./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec1_product11_true-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_10c3dee6-14fa-4fdf-a37e-b8b28931609f/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_10c3dee6-14fa-4fdf-a37e-b8b28931609f/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_10c3dee6-14fa-4fdf-a37e-b8b28931609f/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_10c3dee6-14fa-4fdf-a37e-b8b28931609f/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec1_product11_true-unreach-call_true-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_10c3dee6-14fa-4fdf-a37e-b8b28931609f/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_10c3dee6-14fa-4fdf-a37e-b8b28931609f/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 db5fa3216aa30dc6190e6666546e6374b09bc76a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 07:49:01,578 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 07:49:01,579 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 07:49:01,586 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 07:49:01,586 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 07:49:01,587 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 07:49:01,587 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 07:49:01,588 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 07:49:01,589 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 07:49:01,590 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 07:49:01,591 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 07:49:01,591 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 07:49:01,592 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 07:49:01,592 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 07:49:01,593 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 07:49:01,594 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 07:49:01,594 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 07:49:01,595 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 07:49:01,597 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 07:49:01,598 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 07:49:01,598 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 07:49:01,599 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 07:49:01,601 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 07:49:01,601 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 07:49:01,601 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 07:49:01,602 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 07:49:01,603 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 07:49:01,603 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 07:49:01,604 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 07:49:01,604 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 07:49:01,605 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 07:49:01,605 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 07:49:01,605 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 07:49:01,605 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 07:49:01,606 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 07:49:01,607 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 07:49:01,607 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_10c3dee6-14fa-4fdf-a37e-b8b28931609f/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-23 07:49:01,618 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 07:49:01,618 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 07:49:01,619 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 07:49:01,619 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 07:49:01,619 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 07:49:01,619 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-23 07:49:01,619 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-23 07:49:01,619 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-23 07:49:01,620 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-23 07:49:01,620 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-23 07:49:01,620 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-23 07:49:01,620 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 07:49:01,620 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 07:49:01,620 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-23 07:49:01,620 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 07:49:01,620 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 07:49:01,621 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 07:49:01,621 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-23 07:49:01,621 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-23 07:49:01,621 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-23 07:49:01,621 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 07:49:01,621 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 07:49:01,621 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-23 07:49:01,621 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 07:49:01,622 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-23 07:49:01,622 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 07:49:01,622 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 07:49:01,622 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-23 07:49:01,622 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 07:49:01,622 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 07:49:01,623 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-23 07:49:01,623 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-23 07:49:01,623 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_10c3dee6-14fa-4fdf-a37e-b8b28931609f/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 -> db5fa3216aa30dc6190e6666546e6374b09bc76a [2018-11-23 07:49:01,644 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 07:49:01,652 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 07:49:01,654 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 07:49:01,654 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 07:49:01,655 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 07:49:01,655 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_10c3dee6-14fa-4fdf-a37e-b8b28931609f/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/elevator_spec1_product11_true-unreach-call_true-termination.cil.c [2018-11-23 07:49:01,691 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_10c3dee6-14fa-4fdf-a37e-b8b28931609f/bin-2019/uautomizer/data/2e543e8d8/535b12f418b348b5af0f89aed36345cd/FLAGaa3451337 [2018-11-23 07:49:02,180 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 07:49:02,180 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_10c3dee6-14fa-4fdf-a37e-b8b28931609f/sv-benchmarks/c/product-lines/elevator_spec1_product11_true-unreach-call_true-termination.cil.c [2018-11-23 07:49:02,192 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_10c3dee6-14fa-4fdf-a37e-b8b28931609f/bin-2019/uautomizer/data/2e543e8d8/535b12f418b348b5af0f89aed36345cd/FLAGaa3451337 [2018-11-23 07:49:02,670 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_10c3dee6-14fa-4fdf-a37e-b8b28931609f/bin-2019/uautomizer/data/2e543e8d8/535b12f418b348b5af0f89aed36345cd [2018-11-23 07:49:02,673 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 07:49:02,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 07:49:02,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 07:49:02,675 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 07:49:02,678 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 07:49:02,678 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:49:02" (1/1) ... [2018-11-23 07:49:02,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@658711a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:49:02, skipping insertion in model container [2018-11-23 07:49:02,681 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:49:02" (1/1) ... [2018-11-23 07:49:02,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 07:49:02,737 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 07:49:03,140 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:49:03,150 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 07:49:03,228 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:49:03,256 INFO L195 MainTranslator]: Completed translation [2018-11-23 07:49:03,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:49:03 WrapperNode [2018-11-23 07:49:03,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 07:49:03,257 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 07:49:03,257 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 07:49:03,257 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 07:49:03,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:49:03" (1/1) ... [2018-11-23 07:49:03,284 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:49:03" (1/1) ... [2018-11-23 07:49:03,386 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 07:49:03,386 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 07:49:03,387 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 07:49:03,387 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 07:49:03,396 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:49:03" (1/1) ... [2018-11-23 07:49:03,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:49:03" (1/1) ... [2018-11-23 07:49:03,408 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:49:03" (1/1) ... [2018-11-23 07:49:03,409 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:49:03" (1/1) ... [2018-11-23 07:49:03,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:49:03" (1/1) ... [2018-11-23 07:49:03,482 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:49:03" (1/1) ... [2018-11-23 07:49:03,491 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:49:03" (1/1) ... [2018-11-23 07:49:03,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 07:49:03,507 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 07:49:03,507 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 07:49:03,507 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 07:49:03,508 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:49:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_10c3dee6-14fa-4fdf-a37e-b8b28931609f/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 07:49:03,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 07:49:03,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 07:49:03,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 07:49:03,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 07:49:06,540 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 07:49:06,540 INFO L280 CfgBuilder]: Removed 553 assue(true) statements. [2018-11-23 07:49:06,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:49:06 BoogieIcfgContainer [2018-11-23 07:49:06,540 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 07:49:06,541 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-23 07:49:06,541 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-23 07:49:06,544 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-23 07:49:06,545 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 07:49:06,545 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 07:49:02" (1/3) ... [2018-11-23 07:49:06,546 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3ad8b26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 07:49:06, skipping insertion in model container [2018-11-23 07:49:06,546 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 07:49:06,546 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:49:03" (2/3) ... [2018-11-23 07:49:06,546 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3ad8b26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 07:49:06, skipping insertion in model container [2018-11-23 07:49:06,546 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 07:49:06,546 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:49:06" (3/3) ... [2018-11-23 07:49:06,548 INFO L375 chiAutomizerObserver]: Analyzing ICFG elevator_spec1_product11_true-unreach-call_true-termination.cil.c [2018-11-23 07:49:06,588 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 07:49:06,589 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-23 07:49:06,589 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-23 07:49:06,589 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-23 07:49:06,589 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 07:49:06,589 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 07:49:06,589 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-23 07:49:06,590 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 07:49:06,590 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-23 07:49:06,632 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2406 states. [2018-11-23 07:49:06,695 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1163 [2018-11-23 07:49:06,695 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 07:49:06,695 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 07:49:06,708 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:49:06,708 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:49:06,708 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-23 07:49:06,708 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2406 states. [2018-11-23 07:49:06,728 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1163 [2018-11-23 07:49:06,729 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 07:49:06,729 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 07:49:06,732 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:49:06,732 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:49:06,737 INFO L794 eck$LassoCheckResult]: Stem: 383#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call #t~string57.base, #t~string57.offset := #Ultimate.alloc(10);call #t~string59.base, #t~string59.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string59.base, #t~string59.offset, 1);call write~init~int(95, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(93, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string61.base, #t~string61.offset, 1);call write~init~int(93, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(32, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 3 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.alloc(5);call write~init~int(32, #t~string63.base, #t~string63.offset, 1);call write~init~int(97, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(116, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(32, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 4 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.alloc(3);call write~init~int(37, #t~string65.base, #t~string65.offset, 1);call write~init~int(105, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.alloc(10);call #t~string69.base, #t~string69.offset := #Ultimate.alloc(3);call write~init~int(117, #t~string69.base, #t~string69.offset, 1);call write~init~int(112, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.alloc(5);call write~init~int(100, #t~string71.base, #t~string71.offset, 1);call write~init~int(111, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(119, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(110, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.alloc(7);call write~init~int(32, #t~string73.base, #t~string73.offset, 1);call write~init~int(73, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(76, #t~string73.base, 2 + #t~string73.offset, 1);call write~init~int(95, #t~string73.base, 3 + #t~string73.offset, 1);call write~init~int(112, #t~string73.base, 4 + #t~string73.offset, 1);call write~init~int(58, #t~string73.base, 5 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 6 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string75.base, #t~string75.offset, 1);call write~init~int(37, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(105, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 3 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string77.base, #t~string77.offset, 1);call write~init~int(37, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(105, #t~string77.base, 2 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 3 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string79.base, #t~string79.offset, 1);call write~init~int(37, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(105, #t~string79.base, 2 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 3 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string81.base, #t~string81.offset, 1);call write~init~int(37, #t~string81.base, 1 + #t~string81.offset, 1);call write~init~int(105, #t~string81.base, 2 + #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 3 + #t~string81.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string83.base, #t~string83.offset, 1);call write~init~int(37, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(105, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 3 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.alloc(6);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(70, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(95, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(112, #t~string85.base, 3 + #t~string85.offset, 1);call write~init~int(58, #t~string85.base, 4 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 5 + #t~string85.offset, 1);call #t~string88.base, #t~string88.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string88.base, #t~string88.offset, 1);call write~init~int(37, #t~string88.base, 1 + #t~string88.offset, 1);call write~init~int(105, #t~string88.base, 2 + #t~string88.offset, 1);call write~init~int(0, #t~string88.base, 3 + #t~string88.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string94.base, #t~string94.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string94.base, #t~string94.offset, 1);call write~init~int(37, #t~string94.base, 1 + #t~string94.offset, 1);call write~init~int(105, #t~string94.base, 2 + #t~string94.offset, 1);call write~init~int(0, #t~string94.base, 3 + #t~string94.offset, 1);call #t~string97.base, #t~string97.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string97.base, #t~string97.offset, 1);call write~init~int(37, #t~string97.base, 1 + #t~string97.offset, 1);call write~init~int(105, #t~string97.base, 2 + #t~string97.offset, 1);call write~init~int(0, #t~string97.base, 3 + #t~string97.offset, 1);call #t~string100.base, #t~string100.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string100.base, #t~string100.offset, 1);call write~init~int(37, #t~string100.base, 1 + #t~string100.offset, 1);call write~init~int(105, #t~string100.base, 2 + #t~string100.offset, 1);call write~init~int(0, #t~string100.base, 3 + #t~string100.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.alloc(2);call write~init~int(10, #t~string102.base, #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 1 + #t~string102.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.alloc(30);call #t~string131.base, #t~string131.offset := #Ultimate.alloc(9);call #t~string132.base, #t~string132.offset := #Ultimate.alloc(21);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~string139.base, #t~string139.offset := #Ultimate.alloc(30);call #t~string140.base, #t~string140.offset := #Ultimate.alloc(9);call #t~string141.base, #t~string141.offset := #Ultimate.alloc(25);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);~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~cleanupTimeShifts~0 := 12;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 1441#L-1true havoc main_#res;havoc main_#t~ret160, main_~retValue_acc~26, main_~tmp~25;havoc main_~retValue_acc~26;havoc main_~tmp~25; 139#L1917true havoc valid_product_#res;havoc valid_product_~retValue_acc~21;havoc valid_product_~retValue_acc~21;valid_product_~retValue_acc~21 := 1;valid_product_#res := valid_product_~retValue_acc~21; 962#L1925true main_#t~ret160 := valid_product_#res;main_~tmp~25 := main_#t~ret160;havoc main_#t~ret160; 1222#L2734true assume 0 != main_~tmp~25; 368#L2709true ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 471#L194true havoc bigMacCall_#t~ret153, bigMacCall_~tmp~22;havoc bigMacCall_~tmp~22;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 1678#L85true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 390#L110true bigMacCall_#t~ret153 := getOrigin_#res;bigMacCall_~tmp~22 := bigMacCall_#t~ret153;havoc bigMacCall_#t~ret153;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~22;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 379#L3105true assume 0 == initPersonOnFloor_~floor; 149#L3106true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 1483#L3213-1true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 167#L201true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 691#L213-2true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 1421#L2909-2true havoc angelinaCall_#t~ret150, angelinaCall_~tmp~19;havoc angelinaCall_~tmp~19;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 1656#L85-1true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 388#L110-1true angelinaCall_#t~ret150 := getOrigin_#res;angelinaCall_~tmp~19 := angelinaCall_#t~ret150;havoc angelinaCall_#t~ret150;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~19;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 381#L3105-1true assume 0 == initPersonOnFloor_~floor; 155#L3106-2true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 1481#L3213-3true callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 163#L201-2true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 688#L213-5true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 1410#L2909-5true havoc cleanup_#t~ret154, cleanup_#t~ret155, cleanup_~i~3, cleanup_~tmp~23, cleanup_~tmp___0~11, cleanup_~__cil_tmp4~2;havoc cleanup_~i~3;havoc cleanup_~tmp~23;havoc cleanup_~tmp___0~11;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret46, timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_~tmp~10, timeShift_~tmp___0~7, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~10;havoc timeShift_~tmp___0~7;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret30, stopRequestedAtCurrentFloor_#t~ret31, stopRequestedAtCurrentFloor_#t~ret32, stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~8, stopRequestedAtCurrentFloor_~tmp___0~5;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~8;havoc stopRequestedAtCurrentFloor_~tmp___0~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret104, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 2209#L2830true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 753#L2857true isExecutiveFloorCalling_#t~ret104 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret104;havoc isExecutiveFloorCalling_#t~ret104;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 1075#L1878true stopRequestedAtCurrentFloor_#t~ret30 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~8 := stopRequestedAtCurrentFloor_#t~ret30;havoc stopRequestedAtCurrentFloor_#t~ret30; 1148#L1263true assume 0 != stopRequestedAtCurrentFloor_~tmp~8;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; 406#L594true stopRequestedAtCurrentFloor_#t~ret31 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~5 := stopRequestedAtCurrentFloor_#t~ret31;havoc stopRequestedAtCurrentFloor_#t~ret31; 845#L1267true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~5);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 1399#L1280true timeShift_#t~ret46 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret46;havoc timeShift_#t~ret46; 1241#L1415true assume !(0 != timeShift_~tmp___9~2); 2329#L1506true assume !(1 == ~doorState~0); 2334#L1506-2true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~12, stopRequestedInDirection_~tmp~5, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~12;havoc stopRequestedInDirection_~tmp~5;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret104, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 2214#L2830-3true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 758#L2857-3true isExecutiveFloorCalling_#t~ret104 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret104;havoc isExecutiveFloorCalling_#t~ret104;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 1082#L1878-1true stopRequestedInDirection_#t~ret24 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~3 := stopRequestedInDirection_#t~ret24;havoc stopRequestedInDirection_#t~ret24; 1364#L1146true assume 0 != stopRequestedInDirection_~tmp___0~3;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; 408#L594-1true stopRequestedInDirection_#t~ret25 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~5 := stopRequestedInDirection_#t~ret25;havoc stopRequestedInDirection_#t~ret25;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~5 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~12 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~12; 2056#L1159true timeShift_#t~ret53 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret53;havoc timeShift_#t~ret53; 1842#L1514true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret27, continueInDirection_~dir, continueInDirection_~tmp~6;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~6;~currentHeading~0 := continueInDirection_~dir; 2054#L1203true assume !(1 == ~currentHeading~0); 257#L1213true assume !(0 == ~currentFloorID~0); 265#L1213-2true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1133#L1219-5true havoc __utac_acc__Specification1_spec__3_#t~ret0, __utac_acc__Specification1_spec__3_#t~ret1, __utac_acc__Specification1_spec__3_#t~ret2, __utac_acc__Specification1_spec__3_#t~ret3, __utac_acc__Specification1_spec__3_#t~ret4, __utac_acc__Specification1_spec__3_#t~ret5, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~0, __utac_acc__Specification1_spec__3_~tmp___0~0, __utac_acc__Specification1_spec__3_~tmp___1~0, __utac_acc__Specification1_spec__3_~tmp___2~0, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~0;havoc __utac_acc__Specification1_spec__3_~tmp___0~0;havoc __utac_acc__Specification1_spec__3_~tmp___1~0;havoc __utac_acc__Specification1_spec__3_~tmp___2~0;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;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; 411#L594-3true __utac_acc__Specification1_spec__3_#t~ret0 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~0 := __utac_acc__Specification1_spec__3_#t~ret0;havoc __utac_acc__Specification1_spec__3_#t~ret0;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~0; 625#L239true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 351#L240true assume 0 != ~landingButtons_spc1_0~0;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; 1111#L603true __utac_acc__Specification1_spec__3_#t~ret1 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret1;havoc __utac_acc__Specification1_spec__3_#t~ret1; 250#L244true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 801#L299true cleanup_~i~3 := 0; 1102#L2541-2true [2018-11-23 07:49:06,738 INFO L796 eck$LassoCheckResult]: Loop: 1102#L2541-2true assume !false; 923#L2542true cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 803#L2545true assume cleanup_~i~3 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~3;havoc isBlocked_~retValue_acc~3;isBlocked_~retValue_acc~3 := 0;isBlocked_#res := isBlocked_~retValue_acc~3; 1303#L445true cleanup_#t~ret154 := isBlocked_#res;cleanup_~tmp___0~11 := cleanup_#t~ret154;havoc cleanup_#t~ret154; 749#L2549true assume 1 != cleanup_~tmp___0~11; 730#L2549-1true havoc isIdle_#res;havoc isIdle_#t~ret12, isIdle_~retValue_acc~10, isIdle_~tmp~3;havoc isIdle_~retValue_acc~10;havoc isIdle_~tmp~3;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret7, anyStopRequested_#t~ret8, anyStopRequested_#t~ret9, anyStopRequested_#t~ret10, anyStopRequested_#t~ret11, anyStopRequested_~retValue_acc~9, anyStopRequested_~tmp~2, anyStopRequested_~tmp___0~1, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~9;havoc anyStopRequested_~tmp~2;havoc anyStopRequested_~tmp___0~1;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 1995#L2830-25true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 1626#L2857-25true anyStopRequested_#t~ret7 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret7;havoc anyStopRequested_#t~ret7; 1632#L702true assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~9 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~9; 490#L766true isIdle_#t~ret12 := anyStopRequested_#res;isIdle_~tmp~3 := isIdle_#t~ret12;havoc isIdle_#t~ret12;isIdle_~retValue_acc~10 := (if 0 == isIdle_~tmp~3 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~10; 1125#L779true cleanup_#t~ret155 := isIdle_#res;cleanup_~tmp~23 := cleanup_#t~ret155;havoc cleanup_#t~ret155; 2289#L2561true assume !(0 != cleanup_~tmp~23);havoc timeShift_#t~ret46, timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_~tmp~10, timeShift_~tmp___0~7, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~10;havoc timeShift_~tmp___0~7;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret30, stopRequestedAtCurrentFloor_#t~ret31, stopRequestedAtCurrentFloor_#t~ret32, stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~8, stopRequestedAtCurrentFloor_~tmp___0~5;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~8;havoc stopRequestedAtCurrentFloor_~tmp___0~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret104, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 1981#L2830-30true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 1608#L2857-30true isExecutiveFloorCalling_#t~ret104 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret104;havoc isExecutiveFloorCalling_#t~ret104;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 1049#L1878-3true stopRequestedAtCurrentFloor_#t~ret30 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~8 := stopRequestedAtCurrentFloor_#t~ret30;havoc stopRequestedAtCurrentFloor_#t~ret30; 1141#L1263-1true assume 0 != stopRequestedAtCurrentFloor_~tmp~8;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; 393#L594-4true stopRequestedAtCurrentFloor_#t~ret31 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~5 := stopRequestedAtCurrentFloor_#t~ret31;havoc stopRequestedAtCurrentFloor_#t~ret31; 848#L1267-1true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~5);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 1401#L1280-1true timeShift_#t~ret46 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret46;havoc timeShift_#t~ret46; 1248#L1415-1true assume !(0 != timeShift_~tmp___9~2); 2337#L1506-3true assume 1 == ~doorState~0;~doorState~0 := 0; 2199#L1506-5true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~12, stopRequestedInDirection_~tmp~5, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~12;havoc stopRequestedInDirection_~tmp~5;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret104, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 1953#L2830-33true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 1594#L2857-33true isExecutiveFloorCalling_#t~ret104 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret104;havoc isExecutiveFloorCalling_#t~ret104;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 1055#L1878-4true stopRequestedInDirection_#t~ret24 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~3 := stopRequestedInDirection_#t~ret24;havoc stopRequestedInDirection_#t~ret24; 1353#L1146-2true assume 0 != stopRequestedInDirection_~tmp___0~3;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; 394#L594-5true stopRequestedInDirection_#t~ret25 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~5 := stopRequestedInDirection_#t~ret25;havoc stopRequestedInDirection_#t~ret25;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~5 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~12 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~12; 2063#L1159-2true timeShift_#t~ret53 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret53;havoc timeShift_#t~ret53; 1817#L1514-1true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret27, continueInDirection_~dir, continueInDirection_~tmp~6;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~6;~currentHeading~0 := continueInDirection_~dir; 2065#L1203-3true assume !(1 == ~currentHeading~0); 218#L1213-9true assume !(0 == ~currentFloorID~0); 223#L1213-11true assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 1117#L1219-11true havoc __utac_acc__Specification1_spec__3_#t~ret0, __utac_acc__Specification1_spec__3_#t~ret1, __utac_acc__Specification1_spec__3_#t~ret2, __utac_acc__Specification1_spec__3_#t~ret3, __utac_acc__Specification1_spec__3_#t~ret4, __utac_acc__Specification1_spec__3_#t~ret5, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~0, __utac_acc__Specification1_spec__3_~tmp___0~0, __utac_acc__Specification1_spec__3_~tmp___1~0, __utac_acc__Specification1_spec__3_~tmp___2~0, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~0;havoc __utac_acc__Specification1_spec__3_~tmp___0~0;havoc __utac_acc__Specification1_spec__3_~tmp___1~0;havoc __utac_acc__Specification1_spec__3_~tmp___2~0;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;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; 400#L594-7true __utac_acc__Specification1_spec__3_#t~ret0 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~0 := __utac_acc__Specification1_spec__3_#t~ret0;havoc __utac_acc__Specification1_spec__3_#t~ret0;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~0; 646#L239-1true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 350#L240-1true assume 0 != ~landingButtons_spc1_0~0;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; 1103#L603-5true __utac_acc__Specification1_spec__3_#t~ret1 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret1;havoc __utac_acc__Specification1_spec__3_#t~ret1; 241#L244-2true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 799#L299-1true cleanup_~i~3 := 1 + cleanup_~i~3; 1102#L2541-2true [2018-11-23 07:49:06,743 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:49:06,743 INFO L82 PathProgramCache]: Analyzing trace with hash -819728579, now seen corresponding path program 1 times [2018-11-23 07:49:06,745 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:49:06,745 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:49:06,788 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:49:06,788 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:49:06,788 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:49:06,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:06,956 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 07:49:06,958 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:49:06,958 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 07:49:06,962 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-11-23 07:49:06,962 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:49:06,963 INFO L82 PathProgramCache]: Analyzing trace with hash 294638803, now seen corresponding path program 1 times [2018-11-23 07:49:06,963 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:49:06,963 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:49:06,964 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:49:06,964 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:49:06,964 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:49:06,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:07,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:49:07,014 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:49:07,014 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 07:49:07,016 INFO L811 eck$LassoCheckResult]: loop already infeasible [2018-11-23 07:49:07,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 07:49:07,030 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 07:49:07,031 INFO L87 Difference]: Start difference. First operand 2406 states. Second operand 3 states. [2018-11-23 07:49:07,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:49:07,236 INFO L93 Difference]: Finished difference Result 3599 states and 6767 transitions. [2018-11-23 07:49:07,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 07:49:07,238 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3599 states and 6767 transitions. [2018-11-23 07:49:07,256 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2316 [2018-11-23 07:49:07,274 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3599 states to 3571 states and 6734 transitions. [2018-11-23 07:49:07,275 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3571 [2018-11-23 07:49:07,278 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3571 [2018-11-23 07:49:07,279 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3571 states and 6734 transitions. [2018-11-23 07:49:07,287 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-23 07:49:07,287 INFO L705 BuchiCegarLoop]: Abstraction has 3571 states and 6734 transitions. [2018-11-23 07:49:07,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3571 states and 6734 transitions. [2018-11-23 07:49:07,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3571 to 3569. [2018-11-23 07:49:07,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3569 states. [2018-11-23 07:49:07,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3569 states to 3569 states and 6731 transitions. [2018-11-23 07:49:07,365 INFO L728 BuchiCegarLoop]: Abstraction has 3569 states and 6731 transitions. [2018-11-23 07:49:07,365 INFO L608 BuchiCegarLoop]: Abstraction has 3569 states and 6731 transitions. [2018-11-23 07:49:07,365 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-23 07:49:07,365 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3569 states and 6731 transitions. [2018-11-23 07:49:07,375 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2314 [2018-11-23 07:49:07,375 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 07:49:07,375 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 07:49:07,378 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:49:07,378 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:49:07,378 INFO L794 eck$LassoCheckResult]: Stem: 6685#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call #t~string57.base, #t~string57.offset := #Ultimate.alloc(10);call #t~string59.base, #t~string59.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string59.base, #t~string59.offset, 1);call write~init~int(95, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(93, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string61.base, #t~string61.offset, 1);call write~init~int(93, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(32, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 3 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.alloc(5);call write~init~int(32, #t~string63.base, #t~string63.offset, 1);call write~init~int(97, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(116, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(32, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 4 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.alloc(3);call write~init~int(37, #t~string65.base, #t~string65.offset, 1);call write~init~int(105, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.alloc(10);call #t~string69.base, #t~string69.offset := #Ultimate.alloc(3);call write~init~int(117, #t~string69.base, #t~string69.offset, 1);call write~init~int(112, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.alloc(5);call write~init~int(100, #t~string71.base, #t~string71.offset, 1);call write~init~int(111, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(119, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(110, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.alloc(7);call write~init~int(32, #t~string73.base, #t~string73.offset, 1);call write~init~int(73, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(76, #t~string73.base, 2 + #t~string73.offset, 1);call write~init~int(95, #t~string73.base, 3 + #t~string73.offset, 1);call write~init~int(112, #t~string73.base, 4 + #t~string73.offset, 1);call write~init~int(58, #t~string73.base, 5 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 6 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string75.base, #t~string75.offset, 1);call write~init~int(37, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(105, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 3 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string77.base, #t~string77.offset, 1);call write~init~int(37, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(105, #t~string77.base, 2 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 3 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string79.base, #t~string79.offset, 1);call write~init~int(37, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(105, #t~string79.base, 2 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 3 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string81.base, #t~string81.offset, 1);call write~init~int(37, #t~string81.base, 1 + #t~string81.offset, 1);call write~init~int(105, #t~string81.base, 2 + #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 3 + #t~string81.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string83.base, #t~string83.offset, 1);call write~init~int(37, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(105, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 3 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.alloc(6);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(70, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(95, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(112, #t~string85.base, 3 + #t~string85.offset, 1);call write~init~int(58, #t~string85.base, 4 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 5 + #t~string85.offset, 1);call #t~string88.base, #t~string88.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string88.base, #t~string88.offset, 1);call write~init~int(37, #t~string88.base, 1 + #t~string88.offset, 1);call write~init~int(105, #t~string88.base, 2 + #t~string88.offset, 1);call write~init~int(0, #t~string88.base, 3 + #t~string88.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string94.base, #t~string94.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string94.base, #t~string94.offset, 1);call write~init~int(37, #t~string94.base, 1 + #t~string94.offset, 1);call write~init~int(105, #t~string94.base, 2 + #t~string94.offset, 1);call write~init~int(0, #t~string94.base, 3 + #t~string94.offset, 1);call #t~string97.base, #t~string97.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string97.base, #t~string97.offset, 1);call write~init~int(37, #t~string97.base, 1 + #t~string97.offset, 1);call write~init~int(105, #t~string97.base, 2 + #t~string97.offset, 1);call write~init~int(0, #t~string97.base, 3 + #t~string97.offset, 1);call #t~string100.base, #t~string100.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string100.base, #t~string100.offset, 1);call write~init~int(37, #t~string100.base, 1 + #t~string100.offset, 1);call write~init~int(105, #t~string100.base, 2 + #t~string100.offset, 1);call write~init~int(0, #t~string100.base, 3 + #t~string100.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.alloc(2);call write~init~int(10, #t~string102.base, #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 1 + #t~string102.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.alloc(30);call #t~string131.base, #t~string131.offset := #Ultimate.alloc(9);call #t~string132.base, #t~string132.offset := #Ultimate.alloc(21);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~string139.base, #t~string139.offset := #Ultimate.alloc(30);call #t~string140.base, #t~string140.offset := #Ultimate.alloc(9);call #t~string141.base, #t~string141.offset := #Ultimate.alloc(25);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);~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~cleanupTimeShifts~0 := 12;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 6686#L-1 havoc main_#res;havoc main_#t~ret160, main_~retValue_acc~26, main_~tmp~25;havoc main_~retValue_acc~26;havoc main_~tmp~25; 6284#L1917 havoc valid_product_#res;havoc valid_product_~retValue_acc~21;havoc valid_product_~retValue_acc~21;valid_product_~retValue_acc~21 := 1;valid_product_#res := valid_product_~retValue_acc~21; 6285#L1925 main_#t~ret160 := valid_product_#res;main_~tmp~25 := main_#t~ret160;havoc main_#t~ret160; 7427#L2734 assume 0 != main_~tmp~25; 6663#L2709 ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 6664#L194 havoc bigMacCall_#t~ret153, bigMacCall_~tmp~22;havoc bigMacCall_~tmp~22;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 6803#L85 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 6694#L110 bigMacCall_#t~ret153 := getOrigin_#res;bigMacCall_~tmp~22 := bigMacCall_#t~ret153;havoc bigMacCall_#t~ret153;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~22;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 6678#L3105 assume 0 == initPersonOnFloor_~floor; 6295#L3106 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 6019#L3213-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 6327#L201 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 6115#L213-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 7047#L2909-2 havoc angelinaCall_#t~ret150, angelinaCall_~tmp~19;havoc angelinaCall_~tmp~19;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 7923#L85-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 6692#L110-1 angelinaCall_#t~ret150 := getOrigin_#res;angelinaCall_~tmp~19 := angelinaCall_#t~ret150;havoc angelinaCall_#t~ret150;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~19;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 6681#L3105-1 assume 0 == initPersonOnFloor_~floor; 6305#L3106-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 6016#L3213-3 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 6319#L201-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 6108#L213-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 7052#L2909-5 havoc cleanup_#t~ret154, cleanup_#t~ret155, cleanup_~i~3, cleanup_~tmp~23, cleanup_~tmp___0~11, cleanup_~__cil_tmp4~2;havoc cleanup_~i~3;havoc cleanup_~tmp~23;havoc cleanup_~tmp___0~11;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret46, timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_~tmp~10, timeShift_~tmp___0~7, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~10;havoc timeShift_~tmp___0~7;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret30, stopRequestedAtCurrentFloor_#t~ret31, stopRequestedAtCurrentFloor_#t~ret32, stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~8, stopRequestedAtCurrentFloor_~tmp___0~5;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~8;havoc stopRequestedAtCurrentFloor_~tmp___0~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret104, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 7907#L2830 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 6156#L2857 isExecutiveFloorCalling_#t~ret104 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret104;havoc isExecutiveFloorCalling_#t~ret104;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 7157#L1878 stopRequestedAtCurrentFloor_#t~ret30 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~8 := stopRequestedAtCurrentFloor_#t~ret30;havoc stopRequestedAtCurrentFloor_#t~ret30; 7479#L1263 assume 0 != stopRequestedAtCurrentFloor_~tmp~8;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; 6719#L594 stopRequestedAtCurrentFloor_#t~ret31 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~5 := stopRequestedAtCurrentFloor_#t~ret31;havoc stopRequestedAtCurrentFloor_#t~ret31; 6720#L1267 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~5);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 7295#L1280 timeShift_#t~ret46 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret46;havoc timeShift_#t~ret46; 7680#L1415 assume !(0 != timeShift_~tmp___9~2); 7681#L1506 assume !(1 == ~doorState~0); 8423#L1506-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~12, stopRequestedInDirection_~tmp~5, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~12;havoc stopRequestedInDirection_~tmp~5;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret104, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 8372#L2830-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 6173#L2857-3 isExecutiveFloorCalling_#t~ret104 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret104;havoc isExecutiveFloorCalling_#t~ret104;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 7164#L1878-1 stopRequestedInDirection_#t~ret24 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~3 := stopRequestedInDirection_#t~ret24;havoc stopRequestedInDirection_#t~ret24; 7482#L1146 assume 0 != stopRequestedInDirection_~tmp___0~3;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; 6723#L594-1 stopRequestedInDirection_#t~ret25 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~5 := stopRequestedInDirection_#t~ret25;havoc stopRequestedInDirection_#t~ret25;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~5 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~12 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~12; 6724#L1159 timeShift_#t~ret53 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret53;havoc timeShift_#t~ret53; 8158#L1514 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret27, continueInDirection_~dir, continueInDirection_~tmp~6;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~6;~currentHeading~0 := continueInDirection_~dir; 8160#L1203 assume !(1 == ~currentHeading~0); 6524#L1213 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 6525#L1213-2 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 7105#L1219-5 havoc __utac_acc__Specification1_spec__3_#t~ret0, __utac_acc__Specification1_spec__3_#t~ret1, __utac_acc__Specification1_spec__3_#t~ret2, __utac_acc__Specification1_spec__3_#t~ret3, __utac_acc__Specification1_spec__3_#t~ret4, __utac_acc__Specification1_spec__3_#t~ret5, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~0, __utac_acc__Specification1_spec__3_~tmp___0~0, __utac_acc__Specification1_spec__3_~tmp___1~0, __utac_acc__Specification1_spec__3_~tmp___2~0, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~0;havoc __utac_acc__Specification1_spec__3_~tmp___0~0;havoc __utac_acc__Specification1_spec__3_~tmp___1~0;havoc __utac_acc__Specification1_spec__3_~tmp___2~0;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;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; 6729#L594-3 __utac_acc__Specification1_spec__3_#t~ret0 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~0 := __utac_acc__Specification1_spec__3_#t~ret0;havoc __utac_acc__Specification1_spec__3_#t~ret0;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~0; 6730#L239 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 6645#L240 assume 0 != ~landingButtons_spc1_0~0;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; 6646#L603 __utac_acc__Specification1_spec__3_#t~ret1 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret1;havoc __utac_acc__Specification1_spec__3_#t~ret1; 6512#L244 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 6394#L299 cleanup_~i~3 := 0; 7231#L2541-2 [2018-11-23 07:49:07,378 INFO L796 eck$LassoCheckResult]: Loop: 7231#L2541-2 assume !false; 7406#L2542 cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 7234#L2545 assume cleanup_~i~3 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~3;havoc isBlocked_~retValue_acc~3;isBlocked_~retValue_acc~3 := 0;isBlocked_#res := isBlocked_~retValue_acc~3; 7235#L445 cleanup_#t~ret154 := isBlocked_#res;cleanup_~tmp___0~11 := cleanup_#t~ret154;havoc cleanup_#t~ret154; 7151#L2549 assume 1 != cleanup_~tmp___0~11; 7121#L2549-1 havoc isIdle_#res;havoc isIdle_#t~ret12, isIdle_~retValue_acc~10, isIdle_~tmp~3;havoc isIdle_~retValue_acc~10;havoc isIdle_~tmp~3;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret7, anyStopRequested_#t~ret8, anyStopRequested_#t~ret9, anyStopRequested_#t~ret10, anyStopRequested_#t~ret11, anyStopRequested_~retValue_acc~9, anyStopRequested_~tmp~2, anyStopRequested_~tmp___0~1, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~9;havoc anyStopRequested_~tmp~2;havoc anyStopRequested_~tmp___0~1;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 7122#L2830-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 6498#L2857-25 anyStopRequested_#t~ret7 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret7;havoc anyStopRequested_#t~ret7; 8017#L702 assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~9 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~9; 6263#L766 isIdle_#t~ret12 := anyStopRequested_#res;isIdle_~tmp~3 := isIdle_#t~ret12;havoc isIdle_#t~ret12;isIdle_~retValue_acc~10 := (if 0 == isIdle_~tmp~3 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~10; 6829#L779 cleanup_#t~ret155 := isIdle_#res;cleanup_~tmp~23 := cleanup_#t~ret155;havoc cleanup_#t~ret155; 7496#L2561 assume !(0 != cleanup_~tmp~23);havoc timeShift_#t~ret46, timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_~tmp~10, timeShift_~tmp___0~7, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~10;havoc timeShift_~tmp___0~7;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret30, stopRequestedAtCurrentFloor_#t~ret31, stopRequestedAtCurrentFloor_#t~ret32, stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~8, stopRequestedAtCurrentFloor_~tmp___0~5;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~8;havoc stopRequestedAtCurrentFloor_~tmp___0~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret104, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 8261#L2830-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 6468#L2857-30 isExecutiveFloorCalling_#t~ret104 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret104;havoc isExecutiveFloorCalling_#t~ret104;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 7471#L1878-3 stopRequestedAtCurrentFloor_#t~ret30 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~8 := stopRequestedAtCurrentFloor_#t~ret30;havoc stopRequestedAtCurrentFloor_#t~ret30; 7472#L1263-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~8;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; 6698#L594-4 stopRequestedAtCurrentFloor_#t~ret31 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~5 := stopRequestedAtCurrentFloor_#t~ret31;havoc stopRequestedAtCurrentFloor_#t~ret31; 6699#L1267-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~5);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 7302#L1280-1 timeShift_#t~ret46 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret46;havoc timeShift_#t~ret46; 7693#L1415-1 assume !(0 != timeShift_~tmp___9~2); 7694#L1506-3 assume 1 == ~doorState~0;~doorState~0 := 0; 8424#L1506-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~12, stopRequestedInDirection_~tmp~5, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~12;havoc stopRequestedInDirection_~tmp~5;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret104, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 8557#L2830-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 8552#L2857-33 isExecutiveFloorCalling_#t~ret104 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret104;havoc isExecutiveFloorCalling_#t~ret104;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 8551#L1878-4 stopRequestedInDirection_#t~ret24 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~3 := stopRequestedInDirection_#t~ret24;havoc stopRequestedInDirection_#t~ret24; 8549#L1146-2 assume 0 != stopRequestedInDirection_~tmp___0~3;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; 8503#L594-5 stopRequestedInDirection_#t~ret25 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~5 := stopRequestedInDirection_#t~ret25;havoc stopRequestedInDirection_#t~ret25;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~5 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~12 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~12; 8500#L1159-2 timeShift_#t~ret53 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret53;havoc timeShift_#t~ret53; 8498#L1514-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret27, continueInDirection_~dir, continueInDirection_~tmp~6;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~6;~currentHeading~0 := continueInDirection_~dir; 8499#L1203-3 assume !(1 == ~currentHeading~0); 6446#L1213-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 6448#L1213-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 7092#L1219-11 havoc __utac_acc__Specification1_spec__3_#t~ret0, __utac_acc__Specification1_spec__3_#t~ret1, __utac_acc__Specification1_spec__3_#t~ret2, __utac_acc__Specification1_spec__3_#t~ret3, __utac_acc__Specification1_spec__3_#t~ret4, __utac_acc__Specification1_spec__3_#t~ret5, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~0, __utac_acc__Specification1_spec__3_~tmp___0~0, __utac_acc__Specification1_spec__3_~tmp___1~0, __utac_acc__Specification1_spec__3_~tmp___2~0, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~0;havoc __utac_acc__Specification1_spec__3_~tmp___0~0;havoc __utac_acc__Specification1_spec__3_~tmp___1~0;havoc __utac_acc__Specification1_spec__3_~tmp___2~0;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;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; 6710#L594-7 __utac_acc__Specification1_spec__3_#t~ret0 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~0 := __utac_acc__Specification1_spec__3_#t~ret0;havoc __utac_acc__Specification1_spec__3_#t~ret0;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~0; 6711#L239-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 6643#L240-1 assume 0 != ~landingButtons_spc1_0~0;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; 6644#L603-5 __utac_acc__Specification1_spec__3_#t~ret1 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret1;havoc __utac_acc__Specification1_spec__3_#t~ret1; 6495#L244-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 6383#L299-1 cleanup_~i~3 := 1 + cleanup_~i~3; 7231#L2541-2 [2018-11-23 07:49:07,379 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:49:07,379 INFO L82 PathProgramCache]: Analyzing trace with hash -690440323, now seen corresponding path program 1 times [2018-11-23 07:49:07,379 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:49:07,379 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:49:07,380 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:49:07,380 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:49:07,380 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:49:07,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:07,443 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 07:49:07,443 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:49:07,443 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 07:49:07,443 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-11-23 07:49:07,444 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:49:07,444 INFO L82 PathProgramCache]: Analyzing trace with hash -385419567, now seen corresponding path program 1 times [2018-11-23 07:49:07,444 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:49:07,444 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:49:07,444 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:49:07,444 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:49:07,445 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:49:07,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:07,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:49:07,505 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:49:07,505 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 07:49:07,505 INFO L811 eck$LassoCheckResult]: loop already infeasible [2018-11-23 07:49:07,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 07:49:07,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 07:49:07,506 INFO L87 Difference]: Start difference. First operand 3569 states and 6731 transitions. cyclomatic complexity: 3163 Second operand 7 states. [2018-11-23 07:49:09,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:49:09,994 INFO L93 Difference]: Finished difference Result 28334 states and 53151 transitions. [2018-11-23 07:49:09,994 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-23 07:49:09,995 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28334 states and 53151 transitions. [2018-11-23 07:49:10,108 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 16904 [2018-11-23 07:49:10,220 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28334 states to 28334 states and 53151 transitions. [2018-11-23 07:49:10,220 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28334 [2018-11-23 07:49:10,247 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28334 [2018-11-23 07:49:10,248 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28334 states and 53151 transitions. [2018-11-23 07:49:10,383 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-23 07:49:10,383 INFO L705 BuchiCegarLoop]: Abstraction has 28334 states and 53151 transitions. [2018-11-23 07:49:10,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28334 states and 53151 transitions. [2018-11-23 07:49:10,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28334 to 10173. [2018-11-23 07:49:10,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10173 states. [2018-11-23 07:49:10,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10173 states to 10173 states and 19109 transitions. [2018-11-23 07:49:10,620 INFO L728 BuchiCegarLoop]: Abstraction has 10173 states and 19109 transitions. [2018-11-23 07:49:10,620 INFO L608 BuchiCegarLoop]: Abstraction has 10173 states and 19109 transitions. [2018-11-23 07:49:10,620 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2018-11-23 07:49:10,620 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10173 states and 19109 transitions. [2018-11-23 07:49:10,649 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6766 [2018-11-23 07:49:10,649 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 07:49:10,649 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 07:49:10,652 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:49:10,652 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:49:10,652 INFO L794 eck$LassoCheckResult]: Stem: 38622#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call #t~string57.base, #t~string57.offset := #Ultimate.alloc(10);call #t~string59.base, #t~string59.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string59.base, #t~string59.offset, 1);call write~init~int(95, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(93, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string61.base, #t~string61.offset, 1);call write~init~int(93, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(32, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 3 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.alloc(5);call write~init~int(32, #t~string63.base, #t~string63.offset, 1);call write~init~int(97, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(116, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(32, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 4 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.alloc(3);call write~init~int(37, #t~string65.base, #t~string65.offset, 1);call write~init~int(105, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.alloc(10);call #t~string69.base, #t~string69.offset := #Ultimate.alloc(3);call write~init~int(117, #t~string69.base, #t~string69.offset, 1);call write~init~int(112, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.alloc(5);call write~init~int(100, #t~string71.base, #t~string71.offset, 1);call write~init~int(111, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(119, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(110, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.alloc(7);call write~init~int(32, #t~string73.base, #t~string73.offset, 1);call write~init~int(73, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(76, #t~string73.base, 2 + #t~string73.offset, 1);call write~init~int(95, #t~string73.base, 3 + #t~string73.offset, 1);call write~init~int(112, #t~string73.base, 4 + #t~string73.offset, 1);call write~init~int(58, #t~string73.base, 5 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 6 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string75.base, #t~string75.offset, 1);call write~init~int(37, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(105, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 3 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string77.base, #t~string77.offset, 1);call write~init~int(37, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(105, #t~string77.base, 2 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 3 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string79.base, #t~string79.offset, 1);call write~init~int(37, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(105, #t~string79.base, 2 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 3 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string81.base, #t~string81.offset, 1);call write~init~int(37, #t~string81.base, 1 + #t~string81.offset, 1);call write~init~int(105, #t~string81.base, 2 + #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 3 + #t~string81.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string83.base, #t~string83.offset, 1);call write~init~int(37, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(105, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 3 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.alloc(6);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(70, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(95, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(112, #t~string85.base, 3 + #t~string85.offset, 1);call write~init~int(58, #t~string85.base, 4 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 5 + #t~string85.offset, 1);call #t~string88.base, #t~string88.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string88.base, #t~string88.offset, 1);call write~init~int(37, #t~string88.base, 1 + #t~string88.offset, 1);call write~init~int(105, #t~string88.base, 2 + #t~string88.offset, 1);call write~init~int(0, #t~string88.base, 3 + #t~string88.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string94.base, #t~string94.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string94.base, #t~string94.offset, 1);call write~init~int(37, #t~string94.base, 1 + #t~string94.offset, 1);call write~init~int(105, #t~string94.base, 2 + #t~string94.offset, 1);call write~init~int(0, #t~string94.base, 3 + #t~string94.offset, 1);call #t~string97.base, #t~string97.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string97.base, #t~string97.offset, 1);call write~init~int(37, #t~string97.base, 1 + #t~string97.offset, 1);call write~init~int(105, #t~string97.base, 2 + #t~string97.offset, 1);call write~init~int(0, #t~string97.base, 3 + #t~string97.offset, 1);call #t~string100.base, #t~string100.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string100.base, #t~string100.offset, 1);call write~init~int(37, #t~string100.base, 1 + #t~string100.offset, 1);call write~init~int(105, #t~string100.base, 2 + #t~string100.offset, 1);call write~init~int(0, #t~string100.base, 3 + #t~string100.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.alloc(2);call write~init~int(10, #t~string102.base, #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 1 + #t~string102.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.alloc(30);call #t~string131.base, #t~string131.offset := #Ultimate.alloc(9);call #t~string132.base, #t~string132.offset := #Ultimate.alloc(21);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~string139.base, #t~string139.offset := #Ultimate.alloc(30);call #t~string140.base, #t~string140.offset := #Ultimate.alloc(9);call #t~string141.base, #t~string141.offset := #Ultimate.alloc(25);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);~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~cleanupTimeShifts~0 := 12;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 38623#L-1 havoc main_#res;havoc main_#t~ret160, main_~retValue_acc~26, main_~tmp~25;havoc main_~retValue_acc~26;havoc main_~tmp~25; 38227#L1917 havoc valid_product_#res;havoc valid_product_~retValue_acc~21;havoc valid_product_~retValue_acc~21;valid_product_~retValue_acc~21 := 1;valid_product_#res := valid_product_~retValue_acc~21; 38228#L1925 main_#t~ret160 := valid_product_#res;main_~tmp~25 := main_#t~ret160;havoc main_#t~ret160; 39407#L2734 assume 0 != main_~tmp~25; 38600#L2709 ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 38601#L194 havoc bigMacCall_#t~ret153, bigMacCall_~tmp~22;havoc bigMacCall_~tmp~22;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 38749#L85 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 38631#L110 bigMacCall_#t~ret153 := getOrigin_#res;bigMacCall_~tmp~22 := bigMacCall_#t~ret153;havoc bigMacCall_#t~ret153;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~22;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 38615#L3105 assume 0 == initPersonOnFloor_~floor; 38238#L3106 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 37962#L3213-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 38270#L201 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 38058#L213-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 39009#L2909-2 havoc angelinaCall_#t~ret150, angelinaCall_~tmp~19;havoc angelinaCall_~tmp~19;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 39955#L85-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 38629#L110-1 angelinaCall_#t~ret150 := getOrigin_#res;angelinaCall_~tmp~19 := angelinaCall_#t~ret150;havoc angelinaCall_#t~ret150;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~19;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 38618#L3105-1 assume 0 == initPersonOnFloor_~floor; 38248#L3106-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 37959#L3213-3 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 38262#L201-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 38051#L213-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 39014#L2909-5 havoc cleanup_#t~ret154, cleanup_#t~ret155, cleanup_~i~3, cleanup_~tmp~23, cleanup_~tmp___0~11, cleanup_~__cil_tmp4~2;havoc cleanup_~i~3;havoc cleanup_~tmp~23;havoc cleanup_~tmp___0~11;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret46, timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_~tmp~10, timeShift_~tmp___0~7, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~10;havoc timeShift_~tmp___0~7;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret30, stopRequestedAtCurrentFloor_#t~ret31, stopRequestedAtCurrentFloor_#t~ret32, stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~8, stopRequestedAtCurrentFloor_~tmp___0~5;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~8;havoc stopRequestedAtCurrentFloor_~tmp___0~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret104, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 39935#L2830 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 40506#L2857 isExecutiveFloorCalling_#t~ret104 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret104;havoc isExecutiveFloorCalling_#t~ret104;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 40596#L1878 stopRequestedAtCurrentFloor_#t~ret30 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~8 := stopRequestedAtCurrentFloor_#t~ret30;havoc stopRequestedAtCurrentFloor_#t~ret30; 39521#L1263 assume 0 != stopRequestedAtCurrentFloor_~tmp~8;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; 38657#L594 stopRequestedAtCurrentFloor_#t~ret31 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~5 := stopRequestedAtCurrentFloor_#t~ret31;havoc stopRequestedAtCurrentFloor_#t~ret31; 38658#L1267 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~5);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 39272#L1280 timeShift_#t~ret46 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret46;havoc timeShift_#t~ret46; 44346#L1415 assume !(0 != timeShift_~tmp___9~2); 44345#L1506 assume !(1 == ~doorState~0); 44344#L1506-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~12, stopRequestedInDirection_~tmp~5, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~12;havoc stopRequestedInDirection_~tmp~5;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret104, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 44343#L2830-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 44342#L2857-3 isExecutiveFloorCalling_#t~ret104 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret104;havoc isExecutiveFloorCalling_#t~ret104;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 44341#L1878-1 stopRequestedInDirection_#t~ret24 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~3 := stopRequestedInDirection_#t~ret24;havoc stopRequestedInDirection_#t~ret24; 44339#L1146 assume 0 != stopRequestedInDirection_~tmp___0~3;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; 44340#L594-1 stopRequestedInDirection_#t~ret25 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~5 := stopRequestedInDirection_#t~ret25;havoc stopRequestedInDirection_#t~ret25;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~5 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~12 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~12; 45215#L1159 timeShift_#t~ret53 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret53;havoc timeShift_#t~ret53; 45213#L1514 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret27, continueInDirection_~dir, continueInDirection_~tmp~6;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~6;~currentHeading~0 := continueInDirection_~dir; 45212#L1203 assume !(1 == ~currentHeading~0); 38462#L1213 assume !(0 == ~currentFloorID~0); 38463#L1213-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 38425#L1219-5 havoc __utac_acc__Specification1_spec__3_#t~ret0, __utac_acc__Specification1_spec__3_#t~ret1, __utac_acc__Specification1_spec__3_#t~ret2, __utac_acc__Specification1_spec__3_#t~ret3, __utac_acc__Specification1_spec__3_#t~ret4, __utac_acc__Specification1_spec__3_#t~ret5, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~0, __utac_acc__Specification1_spec__3_~tmp___0~0, __utac_acc__Specification1_spec__3_~tmp___1~0, __utac_acc__Specification1_spec__3_~tmp___2~0, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~0;havoc __utac_acc__Specification1_spec__3_~tmp___0~0;havoc __utac_acc__Specification1_spec__3_~tmp___1~0;havoc __utac_acc__Specification1_spec__3_~tmp___2~0;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;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; 45654#L594-3 __utac_acc__Specification1_spec__3_#t~ret0 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~0 := __utac_acc__Specification1_spec__3_#t~ret0;havoc __utac_acc__Specification1_spec__3_#t~ret0;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~0; 45653#L239 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 45652#L240 assume 0 != ~landingButtons_spc1_0~0;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; 45649#L603 __utac_acc__Specification1_spec__3_#t~ret1 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret1;havoc __utac_acc__Specification1_spec__3_#t~ret1; 45642#L244 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 45633#L299 cleanup_~i~3 := 0; 44379#L2541-2 [2018-11-23 07:49:10,653 INFO L796 eck$LassoCheckResult]: Loop: 44379#L2541-2 assume !false; 44380#L2542 cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 44375#L2545 assume cleanup_~i~3 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~3;havoc isBlocked_~retValue_acc~3;isBlocked_~retValue_acc~3 := 0;isBlocked_#res := isBlocked_~retValue_acc~3; 44376#L445 cleanup_#t~ret154 := isBlocked_#res;cleanup_~tmp___0~11 := cleanup_#t~ret154;havoc cleanup_#t~ret154; 44371#L2549 assume 1 != cleanup_~tmp___0~11; 44372#L2549-1 havoc isIdle_#res;havoc isIdle_#t~ret12, isIdle_~retValue_acc~10, isIdle_~tmp~3;havoc isIdle_~retValue_acc~10;havoc isIdle_~tmp~3;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret7, anyStopRequested_#t~ret8, anyStopRequested_#t~ret9, anyStopRequested_#t~ret10, anyStopRequested_#t~ret11, anyStopRequested_~retValue_acc~9, anyStopRequested_~tmp~2, anyStopRequested_~tmp___0~1, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~9;havoc anyStopRequested_~tmp~2;havoc anyStopRequested_~tmp___0~1;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 40367#L2830-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 40368#L2857-25 anyStopRequested_#t~ret7 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret7;havoc anyStopRequested_#t~ret7; 40087#L702 assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~9 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~9; 38206#L766 isIdle_#t~ret12 := anyStopRequested_#res;isIdle_~tmp~3 := isIdle_#t~ret12;havoc isIdle_#t~ret12;isIdle_~retValue_acc~10 := (if 0 == isIdle_~tmp~3 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~10; 39504#L779 cleanup_#t~ret155 := isIdle_#res;cleanup_~tmp~23 := cleanup_#t~ret155;havoc cleanup_#t~ret155; 39505#L2561 assume !(0 != cleanup_~tmp~23);havoc timeShift_#t~ret46, timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_~tmp~10, timeShift_~tmp___0~7, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~10;havoc timeShift_~tmp___0~7;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret30, stopRequestedAtCurrentFloor_#t~ret31, stopRequestedAtCurrentFloor_#t~ret32, stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~8, stopRequestedAtCurrentFloor_~tmp___0~5;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~8;havoc stopRequestedAtCurrentFloor_~tmp___0~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret104, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 40834#L2830-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 40655#L2857-30 isExecutiveFloorCalling_#t~ret104 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret104;havoc isExecutiveFloorCalling_#t~ret104;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 40831#L1878-3 stopRequestedAtCurrentFloor_#t~ret30 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~8 := stopRequestedAtCurrentFloor_#t~ret30;havoc stopRequestedAtCurrentFloor_#t~ret30; 40829#L1263-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~8;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; 40828#L594-4 stopRequestedAtCurrentFloor_#t~ret31 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~5 := stopRequestedAtCurrentFloor_#t~ret31;havoc stopRequestedAtCurrentFloor_#t~ret31; 40826#L1267-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~5);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 39279#L1280-1 timeShift_#t~ret46 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret46;havoc timeShift_#t~ret46; 47092#L1415-1 assume !(0 != timeShift_~tmp___9~2); 40563#L1506-3 assume 1 == ~doorState~0;~doorState~0 := 0; 40505#L1506-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~12, stopRequestedInDirection_~tmp~5, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~12;havoc stopRequestedInDirection_~tmp~5;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret104, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 40333#L2830-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 40076#L2857-33 isExecutiveFloorCalling_#t~ret104 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret104;havoc isExecutiveFloorCalling_#t~ret104;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 40077#L1878-4 stopRequestedInDirection_#t~ret24 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~3 := stopRequestedInDirection_#t~ret24;havoc stopRequestedInDirection_#t~ret24; 39875#L1146-2 assume 0 != stopRequestedInDirection_~tmp___0~3;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; 38637#L594-5 stopRequestedInDirection_#t~ret25 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~5 := stopRequestedInDirection_#t~ret25;havoc stopRequestedInDirection_#t~ret25;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~5 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~12 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~12; 38638#L1159-2 timeShift_#t~ret53 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret53;havoc timeShift_#t~ret53; 40416#L1514-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret27, continueInDirection_~dir, continueInDirection_~tmp~6;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~6;~currentHeading~0 := continueInDirection_~dir; 40418#L1203-3 assume !(1 == ~currentHeading~0); 38388#L1213-9 assume !(0 == ~currentFloorID~0); 38389#L1213-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 38372#L1219-11 havoc __utac_acc__Specification1_spec__3_#t~ret0, __utac_acc__Specification1_spec__3_#t~ret1, __utac_acc__Specification1_spec__3_#t~ret2, __utac_acc__Specification1_spec__3_#t~ret3, __utac_acc__Specification1_spec__3_#t~ret4, __utac_acc__Specification1_spec__3_#t~ret5, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~0, __utac_acc__Specification1_spec__3_~tmp___0~0, __utac_acc__Specification1_spec__3_~tmp___1~0, __utac_acc__Specification1_spec__3_~tmp___2~0, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~0;havoc __utac_acc__Specification1_spec__3_~tmp___0~0;havoc __utac_acc__Specification1_spec__3_~tmp___1~0;havoc __utac_acc__Specification1_spec__3_~tmp___2~0;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;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; 45670#L594-7 __utac_acc__Specification1_spec__3_#t~ret0 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~0 := __utac_acc__Specification1_spec__3_#t~ret0;havoc __utac_acc__Specification1_spec__3_#t~ret0;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~0; 45669#L239-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 45668#L240-1 assume 0 != ~landingButtons_spc1_0~0;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; 45173#L603-5 __utac_acc__Specification1_spec__3_#t~ret1 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret1;havoc __utac_acc__Specification1_spec__3_#t~ret1; 45174#L244-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 45632#L299-1 cleanup_~i~3 := 1 + cleanup_~i~3; 44379#L2541-2 [2018-11-23 07:49:10,653 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:49:10,653 INFO L82 PathProgramCache]: Analyzing trace with hash -819728579, now seen corresponding path program 2 times [2018-11-23 07:49:10,653 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:49:10,653 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:49:10,654 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:49:10,654 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:49:10,654 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:49:10,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:10,710 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 07:49:10,710 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:49:10,711 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 07:49:10,711 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-11-23 07:49:10,711 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:49:10,711 INFO L82 PathProgramCache]: Analyzing trace with hash -514707823, now seen corresponding path program 1 times [2018-11-23 07:49:10,711 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:49:10,711 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:49:10,712 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:49:10,712 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 07:49:10,712 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:49:10,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:10,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:49:10,770 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:49:10,770 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 07:49:10,770 INFO L811 eck$LassoCheckResult]: loop already infeasible [2018-11-23 07:49:10,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 07:49:10,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 07:49:10,771 INFO L87 Difference]: Start difference. First operand 10173 states and 19109 transitions. cyclomatic complexity: 8938 Second operand 5 states. [2018-11-23 07:49:11,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:49:11,114 INFO L93 Difference]: Finished difference Result 36969 states and 68998 transitions. [2018-11-23 07:49:11,115 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 07:49:11,115 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36969 states and 68998 transitions. [2018-11-23 07:49:11,210 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 32460 [2018-11-23 07:49:11,294 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36969 states to 36969 states and 68998 transitions. [2018-11-23 07:49:11,294 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 36969 [2018-11-23 07:49:11,318 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36969 [2018-11-23 07:49:11,318 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36969 states and 68998 transitions. [2018-11-23 07:49:11,337 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-23 07:49:11,337 INFO L705 BuchiCegarLoop]: Abstraction has 36969 states and 68998 transitions. [2018-11-23 07:49:11,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36969 states and 68998 transitions. [2018-11-23 07:49:11,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36969 to 13146. [2018-11-23 07:49:11,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13146 states. [2018-11-23 07:49:11,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13146 states to 13146 states and 24467 transitions. [2018-11-23 07:49:11,533 INFO L728 BuchiCegarLoop]: Abstraction has 13146 states and 24467 transitions. [2018-11-23 07:49:11,533 INFO L608 BuchiCegarLoop]: Abstraction has 13146 states and 24467 transitions. [2018-11-23 07:49:11,533 INFO L442 BuchiCegarLoop]: ======== Iteration 4============ [2018-11-23 07:49:11,533 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13146 states and 24467 transitions. [2018-11-23 07:49:11,556 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8818 [2018-11-23 07:49:11,557 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 07:49:11,557 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 07:49:11,559 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:49:11,560 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 07:49:11,560 INFO L794 eck$LassoCheckResult]: Stem: 85792#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call #t~string57.base, #t~string57.offset := #Ultimate.alloc(10);call #t~string59.base, #t~string59.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string59.base, #t~string59.offset, 1);call write~init~int(95, #t~string59.base, 1 + #t~string59.offset, 1);call write~init~int(93, #t~string59.base, 2 + #t~string59.offset, 1);call write~init~int(0, #t~string59.base, 3 + #t~string59.offset, 1);call #t~string61.base, #t~string61.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string61.base, #t~string61.offset, 1);call write~init~int(93, #t~string61.base, 1 + #t~string61.offset, 1);call write~init~int(32, #t~string61.base, 2 + #t~string61.offset, 1);call write~init~int(0, #t~string61.base, 3 + #t~string61.offset, 1);call #t~string63.base, #t~string63.offset := #Ultimate.alloc(5);call write~init~int(32, #t~string63.base, #t~string63.offset, 1);call write~init~int(97, #t~string63.base, 1 + #t~string63.offset, 1);call write~init~int(116, #t~string63.base, 2 + #t~string63.offset, 1);call write~init~int(32, #t~string63.base, 3 + #t~string63.offset, 1);call write~init~int(0, #t~string63.base, 4 + #t~string63.offset, 1);call #t~string65.base, #t~string65.offset := #Ultimate.alloc(3);call write~init~int(37, #t~string65.base, #t~string65.offset, 1);call write~init~int(105, #t~string65.base, 1 + #t~string65.offset, 1);call write~init~int(0, #t~string65.base, 2 + #t~string65.offset, 1);call #t~string67.base, #t~string67.offset := #Ultimate.alloc(10);call #t~string69.base, #t~string69.offset := #Ultimate.alloc(3);call write~init~int(117, #t~string69.base, #t~string69.offset, 1);call write~init~int(112, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 2 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.alloc(5);call write~init~int(100, #t~string71.base, #t~string71.offset, 1);call write~init~int(111, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(119, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(110, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 4 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.alloc(7);call write~init~int(32, #t~string73.base, #t~string73.offset, 1);call write~init~int(73, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(76, #t~string73.base, 2 + #t~string73.offset, 1);call write~init~int(95, #t~string73.base, 3 + #t~string73.offset, 1);call write~init~int(112, #t~string73.base, 4 + #t~string73.offset, 1);call write~init~int(58, #t~string73.base, 5 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 6 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string75.base, #t~string75.offset, 1);call write~init~int(37, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(105, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 3 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string77.base, #t~string77.offset, 1);call write~init~int(37, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(105, #t~string77.base, 2 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 3 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string79.base, #t~string79.offset, 1);call write~init~int(37, #t~string79.base, 1 + #t~string79.offset, 1);call write~init~int(105, #t~string79.base, 2 + #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 3 + #t~string79.offset, 1);call #t~string81.base, #t~string81.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string81.base, #t~string81.offset, 1);call write~init~int(37, #t~string81.base, 1 + #t~string81.offset, 1);call write~init~int(105, #t~string81.base, 2 + #t~string81.offset, 1);call write~init~int(0, #t~string81.base, 3 + #t~string81.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string83.base, #t~string83.offset, 1);call write~init~int(37, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(105, #t~string83.base, 2 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 3 + #t~string83.offset, 1);call #t~string85.base, #t~string85.offset := #Ultimate.alloc(6);call write~init~int(32, #t~string85.base, #t~string85.offset, 1);call write~init~int(70, #t~string85.base, 1 + #t~string85.offset, 1);call write~init~int(95, #t~string85.base, 2 + #t~string85.offset, 1);call write~init~int(112, #t~string85.base, 3 + #t~string85.offset, 1);call write~init~int(58, #t~string85.base, 4 + #t~string85.offset, 1);call write~init~int(0, #t~string85.base, 5 + #t~string85.offset, 1);call #t~string88.base, #t~string88.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string88.base, #t~string88.offset, 1);call write~init~int(37, #t~string88.base, 1 + #t~string88.offset, 1);call write~init~int(105, #t~string88.base, 2 + #t~string88.offset, 1);call write~init~int(0, #t~string88.base, 3 + #t~string88.offset, 1);call #t~string91.base, #t~string91.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string91.base, #t~string91.offset, 1);call write~init~int(37, #t~string91.base, 1 + #t~string91.offset, 1);call write~init~int(105, #t~string91.base, 2 + #t~string91.offset, 1);call write~init~int(0, #t~string91.base, 3 + #t~string91.offset, 1);call #t~string94.base, #t~string94.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string94.base, #t~string94.offset, 1);call write~init~int(37, #t~string94.base, 1 + #t~string94.offset, 1);call write~init~int(105, #t~string94.base, 2 + #t~string94.offset, 1);call write~init~int(0, #t~string94.base, 3 + #t~string94.offset, 1);call #t~string97.base, #t~string97.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string97.base, #t~string97.offset, 1);call write~init~int(37, #t~string97.base, 1 + #t~string97.offset, 1);call write~init~int(105, #t~string97.base, 2 + #t~string97.offset, 1);call write~init~int(0, #t~string97.base, 3 + #t~string97.offset, 1);call #t~string100.base, #t~string100.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string100.base, #t~string100.offset, 1);call write~init~int(37, #t~string100.base, 1 + #t~string100.offset, 1);call write~init~int(105, #t~string100.base, 2 + #t~string100.offset, 1);call write~init~int(0, #t~string100.base, 3 + #t~string100.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.alloc(2);call write~init~int(10, #t~string102.base, #t~string102.offset, 1);call write~init~int(0, #t~string102.base, 1 + #t~string102.offset, 1);call #t~string130.base, #t~string130.offset := #Ultimate.alloc(30);call #t~string131.base, #t~string131.offset := #Ultimate.alloc(9);call #t~string132.base, #t~string132.offset := #Ultimate.alloc(21);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~string139.base, #t~string139.offset := #Ultimate.alloc(30);call #t~string140.base, #t~string140.offset := #Ultimate.alloc(9);call #t~string141.base, #t~string141.offset := #Ultimate.alloc(25);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);~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0;~cleanupTimeShifts~0 := 12;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 85793#L-1 havoc main_#res;havoc main_#t~ret160, main_~retValue_acc~26, main_~tmp~25;havoc main_~retValue_acc~26;havoc main_~tmp~25; 85388#L1917 havoc valid_product_#res;havoc valid_product_~retValue_acc~21;havoc valid_product_~retValue_acc~21;valid_product_~retValue_acc~21 := 1;valid_product_#res := valid_product_~retValue_acc~21; 85389#L1925 main_#t~ret160 := valid_product_#res;main_~tmp~25 := main_#t~ret160;havoc main_#t~ret160; 86610#L2734 assume 0 != main_~tmp~25; 85770#L2709 ~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 85771#L194 havoc bigMacCall_#t~ret153, bigMacCall_~tmp~22;havoc bigMacCall_~tmp~22;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 85921#L85 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 85802#L110 bigMacCall_#t~ret153 := getOrigin_#res;bigMacCall_~tmp~22 := bigMacCall_#t~ret153;havoc bigMacCall_#t~ret153;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~22;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 85785#L3105 assume 0 == initPersonOnFloor_~floor; 85399#L3106 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 85123#L3213-1 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 85431#L201 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 85219#L213-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 86190#L2909-2 havoc angelinaCall_#t~ret150, angelinaCall_~tmp~19;havoc angelinaCall_~tmp~19;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~1;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~1; 87178#L85-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~1 := 4;getOrigin_#res := getOrigin_~retValue_acc~1; 85800#L110-1 angelinaCall_#t~ret150 := getOrigin_#res;angelinaCall_~tmp~19 := angelinaCall_#t~ret150;havoc angelinaCall_#t~ret150;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~19;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 85788#L3105-1 assume 0 == initPersonOnFloor_~floor; 85412#L3106-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 85120#L3213-3 callOnFloor_#in~floorID := initPersonOnFloor_~floor;havoc callOnFloor_~floorID, callOnFloor_~__utac__ad__arg1~0;callOnFloor_~floorID := callOnFloor_#in~floorID;havoc callOnFloor_~__utac__ad__arg1~0;callOnFloor_~__utac__ad__arg1~0 := callOnFloor_~floorID;__utac_acc__Specification1_spec__2_#in~floor := callOnFloor_~__utac__ad__arg1~0;havoc __utac_acc__Specification1_spec__2_~floor;__utac_acc__Specification1_spec__2_~floor := __utac_acc__Specification1_spec__2_#in~floor; 85423#L201-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 85212#L213-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 86195#L2909-5 havoc cleanup_#t~ret154, cleanup_#t~ret155, cleanup_~i~3, cleanup_~tmp~23, cleanup_~tmp___0~11, cleanup_~__cil_tmp4~2;havoc cleanup_~i~3;havoc cleanup_~tmp~23;havoc cleanup_~tmp___0~11;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret46, timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_~tmp~10, timeShift_~tmp___0~7, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~10;havoc timeShift_~tmp___0~7;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret30, stopRequestedAtCurrentFloor_#t~ret31, stopRequestedAtCurrentFloor_#t~ret32, stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~8, stopRequestedAtCurrentFloor_~tmp___0~5;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~8;havoc stopRequestedAtCurrentFloor_~tmp___0~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret104, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 87160#L2830 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 86319#L2857 isExecutiveFloorCalling_#t~ret104 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret104;havoc isExecutiveFloorCalling_#t~ret104;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 86320#L1878 stopRequestedAtCurrentFloor_#t~ret30 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~8 := stopRequestedAtCurrentFloor_#t~ret30;havoc stopRequestedAtCurrentFloor_#t~ret30; 87841#L1263 assume 0 != stopRequestedAtCurrentFloor_~tmp~8;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; 87840#L594 stopRequestedAtCurrentFloor_#t~ret31 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~5 := stopRequestedAtCurrentFloor_#t~ret31;havoc stopRequestedAtCurrentFloor_#t~ret31; 87838#L1267 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~5);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 87839#L1280 timeShift_#t~ret46 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret46;havoc timeShift_#t~ret46; 86914#L1415 assume !(0 != timeShift_~tmp___9~2); 86915#L1506 assume !(1 == ~doorState~0); 87817#L1506-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~12, stopRequestedInDirection_~tmp~5, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~12;havoc stopRequestedInDirection_~tmp~5;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret104, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 87818#L2830-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 86328#L2857-3 isExecutiveFloorCalling_#t~ret104 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret104;havoc isExecutiveFloorCalling_#t~ret104;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 86329#L1878-1 stopRequestedInDirection_#t~ret24 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~3 := stopRequestedInDirection_#t~ret24;havoc stopRequestedInDirection_#t~ret24; 87103#L1146 assume 0 != stopRequestedInDirection_~tmp___0~3;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; 87105#L594-1 stopRequestedInDirection_#t~ret25 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~5 := stopRequestedInDirection_#t~ret25;havoc stopRequestedInDirection_#t~ret25;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~5 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~12 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~12; 93255#L1159 timeShift_#t~ret53 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret53;havoc timeShift_#t~ret53; 93254#L1514 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret27, continueInDirection_~dir, continueInDirection_~tmp~6;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~6;~currentHeading~0 := continueInDirection_~dir; 93253#L1203 assume !(1 == ~currentHeading~0); 93252#L1213 assume !(0 == ~currentFloorID~0); 85636#L1213-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 85586#L1219-5 havoc __utac_acc__Specification1_spec__3_#t~ret0, __utac_acc__Specification1_spec__3_#t~ret1, __utac_acc__Specification1_spec__3_#t~ret2, __utac_acc__Specification1_spec__3_#t~ret3, __utac_acc__Specification1_spec__3_#t~ret4, __utac_acc__Specification1_spec__3_#t~ret5, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~0, __utac_acc__Specification1_spec__3_~tmp___0~0, __utac_acc__Specification1_spec__3_~tmp___1~0, __utac_acc__Specification1_spec__3_~tmp___2~0, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~0;havoc __utac_acc__Specification1_spec__3_~tmp___0~0;havoc __utac_acc__Specification1_spec__3_~tmp___1~0;havoc __utac_acc__Specification1_spec__3_~tmp___2~0;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;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; 86729#L594-3 __utac_acc__Specification1_spec__3_#t~ret0 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~0 := __utac_acc__Specification1_spec__3_#t~ret0;havoc __utac_acc__Specification1_spec__3_#t~ret0;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~0; 86121#L239 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 86122#L240 assume 0 != ~landingButtons_spc1_0~0;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; 86710#L603 __utac_acc__Specification1_spec__3_#t~ret1 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret1;havoc __utac_acc__Specification1_spec__3_#t~ret1; 86711#L244 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 94957#L299 cleanup_~i~3 := 0; 94954#L2541-2 [2018-11-23 07:49:11,560 INFO L796 eck$LassoCheckResult]: Loop: 94954#L2541-2 assume !false; 94952#L2542 cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 94951#L2545 assume cleanup_~i~3 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~3;havoc isBlocked_~retValue_acc~3;isBlocked_~retValue_acc~3 := 0;isBlocked_#res := isBlocked_~retValue_acc~3; 94950#L445 cleanup_#t~ret154 := isBlocked_#res;cleanup_~tmp___0~11 := cleanup_#t~ret154;havoc cleanup_#t~ret154; 94949#L2549 assume 1 != cleanup_~tmp___0~11; 94948#L2549-1 havoc isIdle_#res;havoc isIdle_#t~ret12, isIdle_~retValue_acc~10, isIdle_~tmp~3;havoc isIdle_~retValue_acc~10;havoc isIdle_~tmp~3;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret7, anyStopRequested_#t~ret8, anyStopRequested_#t~ret9, anyStopRequested_#t~ret10, anyStopRequested_#t~ret11, anyStopRequested_~retValue_acc~9, anyStopRequested_~tmp~2, anyStopRequested_~tmp___0~1, anyStopRequested_~tmp___1~1, anyStopRequested_~tmp___2~1, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~9;havoc anyStopRequested_~tmp~2;havoc anyStopRequested_~tmp___0~1;havoc anyStopRequested_~tmp___1~1;havoc anyStopRequested_~tmp___2~1;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 94947#L2830-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 94945#L2857-25 anyStopRequested_#t~ret7 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret7;havoc anyStopRequested_#t~ret7; 94858#L702 assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~9 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~9; 94853#L766 isIdle_#t~ret12 := anyStopRequested_#res;isIdle_~tmp~3 := isIdle_#t~ret12;havoc isIdle_#t~ret12;isIdle_~retValue_acc~10 := (if 0 == isIdle_~tmp~3 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~10; 94852#L779 cleanup_#t~ret155 := isIdle_#res;cleanup_~tmp~23 := cleanup_#t~ret155;havoc cleanup_#t~ret155; 94851#L2561 assume !(0 != cleanup_~tmp~23);havoc timeShift_#t~ret46, timeShift_#t~ret47, timeShift_#t~ret48, timeShift_#t~ret49, timeShift_#t~ret50, timeShift_#t~ret51, timeShift_#t~ret52, timeShift_#t~ret53, timeShift_#t~ret54, timeShift_#t~ret55, timeShift_#t~ret56, timeShift_~tmp~10, timeShift_~tmp___0~7, timeShift_~tmp___1~4, timeShift_~tmp___2~4, timeShift_~tmp___3~4, timeShift_~tmp___4~3, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~10;havoc timeShift_~tmp___0~7;havoc timeShift_~tmp___1~4;havoc timeShift_~tmp___2~4;havoc timeShift_~tmp___3~4;havoc timeShift_~tmp___4~3;havoc timeShift_~tmp___5~2;havoc timeShift_~tmp___6~2;havoc timeShift_~tmp___7~2;havoc timeShift_~tmp___8~2;havoc timeShift_~tmp___9~2;havoc stopRequestedAtCurrentFloor_#res;havoc stopRequestedAtCurrentFloor_#t~ret30, stopRequestedAtCurrentFloor_#t~ret31, stopRequestedAtCurrentFloor_#t~ret32, stopRequestedAtCurrentFloor_#t~ret33, stopRequestedAtCurrentFloor_~retValue_acc~15, stopRequestedAtCurrentFloor_~tmp~8, stopRequestedAtCurrentFloor_~tmp___0~5;havoc stopRequestedAtCurrentFloor_~retValue_acc~15;havoc stopRequestedAtCurrentFloor_~tmp~8;havoc stopRequestedAtCurrentFloor_~tmp___0~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret104, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 94850#L2830-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 90589#L2857-30 isExecutiveFloorCalling_#t~ret104 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret104;havoc isExecutiveFloorCalling_#t~ret104;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 94844#L1878-3 stopRequestedAtCurrentFloor_#t~ret30 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~8 := stopRequestedAtCurrentFloor_#t~ret30;havoc stopRequestedAtCurrentFloor_#t~ret30; 94842#L1263-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~8;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; 94843#L594-4 stopRequestedAtCurrentFloor_#t~ret31 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~5 := stopRequestedAtCurrentFloor_#t~ret31;havoc stopRequestedAtCurrentFloor_#t~ret31; 95157#L1267-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~5);stopRequestedAtCurrentFloor_~retValue_acc~15 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~15; 86475#L1280-1 timeShift_#t~ret46 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret46;havoc timeShift_#t~ret46; 95163#L1415-1 assume !(0 != timeShift_~tmp___9~2); 94755#L1506-3 assume !(1 == ~doorState~0); 94751#L1506-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret24, stopRequestedInDirection_#t~ret25, stopRequestedInDirection_#t~ret26, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~12, stopRequestedInDirection_~tmp~5, stopRequestedInDirection_~tmp___0~3, stopRequestedInDirection_~__cil_tmp7~0, stopRequestedInDirection_~__cil_tmp8~0;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~12;havoc stopRequestedInDirection_~tmp~5;havoc stopRequestedInDirection_~tmp___0~3;havoc stopRequestedInDirection_~__cil_tmp7~0;havoc stopRequestedInDirection_~__cil_tmp8~0;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret104, isExecutiveFloorCalling_~retValue_acc~18;havoc isExecutiveFloorCalling_~retValue_acc~18;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~27;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~27; 94748#L2830-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~27 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~27; 94746#L2857-33 isExecutiveFloorCalling_#t~ret104 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~18 := isExecutiveFloorCalling_#t~ret104;havoc isExecutiveFloorCalling_#t~ret104;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~18; 94743#L1878-4 stopRequestedInDirection_#t~ret24 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~3 := stopRequestedInDirection_#t~ret24;havoc stopRequestedInDirection_#t~ret24; 94739#L1146-2 assume 0 != stopRequestedInDirection_~tmp___0~3;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; 94470#L594-5 stopRequestedInDirection_#t~ret25 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~5 := stopRequestedInDirection_#t~ret25;havoc stopRequestedInDirection_#t~ret25;stopRequestedInDirection_~__cil_tmp7~0 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~0 := (if stopRequestedInDirection_~tmp~5 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~12 := (if stopRequestedInDirection_~__cil_tmp8~0 == stopRequestedInDirection_~__cil_tmp7~0 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~12; 94467#L1159-2 timeShift_#t~ret53 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret53;havoc timeShift_#t~ret53; 94465#L1514-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret27, continueInDirection_~dir, continueInDirection_~tmp~6;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~6;~currentHeading~0 := continueInDirection_~dir; 94401#L1203-3 assume !(1 == ~currentHeading~0); 94360#L1213-9 assume !(0 == ~currentFloorID~0); 94351#L1213-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 94323#L1219-11 havoc __utac_acc__Specification1_spec__3_#t~ret0, __utac_acc__Specification1_spec__3_#t~ret1, __utac_acc__Specification1_spec__3_#t~ret2, __utac_acc__Specification1_spec__3_#t~ret3, __utac_acc__Specification1_spec__3_#t~ret4, __utac_acc__Specification1_spec__3_#t~ret5, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~0, __utac_acc__Specification1_spec__3_~tmp___0~0, __utac_acc__Specification1_spec__3_~tmp___1~0, __utac_acc__Specification1_spec__3_~tmp___2~0, __utac_acc__Specification1_spec__3_~tmp___3~0, __utac_acc__Specification1_spec__3_~tmp___4~0;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~0;havoc __utac_acc__Specification1_spec__3_~tmp___0~0;havoc __utac_acc__Specification1_spec__3_~tmp___1~0;havoc __utac_acc__Specification1_spec__3_~tmp___2~0;havoc __utac_acc__Specification1_spec__3_~tmp___3~0;havoc __utac_acc__Specification1_spec__3_~tmp___4~0;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; 94324#L594-7 __utac_acc__Specification1_spec__3_#t~ret0 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~0 := __utac_acc__Specification1_spec__3_#t~ret0;havoc __utac_acc__Specification1_spec__3_#t~ret0;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~0; 94311#L239-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 94312#L240-1 assume 0 != ~landingButtons_spc1_0~0;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; 94302#L603-5 __utac_acc__Specification1_spec__3_#t~ret1 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret1;havoc __utac_acc__Specification1_spec__3_#t~ret1; 94303#L244-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 94956#L299-1 cleanup_~i~3 := 1 + cleanup_~i~3; 94954#L2541-2 [2018-11-23 07:49:11,560 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:49:11,560 INFO L82 PathProgramCache]: Analyzing trace with hash -819728579, now seen corresponding path program 3 times [2018-11-23 07:49:11,561 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:49:11,569 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:49:11,569 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:49:11,570 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 07:49:11,570 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:49:11,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:11,604 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 07:49:11,604 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 07:49:11,604 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 07:49:11,604 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-11-23 07:49:11,605 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:49:11,605 INFO L82 PathProgramCache]: Analyzing trace with hash 2091315731, now seen corresponding path program 1 times [2018-11-23 07:49:11,605 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 07:49:11,605 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 07:49:11,605 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:49:11,606 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 07:49:11,606 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 07:49:11,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 07:49:11,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 07:49:12,062 WARN L180 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 160 [2018-11-23 07:49:12,486 WARN L180 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 124 [2018-11-23 07:49:12,493 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 07:49:12,494 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 07:49:12,494 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 07:49:12,494 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 07:49:12,494 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-23 07:49:12,494 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 07:49:12,494 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 07:49:12,494 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 07:49:12,494 INFO L131 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product11_true-unreach-call_true-termination.cil.c_Iteration4_Loop [2018-11-23 07:49:12,494 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 07:49:12,495 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 07:49:12,513 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 07:49:12,517 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 07:49:12,519 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 07:49:12,520 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 07:49:12,525 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 07:49:12,531 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 07:49:12,534 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 07:49:12,535 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 07:49:12,536 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 07:49:12,537 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 07:49:12,537 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 07:49:12,539 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 07:49:12,542 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 07:49:12,543 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 07:49:12,544 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 07:49:12,545 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 07:49:12,546 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 07:49:12,547 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 07:49:12,548 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 07:49:12,554 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 07:49:12,558 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 07:49:12,569 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 07:49:12,572 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 07:49:12,573 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 07:49:12,574 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 07:49:12,577 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 07:49:12,582 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 07:49:12,583 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 07:49:12,584 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 07:49:12,584 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 07:49:12,596 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 07:49:12,597 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 07:49:12,597 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 07:49:12,599 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 07:49:12,600 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 07:49:12,601 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 07:49:12,601 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 07:49:12,602 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 07:49:12,603 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 07:49:12,608 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 07:49:12,609 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 07:49:12,610 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 07:49:12,610 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 07:49:12,612 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 07:49:12,612 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 07:49:12,613 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 07:49:12,614 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 07:49:12,615 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 07:49:12,616 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 07:49:12,617 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 07:49:12,617 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 07:49:12,618 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 07:49:12,619 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 07:49:12,620 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 07:49:12,621 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 07:49:12,624 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 07:49:12,625 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 07:49:12,627 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 07:49:12,628 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 07:49:12,631 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 07:49:12,632 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 07:49:12,634 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 07:49:12,634 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 07:49:12,636 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 07:49:12,637 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 07:49:12,644 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 07:49:12,648 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 07:49:13,015 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 07:49:13,016 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_10c3dee6-14fa-4fdf-a37e-b8b28931609f/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 07:49:13,025 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 07:49:13,026 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 07:49:13,033 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 07:49:13,033 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret0=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_10c3dee6-14fa-4fdf-a37e-b8b28931609f/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 07:49:13,061 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 07:49:13,061 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 07:49:13,063 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 07:49:13,063 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_cleanup_#t~ret155=0} Honda state: {ULTIMATE.start_cleanup_#t~ret155=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_10c3dee6-14fa-4fdf-a37e-b8b28931609f/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 07:49:13,079 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 07:49:13,079 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 07:49:13,081 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 07:49:13,081 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret2=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_10c3dee6-14fa-4fdf-a37e-b8b28931609f/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 07:49:13,096 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 07:49:13,096 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 07:49:13,098 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 07:49:13,098 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret4=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_10c3dee6-14fa-4fdf-a37e-b8b28931609f/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 07:49:13,126 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 07:49:13,126 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_10c3dee6-14fa-4fdf-a37e-b8b28931609f/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 07:49:13,153 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 07:49:13,154 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 07:49:13,665 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-23 07:49:13,667 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 07:49:13,667 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 07:49:13,667 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 07:49:13,667 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 07:49:13,667 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 07:49:13,667 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 07:49:13,667 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 07:49:13,667 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 07:49:13,667 INFO L131 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product11_true-unreach-call_true-termination.cil.c_Iteration4_Loop [2018-11-23 07:49:13,667 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 07:49:13,667 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 07:49:13,670 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 07:49:13,689 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 07:49:13,691 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 07:49:13,694 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 07:49:13,696 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 07:49:13,698 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 07:49:13,706 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 07:49:13,729 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 07:49:13,731 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 07:49:13,749 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 07:49:13,751 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 07:49:13,752 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 07:49:13,762 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 07:49:13,764 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 07:49:13,769 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 07:49:13,771 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 07:49:13,772 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 07:49:13,774 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 07:49:13,786 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 07:49:13,793 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 07:49:13,797 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 07:49:13,799 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 07:49:13,811 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 07:49:13,826 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 07:49:13,844 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 07:49:13,845 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 07:49:13,847 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 07:49:13,848 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 07:49:13,849 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 07:49:13,860 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 07:49:13,864 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 07:49:13,865 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 07:49:13,869 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 07:49:13,871 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 07:49:13,872 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 07:49:13,873 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 07:49:13,875 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 07:49:13,876 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 07:49:13,877 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 07:49:13,878 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 07:49:13,880 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 07:49:13,886 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 07:49:13,887 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 07:49:13,888 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 07:49:13,890 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 07:49:13,891 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 07:49:13,892 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 07:49:13,894 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 07:49:13,895 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 07:49:13,896 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 07:49:13,901 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 07:49:13,903 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 07:49:13,904 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 07:49:13,905 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 07:49:13,906 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 07:49:13,910 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 07:49:13,919 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 07:49:13,923 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 07:49:13,924 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 07:49:13,926 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 07:49:13,927 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 07:49:13,941 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 07:49:13,955 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 07:49:13,956 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 07:49:13,961 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 07:49:13,968 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 07:49:13,972 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 07:49:14,485 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 07:49:14,489 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 07:49:14,491 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 07:49:14,492 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:49:14,492 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:49:14,493 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:49:14,493 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:49:14,493 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 07:49:14,495 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 07:49:14,495 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:49:14,496 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:49:14,497 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 07:49:14,497 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:49:14,497 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:49:14,497 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:49:14,497 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:49:14,497 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 07:49:14,498 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 07:49:14,498 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:49:14,498 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:49:14,499 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 07:49:14,499 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:49:14,499 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:49:14,499 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:49:14,499 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:49:14,500 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 07:49:14,500 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 07:49:14,500 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:49:14,505 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:49:14,505 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 07:49:14,506 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:49:14,506 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:49:14,506 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:49:14,506 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:49:14,506 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 07:49:14,507 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 07:49:14,507 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:49:14,507 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:49:14,507 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 07:49:14,508 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:49:14,508 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:49:14,508 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:49:14,508 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:49:14,508 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 07:49:14,509 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 07:49:14,509 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:49:14,509 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 07:49:14,509 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 07:49:14,510 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 07:49:14,510 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 07:49:14,510 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 07:49:14,510 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 07:49:14,510 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 07:49:14,511 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 07:49:14,511 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 07:49:14,514 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-23 07:49:14,527 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2018-11-23 07:49:14,527 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2018-11-23 07:49:14,529 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-23 07:49:14,529 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2018-11-23 07:49:14,531 INFO L518 LassoAnalysis]: Proved termination. [2018-11-23 07:49:14,531 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~3) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~3 Supporting invariants [] [2018-11-23 07:49:14,532 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2018-11-23 07:49:14,564 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:49:14,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:14,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:49:14,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:14,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 07:49:14,716 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 07:49:14,720 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 07:49:14,721 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13146 states and 24467 transitions. cyclomatic complexity: 11323 Second operand 5 states. [2018-11-23 07:49:14,978 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13146 states and 24467 transitions. cyclomatic complexity: 11323. Second operand 5 states. Result 21963 states and 40863 transitions. Complement of second has 8 states. [2018-11-23 07:49:14,978 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 07:49:14,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-23 07:49:14,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 4521 transitions. [2018-11-23 07:49:14,983 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4521 transitions. Stem has 50 letters. Loop has 39 letters. [2018-11-23 07:49:14,985 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-23 07:49:14,985 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4521 transitions. Stem has 89 letters. Loop has 39 letters. [2018-11-23 07:49:14,986 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-23 07:49:14,986 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4521 transitions. Stem has 50 letters. Loop has 78 letters. [2018-11-23 07:49:14,986 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-23 07:49:14,987 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21963 states and 40863 transitions. [2018-11-23 07:49:15,047 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-23 07:49:15,047 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21963 states to 0 states and 0 transitions. [2018-11-23 07:49:15,047 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-23 07:49:15,047 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-23 07:49:15,047 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-23 07:49:15,047 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-23 07:49:15,048 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 07:49:15,048 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 07:49:15,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 07:49:15,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 07:49:15,048 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2018-11-23 07:49:15,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 07:49:15,048 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2018-11-23 07:49:15,048 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 07:49:15,048 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2018-11-23 07:49:15,048 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-23 07:49:15,049 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 07:49:15,049 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-23 07:49:15,049 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-23 07:49:15,049 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-23 07:49:15,049 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-23 07:49:15,049 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 07:49:15,049 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 07:49:15,049 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 07:49:15,049 INFO L442 BuchiCegarLoop]: ======== Iteration 5============ [2018-11-23 07:49:15,049 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-23 07:49:15,049 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-23 07:49:15,049 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-23 07:49:15,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 07:49:15 BoogieIcfgContainer [2018-11-23 07:49:15,055 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-23 07:49:15,055 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 07:49:15,055 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 07:49:15,055 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 07:49:15,056 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:49:06" (3/4) ... [2018-11-23 07:49:15,059 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 07:49:15,059 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 07:49:15,060 INFO L168 Benchmark]: Toolchain (without parser) took 12386.59 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 822.6 MB). Free memory was 957.6 MB in the beginning and 1.4 GB in the end (delta: -415.4 MB). Peak memory consumption was 407.2 MB. Max. memory is 11.5 GB. [2018-11-23 07:49:15,060 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:49:15,061 INFO L168 Benchmark]: CACSL2BoogieTranslator took 582.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -156.7 MB). Peak memory consumption was 53.3 MB. Max. memory is 11.5 GB. [2018-11-23 07:49:15,061 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.5 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2018-11-23 07:49:15,062 INFO L168 Benchmark]: Boogie Preprocessor took 120.10 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: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. [2018-11-23 07:49:15,062 INFO L168 Benchmark]: RCFGBuilder took 3033.76 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 187.7 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -228.7 MB). Peak memory consumption was 368.4 MB. Max. memory is 11.5 GB. [2018-11-23 07:49:15,063 INFO L168 Benchmark]: BuchiAutomizer took 8513.89 ms. Allocated memory was 1.4 GB in the beginning and 1.9 GB in the end (delta: 486.5 MB). Free memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: -83.7 MB). Peak memory consumption was 402.8 MB. Max. memory is 11.5 GB. [2018-11-23 07:49:15,063 INFO L168 Benchmark]: Witness Printer took 3.89 ms. Allocated memory is still 1.9 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:49:15,066 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 582.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -156.7 MB). Peak memory consumption was 53.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 129.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.5 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 120.10 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: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3033.76 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 187.7 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -228.7 MB). Peak memory consumption was 368.4 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 8513.89 ms. Allocated memory was 1.4 GB in the beginning and 1.9 GB in the end (delta: 486.5 MB). Free memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: -83.7 MB). Peak memory consumption was 402.8 MB. Max. memory is 11.5 GB. * Witness Printer took 3.89 ms. Allocated memory is still 1.9 GB. Free memory is still 1.4 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 5 terminating modules (4 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function cleanupTimeShifts + -1 * i and consists of 5 locations. 4 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.4s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 3.5s. Construction of modules took 1.9s. Büchi inclusion checks took 1.5s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 0. Automata minimization 0.5s AutomataMinimizationTime, 3 MinimizatonAttempts, 41986 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.5s Buchi closure took 0.0s. Biggest automaton had 13146 states and ocurred in iteration 3. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 24474 SDtfs, 75618 SDslu, 58188 SDs, 0 SdLazy, 2642 SolverSat, 713 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.9s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI3 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital181 mio100 ax100 hnf100 lsp15 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq221 hnf87 smp100 dnf203 smp87 tf102 neg97 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 6ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 4 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.5s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...