./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec9_product32_false-unreach-call_true-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_c240aa15-280e-4a94-ab8a-bda2c01676ba/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c240aa15-280e-4a94-ab8a-bda2c01676ba/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c240aa15-280e-4a94-ab8a-bda2c01676ba/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c240aa15-280e-4a94-ab8a-bda2c01676ba/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec9_product32_false-unreach-call_true-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c240aa15-280e-4a94-ab8a-bda2c01676ba/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c240aa15-280e-4a94-ab8a-bda2c01676ba/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 ad37f41f9928d4c807c216cb8990b98ca950475b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 08:33:52,730 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 08:33:52,731 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 08:33:52,738 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 08:33:52,738 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 08:33:52,738 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 08:33:52,739 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 08:33:52,740 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 08:33:52,742 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 08:33:52,742 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 08:33:52,743 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 08:33:52,743 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 08:33:52,744 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 08:33:52,744 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 08:33:52,745 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 08:33:52,746 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 08:33:52,746 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 08:33:52,747 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 08:33:52,749 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 08:33:52,750 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 08:33:52,751 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 08:33:52,752 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 08:33:52,753 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 08:33:52,753 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 08:33:52,754 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 08:33:52,754 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 08:33:52,755 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 08:33:52,755 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 08:33:52,756 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 08:33:52,757 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 08:33:52,757 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 08:33:52,758 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 08:33:52,758 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 08:33:52,758 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 08:33:52,758 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 08:33:52,759 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 08:33:52,759 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c240aa15-280e-4a94-ab8a-bda2c01676ba/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-23 08:33:52,769 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 08:33:52,770 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 08:33:52,770 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 08:33:52,771 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 08:33:52,771 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 08:33:52,771 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-23 08:33:52,771 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-23 08:33:52,771 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-23 08:33:52,771 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-23 08:33:52,771 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-23 08:33:52,772 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-23 08:33:52,772 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 08:33:52,772 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 08:33:52,772 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-23 08:33:52,772 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 08:33:52,772 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 08:33:52,773 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 08:33:52,773 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-23 08:33:52,773 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-23 08:33:52,773 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-23 08:33:52,773 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 08:33:52,773 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 08:33:52,773 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-23 08:33:52,774 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 08:33:52,774 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-23 08:33:52,774 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 08:33:52,774 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 08:33:52,774 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-23 08:33:52,774 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 08:33:52,774 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 08:33:52,775 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-23 08:33:52,775 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-23 08:33:52,775 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_c240aa15-280e-4a94-ab8a-bda2c01676ba/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 -> ad37f41f9928d4c807c216cb8990b98ca950475b [2018-11-23 08:33:52,800 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 08:33:52,810 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 08:33:52,812 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 08:33:52,813 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 08:33:52,814 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 08:33:52,814 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c240aa15-280e-4a94-ab8a-bda2c01676ba/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/elevator_spec9_product32_false-unreach-call_true-termination.cil.c [2018-11-23 08:33:52,857 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c240aa15-280e-4a94-ab8a-bda2c01676ba/bin-2019/uautomizer/data/d1b17d26c/3e8a792a68b94399a0814fa526a49989/FLAG20d0e2817 [2018-11-23 08:33:53,258 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 08:33:53,258 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c240aa15-280e-4a94-ab8a-bda2c01676ba/sv-benchmarks/c/product-lines/elevator_spec9_product32_false-unreach-call_true-termination.cil.c [2018-11-23 08:33:53,272 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c240aa15-280e-4a94-ab8a-bda2c01676ba/bin-2019/uautomizer/data/d1b17d26c/3e8a792a68b94399a0814fa526a49989/FLAG20d0e2817 [2018-11-23 08:33:53,285 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c240aa15-280e-4a94-ab8a-bda2c01676ba/bin-2019/uautomizer/data/d1b17d26c/3e8a792a68b94399a0814fa526a49989 [2018-11-23 08:33:53,288 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 08:33:53,289 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 08:33:53,290 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 08:33:53,290 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 08:33:53,293 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 08:33:53,293 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:33:53" (1/1) ... [2018-11-23 08:33:53,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34c28d62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:53, skipping insertion in model container [2018-11-23 08:33:53,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:33:53" (1/1) ... [2018-11-23 08:33:53,301 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 08:33:53,351 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 08:33:53,716 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:33:53,790 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 08:33:53,876 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 08:33:53,910 INFO L195 MainTranslator]: Completed translation [2018-11-23 08:33:53,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:53 WrapperNode [2018-11-23 08:33:53,911 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 08:33:53,911 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 08:33:53,912 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 08:33:53,912 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 08:33:53,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:53" (1/1) ... [2018-11-23 08:33:53,940 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:53" (1/1) ... [2018-11-23 08:33:54,124 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 08:33:54,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 08:33:54,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 08:33:54,124 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 08:33:54,131 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:53" (1/1) ... [2018-11-23 08:33:54,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:53" (1/1) ... [2018-11-23 08:33:54,157 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:53" (1/1) ... [2018-11-23 08:33:54,157 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:53" (1/1) ... [2018-11-23 08:33:54,216 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:53" (1/1) ... [2018-11-23 08:33:54,300 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:53" (1/1) ... [2018-11-23 08:33:54,322 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:53" (1/1) ... [2018-11-23 08:33:54,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 08:33:54,362 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 08:33:54,362 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 08:33:54,362 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 08:33:54,363 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c240aa15-280e-4a94-ab8a-bda2c01676ba/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 [2018-11-23 08:33:54,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 08:33:54,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 08:33:54,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 08:33:54,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 08:34:01,451 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 08:34:01,451 INFO L280 CfgBuilder]: Removed 1697 assue(true) statements. [2018-11-23 08:34:01,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:34:01 BoogieIcfgContainer [2018-11-23 08:34:01,451 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 08:34:01,452 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-23 08:34:01,452 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-23 08:34:01,454 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-23 08:34:01,455 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 08:34:01,455 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 08:33:53" (1/3) ... [2018-11-23 08:34:01,455 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@49405dd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 08:34:01, skipping insertion in model container [2018-11-23 08:34:01,455 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 08:34:01,456 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:53" (2/3) ... [2018-11-23 08:34:01,456 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@49405dd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 08:34:01, skipping insertion in model container [2018-11-23 08:34:01,456 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 08:34:01,456 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:34:01" (3/3) ... [2018-11-23 08:34:01,457 INFO L375 chiAutomizerObserver]: Analyzing ICFG elevator_spec9_product32_false-unreach-call_true-termination.cil.c [2018-11-23 08:34:01,489 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 08:34:01,489 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-23 08:34:01,489 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-23 08:34:01,489 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-23 08:34:01,490 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 08:34:01,490 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 08:34:01,490 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-23 08:34:01,490 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 08:34:01,490 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-23 08:34:01,567 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7183 states. [2018-11-23 08:34:01,676 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3581 [2018-11-23 08:34:01,676 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 08:34:01,676 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 08:34:01,693 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] [2018-11-23 08:34:01,693 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] [2018-11-23 08:34:01,693 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-23 08:34:01,694 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7183 states. [2018-11-23 08:34:01,757 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3581 [2018-11-23 08:34:01,757 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 08:34:01,757 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 08:34:01,762 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] [2018-11-23 08:34:01,762 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] [2018-11-23 08:34:01,768 INFO L794 eck$LassoCheckResult]: Stem: 1898#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call #t~string64.base, #t~string64.offset := #Ultimate.alloc(10);call #t~string66.base, #t~string66.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string66.base, #t~string66.offset, 1);call write~init~int(95, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(93, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 3 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string68.base, #t~string68.offset, 1);call write~init~int(93, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(32, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 3 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.alloc(5);call write~init~int(32, #t~string70.base, #t~string70.offset, 1);call write~init~int(97, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(116, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(32, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.alloc(3);call write~init~int(37, #t~string72.base, #t~string72.offset, 1);call write~init~int(105, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.alloc(10);call #t~string76.base, #t~string76.offset := #Ultimate.alloc(3);call write~init~int(117, #t~string76.base, #t~string76.offset, 1);call write~init~int(112, #t~string76.base, 1 + #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 2 + #t~string76.offset, 1);call #t~string78.base, #t~string78.offset := #Ultimate.alloc(5);call write~init~int(100, #t~string78.base, #t~string78.offset, 1);call write~init~int(111, #t~string78.base, 1 + #t~string78.offset, 1);call write~init~int(119, #t~string78.base, 2 + #t~string78.offset, 1);call write~init~int(110, #t~string78.base, 3 + #t~string78.offset, 1);call write~init~int(0, #t~string78.base, 4 + #t~string78.offset, 1);call #t~string80.base, #t~string80.offset := #Ultimate.alloc(7);call write~init~int(32, #t~string80.base, #t~string80.offset, 1);call write~init~int(73, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(76, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(95, #t~string80.base, 3 + #t~string80.offset, 1);call write~init~int(112, #t~string80.base, 4 + #t~string80.offset, 1);call write~init~int(58, #t~string80.base, 5 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 6 + #t~string80.offset, 1);call #t~string82.base, #t~string82.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string82.base, #t~string82.offset, 1);call write~init~int(37, #t~string82.base, 1 + #t~string82.offset, 1);call write~init~int(105, #t~string82.base, 2 + #t~string82.offset, 1);call write~init~int(0, #t~string82.base, 3 + #t~string82.offset, 1);call #t~string84.base, #t~string84.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string84.base, #t~string84.offset, 1);call write~init~int(37, #t~string84.base, 1 + #t~string84.offset, 1);call write~init~int(105, #t~string84.base, 2 + #t~string84.offset, 1);call write~init~int(0, #t~string84.base, 3 + #t~string84.offset, 1);call #t~string86.base, #t~string86.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string86.base, #t~string86.offset, 1);call write~init~int(37, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(105, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 3 + #t~string86.offset, 1);call #t~string88.base, #t~string88.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string88.base, #t~string88.offset, 1);call write~init~int(37, #t~string88.base, 1 + #t~string88.offset, 1);call write~init~int(105, #t~string88.base, 2 + #t~string88.offset, 1);call write~init~int(0, #t~string88.base, 3 + #t~string88.offset, 1);call #t~string90.base, #t~string90.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string90.base, #t~string90.offset, 1);call write~init~int(37, #t~string90.base, 1 + #t~string90.offset, 1);call write~init~int(105, #t~string90.base, 2 + #t~string90.offset, 1);call write~init~int(0, #t~string90.base, 3 + #t~string90.offset, 1);call #t~string92.base, #t~string92.offset := #Ultimate.alloc(6);call write~init~int(32, #t~string92.base, #t~string92.offset, 1);call write~init~int(70, #t~string92.base, 1 + #t~string92.offset, 1);call write~init~int(95, #t~string92.base, 2 + #t~string92.offset, 1);call write~init~int(112, #t~string92.base, 3 + #t~string92.offset, 1);call write~init~int(58, #t~string92.base, 4 + #t~string92.offset, 1);call write~init~int(0, #t~string92.base, 5 + #t~string92.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string95.base, #t~string95.offset, 1);call write~init~int(37, #t~string95.base, 1 + #t~string95.offset, 1);call write~init~int(105, #t~string95.base, 2 + #t~string95.offset, 1);call write~init~int(0, #t~string95.base, 3 + #t~string95.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(37, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(105, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 3 + #t~string98.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string101.base, #t~string101.offset, 1);call write~init~int(37, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(105, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 3 + #t~string101.offset, 1);call #t~string104.base, #t~string104.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string104.base, #t~string104.offset, 1);call write~init~int(37, #t~string104.base, 1 + #t~string104.offset, 1);call write~init~int(105, #t~string104.base, 2 + #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 3 + #t~string104.offset, 1);call #t~string107.base, #t~string107.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string107.base, #t~string107.offset, 1);call write~init~int(37, #t~string107.base, 1 + #t~string107.offset, 1);call write~init~int(105, #t~string107.base, 2 + #t~string107.offset, 1);call write~init~int(0, #t~string107.base, 3 + #t~string107.offset, 1);call #t~string109.base, #t~string109.offset := #Ultimate.alloc(2);call write~init~int(10, #t~string109.base, #t~string109.offset, 1);call write~init~int(0, #t~string109.base, 1 + #t~string109.offset, 1);call #t~string112.base, #t~string112.offset := #Ultimate.alloc(9);call #t~string133.base, #t~string133.offset := #Ultimate.alloc(30);call #t~string134.base, #t~string134.offset := #Ultimate.alloc(9);call #t~string135.base, #t~string135.offset := #Ultimate.alloc(21);call #t~string136.base, #t~string136.offset := #Ultimate.alloc(30);call #t~string137.base, #t~string137.offset := #Ultimate.alloc(9);call #t~string138.base, #t~string138.offset := #Ultimate.alloc(21);call #t~string142.base, #t~string142.offset := #Ultimate.alloc(30);call #t~string143.base, #t~string143.offset := #Ultimate.alloc(9);call #t~string144.base, #t~string144.offset := #Ultimate.alloc(25);call #t~string145.base, #t~string145.offset := #Ultimate.alloc(30);call #t~string146.base, #t~string146.offset := #Ultimate.alloc(9);call #t~string147.base, #t~string147.offset := #Ultimate.alloc(25);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 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;~head~0.base, ~head~0.offset := 0, 0; 6698#L-1true havoc main_#res;havoc main_#t~ret164, main_~retValue_acc~28, main_~tmp~29;havoc main_~retValue_acc~28;havoc main_~tmp~29; 4289#L2956true havoc valid_product_#res;havoc valid_product_~retValue_acc~26;havoc valid_product_~retValue_acc~26;valid_product_~retValue_acc~26 := 1;valid_product_#res := valid_product_~retValue_acc~26; 5361#L2964true main_#t~ret164 := valid_product_#res;main_~tmp~29 := main_#t~ret164;havoc main_#t~ret164; 4181#L3307true assume 0 != main_~tmp~29; 1780#L3282true ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 1045#L751true havoc bigMacCall_#t~ret157, bigMacCall_~tmp~26;havoc bigMacCall_~tmp~26;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~30;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~30; 6969#L3364true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~30 := 4;getOrigin_#res := getOrigin_~retValue_acc~30; 1074#L3389true bigMacCall_#t~ret157 := getOrigin_#res;bigMacCall_~tmp~26 := bigMacCall_#t~ret157;havoc bigMacCall_#t~ret157;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~26;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 1044#L399true assume 0 == initPersonOnFloor_~floor; 901#L400true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 3118#L507-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 6961#L191true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 5945#L203-2true havoc cleanup_#t~ret158, cleanup_#t~ret159, cleanup_~i~1, cleanup_~tmp~27, cleanup_~tmp___0~10, cleanup_~__cil_tmp4~3;havoc cleanup_~i~1;havoc cleanup_~tmp~27;havoc cleanup_~tmp___0~10;havoc cleanup_~__cil_tmp4~3;havoc timeShift_#t~ret63, timeShift_~tmp~15;havoc timeShift_~tmp~15;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 2683#L1161true timeShift_#t~ret63 := areDoorsOpen_#res;timeShift_~tmp~15 := timeShift_#t~ret63;havoc timeShift_#t~ret63; 1494#L2171true assume 0 != timeShift_~tmp~15; 1455#L2172true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 1447#L1817-11true havoc __utac_acc__Specification9_spec__3_#t~ret0, __utac_acc__Specification9_spec__3_#t~ret1, __utac_acc__Specification9_spec__3_#t~ret2, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~0, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~0;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 2744#L1152-10true __utac_acc__Specification9_spec__3_#t~ret0 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~0 := __utac_acc__Specification9_spec__3_#t~ret0;havoc __utac_acc__Specification9_spec__3_#t~ret0;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~0;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 3062#L1212-12true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 7109#L1244-12true __utac_acc__Specification9_spec__3_#t~ret1 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret1;havoc __utac_acc__Specification9_spec__3_#t~ret1; 2443#L794true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 2738#L804-1true cleanup_~i~1 := 0; 2194#L3114-2true [2018-11-23 08:34:01,768 INFO L796 eck$LassoCheckResult]: Loop: 2194#L3114-2true assume !false; 2175#L3115true cleanup_~__cil_tmp4~3 := ~cleanupTimeShifts~0 - 1; 2146#L3118true assume cleanup_~i~1 < cleanup_~__cil_tmp4~3;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~3;havoc isBlocked_~retValue_acc~3;isBlocked_~retValue_acc~3 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~3; 2753#L975true cleanup_#t~ret158 := isBlocked_#res;cleanup_~tmp___0~10 := cleanup_#t~ret158;havoc cleanup_#t~ret158; 4869#L3122true assume 1 != cleanup_~tmp___0~10; 4877#L3122-1true havoc isIdle_#res;havoc isIdle_#t~ret11, isIdle_~retValue_acc~10, isIdle_~tmp~5;havoc isIdle_~retValue_acc~10;havoc isIdle_~tmp~5;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret6, anyStopRequested_#t~ret7, anyStopRequested_#t~ret8, anyStopRequested_#t~ret9, anyStopRequested_#t~ret10, anyStopRequested_~retValue_acc~9, anyStopRequested_~tmp~4, anyStopRequested_~tmp___0~1, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~9;havoc anyStopRequested_~tmp~4;havoc anyStopRequested_~tmp___0~1;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 4749#L128-130true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 2949#L155-130true anyStopRequested_#t~ret6 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret6;havoc anyStopRequested_#t~ret6; 5950#L1260true assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~9 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~9; 2482#L1324true isIdle_#t~ret11 := anyStopRequested_#res;isIdle_~tmp~5 := isIdle_#t~ret11;havoc isIdle_#t~ret11;isIdle_~retValue_acc~10 := (if 0 == isIdle_~tmp~5 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~10; 2689#L1337true cleanup_#t~ret159 := isIdle_#res;cleanup_~tmp~27 := cleanup_#t~ret159;havoc cleanup_#t~ret159; 5663#L3134true assume !(0 != cleanup_~tmp~27);havoc timeShift_#t~ret63, timeShift_~tmp~15;havoc timeShift_~tmp~15;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 2686#L1161-2true timeShift_#t~ret63 := areDoorsOpen_#res;timeShift_~tmp~15 := timeShift_#t~ret63;havoc timeShift_#t~ret63; 1496#L2171-1true assume 0 != timeShift_~tmp~15; 1456#L2172-2true assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 1422#L1817-23true havoc __utac_acc__Specification9_spec__3_#t~ret0, __utac_acc__Specification9_spec__3_#t~ret1, __utac_acc__Specification9_spec__3_#t~ret2, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~0, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~0;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 2757#L1152-21true __utac_acc__Specification9_spec__3_#t~ret0 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~0 := __utac_acc__Specification9_spec__3_#t~ret0;havoc __utac_acc__Specification9_spec__3_#t~ret0;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~0;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 2991#L1212-25true assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 7056#L1244-25true __utac_acc__Specification9_spec__3_#t~ret1 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret1;havoc __utac_acc__Specification9_spec__3_#t~ret1; 2430#L794-2true assume 0 != __utac_acc__Specification9_spec__3_~tmp___1~0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 2740#L804-3true cleanup_~i~1 := 1 + cleanup_~i~1; 2194#L3114-2true [2018-11-23 08:34:01,774 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:34:01,774 INFO L82 PathProgramCache]: Analyzing trace with hash -1851464233, now seen corresponding path program 1 times [2018-11-23 08:34:01,776 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:34:01,777 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:34:01,821 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:34:01,821 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:34:01,821 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:34:01,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:34:01,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:34:01,996 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:34:01,997 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 08:34:02,000 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-11-23 08:34:02,000 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:34:02,000 INFO L82 PathProgramCache]: Analyzing trace with hash -1010745214, now seen corresponding path program 1 times [2018-11-23 08:34:02,000 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:34:02,001 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:34:02,001 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:34:02,001 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:34:02,002 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:34:02,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:34:02,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:34:02,107 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:34:02,107 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 08:34:02,109 INFO L811 eck$LassoCheckResult]: loop already infeasible [2018-11-23 08:34:02,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 08:34:02,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 08:34:02,124 INFO L87 Difference]: Start difference. First operand 7183 states. Second operand 4 states. [2018-11-23 08:34:02,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:34:02,754 INFO L93 Difference]: Finished difference Result 17581 states and 33181 transitions. [2018-11-23 08:34:02,754 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-23 08:34:02,756 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17581 states and 33181 transitions. [2018-11-23 08:34:02,834 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 12289 [2018-11-23 08:34:02,915 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17581 states to 17539 states and 33132 transitions. [2018-11-23 08:34:02,916 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17539 [2018-11-23 08:34:02,931 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17539 [2018-11-23 08:34:02,932 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17539 states and 33132 transitions. [2018-11-23 08:34:02,958 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-23 08:34:02,958 INFO L705 BuchiCegarLoop]: Abstraction has 17539 states and 33132 transitions. [2018-11-23 08:34:02,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17539 states and 33132 transitions. [2018-11-23 08:34:03,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17539 to 7173. [2018-11-23 08:34:03,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7173 states. [2018-11-23 08:34:03,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7173 states to 7173 states and 13538 transitions. [2018-11-23 08:34:03,143 INFO L728 BuchiCegarLoop]: Abstraction has 7173 states and 13538 transitions. [2018-11-23 08:34:03,143 INFO L608 BuchiCegarLoop]: Abstraction has 7173 states and 13538 transitions. [2018-11-23 08:34:03,144 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-23 08:34:03,144 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7173 states and 13538 transitions. [2018-11-23 08:34:03,165 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3583 [2018-11-23 08:34:03,165 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 08:34:03,165 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 08:34:03,168 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] [2018-11-23 08:34:03,168 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] [2018-11-23 08:34:03,169 INFO L794 eck$LassoCheckResult]: Stem: 27198#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call #t~string64.base, #t~string64.offset := #Ultimate.alloc(10);call #t~string66.base, #t~string66.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string66.base, #t~string66.offset, 1);call write~init~int(95, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(93, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 3 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string68.base, #t~string68.offset, 1);call write~init~int(93, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(32, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 3 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.alloc(5);call write~init~int(32, #t~string70.base, #t~string70.offset, 1);call write~init~int(97, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(116, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(32, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.alloc(3);call write~init~int(37, #t~string72.base, #t~string72.offset, 1);call write~init~int(105, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.alloc(10);call #t~string76.base, #t~string76.offset := #Ultimate.alloc(3);call write~init~int(117, #t~string76.base, #t~string76.offset, 1);call write~init~int(112, #t~string76.base, 1 + #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 2 + #t~string76.offset, 1);call #t~string78.base, #t~string78.offset := #Ultimate.alloc(5);call write~init~int(100, #t~string78.base, #t~string78.offset, 1);call write~init~int(111, #t~string78.base, 1 + #t~string78.offset, 1);call write~init~int(119, #t~string78.base, 2 + #t~string78.offset, 1);call write~init~int(110, #t~string78.base, 3 + #t~string78.offset, 1);call write~init~int(0, #t~string78.base, 4 + #t~string78.offset, 1);call #t~string80.base, #t~string80.offset := #Ultimate.alloc(7);call write~init~int(32, #t~string80.base, #t~string80.offset, 1);call write~init~int(73, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(76, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(95, #t~string80.base, 3 + #t~string80.offset, 1);call write~init~int(112, #t~string80.base, 4 + #t~string80.offset, 1);call write~init~int(58, #t~string80.base, 5 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 6 + #t~string80.offset, 1);call #t~string82.base, #t~string82.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string82.base, #t~string82.offset, 1);call write~init~int(37, #t~string82.base, 1 + #t~string82.offset, 1);call write~init~int(105, #t~string82.base, 2 + #t~string82.offset, 1);call write~init~int(0, #t~string82.base, 3 + #t~string82.offset, 1);call #t~string84.base, #t~string84.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string84.base, #t~string84.offset, 1);call write~init~int(37, #t~string84.base, 1 + #t~string84.offset, 1);call write~init~int(105, #t~string84.base, 2 + #t~string84.offset, 1);call write~init~int(0, #t~string84.base, 3 + #t~string84.offset, 1);call #t~string86.base, #t~string86.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string86.base, #t~string86.offset, 1);call write~init~int(37, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(105, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 3 + #t~string86.offset, 1);call #t~string88.base, #t~string88.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string88.base, #t~string88.offset, 1);call write~init~int(37, #t~string88.base, 1 + #t~string88.offset, 1);call write~init~int(105, #t~string88.base, 2 + #t~string88.offset, 1);call write~init~int(0, #t~string88.base, 3 + #t~string88.offset, 1);call #t~string90.base, #t~string90.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string90.base, #t~string90.offset, 1);call write~init~int(37, #t~string90.base, 1 + #t~string90.offset, 1);call write~init~int(105, #t~string90.base, 2 + #t~string90.offset, 1);call write~init~int(0, #t~string90.base, 3 + #t~string90.offset, 1);call #t~string92.base, #t~string92.offset := #Ultimate.alloc(6);call write~init~int(32, #t~string92.base, #t~string92.offset, 1);call write~init~int(70, #t~string92.base, 1 + #t~string92.offset, 1);call write~init~int(95, #t~string92.base, 2 + #t~string92.offset, 1);call write~init~int(112, #t~string92.base, 3 + #t~string92.offset, 1);call write~init~int(58, #t~string92.base, 4 + #t~string92.offset, 1);call write~init~int(0, #t~string92.base, 5 + #t~string92.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string95.base, #t~string95.offset, 1);call write~init~int(37, #t~string95.base, 1 + #t~string95.offset, 1);call write~init~int(105, #t~string95.base, 2 + #t~string95.offset, 1);call write~init~int(0, #t~string95.base, 3 + #t~string95.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(37, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(105, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 3 + #t~string98.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string101.base, #t~string101.offset, 1);call write~init~int(37, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(105, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 3 + #t~string101.offset, 1);call #t~string104.base, #t~string104.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string104.base, #t~string104.offset, 1);call write~init~int(37, #t~string104.base, 1 + #t~string104.offset, 1);call write~init~int(105, #t~string104.base, 2 + #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 3 + #t~string104.offset, 1);call #t~string107.base, #t~string107.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string107.base, #t~string107.offset, 1);call write~init~int(37, #t~string107.base, 1 + #t~string107.offset, 1);call write~init~int(105, #t~string107.base, 2 + #t~string107.offset, 1);call write~init~int(0, #t~string107.base, 3 + #t~string107.offset, 1);call #t~string109.base, #t~string109.offset := #Ultimate.alloc(2);call write~init~int(10, #t~string109.base, #t~string109.offset, 1);call write~init~int(0, #t~string109.base, 1 + #t~string109.offset, 1);call #t~string112.base, #t~string112.offset := #Ultimate.alloc(9);call #t~string133.base, #t~string133.offset := #Ultimate.alloc(30);call #t~string134.base, #t~string134.offset := #Ultimate.alloc(9);call #t~string135.base, #t~string135.offset := #Ultimate.alloc(21);call #t~string136.base, #t~string136.offset := #Ultimate.alloc(30);call #t~string137.base, #t~string137.offset := #Ultimate.alloc(9);call #t~string138.base, #t~string138.offset := #Ultimate.alloc(21);call #t~string142.base, #t~string142.offset := #Ultimate.alloc(30);call #t~string143.base, #t~string143.offset := #Ultimate.alloc(9);call #t~string144.base, #t~string144.offset := #Ultimate.alloc(25);call #t~string145.base, #t~string145.offset := #Ultimate.alloc(30);call #t~string146.base, #t~string146.offset := #Ultimate.alloc(9);call #t~string147.base, #t~string147.offset := #Ultimate.alloc(25);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 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;~head~0.base, ~head~0.offset := 0, 0; 27199#L-1 havoc main_#res;havoc main_#t~ret164, main_~retValue_acc~28, main_~tmp~29;havoc main_~retValue_acc~28;havoc main_~tmp~29; 30055#L2956 havoc valid_product_#res;havoc valid_product_~retValue_acc~26;havoc valid_product_~retValue_acc~26;valid_product_~retValue_acc~26 := 1;valid_product_#res := valid_product_~retValue_acc~26; 30056#L2964 main_#t~ret164 := valid_product_#res;main_~tmp~29 := main_#t~ret164;havoc main_#t~ret164; 29863#L3307 assume 0 != main_~tmp~29; 27049#L3282 ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 26371#L751 havoc bigMacCall_#t~ret157, bigMacCall_~tmp~26;havoc bigMacCall_~tmp~26;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~30;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~30; 26372#L3364 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~30 := 4;getOrigin_#res := getOrigin_~retValue_acc~30; 26395#L3389 bigMacCall_#t~ret157 := getOrigin_#res;bigMacCall_~tmp~26 := bigMacCall_#t~ret157;havoc bigMacCall_#t~ret157;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~26;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 26370#L399 assume 0 == initPersonOnFloor_~floor; 26137#L400 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 25488#L507-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 28630#L191 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 31198#L203-2 havoc cleanup_#t~ret158, cleanup_#t~ret159, cleanup_~i~1, cleanup_~tmp~27, cleanup_~tmp___0~10, cleanup_~__cil_tmp4~3;havoc cleanup_~i~1;havoc cleanup_~tmp~27;havoc cleanup_~tmp___0~10;havoc cleanup_~__cil_tmp4~3;havoc timeShift_#t~ret63, timeShift_~tmp~15;havoc timeShift_~tmp~15;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 27938#L1161 timeShift_#t~ret63 := areDoorsOpen_#res;timeShift_~tmp~15 := timeShift_#t~ret63;havoc timeShift_#t~ret63; 26781#L2171 assume 0 != timeShift_~tmp~15; 26739#L2172 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 24987#L1817-11 havoc __utac_acc__Specification9_spec__3_#t~ret0, __utac_acc__Specification9_spec__3_#t~ret1, __utac_acc__Specification9_spec__3_#t~ret2, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~0, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~0;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 26731#L1152-10 __utac_acc__Specification9_spec__3_#t~ret0 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~0 := __utac_acc__Specification9_spec__3_#t~ret0;havoc __utac_acc__Specification9_spec__3_#t~ret0;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~0;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 27977#L1212-12 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 28253#L1244-12 __utac_acc__Specification9_spec__3_#t~ret1 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret1;havoc __utac_acc__Specification9_spec__3_#t~ret1; 27782#L794 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 27783#L1161-1 __utac_acc__Specification9_spec__3_#t~ret2 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~0 := __utac_acc__Specification9_spec__3_#t~ret2;havoc __utac_acc__Specification9_spec__3_#t~ret2; 27939#L804 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~0); 27225#L804-1 cleanup_~i~1 := 0; 27616#L3114-2 [2018-11-23 08:34:03,169 INFO L796 eck$LassoCheckResult]: Loop: 27616#L3114-2 assume !false; 27600#L3115 cleanup_~__cil_tmp4~3 := ~cleanupTimeShifts~0 - 1; 27569#L3118 assume cleanup_~i~1 < cleanup_~__cil_tmp4~3;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~3;havoc isBlocked_~retValue_acc~3;isBlocked_~retValue_acc~3 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~3; 27570#L975 cleanup_#t~ret158 := isBlocked_#res;cleanup_~tmp___0~10 := cleanup_#t~ret158;havoc cleanup_#t~ret158; 27988#L3122 assume 1 != cleanup_~tmp___0~10; 30549#L3122-1 havoc isIdle_#res;havoc isIdle_#t~ret11, isIdle_~retValue_acc~10, isIdle_~tmp~5;havoc isIdle_~retValue_acc~10;havoc isIdle_~tmp~5;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret6, anyStopRequested_#t~ret7, anyStopRequested_#t~ret8, anyStopRequested_#t~ret9, anyStopRequested_#t~ret10, anyStopRequested_~retValue_acc~9, anyStopRequested_~tmp~4, anyStopRequested_~tmp___0~1, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~9;havoc anyStopRequested_~tmp~4;havoc anyStopRequested_~tmp___0~1;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 30508#L128-130 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 28404#L155-130 anyStopRequested_#t~ret6 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret6;havoc anyStopRequested_#t~ret6; 28405#L1260 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~9 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~9; 24855#L1324 isIdle_#t~ret11 := anyStopRequested_#res;isIdle_~tmp~5 := isIdle_#t~ret11;havoc isIdle_#t~ret11;isIdle_~retValue_acc~10 := (if 0 == isIdle_~tmp~5 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~10; 27819#L1337 cleanup_#t~ret159 := isIdle_#res;cleanup_~tmp~27 := cleanup_#t~ret159;havoc cleanup_#t~ret159; 27942#L3134 assume !(0 != cleanup_~tmp~27);havoc timeShift_#t~ret63, timeShift_~tmp~15;havoc timeShift_~tmp~15;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 27940#L1161-2 timeShift_#t~ret63 := areDoorsOpen_#res;timeShift_~tmp~15 := timeShift_#t~ret63;havoc timeShift_#t~ret63; 26784#L2171-1 assume 0 != timeShift_~tmp~15; 26741#L2172-2 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 24996#L1817-23 havoc __utac_acc__Specification9_spec__3_#t~ret0, __utac_acc__Specification9_spec__3_#t~ret1, __utac_acc__Specification9_spec__3_#t~ret2, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~0, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~0;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 26706#L1152-21 __utac_acc__Specification9_spec__3_#t~ret0 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~0 := __utac_acc__Specification9_spec__3_#t~ret0;havoc __utac_acc__Specification9_spec__3_#t~ret0;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~0;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 27993#L1212-25 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 28208#L1244-25 __utac_acc__Specification9_spec__3_#t~ret1 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret1;havoc __utac_acc__Specification9_spec__3_#t~ret1; 27768#L794-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 27769#L1161-3 __utac_acc__Specification9_spec__3_#t~ret2 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~0 := __utac_acc__Specification9_spec__3_#t~ret2;havoc __utac_acc__Specification9_spec__3_#t~ret2; 27941#L804-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___0~0); 27231#L804-3 cleanup_~i~1 := 1 + cleanup_~i~1; 27616#L3114-2 [2018-11-23 08:34:03,169 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:34:03,169 INFO L82 PathProgramCache]: Analyzing trace with hash -1140123340, now seen corresponding path program 1 times [2018-11-23 08:34:03,169 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:34:03,170 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:34:03,170 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:34:03,171 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:34:03,171 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:34:03,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:34:03,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:34:03,237 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:34:03,238 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 08:34:03,238 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-11-23 08:34:03,238 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:34:03,238 INFO L82 PathProgramCache]: Analyzing trace with hash -662448065, now seen corresponding path program 1 times [2018-11-23 08:34:03,238 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:34:03,239 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:34:03,239 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:34:03,239 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:34:03,239 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:34:03,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:34:03,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:34:03,359 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:34:03,359 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 08:34:03,359 INFO L811 eck$LassoCheckResult]: loop already infeasible [2018-11-23 08:34:03,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 08:34:03,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 08:34:03,360 INFO L87 Difference]: Start difference. First operand 7173 states and 13538 transitions. cyclomatic complexity: 6366 Second operand 7 states. [2018-11-23 08:34:04,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:34:04,148 INFO L93 Difference]: Finished difference Result 13576 states and 25511 transitions. [2018-11-23 08:34:04,149 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-23 08:34:04,150 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13576 states and 25511 transitions. [2018-11-23 08:34:04,215 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10875 [2018-11-23 08:34:04,271 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13576 states to 13576 states and 25511 transitions. [2018-11-23 08:34:04,271 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13576 [2018-11-23 08:34:04,282 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13576 [2018-11-23 08:34:04,283 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13576 states and 25511 transitions. [2018-11-23 08:34:04,295 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-23 08:34:04,295 INFO L705 BuchiCegarLoop]: Abstraction has 13576 states and 25511 transitions. [2018-11-23 08:34:04,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13576 states and 25511 transitions. [2018-11-23 08:34:04,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13576 to 7141. [2018-11-23 08:34:04,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7141 states. [2018-11-23 08:34:04,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7141 states to 7141 states and 13453 transitions. [2018-11-23 08:34:04,444 INFO L728 BuchiCegarLoop]: Abstraction has 7141 states and 13453 transitions. [2018-11-23 08:34:04,444 INFO L608 BuchiCegarLoop]: Abstraction has 7141 states and 13453 transitions. [2018-11-23 08:34:04,444 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2018-11-23 08:34:04,444 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7141 states and 13453 transitions. [2018-11-23 08:34:04,467 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4469 [2018-11-23 08:34:04,467 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 08:34:04,467 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 08:34:04,470 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] [2018-11-23 08:34:04,470 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 08:34:04,471 INFO L794 eck$LassoCheckResult]: Stem: 50321#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call #t~string64.base, #t~string64.offset := #Ultimate.alloc(10);call #t~string66.base, #t~string66.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string66.base, #t~string66.offset, 1);call write~init~int(95, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(93, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 3 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string68.base, #t~string68.offset, 1);call write~init~int(93, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(32, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 3 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.alloc(5);call write~init~int(32, #t~string70.base, #t~string70.offset, 1);call write~init~int(97, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(116, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(32, #t~string70.base, 3 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 4 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.alloc(3);call write~init~int(37, #t~string72.base, #t~string72.offset, 1);call write~init~int(105, #t~string72.base, 1 + #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 2 + #t~string72.offset, 1);call #t~string74.base, #t~string74.offset := #Ultimate.alloc(10);call #t~string76.base, #t~string76.offset := #Ultimate.alloc(3);call write~init~int(117, #t~string76.base, #t~string76.offset, 1);call write~init~int(112, #t~string76.base, 1 + #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 2 + #t~string76.offset, 1);call #t~string78.base, #t~string78.offset := #Ultimate.alloc(5);call write~init~int(100, #t~string78.base, #t~string78.offset, 1);call write~init~int(111, #t~string78.base, 1 + #t~string78.offset, 1);call write~init~int(119, #t~string78.base, 2 + #t~string78.offset, 1);call write~init~int(110, #t~string78.base, 3 + #t~string78.offset, 1);call write~init~int(0, #t~string78.base, 4 + #t~string78.offset, 1);call #t~string80.base, #t~string80.offset := #Ultimate.alloc(7);call write~init~int(32, #t~string80.base, #t~string80.offset, 1);call write~init~int(73, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(76, #t~string80.base, 2 + #t~string80.offset, 1);call write~init~int(95, #t~string80.base, 3 + #t~string80.offset, 1);call write~init~int(112, #t~string80.base, 4 + #t~string80.offset, 1);call write~init~int(58, #t~string80.base, 5 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 6 + #t~string80.offset, 1);call #t~string82.base, #t~string82.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string82.base, #t~string82.offset, 1);call write~init~int(37, #t~string82.base, 1 + #t~string82.offset, 1);call write~init~int(105, #t~string82.base, 2 + #t~string82.offset, 1);call write~init~int(0, #t~string82.base, 3 + #t~string82.offset, 1);call #t~string84.base, #t~string84.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string84.base, #t~string84.offset, 1);call write~init~int(37, #t~string84.base, 1 + #t~string84.offset, 1);call write~init~int(105, #t~string84.base, 2 + #t~string84.offset, 1);call write~init~int(0, #t~string84.base, 3 + #t~string84.offset, 1);call #t~string86.base, #t~string86.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string86.base, #t~string86.offset, 1);call write~init~int(37, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(105, #t~string86.base, 2 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 3 + #t~string86.offset, 1);call #t~string88.base, #t~string88.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string88.base, #t~string88.offset, 1);call write~init~int(37, #t~string88.base, 1 + #t~string88.offset, 1);call write~init~int(105, #t~string88.base, 2 + #t~string88.offset, 1);call write~init~int(0, #t~string88.base, 3 + #t~string88.offset, 1);call #t~string90.base, #t~string90.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string90.base, #t~string90.offset, 1);call write~init~int(37, #t~string90.base, 1 + #t~string90.offset, 1);call write~init~int(105, #t~string90.base, 2 + #t~string90.offset, 1);call write~init~int(0, #t~string90.base, 3 + #t~string90.offset, 1);call #t~string92.base, #t~string92.offset := #Ultimate.alloc(6);call write~init~int(32, #t~string92.base, #t~string92.offset, 1);call write~init~int(70, #t~string92.base, 1 + #t~string92.offset, 1);call write~init~int(95, #t~string92.base, 2 + #t~string92.offset, 1);call write~init~int(112, #t~string92.base, 3 + #t~string92.offset, 1);call write~init~int(58, #t~string92.base, 4 + #t~string92.offset, 1);call write~init~int(0, #t~string92.base, 5 + #t~string92.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string95.base, #t~string95.offset, 1);call write~init~int(37, #t~string95.base, 1 + #t~string95.offset, 1);call write~init~int(105, #t~string95.base, 2 + #t~string95.offset, 1);call write~init~int(0, #t~string95.base, 3 + #t~string95.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(37, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(105, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 3 + #t~string98.offset, 1);call #t~string101.base, #t~string101.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string101.base, #t~string101.offset, 1);call write~init~int(37, #t~string101.base, 1 + #t~string101.offset, 1);call write~init~int(105, #t~string101.base, 2 + #t~string101.offset, 1);call write~init~int(0, #t~string101.base, 3 + #t~string101.offset, 1);call #t~string104.base, #t~string104.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string104.base, #t~string104.offset, 1);call write~init~int(37, #t~string104.base, 1 + #t~string104.offset, 1);call write~init~int(105, #t~string104.base, 2 + #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 3 + #t~string104.offset, 1);call #t~string107.base, #t~string107.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string107.base, #t~string107.offset, 1);call write~init~int(37, #t~string107.base, 1 + #t~string107.offset, 1);call write~init~int(105, #t~string107.base, 2 + #t~string107.offset, 1);call write~init~int(0, #t~string107.base, 3 + #t~string107.offset, 1);call #t~string109.base, #t~string109.offset := #Ultimate.alloc(2);call write~init~int(10, #t~string109.base, #t~string109.offset, 1);call write~init~int(0, #t~string109.base, 1 + #t~string109.offset, 1);call #t~string112.base, #t~string112.offset := #Ultimate.alloc(9);call #t~string133.base, #t~string133.offset := #Ultimate.alloc(30);call #t~string134.base, #t~string134.offset := #Ultimate.alloc(9);call #t~string135.base, #t~string135.offset := #Ultimate.alloc(21);call #t~string136.base, #t~string136.offset := #Ultimate.alloc(30);call #t~string137.base, #t~string137.offset := #Ultimate.alloc(9);call #t~string138.base, #t~string138.offset := #Ultimate.alloc(21);call #t~string142.base, #t~string142.offset := #Ultimate.alloc(30);call #t~string143.base, #t~string143.offset := #Ultimate.alloc(9);call #t~string144.base, #t~string144.offset := #Ultimate.alloc(25);call #t~string145.base, #t~string145.offset := #Ultimate.alloc(30);call #t~string146.base, #t~string146.offset := #Ultimate.alloc(9);call #t~string147.base, #t~string147.offset := #Ultimate.alloc(25);~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~blocked~0 := 0;~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 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;~head~0.base, ~head~0.offset := 0, 0; 50322#L-1 havoc main_#res;havoc main_#t~ret164, main_~retValue_acc~28, main_~tmp~29;havoc main_~retValue_acc~28;havoc main_~tmp~29; 48426#L2956 havoc valid_product_#res;havoc valid_product_~retValue_acc~26;havoc valid_product_~retValue_acc~26;valid_product_~retValue_acc~26 := 1;valid_product_#res := valid_product_~retValue_acc~26; 48427#L2964 main_#t~ret164 := valid_product_#res;main_~tmp~29 := main_#t~ret164;havoc main_#t~ret164; 48173#L3307 assume 0 != main_~tmp~29; 48174#L3282 ~floorButtons_spc9_0~0 := 0;~floorButtons_spc9_1~0 := 0;~floorButtons_spc9_2~0 := 0;~floorButtons_spc9_3~0 := 0;~floorButtons_spc9_4~0 := 0; 48863#L751 havoc bigMacCall_#t~ret157, bigMacCall_~tmp~26;havoc bigMacCall_~tmp~26;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~30;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~30; 48864#L3364 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~30 := 4;getOrigin_#res := getOrigin_~retValue_acc~30; 48953#L3389 bigMacCall_#t~ret157 := getOrigin_#res;bigMacCall_~tmp~26 := bigMacCall_#t~ret157;havoc bigMacCall_#t~ret157;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~26;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 48838#L399 assume 0 == initPersonOnFloor_~floor; 48194#L400 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 45579#L507-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID;callOnFloor_~floorID := callOnFloor_#in~floorID; 46237#L191 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 50068#L203-2 havoc cleanup_#t~ret158, cleanup_#t~ret159, cleanup_~i~1, cleanup_~tmp~27, cleanup_~tmp___0~10, cleanup_~__cil_tmp4~3;havoc cleanup_~i~1;havoc cleanup_~tmp~27;havoc cleanup_~tmp___0~10;havoc cleanup_~__cil_tmp4~3;havoc timeShift_#t~ret63, timeShift_~tmp~15;havoc timeShift_~tmp~15;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 50069#L1161 timeShift_#t~ret63 := areDoorsOpen_#res;timeShift_~tmp~15 := timeShift_#t~ret63;havoc timeShift_#t~ret63; 49681#L2171 assume 0 != timeShift_~tmp~15; 49582#L2172 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 46279#L1817-11 havoc __utac_acc__Specification9_spec__3_#t~ret0, __utac_acc__Specification9_spec__3_#t~ret1, __utac_acc__Specification9_spec__3_#t~ret2, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~0, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~0;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 49539#L1152-10 __utac_acc__Specification9_spec__3_#t~ret0 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~0 := __utac_acc__Specification9_spec__3_#t~ret0;havoc __utac_acc__Specification9_spec__3_#t~ret0;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~0;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 46114#L1212-12 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 45784#L1244-12 __utac_acc__Specification9_spec__3_#t~ret1 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret1;havoc __utac_acc__Specification9_spec__3_#t~ret1; 51015#L794 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 51016#L1161-1 __utac_acc__Specification9_spec__3_#t~ret2 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~0 := __utac_acc__Specification9_spec__3_#t~ret2;havoc __utac_acc__Specification9_spec__3_#t~ret2; 51221#L804 assume 0 != __utac_acc__Specification9_spec__3_~tmp___0~0; 51260#L805 assume 0 == __utac_acc__Specification9_spec__3_~floor~0; 51261#L806 assume 0 != ~floorButtons_spc9_0~0;~floorButtons_spc9_0~0 := 0; 48679#L804-1 cleanup_~i~1 := 0; 50714#L3114-2 [2018-11-23 08:34:04,471 INFO L796 eck$LassoCheckResult]: Loop: 50714#L3114-2 assume !false; 50686#L3115 cleanup_~__cil_tmp4~3 := ~cleanupTimeShifts~0 - 1; 50665#L3118 assume cleanup_~i~1 < cleanup_~__cil_tmp4~3;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~3;havoc isBlocked_~retValue_acc~3;isBlocked_~retValue_acc~3 := ~blocked~0;isBlocked_#res := isBlocked_~retValue_acc~3; 50666#L975 cleanup_#t~ret158 := isBlocked_#res;cleanup_~tmp___0~10 := cleanup_#t~ret158;havoc cleanup_#t~ret158; 49145#L3122 assume 1 != cleanup_~tmp___0~10; 49146#L3122-1 havoc isIdle_#res;havoc isIdle_#t~ret11, isIdle_~retValue_acc~10, isIdle_~tmp~5;havoc isIdle_~retValue_acc~10;havoc isIdle_~tmp~5;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret6, anyStopRequested_#t~ret7, anyStopRequested_#t~ret8, anyStopRequested_#t~ret9, anyStopRequested_#t~ret10, anyStopRequested_~retValue_acc~9, anyStopRequested_~tmp~4, anyStopRequested_~tmp___0~1, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~9;havoc anyStopRequested_~tmp~4;havoc anyStopRequested_~tmp___0~1;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~0;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~0; 48987#L128-130 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~0 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~0; 45913#L155-130 anyStopRequested_#t~ret6 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret6;havoc anyStopRequested_#t~ret6; 45914#L1260 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~9 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~9; 51298#L1324 isIdle_#t~ret11 := anyStopRequested_#res;isIdle_~tmp~5 := isIdle_#t~ret11;havoc isIdle_#t~ret11;isIdle_~retValue_acc~10 := (if 0 == isIdle_~tmp~5 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~10; 51297#L1337 cleanup_#t~ret159 := isIdle_#res;cleanup_~tmp~27 := cleanup_#t~ret159;havoc cleanup_#t~ret159; 51296#L3134 assume !(0 != cleanup_~tmp~27);havoc timeShift_#t~ret63, timeShift_~tmp~15;havoc timeShift_~tmp~15;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 51295#L1161-2 timeShift_#t~ret63 := areDoorsOpen_#res;timeShift_~tmp~15 := timeShift_#t~ret63;havoc timeShift_#t~ret63; 49684#L2171-1 assume 0 != timeShift_~tmp~15; 49583#L2172-2 assume ~weight~0 > ~maximumWeight~0;~blocked~0 := 1; 46250#L1817-23 havoc __utac_acc__Specification9_spec__3_#t~ret0, __utac_acc__Specification9_spec__3_#t~ret1, __utac_acc__Specification9_spec__3_#t~ret2, __utac_acc__Specification9_spec__3_~floor~0, __utac_acc__Specification9_spec__3_~tmp~0, __utac_acc__Specification9_spec__3_~tmp___0~0, __utac_acc__Specification9_spec__3_~tmp___1~0;havoc __utac_acc__Specification9_spec__3_~floor~0;havoc __utac_acc__Specification9_spec__3_~tmp~0;havoc __utac_acc__Specification9_spec__3_~tmp___0~0;havoc __utac_acc__Specification9_spec__3_~tmp___1~0;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~4;havoc getCurrentFloorID_~retValue_acc~4;getCurrentFloorID_~retValue_acc~4 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~4; 49508#L1152-21 __utac_acc__Specification9_spec__3_#t~ret0 := getCurrentFloorID_#res;__utac_acc__Specification9_spec__3_~tmp~0 := __utac_acc__Specification9_spec__3_#t~ret0;havoc __utac_acc__Specification9_spec__3_#t~ret0;__utac_acc__Specification9_spec__3_~floor~0 := __utac_acc__Specification9_spec__3_~tmp~0;havoc isEmpty_#res;havoc isEmpty_~retValue_acc~8;havoc isEmpty_~retValue_acc~8; 45994#L1212-25 assume 1 == ~persons_0~0;isEmpty_~retValue_acc~8 := 0;isEmpty_#res := isEmpty_~retValue_acc~8; 45714#L1244-25 __utac_acc__Specification9_spec__3_#t~ret1 := isEmpty_#res;__utac_acc__Specification9_spec__3_~tmp___1~0 := __utac_acc__Specification9_spec__3_#t~ret1;havoc __utac_acc__Specification9_spec__3_#t~ret1; 51268#L794-2 assume !(0 != __utac_acc__Specification9_spec__3_~tmp___1~0);havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~5;havoc areDoorsOpen_~retValue_acc~5;areDoorsOpen_~retValue_acc~5 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~5; 51980#L1161-3 __utac_acc__Specification9_spec__3_#t~ret2 := areDoorsOpen_#res;__utac_acc__Specification9_spec__3_~tmp___0~0 := __utac_acc__Specification9_spec__3_#t~ret2;havoc __utac_acc__Specification9_spec__3_#t~ret2; 51282#L804-2 assume 0 != __utac_acc__Specification9_spec__3_~tmp___0~0; 51283#L805-1 assume 0 == __utac_acc__Specification9_spec__3_~floor~0; 51272#L806-2 assume 0 != ~floorButtons_spc9_0~0;~floorButtons_spc9_0~0 := 0; 48621#L804-3 cleanup_~i~1 := 1 + cleanup_~i~1; 50714#L3114-2 [2018-11-23 08:34:04,471 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:34:04,471 INFO L82 PathProgramCache]: Analyzing trace with hash -443227825, now seen corresponding path program 1 times [2018-11-23 08:34:04,471 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:34:04,471 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:34:04,472 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:34:04,472 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:34:04,472 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:34:04,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:34:04,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:34:04,526 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 08:34:04,526 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 08:34:04,526 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-11-23 08:34:04,527 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:34:04,527 INFO L82 PathProgramCache]: Analyzing trace with hash -958239558, now seen corresponding path program 1 times [2018-11-23 08:34:04,527 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 08:34:04,527 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 08:34:04,527 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:34:04,528 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 08:34:04,528 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 08:34:04,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 08:34:04,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 08:34:04,724 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 92 [2018-11-23 08:34:04,914 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 86 [2018-11-23 08:34:04,922 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 08:34:04,922 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 08:34:04,923 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 08:34:04,923 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 08:34:04,923 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-23 08:34:04,923 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 08:34:04,923 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 08:34:04,923 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 08:34:04,923 INFO L131 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_product32_false-unreach-call_true-termination.cil.c_Iteration3_Loop [2018-11-23 08:34:04,923 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 08:34:04,924 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 08:34:04,940 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:04,943 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:04,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:04,947 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:04,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:04,955 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:04,960 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:04,967 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:04,969 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:04,973 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:04,976 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:04,978 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:04,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:04,985 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:04,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:04,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:04,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:04,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:04,997 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:04,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:05,001 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:05,002 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:05,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:05,014 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:05,016 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:05,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:05,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:05,030 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:05,032 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:05,262 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 08:34:05,263 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c240aa15-280e-4a94-ab8a-bda2c01676ba/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 [2018-11-23 08:34:05,268 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 08:34:05,268 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 08:34:05,275 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 08:34:05,275 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_cleanup_#t~ret158=0} Honda state: {ULTIMATE.start_cleanup_#t~ret158=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c240aa15-280e-4a94-ab8a-bda2c01676ba/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 [2018-11-23 08:34:05,310 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 08:34:05,310 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 08:34:05,313 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 08:34:05,313 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~persons_0~0=1} Honda state: {~persons_0~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c240aa15-280e-4a94-ab8a-bda2c01676ba/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 [2018-11-23 08:34:05,353 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 08:34:05,353 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 08:34:05,373 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 08:34:05,373 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_cleanup_#t~ret159=0} Honda state: {ULTIMATE.start_cleanup_#t~ret159=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c240aa15-280e-4a94-ab8a-bda2c01676ba/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 [2018-11-23 08:34:05,402 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 08:34:05,402 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 08:34:05,409 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 08:34:05,409 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___1~1=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___1~1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c240aa15-280e-4a94-ab8a-bda2c01676ba/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 [2018-11-23 08:34:05,437 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 08:34:05,438 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 08:34:05,441 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 08:34:05,441 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_#res=0, ULTIMATE.start_isIdle_~retValue_acc~10=0, ULTIMATE.start_cleanup_~tmp~27=0} Honda state: {ULTIMATE.start_isIdle_#res=0, ULTIMATE.start_isIdle_~retValue_acc~10=0, ULTIMATE.start_cleanup_~tmp~27=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c240aa15-280e-4a94-ab8a-bda2c01676ba/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 [2018-11-23 08:34:05,466 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 08:34:05,467 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c240aa15-280e-4a94-ab8a-bda2c01676ba/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 [2018-11-23 08:34:05,513 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 08:34:05,513 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 08:34:05,960 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-23 08:34:05,962 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 08:34:05,962 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 08:34:05,963 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 08:34:05,963 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 08:34:05,963 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 08:34:05,963 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 08:34:05,963 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 08:34:05,963 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 08:34:05,963 INFO L131 ssoRankerPreferences]: Filename of dumped script: elevator_spec9_product32_false-unreach-call_true-termination.cil.c_Iteration3_Loop [2018-11-23 08:34:05,963 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 08:34:05,963 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 08:34:05,965 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:05,967 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:05,969 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:05,971 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:05,977 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:05,983 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:05,985 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:05,989 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:05,990 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:05,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:05,997 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:05,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:06,002 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:06,005 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:06,007 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:06,013 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:06,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:06,024 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:06,027 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:06,029 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:06,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:06,034 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:06,041 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:06,049 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:06,050 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:06,052 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:06,059 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:06,060 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:06,062 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 08:34:06,357 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 08:34:06,362 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 08:34:06,363 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 [2018-11-23 08:34:06,365 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:34:06,365 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:34:06,365 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:34:06,365 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:34:06,365 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:34:06,367 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 08:34:06,367 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:34:06,369 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:34:06,370 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 [2018-11-23 08:34:06,370 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:34:06,370 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:34:06,370 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:34:06,370 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:34:06,371 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:34:06,371 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 08:34:06,371 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:34:06,376 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:34:06,376 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 [2018-11-23 08:34:06,377 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:34:06,377 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:34:06,377 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:34:06,377 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:34:06,377 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:34:06,378 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 08:34:06,378 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:34:06,378 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:34:06,379 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 [2018-11-23 08:34:06,379 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:34:06,379 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:34:06,379 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:34:06,379 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:34:06,379 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:34:06,382 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 08:34:06,382 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:34:06,384 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:34:06,385 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 [2018-11-23 08:34:06,385 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:34:06,385 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:34:06,386 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:34:06,386 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-23 08:34:06,386 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:34:06,387 INFO L402 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2018-11-23 08:34:06,387 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:34:06,393 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:34:06,393 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 [2018-11-23 08:34:06,393 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:34:06,394 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:34:06,394 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:34:06,394 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:34:06,394 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:34:06,394 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 08:34:06,394 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:34:06,395 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:34:06,395 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 [2018-11-23 08:34:06,396 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:34:06,396 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:34:06,396 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:34:06,396 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:34:06,396 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:34:06,401 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 08:34:06,401 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:34:06,402 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:34:06,402 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 [2018-11-23 08:34:06,403 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:34:06,403 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:34:06,403 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:34:06,403 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:34:06,403 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:34:06,404 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 08:34:06,404 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:34:06,408 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:34:06,409 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 [2018-11-23 08:34:06,409 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:34:06,409 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:34:06,409 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:34:06,410 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:34:06,410 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:34:06,410 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 08:34:06,410 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:34:06,416 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 08:34:06,416 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 [2018-11-23 08:34:06,417 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 08:34:06,417 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 08:34:06,417 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 08:34:06,417 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 08:34:06,417 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 08:34:06,418 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 08:34:06,418 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 08:34:06,421 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-23 08:34:06,425 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2018-11-23 08:34:06,425 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2018-11-23 08:34:06,427 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-23 08:34:06,427 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2018-11-23 08:34:06,427 INFO L518 LassoAnalysis]: Proved termination. [2018-11-23 08:34:06,427 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~1) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~1 Supporting invariants [] [2018-11-23 08:34:06,428 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2018-11-23 08:34:06,449 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 08:34:06,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:34:06,613 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 08:34:06,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 08:34:06,641 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 08:34:06,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 08:34:06,669 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 [2018-11-23 08:34:06,669 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7141 states and 13453 transitions. cyclomatic complexity: 6313 Second operand 5 states. [2018-11-23 08:34:07,036 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7141 states and 13453 transitions. cyclomatic complexity: 6313. Second operand 5 states. Result 11610 states and 21873 transitions. Complement of second has 8 states. [2018-11-23 08:34:07,037 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2018-11-23 08:34:07,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-23 08:34:07,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 10219 transitions. [2018-11-23 08:34:07,046 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10219 transitions. Stem has 27 letters. Loop has 25 letters. [2018-11-23 08:34:07,047 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-23 08:34:07,047 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10219 transitions. Stem has 52 letters. Loop has 25 letters. [2018-11-23 08:34:07,048 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-23 08:34:07,048 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10219 transitions. Stem has 27 letters. Loop has 50 letters. [2018-11-23 08:34:07,049 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-23 08:34:07,049 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11610 states and 21873 transitions. [2018-11-23 08:34:07,085 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-23 08:34:07,086 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11610 states to 0 states and 0 transitions. [2018-11-23 08:34:07,086 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-23 08:34:07,086 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-23 08:34:07,086 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-23 08:34:07,086 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-23 08:34:07,086 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 08:34:07,086 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 08:34:07,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 08:34:07,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 08:34:07,086 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2018-11-23 08:34:07,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 08:34:07,087 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2018-11-23 08:34:07,087 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 08:34:07,087 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2018-11-23 08:34:07,087 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-23 08:34:07,087 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 08:34:07,087 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-23 08:34:07,087 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-23 08:34:07,087 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-23 08:34:07,087 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-23 08:34:07,087 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 08:34:07,087 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 08:34:07,088 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 08:34:07,088 INFO L442 BuchiCegarLoop]: ======== Iteration 4============ [2018-11-23 08:34:07,088 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-23 08:34:07,088 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-23 08:34:07,088 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-23 08:34:07,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 08:34:07 BoogieIcfgContainer [2018-11-23 08:34:07,094 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-23 08:34:07,094 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 08:34:07,094 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 08:34:07,094 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 08:34:07,096 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:34:01" (3/4) ... [2018-11-23 08:34:07,098 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 08:34:07,098 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 08:34:07,099 INFO L168 Benchmark]: Toolchain (without parser) took 13810.73 ms. Allocated memory was 1.0 GB in the beginning and 2.0 GB in the end (delta: 966.3 MB). Free memory was 956.6 MB in the beginning and 1.6 GB in the end (delta: -650.4 MB). Peak memory consumption was 315.9 MB. Max. memory is 11.5 GB. [2018-11-23 08:34:07,100 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 08:34:07,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 621.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.6 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -185.2 MB). Peak memory consumption was 63.5 MB. Max. memory is 11.5 GB. [2018-11-23 08:34:07,101 INFO L168 Benchmark]: Boogie Procedure Inliner took 212.43 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: 85.7 MB). Peak memory consumption was 85.7 MB. Max. memory is 11.5 GB. [2018-11-23 08:34:07,101 INFO L168 Benchmark]: Boogie Preprocessor took 237.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 986.4 MB in the end (delta: 69.6 MB). Peak memory consumption was 69.6 MB. Max. memory is 11.5 GB. [2018-11-23 08:34:07,101 INFO L168 Benchmark]: RCFGBuilder took 7089.12 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 451.9 MB). Free memory was 986.4 MB in the beginning and 1.2 GB in the end (delta: -231.2 MB). Peak memory consumption was 421.7 MB. Max. memory is 11.5 GB. [2018-11-23 08:34:07,102 INFO L168 Benchmark]: BuchiAutomizer took 5642.07 ms. Allocated memory was 1.7 GB in the beginning and 2.0 GB in the end (delta: 338.7 MB). Free memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: -389.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 08:34:07,102 INFO L168 Benchmark]: Witness Printer took 4.38 ms. Allocated memory is still 2.0 GB. Free memory is still 1.6 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 08:34:07,105 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 621.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.6 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -185.2 MB). Peak memory consumption was 63.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 212.43 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: 85.7 MB). Peak memory consumption was 85.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 237.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 986.4 MB in the end (delta: 69.6 MB). Peak memory consumption was 69.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 7089.12 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 451.9 MB). Free memory was 986.4 MB in the beginning and 1.2 GB in the end (delta: -231.2 MB). Peak memory consumption was 421.7 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 5642.07 ms. Allocated memory was 1.7 GB in the beginning and 2.0 GB in the end (delta: 338.7 MB). Free memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: -389.4 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 4.38 ms. Allocated memory is still 2.0 GB. Free memory is still 1.6 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (3 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function cleanupTimeShifts + -1 * i and consists of 5 locations. 3 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.6s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 2.5s. Construction of modules took 0.5s. Büchi inclusion checks took 1.5s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 0.3s AutomataMinimizationTime, 2 MinimizatonAttempts, 16801 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.3s Buchi closure took 0.0s. Biggest automaton had 7173 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 46465 SDtfs, 89722 SDslu, 104771 SDs, 0 SdLazy, 267 SolverSat, 284 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI2 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital121 mio100 ax100 hnf100 lsp14 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq211 hnf89 smp100 dnf176 smp100 tf103 neg96 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 8ms VariablesStem: 0 VariablesLoop: 5 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.5s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...