./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/elevator_spec1_product27_true-unreach-call_true-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6df6b15f-5ff2-4a2b-80ad-22213b32755a/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6df6b15f-5ff2-4a2b-80ad-22213b32755a/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6df6b15f-5ff2-4a2b-80ad-22213b32755a/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6df6b15f-5ff2-4a2b-80ad-22213b32755a/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/elevator_spec1_product27_true-unreach-call_true-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6df6b15f-5ff2-4a2b-80ad-22213b32755a/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6df6b15f-5ff2-4a2b-80ad-22213b32755a/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 838a16dbe3435df56cc14c9245d20670bcb9b254 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 06:54:40,907 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 06:54:40,908 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 06:54:40,914 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 06:54:40,914 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 06:54:40,915 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 06:54:40,915 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 06:54:40,916 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 06:54:40,917 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 06:54:40,918 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 06:54:40,918 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 06:54:40,918 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 06:54:40,919 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 06:54:40,919 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 06:54:40,920 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 06:54:40,920 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 06:54:40,921 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 06:54:40,922 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 06:54:40,923 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 06:54:40,924 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 06:54:40,925 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 06:54:40,925 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 06:54:40,927 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 06:54:40,927 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 06:54:40,927 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 06:54:40,928 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 06:54:40,928 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 06:54:40,929 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 06:54:40,929 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 06:54:40,930 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 06:54:40,930 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 06:54:40,930 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 06:54:40,930 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 06:54:40,931 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 06:54:40,931 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 06:54:40,931 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 06:54:40,932 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6df6b15f-5ff2-4a2b-80ad-22213b32755a/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-12-02 06:54:40,940 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 06:54:40,940 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 06:54:40,941 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 06:54:40,941 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 06:54:40,941 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 06:54:40,941 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-12-02 06:54:40,941 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-12-02 06:54:40,941 INFO L133 SettingsManager]: * Use old map elimination=false [2018-12-02 06:54:40,941 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-12-02 06:54:40,942 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-12-02 06:54:40,942 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-12-02 06:54:40,942 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 06:54:40,942 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 06:54:40,942 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-02 06:54:40,942 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 06:54:40,942 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 06:54:40,942 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 06:54:40,942 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-12-02 06:54:40,942 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-12-02 06:54:40,943 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-12-02 06:54:40,943 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 06:54:40,943 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 06:54:40,943 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-12-02 06:54:40,943 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 06:54:40,943 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-12-02 06:54:40,943 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 06:54:40,943 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 06:54:40,943 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-12-02 06:54:40,943 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 06:54:40,943 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 06:54:40,944 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-12-02 06:54:40,944 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-12-02 06:54:40,944 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_6df6b15f-5ff2-4a2b-80ad-22213b32755a/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 -> 838a16dbe3435df56cc14c9245d20670bcb9b254 [2018-12-02 06:54:40,961 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 06:54:40,968 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 06:54:40,970 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 06:54:40,970 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 06:54:40,971 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 06:54:40,971 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6df6b15f-5ff2-4a2b-80ad-22213b32755a/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/elevator_spec1_product27_true-unreach-call_true-termination.cil.c [2018-12-02 06:54:41,005 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6df6b15f-5ff2-4a2b-80ad-22213b32755a/bin-2019/uautomizer/data/198c2827a/e08db62849e14664a18bcdabfe4ac64c/FLAG7dd41b11e [2018-12-02 06:54:41,418 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 06:54:41,419 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6df6b15f-5ff2-4a2b-80ad-22213b32755a/sv-benchmarks/c/product-lines/elevator_spec1_product27_true-unreach-call_true-termination.cil.c [2018-12-02 06:54:41,428 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6df6b15f-5ff2-4a2b-80ad-22213b32755a/bin-2019/uautomizer/data/198c2827a/e08db62849e14664a18bcdabfe4ac64c/FLAG7dd41b11e [2018-12-02 06:54:41,758 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6df6b15f-5ff2-4a2b-80ad-22213b32755a/bin-2019/uautomizer/data/198c2827a/e08db62849e14664a18bcdabfe4ac64c [2018-12-02 06:54:41,764 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 06:54:41,767 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 06:54:41,769 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 06:54:41,769 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 06:54:41,774 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 06:54:41,774 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:54:41" (1/1) ... [2018-12-02 06:54:41,776 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@861fafe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:41, skipping insertion in model container [2018-12-02 06:54:41,776 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:54:41" (1/1) ... [2018-12-02 06:54:41,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 06:54:41,812 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 06:54:42,133 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 06:54:42,146 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 06:54:42,231 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 06:54:42,269 INFO L195 MainTranslator]: Completed translation [2018-12-02 06:54:42,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:42 WrapperNode [2018-12-02 06:54:42,269 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 06:54:42,270 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 06:54:42,270 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 06:54:42,270 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 06:54:42,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:42" (1/1) ... [2018-12-02 06:54:42,298 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:42" (1/1) ... [2018-12-02 06:54:42,392 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 06:54:42,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 06:54:42,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 06:54:42,392 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 06:54:42,398 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:42" (1/1) ... [2018-12-02 06:54:42,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:42" (1/1) ... [2018-12-02 06:54:42,409 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:42" (1/1) ... [2018-12-02 06:54:42,410 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:42" (1/1) ... [2018-12-02 06:54:42,445 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:42" (1/1) ... [2018-12-02 06:54:42,475 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:42" (1/1) ... [2018-12-02 06:54:42,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:42" (1/1) ... [2018-12-02 06:54:42,497 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 06:54:42,498 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 06:54:42,498 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 06:54:42,498 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 06:54:42,498 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6df6b15f-5ff2-4a2b-80ad-22213b32755a/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 [2018-12-02 06:54:42,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 06:54:42,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 06:54:42,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 06:54:42,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 06:54:45,044 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 06:54:45,044 INFO L280 CfgBuilder]: Removed 649 assue(true) statements. [2018-12-02 06:54:45,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:54:45 BoogieIcfgContainer [2018-12-02 06:54:45,045 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 06:54:45,045 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-12-02 06:54:45,046 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-12-02 06:54:45,048 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-12-02 06:54:45,049 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 06:54:45,049 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.12 06:54:41" (1/3) ... [2018-12-02 06:54:45,050 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1a0a3275 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.12 06:54:45, skipping insertion in model container [2018-12-02 06:54:45,050 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 06:54:45,050 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:54:42" (2/3) ... [2018-12-02 06:54:45,050 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1a0a3275 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.12 06:54:45, skipping insertion in model container [2018-12-02 06:54:45,050 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-12-02 06:54:45,050 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:54:45" (3/3) ... [2018-12-02 06:54:45,052 INFO L375 chiAutomizerObserver]: Analyzing ICFG elevator_spec1_product27_true-unreach-call_true-termination.cil.c [2018-12-02 06:54:45,086 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 06:54:45,086 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-12-02 06:54:45,086 INFO L375 BuchiCegarLoop]: Hoare is false [2018-12-02 06:54:45,086 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-12-02 06:54:45,087 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 06:54:45,087 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 06:54:45,087 INFO L379 BuchiCegarLoop]: Difference is false [2018-12-02 06:54:45,087 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 06:54:45,087 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-12-02 06:54:45,120 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2598 states. [2018-12-02 06:54:45,179 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1259 [2018-12-02 06:54:45,179 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-02 06:54:45,179 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-02 06:54:45,190 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] [2018-12-02 06:54:45,190 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] [2018-12-02 06:54:45,190 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-12-02 06:54:45,190 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2598 states. [2018-12-02 06:54:45,205 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1259 [2018-12-02 06:54:45,205 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-02 06:54:45,205 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-02 06:54:45,208 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] [2018-12-02 06:54:45,208 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] [2018-12-02 06:54:45,212 INFO L794 eck$LassoCheckResult]: Stem: 434#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[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;call #t~string33.base, #t~string33.offset := #Ultimate.alloc(30);call #t~string34.base, #t~string34.offset := #Ultimate.alloc(9);call #t~string35.base, #t~string35.offset := #Ultimate.alloc(21);call #t~string36.base, #t~string36.offset := #Ultimate.alloc(30);call #t~string37.base, #t~string37.offset := #Ultimate.alloc(9);call #t~string38.base, #t~string38.offset := #Ultimate.alloc(21);call #t~string42.base, #t~string42.offset := #Ultimate.alloc(30);call #t~string43.base, #t~string43.offset := #Ultimate.alloc(9);call #t~string44.base, #t~string44.offset := #Ultimate.alloc(25);call #t~string45.base, #t~string45.offset := #Ultimate.alloc(30);call #t~string46.base, #t~string46.offset := #Ultimate.alloc(9);call #t~string47.base, #t~string47.offset := #Ultimate.alloc(25);~weight~0 := 0;~maximumWeight~0 := 100;~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;call #t~string115.base, #t~string115.offset := #Ultimate.alloc(10);call #t~string117.base, #t~string117.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string117.base, #t~string117.offset, 1);call write~init~int(95, #t~string117.base, 1 + #t~string117.offset, 1);call write~init~int(93, #t~string117.base, 2 + #t~string117.offset, 1);call write~init~int(0, #t~string117.base, 3 + #t~string117.offset, 1);call #t~string119.base, #t~string119.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string119.base, #t~string119.offset, 1);call write~init~int(93, #t~string119.base, 1 + #t~string119.offset, 1);call write~init~int(32, #t~string119.base, 2 + #t~string119.offset, 1);call write~init~int(0, #t~string119.base, 3 + #t~string119.offset, 1);call #t~string121.base, #t~string121.offset := #Ultimate.alloc(5);call write~init~int(32, #t~string121.base, #t~string121.offset, 1);call write~init~int(97, #t~string121.base, 1 + #t~string121.offset, 1);call write~init~int(116, #t~string121.base, 2 + #t~string121.offset, 1);call write~init~int(32, #t~string121.base, 3 + #t~string121.offset, 1);call write~init~int(0, #t~string121.base, 4 + #t~string121.offset, 1);call #t~string123.base, #t~string123.offset := #Ultimate.alloc(3);call write~init~int(37, #t~string123.base, #t~string123.offset, 1);call write~init~int(105, #t~string123.base, 1 + #t~string123.offset, 1);call write~init~int(0, #t~string123.base, 2 + #t~string123.offset, 1);call #t~string125.base, #t~string125.offset := #Ultimate.alloc(10);call #t~string127.base, #t~string127.offset := #Ultimate.alloc(3);call write~init~int(117, #t~string127.base, #t~string127.offset, 1);call write~init~int(112, #t~string127.base, 1 + #t~string127.offset, 1);call write~init~int(0, #t~string127.base, 2 + #t~string127.offset, 1);call #t~string129.base, #t~string129.offset := #Ultimate.alloc(5);call write~init~int(100, #t~string129.base, #t~string129.offset, 1);call write~init~int(111, #t~string129.base, 1 + #t~string129.offset, 1);call write~init~int(119, #t~string129.base, 2 + #t~string129.offset, 1);call write~init~int(110, #t~string129.base, 3 + #t~string129.offset, 1);call write~init~int(0, #t~string129.base, 4 + #t~string129.offset, 1);call #t~string131.base, #t~string131.offset := #Ultimate.alloc(7);call write~init~int(32, #t~string131.base, #t~string131.offset, 1);call write~init~int(73, #t~string131.base, 1 + #t~string131.offset, 1);call write~init~int(76, #t~string131.base, 2 + #t~string131.offset, 1);call write~init~int(95, #t~string131.base, 3 + #t~string131.offset, 1);call write~init~int(112, #t~string131.base, 4 + #t~string131.offset, 1);call write~init~int(58, #t~string131.base, 5 + #t~string131.offset, 1);call write~init~int(0, #t~string131.base, 6 + #t~string131.offset, 1);call #t~string133.base, #t~string133.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string133.base, #t~string133.offset, 1);call write~init~int(37, #t~string133.base, 1 + #t~string133.offset, 1);call write~init~int(105, #t~string133.base, 2 + #t~string133.offset, 1);call write~init~int(0, #t~string133.base, 3 + #t~string133.offset, 1);call #t~string135.base, #t~string135.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string135.base, #t~string135.offset, 1);call write~init~int(37, #t~string135.base, 1 + #t~string135.offset, 1);call write~init~int(105, #t~string135.base, 2 + #t~string135.offset, 1);call write~init~int(0, #t~string135.base, 3 + #t~string135.offset, 1);call #t~string137.base, #t~string137.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string137.base, #t~string137.offset, 1);call write~init~int(37, #t~string137.base, 1 + #t~string137.offset, 1);call write~init~int(105, #t~string137.base, 2 + #t~string137.offset, 1);call write~init~int(0, #t~string137.base, 3 + #t~string137.offset, 1);call #t~string139.base, #t~string139.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string139.base, #t~string139.offset, 1);call write~init~int(37, #t~string139.base, 1 + #t~string139.offset, 1);call write~init~int(105, #t~string139.base, 2 + #t~string139.offset, 1);call write~init~int(0, #t~string139.base, 3 + #t~string139.offset, 1);call #t~string141.base, #t~string141.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string141.base, #t~string141.offset, 1);call write~init~int(37, #t~string141.base, 1 + #t~string141.offset, 1);call write~init~int(105, #t~string141.base, 2 + #t~string141.offset, 1);call write~init~int(0, #t~string141.base, 3 + #t~string141.offset, 1);call #t~string143.base, #t~string143.offset := #Ultimate.alloc(6);call write~init~int(32, #t~string143.base, #t~string143.offset, 1);call write~init~int(70, #t~string143.base, 1 + #t~string143.offset, 1);call write~init~int(95, #t~string143.base, 2 + #t~string143.offset, 1);call write~init~int(112, #t~string143.base, 3 + #t~string143.offset, 1);call write~init~int(58, #t~string143.base, 4 + #t~string143.offset, 1);call write~init~int(0, #t~string143.base, 5 + #t~string143.offset, 1);call #t~string146.base, #t~string146.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string146.base, #t~string146.offset, 1);call write~init~int(37, #t~string146.base, 1 + #t~string146.offset, 1);call write~init~int(105, #t~string146.base, 2 + #t~string146.offset, 1);call write~init~int(0, #t~string146.base, 3 + #t~string146.offset, 1);call #t~string149.base, #t~string149.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string149.base, #t~string149.offset, 1);call write~init~int(37, #t~string149.base, 1 + #t~string149.offset, 1);call write~init~int(105, #t~string149.base, 2 + #t~string149.offset, 1);call write~init~int(0, #t~string149.base, 3 + #t~string149.offset, 1);call #t~string152.base, #t~string152.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string152.base, #t~string152.offset, 1);call write~init~int(37, #t~string152.base, 1 + #t~string152.offset, 1);call write~init~int(105, #t~string152.base, 2 + #t~string152.offset, 1);call write~init~int(0, #t~string152.base, 3 + #t~string152.offset, 1);call #t~string155.base, #t~string155.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string155.base, #t~string155.offset, 1);call write~init~int(37, #t~string155.base, 1 + #t~string155.offset, 1);call write~init~int(105, #t~string155.base, 2 + #t~string155.offset, 1);call write~init~int(0, #t~string155.base, 3 + #t~string155.offset, 1);call #t~string158.base, #t~string158.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string158.base, #t~string158.offset, 1);call write~init~int(37, #t~string158.base, 1 + #t~string158.offset, 1);call write~init~int(105, #t~string158.base, 2 + #t~string158.offset, 1);call write~init~int(0, #t~string158.base, 3 + #t~string158.offset, 1);call #t~string160.base, #t~string160.offset := #Ultimate.alloc(2);call write~init~int(10, #t~string160.base, #t~string160.offset, 1);call write~init~int(0, #t~string160.base, 1 + #t~string160.offset, 1); 1578#L-1true havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~1, main_~tmp~8;havoc main_~retValue_acc~1;havoc main_~tmp~8; 1127#L425true havoc valid_product_#res;havoc valid_product_~retValue_acc~3;havoc valid_product_~retValue_acc~3;valid_product_~retValue_acc~3 := 1;valid_product_#res := valid_product_~retValue_acc~3; 634#L433true main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 637#L389true assume 0 != main_~tmp~8; 1350#L358true ~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; 2600#L1637true havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~5;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~5; 1590#L483true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~5 := 4;getOrigin_#res := getOrigin_~retValue_acc~5; 195#L508true bigMacCall_#t~ret6 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret6;havoc bigMacCall_#t~ret6;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 1865#L922true assume 0 == initPersonOnFloor_~floor; 1657#L923true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 512#L1030-1true 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; 1941#L1644true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 12#L1656-2true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 442#L726-2true havoc angelinaCall_#t~ret3, angelinaCall_~tmp~2;havoc angelinaCall_~tmp~2;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~5;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~5; 1594#L483-1true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~5 := 4;getOrigin_#res := getOrigin_~retValue_acc~5; 199#L508-1true angelinaCall_#t~ret3 := getOrigin_#res;angelinaCall_~tmp~2 := angelinaCall_#t~ret3;havoc angelinaCall_#t~ret3;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~2;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 1853#L922-1true assume 0 == initPersonOnFloor_~floor; 1628#L923-2true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 498#L1030-3true 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; 1946#L1644-2true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 158#L1656-5true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 447#L726-5true havoc cleanup_#t~ret7, cleanup_#t~ret8, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret104, timeShift_#t~ret105, timeShift_#t~ret106, timeShift_#t~ret107, timeShift_#t~ret108, timeShift_#t~ret109, timeShift_#t~ret110, timeShift_#t~ret111, timeShift_#t~ret112, timeShift_#t~ret113, timeShift_#t~ret114, timeShift_~tmp~26, timeShift_~tmp___0~11, timeShift_~tmp___1~7, timeShift_~tmp___2~5, 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~26;havoc timeShift_~tmp___0~11;havoc timeShift_~tmp___1~7;havoc timeShift_~tmp___2~5;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~ret88, stopRequestedAtCurrentFloor_#t~ret89, stopRequestedAtCurrentFloor_#t~ret90, stopRequestedAtCurrentFloor_#t~ret91, stopRequestedAtCurrentFloor_~retValue_acc~25, stopRequestedAtCurrentFloor_~tmp~24, stopRequestedAtCurrentFloor_~tmp___0~9;havoc stopRequestedAtCurrentFloor_~retValue_acc~25;havoc stopRequestedAtCurrentFloor_~tmp~24;havoc stopRequestedAtCurrentFloor_~tmp___0~9;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 1240#L646true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 2065#L673true isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 891#L3425true stopRequestedAtCurrentFloor_#t~ret88 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~24 := stopRequestedAtCurrentFloor_#t~ret88;havoc stopRequestedAtCurrentFloor_#t~ret88; 964#L2810true assume 0 != stopRequestedAtCurrentFloor_~tmp~24;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 134#L2141true stopRequestedAtCurrentFloor_#t~ret89 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~9 := stopRequestedAtCurrentFloor_#t~ret89;havoc stopRequestedAtCurrentFloor_#t~ret89; 1799#L2814true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9);stopRequestedAtCurrentFloor_~retValue_acc~25 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~25; 2558#L2827true timeShift_#t~ret104 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret104;havoc timeShift_#t~ret104; 2350#L2962true assume !(0 != timeShift_~tmp___9~2); 2117#L3053true assume !(1 == ~doorState~0); 2119#L3053-2true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret82, stopRequestedInDirection_#t~ret83, stopRequestedInDirection_#t~ret84, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~22, stopRequestedInDirection_~tmp~21, stopRequestedInDirection_~tmp___0~7, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~22;havoc stopRequestedInDirection_~tmp~21;havoc stopRequestedInDirection_~tmp___0~7;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 1220#L646-3true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 2050#L673-3true isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 883#L3425-1true stopRequestedInDirection_#t~ret82 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~7 := stopRequestedInDirection_#t~ret82;havoc stopRequestedInDirection_#t~ret82; 2507#L2693true assume 0 != stopRequestedInDirection_~tmp___0~7;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 137#L2141-1true stopRequestedInDirection_#t~ret83 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~21 := stopRequestedInDirection_#t~ret83;havoc stopRequestedInDirection_#t~ret83;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~21 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~22; 526#L2706true timeShift_#t~ret111 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret111;havoc timeShift_#t~ret111; 431#L3061true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret85, continueInDirection_~dir, continueInDirection_~tmp~22;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~22;~currentHeading~0 := continueInDirection_~dir; 524#L2750true assume !(1 == ~currentHeading~0); 1237#L2760true assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 1239#L2760-2true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 951#L2766-5true havoc __utac_acc__Specification1_spec__3_#t~ret50, __utac_acc__Specification1_spec__3_#t~ret51, __utac_acc__Specification1_spec__3_#t~ret52, __utac_acc__Specification1_spec__3_#t~ret53, __utac_acc__Specification1_spec__3_#t~ret54, __utac_acc__Specification1_spec__3_#t~ret55, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~12, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __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~12;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;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~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 140#L2141-3true __utac_acc__Specification1_spec__3_#t~ret50 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~12 := __utac_acc__Specification1_spec__3_#t~ret50;havoc __utac_acc__Specification1_spec__3_#t~ret50;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~12; 2548#L1682true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 2284#L1683true assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 930#L2150true __utac_acc__Specification1_spec__3_#t~ret51 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret51;havoc __utac_acc__Specification1_spec__3_#t~ret51; 2177#L1687true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 271#L1742true cleanup_~i~0 := 0; 2080#L188-2true [2018-12-02 06:54:45,213 INFO L796 eck$LassoCheckResult]: Loop: 2080#L188-2true assume !false; 2209#L189true cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 2034#L192true assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~13;havoc isBlocked_~retValue_acc~13;isBlocked_~retValue_acc~13 := 0;isBlocked_#res := isBlocked_~retValue_acc~13; 1192#L1968true cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 410#L196true assume 1 != cleanup_~tmp___0~0; 408#L196-1true havoc isIdle_#res;havoc isIdle_#t~ret70, isIdle_~retValue_acc~20, isIdle_~tmp~19;havoc isIdle_~retValue_acc~20;havoc isIdle_~tmp~19;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret65, anyStopRequested_#t~ret66, anyStopRequested_#t~ret67, anyStopRequested_#t~ret68, anyStopRequested_#t~ret69, anyStopRequested_~retValue_acc~19, anyStopRequested_~tmp~18, anyStopRequested_~tmp___0~5, anyStopRequested_~tmp___1~4, anyStopRequested_~tmp___2~2, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~19;havoc anyStopRequested_~tmp~18;havoc anyStopRequested_~tmp___0~5;havoc anyStopRequested_~tmp___1~4;havoc anyStopRequested_~tmp___2~2;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 1174#L646-25true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 2191#L673-25true anyStopRequested_#t~ret65 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret65;havoc anyStopRequested_#t~ret65; 1461#L2249true assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~19 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~19; 231#L2313true isIdle_#t~ret70 := anyStopRequested_#res;isIdle_~tmp~19 := isIdle_#t~ret70;havoc isIdle_#t~ret70;isIdle_~retValue_acc~20 := (if 0 == isIdle_~tmp~19 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~20; 943#L2326true cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 978#L208true assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret104, timeShift_#t~ret105, timeShift_#t~ret106, timeShift_#t~ret107, timeShift_#t~ret108, timeShift_#t~ret109, timeShift_#t~ret110, timeShift_#t~ret111, timeShift_#t~ret112, timeShift_#t~ret113, timeShift_#t~ret114, timeShift_~tmp~26, timeShift_~tmp___0~11, timeShift_~tmp___1~7, timeShift_~tmp___2~5, 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~26;havoc timeShift_~tmp___0~11;havoc timeShift_~tmp___1~7;havoc timeShift_~tmp___2~5;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~ret88, stopRequestedAtCurrentFloor_#t~ret89, stopRequestedAtCurrentFloor_#t~ret90, stopRequestedAtCurrentFloor_#t~ret91, stopRequestedAtCurrentFloor_~retValue_acc~25, stopRequestedAtCurrentFloor_~tmp~24, stopRequestedAtCurrentFloor_~tmp___0~9;havoc stopRequestedAtCurrentFloor_~retValue_acc~25;havoc stopRequestedAtCurrentFloor_~tmp~24;havoc stopRequestedAtCurrentFloor_~tmp___0~9;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 1164#L646-30true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 2174#L673-30true isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 873#L3425-3true stopRequestedAtCurrentFloor_#t~ret88 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~24 := stopRequestedAtCurrentFloor_#t~ret88;havoc stopRequestedAtCurrentFloor_#t~ret88; 957#L2810-1true assume 0 != stopRequestedAtCurrentFloor_~tmp~24;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 117#L2141-4true stopRequestedAtCurrentFloor_#t~ret89 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~9 := stopRequestedAtCurrentFloor_#t~ret89;havoc stopRequestedAtCurrentFloor_#t~ret89; 1803#L2814-1true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9);stopRequestedAtCurrentFloor_~retValue_acc~25 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~25; 2563#L2827-1true timeShift_#t~ret104 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret104;havoc timeShift_#t~ret104; 2355#L2962-1true assume !(0 != timeShift_~tmp___9~2); 2125#L3053-3true assume 1 == ~doorState~0;~doorState~0 := 0; 1953#L3053-5true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret82, stopRequestedInDirection_#t~ret83, stopRequestedInDirection_#t~ret84, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~22, stopRequestedInDirection_~tmp~21, stopRequestedInDirection_~tmp___0~7, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~22;havoc stopRequestedInDirection_~tmp~21;havoc stopRequestedInDirection_~tmp___0~7;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 1170#L646-33true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 2183#L673-33true isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 869#L3425-4true stopRequestedInDirection_#t~ret82 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~7 := stopRequestedInDirection_#t~ret82;havoc stopRequestedInDirection_#t~ret82; 2469#L2693-2true assume 0 != stopRequestedInDirection_~tmp___0~7;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 120#L2141-5true stopRequestedInDirection_#t~ret83 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~21 := stopRequestedInDirection_#t~ret83;havoc stopRequestedInDirection_#t~ret83;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~21 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~22; 535#L2706-2true timeShift_#t~ret111 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret111;havoc timeShift_#t~ret111; 423#L3061-1true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret85, continueInDirection_~dir, continueInDirection_~tmp~22;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~22;~currentHeading~0 := continueInDirection_~dir; 529#L2750-3true assume !(1 == ~currentHeading~0); 1228#L2760-9true assume !(0 == ~currentFloorID~0); 1210#L2760-11true assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 940#L2766-11true havoc __utac_acc__Specification1_spec__3_#t~ret50, __utac_acc__Specification1_spec__3_#t~ret51, __utac_acc__Specification1_spec__3_#t~ret52, __utac_acc__Specification1_spec__3_#t~ret53, __utac_acc__Specification1_spec__3_#t~ret54, __utac_acc__Specification1_spec__3_#t~ret55, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~12, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __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~12;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;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~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 124#L2141-7true __utac_acc__Specification1_spec__3_#t~ret50 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~12 := __utac_acc__Specification1_spec__3_#t~ret50;havoc __utac_acc__Specification1_spec__3_#t~ret50;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~12; 2551#L1682-1true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 2289#L1683-1true assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 921#L2150-5true __utac_acc__Specification1_spec__3_#t~ret51 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret51;havoc __utac_acc__Specification1_spec__3_#t~ret51; 2184#L1687-2true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 276#L1742-1true cleanup_~i~0 := 1 + cleanup_~i~0; 2080#L188-2true [2018-12-02 06:54:45,218 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 06:54:45,219 INFO L82 PathProgramCache]: Analyzing trace with hash 515591995, now seen corresponding path program 1 times [2018-12-02 06:54:45,220 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 06:54:45,221 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 06:54:45,251 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 06:54:45,251 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 06:54:45,251 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 06:54:45,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:54:45,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:54:45,398 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 06:54:45,399 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 06:54:45,401 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-12-02 06:54:45,401 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 06:54:45,401 INFO L82 PathProgramCache]: Analyzing trace with hash 1571662699, now seen corresponding path program 1 times [2018-12-02 06:54:45,401 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 06:54:45,401 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 06:54:45,402 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 06:54:45,402 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 06:54:45,402 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 06:54:45,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:54:45,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:54:45,423 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 06:54:45,424 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 06:54:45,424 INFO L811 eck$LassoCheckResult]: loop already infeasible [2018-12-02 06:54:45,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 06:54:45,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 06:54:45,435 INFO L87 Difference]: Start difference. First operand 2598 states. Second operand 3 states. [2018-12-02 06:54:45,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 06:54:45,615 INFO L93 Difference]: Finished difference Result 3887 states and 7271 transitions. [2018-12-02 06:54:45,616 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 06:54:45,617 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3887 states and 7271 transitions. [2018-12-02 06:54:45,637 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2508 [2018-12-02 06:54:45,653 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3887 states to 3859 states and 7238 transitions. [2018-12-02 06:54:45,654 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3859 [2018-12-02 06:54:45,657 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3859 [2018-12-02 06:54:45,657 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3859 states and 7238 transitions. [2018-12-02 06:54:45,664 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-02 06:54:45,664 INFO L705 BuchiCegarLoop]: Abstraction has 3859 states and 7238 transitions. [2018-12-02 06:54:45,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3859 states and 7238 transitions. [2018-12-02 06:54:45,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3859 to 3857. [2018-12-02 06:54:45,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3857 states. [2018-12-02 06:54:45,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3857 states to 3857 states and 7235 transitions. [2018-12-02 06:54:45,728 INFO L728 BuchiCegarLoop]: Abstraction has 3857 states and 7235 transitions. [2018-12-02 06:54:45,728 INFO L608 BuchiCegarLoop]: Abstraction has 3857 states and 7235 transitions. [2018-12-02 06:54:45,728 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-12-02 06:54:45,728 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3857 states and 7235 transitions. [2018-12-02 06:54:45,738 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2506 [2018-12-02 06:54:45,738 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-02 06:54:45,738 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-02 06:54:45,740 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] [2018-12-02 06:54:45,740 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] [2018-12-02 06:54:45,740 INFO L794 eck$LassoCheckResult]: Stem: 7202#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[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;call #t~string33.base, #t~string33.offset := #Ultimate.alloc(30);call #t~string34.base, #t~string34.offset := #Ultimate.alloc(9);call #t~string35.base, #t~string35.offset := #Ultimate.alloc(21);call #t~string36.base, #t~string36.offset := #Ultimate.alloc(30);call #t~string37.base, #t~string37.offset := #Ultimate.alloc(9);call #t~string38.base, #t~string38.offset := #Ultimate.alloc(21);call #t~string42.base, #t~string42.offset := #Ultimate.alloc(30);call #t~string43.base, #t~string43.offset := #Ultimate.alloc(9);call #t~string44.base, #t~string44.offset := #Ultimate.alloc(25);call #t~string45.base, #t~string45.offset := #Ultimate.alloc(30);call #t~string46.base, #t~string46.offset := #Ultimate.alloc(9);call #t~string47.base, #t~string47.offset := #Ultimate.alloc(25);~weight~0 := 0;~maximumWeight~0 := 100;~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;call #t~string115.base, #t~string115.offset := #Ultimate.alloc(10);call #t~string117.base, #t~string117.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string117.base, #t~string117.offset, 1);call write~init~int(95, #t~string117.base, 1 + #t~string117.offset, 1);call write~init~int(93, #t~string117.base, 2 + #t~string117.offset, 1);call write~init~int(0, #t~string117.base, 3 + #t~string117.offset, 1);call #t~string119.base, #t~string119.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string119.base, #t~string119.offset, 1);call write~init~int(93, #t~string119.base, 1 + #t~string119.offset, 1);call write~init~int(32, #t~string119.base, 2 + #t~string119.offset, 1);call write~init~int(0, #t~string119.base, 3 + #t~string119.offset, 1);call #t~string121.base, #t~string121.offset := #Ultimate.alloc(5);call write~init~int(32, #t~string121.base, #t~string121.offset, 1);call write~init~int(97, #t~string121.base, 1 + #t~string121.offset, 1);call write~init~int(116, #t~string121.base, 2 + #t~string121.offset, 1);call write~init~int(32, #t~string121.base, 3 + #t~string121.offset, 1);call write~init~int(0, #t~string121.base, 4 + #t~string121.offset, 1);call #t~string123.base, #t~string123.offset := #Ultimate.alloc(3);call write~init~int(37, #t~string123.base, #t~string123.offset, 1);call write~init~int(105, #t~string123.base, 1 + #t~string123.offset, 1);call write~init~int(0, #t~string123.base, 2 + #t~string123.offset, 1);call #t~string125.base, #t~string125.offset := #Ultimate.alloc(10);call #t~string127.base, #t~string127.offset := #Ultimate.alloc(3);call write~init~int(117, #t~string127.base, #t~string127.offset, 1);call write~init~int(112, #t~string127.base, 1 + #t~string127.offset, 1);call write~init~int(0, #t~string127.base, 2 + #t~string127.offset, 1);call #t~string129.base, #t~string129.offset := #Ultimate.alloc(5);call write~init~int(100, #t~string129.base, #t~string129.offset, 1);call write~init~int(111, #t~string129.base, 1 + #t~string129.offset, 1);call write~init~int(119, #t~string129.base, 2 + #t~string129.offset, 1);call write~init~int(110, #t~string129.base, 3 + #t~string129.offset, 1);call write~init~int(0, #t~string129.base, 4 + #t~string129.offset, 1);call #t~string131.base, #t~string131.offset := #Ultimate.alloc(7);call write~init~int(32, #t~string131.base, #t~string131.offset, 1);call write~init~int(73, #t~string131.base, 1 + #t~string131.offset, 1);call write~init~int(76, #t~string131.base, 2 + #t~string131.offset, 1);call write~init~int(95, #t~string131.base, 3 + #t~string131.offset, 1);call write~init~int(112, #t~string131.base, 4 + #t~string131.offset, 1);call write~init~int(58, #t~string131.base, 5 + #t~string131.offset, 1);call write~init~int(0, #t~string131.base, 6 + #t~string131.offset, 1);call #t~string133.base, #t~string133.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string133.base, #t~string133.offset, 1);call write~init~int(37, #t~string133.base, 1 + #t~string133.offset, 1);call write~init~int(105, #t~string133.base, 2 + #t~string133.offset, 1);call write~init~int(0, #t~string133.base, 3 + #t~string133.offset, 1);call #t~string135.base, #t~string135.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string135.base, #t~string135.offset, 1);call write~init~int(37, #t~string135.base, 1 + #t~string135.offset, 1);call write~init~int(105, #t~string135.base, 2 + #t~string135.offset, 1);call write~init~int(0, #t~string135.base, 3 + #t~string135.offset, 1);call #t~string137.base, #t~string137.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string137.base, #t~string137.offset, 1);call write~init~int(37, #t~string137.base, 1 + #t~string137.offset, 1);call write~init~int(105, #t~string137.base, 2 + #t~string137.offset, 1);call write~init~int(0, #t~string137.base, 3 + #t~string137.offset, 1);call #t~string139.base, #t~string139.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string139.base, #t~string139.offset, 1);call write~init~int(37, #t~string139.base, 1 + #t~string139.offset, 1);call write~init~int(105, #t~string139.base, 2 + #t~string139.offset, 1);call write~init~int(0, #t~string139.base, 3 + #t~string139.offset, 1);call #t~string141.base, #t~string141.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string141.base, #t~string141.offset, 1);call write~init~int(37, #t~string141.base, 1 + #t~string141.offset, 1);call write~init~int(105, #t~string141.base, 2 + #t~string141.offset, 1);call write~init~int(0, #t~string141.base, 3 + #t~string141.offset, 1);call #t~string143.base, #t~string143.offset := #Ultimate.alloc(6);call write~init~int(32, #t~string143.base, #t~string143.offset, 1);call write~init~int(70, #t~string143.base, 1 + #t~string143.offset, 1);call write~init~int(95, #t~string143.base, 2 + #t~string143.offset, 1);call write~init~int(112, #t~string143.base, 3 + #t~string143.offset, 1);call write~init~int(58, #t~string143.base, 4 + #t~string143.offset, 1);call write~init~int(0, #t~string143.base, 5 + #t~string143.offset, 1);call #t~string146.base, #t~string146.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string146.base, #t~string146.offset, 1);call write~init~int(37, #t~string146.base, 1 + #t~string146.offset, 1);call write~init~int(105, #t~string146.base, 2 + #t~string146.offset, 1);call write~init~int(0, #t~string146.base, 3 + #t~string146.offset, 1);call #t~string149.base, #t~string149.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string149.base, #t~string149.offset, 1);call write~init~int(37, #t~string149.base, 1 + #t~string149.offset, 1);call write~init~int(105, #t~string149.base, 2 + #t~string149.offset, 1);call write~init~int(0, #t~string149.base, 3 + #t~string149.offset, 1);call #t~string152.base, #t~string152.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string152.base, #t~string152.offset, 1);call write~init~int(37, #t~string152.base, 1 + #t~string152.offset, 1);call write~init~int(105, #t~string152.base, 2 + #t~string152.offset, 1);call write~init~int(0, #t~string152.base, 3 + #t~string152.offset, 1);call #t~string155.base, #t~string155.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string155.base, #t~string155.offset, 1);call write~init~int(37, #t~string155.base, 1 + #t~string155.offset, 1);call write~init~int(105, #t~string155.base, 2 + #t~string155.offset, 1);call write~init~int(0, #t~string155.base, 3 + #t~string155.offset, 1);call #t~string158.base, #t~string158.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string158.base, #t~string158.offset, 1);call write~init~int(37, #t~string158.base, 1 + #t~string158.offset, 1);call write~init~int(105, #t~string158.base, 2 + #t~string158.offset, 1);call write~init~int(0, #t~string158.base, 3 + #t~string158.offset, 1);call #t~string160.base, #t~string160.offset := #Ultimate.alloc(2);call write~init~int(10, #t~string160.base, #t~string160.offset, 1);call write~init~int(0, #t~string160.base, 1 + #t~string160.offset, 1); 7203#L-1 havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~1, main_~tmp~8;havoc main_~retValue_acc~1;havoc main_~tmp~8; 8122#L425 havoc valid_product_#res;havoc valid_product_~retValue_acc~3;havoc valid_product_~retValue_acc~3;valid_product_~retValue_acc~3 := 1;valid_product_#res := valid_product_~retValue_acc~3; 7477#L433 main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 7478#L389 assume 0 != main_~tmp~8; 7481#L358 ~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; 8333#L1637 havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~5;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~5; 8631#L483 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~5 := 4;getOrigin_#res := getOrigin_~retValue_acc~5; 6875#L508 bigMacCall_#t~ret6 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret6;havoc bigMacCall_#t~ret6;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 6876#L922 assume 0 == initPersonOnFloor_~floor; 8645#L923 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 6784#L1030-1 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; 7281#L1644 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 6505#L1656-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 6518#L726-2 havoc angelinaCall_#t~ret3, angelinaCall_~tmp~2;havoc angelinaCall_~tmp~2;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~5;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~5; 7209#L483-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~5 := 4;getOrigin_#res := getOrigin_~retValue_acc~5; 6880#L508-1 angelinaCall_#t~ret3 := getOrigin_#res;angelinaCall_~tmp~2 := angelinaCall_#t~ret3;havoc angelinaCall_#t~ret3;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~2;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 6881#L922-1 assume 0 == initPersonOnFloor_~floor; 8639#L923-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 6665#L1030-3 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; 7263#L1644-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 6526#L1656-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 6816#L726-5 havoc cleanup_#t~ret7, cleanup_#t~ret8, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret104, timeShift_#t~ret105, timeShift_#t~ret106, timeShift_#t~ret107, timeShift_#t~ret108, timeShift_#t~ret109, timeShift_#t~ret110, timeShift_#t~ret111, timeShift_#t~ret112, timeShift_#t~ret113, timeShift_#t~ret114, timeShift_~tmp~26, timeShift_~tmp___0~11, timeShift_~tmp___1~7, timeShift_~tmp___2~5, 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~26;havoc timeShift_~tmp___0~11;havoc timeShift_~tmp___1~7;havoc timeShift_~tmp___2~5;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~ret88, stopRequestedAtCurrentFloor_#t~ret89, stopRequestedAtCurrentFloor_#t~ret90, stopRequestedAtCurrentFloor_#t~ret91, stopRequestedAtCurrentFloor_~retValue_acc~25, stopRequestedAtCurrentFloor_~tmp~24, stopRequestedAtCurrentFloor_~tmp___0~9;havoc stopRequestedAtCurrentFloor_~retValue_acc~25;havoc stopRequestedAtCurrentFloor_~tmp~24;havoc stopRequestedAtCurrentFloor_~tmp___0~9;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 7214#L646 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 7399#L673 isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 7903#L3425 stopRequestedAtCurrentFloor_#t~ret88 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~24 := stopRequestedAtCurrentFloor_#t~ret88;havoc stopRequestedAtCurrentFloor_#t~ret88; 7904#L2810 assume 0 != stopRequestedAtCurrentFloor_~tmp~24;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 6769#L2141 stopRequestedAtCurrentFloor_#t~ret89 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~9 := stopRequestedAtCurrentFloor_#t~ret89;havoc stopRequestedAtCurrentFloor_#t~ret89; 6770#L2814 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9);stopRequestedAtCurrentFloor_~retValue_acc~25 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~25; 7128#L2827 timeShift_#t~ret104 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret104;havoc timeShift_#t~ret104; 9022#L2962 assume !(0 != timeShift_~tmp___9~2); 8892#L3053 assume !(1 == ~doorState~0); 8893#L3053-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret82, stopRequestedInDirection_#t~ret83, stopRequestedInDirection_#t~ret84, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~22, stopRequestedInDirection_~tmp~21, stopRequestedInDirection_~tmp___0~7, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~22;havoc stopRequestedInDirection_~tmp~21;havoc stopRequestedInDirection_~tmp___0~7;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 8145#L646-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 7418#L673-3 isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 7890#L3425-1 stopRequestedInDirection_#t~ret82 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~7 := stopRequestedInDirection_#t~ret82;havoc stopRequestedInDirection_#t~ret82; 7891#L2693 assume 0 != stopRequestedInDirection_~tmp___0~7;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 6775#L2141-1 stopRequestedInDirection_#t~ret83 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~21 := stopRequestedInDirection_#t~ret83;havoc stopRequestedInDirection_#t~ret83;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~21 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~22; 6776#L2706 timeShift_#t~ret111 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret111;havoc timeShift_#t~ret111; 7197#L3061 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret85, continueInDirection_~dir, continueInDirection_~tmp~22;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~22;~currentHeading~0 := continueInDirection_~dir; 7199#L2750 assume !(1 == ~currentHeading~0); 7295#L2760 assume !(0 == ~currentFloorID~0); 6894#L2760-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 7964#L2766-5 havoc __utac_acc__Specification1_spec__3_#t~ret50, __utac_acc__Specification1_spec__3_#t~ret51, __utac_acc__Specification1_spec__3_#t~ret52, __utac_acc__Specification1_spec__3_#t~ret53, __utac_acc__Specification1_spec__3_#t~ret54, __utac_acc__Specification1_spec__3_#t~ret55, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~12, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __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~12;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;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~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 6781#L2141-3 __utac_acc__Specification1_spec__3_#t~ret50 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~12 := __utac_acc__Specification1_spec__3_#t~ret50;havoc __utac_acc__Specification1_spec__3_#t~ret50;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~12; 6782#L1682 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 8986#L1683 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 7946#L2150 __utac_acc__Specification1_spec__3_#t~ret51 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret51;havoc __utac_acc__Specification1_spec__3_#t~ret51; 7947#L1687 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 6683#L1742 cleanup_~i~0 := 0; 6982#L188-2 [2018-12-02 06:54:45,741 INFO L796 eck$LassoCheckResult]: Loop: 6982#L188-2 assume !false; 8859#L189 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 8826#L192 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~13;havoc isBlocked_~retValue_acc~13;isBlocked_~retValue_acc~13 := 0;isBlocked_#res := isBlocked_~retValue_acc~13; 8138#L1968 cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 7168#L196 assume 1 != cleanup_~tmp___0~0; 7165#L196-1 havoc isIdle_#res;havoc isIdle_#t~ret70, isIdle_~retValue_acc~20, isIdle_~tmp~19;havoc isIdle_~retValue_acc~20;havoc isIdle_~tmp~19;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret65, anyStopRequested_#t~ret66, anyStopRequested_#t~ret67, anyStopRequested_#t~ret68, anyStopRequested_#t~ret69, anyStopRequested_~retValue_acc~19, anyStopRequested_~tmp~18, anyStopRequested_~tmp___0~5, anyStopRequested_~tmp___1~4, anyStopRequested_~tmp___2~2, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~19;havoc anyStopRequested_~tmp~18;havoc anyStopRequested_~tmp___0~5;havoc anyStopRequested_~tmp___1~4;havoc anyStopRequested_~tmp___2~2;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 7166#L646-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 7726#L673-25 anyStopRequested_#t~ret65 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret65;havoc anyStopRequested_#t~ret65; 8473#L2249 assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~19 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~19; 6921#L2313 isIdle_#t~ret70 := anyStopRequested_#res;isIdle_~tmp~19 := isIdle_#t~ret70;havoc isIdle_#t~ret70;isIdle_~retValue_acc~20 := (if 0 == isIdle_~tmp~19 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~20; 6922#L2326 cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 7957#L208 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret104, timeShift_#t~ret105, timeShift_#t~ret106, timeShift_#t~ret107, timeShift_#t~ret108, timeShift_#t~ret109, timeShift_#t~ret110, timeShift_#t~ret111, timeShift_#t~ret112, timeShift_#t~ret113, timeShift_#t~ret114, timeShift_~tmp~26, timeShift_~tmp___0~11, timeShift_~tmp___1~7, timeShift_~tmp___2~5, 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~26;havoc timeShift_~tmp___0~11;havoc timeShift_~tmp___1~7;havoc timeShift_~tmp___2~5;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~ret88, stopRequestedAtCurrentFloor_#t~ret89, stopRequestedAtCurrentFloor_#t~ret90, stopRequestedAtCurrentFloor_#t~ret91, stopRequestedAtCurrentFloor_~retValue_acc~25, stopRequestedAtCurrentFloor_~tmp~24, stopRequestedAtCurrentFloor_~tmp___0~9;havoc stopRequestedAtCurrentFloor_~retValue_acc~25;havoc stopRequestedAtCurrentFloor_~tmp~24;havoc stopRequestedAtCurrentFloor_~tmp___0~9;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 8014#L646-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 7683#L673-30 isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 7878#L3425-3 stopRequestedAtCurrentFloor_#t~ret88 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~24 := stopRequestedAtCurrentFloor_#t~ret88;havoc stopRequestedAtCurrentFloor_#t~ret88; 7879#L2810-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~24;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 6733#L2141-4 stopRequestedAtCurrentFloor_#t~ret89 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~9 := stopRequestedAtCurrentFloor_#t~ret89;havoc stopRequestedAtCurrentFloor_#t~ret89; 6734#L2814-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9);stopRequestedAtCurrentFloor_~retValue_acc~25 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~25; 7106#L2827-1 timeShift_#t~ret104 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret104;havoc timeShift_#t~ret104; 9026#L2962-1 assume !(0 != timeShift_~tmp___9~2); 8899#L3053-3 assume 1 == ~doorState~0;~doorState~0 := 0; 8769#L3053-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret82, stopRequestedInDirection_#t~ret83, stopRequestedInDirection_#t~ret84, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~22, stopRequestedInDirection_~tmp~21, stopRequestedInDirection_~tmp___0~7, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~22;havoc stopRequestedInDirection_~tmp~21;havoc stopRequestedInDirection_~tmp___0~7;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 8133#L646-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 7600#L673-33 isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 7872#L3425-4 stopRequestedInDirection_#t~ret82 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~7 := stopRequestedInDirection_#t~ret82;havoc stopRequestedInDirection_#t~ret82; 7873#L2693-2 assume 0 != stopRequestedInDirection_~tmp___0~7;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 6740#L2141-5 stopRequestedInDirection_#t~ret83 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~21 := stopRequestedInDirection_#t~ret83;havoc stopRequestedInDirection_#t~ret83;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~21 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~22; 6741#L2706-2 timeShift_#t~ret111 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret111;havoc timeShift_#t~ret111; 7185#L3061-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret85, continueInDirection_~dir, continueInDirection_~tmp~22;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~22;~currentHeading~0 := continueInDirection_~dir; 7187#L2750-3 assume !(1 == ~currentHeading~0); 7299#L2760-9 assume !(0 == ~currentFloorID~0); 6843#L2760-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 7955#L2766-11 havoc __utac_acc__Specification1_spec__3_#t~ret50, __utac_acc__Specification1_spec__3_#t~ret51, __utac_acc__Specification1_spec__3_#t~ret52, __utac_acc__Specification1_spec__3_#t~ret53, __utac_acc__Specification1_spec__3_#t~ret54, __utac_acc__Specification1_spec__3_#t~ret55, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~12, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __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~12;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;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~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 6748#L2141-7 __utac_acc__Specification1_spec__3_#t~ret50 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~12 := __utac_acc__Specification1_spec__3_#t~ret50;havoc __utac_acc__Specification1_spec__3_#t~ret50;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~12; 6749#L1682-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 8989#L1683-1 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 7934#L2150-5 __utac_acc__Specification1_spec__3_#t~ret51 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret51;havoc __utac_acc__Specification1_spec__3_#t~ret51; 7935#L1687-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 6651#L1742-1 cleanup_~i~0 := 1 + cleanup_~i~0; 6982#L188-2 [2018-12-02 06:54:45,741 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 06:54:45,741 INFO L82 PathProgramCache]: Analyzing trace with hash 1195650365, now seen corresponding path program 1 times [2018-12-02 06:54:45,741 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 06:54:45,741 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 06:54:45,741 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 06:54:45,742 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 06:54:45,742 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 06:54:45,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:54:45,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:54:45,778 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 06:54:45,778 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 06:54:45,778 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-12-02 06:54:45,779 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 06:54:45,779 INFO L82 PathProgramCache]: Analyzing trace with hash 762316073, now seen corresponding path program 1 times [2018-12-02 06:54:45,779 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 06:54:45,779 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 06:54:45,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 06:54:45,779 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 06:54:45,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 06:54:45,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:54:45,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:54:45,806 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 06:54:45,807 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 06:54:45,807 INFO L811 eck$LassoCheckResult]: loop already infeasible [2018-12-02 06:54:45,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 06:54:45,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-02 06:54:45,808 INFO L87 Difference]: Start difference. First operand 3857 states and 7235 transitions. cyclomatic complexity: 3379 Second operand 5 states. [2018-12-02 06:54:46,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 06:54:46,118 INFO L93 Difference]: Finished difference Result 13918 states and 25994 transitions. [2018-12-02 06:54:46,118 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-02 06:54:46,119 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13918 states and 25994 transitions. [2018-12-02 06:54:46,178 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 12144 [2018-12-02 06:54:46,220 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13918 states to 13918 states and 25994 transitions. [2018-12-02 06:54:46,220 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13918 [2018-12-02 06:54:46,230 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13918 [2018-12-02 06:54:46,230 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13918 states and 25994 transitions. [2018-12-02 06:54:46,241 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-02 06:54:46,241 INFO L705 BuchiCegarLoop]: Abstraction has 13918 states and 25994 transitions. [2018-12-02 06:54:46,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13918 states and 25994 transitions. [2018-12-02 06:54:46,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13918 to 5000. [2018-12-02 06:54:46,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5000 states. [2018-12-02 06:54:46,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5000 states to 5000 states and 9317 transitions. [2018-12-02 06:54:46,320 INFO L728 BuchiCegarLoop]: Abstraction has 5000 states and 9317 transitions. [2018-12-02 06:54:46,320 INFO L608 BuchiCegarLoop]: Abstraction has 5000 states and 9317 transitions. [2018-12-02 06:54:46,320 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2018-12-02 06:54:46,320 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 5000 states and 9317 transitions. [2018-12-02 06:54:46,330 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3308 [2018-12-02 06:54:46,330 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-02 06:54:46,330 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-02 06:54:46,331 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] [2018-12-02 06:54:46,332 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] [2018-12-02 06:54:46,332 INFO L794 eck$LassoCheckResult]: Stem: 25007#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[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;call #t~string33.base, #t~string33.offset := #Ultimate.alloc(30);call #t~string34.base, #t~string34.offset := #Ultimate.alloc(9);call #t~string35.base, #t~string35.offset := #Ultimate.alloc(21);call #t~string36.base, #t~string36.offset := #Ultimate.alloc(30);call #t~string37.base, #t~string37.offset := #Ultimate.alloc(9);call #t~string38.base, #t~string38.offset := #Ultimate.alloc(21);call #t~string42.base, #t~string42.offset := #Ultimate.alloc(30);call #t~string43.base, #t~string43.offset := #Ultimate.alloc(9);call #t~string44.base, #t~string44.offset := #Ultimate.alloc(25);call #t~string45.base, #t~string45.offset := #Ultimate.alloc(30);call #t~string46.base, #t~string46.offset := #Ultimate.alloc(9);call #t~string47.base, #t~string47.offset := #Ultimate.alloc(25);~weight~0 := 0;~maximumWeight~0 := 100;~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;call #t~string115.base, #t~string115.offset := #Ultimate.alloc(10);call #t~string117.base, #t~string117.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string117.base, #t~string117.offset, 1);call write~init~int(95, #t~string117.base, 1 + #t~string117.offset, 1);call write~init~int(93, #t~string117.base, 2 + #t~string117.offset, 1);call write~init~int(0, #t~string117.base, 3 + #t~string117.offset, 1);call #t~string119.base, #t~string119.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string119.base, #t~string119.offset, 1);call write~init~int(93, #t~string119.base, 1 + #t~string119.offset, 1);call write~init~int(32, #t~string119.base, 2 + #t~string119.offset, 1);call write~init~int(0, #t~string119.base, 3 + #t~string119.offset, 1);call #t~string121.base, #t~string121.offset := #Ultimate.alloc(5);call write~init~int(32, #t~string121.base, #t~string121.offset, 1);call write~init~int(97, #t~string121.base, 1 + #t~string121.offset, 1);call write~init~int(116, #t~string121.base, 2 + #t~string121.offset, 1);call write~init~int(32, #t~string121.base, 3 + #t~string121.offset, 1);call write~init~int(0, #t~string121.base, 4 + #t~string121.offset, 1);call #t~string123.base, #t~string123.offset := #Ultimate.alloc(3);call write~init~int(37, #t~string123.base, #t~string123.offset, 1);call write~init~int(105, #t~string123.base, 1 + #t~string123.offset, 1);call write~init~int(0, #t~string123.base, 2 + #t~string123.offset, 1);call #t~string125.base, #t~string125.offset := #Ultimate.alloc(10);call #t~string127.base, #t~string127.offset := #Ultimate.alloc(3);call write~init~int(117, #t~string127.base, #t~string127.offset, 1);call write~init~int(112, #t~string127.base, 1 + #t~string127.offset, 1);call write~init~int(0, #t~string127.base, 2 + #t~string127.offset, 1);call #t~string129.base, #t~string129.offset := #Ultimate.alloc(5);call write~init~int(100, #t~string129.base, #t~string129.offset, 1);call write~init~int(111, #t~string129.base, 1 + #t~string129.offset, 1);call write~init~int(119, #t~string129.base, 2 + #t~string129.offset, 1);call write~init~int(110, #t~string129.base, 3 + #t~string129.offset, 1);call write~init~int(0, #t~string129.base, 4 + #t~string129.offset, 1);call #t~string131.base, #t~string131.offset := #Ultimate.alloc(7);call write~init~int(32, #t~string131.base, #t~string131.offset, 1);call write~init~int(73, #t~string131.base, 1 + #t~string131.offset, 1);call write~init~int(76, #t~string131.base, 2 + #t~string131.offset, 1);call write~init~int(95, #t~string131.base, 3 + #t~string131.offset, 1);call write~init~int(112, #t~string131.base, 4 + #t~string131.offset, 1);call write~init~int(58, #t~string131.base, 5 + #t~string131.offset, 1);call write~init~int(0, #t~string131.base, 6 + #t~string131.offset, 1);call #t~string133.base, #t~string133.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string133.base, #t~string133.offset, 1);call write~init~int(37, #t~string133.base, 1 + #t~string133.offset, 1);call write~init~int(105, #t~string133.base, 2 + #t~string133.offset, 1);call write~init~int(0, #t~string133.base, 3 + #t~string133.offset, 1);call #t~string135.base, #t~string135.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string135.base, #t~string135.offset, 1);call write~init~int(37, #t~string135.base, 1 + #t~string135.offset, 1);call write~init~int(105, #t~string135.base, 2 + #t~string135.offset, 1);call write~init~int(0, #t~string135.base, 3 + #t~string135.offset, 1);call #t~string137.base, #t~string137.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string137.base, #t~string137.offset, 1);call write~init~int(37, #t~string137.base, 1 + #t~string137.offset, 1);call write~init~int(105, #t~string137.base, 2 + #t~string137.offset, 1);call write~init~int(0, #t~string137.base, 3 + #t~string137.offset, 1);call #t~string139.base, #t~string139.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string139.base, #t~string139.offset, 1);call write~init~int(37, #t~string139.base, 1 + #t~string139.offset, 1);call write~init~int(105, #t~string139.base, 2 + #t~string139.offset, 1);call write~init~int(0, #t~string139.base, 3 + #t~string139.offset, 1);call #t~string141.base, #t~string141.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string141.base, #t~string141.offset, 1);call write~init~int(37, #t~string141.base, 1 + #t~string141.offset, 1);call write~init~int(105, #t~string141.base, 2 + #t~string141.offset, 1);call write~init~int(0, #t~string141.base, 3 + #t~string141.offset, 1);call #t~string143.base, #t~string143.offset := #Ultimate.alloc(6);call write~init~int(32, #t~string143.base, #t~string143.offset, 1);call write~init~int(70, #t~string143.base, 1 + #t~string143.offset, 1);call write~init~int(95, #t~string143.base, 2 + #t~string143.offset, 1);call write~init~int(112, #t~string143.base, 3 + #t~string143.offset, 1);call write~init~int(58, #t~string143.base, 4 + #t~string143.offset, 1);call write~init~int(0, #t~string143.base, 5 + #t~string143.offset, 1);call #t~string146.base, #t~string146.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string146.base, #t~string146.offset, 1);call write~init~int(37, #t~string146.base, 1 + #t~string146.offset, 1);call write~init~int(105, #t~string146.base, 2 + #t~string146.offset, 1);call write~init~int(0, #t~string146.base, 3 + #t~string146.offset, 1);call #t~string149.base, #t~string149.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string149.base, #t~string149.offset, 1);call write~init~int(37, #t~string149.base, 1 + #t~string149.offset, 1);call write~init~int(105, #t~string149.base, 2 + #t~string149.offset, 1);call write~init~int(0, #t~string149.base, 3 + #t~string149.offset, 1);call #t~string152.base, #t~string152.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string152.base, #t~string152.offset, 1);call write~init~int(37, #t~string152.base, 1 + #t~string152.offset, 1);call write~init~int(105, #t~string152.base, 2 + #t~string152.offset, 1);call write~init~int(0, #t~string152.base, 3 + #t~string152.offset, 1);call #t~string155.base, #t~string155.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string155.base, #t~string155.offset, 1);call write~init~int(37, #t~string155.base, 1 + #t~string155.offset, 1);call write~init~int(105, #t~string155.base, 2 + #t~string155.offset, 1);call write~init~int(0, #t~string155.base, 3 + #t~string155.offset, 1);call #t~string158.base, #t~string158.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string158.base, #t~string158.offset, 1);call write~init~int(37, #t~string158.base, 1 + #t~string158.offset, 1);call write~init~int(105, #t~string158.base, 2 + #t~string158.offset, 1);call write~init~int(0, #t~string158.base, 3 + #t~string158.offset, 1);call #t~string160.base, #t~string160.offset := #Ultimate.alloc(2);call write~init~int(10, #t~string160.base, #t~string160.offset, 1);call write~init~int(0, #t~string160.base, 1 + #t~string160.offset, 1); 25008#L-1 havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~1, main_~tmp~8;havoc main_~retValue_acc~1;havoc main_~tmp~8; 25937#L425 havoc valid_product_#res;havoc valid_product_~retValue_acc~3;havoc valid_product_~retValue_acc~3;valid_product_~retValue_acc~3 := 1;valid_product_#res := valid_product_~retValue_acc~3; 25284#L433 main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 25285#L389 assume 0 != main_~tmp~8; 25288#L358 ~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; 26167#L1637 havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~5;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~5; 26466#L483 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~5 := 4;getOrigin_#res := getOrigin_~retValue_acc~5; 24674#L508 bigMacCall_#t~ret6 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret6;havoc bigMacCall_#t~ret6;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 24675#L922 assume 0 == initPersonOnFloor_~floor; 26481#L923 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 24580#L1030-1 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; 25087#L1644 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 24299#L1656-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 24312#L726-2 havoc angelinaCall_#t~ret3, angelinaCall_~tmp~2;havoc angelinaCall_~tmp~2;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~5;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~5; 25014#L483-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~5 := 4;getOrigin_#res := getOrigin_~retValue_acc~5; 24679#L508-1 angelinaCall_#t~ret3 := getOrigin_#res;angelinaCall_~tmp~2 := angelinaCall_#t~ret3;havoc angelinaCall_#t~ret3;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~2;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 24680#L922-1 assume 0 == initPersonOnFloor_~floor; 26475#L923-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 24461#L1030-3 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; 25069#L1644-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 24320#L1656-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 24612#L726-5 havoc cleanup_#t~ret7, cleanup_#t~ret8, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret104, timeShift_#t~ret105, timeShift_#t~ret106, timeShift_#t~ret107, timeShift_#t~ret108, timeShift_#t~ret109, timeShift_#t~ret110, timeShift_#t~ret111, timeShift_#t~ret112, timeShift_#t~ret113, timeShift_#t~ret114, timeShift_~tmp~26, timeShift_~tmp___0~11, timeShift_~tmp___1~7, timeShift_~tmp___2~5, 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~26;havoc timeShift_~tmp___0~11;havoc timeShift_~tmp___1~7;havoc timeShift_~tmp___2~5;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~ret88, stopRequestedAtCurrentFloor_#t~ret89, stopRequestedAtCurrentFloor_#t~ret90, stopRequestedAtCurrentFloor_#t~ret91, stopRequestedAtCurrentFloor_~retValue_acc~25, stopRequestedAtCurrentFloor_~tmp~24, stopRequestedAtCurrentFloor_~tmp___0~9;havoc stopRequestedAtCurrentFloor_~retValue_acc~25;havoc stopRequestedAtCurrentFloor_~tmp~24;havoc stopRequestedAtCurrentFloor_~tmp___0~9;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 25019#L646 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 25206#L673 isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 25714#L3425 stopRequestedAtCurrentFloor_#t~ret88 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~24 := stopRequestedAtCurrentFloor_#t~ret88;havoc stopRequestedAtCurrentFloor_#t~ret88; 25715#L2810 assume 0 != stopRequestedAtCurrentFloor_~tmp~24;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 24565#L2141 stopRequestedAtCurrentFloor_#t~ret89 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~9 := stopRequestedAtCurrentFloor_#t~ret89;havoc stopRequestedAtCurrentFloor_#t~ret89; 24566#L2814 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9);stopRequestedAtCurrentFloor_~retValue_acc~25 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~25; 24933#L2827 timeShift_#t~ret104 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret104;havoc timeShift_#t~ret104; 26911#L2962 assume !(0 != timeShift_~tmp___9~2); 26751#L3053 assume !(1 == ~doorState~0); 26753#L3053-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret82, stopRequestedInDirection_#t~ret83, stopRequestedInDirection_#t~ret84, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~22, stopRequestedInDirection_~tmp~21, stopRequestedInDirection_~tmp___0~7, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~22;havoc stopRequestedInDirection_~tmp~21;havoc stopRequestedInDirection_~tmp___0~7;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 25970#L646-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 25225#L673-3 isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 25701#L3425-1 stopRequestedInDirection_#t~ret82 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~7 := stopRequestedInDirection_#t~ret82;havoc stopRequestedInDirection_#t~ret82; 25702#L2693 assume 0 != stopRequestedInDirection_~tmp___0~7;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 27478#L2141-1 stopRequestedInDirection_#t~ret83 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~21 := stopRequestedInDirection_#t~ret83;havoc stopRequestedInDirection_#t~ret83;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~21 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~22; 27477#L2706 timeShift_#t~ret111 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret111;havoc timeShift_#t~ret111; 27476#L3061 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret85, continueInDirection_~dir, continueInDirection_~tmp~22;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~22;~currentHeading~0 := continueInDirection_~dir; 27475#L2750 assume !(1 == ~currentHeading~0); 25975#L2760 assume !(0 == ~currentFloorID~0); 24693#L2760-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 25778#L2766-5 havoc __utac_acc__Specification1_spec__3_#t~ret50, __utac_acc__Specification1_spec__3_#t~ret51, __utac_acc__Specification1_spec__3_#t~ret52, __utac_acc__Specification1_spec__3_#t~ret53, __utac_acc__Specification1_spec__3_#t~ret54, __utac_acc__Specification1_spec__3_#t~ret55, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~12, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __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~12;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;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~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 25779#L2141-3 __utac_acc__Specification1_spec__3_#t~ret50 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~12 := __utac_acc__Specification1_spec__3_#t~ret50;havoc __utac_acc__Specification1_spec__3_#t~ret50;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~12; 26987#L1682 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 26988#L1683 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 25758#L2150 __utac_acc__Specification1_spec__3_#t~ret51 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret51;havoc __utac_acc__Specification1_spec__3_#t~ret51; 25759#L1687 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 28264#L1742 cleanup_~i~0 := 0; 28263#L188-2 [2018-12-02 06:54:46,332 INFO L796 eck$LassoCheckResult]: Loop: 28263#L188-2 assume !false; 28262#L189 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 28261#L192 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~13;havoc isBlocked_~retValue_acc~13;isBlocked_~retValue_acc~13 := 0;isBlocked_#res := isBlocked_~retValue_acc~13; 28260#L1968 cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 28259#L196 assume 1 != cleanup_~tmp___0~0; 28258#L196-1 havoc isIdle_#res;havoc isIdle_#t~ret70, isIdle_~retValue_acc~20, isIdle_~tmp~19;havoc isIdle_~retValue_acc~20;havoc isIdle_~tmp~19;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret65, anyStopRequested_#t~ret66, anyStopRequested_#t~ret67, anyStopRequested_#t~ret68, anyStopRequested_#t~ret69, anyStopRequested_~retValue_acc~19, anyStopRequested_~tmp~18, anyStopRequested_~tmp___0~5, anyStopRequested_~tmp___1~4, anyStopRequested_~tmp___2~2, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~19;havoc anyStopRequested_~tmp~18;havoc anyStopRequested_~tmp___0~5;havoc anyStopRequested_~tmp___1~4;havoc anyStopRequested_~tmp___2~2;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 28253#L646-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 28247#L673-25 anyStopRequested_#t~ret65 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret65;havoc anyStopRequested_#t~ret65; 28231#L2249 assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~19 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~19; 28222#L2313 isIdle_#t~ret70 := anyStopRequested_#res;isIdle_~tmp~19 := isIdle_#t~ret70;havoc isIdle_#t~ret70;isIdle_~retValue_acc~20 := (if 0 == isIdle_~tmp~19 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~20; 28221#L2326 cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 28220#L208 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret104, timeShift_#t~ret105, timeShift_#t~ret106, timeShift_#t~ret107, timeShift_#t~ret108, timeShift_#t~ret109, timeShift_#t~ret110, timeShift_#t~ret111, timeShift_#t~ret112, timeShift_#t~ret113, timeShift_#t~ret114, timeShift_~tmp~26, timeShift_~tmp___0~11, timeShift_~tmp___1~7, timeShift_~tmp___2~5, 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~26;havoc timeShift_~tmp___0~11;havoc timeShift_~tmp___1~7;havoc timeShift_~tmp___2~5;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~ret88, stopRequestedAtCurrentFloor_#t~ret89, stopRequestedAtCurrentFloor_#t~ret90, stopRequestedAtCurrentFloor_#t~ret91, stopRequestedAtCurrentFloor_~retValue_acc~25, stopRequestedAtCurrentFloor_~tmp~24, stopRequestedAtCurrentFloor_~tmp___0~9;havoc stopRequestedAtCurrentFloor_~retValue_acc~25;havoc stopRequestedAtCurrentFloor_~tmp~24;havoc stopRequestedAtCurrentFloor_~tmp___0~9;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 28215#L646-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 28214#L673-30 isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 28213#L3425-3 stopRequestedAtCurrentFloor_#t~ret88 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~24 := stopRequestedAtCurrentFloor_#t~ret88;havoc stopRequestedAtCurrentFloor_#t~ret88; 28211#L2810-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~24;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 28212#L2141-4 stopRequestedAtCurrentFloor_#t~ret89 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~9 := stopRequestedAtCurrentFloor_#t~ret89;havoc stopRequestedAtCurrentFloor_#t~ret89; 28189#L2814-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9);stopRequestedAtCurrentFloor_~retValue_acc~25 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~25; 28186#L2827-1 timeShift_#t~ret104 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret104;havoc timeShift_#t~ret104; 28185#L2962-1 assume !(0 != timeShift_~tmp___9~2); 28184#L3053-3 assume !(1 == ~doorState~0); 28183#L3053-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret82, stopRequestedInDirection_#t~ret83, stopRequestedInDirection_#t~ret84, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~22, stopRequestedInDirection_~tmp~21, stopRequestedInDirection_~tmp___0~7, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~22;havoc stopRequestedInDirection_~tmp~21;havoc stopRequestedInDirection_~tmp___0~7;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 27961#L646-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 27957#L673-33 isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 27955#L3425-4 stopRequestedInDirection_#t~ret82 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~7 := stopRequestedInDirection_#t~ret82;havoc stopRequestedInDirection_#t~ret82; 27909#L2693-2 assume 0 != stopRequestedInDirection_~tmp___0~7;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 27769#L2141-5 stopRequestedInDirection_#t~ret83 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~21 := stopRequestedInDirection_#t~ret83;havoc stopRequestedInDirection_#t~ret83;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~21 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~22; 27762#L2706-2 timeShift_#t~ret111 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret111;havoc timeShift_#t~ret111; 27756#L3061-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret85, continueInDirection_~dir, continueInDirection_~tmp~22;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~22;~currentHeading~0 := continueInDirection_~dir; 27748#L2750-3 assume !(1 == ~currentHeading~0); 27740#L2760-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 27732#L2760-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 25957#L2766-11 havoc __utac_acc__Specification1_spec__3_#t~ret50, __utac_acc__Specification1_spec__3_#t~ret51, __utac_acc__Specification1_spec__3_#t~ret52, __utac_acc__Specification1_spec__3_#t~ret53, __utac_acc__Specification1_spec__3_#t~ret54, __utac_acc__Specification1_spec__3_#t~ret55, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~12, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __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~12;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;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~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 28417#L2141-7 __utac_acc__Specification1_spec__3_#t~ret50 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~12 := __utac_acc__Specification1_spec__3_#t~ret50;havoc __utac_acc__Specification1_spec__3_#t~ret50;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~12; 28413#L1682-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 28409#L1683-1 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 25745#L2150-5 __utac_acc__Specification1_spec__3_#t~ret51 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret51;havoc __utac_acc__Specification1_spec__3_#t~ret51; 25746#L1687-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 28265#L1742-1 cleanup_~i~0 := 1 + cleanup_~i~0; 28263#L188-2 [2018-12-02 06:54:46,332 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 06:54:46,332 INFO L82 PathProgramCache]: Analyzing trace with hash 1195650365, now seen corresponding path program 2 times [2018-12-02 06:54:46,332 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 06:54:46,332 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 06:54:46,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 06:54:46,333 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 06:54:46,333 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 06:54:46,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:54:46,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:54:46,357 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 06:54:46,357 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 06:54:46,357 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-12-02 06:54:46,357 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 06:54:46,357 INFO L82 PathProgramCache]: Analyzing trace with hash -1606686039, now seen corresponding path program 1 times [2018-12-02 06:54:46,358 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 06:54:46,358 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 06:54:46,358 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 06:54:46,358 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-02 06:54:46,358 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 06:54:46,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:54:46,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:54:46,397 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 06:54:46,397 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 06:54:46,398 INFO L811 eck$LassoCheckResult]: loop already infeasible [2018-12-02 06:54:46,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 06:54:46,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-02 06:54:46,398 INFO L87 Difference]: Start difference. First operand 5000 states and 9317 transitions. cyclomatic complexity: 4318 Second operand 7 states. [2018-12-02 06:54:48,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 06:54:48,467 INFO L93 Difference]: Finished difference Result 38614 states and 71445 transitions. [2018-12-02 06:54:48,467 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-02 06:54:48,468 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38614 states and 71445 transitions. [2018-12-02 06:54:48,569 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 22614 [2018-12-02 06:54:48,662 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38614 states to 38614 states and 71445 transitions. [2018-12-02 06:54:48,662 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 38614 [2018-12-02 06:54:48,680 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38614 [2018-12-02 06:54:48,680 INFO L73 IsDeterministic]: Start isDeterministic. Operand 38614 states and 71445 transitions. [2018-12-02 06:54:48,711 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-02 06:54:48,711 INFO L705 BuchiCegarLoop]: Abstraction has 38614 states and 71445 transitions. [2018-12-02 06:54:48,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38614 states and 71445 transitions. [2018-12-02 06:54:48,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38614 to 14010. [2018-12-02 06:54:48,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14010 states. [2018-12-02 06:54:48,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14010 states to 14010 states and 25979 transitions. [2018-12-02 06:54:48,970 INFO L728 BuchiCegarLoop]: Abstraction has 14010 states and 25979 transitions. [2018-12-02 06:54:48,970 INFO L608 BuchiCegarLoop]: Abstraction has 14010 states and 25979 transitions. [2018-12-02 06:54:48,970 INFO L442 BuchiCegarLoop]: ======== Iteration 4============ [2018-12-02 06:54:48,970 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14010 states and 25979 transitions. [2018-12-02 06:54:48,995 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9394 [2018-12-02 06:54:48,995 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-12-02 06:54:48,995 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-12-02 06:54:48,997 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] [2018-12-02 06:54:48,997 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] [2018-12-02 06:54:48,997 INFO L794 eck$LassoCheckResult]: Stem: 68685#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[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;call #t~string33.base, #t~string33.offset := #Ultimate.alloc(30);call #t~string34.base, #t~string34.offset := #Ultimate.alloc(9);call #t~string35.base, #t~string35.offset := #Ultimate.alloc(21);call #t~string36.base, #t~string36.offset := #Ultimate.alloc(30);call #t~string37.base, #t~string37.offset := #Ultimate.alloc(9);call #t~string38.base, #t~string38.offset := #Ultimate.alloc(21);call #t~string42.base, #t~string42.offset := #Ultimate.alloc(30);call #t~string43.base, #t~string43.offset := #Ultimate.alloc(9);call #t~string44.base, #t~string44.offset := #Ultimate.alloc(25);call #t~string45.base, #t~string45.offset := #Ultimate.alloc(30);call #t~string46.base, #t~string46.offset := #Ultimate.alloc(9);call #t~string47.base, #t~string47.offset := #Ultimate.alloc(25);~weight~0 := 0;~maximumWeight~0 := 100;~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;call #t~string115.base, #t~string115.offset := #Ultimate.alloc(10);call #t~string117.base, #t~string117.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string117.base, #t~string117.offset, 1);call write~init~int(95, #t~string117.base, 1 + #t~string117.offset, 1);call write~init~int(93, #t~string117.base, 2 + #t~string117.offset, 1);call write~init~int(0, #t~string117.base, 3 + #t~string117.offset, 1);call #t~string119.base, #t~string119.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string119.base, #t~string119.offset, 1);call write~init~int(93, #t~string119.base, 1 + #t~string119.offset, 1);call write~init~int(32, #t~string119.base, 2 + #t~string119.offset, 1);call write~init~int(0, #t~string119.base, 3 + #t~string119.offset, 1);call #t~string121.base, #t~string121.offset := #Ultimate.alloc(5);call write~init~int(32, #t~string121.base, #t~string121.offset, 1);call write~init~int(97, #t~string121.base, 1 + #t~string121.offset, 1);call write~init~int(116, #t~string121.base, 2 + #t~string121.offset, 1);call write~init~int(32, #t~string121.base, 3 + #t~string121.offset, 1);call write~init~int(0, #t~string121.base, 4 + #t~string121.offset, 1);call #t~string123.base, #t~string123.offset := #Ultimate.alloc(3);call write~init~int(37, #t~string123.base, #t~string123.offset, 1);call write~init~int(105, #t~string123.base, 1 + #t~string123.offset, 1);call write~init~int(0, #t~string123.base, 2 + #t~string123.offset, 1);call #t~string125.base, #t~string125.offset := #Ultimate.alloc(10);call #t~string127.base, #t~string127.offset := #Ultimate.alloc(3);call write~init~int(117, #t~string127.base, #t~string127.offset, 1);call write~init~int(112, #t~string127.base, 1 + #t~string127.offset, 1);call write~init~int(0, #t~string127.base, 2 + #t~string127.offset, 1);call #t~string129.base, #t~string129.offset := #Ultimate.alloc(5);call write~init~int(100, #t~string129.base, #t~string129.offset, 1);call write~init~int(111, #t~string129.base, 1 + #t~string129.offset, 1);call write~init~int(119, #t~string129.base, 2 + #t~string129.offset, 1);call write~init~int(110, #t~string129.base, 3 + #t~string129.offset, 1);call write~init~int(0, #t~string129.base, 4 + #t~string129.offset, 1);call #t~string131.base, #t~string131.offset := #Ultimate.alloc(7);call write~init~int(32, #t~string131.base, #t~string131.offset, 1);call write~init~int(73, #t~string131.base, 1 + #t~string131.offset, 1);call write~init~int(76, #t~string131.base, 2 + #t~string131.offset, 1);call write~init~int(95, #t~string131.base, 3 + #t~string131.offset, 1);call write~init~int(112, #t~string131.base, 4 + #t~string131.offset, 1);call write~init~int(58, #t~string131.base, 5 + #t~string131.offset, 1);call write~init~int(0, #t~string131.base, 6 + #t~string131.offset, 1);call #t~string133.base, #t~string133.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string133.base, #t~string133.offset, 1);call write~init~int(37, #t~string133.base, 1 + #t~string133.offset, 1);call write~init~int(105, #t~string133.base, 2 + #t~string133.offset, 1);call write~init~int(0, #t~string133.base, 3 + #t~string133.offset, 1);call #t~string135.base, #t~string135.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string135.base, #t~string135.offset, 1);call write~init~int(37, #t~string135.base, 1 + #t~string135.offset, 1);call write~init~int(105, #t~string135.base, 2 + #t~string135.offset, 1);call write~init~int(0, #t~string135.base, 3 + #t~string135.offset, 1);call #t~string137.base, #t~string137.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string137.base, #t~string137.offset, 1);call write~init~int(37, #t~string137.base, 1 + #t~string137.offset, 1);call write~init~int(105, #t~string137.base, 2 + #t~string137.offset, 1);call write~init~int(0, #t~string137.base, 3 + #t~string137.offset, 1);call #t~string139.base, #t~string139.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string139.base, #t~string139.offset, 1);call write~init~int(37, #t~string139.base, 1 + #t~string139.offset, 1);call write~init~int(105, #t~string139.base, 2 + #t~string139.offset, 1);call write~init~int(0, #t~string139.base, 3 + #t~string139.offset, 1);call #t~string141.base, #t~string141.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string141.base, #t~string141.offset, 1);call write~init~int(37, #t~string141.base, 1 + #t~string141.offset, 1);call write~init~int(105, #t~string141.base, 2 + #t~string141.offset, 1);call write~init~int(0, #t~string141.base, 3 + #t~string141.offset, 1);call #t~string143.base, #t~string143.offset := #Ultimate.alloc(6);call write~init~int(32, #t~string143.base, #t~string143.offset, 1);call write~init~int(70, #t~string143.base, 1 + #t~string143.offset, 1);call write~init~int(95, #t~string143.base, 2 + #t~string143.offset, 1);call write~init~int(112, #t~string143.base, 3 + #t~string143.offset, 1);call write~init~int(58, #t~string143.base, 4 + #t~string143.offset, 1);call write~init~int(0, #t~string143.base, 5 + #t~string143.offset, 1);call #t~string146.base, #t~string146.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string146.base, #t~string146.offset, 1);call write~init~int(37, #t~string146.base, 1 + #t~string146.offset, 1);call write~init~int(105, #t~string146.base, 2 + #t~string146.offset, 1);call write~init~int(0, #t~string146.base, 3 + #t~string146.offset, 1);call #t~string149.base, #t~string149.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string149.base, #t~string149.offset, 1);call write~init~int(37, #t~string149.base, 1 + #t~string149.offset, 1);call write~init~int(105, #t~string149.base, 2 + #t~string149.offset, 1);call write~init~int(0, #t~string149.base, 3 + #t~string149.offset, 1);call #t~string152.base, #t~string152.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string152.base, #t~string152.offset, 1);call write~init~int(37, #t~string152.base, 1 + #t~string152.offset, 1);call write~init~int(105, #t~string152.base, 2 + #t~string152.offset, 1);call write~init~int(0, #t~string152.base, 3 + #t~string152.offset, 1);call #t~string155.base, #t~string155.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string155.base, #t~string155.offset, 1);call write~init~int(37, #t~string155.base, 1 + #t~string155.offset, 1);call write~init~int(105, #t~string155.base, 2 + #t~string155.offset, 1);call write~init~int(0, #t~string155.base, 3 + #t~string155.offset, 1);call #t~string158.base, #t~string158.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string158.base, #t~string158.offset, 1);call write~init~int(37, #t~string158.base, 1 + #t~string158.offset, 1);call write~init~int(105, #t~string158.base, 2 + #t~string158.offset, 1);call write~init~int(0, #t~string158.base, 3 + #t~string158.offset, 1);call #t~string160.base, #t~string160.offset := #Ultimate.alloc(2);call write~init~int(10, #t~string160.base, #t~string160.offset, 1);call write~init~int(0, #t~string160.base, 1 + #t~string160.offset, 1); 68686#L-1 havoc main_#res;havoc main_#t~ret13, main_~retValue_acc~1, main_~tmp~8;havoc main_~retValue_acc~1;havoc main_~tmp~8; 69661#L425 havoc valid_product_#res;havoc valid_product_~retValue_acc~3;havoc valid_product_~retValue_acc~3;valid_product_~retValue_acc~3 := 1;valid_product_#res := valid_product_~retValue_acc~3; 68971#L433 main_#t~ret13 := valid_product_#res;main_~tmp~8 := main_#t~ret13;havoc main_#t~ret13; 68972#L389 assume 0 != main_~tmp~8; 68975#L358 ~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; 69923#L1637 havoc bigMacCall_#t~ret6, bigMacCall_~tmp~5;havoc bigMacCall_~tmp~5;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~5;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~5; 70233#L483 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~5 := 4;getOrigin_#res := getOrigin_~retValue_acc~5; 68335#L508 bigMacCall_#t~ret6 := getOrigin_#res;bigMacCall_~tmp~5 := bigMacCall_#t~ret6;havoc bigMacCall_#t~ret6;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~5;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 68336#L922 assume 0 == initPersonOnFloor_~floor; 70250#L923 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 68237#L1030-1 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; 68769#L1644 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 67953#L1656-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 67966#L726-2 havoc angelinaCall_#t~ret3, angelinaCall_~tmp~2;havoc angelinaCall_~tmp~2;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~5;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~5; 68695#L483-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~5 := 4;getOrigin_#res := getOrigin_~retValue_acc~5; 68341#L508-1 angelinaCall_#t~ret3 := getOrigin_#res;angelinaCall_~tmp~2 := angelinaCall_#t~ret3;havoc angelinaCall_#t~ret3;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~2;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 68342#L922-1 assume 0 == initPersonOnFloor_~floor; 70243#L923-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 68115#L1030-3 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; 68751#L1644-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 67974#L1656-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 68269#L726-5 havoc cleanup_#t~ret7, cleanup_#t~ret8, cleanup_~i~0, cleanup_~tmp~6, cleanup_~tmp___0~0, cleanup_~__cil_tmp4~0;havoc cleanup_~i~0;havoc cleanup_~tmp~6;havoc cleanup_~tmp___0~0;havoc cleanup_~__cil_tmp4~0;havoc timeShift_#t~ret104, timeShift_#t~ret105, timeShift_#t~ret106, timeShift_#t~ret107, timeShift_#t~ret108, timeShift_#t~ret109, timeShift_#t~ret110, timeShift_#t~ret111, timeShift_#t~ret112, timeShift_#t~ret113, timeShift_#t~ret114, timeShift_~tmp~26, timeShift_~tmp___0~11, timeShift_~tmp___1~7, timeShift_~tmp___2~5, 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~26;havoc timeShift_~tmp___0~11;havoc timeShift_~tmp___1~7;havoc timeShift_~tmp___2~5;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~ret88, stopRequestedAtCurrentFloor_#t~ret89, stopRequestedAtCurrentFloor_#t~ret90, stopRequestedAtCurrentFloor_#t~ret91, stopRequestedAtCurrentFloor_~retValue_acc~25, stopRequestedAtCurrentFloor_~tmp~24, stopRequestedAtCurrentFloor_~tmp___0~9;havoc stopRequestedAtCurrentFloor_~retValue_acc~25;havoc stopRequestedAtCurrentFloor_~tmp~24;havoc stopRequestedAtCurrentFloor_~tmp___0~9;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 68700#L646 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 69720#L673 isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 70836#L3425 stopRequestedAtCurrentFloor_#t~ret88 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~24 := stopRequestedAtCurrentFloor_#t~ret88;havoc stopRequestedAtCurrentFloor_#t~ret88; 70835#L2810 assume 0 != stopRequestedAtCurrentFloor_~tmp~24;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 70834#L2141 stopRequestedAtCurrentFloor_#t~ret89 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~9 := stopRequestedAtCurrentFloor_#t~ret89;havoc stopRequestedAtCurrentFloor_#t~ret89; 70832#L2814 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9);stopRequestedAtCurrentFloor_~retValue_acc~25 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~25; 70833#L2827 timeShift_#t~ret104 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret104;havoc timeShift_#t~ret104; 77190#L2962 assume !(0 != timeShift_~tmp___9~2); 70542#L3053 assume !(1 == ~doorState~0); 70544#L3053-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret82, stopRequestedInDirection_#t~ret83, stopRequestedInDirection_#t~ret84, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~22, stopRequestedInDirection_~tmp~21, stopRequestedInDirection_~tmp___0~7, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~22;havoc stopRequestedInDirection_~tmp~21;havoc stopRequestedInDirection_~tmp___0~7;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 78544#L646-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 78543#L673-3 isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 78542#L3425-1 stopRequestedInDirection_#t~ret82 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~7 := stopRequestedInDirection_#t~ret82;havoc stopRequestedInDirection_#t~ret82; 78540#L2693 assume 0 != stopRequestedInDirection_~tmp___0~7;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 68227#L2141-1 stopRequestedInDirection_#t~ret83 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~21 := stopRequestedInDirection_#t~ret83;havoc stopRequestedInDirection_#t~ret83;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~21 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~22; 68228#L2706 timeShift_#t~ret111 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret111;havoc timeShift_#t~ret111; 68680#L3061 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret85, continueInDirection_~dir, continueInDirection_~tmp~22;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~22;~currentHeading~0 := continueInDirection_~dir; 68682#L2750 assume !(1 == ~currentHeading~0); 68783#L2760 assume !(0 == ~currentFloorID~0); 68354#L2760-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 69708#L2766-5 havoc __utac_acc__Specification1_spec__3_#t~ret50, __utac_acc__Specification1_spec__3_#t~ret51, __utac_acc__Specification1_spec__3_#t~ret52, __utac_acc__Specification1_spec__3_#t~ret53, __utac_acc__Specification1_spec__3_#t~ret54, __utac_acc__Specification1_spec__3_#t~ret55, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~12, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __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~12;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;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~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 78877#L2141-3 __utac_acc__Specification1_spec__3_#t~ret50 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~12 := __utac_acc__Specification1_spec__3_#t~ret50;havoc __utac_acc__Specification1_spec__3_#t~ret50;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~12; 78876#L1682 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 78873#L1683 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 78869#L2150 __utac_acc__Specification1_spec__3_#t~ret51 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret51;havoc __utac_acc__Specification1_spec__3_#t~ret51; 78859#L1687 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 78855#L1742 cleanup_~i~0 := 0; 78854#L188-2 [2018-12-02 06:54:48,998 INFO L796 eck$LassoCheckResult]: Loop: 78854#L188-2 assume !false; 78853#L189 cleanup_~__cil_tmp4~0 := ~cleanupTimeShifts~0 - 1; 78852#L192 assume cleanup_~i~0 < cleanup_~__cil_tmp4~0;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~13;havoc isBlocked_~retValue_acc~13;isBlocked_~retValue_acc~13 := 0;isBlocked_#res := isBlocked_~retValue_acc~13; 78851#L1968 cleanup_#t~ret7 := isBlocked_#res;cleanup_~tmp___0~0 := cleanup_#t~ret7;havoc cleanup_#t~ret7; 78850#L196 assume 1 != cleanup_~tmp___0~0; 78849#L196-1 havoc isIdle_#res;havoc isIdle_#t~ret70, isIdle_~retValue_acc~20, isIdle_~tmp~19;havoc isIdle_~retValue_acc~20;havoc isIdle_~tmp~19;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret65, anyStopRequested_#t~ret66, anyStopRequested_#t~ret67, anyStopRequested_#t~ret68, anyStopRequested_#t~ret69, anyStopRequested_~retValue_acc~19, anyStopRequested_~tmp~18, anyStopRequested_~tmp___0~5, anyStopRequested_~tmp___1~4, anyStopRequested_~tmp___2~2, anyStopRequested_~tmp___3~1;havoc anyStopRequested_~retValue_acc~19;havoc anyStopRequested_~tmp~18;havoc anyStopRequested_~tmp___0~5;havoc anyStopRequested_~tmp___1~4;havoc anyStopRequested_~tmp___2~2;havoc anyStopRequested_~tmp___3~1;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 78848#L646-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 78847#L673-25 anyStopRequested_#t~ret65 := isFloorCalling_#res;anyStopRequested_~tmp___3~1 := anyStopRequested_#t~ret65;havoc anyStopRequested_#t~ret65; 78841#L2249 assume 0 != anyStopRequested_~tmp___3~1;anyStopRequested_~retValue_acc~19 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~19; 78824#L2313 isIdle_#t~ret70 := anyStopRequested_#res;isIdle_~tmp~19 := isIdle_#t~ret70;havoc isIdle_#t~ret70;isIdle_~retValue_acc~20 := (if 0 == isIdle_~tmp~19 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~20; 78821#L2326 cleanup_#t~ret8 := isIdle_#res;cleanup_~tmp~6 := cleanup_#t~ret8;havoc cleanup_#t~ret8; 78817#L208 assume !(0 != cleanup_~tmp~6);havoc timeShift_#t~ret104, timeShift_#t~ret105, timeShift_#t~ret106, timeShift_#t~ret107, timeShift_#t~ret108, timeShift_#t~ret109, timeShift_#t~ret110, timeShift_#t~ret111, timeShift_#t~ret112, timeShift_#t~ret113, timeShift_#t~ret114, timeShift_~tmp~26, timeShift_~tmp___0~11, timeShift_~tmp___1~7, timeShift_~tmp___2~5, 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~26;havoc timeShift_~tmp___0~11;havoc timeShift_~tmp___1~7;havoc timeShift_~tmp___2~5;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~ret88, stopRequestedAtCurrentFloor_#t~ret89, stopRequestedAtCurrentFloor_#t~ret90, stopRequestedAtCurrentFloor_#t~ret91, stopRequestedAtCurrentFloor_~retValue_acc~25, stopRequestedAtCurrentFloor_~tmp~24, stopRequestedAtCurrentFloor_~tmp___0~9;havoc stopRequestedAtCurrentFloor_~retValue_acc~25;havoc stopRequestedAtCurrentFloor_~tmp~24;havoc stopRequestedAtCurrentFloor_~tmp___0~9;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 78816#L646-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 72950#L673-30 isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 78815#L3425-3 stopRequestedAtCurrentFloor_#t~ret88 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~24 := stopRequestedAtCurrentFloor_#t~ret88;havoc stopRequestedAtCurrentFloor_#t~ret88; 78813#L2810-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~24;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 78812#L2141-4 stopRequestedAtCurrentFloor_#t~ret89 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~9 := stopRequestedAtCurrentFloor_#t~ret89;havoc stopRequestedAtCurrentFloor_#t~ret89; 78811#L2814-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9);stopRequestedAtCurrentFloor_~retValue_acc~25 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~25; 70328#L2827-1 timeShift_#t~ret104 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret104;havoc timeShift_#t~ret104; 78318#L2962-1 assume !(0 != timeShift_~tmp___9~2); 81291#L3053-3 assume !(1 == ~doorState~0); 70405#L3053-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret82, stopRequestedInDirection_#t~ret83, stopRequestedInDirection_#t~ret84, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~22, stopRequestedInDirection_~tmp~21, stopRequestedInDirection_~tmp___0~7, stopRequestedInDirection_~__cil_tmp7~5, stopRequestedInDirection_~__cil_tmp8~5;stopRequestedInDirection_~dir := stopRequestedInDirection_#in~dir;stopRequestedInDirection_~respectFloorCalls := stopRequestedInDirection_#in~respectFloorCalls;stopRequestedInDirection_~respectInLiftCalls := stopRequestedInDirection_#in~respectInLiftCalls;havoc stopRequestedInDirection_~retValue_acc~22;havoc stopRequestedInDirection_~tmp~21;havoc stopRequestedInDirection_~tmp___0~7;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret162, isExecutiveFloorCalling_~retValue_acc~28;havoc isExecutiveFloorCalling_~retValue_acc~28;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~7;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~7; 69681#L646-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~7 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~7; 69682#L673-33 isExecutiveFloorCalling_#t~ret162 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~28 := isExecutiveFloorCalling_#t~ret162;havoc isExecutiveFloorCalling_#t~ret162;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~28; 69389#L3425-4 stopRequestedInDirection_#t~ret82 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~7 := stopRequestedInDirection_#t~ret82;havoc stopRequestedInDirection_#t~ret82; 69390#L2693-2 assume 0 != stopRequestedInDirection_~tmp___0~7;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 68192#L2141-5 stopRequestedInDirection_#t~ret83 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~21 := stopRequestedInDirection_#t~ret83;havoc stopRequestedInDirection_#t~ret83;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~21 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~22; 68193#L2706-2 timeShift_#t~ret111 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret111;havoc timeShift_#t~ret111; 68667#L3061-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret85, continueInDirection_~dir, continueInDirection_~tmp~22;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~22;~currentHeading~0 := continueInDirection_~dir; 68669#L2750-3 assume !(1 == ~currentHeading~0); 69716#L2760-9 assume !(0 == ~currentFloorID~0); 68302#L2760-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 69696#L2766-11 havoc __utac_acc__Specification1_spec__3_#t~ret50, __utac_acc__Specification1_spec__3_#t~ret51, __utac_acc__Specification1_spec__3_#t~ret52, __utac_acc__Specification1_spec__3_#t~ret53, __utac_acc__Specification1_spec__3_#t~ret54, __utac_acc__Specification1_spec__3_#t~ret55, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~12, __utac_acc__Specification1_spec__3_~tmp___0~2, __utac_acc__Specification1_spec__3_~tmp___1~1, __utac_acc__Specification1_spec__3_~tmp___2~1, __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~12;havoc __utac_acc__Specification1_spec__3_~tmp___0~2;havoc __utac_acc__Specification1_spec__3_~tmp___1~1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1;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~14;havoc getCurrentFloorID_~retValue_acc~14;getCurrentFloorID_~retValue_acc~14 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~14; 78893#L2141-7 __utac_acc__Specification1_spec__3_#t~ret50 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~12 := __utac_acc__Specification1_spec__3_#t~ret50;havoc __utac_acc__Specification1_spec__3_#t~ret50;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~12; 70825#L1682-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 70826#L1683-1 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~15;havoc areDoorsOpen_~retValue_acc~15;areDoorsOpen_~retValue_acc~15 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~15; 78585#L2150-5 __utac_acc__Specification1_spec__3_#t~ret51 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~0 := __utac_acc__Specification1_spec__3_#t~ret51;havoc __utac_acc__Specification1_spec__3_#t~ret51; 78586#L1687-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0;~landingButtons_spc1_0~0 := 0; 78856#L1742-1 cleanup_~i~0 := 1 + cleanup_~i~0; 78854#L188-2 [2018-12-02 06:54:48,998 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 06:54:48,998 INFO L82 PathProgramCache]: Analyzing trace with hash 1195650365, now seen corresponding path program 3 times [2018-12-02 06:54:48,998 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 06:54:48,998 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 06:54:48,998 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 06:54:48,998 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 06:54:48,999 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 06:54:49,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:54:49,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:54:49,034 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 06:54:49,035 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 06:54:49,035 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-12-02 06:54:49,035 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 06:54:49,035 INFO L82 PathProgramCache]: Analyzing trace with hash -926627669, now seen corresponding path program 1 times [2018-12-02 06:54:49,035 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 06:54:49,035 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 06:54:49,036 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 06:54:49,036 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-02 06:54:49,036 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 06:54:49,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 06:54:49,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 06:54:49,417 WARN L180 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 160 [2018-12-02 06:54:49,835 WARN L180 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 124 [2018-12-02 06:54:49,842 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 06:54:49,843 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 06:54:49,843 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 06:54:49,843 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 06:54:49,843 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-12-02 06:54:49,843 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 06:54:49,843 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 06:54:49,843 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 06:54:49,843 INFO L131 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product27_true-unreach-call_true-termination.cil.c_Iteration4_Loop [2018-12-02 06:54:49,843 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 06:54:49,844 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 06:54:49,858 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,861 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,862 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,863 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,864 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,866 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,867 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,868 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,869 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,870 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,885 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,886 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,887 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,888 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,889 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,890 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,891 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,892 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,893 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,893 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,894 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,895 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,898 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,899 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,900 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,901 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,904 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,905 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,908 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,908 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,909 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,910 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,913 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,917 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,919 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,920 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,926 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,927 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,928 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,929 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,933 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,941 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,942 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,943 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,944 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,946 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,947 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,951 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,953 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,954 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,957 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,960 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,964 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,965 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,985 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,986 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,987 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,988 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:49,997 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:50,000 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:50,377 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 06:54:50,377 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6df6b15f-5ff2-4a2b-80ad-22213b32755a/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 [2018-12-02 06:54:50,381 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 06:54:50,382 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 06:54:50,386 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 06:54:50,386 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp~26=0} Honda state: {ULTIMATE.start_timeShift_~tmp~26=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6df6b15f-5ff2-4a2b-80ad-22213b32755a/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 [2018-12-02 06:54:50,410 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 06:54:50,411 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 06:54:50,413 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 06:54:50,413 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp___7~2=0} Honda state: {ULTIMATE.start_timeShift_~tmp___7~2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6df6b15f-5ff2-4a2b-80ad-22213b32755a/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 [2018-12-02 06:54:50,428 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 06:54:50,428 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 06:54:50,430 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 06:54:50,431 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___1~4=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___1~4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6df6b15f-5ff2-4a2b-80ad-22213b32755a/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 [2018-12-02 06:54:50,446 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 06:54:50,446 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 06:54:50,448 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 06:54:50,448 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___3~0=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___3~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6df6b15f-5ff2-4a2b-80ad-22213b32755a/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 [2018-12-02 06:54:50,463 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 06:54:50,464 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 06:54:50,466 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 06:54:50,466 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_#t~ret104=0} Honda state: {ULTIMATE.start_timeShift_#t~ret104=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6df6b15f-5ff2-4a2b-80ad-22213b32755a/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 [2018-12-02 06:54:50,490 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 06:54:50,491 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 06:54:50,493 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 06:54:50,494 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_continueInDirection_#t~ret85=0} Honda state: {ULTIMATE.start_continueInDirection_#t~ret85=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6df6b15f-5ff2-4a2b-80ad-22213b32755a/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 06:54:50,515 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 06:54:50,515 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 06:54:50,517 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 06:54:50,517 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_#t~ret70=0} Honda state: {ULTIMATE.start_isIdle_#t~ret70=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6df6b15f-5ff2-4a2b-80ad-22213b32755a/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 06:54:50,534 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 06:54:50,534 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 06:54:50,535 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 06:54:50,536 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_timeShift_~tmp___2~5=0} Honda state: {ULTIMATE.start_timeShift_~tmp___2~5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6df6b15f-5ff2-4a2b-80ad-22213b32755a/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 06:54:50,561 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 06:54:50,561 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 06:54:50,563 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-12-02 06:54:50,563 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isExecutiveFloorCalling_#t~ret162=0} Honda state: {ULTIMATE.start_isExecutiveFloorCalling_#t~ret162=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6df6b15f-5ff2-4a2b-80ad-22213b32755a/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 06:54:50,578 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-12-02 06:54:50,578 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6df6b15f-5ff2-4a2b-80ad-22213b32755a/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 06:54:50,595 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-12-02 06:54:50,595 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-12-02 06:54:51,050 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-12-02 06:54:51,052 INFO L216 LassoAnalysis]: Preferences: [2018-12-02 06:54:51,052 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-12-02 06:54:51,052 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-12-02 06:54:51,052 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-12-02 06:54:51,052 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-12-02 06:54:51,052 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-12-02 06:54:51,052 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-12-02 06:54:51,052 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-12-02 06:54:51,053 INFO L131 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product27_true-unreach-call_true-termination.cil.c_Iteration4_Loop [2018-12-02 06:54:51,053 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-12-02 06:54:51,053 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-12-02 06:54:51,055 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,057 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,062 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,064 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,064 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,065 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,066 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,073 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,074 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,078 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,079 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,080 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,081 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,081 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,082 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,083 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,084 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,085 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,090 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,091 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,097 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,100 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,106 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,106 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,108 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,117 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,119 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,119 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,120 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,121 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,122 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,123 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,124 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,126 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,126 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,127 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,138 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,139 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,140 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,141 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,142 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,151 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,152 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,153 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,154 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,155 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,156 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,156 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,159 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,160 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,161 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,162 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,174 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,175 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,176 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,183 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,186 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,187 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,188 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,189 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,192 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-12-02 06:54:51,582 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-12-02 06:54:51,585 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-12-02 06:54:51,586 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 [2018-12-02 06:54:51,587 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 06:54:51,588 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 06:54:51,588 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 06:54:51,588 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 06:54:51,588 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 06:54:51,589 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 06:54:51,589 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 06:54:51,591 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 06:54:51,591 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 [2018-12-02 06:54:51,591 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 06:54:51,591 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 06:54:51,591 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 06:54:51,591 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 06:54:51,591 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 06:54:51,592 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 06:54:51,592 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 06:54:51,594 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 06:54:51,594 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 [2018-12-02 06:54:51,594 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 06:54:51,594 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 06:54:51,594 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 06:54:51,595 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 06:54:51,595 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 06:54:51,595 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 06:54:51,595 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 06:54:51,595 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 06:54:51,595 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 [2018-12-02 06:54:51,596 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 06:54:51,596 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 06:54:51,596 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 06:54:51,596 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 06:54:51,596 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 06:54:51,596 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 06:54:51,596 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 06:54:51,597 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 06:54:51,597 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 [2018-12-02 06:54:51,597 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 06:54:51,597 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 06:54:51,597 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 06:54:51,597 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 06:54:51,597 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 06:54:51,597 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 06:54:51,597 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 06:54:51,598 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 06:54:51,598 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 [2018-12-02 06:54:51,598 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 06:54:51,598 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 06:54:51,598 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 06:54:51,599 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 06:54:51,599 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 06:54:51,599 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 06:54:51,599 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 06:54:51,599 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 06:54:51,599 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 [2018-12-02 06:54:51,600 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 06:54:51,600 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 06:54:51,600 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 06:54:51,600 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 06:54:51,600 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 06:54:51,600 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 06:54:51,600 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 06:54:51,600 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 06:54:51,601 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 [2018-12-02 06:54:51,601 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 06:54:51,601 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 06:54:51,601 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 06:54:51,601 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 06:54:51,601 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 06:54:51,601 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 06:54:51,602 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 06:54:51,602 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-12-02 06:54:51,602 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 [2018-12-02 06:54:51,602 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-12-02 06:54:51,602 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-12-02 06:54:51,602 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-12-02 06:54:51,603 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-12-02 06:54:51,603 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-12-02 06:54:51,603 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-12-02 06:54:51,603 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-12-02 06:54:51,605 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-12-02 06:54:51,607 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2018-12-02 06:54:51,608 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2018-12-02 06:54:51,609 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-12-02 06:54:51,609 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2018-12-02 06:54:51,609 INFO L518 LassoAnalysis]: Proved termination. [2018-12-02 06:54:51,609 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~0) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~0 Supporting invariants [] [2018-12-02 06:54:51,610 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2018-12-02 06:54:51,632 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 06:54:51,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:54:51,701 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 06:54:51,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 06:54:51,731 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 06:54:51,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 06:54:51,758 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 [2018-12-02 06:54:51,759 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14010 states and 25979 transitions. cyclomatic complexity: 11971 Second operand 5 states. [2018-12-02 06:54:52,024 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14010 states and 25979 transitions. cyclomatic complexity: 11971. Second operand 5 states. Result 23403 states and 43383 transitions. Complement of second has 8 states. [2018-12-02 06:54:52,025 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 [2018-12-02 06:54:52,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-12-02 06:54:52,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 4857 transitions. [2018-12-02 06:54:52,030 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4857 transitions. Stem has 50 letters. Loop has 39 letters. [2018-12-02 06:54:52,031 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-02 06:54:52,031 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4857 transitions. Stem has 89 letters. Loop has 39 letters. [2018-12-02 06:54:52,032 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-02 06:54:52,032 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4857 transitions. Stem has 50 letters. Loop has 78 letters. [2018-12-02 06:54:52,033 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-12-02 06:54:52,033 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 23403 states and 43383 transitions. [2018-12-02 06:54:52,106 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-12-02 06:54:52,106 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 23403 states to 0 states and 0 transitions. [2018-12-02 06:54:52,106 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-12-02 06:54:52,106 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-12-02 06:54:52,106 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-12-02 06:54:52,106 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-02 06:54:52,106 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 06:54:52,106 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 06:54:52,106 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 06:54:52,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 06:54:52,106 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2018-12-02 06:54:52,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 06:54:52,107 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2018-12-02 06:54:52,107 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-02 06:54:52,107 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2018-12-02 06:54:52,107 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-12-02 06:54:52,107 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 06:54:52,107 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-12-02 06:54:52,107 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-12-02 06:54:52,107 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-12-02 06:54:52,107 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-12-02 06:54:52,107 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 06:54:52,107 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 06:54:52,107 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 06:54:52,107 INFO L442 BuchiCegarLoop]: ======== Iteration 5============ [2018-12-02 06:54:52,107 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-12-02 06:54:52,107 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-12-02 06:54:52,108 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-12-02 06:54:52,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.12 06:54:52 BoogieIcfgContainer [2018-12-02 06:54:52,113 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-12-02 06:54:52,113 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 06:54:52,113 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 06:54:52,113 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 06:54:52,113 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:54:45" (3/4) ... [2018-12-02 06:54:52,116 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 06:54:52,116 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 06:54:52,117 INFO L168 Benchmark]: Toolchain (without parser) took 10352.22 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 740.3 MB). Free memory was 956.0 MB in the beginning and 1.4 GB in the end (delta: -440.8 MB). Peak memory consumption was 299.5 MB. Max. memory is 11.5 GB. [2018-12-02 06:54:52,117 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 06:54:52,118 INFO L168 Benchmark]: CACSL2BoogieTranslator took 500.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -138.5 MB). Peak memory consumption was 48.5 MB. Max. memory is 11.5 GB. [2018-12-02 06:54:52,118 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.27 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: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. [2018-12-02 06:54:52,118 INFO L168 Benchmark]: Boogie Preprocessor took 105.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. [2018-12-02 06:54:52,119 INFO L168 Benchmark]: RCFGBuilder took 2547.41 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 185.6 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -195.6 MB). Peak memory consumption was 363.5 MB. Max. memory is 11.5 GB. [2018-12-02 06:54:52,119 INFO L168 Benchmark]: BuchiAutomizer took 7067.09 ms. Allocated memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: 413.1 MB). Free memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: -160.8 MB). Peak memory consumption was 252.3 MB. Max. memory is 11.5 GB. [2018-12-02 06:54:52,120 INFO L168 Benchmark]: Witness Printer took 3.52 ms. Allocated memory is still 1.8 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 06:54:52,122 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 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 500.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -138.5 MB). Peak memory consumption was 48.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 122.27 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: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 105.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2547.41 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 185.6 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -195.6 MB). Peak memory consumption was 363.5 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 7067.09 ms. Allocated memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: 413.1 MB). Free memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: -160.8 MB). Peak memory consumption was 252.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.52 ms. Allocated memory is still 1.8 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 7.0s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 2.9s. Construction of modules took 1.5s. Büchi inclusion checks took 1.4s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 0. Automata minimization 0.3s AutomataMinimizationTime, 3 MinimizatonAttempts, 33524 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.4s Buchi closure took 0.0s. Biggest automaton had 14010 states and ocurred in iteration 3. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 23971 SDtfs, 81166 SDslu, 63059 SDs, 0 SdLazy, 2641 SolverSat, 719 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s 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: 4ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 9 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...