L3235true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 3513#L3290true assume { :end_inline___utac_acc__Specification1_spec__3 } true; 2767#L1254true assume { :end_inline_timeShift } true;cleanup_~i~3 := 0; 2122#L2962-3true [2018-11-18 10:52:35,050 INFO L796 eck$LassoCheckResult]: Loop: 2122#L2962-3true assume true; 2120#L2962-1true assume !false; 1867#L2963true cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 1702#L2966true assume cleanup_~i~3 < cleanup_~__cil_tmp4~2;assume { :begin_inline_isBlocked } true;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; 1343#L131true cleanup_#t~ret153 := isBlocked_#res;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~10 := cleanup_#t~ret153;havoc cleanup_#t~ret153; 420#L2970true assume 1 != cleanup_~tmp___0~10; 400#L2970-1true assume { :begin_inline_isIdle } true;havoc isIdle_#res;havoc isIdle_#t~ret7, isIdle_~retValue_acc~7, isIdle_~tmp~3;havoc isIdle_~retValue_acc~7;havoc isIdle_~tmp~3;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret2, anyStopRequested_#t~ret3, anyStopRequested_#t~ret4, anyStopRequested_#t~ret5, anyStopRequested_#t~ret6, anyStopRequested_~retValue_acc~6, anyStopRequested_~tmp~2, anyStopRequested_~tmp___0~0, anyStopRequested_~tmp___1~0, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~6;havoc anyStopRequested_~tmp~2;havoc anyStopRequested_~tmp___0~0;havoc anyStopRequested_~tmp___1~0;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 3310#L2235-50true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 303#L2262-50true anyStopRequested_#t~ret2 := isFloorCalling_#res;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret2;havoc anyStopRequested_#t~ret2; 1553#L392true assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~6 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~6; 4445#L456true isIdle_#t~ret7 := anyStopRequested_#res;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~3 := isIdle_#t~ret7;havoc isIdle_#t~ret7;isIdle_~retValue_acc~7 := (if 0 == isIdle_~tmp~3 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~7; 3637#L469true cleanup_#t~ret154 := isIdle_#res;assume { :end_inline_isIdle } true;cleanup_~tmp~25 := cleanup_#t~ret154;havoc cleanup_#t~ret154; 753#L2982true assume !(0 != cleanup_~tmp~25);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret52, timeShift_~tmp~11;havoc timeShift_~tmp~11;assume { :begin_inline_areDoorsOpen } true;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; 3612#L293-6true timeShift_#t~ret52 := areDoorsOpen_#res;assume { :end_inline_areDoorsOpen } true;timeShift_~tmp~11 := timeShift_#t~ret52;havoc timeShift_#t~ret52; 3906#L1236-2true assume 0 != timeShift_~tmp~11; 3771#L1237-3true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 3907#L1236-3true assume { :begin_inline___utac_acc__Specification1_spec__3 } true;havoc __utac_acc__Specification1_spec__3_#t~ret160, __utac_acc__Specification1_spec__3_#t~ret161, __utac_acc__Specification1_spec__3_#t~ret162, __utac_acc__Specification1_spec__3_#t~ret163, __utac_acc__Specification1_spec__3_#t~ret164, __utac_acc__Specification1_spec__3_#t~ret165, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~28, __utac_acc__Specification1_spec__3_~tmp___0~12, __utac_acc__Specification1_spec__3_~tmp___1~8, __utac_acc__Specification1_spec__3_~tmp___2~6, __utac_acc__Specification1_spec__3_~tmp___3~5, __utac_acc__Specification1_spec__3_~tmp___4~3;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~28;havoc __utac_acc__Specification1_spec__3_~tmp___0~12;havoc __utac_acc__Specification1_spec__3_~tmp___1~8;havoc __utac_acc__Specification1_spec__3_~tmp___2~6;havoc __utac_acc__Specification1_spec__3_~tmp___3~5;havoc __utac_acc__Specification1_spec__3_~tmp___4~3;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~1;havoc getCurrentFloorID_~retValue_acc~1;getCurrentFloorID_~retValue_acc~1 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~1; 2786#L284-13true __utac_acc__Specification1_spec__3_#t~ret160 := getCurrentFloorID_#res;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification1_spec__3_~tmp~28 := __utac_acc__Specification1_spec__3_#t~ret160;havoc __utac_acc__Specification1_spec__3_#t~ret160;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~28; 1704#L3230-1true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 1822#L3231-1true assume 0 != ~landingButtons_spc1_0~0;assume { :begin_inline_areDoorsOpen } true;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; 3591#L293-7true __utac_acc__Specification1_spec__3_#t~ret161 := areDoorsOpen_#res;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification1_spec__3_~tmp___4~3 := __utac_acc__Specification1_spec__3_#t~ret161;havoc __utac_acc__Specification1_spec__3_#t~ret161; 219#L3235-2true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 3506#L3290-1true assume { :end_inline___utac_acc__Specification1_spec__3 } true; 2768#L1254-1true assume { :end_inline_timeShift } true;cleanup_~i~3 := 1 + cleanup_~i~3; 2122#L2962-3true [2018-11-18 10:52:35,056 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:52:35,056 INFO L82 PathProgramCache]: Analyzing trace with hash 478846726, now seen corresponding path program 1 times [2018-11-18 10:52:35,058 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:52:35,059 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:52:35,090 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:52:35,090 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:52:35,090 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:52:35,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:52:35,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:52:35,911 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:52:35,912 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 10:52:35,915 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-11-18 10:52:35,915 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:52:35,915 INFO L82 PathProgramCache]: Analyzing trace with hash -621116764, now seen corresponding path program 1 times [2018-11-18 10:52:35,915 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:52:35,916 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:52:35,917 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:52:35,917 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:52:35,918 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:52:35,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 10:52:35,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 10:52:36,114 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 82 [2018-11-18 10:52:36,178 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 10:52:36,179 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 10:52:36,179 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 10:52:36,179 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 10:52:36,179 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-18 10:52:36,179 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 10:52:36,180 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 10:52:36,180 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 10:52:36,180 INFO L131 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product20_false-unreach-call_true-termination.cil.c_Iteration1_Loop [2018-11-18 10:52:36,180 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 10:52:36,181 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 10:52:36,197 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,200 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,203 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,204 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,210 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,224 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,232 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,233 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,234 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,236 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,245 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,248 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,250 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,251 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,254 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,255 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,257 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,258 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,262 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,264 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,267 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,268 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,272 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,274 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,280 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,281 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,287 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,288 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,292 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:36,541 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 10:52:36,542 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5c7998b3-bee8-4135-a02b-9eea09931fc4/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 10:52:36,557 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 10:52:36,557 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 10:52:36,566 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 10:52:36,567 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret162=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret162=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5c7998b3-bee8-4135-a02b-9eea09931fc4/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 10:52:36,592 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 10:52:36,592 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 10:52:36,595 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 10:52:36,595 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret161=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret161=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5c7998b3-bee8-4135-a02b-9eea09931fc4/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 10:52:36,621 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 10:52:36,621 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 10:52:36,623 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 10:52:36,623 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret160=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret160=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5c7998b3-bee8-4135-a02b-9eea09931fc4/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) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 10:52:36,641 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 10:52:36,641 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 10:52:36,657 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 10:52:36,657 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isFloorCalling_#res=1, ~calls_0~0=1, ULTIMATE.start_anyStopRequested_~tmp___3~0=1, ULTIMATE.start_isFloorCalling_~retValue_acc~22=1} Honda state: {ULTIMATE.start_isFloorCalling_#res=1, ~calls_0~0=1, ULTIMATE.start_anyStopRequested_~tmp___3~0=1, ULTIMATE.start_isFloorCalling_~retValue_acc~22=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5c7998b3-bee8-4135-a02b-9eea09931fc4/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 10:52:36,677 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 10:52:36,677 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 10:52:36,695 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 10:52:36,696 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_areDoorsOpen_#res=7, ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___4~3=7, ULTIMATE.start_timeShift_~tmp~11=7, ~doorState~0=7, ULTIMATE.start_areDoorsOpen_~retValue_acc~2=7} Honda state: {ULTIMATE.start_areDoorsOpen_#res=7, ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___4~3=7, ULTIMATE.start_timeShift_~tmp~11=7, ~doorState~0=7, ULTIMATE.start_areDoorsOpen_~retValue_acc~2=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5c7998b3-bee8-4135-a02b-9eea09931fc4/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 10:52:36,723 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 10:52:36,724 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 10:52:36,728 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 10:52:36,729 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_cleanup_#t~ret153=0} Honda state: {ULTIMATE.start_cleanup_#t~ret153=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5c7998b3-bee8-4135-a02b-9eea09931fc4/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 [2018-11-18 10:52:36,745 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 10:52:36,745 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 10:52:36,747 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 10:52:36,747 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_cleanup_#t~ret154=0} Honda state: {ULTIMATE.start_cleanup_#t~ret154=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5c7998b3-bee8-4135-a02b-9eea09931fc4/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 [2018-11-18 10:52:36,768 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 10:52:36,769 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 10:52:36,772 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 10:52:36,772 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret164=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret164=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5c7998b3-bee8-4135-a02b-9eea09931fc4/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 [2018-11-18 10:52:36,840 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 10:52:36,840 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 10:52:36,842 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-18 10:52:36,842 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_5c7998b3-bee8-4135-a02b-9eea09931fc4/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 [2018-11-18 10:52:36,867 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-18 10:52:36,867 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5c7998b3-bee8-4135-a02b-9eea09931fc4/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 [2018-11-18 10:52:36,888 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-18 10:52:36,888 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-18 10:52:37,378 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-18 10:52:37,380 INFO L216 LassoAnalysis]: Preferences: [2018-11-18 10:52:37,380 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-18 10:52:37,380 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-18 10:52:37,380 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-18 10:52:37,380 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-18 10:52:37,380 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-18 10:52:37,380 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-18 10:52:37,380 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-18 10:52:37,381 INFO L131 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product20_false-unreach-call_true-termination.cil.c_Iteration1_Loop [2018-11-18 10:52:37,381 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-18 10:52:37,381 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-18 10:52:37,383 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,397 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,418 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,419 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,426 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,428 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,434 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,435 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,436 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,437 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,443 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,449 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,453 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,457 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,459 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,460 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,461 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,462 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,463 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,466 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,468 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,470 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,481 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,482 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,486 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,490 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-18 10:52:37,714 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-18 10:52:37,719 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-18 10:52:37,720 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 10:52:37,721 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 10:52:37,721 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 10:52:37,722 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 10:52:37,722 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 10:52:37,722 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 10:52:37,724 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 10:52:37,724 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 10:52:37,725 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 10:52:37,726 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 10:52:37,726 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 10:52:37,726 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 10:52:37,726 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 10:52:37,726 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 10:52:37,727 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 10:52:37,728 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 10:52:37,728 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 10:52:37,737 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 10:52:37,737 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 10:52:37,737 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 10:52:37,738 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 10:52:37,738 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 10:52:37,738 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 10:52:37,738 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 10:52:37,738 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 10:52:37,738 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 10:52:37,739 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 10:52:37,739 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 10:52:37,740 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 10:52:37,740 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 10:52:37,740 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 10:52:37,740 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 10:52:37,740 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 10:52:37,741 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 10:52:37,741 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 10:52:37,742 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 10:52:37,742 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 [2018-11-18 10:52:37,742 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 10:52:37,742 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 10:52:37,743 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 10:52:37,743 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-18 10:52:37,743 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 10:52:37,744 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-18 10:52:37,744 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 10:52:37,753 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 10:52:37,753 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 10:52:37,754 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 10:52:37,754 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 10:52:37,754 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 10:52:37,754 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 10:52:37,754 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 10:52:37,755 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 10:52:37,755 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 10:52:37,755 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 10:52:37,756 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 10:52:37,756 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 10:52:37,756 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 10:52:37,756 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 10:52:37,756 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 10:52:37,757 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 10:52:37,757 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 10:52:37,757 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 10:52:37,758 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 10:52:37,758 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 10:52:37,758 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 10:52:37,758 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 10:52:37,759 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 10:52:37,759 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 10:52:37,759 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 10:52:37,759 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 10:52:37,759 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 10:52:37,760 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 10:52:37,760 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 10:52:37,761 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 10:52:37,761 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 10:52:37,761 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 10:52:37,761 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 10:52:37,761 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 10:52:37,761 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 10:52:37,761 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 10:52:37,762 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 10:52:37,762 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 10:52:37,763 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 10:52:37,763 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 10:52:37,763 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 10:52:37,763 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 10:52:37,763 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 10:52:37,764 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 10:52:37,764 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 10:52:37,764 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 10:52:37,765 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 10:52:37,765 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 10:52:37,765 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 10:52:37,765 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 10:52:37,765 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 10:52:37,765 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 10:52:37,766 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 10:52:37,766 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 10:52:37,767 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-18 10:52:37,767 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-18 10:52:37,767 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-18 10:52:37,767 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-18 10:52:37,767 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-18 10:52:37,768 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-18 10:52:37,768 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-18 10:52:37,768 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-18 10:52:37,768 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-18 10:52:37,772 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-18 10:52:37,777 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2018-11-18 10:52:37,777 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2018-11-18 10:52:37,779 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-18 10:52:37,779 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2018-11-18 10:52:37,779 INFO L518 LassoAnalysis]: Proved termination. [2018-11-18 10:52:37,780 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~3) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~3 Supporting invariants [] [2018-11-18 10:52:37,781 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2018-11-18 10:52:37,801 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:52:37,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:52:37,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:52:37,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:52:37,902 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:52:37,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:52:37,935 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2018-11-18 10:52:37,936 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4877 states. Second operand 5 states. [2018-11-18 10:52:38,222 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4877 states.. Second operand 5 states. Result 7344 states and 13653 transitions. Complement of second has 9 states. [2018-11-18 10:52:38,222 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2018-11-18 10:52:38,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-18 10:52:38,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 9149 transitions. [2018-11-18 10:52:38,230 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 9149 transitions. Stem has 41 letters. Loop has 24 letters. [2018-11-18 10:52:38,231 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 10:52:38,232 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 9149 transitions. Stem has 65 letters. Loop has 24 letters. [2018-11-18 10:52:38,232 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 10:52:38,232 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 9149 transitions. Stem has 41 letters. Loop has 48 letters. [2018-11-18 10:52:38,233 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-18 10:52:38,234 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7344 states and 13653 transitions. [2018-11-18 10:52:38,270 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-18 10:52:38,271 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7344 states to 0 states and 0 transitions. [2018-11-18 10:52:38,272 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-18 10:52:38,272 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-18 10:52:38,273 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-18 10:52:38,273 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-18 10:52:38,273 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 10:52:38,273 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 10:52:38,275 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 10:52:38,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 10:52:38,276 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2018-11-18 10:52:38,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:52:38,278 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2018-11-18 10:52:38,278 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 10:52:38,278 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2018-11-18 10:52:38,279 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-18 10:52:38,279 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 10:52:38,279 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-18 10:52:38,279 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-18 10:52:38,279 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-18 10:52:38,279 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-18 10:52:38,279 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 10:52:38,279 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 10:52:38,279 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 10:52:38,279 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-18 10:52:38,279 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-18 10:52:38,280 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-18 10:52:38,280 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-18 10:52:38,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 18.11 10:52:38 BoogieIcfgContainer [2018-11-18 10:52:38,285 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-18 10:52:38,285 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 10:52:38,285 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 10:52:38,286 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 10:52:38,286 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:52:34" (3/4) ... [2018-11-18 10:52:38,290 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 10:52:38,290 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 10:52:38,291 INFO L168 Benchmark]: Toolchain (without parser) took 10650.01 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 410.5 MB). Free memory was 957.6 MB in the beginning and 999.0 MB in the end (delta: -41.3 MB). Peak memory consumption was 369.2 MB. Max. memory is 11.5 GB. [2018-11-18 10:52:38,291 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:52:38,292 INFO L168 Benchmark]: CACSL2BoogieTranslator took 563.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -149.4 MB). Peak memory consumption was 60.8 MB. Max. memory is 11.5 GB. [2018-11-18 10:52:38,292 INFO L168 Benchmark]: Boogie Procedure Inliner took 172.53 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: 45.6 MB). Peak memory consumption was 45.6 MB. Max. memory is 11.5 GB. [2018-11-18 10:52:38,293 INFO L168 Benchmark]: Boogie Preprocessor took 188.89 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: 43.2 MB). Peak memory consumption was 43.2 MB. Max. memory is 11.5 GB. [2018-11-18 10:52:38,293 INFO L168 Benchmark]: RCFGBuilder took 6270.26 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 268.4 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -140.5 MB). Peak memory consumption was 311.5 MB. Max. memory is 11.5 GB. [2018-11-18 10:52:38,293 INFO L168 Benchmark]: BuchiAutomizer took 3446.71 ms. Allocated memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 2.6 MB). Free memory was 1.2 GB in the beginning and 999.0 MB in the end (delta: 159.7 MB). Peak memory consumption was 162.3 MB. Max. memory is 11.5 GB. [2018-11-18 10:52:38,294 INFO L168 Benchmark]: Witness Printer took 4.94 ms. Allocated memory is still 1.4 GB. Free memory is still 999.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:52:38,296 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 563.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -149.4 MB). Peak memory consumption was 60.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 172.53 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: 45.6 MB). Peak memory consumption was 45.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 188.89 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: 43.2 MB). Peak memory consumption was 43.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 6270.26 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 268.4 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -140.5 MB). Peak memory consumption was 311.5 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 3446.71 ms. Allocated memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 2.6 MB). Free memory was 1.2 GB in the beginning and 999.0 MB in the end (delta: 159.7 MB). Peak memory consumption was 162.3 MB. Max. memory is 11.5 GB. * Witness Printer took 4.94 ms. Allocated memory is still 1.4 GB. Free memory is still 999.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function cleanupTimeShifts + -1 * i and consists of 6 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.4s. 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: 9106 SDtfs, 13569 SDslu, 4519 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: 11ms VariablesStem: 0 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 9 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.6s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...