./Ultimate.py --spec /storage/repos/svcomp/c/properties/termination.prp --file /storage/repos/svcomp/c/product-lines/elevator_spec1_product03_true-unreach-call_true-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/svcomp/c/product-lines/elevator_spec1_product03_true-unreach-call_true-termination.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 fe284e1bc9162e308f7e9da597a192afb25b82fd ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 23:45:24,043 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 23:45:24,045 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 23:45:24,058 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 23:45:24,058 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 23:45:24,059 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 23:45:24,060 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 23:45:24,062 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 23:45:24,064 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 23:45:24,065 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 23:45:24,066 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 23:45:24,066 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 23:45:24,067 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 23:45:24,068 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 23:45:24,069 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 23:45:24,070 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 23:45:24,071 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 23:45:24,073 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 23:45:24,075 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 23:45:24,076 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 23:45:24,078 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 23:45:24,079 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 23:45:24,082 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 23:45:24,082 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 23:45:24,082 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 23:45:24,083 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 23:45:24,084 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 23:45:24,085 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 23:45:24,086 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 23:45:24,087 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 23:45:24,088 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 23:45:24,089 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 23:45:24,089 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 23:45:24,089 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 23:45:24,090 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 23:45:24,091 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 23:45:24,091 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-28 23:45:24,109 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 23:45:24,109 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 23:45:24,114 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 23:45:24,114 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 23:45:24,114 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 23:45:24,114 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-28 23:45:24,115 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-28 23:45:24,115 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-28 23:45:24,115 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-28 23:45:24,115 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-28 23:45:24,115 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-28 23:45:24,116 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 23:45:24,116 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 23:45:24,116 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 23:45:24,116 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 23:45:24,116 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 23:45:24,116 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 23:45:24,118 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-28 23:45:24,118 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-28 23:45:24,118 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-28 23:45:24,118 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 23:45:24,118 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 23:45:24,119 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-28 23:45:24,119 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 23:45:24,119 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-28 23:45:24,119 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 23:45:24,119 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 23:45:24,120 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-28 23:45:24,122 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 23:45:24,123 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 23:45:24,123 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-28 23:45:24,124 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-28 23:45:24,124 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> fe284e1bc9162e308f7e9da597a192afb25b82fd [2018-11-28 23:45:24,172 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 23:45:24,191 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 23:45:24,199 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 23:45:24,201 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 23:45:24,201 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 23:45:24,202 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/elevator_spec1_product03_true-unreach-call_true-termination.cil.c [2018-11-28 23:45:24,264 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e76bd898d/41902b17b2874db8a0fe2bf0cc184198/FLAG08ecac8b5 [2018-11-28 23:45:24,848 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 23:45:24,852 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/elevator_spec1_product03_true-unreach-call_true-termination.cil.c [2018-11-28 23:45:24,879 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e76bd898d/41902b17b2874db8a0fe2bf0cc184198/FLAG08ecac8b5 [2018-11-28 23:45:25,051 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e76bd898d/41902b17b2874db8a0fe2bf0cc184198 [2018-11-28 23:45:25,059 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 23:45:25,060 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 23:45:25,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 23:45:25,062 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 23:45:25,066 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 23:45:25,067 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:45:25" (1/1) ... [2018-11-28 23:45:25,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30e4be95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:45:25, skipping insertion in model container [2018-11-28 23:45:25,074 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:45:25" (1/1) ... [2018-11-28 23:45:25,083 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 23:45:25,188 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 23:45:26,002 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 23:45:26,020 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 23:45:26,283 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 23:45:26,367 INFO L195 MainTranslator]: Completed translation [2018-11-28 23:45:26,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:45:26 WrapperNode [2018-11-28 23:45:26,368 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 23:45:26,369 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 23:45:26,369 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 23:45:26,369 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 23:45:26,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:45:26" (1/1) ... [2018-11-28 23:45:26,444 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:45:26" (1/1) ... [2018-11-28 23:45:26,656 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 23:45:26,657 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 23:45:26,657 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 23:45:26,657 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 23:45:26,670 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:45:26" (1/1) ... [2018-11-28 23:45:26,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:45:26" (1/1) ... [2018-11-28 23:45:26,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:45:26" (1/1) ... [2018-11-28 23:45:26,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:45:26" (1/1) ... [2018-11-28 23:45:26,766 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:45:26" (1/1) ... [2018-11-28 23:45:26,832 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:45:26" (1/1) ... [2018-11-28 23:45:26,846 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:45:26" (1/1) ... [2018-11-28 23:45:26,868 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 23:45:26,869 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 23:45:26,869 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 23:45:26,869 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 23:45:26,870 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:45:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:45:26,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 23:45:26,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 23:45:26,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 23:45:26,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 23:45:37,440 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 23:45:37,441 INFO L280 CfgBuilder]: Removed 505 assue(true) statements. [2018-11-28 23:45:37,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:45:37 BoogieIcfgContainer [2018-11-28 23:45:37,442 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 23:45:37,444 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-28 23:45:37,444 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-28 23:45:37,449 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-28 23:45:37,450 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:45:37,450 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 11:45:25" (1/3) ... [2018-11-28 23:45:37,452 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@58dd71f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:45:37, skipping insertion in model container [2018-11-28 23:45:37,452 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:45:37,453 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:45:26" (2/3) ... [2018-11-28 23:45:37,453 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@58dd71f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 11:45:37, skipping insertion in model container [2018-11-28 23:45:37,454 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-28 23:45:37,454 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:45:37" (3/3) ... [2018-11-28 23:45:37,456 INFO L375 chiAutomizerObserver]: Analyzing ICFG elevator_spec1_product03_true-unreach-call_true-termination.cil.c [2018-11-28 23:45:37,523 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 23:45:37,524 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-28 23:45:37,524 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-28 23:45:37,524 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-28 23:45:37,524 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 23:45:37,524 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 23:45:37,525 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-28 23:45:37,525 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 23:45:37,525 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-28 23:45:37,589 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2298 states. [2018-11-28 23:45:37,714 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1109 [2018-11-28 23:45:37,715 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 23:45:37,715 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 23:45:37,743 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 23:45:37,743 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 23:45:37,743 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-28 23:45:37,743 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2298 states. [2018-11-28 23:45:37,781 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1109 [2018-11-28 23:45:37,782 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 23:45:37,782 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 23:45:37,786 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 23:45:37,786 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 23:45:37,804 INFO L794 eck$LassoCheckResult]: Stem: 438#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~head~0.base, ~head~0.offset := 0, 0;call #t~string19.base, #t~string19.offset := #Ultimate.alloc(30);call #t~string20.base, #t~string20.offset := #Ultimate.alloc(9);call #t~string21.base, #t~string21.offset := #Ultimate.alloc(21);call #t~string22.base, #t~string22.offset := #Ultimate.alloc(30);call #t~string23.base, #t~string23.offset := #Ultimate.alloc(9);call #t~string24.base, #t~string24.offset := #Ultimate.alloc(21);call #t~string28.base, #t~string28.offset := #Ultimate.alloc(30);call #t~string29.base, #t~string29.offset := #Ultimate.alloc(9);call #t~string30.base, #t~string30.offset := #Ultimate.alloc(25);call #t~string31.base, #t~string31.offset := #Ultimate.alloc(30);call #t~string32.base, #t~string32.offset := #Ultimate.alloc(9);call #t~string33.base, #t~string33.offset := #Ultimate.alloc(25);~executiveFloor~0 := 4;~cleanupTimeShifts~0 := 12;~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~string92.base, #t~string92.offset := #Ultimate.alloc(10);call #t~string94.base, #t~string94.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string94.base, #t~string94.offset, 1);call write~init~int(95, #t~string94.base, 1 + #t~string94.offset, 1);call write~init~int(93, #t~string94.base, 2 + #t~string94.offset, 1);call write~init~int(0, #t~string94.base, 3 + #t~string94.offset, 1);call #t~string96.base, #t~string96.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string96.base, #t~string96.offset, 1);call write~init~int(93, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(32, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.alloc(5);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(97, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(116, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(32, #t~string98.base, 3 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 4 + #t~string98.offset, 1);call #t~string100.base, #t~string100.offset := #Ultimate.alloc(3);call write~init~int(37, #t~string100.base, #t~string100.offset, 1);call write~init~int(105, #t~string100.base, 1 + #t~string100.offset, 1);call write~init~int(0, #t~string100.base, 2 + #t~string100.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.alloc(10);call #t~string104.base, #t~string104.offset := #Ultimate.alloc(3);call write~init~int(117, #t~string104.base, #t~string104.offset, 1);call write~init~int(112, #t~string104.base, 1 + #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 2 + #t~string104.offset, 1);call #t~string106.base, #t~string106.offset := #Ultimate.alloc(5);call write~init~int(100, #t~string106.base, #t~string106.offset, 1);call write~init~int(111, #t~string106.base, 1 + #t~string106.offset, 1);call write~init~int(119, #t~string106.base, 2 + #t~string106.offset, 1);call write~init~int(110, #t~string106.base, 3 + #t~string106.offset, 1);call write~init~int(0, #t~string106.base, 4 + #t~string106.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.alloc(7);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(73, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(76, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(95, #t~string108.base, 3 + #t~string108.offset, 1);call write~init~int(112, #t~string108.base, 4 + #t~string108.offset, 1);call write~init~int(58, #t~string108.base, 5 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 6 + #t~string108.offset, 1);call #t~string110.base, #t~string110.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string110.base, #t~string110.offset, 1);call write~init~int(37, #t~string110.base, 1 + #t~string110.offset, 1);call write~init~int(105, #t~string110.base, 2 + #t~string110.offset, 1);call write~init~int(0, #t~string110.base, 3 + #t~string110.offset, 1);call #t~string112.base, #t~string112.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string112.base, #t~string112.offset, 1);call write~init~int(37, #t~string112.base, 1 + #t~string112.offset, 1);call write~init~int(105, #t~string112.base, 2 + #t~string112.offset, 1);call write~init~int(0, #t~string112.base, 3 + #t~string112.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string114.base, #t~string114.offset, 1);call write~init~int(37, #t~string114.base, 1 + #t~string114.offset, 1);call write~init~int(105, #t~string114.base, 2 + #t~string114.offset, 1);call write~init~int(0, #t~string114.base, 3 + #t~string114.offset, 1);call #t~string116.base, #t~string116.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string116.base, #t~string116.offset, 1);call write~init~int(37, #t~string116.base, 1 + #t~string116.offset, 1);call write~init~int(105, #t~string116.base, 2 + #t~string116.offset, 1);call write~init~int(0, #t~string116.base, 3 + #t~string116.offset, 1);call #t~string118.base, #t~string118.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string118.base, #t~string118.offset, 1);call write~init~int(37, #t~string118.base, 1 + #t~string118.offset, 1);call write~init~int(105, #t~string118.base, 2 + #t~string118.offset, 1);call write~init~int(0, #t~string118.base, 3 + #t~string118.offset, 1);call #t~string120.base, #t~string120.offset := #Ultimate.alloc(6);call write~init~int(32, #t~string120.base, #t~string120.offset, 1);call write~init~int(70, #t~string120.base, 1 + #t~string120.offset, 1);call write~init~int(95, #t~string120.base, 2 + #t~string120.offset, 1);call write~init~int(112, #t~string120.base, 3 + #t~string120.offset, 1);call write~init~int(58, #t~string120.base, 4 + #t~string120.offset, 1);call write~init~int(0, #t~string120.base, 5 + #t~string120.offset, 1);call #t~string123.base, #t~string123.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string123.base, #t~string123.offset, 1);call write~init~int(37, #t~string123.base, 1 + #t~string123.offset, 1);call write~init~int(105, #t~string123.base, 2 + #t~string123.offset, 1);call write~init~int(0, #t~string123.base, 3 + #t~string123.offset, 1);call #t~string126.base, #t~string126.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string126.base, #t~string126.offset, 1);call write~init~int(37, #t~string126.base, 1 + #t~string126.offset, 1);call write~init~int(105, #t~string126.base, 2 + #t~string126.offset, 1);call write~init~int(0, #t~string126.base, 3 + #t~string126.offset, 1);call #t~string129.base, #t~string129.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string129.base, #t~string129.offset, 1);call write~init~int(37, #t~string129.base, 1 + #t~string129.offset, 1);call write~init~int(105, #t~string129.base, 2 + #t~string129.offset, 1);call write~init~int(0, #t~string129.base, 3 + #t~string129.offset, 1);call #t~string132.base, #t~string132.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string132.base, #t~string132.offset, 1);call write~init~int(37, #t~string132.base, 1 + #t~string132.offset, 1);call write~init~int(105, #t~string132.base, 2 + #t~string132.offset, 1);call write~init~int(0, #t~string132.base, 3 + #t~string132.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(2);call write~init~int(10, #t~string137.base, #t~string137.offset, 1);call write~init~int(0, #t~string137.base, 1 + #t~string137.offset, 1);~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;~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; 1514#L-1true havoc main_#res;havoc main_#t~ret159, main_~retValue_acc~29, main_~tmp~24;havoc main_~retValue_acc~29;havoc main_~tmp~24; 414#L64true havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; 1142#L72true main_#t~ret159 := valid_product_#res;main_~tmp~24 := main_#t~ret159;havoc main_#t~ret159; 1085#L3380true assume 0 != main_~tmp~24; 2292#L3355true ~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; 1926#L2084true havoc bigMacCall_#t~ret152, bigMacCall_~tmp~21;havoc bigMacCall_~tmp~21;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~26;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~26; 512#L2969true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~26 := 4;getOrigin_#res := getOrigin_~retValue_acc~26; 1606#L2994true bigMacCall_#t~ret152 := getOrigin_#res;bigMacCall_~tmp~21 := bigMacCall_#t~ret152;havoc bigMacCall_#t~ret152;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~21;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 645#L2617true assume 0 == initPersonOnFloor_~floor; 624#L2618true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 743#L2725-1true 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; 290#L2091true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 1082#L2103-2true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 1515#L2421-2true havoc angelinaCall_#t~ret149, angelinaCall_~tmp~18;havoc angelinaCall_~tmp~18;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~26;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~26; 514#L2969-1true assume 0 == getOrigin_~person;getOrigin_~retValue_acc~26 := 4;getOrigin_#res := getOrigin_~retValue_acc~26; 1611#L2994-1true angelinaCall_#t~ret149 := getOrigin_#res;angelinaCall_~tmp~18 := angelinaCall_#t~ret149;havoc angelinaCall_#t~ret149;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~18;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 646#L2617-1true assume 0 == initPersonOnFloor_~floor; 616#L2618-2true assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 745#L2725-3true 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; 497#L2091-2true assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 1066#L2103-5true assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 1524#L2421-5true havoc cleanup_#t~ret153, cleanup_#t~ret154, cleanup_~i~3, cleanup_~tmp~22, cleanup_~tmp___0~11, cleanup_~__cil_tmp4~2;havoc cleanup_~i~3;havoc cleanup_~tmp~22;havoc cleanup_~tmp___0~11;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret81, timeShift_#t~ret82, timeShift_#t~ret83, timeShift_#t~ret84, timeShift_#t~ret85, timeShift_#t~ret86, timeShift_#t~ret87, timeShift_#t~ret88, timeShift_#t~ret89, timeShift_#t~ret90, timeShift_#t~ret91, timeShift_~tmp~13, timeShift_~tmp___0~8, timeShift_~tmp___1~5, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~13;havoc timeShift_~tmp___0~8;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;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~ret65, stopRequestedAtCurrentFloor_#t~ret66, stopRequestedAtCurrentFloor_#t~ret67, stopRequestedAtCurrentFloor_#t~ret68, stopRequestedAtCurrentFloor_~retValue_acc~17, stopRequestedAtCurrentFloor_~tmp~11, stopRequestedAtCurrentFloor_~tmp___0~6;havoc stopRequestedAtCurrentFloor_~retValue_acc~17;havoc stopRequestedAtCurrentFloor_~tmp~11;havoc stopRequestedAtCurrentFloor_~tmp___0~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret139, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 2288#L2342true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 811#L2369true isExecutiveFloorCalling_#t~ret139 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret139;havoc isExecutiveFloorCalling_#t~ret139;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 1128#L2055true stopRequestedAtCurrentFloor_#t~ret65 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~11 := stopRequestedAtCurrentFloor_#t~ret65;havoc stopRequestedAtCurrentFloor_#t~ret65; 1232#L1439true assume 0 != stopRequestedAtCurrentFloor_~tmp~11;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 482#L770true stopRequestedAtCurrentFloor_#t~ret66 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~6 := stopRequestedAtCurrentFloor_#t~ret66;havoc stopRequestedAtCurrentFloor_#t~ret66; 853#L1443true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~6);stopRequestedAtCurrentFloor_~retValue_acc~17 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~17; 1473#L1456true timeShift_#t~ret81 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret81;havoc timeShift_#t~ret81; 2207#L1592true assume !(0 != timeShift_~tmp___9~2); 2077#L1683true assume !(1 == ~doorState~0); 2081#L1683-2true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret59, stopRequestedInDirection_#t~ret60, stopRequestedInDirection_#t~ret61, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~14, stopRequestedInDirection_~tmp~8, stopRequestedInDirection_~tmp___0~4, 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~14;havoc stopRequestedInDirection_~tmp~8;havoc stopRequestedInDirection_~tmp___0~4;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret139, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 2273#L2342-3true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 964#L2369-3true isExecutiveFloorCalling_#t~ret139 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret139;havoc isExecutiveFloorCalling_#t~ret139;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 1129#L2055-1true stopRequestedInDirection_#t~ret59 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~4 := stopRequestedInDirection_#t~ret59;havoc stopRequestedInDirection_#t~ret59; 1433#L1322true assume 0 != stopRequestedInDirection_~tmp___0~4;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 484#L770-1true stopRequestedInDirection_#t~ret60 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~8 := stopRequestedInDirection_#t~ret60;havoc stopRequestedInDirection_#t~ret60;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~8 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~14 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~14; 1952#L1335true timeShift_#t~ret88 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret88;havoc timeShift_#t~ret88; 570#L1691true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret62, continueInDirection_~dir, continueInDirection_~tmp~9;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~9;~currentHeading~0 := continueInDirection_~dir; 1947#L1379true assume !(1 == ~currentHeading~0); 128#L1389true assume !(0 == ~currentFloorID~0); 137#L1389-2true assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 1207#L1395-5true havoc __utac_acc__Specification1_spec__3_#t~ret140, __utac_acc__Specification1_spec__3_#t~ret141, __utac_acc__Specification1_spec__3_#t~ret142, __utac_acc__Specification1_spec__3_#t~ret143, __utac_acc__Specification1_spec__3_#t~ret144, __utac_acc__Specification1_spec__3_#t~ret145, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~15, __utac_acc__Specification1_spec__3_~tmp___0~10, __utac_acc__Specification1_spec__3_~tmp___1~7, __utac_acc__Specification1_spec__3_~tmp___2~5, __utac_acc__Specification1_spec__3_~tmp___3~5, __utac_acc__Specification1_spec__3_~tmp___4~3;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~15;havoc __utac_acc__Specification1_spec__3_~tmp___0~10;havoc __utac_acc__Specification1_spec__3_~tmp___1~7;havoc __utac_acc__Specification1_spec__3_~tmp___2~5;havoc __utac_acc__Specification1_spec__3_~tmp___3~5;havoc __utac_acc__Specification1_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 494#L770-3true __utac_acc__Specification1_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~15 := __utac_acc__Specification1_spec__3_#t~ret140;havoc __utac_acc__Specification1_spec__3_#t~ret140;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~15; 1703#L2129true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 1810#L2130true assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~7;havoc areDoorsOpen_~retValue_acc~7;areDoorsOpen_~retValue_acc~7 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~7; 1183#L779true __utac_acc__Specification1_spec__3_#t~ret141 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~3 := __utac_acc__Specification1_spec__3_#t~ret141;havoc __utac_acc__Specification1_spec__3_#t~ret141; 404#L2134true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 1036#L2189true cleanup_~i~3 := 0; 1821#L3187-2true [2018-11-28 23:45:37,970 INFO L796 eck$LassoCheckResult]: Loop: 1821#L3187-2true assume !false; 601#L3188true cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 397#L3191true assume cleanup_~i~3 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 221#L641true cleanup_#t~ret153 := isBlocked_#res;cleanup_~tmp___0~11 := cleanup_#t~ret153;havoc cleanup_#t~ret153; 274#L3195true assume 1 != cleanup_~tmp___0~11; 267#L3195-1true havoc isIdle_#res;havoc isIdle_#t~ret47, isIdle_~retValue_acc~12, isIdle_~tmp~6;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~6;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret42, anyStopRequested_#t~ret43, anyStopRequested_#t~ret44, anyStopRequested_#t~ret45, anyStopRequested_#t~ret46, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~5, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~2, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~5;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~2;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 2229#L2342-25true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 933#L2369-25true anyStopRequested_#t~ret42 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret42;havoc anyStopRequested_#t~ret42; 1644#L878true assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 582#L942true isIdle_#t~ret47 := anyStopRequested_#res;isIdle_~tmp~6 := isIdle_#t~ret47;havoc isIdle_#t~ret47;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~6 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 1200#L955true cleanup_#t~ret154 := isIdle_#res;cleanup_~tmp~22 := cleanup_#t~ret154;havoc cleanup_#t~ret154; 887#L3207true assume !(0 != cleanup_~tmp~22);havoc timeShift_#t~ret81, timeShift_#t~ret82, timeShift_#t~ret83, timeShift_#t~ret84, timeShift_#t~ret85, timeShift_#t~ret86, timeShift_#t~ret87, timeShift_#t~ret88, timeShift_#t~ret89, timeShift_#t~ret90, timeShift_#t~ret91, timeShift_~tmp~13, timeShift_~tmp___0~8, timeShift_~tmp___1~5, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~13;havoc timeShift_~tmp___0~8;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;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~ret65, stopRequestedAtCurrentFloor_#t~ret66, stopRequestedAtCurrentFloor_#t~ret67, stopRequestedAtCurrentFloor_#t~ret68, stopRequestedAtCurrentFloor_~retValue_acc~17, stopRequestedAtCurrentFloor_~tmp~11, stopRequestedAtCurrentFloor_~tmp___0~6;havoc stopRequestedAtCurrentFloor_~retValue_acc~17;havoc stopRequestedAtCurrentFloor_~tmp~11;havoc stopRequestedAtCurrentFloor_~tmp___0~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret139, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 2129#L2342-30true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 907#L2369-30true isExecutiveFloorCalling_#t~ret139 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret139;havoc isExecutiveFloorCalling_#t~ret139;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 1118#L2055-3true stopRequestedAtCurrentFloor_#t~ret65 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~11 := stopRequestedAtCurrentFloor_#t~ret65;havoc stopRequestedAtCurrentFloor_#t~ret65; 1214#L1439-1true assume 0 != stopRequestedAtCurrentFloor_~tmp~11;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 459#L770-4true stopRequestedAtCurrentFloor_#t~ret66 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~6 := stopRequestedAtCurrentFloor_#t~ret66;havoc stopRequestedAtCurrentFloor_#t~ret66; 856#L1443-1true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~6);stopRequestedAtCurrentFloor_~retValue_acc~17 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~17; 1475#L1456-1true timeShift_#t~ret81 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret81;havoc timeShift_#t~ret81; 2208#L1592-1true assume !(0 != timeShift_~tmp___9~2); 2084#L1683-3true assume 1 == ~doorState~0;~doorState~0 := 0; 2068#L1683-5true stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret59, stopRequestedInDirection_#t~ret60, stopRequestedInDirection_#t~ret61, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~14, stopRequestedInDirection_~tmp~8, stopRequestedInDirection_~tmp___0~4, 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~14;havoc stopRequestedInDirection_~tmp~8;havoc stopRequestedInDirection_~tmp___0~4;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret139, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 2136#L2342-33true assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 924#L2369-33true isExecutiveFloorCalling_#t~ret139 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret139;havoc isExecutiveFloorCalling_#t~ret139;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 1117#L2055-4true stopRequestedInDirection_#t~ret59 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~4 := stopRequestedInDirection_#t~ret59;havoc stopRequestedInDirection_#t~ret59; 1423#L1322-2true assume 0 != stopRequestedInDirection_~tmp___0~4;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 462#L770-5true stopRequestedInDirection_#t~ret60 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~8 := stopRequestedInDirection_#t~ret60;havoc stopRequestedInDirection_#t~ret60;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~8 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~14 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~14; 1964#L1335-2true timeShift_#t~ret88 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret88;havoc timeShift_#t~ret88; 578#L1691-1true assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret62, continueInDirection_~dir, continueInDirection_~tmp~9;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~9;~currentHeading~0 := continueInDirection_~dir; 1965#L1379-3true assume !(1 == ~currentHeading~0); 238#L1389-9true assume !(0 == ~currentFloorID~0); 242#L1389-11true assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 1193#L1395-11true havoc __utac_acc__Specification1_spec__3_#t~ret140, __utac_acc__Specification1_spec__3_#t~ret141, __utac_acc__Specification1_spec__3_#t~ret142, __utac_acc__Specification1_spec__3_#t~ret143, __utac_acc__Specification1_spec__3_#t~ret144, __utac_acc__Specification1_spec__3_#t~ret145, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~15, __utac_acc__Specification1_spec__3_~tmp___0~10, __utac_acc__Specification1_spec__3_~tmp___1~7, __utac_acc__Specification1_spec__3_~tmp___2~5, __utac_acc__Specification1_spec__3_~tmp___3~5, __utac_acc__Specification1_spec__3_~tmp___4~3;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~15;havoc __utac_acc__Specification1_spec__3_~tmp___0~10;havoc __utac_acc__Specification1_spec__3_~tmp___1~7;havoc __utac_acc__Specification1_spec__3_~tmp___2~5;havoc __utac_acc__Specification1_spec__3_~tmp___3~5;havoc __utac_acc__Specification1_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 472#L770-7true __utac_acc__Specification1_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~15 := __utac_acc__Specification1_spec__3_#t~ret140;havoc __utac_acc__Specification1_spec__3_#t~ret140;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~15; 1708#L2129-1true assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 1819#L2130-1true assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~7;havoc areDoorsOpen_~retValue_acc~7;areDoorsOpen_~retValue_acc~7 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~7; 1172#L779-5true __utac_acc__Specification1_spec__3_#t~ret141 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~3 := __utac_acc__Specification1_spec__3_#t~ret141;havoc __utac_acc__Specification1_spec__3_#t~ret141; 381#L2134-2true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 1037#L2189-1true cleanup_~i~3 := 1 + cleanup_~i~3; 1821#L3187-2true [2018-11-28 23:45:37,985 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:45:37,986 INFO L82 PathProgramCache]: Analyzing trace with hash 1784431421, now seen corresponding path program 1 times [2018-11-28 23:45:37,989 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:45:37,990 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:45:38,054 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:45:38,055 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:45:38,055 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:45:38,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 23:45:38,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 23:45:38,500 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 23:45:38,500 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 23:45:38,505 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-11-28 23:45:38,505 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:45:38,506 INFO L82 PathProgramCache]: Analyzing trace with hash -203906589, now seen corresponding path program 1 times [2018-11-28 23:45:38,506 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:45:38,506 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:45:38,507 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:45:38,508 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:45:38,509 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:45:38,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 23:45:38,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 23:45:38,614 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 23:45:38,614 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 23:45:38,616 INFO L811 eck$LassoCheckResult]: loop already infeasible [2018-11-28 23:45:38,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 23:45:38,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 23:45:38,638 INFO L87 Difference]: Start difference. First operand 2298 states. Second operand 3 states. [2018-11-28 23:45:39,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 23:45:39,593 INFO L93 Difference]: Finished difference Result 3437 states and 6479 transitions. [2018-11-28 23:45:39,594 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 23:45:39,597 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3437 states and 6479 transitions. [2018-11-28 23:45:39,639 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2208 [2018-11-28 23:45:39,691 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3437 states to 3409 states and 6446 transitions. [2018-11-28 23:45:39,692 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3409 [2018-11-28 23:45:39,701 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3409 [2018-11-28 23:45:39,702 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3409 states and 6446 transitions. [2018-11-28 23:45:39,721 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 23:45:39,722 INFO L705 BuchiCegarLoop]: Abstraction has 3409 states and 6446 transitions. [2018-11-28 23:45:39,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3409 states and 6446 transitions. [2018-11-28 23:45:39,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3409 to 3407. [2018-11-28 23:45:39,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3407 states. [2018-11-28 23:45:39,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3407 states to 3407 states and 6443 transitions. [2018-11-28 23:45:39,909 INFO L728 BuchiCegarLoop]: Abstraction has 3407 states and 6443 transitions. [2018-11-28 23:45:39,910 INFO L608 BuchiCegarLoop]: Abstraction has 3407 states and 6443 transitions. [2018-11-28 23:45:39,910 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-28 23:45:39,910 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3407 states and 6443 transitions. [2018-11-28 23:45:39,934 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2206 [2018-11-28 23:45:39,935 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 23:45:39,935 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 23:45:39,940 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 23:45:39,940 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 23:45:39,943 INFO L794 eck$LassoCheckResult]: Stem: 6498#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~head~0.base, ~head~0.offset := 0, 0;call #t~string19.base, #t~string19.offset := #Ultimate.alloc(30);call #t~string20.base, #t~string20.offset := #Ultimate.alloc(9);call #t~string21.base, #t~string21.offset := #Ultimate.alloc(21);call #t~string22.base, #t~string22.offset := #Ultimate.alloc(30);call #t~string23.base, #t~string23.offset := #Ultimate.alloc(9);call #t~string24.base, #t~string24.offset := #Ultimate.alloc(21);call #t~string28.base, #t~string28.offset := #Ultimate.alloc(30);call #t~string29.base, #t~string29.offset := #Ultimate.alloc(9);call #t~string30.base, #t~string30.offset := #Ultimate.alloc(25);call #t~string31.base, #t~string31.offset := #Ultimate.alloc(30);call #t~string32.base, #t~string32.offset := #Ultimate.alloc(9);call #t~string33.base, #t~string33.offset := #Ultimate.alloc(25);~executiveFloor~0 := 4;~cleanupTimeShifts~0 := 12;~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~string92.base, #t~string92.offset := #Ultimate.alloc(10);call #t~string94.base, #t~string94.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string94.base, #t~string94.offset, 1);call write~init~int(95, #t~string94.base, 1 + #t~string94.offset, 1);call write~init~int(93, #t~string94.base, 2 + #t~string94.offset, 1);call write~init~int(0, #t~string94.base, 3 + #t~string94.offset, 1);call #t~string96.base, #t~string96.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string96.base, #t~string96.offset, 1);call write~init~int(93, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(32, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.alloc(5);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(97, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(116, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(32, #t~string98.base, 3 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 4 + #t~string98.offset, 1);call #t~string100.base, #t~string100.offset := #Ultimate.alloc(3);call write~init~int(37, #t~string100.base, #t~string100.offset, 1);call write~init~int(105, #t~string100.base, 1 + #t~string100.offset, 1);call write~init~int(0, #t~string100.base, 2 + #t~string100.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.alloc(10);call #t~string104.base, #t~string104.offset := #Ultimate.alloc(3);call write~init~int(117, #t~string104.base, #t~string104.offset, 1);call write~init~int(112, #t~string104.base, 1 + #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 2 + #t~string104.offset, 1);call #t~string106.base, #t~string106.offset := #Ultimate.alloc(5);call write~init~int(100, #t~string106.base, #t~string106.offset, 1);call write~init~int(111, #t~string106.base, 1 + #t~string106.offset, 1);call write~init~int(119, #t~string106.base, 2 + #t~string106.offset, 1);call write~init~int(110, #t~string106.base, 3 + #t~string106.offset, 1);call write~init~int(0, #t~string106.base, 4 + #t~string106.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.alloc(7);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(73, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(76, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(95, #t~string108.base, 3 + #t~string108.offset, 1);call write~init~int(112, #t~string108.base, 4 + #t~string108.offset, 1);call write~init~int(58, #t~string108.base, 5 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 6 + #t~string108.offset, 1);call #t~string110.base, #t~string110.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string110.base, #t~string110.offset, 1);call write~init~int(37, #t~string110.base, 1 + #t~string110.offset, 1);call write~init~int(105, #t~string110.base, 2 + #t~string110.offset, 1);call write~init~int(0, #t~string110.base, 3 + #t~string110.offset, 1);call #t~string112.base, #t~string112.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string112.base, #t~string112.offset, 1);call write~init~int(37, #t~string112.base, 1 + #t~string112.offset, 1);call write~init~int(105, #t~string112.base, 2 + #t~string112.offset, 1);call write~init~int(0, #t~string112.base, 3 + #t~string112.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string114.base, #t~string114.offset, 1);call write~init~int(37, #t~string114.base, 1 + #t~string114.offset, 1);call write~init~int(105, #t~string114.base, 2 + #t~string114.offset, 1);call write~init~int(0, #t~string114.base, 3 + #t~string114.offset, 1);call #t~string116.base, #t~string116.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string116.base, #t~string116.offset, 1);call write~init~int(37, #t~string116.base, 1 + #t~string116.offset, 1);call write~init~int(105, #t~string116.base, 2 + #t~string116.offset, 1);call write~init~int(0, #t~string116.base, 3 + #t~string116.offset, 1);call #t~string118.base, #t~string118.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string118.base, #t~string118.offset, 1);call write~init~int(37, #t~string118.base, 1 + #t~string118.offset, 1);call write~init~int(105, #t~string118.base, 2 + #t~string118.offset, 1);call write~init~int(0, #t~string118.base, 3 + #t~string118.offset, 1);call #t~string120.base, #t~string120.offset := #Ultimate.alloc(6);call write~init~int(32, #t~string120.base, #t~string120.offset, 1);call write~init~int(70, #t~string120.base, 1 + #t~string120.offset, 1);call write~init~int(95, #t~string120.base, 2 + #t~string120.offset, 1);call write~init~int(112, #t~string120.base, 3 + #t~string120.offset, 1);call write~init~int(58, #t~string120.base, 4 + #t~string120.offset, 1);call write~init~int(0, #t~string120.base, 5 + #t~string120.offset, 1);call #t~string123.base, #t~string123.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string123.base, #t~string123.offset, 1);call write~init~int(37, #t~string123.base, 1 + #t~string123.offset, 1);call write~init~int(105, #t~string123.base, 2 + #t~string123.offset, 1);call write~init~int(0, #t~string123.base, 3 + #t~string123.offset, 1);call #t~string126.base, #t~string126.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string126.base, #t~string126.offset, 1);call write~init~int(37, #t~string126.base, 1 + #t~string126.offset, 1);call write~init~int(105, #t~string126.base, 2 + #t~string126.offset, 1);call write~init~int(0, #t~string126.base, 3 + #t~string126.offset, 1);call #t~string129.base, #t~string129.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string129.base, #t~string129.offset, 1);call write~init~int(37, #t~string129.base, 1 + #t~string129.offset, 1);call write~init~int(105, #t~string129.base, 2 + #t~string129.offset, 1);call write~init~int(0, #t~string129.base, 3 + #t~string129.offset, 1);call #t~string132.base, #t~string132.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string132.base, #t~string132.offset, 1);call write~init~int(37, #t~string132.base, 1 + #t~string132.offset, 1);call write~init~int(105, #t~string132.base, 2 + #t~string132.offset, 1);call write~init~int(0, #t~string132.base, 3 + #t~string132.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(2);call write~init~int(10, #t~string137.base, #t~string137.offset, 1);call write~init~int(0, #t~string137.base, 1 + #t~string137.offset, 1);~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;~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; 6499#L-1 havoc main_#res;havoc main_#t~ret159, main_~retValue_acc~29, main_~tmp~24;havoc main_~retValue_acc~29;havoc main_~tmp~24; 6479#L64 havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; 6480#L72 main_#t~ret159 := valid_product_#res;main_~tmp~24 := main_#t~ret159;havoc main_#t~ret159; 7224#L3380 assume 0 != main_~tmp~24; 7225#L3355 ~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; 7932#L2084 havoc bigMacCall_#t~ret152, bigMacCall_~tmp~21;havoc bigMacCall_~tmp~21;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~26;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~26; 6580#L2969 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~26 := 4;getOrigin_#res := getOrigin_~retValue_acc~26; 5796#L2994 bigMacCall_#t~ret152 := getOrigin_#res;bigMacCall_~tmp~21 := bigMacCall_#t~ret152;havoc bigMacCall_#t~ret152;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~21;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 6727#L2617 assume 0 == initPersonOnFloor_~floor; 6704#L2618 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 5885#L2725-1 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; 6315#L2091 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 6005#L2103-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 6799#L2421-2 havoc angelinaCall_#t~ret149, angelinaCall_~tmp~18;havoc angelinaCall_~tmp~18;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~26;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~26; 6582#L2969-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~26 := 4;getOrigin_#res := getOrigin_~retValue_acc~26; 5799#L2994-1 angelinaCall_#t~ret149 := getOrigin_#res;angelinaCall_~tmp~18 := angelinaCall_#t~ret149;havoc angelinaCall_#t~ret149;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~18;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 6729#L2617-1 assume 0 == initPersonOnFloor_~floor; 6697#L2618-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 5835#L2725-3 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; 6563#L2091-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 6011#L2103-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 6783#L2421-5 havoc cleanup_#t~ret153, cleanup_#t~ret154, cleanup_~i~3, cleanup_~tmp~22, cleanup_~tmp___0~11, cleanup_~__cil_tmp4~2;havoc cleanup_~i~3;havoc cleanup_~tmp~22;havoc cleanup_~tmp___0~11;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret81, timeShift_#t~ret82, timeShift_#t~ret83, timeShift_#t~ret84, timeShift_#t~ret85, timeShift_#t~ret86, timeShift_#t~ret87, timeShift_#t~ret88, timeShift_#t~ret89, timeShift_#t~ret90, timeShift_#t~ret91, timeShift_~tmp~13, timeShift_~tmp___0~8, timeShift_~tmp___1~5, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~13;havoc timeShift_~tmp___0~8;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;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~ret65, stopRequestedAtCurrentFloor_#t~ret66, stopRequestedAtCurrentFloor_#t~ret67, stopRequestedAtCurrentFloor_#t~ret68, stopRequestedAtCurrentFloor_~retValue_acc~17, stopRequestedAtCurrentFloor_~tmp~11, stopRequestedAtCurrentFloor_~tmp___0~6;havoc stopRequestedAtCurrentFloor_~retValue_acc~17;havoc stopRequestedAtCurrentFloor_~tmp~11;havoc stopRequestedAtCurrentFloor_~tmp___0~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret139, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 7659#L2342 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 6063#L2369 isExecutiveFloorCalling_#t~ret139 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret139;havoc isExecutiveFloorCalling_#t~ret139;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 6976#L2055 stopRequestedAtCurrentFloor_#t~ret65 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~11 := stopRequestedAtCurrentFloor_#t~ret65;havoc stopRequestedAtCurrentFloor_#t~ret65; 7249#L1439 assume 0 != stopRequestedAtCurrentFloor_~tmp~11;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 6545#L770 stopRequestedAtCurrentFloor_#t~ret66 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~6 := stopRequestedAtCurrentFloor_#t~ret66;havoc stopRequestedAtCurrentFloor_#t~ret66; 6546#L1443 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~6);stopRequestedAtCurrentFloor_~retValue_acc~17 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~17; 7028#L1456 timeShift_#t~ret81 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret81;havoc timeShift_#t~ret81; 7614#L1592 assume !(0 != timeShift_~tmp___9~2); 8018#L1683 assume !(1 == ~doorState~0); 8019#L1683-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret59, stopRequestedInDirection_#t~ret60, stopRequestedInDirection_#t~ret61, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~14, stopRequestedInDirection_~tmp~8, stopRequestedInDirection_~tmp___0~4, 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~14;havoc stopRequestedInDirection_~tmp~8;havoc stopRequestedInDirection_~tmp___0~4;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret139, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 8022#L2342-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 6260#L2369-3 isExecutiveFloorCalling_#t~ret139 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret139;havoc isExecutiveFloorCalling_#t~ret139;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 7136#L2055-1 stopRequestedInDirection_#t~ret59 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~4 := stopRequestedInDirection_#t~ret59;havoc stopRequestedInDirection_#t~ret59; 7250#L1322 assume 0 != stopRequestedInDirection_~tmp___0~4;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 6549#L770-1 stopRequestedInDirection_#t~ret60 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~8 := stopRequestedInDirection_#t~ret60;havoc stopRequestedInDirection_#t~ret60;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~8 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~14 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~14; 6550#L1335 timeShift_#t~ret88 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret88;havoc timeShift_#t~ret88; 6641#L1691 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret62, continueInDirection_~dir, continueInDirection_~tmp~9;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~9;~currentHeading~0 := continueInDirection_~dir; 6643#L1379 assume !(1 == ~currentHeading~0); 6055#L1389 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 6056#L1389-2 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 6820#L1395-5 havoc __utac_acc__Specification1_spec__3_#t~ret140, __utac_acc__Specification1_spec__3_#t~ret141, __utac_acc__Specification1_spec__3_#t~ret142, __utac_acc__Specification1_spec__3_#t~ret143, __utac_acc__Specification1_spec__3_#t~ret144, __utac_acc__Specification1_spec__3_#t~ret145, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~15, __utac_acc__Specification1_spec__3_~tmp___0~10, __utac_acc__Specification1_spec__3_~tmp___1~7, __utac_acc__Specification1_spec__3_~tmp___2~5, __utac_acc__Specification1_spec__3_~tmp___3~5, __utac_acc__Specification1_spec__3_~tmp___4~3;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~15;havoc __utac_acc__Specification1_spec__3_~tmp___0~10;havoc __utac_acc__Specification1_spec__3_~tmp___1~7;havoc __utac_acc__Specification1_spec__3_~tmp___2~5;havoc __utac_acc__Specification1_spec__3_~tmp___3~5;havoc __utac_acc__Specification1_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 8309#L770-3 __utac_acc__Specification1_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~15 := __utac_acc__Specification1_spec__3_#t~ret140;havoc __utac_acc__Specification1_spec__3_#t~ret140;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~15; 8306#L2129 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 8303#L2130 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~7;havoc areDoorsOpen_~retValue_acc~7;areDoorsOpen_~retValue_acc~7 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~7; 8302#L779 __utac_acc__Specification1_spec__3_#t~ret141 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~3 := __utac_acc__Specification1_spec__3_#t~ret141;havoc __utac_acc__Specification1_spec__3_#t~ret141; 8293#L2134 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 8283#L2189 cleanup_~i~3 := 0; 8281#L3187-2 [2018-11-28 23:45:39,944 INFO L796 eck$LassoCheckResult]: Loop: 8281#L3187-2 assume !false; 8280#L3188 cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 8279#L3191 assume cleanup_~i~3 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 8278#L641 cleanup_#t~ret153 := isBlocked_#res;cleanup_~tmp___0~11 := cleanup_#t~ret153;havoc cleanup_#t~ret153; 8277#L3195 assume 1 != cleanup_~tmp___0~11; 8276#L3195-1 havoc isIdle_#res;havoc isIdle_#t~ret47, isIdle_~retValue_acc~12, isIdle_~tmp~6;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~6;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret42, anyStopRequested_#t~ret43, anyStopRequested_#t~ret44, anyStopRequested_#t~ret45, anyStopRequested_#t~ret46, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~5, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~2, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~5;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~2;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 8270#L2342-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 8265#L2369-25 anyStopRequested_#t~ret42 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret42;havoc anyStopRequested_#t~ret42; 8240#L878 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 8235#L942 isIdle_#t~ret47 := anyStopRequested_#res;isIdle_~tmp~6 := isIdle_#t~ret47;havoc isIdle_#t~ret47;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~6 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 8234#L955 cleanup_#t~ret154 := isIdle_#res;cleanup_~tmp~22 := cleanup_#t~ret154;havoc cleanup_#t~ret154; 8233#L3207 assume !(0 != cleanup_~tmp~22);havoc timeShift_#t~ret81, timeShift_#t~ret82, timeShift_#t~ret83, timeShift_#t~ret84, timeShift_#t~ret85, timeShift_#t~ret86, timeShift_#t~ret87, timeShift_#t~ret88, timeShift_#t~ret89, timeShift_#t~ret90, timeShift_#t~ret91, timeShift_~tmp~13, timeShift_~tmp___0~8, timeShift_~tmp___1~5, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~13;havoc timeShift_~tmp___0~8;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;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~ret65, stopRequestedAtCurrentFloor_#t~ret66, stopRequestedAtCurrentFloor_#t~ret67, stopRequestedAtCurrentFloor_#t~ret68, stopRequestedAtCurrentFloor_~retValue_acc~17, stopRequestedAtCurrentFloor_~tmp~11, stopRequestedAtCurrentFloor_~tmp___0~6;havoc stopRequestedAtCurrentFloor_~retValue_acc~17;havoc stopRequestedAtCurrentFloor_~tmp~11;havoc stopRequestedAtCurrentFloor_~tmp___0~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret139, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 8231#L2342-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 8227#L2369-30 isExecutiveFloorCalling_#t~ret139 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret139;havoc isExecutiveFloorCalling_#t~ret139;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 8222#L2055-3 stopRequestedAtCurrentFloor_#t~ret65 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~11 := stopRequestedAtCurrentFloor_#t~ret65;havoc stopRequestedAtCurrentFloor_#t~ret65; 8219#L1439-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~11;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 8215#L770-4 stopRequestedAtCurrentFloor_#t~ret66 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~6 := stopRequestedAtCurrentFloor_#t~ret66;havoc stopRequestedAtCurrentFloor_#t~ret66; 8213#L1443-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~6);stopRequestedAtCurrentFloor_~retValue_acc~17 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~17; 8210#L1456-1 timeShift_#t~ret81 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret81;havoc timeShift_#t~ret81; 8208#L1592-1 assume !(0 != timeShift_~tmp___9~2); 8207#L1683-3 assume 1 == ~doorState~0;~doorState~0 := 0; 8206#L1683-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret59, stopRequestedInDirection_#t~ret60, stopRequestedInDirection_#t~ret61, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~14, stopRequestedInDirection_~tmp~8, stopRequestedInDirection_~tmp___0~4, 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~14;havoc stopRequestedInDirection_~tmp~8;havoc stopRequestedInDirection_~tmp___0~4;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret139, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 8131#L2342-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 8122#L2369-33 isExecutiveFloorCalling_#t~ret139 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret139;havoc isExecutiveFloorCalling_#t~ret139;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 8120#L2055-4 stopRequestedInDirection_#t~ret59 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~4 := stopRequestedInDirection_#t~ret59;havoc stopRequestedInDirection_#t~ret59; 8074#L1322-2 assume 0 != stopRequestedInDirection_~tmp___0~4;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 8072#L770-5 stopRequestedInDirection_#t~ret60 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~8 := stopRequestedInDirection_#t~ret60;havoc stopRequestedInDirection_#t~ret60;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~8 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~14 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~14; 8071#L1335-2 timeShift_#t~ret88 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret88;havoc timeShift_#t~ret88; 8069#L1691-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret62, continueInDirection_~dir, continueInDirection_~tmp~9;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~9;~currentHeading~0 := continueInDirection_~dir; 8068#L1379-3 assume !(1 == ~currentHeading~0); 6240#L1389-9 assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 6242#L1389-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 8331#L1395-11 havoc __utac_acc__Specification1_spec__3_#t~ret140, __utac_acc__Specification1_spec__3_#t~ret141, __utac_acc__Specification1_spec__3_#t~ret142, __utac_acc__Specification1_spec__3_#t~ret143, __utac_acc__Specification1_spec__3_#t~ret144, __utac_acc__Specification1_spec__3_#t~ret145, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~15, __utac_acc__Specification1_spec__3_~tmp___0~10, __utac_acc__Specification1_spec__3_~tmp___1~7, __utac_acc__Specification1_spec__3_~tmp___2~5, __utac_acc__Specification1_spec__3_~tmp___3~5, __utac_acc__Specification1_spec__3_~tmp___4~3;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~15;havoc __utac_acc__Specification1_spec__3_~tmp___0~10;havoc __utac_acc__Specification1_spec__3_~tmp___1~7;havoc __utac_acc__Specification1_spec__3_~tmp___2~5;havoc __utac_acc__Specification1_spec__3_~tmp___3~5;havoc __utac_acc__Specification1_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 8330#L770-7 __utac_acc__Specification1_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~15 := __utac_acc__Specification1_spec__3_#t~ret140;havoc __utac_acc__Specification1_spec__3_#t~ret140;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~15; 8329#L2129-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 8327#L2130-1 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~7;havoc areDoorsOpen_~retValue_acc~7;areDoorsOpen_~retValue_acc~7 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~7; 8328#L779-5 __utac_acc__Specification1_spec__3_#t~ret141 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~3 := __utac_acc__Specification1_spec__3_#t~ret141;havoc __utac_acc__Specification1_spec__3_#t~ret141; 8312#L2134-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 8282#L2189-1 cleanup_~i~3 := 1 + cleanup_~i~3; 8281#L3187-2 [2018-11-28 23:45:39,944 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:45:39,944 INFO L82 PathProgramCache]: Analyzing trace with hash 1913719677, now seen corresponding path program 1 times [2018-11-28 23:45:39,944 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:45:39,945 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:45:39,945 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:45:39,946 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:45:39,946 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:45:39,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 23:45:40,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 23:45:40,088 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 23:45:40,088 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 23:45:40,090 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-11-28 23:45:40,090 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:45:40,090 INFO L82 PathProgramCache]: Analyzing trace with hash -883964959, now seen corresponding path program 1 times [2018-11-28 23:45:40,090 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:45:40,090 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:45:40,091 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:45:40,091 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:45:40,092 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:45:40,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 23:45:40,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 23:45:40,280 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 23:45:40,280 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 23:45:40,281 INFO L811 eck$LassoCheckResult]: loop already infeasible [2018-11-28 23:45:40,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 23:45:40,281 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 23:45:40,281 INFO L87 Difference]: Start difference. First operand 3407 states and 6443 transitions. cyclomatic complexity: 3037 Second operand 7 states. [2018-11-28 23:45:42,946 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-11-28 23:45:47,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 23:45:47,849 INFO L93 Difference]: Finished difference Result 26930 states and 50655 transitions. [2018-11-28 23:45:47,850 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 23:45:47,850 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26930 states and 50655 transitions. [2018-11-28 23:45:48,042 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 16040 [2018-11-28 23:45:48,224 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26930 states to 26930 states and 50655 transitions. [2018-11-28 23:45:48,224 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26930 [2018-11-28 23:45:48,264 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 26930 [2018-11-28 23:45:48,264 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26930 states and 50655 transitions. [2018-11-28 23:45:48,303 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 23:45:48,303 INFO L705 BuchiCegarLoop]: Abstraction has 26930 states and 50655 transitions. [2018-11-28 23:45:48,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26930 states and 50655 transitions. [2018-11-28 23:45:48,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26930 to 9687. [2018-11-28 23:45:48,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9687 states. [2018-11-28 23:45:48,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9687 states to 9687 states and 18245 transitions. [2018-11-28 23:45:48,932 INFO L728 BuchiCegarLoop]: Abstraction has 9687 states and 18245 transitions. [2018-11-28 23:45:48,932 INFO L608 BuchiCegarLoop]: Abstraction has 9687 states and 18245 transitions. [2018-11-28 23:45:48,932 INFO L442 BuchiCegarLoop]: ======== Iteration 3============ [2018-11-28 23:45:48,932 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9687 states and 18245 transitions. [2018-11-28 23:45:48,973 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6442 [2018-11-28 23:45:48,973 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 23:45:48,974 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 23:45:48,978 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 23:45:48,978 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 23:45:48,979 INFO L794 eck$LassoCheckResult]: Stem: 36877#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~head~0.base, ~head~0.offset := 0, 0;call #t~string19.base, #t~string19.offset := #Ultimate.alloc(30);call #t~string20.base, #t~string20.offset := #Ultimate.alloc(9);call #t~string21.base, #t~string21.offset := #Ultimate.alloc(21);call #t~string22.base, #t~string22.offset := #Ultimate.alloc(30);call #t~string23.base, #t~string23.offset := #Ultimate.alloc(9);call #t~string24.base, #t~string24.offset := #Ultimate.alloc(21);call #t~string28.base, #t~string28.offset := #Ultimate.alloc(30);call #t~string29.base, #t~string29.offset := #Ultimate.alloc(9);call #t~string30.base, #t~string30.offset := #Ultimate.alloc(25);call #t~string31.base, #t~string31.offset := #Ultimate.alloc(30);call #t~string32.base, #t~string32.offset := #Ultimate.alloc(9);call #t~string33.base, #t~string33.offset := #Ultimate.alloc(25);~executiveFloor~0 := 4;~cleanupTimeShifts~0 := 12;~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~string92.base, #t~string92.offset := #Ultimate.alloc(10);call #t~string94.base, #t~string94.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string94.base, #t~string94.offset, 1);call write~init~int(95, #t~string94.base, 1 + #t~string94.offset, 1);call write~init~int(93, #t~string94.base, 2 + #t~string94.offset, 1);call write~init~int(0, #t~string94.base, 3 + #t~string94.offset, 1);call #t~string96.base, #t~string96.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string96.base, #t~string96.offset, 1);call write~init~int(93, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(32, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.alloc(5);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(97, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(116, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(32, #t~string98.base, 3 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 4 + #t~string98.offset, 1);call #t~string100.base, #t~string100.offset := #Ultimate.alloc(3);call write~init~int(37, #t~string100.base, #t~string100.offset, 1);call write~init~int(105, #t~string100.base, 1 + #t~string100.offset, 1);call write~init~int(0, #t~string100.base, 2 + #t~string100.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.alloc(10);call #t~string104.base, #t~string104.offset := #Ultimate.alloc(3);call write~init~int(117, #t~string104.base, #t~string104.offset, 1);call write~init~int(112, #t~string104.base, 1 + #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 2 + #t~string104.offset, 1);call #t~string106.base, #t~string106.offset := #Ultimate.alloc(5);call write~init~int(100, #t~string106.base, #t~string106.offset, 1);call write~init~int(111, #t~string106.base, 1 + #t~string106.offset, 1);call write~init~int(119, #t~string106.base, 2 + #t~string106.offset, 1);call write~init~int(110, #t~string106.base, 3 + #t~string106.offset, 1);call write~init~int(0, #t~string106.base, 4 + #t~string106.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.alloc(7);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(73, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(76, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(95, #t~string108.base, 3 + #t~string108.offset, 1);call write~init~int(112, #t~string108.base, 4 + #t~string108.offset, 1);call write~init~int(58, #t~string108.base, 5 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 6 + #t~string108.offset, 1);call #t~string110.base, #t~string110.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string110.base, #t~string110.offset, 1);call write~init~int(37, #t~string110.base, 1 + #t~string110.offset, 1);call write~init~int(105, #t~string110.base, 2 + #t~string110.offset, 1);call write~init~int(0, #t~string110.base, 3 + #t~string110.offset, 1);call #t~string112.base, #t~string112.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string112.base, #t~string112.offset, 1);call write~init~int(37, #t~string112.base, 1 + #t~string112.offset, 1);call write~init~int(105, #t~string112.base, 2 + #t~string112.offset, 1);call write~init~int(0, #t~string112.base, 3 + #t~string112.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string114.base, #t~string114.offset, 1);call write~init~int(37, #t~string114.base, 1 + #t~string114.offset, 1);call write~init~int(105, #t~string114.base, 2 + #t~string114.offset, 1);call write~init~int(0, #t~string114.base, 3 + #t~string114.offset, 1);call #t~string116.base, #t~string116.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string116.base, #t~string116.offset, 1);call write~init~int(37, #t~string116.base, 1 + #t~string116.offset, 1);call write~init~int(105, #t~string116.base, 2 + #t~string116.offset, 1);call write~init~int(0, #t~string116.base, 3 + #t~string116.offset, 1);call #t~string118.base, #t~string118.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string118.base, #t~string118.offset, 1);call write~init~int(37, #t~string118.base, 1 + #t~string118.offset, 1);call write~init~int(105, #t~string118.base, 2 + #t~string118.offset, 1);call write~init~int(0, #t~string118.base, 3 + #t~string118.offset, 1);call #t~string120.base, #t~string120.offset := #Ultimate.alloc(6);call write~init~int(32, #t~string120.base, #t~string120.offset, 1);call write~init~int(70, #t~string120.base, 1 + #t~string120.offset, 1);call write~init~int(95, #t~string120.base, 2 + #t~string120.offset, 1);call write~init~int(112, #t~string120.base, 3 + #t~string120.offset, 1);call write~init~int(58, #t~string120.base, 4 + #t~string120.offset, 1);call write~init~int(0, #t~string120.base, 5 + #t~string120.offset, 1);call #t~string123.base, #t~string123.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string123.base, #t~string123.offset, 1);call write~init~int(37, #t~string123.base, 1 + #t~string123.offset, 1);call write~init~int(105, #t~string123.base, 2 + #t~string123.offset, 1);call write~init~int(0, #t~string123.base, 3 + #t~string123.offset, 1);call #t~string126.base, #t~string126.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string126.base, #t~string126.offset, 1);call write~init~int(37, #t~string126.base, 1 + #t~string126.offset, 1);call write~init~int(105, #t~string126.base, 2 + #t~string126.offset, 1);call write~init~int(0, #t~string126.base, 3 + #t~string126.offset, 1);call #t~string129.base, #t~string129.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string129.base, #t~string129.offset, 1);call write~init~int(37, #t~string129.base, 1 + #t~string129.offset, 1);call write~init~int(105, #t~string129.base, 2 + #t~string129.offset, 1);call write~init~int(0, #t~string129.base, 3 + #t~string129.offset, 1);call #t~string132.base, #t~string132.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string132.base, #t~string132.offset, 1);call write~init~int(37, #t~string132.base, 1 + #t~string132.offset, 1);call write~init~int(105, #t~string132.base, 2 + #t~string132.offset, 1);call write~init~int(0, #t~string132.base, 3 + #t~string132.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(2);call write~init~int(10, #t~string137.base, #t~string137.offset, 1);call write~init~int(0, #t~string137.base, 1 + #t~string137.offset, 1);~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;~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; 36878#L-1 havoc main_#res;havoc main_#t~ret159, main_~retValue_acc~29, main_~tmp~24;havoc main_~retValue_acc~29;havoc main_~tmp~24; 36855#L64 havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; 36856#L72 main_#t~ret159 := valid_product_#res;main_~tmp~24 := main_#t~ret159;havoc main_#t~ret159; 37656#L3380 assume 0 != main_~tmp~24; 37657#L3355 ~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; 38475#L2084 havoc bigMacCall_#t~ret152, bigMacCall_~tmp~21;havoc bigMacCall_~tmp~21;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~26;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~26; 36966#L2969 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~26 := 4;getOrigin_#res := getOrigin_~retValue_acc~26; 36173#L2994 bigMacCall_#t~ret152 := getOrigin_#res;bigMacCall_~tmp~21 := bigMacCall_#t~ret152;havoc bigMacCall_#t~ret152;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~21;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 37125#L2617 assume 0 == initPersonOnFloor_~floor; 37099#L2618 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 36262#L2725-1 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; 36690#L2091 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 36383#L2103-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 37198#L2421-2 havoc angelinaCall_#t~ret149, angelinaCall_~tmp~18;havoc angelinaCall_~tmp~18;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~26;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~26; 36969#L2969-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~26 := 4;getOrigin_#res := getOrigin_~retValue_acc~26; 36176#L2994-1 angelinaCall_#t~ret149 := getOrigin_#res;angelinaCall_~tmp~18 := angelinaCall_#t~ret149;havoc angelinaCall_#t~ret149;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~18;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 37127#L2617-1 assume 0 == initPersonOnFloor_~floor; 37092#L2618-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 36212#L2725-3 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; 36947#L2091-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 36389#L2103-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 37182#L2421-5 havoc cleanup_#t~ret153, cleanup_#t~ret154, cleanup_~i~3, cleanup_~tmp~22, cleanup_~tmp___0~11, cleanup_~__cil_tmp4~2;havoc cleanup_~i~3;havoc cleanup_~tmp~22;havoc cleanup_~tmp___0~11;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret81, timeShift_#t~ret82, timeShift_#t~ret83, timeShift_#t~ret84, timeShift_#t~ret85, timeShift_#t~ret86, timeShift_#t~ret87, timeShift_#t~ret88, timeShift_#t~ret89, timeShift_#t~ret90, timeShift_#t~ret91, timeShift_~tmp~13, timeShift_~tmp___0~8, timeShift_~tmp___1~5, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~13;havoc timeShift_~tmp___0~8;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;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~ret65, stopRequestedAtCurrentFloor_#t~ret66, stopRequestedAtCurrentFloor_#t~ret67, stopRequestedAtCurrentFloor_#t~ret68, stopRequestedAtCurrentFloor_~retValue_acc~17, stopRequestedAtCurrentFloor_~tmp~11, stopRequestedAtCurrentFloor_~tmp___0~6;havoc stopRequestedAtCurrentFloor_~retValue_acc~17;havoc stopRequestedAtCurrentFloor_~tmp~11;havoc stopRequestedAtCurrentFloor_~tmp___0~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret139, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 38150#L2342 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 37378#L2369 isExecutiveFloorCalling_#t~ret139 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret139;havoc isExecutiveFloorCalling_#t~ret139;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 37379#L2055 stopRequestedAtCurrentFloor_#t~ret65 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~11 := stopRequestedAtCurrentFloor_#t~ret65;havoc stopRequestedAtCurrentFloor_#t~ret65; 37690#L1439 assume 0 != stopRequestedAtCurrentFloor_~tmp~11;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 36928#L770 stopRequestedAtCurrentFloor_#t~ret66 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~6 := stopRequestedAtCurrentFloor_#t~ret66;havoc stopRequestedAtCurrentFloor_#t~ret66; 36929#L1443 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~6);stopRequestedAtCurrentFloor_~retValue_acc~17 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~17; 37431#L1456 timeShift_#t~ret81 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret81;havoc timeShift_#t~ret81; 42273#L1592 assume !(0 != timeShift_~tmp___9~2); 42272#L1683 assume !(1 == ~doorState~0); 42271#L1683-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret59, stopRequestedInDirection_#t~ret60, stopRequestedInDirection_#t~ret61, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~14, stopRequestedInDirection_~tmp~8, stopRequestedInDirection_~tmp___0~4, 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~14;havoc stopRequestedInDirection_~tmp~8;havoc stopRequestedInDirection_~tmp___0~4;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret139, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 42270#L2342-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 42269#L2369-3 isExecutiveFloorCalling_#t~ret139 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret139;havoc isExecutiveFloorCalling_#t~ret139;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 42268#L2055-1 stopRequestedInDirection_#t~ret59 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~4 := stopRequestedInDirection_#t~ret59;havoc stopRequestedInDirection_#t~ret59; 42266#L1322 assume 0 != stopRequestedInDirection_~tmp___0~4;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 42267#L770-1 stopRequestedInDirection_#t~ret60 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~8 := stopRequestedInDirection_#t~ret60;havoc stopRequestedInDirection_#t~ret60;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~8 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~14 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~14; 43872#L1335 timeShift_#t~ret88 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret88;havoc timeShift_#t~ret88; 43870#L1691 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret62, continueInDirection_~dir, continueInDirection_~tmp~9;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~9;~currentHeading~0 := continueInDirection_~dir; 43869#L1379 assume !(1 == ~currentHeading~0); 36434#L1389 assume !(0 == ~currentFloorID~0); 36435#L1389-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 36445#L1395-5 havoc __utac_acc__Specification1_spec__3_#t~ret140, __utac_acc__Specification1_spec__3_#t~ret141, __utac_acc__Specification1_spec__3_#t~ret142, __utac_acc__Specification1_spec__3_#t~ret143, __utac_acc__Specification1_spec__3_#t~ret144, __utac_acc__Specification1_spec__3_#t~ret145, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~15, __utac_acc__Specification1_spec__3_~tmp___0~10, __utac_acc__Specification1_spec__3_~tmp___1~7, __utac_acc__Specification1_spec__3_~tmp___2~5, __utac_acc__Specification1_spec__3_~tmp___3~5, __utac_acc__Specification1_spec__3_~tmp___4~3;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~15;havoc __utac_acc__Specification1_spec__3_~tmp___0~10;havoc __utac_acc__Specification1_spec__3_~tmp___1~7;havoc __utac_acc__Specification1_spec__3_~tmp___2~5;havoc __utac_acc__Specification1_spec__3_~tmp___3~5;havoc __utac_acc__Specification1_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 44155#L770-3 __utac_acc__Specification1_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~15 := __utac_acc__Specification1_spec__3_#t~ret140;havoc __utac_acc__Specification1_spec__3_#t~ret140;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~15; 44154#L2129 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 44153#L2130 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~7;havoc areDoorsOpen_~retValue_acc~7;areDoorsOpen_~retValue_acc~7 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~7; 44151#L779 __utac_acc__Specification1_spec__3_#t~ret141 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~3 := __utac_acc__Specification1_spec__3_#t~ret141;havoc __utac_acc__Specification1_spec__3_#t~ret141; 44143#L2134 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 44134#L2189 cleanup_~i~3 := 0; 42306#L3187-2 [2018-11-28 23:45:48,979 INFO L796 eck$LassoCheckResult]: Loop: 42306#L3187-2 assume !false; 42307#L3188 cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 42302#L3191 assume cleanup_~i~3 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 42303#L641 cleanup_#t~ret153 := isBlocked_#res;cleanup_~tmp___0~11 := cleanup_#t~ret153;havoc cleanup_#t~ret153; 42298#L3195 assume 1 != cleanup_~tmp___0~11; 42299#L3195-1 havoc isIdle_#res;havoc isIdle_#t~ret47, isIdle_~retValue_acc~12, isIdle_~tmp~6;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~6;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret42, anyStopRequested_#t~ret43, anyStopRequested_#t~ret44, anyStopRequested_#t~ret45, anyStopRequested_#t~ret46, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~5, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~2, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~5;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~2;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 38659#L2342-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 38660#L2369-25 anyStopRequested_#t~ret42 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret42;havoc anyStopRequested_#t~ret42; 38224#L878 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 36470#L942 isIdle_#t~ret47 := anyStopRequested_#res;isIdle_~tmp~6 := isIdle_#t~ret47;havoc isIdle_#t~ret47;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~6 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 37052#L955 cleanup_#t~ret154 := isIdle_#res;cleanup_~tmp~22 := cleanup_#t~ret154;havoc cleanup_#t~ret154; 37758#L3207 assume !(0 != cleanup_~tmp~22);havoc timeShift_#t~ret81, timeShift_#t~ret82, timeShift_#t~ret83, timeShift_#t~ret84, timeShift_#t~ret85, timeShift_#t~ret86, timeShift_#t~ret87, timeShift_#t~ret88, timeShift_#t~ret89, timeShift_#t~ret90, timeShift_#t~ret91, timeShift_~tmp~13, timeShift_~tmp___0~8, timeShift_~tmp___1~5, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~13;havoc timeShift_~tmp___0~8;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;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~ret65, stopRequestedAtCurrentFloor_#t~ret66, stopRequestedAtCurrentFloor_#t~ret67, stopRequestedAtCurrentFloor_#t~ret68, stopRequestedAtCurrentFloor_~retValue_acc~17, stopRequestedAtCurrentFloor_~tmp~11, stopRequestedAtCurrentFloor_~tmp___0~6;havoc stopRequestedAtCurrentFloor_~retValue_acc~17;havoc stopRequestedAtCurrentFloor_~tmp~11;havoc stopRequestedAtCurrentFloor_~tmp___0~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret139, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 38891#L2342-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 38743#L2369-30 isExecutiveFloorCalling_#t~ret139 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret139;havoc isExecutiveFloorCalling_#t~ret139;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 38868#L2055-3 stopRequestedAtCurrentFloor_#t~ret65 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~11 := stopRequestedAtCurrentFloor_#t~ret65;havoc stopRequestedAtCurrentFloor_#t~ret65; 38869#L1439-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~11;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 44123#L770-4 stopRequestedAtCurrentFloor_#t~ret66 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~6 := stopRequestedAtCurrentFloor_#t~ret66;havoc stopRequestedAtCurrentFloor_#t~ret66; 44122#L1443-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~6);stopRequestedAtCurrentFloor_~retValue_acc~17 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~17; 43668#L1456-1 timeShift_#t~ret81 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret81;havoc timeShift_#t~ret81; 43669#L1592-1 assume !(0 != timeShift_~tmp___9~2); 44024#L1683-3 assume 1 == ~doorState~0;~doorState~0 := 0; 44025#L1683-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret59, stopRequestedInDirection_#t~ret60, stopRequestedInDirection_#t~ret61, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~14, stopRequestedInDirection_~tmp~8, stopRequestedInDirection_~tmp___0~4, 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~14;havoc stopRequestedInDirection_~tmp~8;havoc stopRequestedInDirection_~tmp___0~4;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret139, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 44020#L2342-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 44021#L2369-33 isExecutiveFloorCalling_#t~ret139 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret139;havoc isExecutiveFloorCalling_#t~ret139;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 44016#L2055-4 stopRequestedInDirection_#t~ret59 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~4 := stopRequestedInDirection_#t~ret59;havoc stopRequestedInDirection_#t~ret59; 44017#L1322-2 assume 0 != stopRequestedInDirection_~tmp___0~4;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 36904#L770-5 stopRequestedInDirection_#t~ret60 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~8 := stopRequestedInDirection_#t~ret60;havoc stopRequestedInDirection_#t~ret60;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~8 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~14 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~14; 36905#L1335-2 timeShift_#t~ret88 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret88;havoc timeShift_#t~ret88; 37044#L1691-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret62, continueInDirection_~dir, continueInDirection_~tmp~9;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~9;~currentHeading~0 := continueInDirection_~dir; 37046#L1379-3 assume !(1 == ~currentHeading~0); 36616#L1389-9 assume !(0 == ~currentFloorID~0); 36617#L1389-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 36607#L1395-11 havoc __utac_acc__Specification1_spec__3_#t~ret140, __utac_acc__Specification1_spec__3_#t~ret141, __utac_acc__Specification1_spec__3_#t~ret142, __utac_acc__Specification1_spec__3_#t~ret143, __utac_acc__Specification1_spec__3_#t~ret144, __utac_acc__Specification1_spec__3_#t~ret145, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~15, __utac_acc__Specification1_spec__3_~tmp___0~10, __utac_acc__Specification1_spec__3_~tmp___1~7, __utac_acc__Specification1_spec__3_~tmp___2~5, __utac_acc__Specification1_spec__3_~tmp___3~5, __utac_acc__Specification1_spec__3_~tmp___4~3;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~15;havoc __utac_acc__Specification1_spec__3_~tmp___0~10;havoc __utac_acc__Specification1_spec__3_~tmp___1~7;havoc __utac_acc__Specification1_spec__3_~tmp___2~5;havoc __utac_acc__Specification1_spec__3_~tmp___3~5;havoc __utac_acc__Specification1_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 44166#L770-7 __utac_acc__Specification1_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~15 := __utac_acc__Specification1_spec__3_#t~ret140;havoc __utac_acc__Specification1_spec__3_#t~ret140;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~15; 44165#L2129-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 44164#L2130-1 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~7;havoc areDoorsOpen_~retValue_acc~7;areDoorsOpen_~retValue_acc~7 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~7; 37734#L779-5 __utac_acc__Specification1_spec__3_#t~ret141 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~3 := __utac_acc__Specification1_spec__3_#t~ret141;havoc __utac_acc__Specification1_spec__3_#t~ret141; 36815#L2134-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 36701#L2189-1 cleanup_~i~3 := 1 + cleanup_~i~3; 42306#L3187-2 [2018-11-28 23:45:48,979 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:45:48,980 INFO L82 PathProgramCache]: Analyzing trace with hash 1784431421, now seen corresponding path program 2 times [2018-11-28 23:45:48,980 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:45:48,980 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:45:48,990 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:45:48,990 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:45:48,991 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:45:49,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 23:45:49,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 23:45:49,086 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 23:45:49,086 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 23:45:49,086 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-11-28 23:45:49,087 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:45:49,087 INFO L82 PathProgramCache]: Analyzing trace with hash -1013253215, now seen corresponding path program 1 times [2018-11-28 23:45:49,087 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:45:49,087 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:45:49,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:45:49,088 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 23:45:49,088 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:45:49,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 23:45:49,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 23:45:49,193 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 23:45:49,193 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 23:45:49,193 INFO L811 eck$LassoCheckResult]: loop already infeasible [2018-11-28 23:45:49,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 23:45:49,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 23:45:49,196 INFO L87 Difference]: Start difference. First operand 9687 states and 18245 transitions. cyclomatic complexity: 8560 Second operand 5 states. [2018-11-28 23:45:49,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 23:45:49,702 INFO L93 Difference]: Finished difference Result 35511 states and 66406 transitions. [2018-11-28 23:45:49,703 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 23:45:49,703 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35511 states and 66406 transitions. [2018-11-28 23:45:49,894 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 31164 [2018-11-28 23:45:50,075 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35511 states to 35511 states and 66406 transitions. [2018-11-28 23:45:50,075 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35511 [2018-11-28 23:45:50,118 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 35511 [2018-11-28 23:45:50,118 INFO L73 IsDeterministic]: Start isDeterministic. Operand 35511 states and 66406 transitions. [2018-11-28 23:45:50,161 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 23:45:50,161 INFO L705 BuchiCegarLoop]: Abstraction has 35511 states and 66406 transitions. [2018-11-28 23:45:50,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35511 states and 66406 transitions. [2018-11-28 23:45:50,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35511 to 12660. [2018-11-28 23:45:50,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12660 states. [2018-11-28 23:45:50,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12660 states to 12660 states and 23603 transitions. [2018-11-28 23:45:50,513 INFO L728 BuchiCegarLoop]: Abstraction has 12660 states and 23603 transitions. [2018-11-28 23:45:50,514 INFO L608 BuchiCegarLoop]: Abstraction has 12660 states and 23603 transitions. [2018-11-28 23:45:50,514 INFO L442 BuchiCegarLoop]: ======== Iteration 4============ [2018-11-28 23:45:50,514 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12660 states and 23603 transitions. [2018-11-28 23:45:50,571 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8494 [2018-11-28 23:45:50,571 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-28 23:45:50,571 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-28 23:45:50,575 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 23:45:50,575 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 23:45:50,578 INFO L794 eck$LassoCheckResult]: Stem: 82105#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];~head~0.base, ~head~0.offset := 0, 0;call #t~string19.base, #t~string19.offset := #Ultimate.alloc(30);call #t~string20.base, #t~string20.offset := #Ultimate.alloc(9);call #t~string21.base, #t~string21.offset := #Ultimate.alloc(21);call #t~string22.base, #t~string22.offset := #Ultimate.alloc(30);call #t~string23.base, #t~string23.offset := #Ultimate.alloc(9);call #t~string24.base, #t~string24.offset := #Ultimate.alloc(21);call #t~string28.base, #t~string28.offset := #Ultimate.alloc(30);call #t~string29.base, #t~string29.offset := #Ultimate.alloc(9);call #t~string30.base, #t~string30.offset := #Ultimate.alloc(25);call #t~string31.base, #t~string31.offset := #Ultimate.alloc(30);call #t~string32.base, #t~string32.offset := #Ultimate.alloc(9);call #t~string33.base, #t~string33.offset := #Ultimate.alloc(25);~executiveFloor~0 := 4;~cleanupTimeShifts~0 := 12;~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~string92.base, #t~string92.offset := #Ultimate.alloc(10);call #t~string94.base, #t~string94.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string94.base, #t~string94.offset, 1);call write~init~int(95, #t~string94.base, 1 + #t~string94.offset, 1);call write~init~int(93, #t~string94.base, 2 + #t~string94.offset, 1);call write~init~int(0, #t~string94.base, 3 + #t~string94.offset, 1);call #t~string96.base, #t~string96.offset := #Ultimate.alloc(4);call write~init~int(91, #t~string96.base, #t~string96.offset, 1);call write~init~int(93, #t~string96.base, 1 + #t~string96.offset, 1);call write~init~int(32, #t~string96.base, 2 + #t~string96.offset, 1);call write~init~int(0, #t~string96.base, 3 + #t~string96.offset, 1);call #t~string98.base, #t~string98.offset := #Ultimate.alloc(5);call write~init~int(32, #t~string98.base, #t~string98.offset, 1);call write~init~int(97, #t~string98.base, 1 + #t~string98.offset, 1);call write~init~int(116, #t~string98.base, 2 + #t~string98.offset, 1);call write~init~int(32, #t~string98.base, 3 + #t~string98.offset, 1);call write~init~int(0, #t~string98.base, 4 + #t~string98.offset, 1);call #t~string100.base, #t~string100.offset := #Ultimate.alloc(3);call write~init~int(37, #t~string100.base, #t~string100.offset, 1);call write~init~int(105, #t~string100.base, 1 + #t~string100.offset, 1);call write~init~int(0, #t~string100.base, 2 + #t~string100.offset, 1);call #t~string102.base, #t~string102.offset := #Ultimate.alloc(10);call #t~string104.base, #t~string104.offset := #Ultimate.alloc(3);call write~init~int(117, #t~string104.base, #t~string104.offset, 1);call write~init~int(112, #t~string104.base, 1 + #t~string104.offset, 1);call write~init~int(0, #t~string104.base, 2 + #t~string104.offset, 1);call #t~string106.base, #t~string106.offset := #Ultimate.alloc(5);call write~init~int(100, #t~string106.base, #t~string106.offset, 1);call write~init~int(111, #t~string106.base, 1 + #t~string106.offset, 1);call write~init~int(119, #t~string106.base, 2 + #t~string106.offset, 1);call write~init~int(110, #t~string106.base, 3 + #t~string106.offset, 1);call write~init~int(0, #t~string106.base, 4 + #t~string106.offset, 1);call #t~string108.base, #t~string108.offset := #Ultimate.alloc(7);call write~init~int(32, #t~string108.base, #t~string108.offset, 1);call write~init~int(73, #t~string108.base, 1 + #t~string108.offset, 1);call write~init~int(76, #t~string108.base, 2 + #t~string108.offset, 1);call write~init~int(95, #t~string108.base, 3 + #t~string108.offset, 1);call write~init~int(112, #t~string108.base, 4 + #t~string108.offset, 1);call write~init~int(58, #t~string108.base, 5 + #t~string108.offset, 1);call write~init~int(0, #t~string108.base, 6 + #t~string108.offset, 1);call #t~string110.base, #t~string110.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string110.base, #t~string110.offset, 1);call write~init~int(37, #t~string110.base, 1 + #t~string110.offset, 1);call write~init~int(105, #t~string110.base, 2 + #t~string110.offset, 1);call write~init~int(0, #t~string110.base, 3 + #t~string110.offset, 1);call #t~string112.base, #t~string112.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string112.base, #t~string112.offset, 1);call write~init~int(37, #t~string112.base, 1 + #t~string112.offset, 1);call write~init~int(105, #t~string112.base, 2 + #t~string112.offset, 1);call write~init~int(0, #t~string112.base, 3 + #t~string112.offset, 1);call #t~string114.base, #t~string114.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string114.base, #t~string114.offset, 1);call write~init~int(37, #t~string114.base, 1 + #t~string114.offset, 1);call write~init~int(105, #t~string114.base, 2 + #t~string114.offset, 1);call write~init~int(0, #t~string114.base, 3 + #t~string114.offset, 1);call #t~string116.base, #t~string116.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string116.base, #t~string116.offset, 1);call write~init~int(37, #t~string116.base, 1 + #t~string116.offset, 1);call write~init~int(105, #t~string116.base, 2 + #t~string116.offset, 1);call write~init~int(0, #t~string116.base, 3 + #t~string116.offset, 1);call #t~string118.base, #t~string118.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string118.base, #t~string118.offset, 1);call write~init~int(37, #t~string118.base, 1 + #t~string118.offset, 1);call write~init~int(105, #t~string118.base, 2 + #t~string118.offset, 1);call write~init~int(0, #t~string118.base, 3 + #t~string118.offset, 1);call #t~string120.base, #t~string120.offset := #Ultimate.alloc(6);call write~init~int(32, #t~string120.base, #t~string120.offset, 1);call write~init~int(70, #t~string120.base, 1 + #t~string120.offset, 1);call write~init~int(95, #t~string120.base, 2 + #t~string120.offset, 1);call write~init~int(112, #t~string120.base, 3 + #t~string120.offset, 1);call write~init~int(58, #t~string120.base, 4 + #t~string120.offset, 1);call write~init~int(0, #t~string120.base, 5 + #t~string120.offset, 1);call #t~string123.base, #t~string123.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string123.base, #t~string123.offset, 1);call write~init~int(37, #t~string123.base, 1 + #t~string123.offset, 1);call write~init~int(105, #t~string123.base, 2 + #t~string123.offset, 1);call write~init~int(0, #t~string123.base, 3 + #t~string123.offset, 1);call #t~string126.base, #t~string126.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string126.base, #t~string126.offset, 1);call write~init~int(37, #t~string126.base, 1 + #t~string126.offset, 1);call write~init~int(105, #t~string126.base, 2 + #t~string126.offset, 1);call write~init~int(0, #t~string126.base, 3 + #t~string126.offset, 1);call #t~string129.base, #t~string129.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string129.base, #t~string129.offset, 1);call write~init~int(37, #t~string129.base, 1 + #t~string129.offset, 1);call write~init~int(105, #t~string129.base, 2 + #t~string129.offset, 1);call write~init~int(0, #t~string129.base, 3 + #t~string129.offset, 1);call #t~string132.base, #t~string132.offset := #Ultimate.alloc(4);call write~init~int(32, #t~string132.base, #t~string132.offset, 1);call write~init~int(37, #t~string132.base, 1 + #t~string132.offset, 1);call write~init~int(105, #t~string132.base, 2 + #t~string132.offset, 1);call write~init~int(0, #t~string132.base, 3 + #t~string132.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(2);call write~init~int(10, #t~string137.base, #t~string137.offset, 1);call write~init~int(0, #t~string137.base, 1 + #t~string137.offset, 1);~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;~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; 82106#L-1 havoc main_#res;havoc main_#t~ret159, main_~retValue_acc~29, main_~tmp~24;havoc main_~retValue_acc~29;havoc main_~tmp~24; 82079#L64 havoc valid_product_#res;havoc valid_product_~retValue_acc~1;havoc valid_product_~retValue_acc~1;valid_product_~retValue_acc~1 := 1;valid_product_#res := valid_product_~retValue_acc~1; 82080#L72 main_#t~ret159 := valid_product_#res;main_~tmp~24 := main_#t~ret159;havoc main_#t~ret159; 82905#L3380 assume 0 != main_~tmp~24; 82906#L3355 ~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; 83719#L2084 havoc bigMacCall_#t~ret152, bigMacCall_~tmp~21;havoc bigMacCall_~tmp~21;getOrigin_#in~person := 5;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~26;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~26; 82189#L2969 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~26 := 4;getOrigin_#res := getOrigin_~retValue_acc~26; 81390#L2994 bigMacCall_#t~ret152 := getOrigin_#res;bigMacCall_~tmp~21 := bigMacCall_#t~ret152;havoc bigMacCall_#t~ret152;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 5, bigMacCall_~tmp~21;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 82349#L2617 assume 0 == initPersonOnFloor_~floor; 82324#L2618 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 81479#L2725-1 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; 81915#L2091 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 81599#L2103-2 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 82422#L2421-2 havoc angelinaCall_#t~ret149, angelinaCall_~tmp~18;havoc angelinaCall_~tmp~18;getOrigin_#in~person := 2;havoc getOrigin_#res;havoc getOrigin_~person, getOrigin_~retValue_acc~26;getOrigin_~person := getOrigin_#in~person;havoc getOrigin_~retValue_acc~26; 82192#L2969-1 assume 0 == getOrigin_~person;getOrigin_~retValue_acc~26 := 4;getOrigin_#res := getOrigin_~retValue_acc~26; 81393#L2994-1 angelinaCall_#t~ret149 := getOrigin_#res;angelinaCall_~tmp~18 := angelinaCall_#t~ret149;havoc angelinaCall_#t~ret149;initPersonOnFloor_#in~person, initPersonOnFloor_#in~floor := 2, angelinaCall_~tmp~18;havoc initPersonOnFloor_~person, initPersonOnFloor_~floor;initPersonOnFloor_~person := initPersonOnFloor_#in~person;initPersonOnFloor_~floor := initPersonOnFloor_#in~floor; 82351#L2617-1 assume 0 == initPersonOnFloor_~floor; 82317#L2618-2 assume 0 == initPersonOnFloor_~person;~personOnFloor_0_0~0 := 1; 81429#L2725-3 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; 82173#L2091-2 assume 0 == __utac_acc__Specification1_spec__2_~floor;~landingButtons_spc1_0~0 := 1; 81605#L2103-5 assume 0 == callOnFloor_~floorID;~calls_0~0 := 1; 82406#L2421-5 havoc cleanup_#t~ret153, cleanup_#t~ret154, cleanup_~i~3, cleanup_~tmp~22, cleanup_~tmp___0~11, cleanup_~__cil_tmp4~2;havoc cleanup_~i~3;havoc cleanup_~tmp~22;havoc cleanup_~tmp___0~11;havoc cleanup_~__cil_tmp4~2;havoc timeShift_#t~ret81, timeShift_#t~ret82, timeShift_#t~ret83, timeShift_#t~ret84, timeShift_#t~ret85, timeShift_#t~ret86, timeShift_#t~ret87, timeShift_#t~ret88, timeShift_#t~ret89, timeShift_#t~ret90, timeShift_#t~ret91, timeShift_~tmp~13, timeShift_~tmp___0~8, timeShift_~tmp___1~5, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~13;havoc timeShift_~tmp___0~8;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;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~ret65, stopRequestedAtCurrentFloor_#t~ret66, stopRequestedAtCurrentFloor_#t~ret67, stopRequestedAtCurrentFloor_#t~ret68, stopRequestedAtCurrentFloor_~retValue_acc~17, stopRequestedAtCurrentFloor_~tmp~11, stopRequestedAtCurrentFloor_~tmp___0~6;havoc stopRequestedAtCurrentFloor_~retValue_acc~17;havoc stopRequestedAtCurrentFloor_~tmp~11;havoc stopRequestedAtCurrentFloor_~tmp___0~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret139, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 83402#L2342 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 82612#L2369 isExecutiveFloorCalling_#t~ret139 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret139;havoc isExecutiveFloorCalling_#t~ret139;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 82613#L2055 stopRequestedAtCurrentFloor_#t~ret65 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~11 := stopRequestedAtCurrentFloor_#t~ret65;havoc stopRequestedAtCurrentFloor_#t~ret65; 82938#L1439 assume 0 != stopRequestedAtCurrentFloor_~tmp~11;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 82154#L770 stopRequestedAtCurrentFloor_#t~ret66 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~6 := stopRequestedAtCurrentFloor_#t~ret66;havoc stopRequestedAtCurrentFloor_#t~ret66; 82155#L1443 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~6);stopRequestedAtCurrentFloor_~retValue_acc~17 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~17; 82670#L1456 timeShift_#t~ret81 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret81;havoc timeShift_#t~ret81; 83352#L1592 assume !(0 != timeShift_~tmp___9~2); 83839#L1683 assume !(1 == ~doorState~0); 83841#L1683-2 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret59, stopRequestedInDirection_#t~ret60, stopRequestedInDirection_#t~ret61, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~14, stopRequestedInDirection_~tmp~8, stopRequestedInDirection_~tmp___0~4, 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~14;havoc stopRequestedInDirection_~tmp~8;havoc stopRequestedInDirection_~tmp___0~4;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret139, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 85976#L2342-3 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 85975#L2369-3 isExecutiveFloorCalling_#t~ret139 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret139;havoc isExecutiveFloorCalling_#t~ret139;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 85974#L2055-1 stopRequestedInDirection_#t~ret59 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~4 := stopRequestedInDirection_#t~ret59;havoc stopRequestedInDirection_#t~ret59; 85973#L1322 assume 0 != stopRequestedInDirection_~tmp___0~4;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 85803#L770-1 stopRequestedInDirection_#t~ret60 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~8 := stopRequestedInDirection_#t~ret60;havoc stopRequestedInDirection_#t~ret60;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~8 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~14 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~14; 85802#L1335 timeShift_#t~ret88 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret88;havoc timeShift_#t~ret88; 85800#L1691 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret62, continueInDirection_~dir, continueInDirection_~tmp~9;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~9;~currentHeading~0 := continueInDirection_~dir; 83734#L1379 assume !(1 == ~currentHeading~0); 83735#L1389 assume !(0 == ~currentFloorID~0); 81664#L1389-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 81665#L1395-5 havoc __utac_acc__Specification1_spec__3_#t~ret140, __utac_acc__Specification1_spec__3_#t~ret141, __utac_acc__Specification1_spec__3_#t~ret142, __utac_acc__Specification1_spec__3_#t~ret143, __utac_acc__Specification1_spec__3_#t~ret144, __utac_acc__Specification1_spec__3_#t~ret145, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~15, __utac_acc__Specification1_spec__3_~tmp___0~10, __utac_acc__Specification1_spec__3_~tmp___1~7, __utac_acc__Specification1_spec__3_~tmp___2~5, __utac_acc__Specification1_spec__3_~tmp___3~5, __utac_acc__Specification1_spec__3_~tmp___4~3;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~15;havoc __utac_acc__Specification1_spec__3_~tmp___0~10;havoc __utac_acc__Specification1_spec__3_~tmp___1~7;havoc __utac_acc__Specification1_spec__3_~tmp___2~5;havoc __utac_acc__Specification1_spec__3_~tmp___3~5;havoc __utac_acc__Specification1_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 82168#L770-3 __utac_acc__Specification1_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~15 := __utac_acc__Specification1_spec__3_#t~ret140;havoc __utac_acc__Specification1_spec__3_#t~ret140;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~15; 82169#L2129 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 83623#L2130 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~7;havoc areDoorsOpen_~retValue_acc~7;areDoorsOpen_~retValue_acc~7 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~7; 83625#L779 __utac_acc__Specification1_spec__3_#t~ret141 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~3 := __utac_acc__Specification1_spec__3_#t~ret141;havoc __utac_acc__Specification1_spec__3_#t~ret141; 85740#L2134 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 85741#L2189 cleanup_~i~3 := 0; 91032#L3187-2 [2018-11-28 23:45:50,578 INFO L796 eck$LassoCheckResult]: Loop: 91032#L3187-2 assume !false; 91027#L3188 cleanup_~__cil_tmp4~2 := ~cleanupTimeShifts~0 - 1; 91025#L3191 assume cleanup_~i~3 < cleanup_~__cil_tmp4~2;havoc isBlocked_#res;havoc isBlocked_~retValue_acc~5;havoc isBlocked_~retValue_acc~5;isBlocked_~retValue_acc~5 := 0;isBlocked_#res := isBlocked_~retValue_acc~5; 91024#L641 cleanup_#t~ret153 := isBlocked_#res;cleanup_~tmp___0~11 := cleanup_#t~ret153;havoc cleanup_#t~ret153; 91023#L3195 assume 1 != cleanup_~tmp___0~11; 91022#L3195-1 havoc isIdle_#res;havoc isIdle_#t~ret47, isIdle_~retValue_acc~12, isIdle_~tmp~6;havoc isIdle_~retValue_acc~12;havoc isIdle_~tmp~6;havoc anyStopRequested_#res;havoc anyStopRequested_#t~ret42, anyStopRequested_#t~ret43, anyStopRequested_#t~ret44, anyStopRequested_#t~ret45, anyStopRequested_#t~ret46, anyStopRequested_~retValue_acc~11, anyStopRequested_~tmp~5, anyStopRequested_~tmp___0~2, anyStopRequested_~tmp___1~2, anyStopRequested_~tmp___2~0, anyStopRequested_~tmp___3~0;havoc anyStopRequested_~retValue_acc~11;havoc anyStopRequested_~tmp~5;havoc anyStopRequested_~tmp___0~2;havoc anyStopRequested_~tmp___1~2;havoc anyStopRequested_~tmp___2~0;havoc anyStopRequested_~tmp___3~0;isFloorCalling_#in~floorID := 0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 91021#L2342-25 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 91020#L2369-25 anyStopRequested_#t~ret42 := isFloorCalling_#res;anyStopRequested_~tmp___3~0 := anyStopRequested_#t~ret42;havoc anyStopRequested_#t~ret42; 90879#L878 assume 0 != anyStopRequested_~tmp___3~0;anyStopRequested_~retValue_acc~11 := 1;anyStopRequested_#res := anyStopRequested_~retValue_acc~11; 90874#L942 isIdle_#t~ret47 := anyStopRequested_#res;isIdle_~tmp~6 := isIdle_#t~ret47;havoc isIdle_#t~ret47;isIdle_~retValue_acc~12 := (if 0 == isIdle_~tmp~6 then 1 else 0);isIdle_#res := isIdle_~retValue_acc~12; 90873#L955 cleanup_#t~ret154 := isIdle_#res;cleanup_~tmp~22 := cleanup_#t~ret154;havoc cleanup_#t~ret154; 90872#L3207 assume !(0 != cleanup_~tmp~22);havoc timeShift_#t~ret81, timeShift_#t~ret82, timeShift_#t~ret83, timeShift_#t~ret84, timeShift_#t~ret85, timeShift_#t~ret86, timeShift_#t~ret87, timeShift_#t~ret88, timeShift_#t~ret89, timeShift_#t~ret90, timeShift_#t~ret91, timeShift_~tmp~13, timeShift_~tmp___0~8, timeShift_~tmp___1~5, timeShift_~tmp___2~3, timeShift_~tmp___3~3, timeShift_~tmp___4~2, timeShift_~tmp___5~2, timeShift_~tmp___6~2, timeShift_~tmp___7~2, timeShift_~tmp___8~2, timeShift_~tmp___9~2;havoc timeShift_~tmp~13;havoc timeShift_~tmp___0~8;havoc timeShift_~tmp___1~5;havoc timeShift_~tmp___2~3;havoc timeShift_~tmp___3~3;havoc timeShift_~tmp___4~2;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~ret65, stopRequestedAtCurrentFloor_#t~ret66, stopRequestedAtCurrentFloor_#t~ret67, stopRequestedAtCurrentFloor_#t~ret68, stopRequestedAtCurrentFloor_~retValue_acc~17, stopRequestedAtCurrentFloor_~tmp~11, stopRequestedAtCurrentFloor_~tmp___0~6;havoc stopRequestedAtCurrentFloor_~retValue_acc~17;havoc stopRequestedAtCurrentFloor_~tmp~11;havoc stopRequestedAtCurrentFloor_~tmp___0~6;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret139, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 90871#L2342-30 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 86493#L2369-30 isExecutiveFloorCalling_#t~ret139 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret139;havoc isExecutiveFloorCalling_#t~ret139;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 90870#L2055-3 stopRequestedAtCurrentFloor_#t~ret65 := isExecutiveFloorCalling_#res;stopRequestedAtCurrentFloor_~tmp~11 := stopRequestedAtCurrentFloor_#t~ret65;havoc stopRequestedAtCurrentFloor_#t~ret65; 90869#L1439-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~11;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 90864#L770-4 stopRequestedAtCurrentFloor_#t~ret66 := getCurrentFloorID_#res;stopRequestedAtCurrentFloor_~tmp___0~6 := stopRequestedAtCurrentFloor_#t~ret66;havoc stopRequestedAtCurrentFloor_#t~ret66; 90863#L1443-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~6);stopRequestedAtCurrentFloor_~retValue_acc~17 := 0;stopRequestedAtCurrentFloor_#res := stopRequestedAtCurrentFloor_~retValue_acc~17; 82673#L1456-1 timeShift_#t~ret81 := stopRequestedAtCurrentFloor_#res;timeShift_~tmp___9~2 := timeShift_#t~ret81;havoc timeShift_#t~ret81; 91243#L1592-1 assume !(0 != timeShift_~tmp___9~2); 91242#L1683-3 assume !(1 == ~doorState~0); 91241#L1683-5 stopRequestedInDirection_#in~dir, stopRequestedInDirection_#in~respectFloorCalls, stopRequestedInDirection_#in~respectInLiftCalls := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res;havoc stopRequestedInDirection_#t~ret59, stopRequestedInDirection_#t~ret60, stopRequestedInDirection_#t~ret61, stopRequestedInDirection_~dir, stopRequestedInDirection_~respectFloorCalls, stopRequestedInDirection_~respectInLiftCalls, stopRequestedInDirection_~retValue_acc~14, stopRequestedInDirection_~tmp~8, stopRequestedInDirection_~tmp___0~4, 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~14;havoc stopRequestedInDirection_~tmp~8;havoc stopRequestedInDirection_~tmp___0~4;havoc stopRequestedInDirection_~__cil_tmp7~5;havoc stopRequestedInDirection_~__cil_tmp8~5;havoc isExecutiveFloorCalling_#res;havoc isExecutiveFloorCalling_#t~ret139, isExecutiveFloorCalling_~retValue_acc~20;havoc isExecutiveFloorCalling_~retValue_acc~20;isFloorCalling_#in~floorID := ~executiveFloor~0;havoc isFloorCalling_#res;havoc isFloorCalling_~floorID, isFloorCalling_~retValue_acc~22;isFloorCalling_~floorID := isFloorCalling_#in~floorID;havoc isFloorCalling_~retValue_acc~22; 91240#L2342-33 assume 0 == isFloorCalling_~floorID;isFloorCalling_~retValue_acc~22 := ~calls_0~0;isFloorCalling_#res := isFloorCalling_~retValue_acc~22; 91239#L2369-33 isExecutiveFloorCalling_#t~ret139 := isFloorCalling_#res;isExecutiveFloorCalling_~retValue_acc~20 := isExecutiveFloorCalling_#t~ret139;havoc isExecutiveFloorCalling_#t~ret139;isExecutiveFloorCalling_#res := isExecutiveFloorCalling_~retValue_acc~20; 91238#L2055-4 stopRequestedInDirection_#t~ret59 := isExecutiveFloorCalling_#res;stopRequestedInDirection_~tmp___0~4 := stopRequestedInDirection_#t~ret59;havoc stopRequestedInDirection_#t~ret59; 91237#L1322-2 assume 0 != stopRequestedInDirection_~tmp___0~4;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 82128#L770-5 stopRequestedInDirection_#t~ret60 := getCurrentFloorID_#res;stopRequestedInDirection_~tmp~8 := stopRequestedInDirection_#t~ret60;havoc stopRequestedInDirection_#t~ret60;stopRequestedInDirection_~__cil_tmp7~5 := (if 1 == stopRequestedInDirection_~dir then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5 := (if stopRequestedInDirection_~tmp~8 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~14 := (if stopRequestedInDirection_~__cil_tmp8~5 == stopRequestedInDirection_~__cil_tmp7~5 then 1 else 0);stopRequestedInDirection_#res := stopRequestedInDirection_~retValue_acc~14; 82129#L1335-2 timeShift_#t~ret88 := stopRequestedInDirection_#res;timeShift_~tmp___8~2 := timeShift_#t~ret88;havoc timeShift_#t~ret88; 82268#L1691-1 assume 0 != timeShift_~tmp___8~2;continueInDirection_#in~dir := ~currentHeading~0;havoc continueInDirection_#t~ret62, continueInDirection_~dir, continueInDirection_~tmp~9;continueInDirection_~dir := continueInDirection_#in~dir;havoc continueInDirection_~tmp~9;~currentHeading~0 := continueInDirection_~dir; 82270#L1379-3 assume !(1 == ~currentHeading~0); 81837#L1389-9 assume !(0 == ~currentFloorID~0); 81838#L1389-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 81828#L1395-11 havoc __utac_acc__Specification1_spec__3_#t~ret140, __utac_acc__Specification1_spec__3_#t~ret141, __utac_acc__Specification1_spec__3_#t~ret142, __utac_acc__Specification1_spec__3_#t~ret143, __utac_acc__Specification1_spec__3_#t~ret144, __utac_acc__Specification1_spec__3_#t~ret145, __utac_acc__Specification1_spec__3_~floor~0, __utac_acc__Specification1_spec__3_~tmp~15, __utac_acc__Specification1_spec__3_~tmp___0~10, __utac_acc__Specification1_spec__3_~tmp___1~7, __utac_acc__Specification1_spec__3_~tmp___2~5, __utac_acc__Specification1_spec__3_~tmp___3~5, __utac_acc__Specification1_spec__3_~tmp___4~3;havoc __utac_acc__Specification1_spec__3_~floor~0;havoc __utac_acc__Specification1_spec__3_~tmp~15;havoc __utac_acc__Specification1_spec__3_~tmp___0~10;havoc __utac_acc__Specification1_spec__3_~tmp___1~7;havoc __utac_acc__Specification1_spec__3_~tmp___2~5;havoc __utac_acc__Specification1_spec__3_~tmp___3~5;havoc __utac_acc__Specification1_spec__3_~tmp___4~3;havoc getCurrentFloorID_#res;havoc getCurrentFloorID_~retValue_acc~6;havoc getCurrentFloorID_~retValue_acc~6;getCurrentFloorID_~retValue_acc~6 := ~currentFloorID~0;getCurrentFloorID_#res := getCurrentFloorID_~retValue_acc~6; 91068#L770-7 __utac_acc__Specification1_spec__3_#t~ret140 := getCurrentFloorID_#res;__utac_acc__Specification1_spec__3_~tmp~15 := __utac_acc__Specification1_spec__3_#t~ret140;havoc __utac_acc__Specification1_spec__3_#t~ret140;__utac_acc__Specification1_spec__3_~floor~0 := __utac_acc__Specification1_spec__3_~tmp~15; 91066#L2129-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0; 91061#L2130-1 assume 0 != ~landingButtons_spc1_0~0;havoc areDoorsOpen_#res;havoc areDoorsOpen_~retValue_acc~7;havoc areDoorsOpen_~retValue_acc~7;areDoorsOpen_~retValue_acc~7 := ~doorState~0;areDoorsOpen_#res := areDoorsOpen_~retValue_acc~7; 91060#L779-5 __utac_acc__Specification1_spec__3_#t~ret141 := areDoorsOpen_#res;__utac_acc__Specification1_spec__3_~tmp___4~3 := __utac_acc__Specification1_spec__3_#t~ret141;havoc __utac_acc__Specification1_spec__3_#t~ret141; 91051#L2134-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~3;~landingButtons_spc1_0~0 := 0; 91033#L2189-1 cleanup_~i~3 := 1 + cleanup_~i~3; 91032#L3187-2 [2018-11-28 23:45:50,578 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:45:50,579 INFO L82 PathProgramCache]: Analyzing trace with hash 1784431421, now seen corresponding path program 3 times [2018-11-28 23:45:50,579 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:45:50,579 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:45:50,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:45:50,581 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 23:45:50,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:45:50,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 23:45:50,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 23:45:50,696 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 23:45:50,696 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 23:45:50,698 INFO L799 eck$LassoCheckResult]: stem already infeasible [2018-11-28 23:45:50,698 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:45:50,700 INFO L82 PathProgramCache]: Analyzing trace with hash 1592770339, now seen corresponding path program 1 times [2018-11-28 23:45:50,701 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 23:45:50,701 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 23:45:50,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:45:50,703 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-28 23:45:50,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 23:45:50,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:45:50,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 23:45:51,883 WARN L180 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 176 DAG size of output: 158 [2018-11-28 23:45:53,469 WARN L180 SmtUtils]: Spent 1.55 s on a formula simplification. DAG size of input: 141 DAG size of output: 124 [2018-11-28 23:45:53,485 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:45:53,486 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:45:53,486 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:45:53,486 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:45:53,487 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-28 23:45:53,487 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:45:53,487 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:45:53,487 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:45:53,487 INFO L131 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product03_true-unreach-call_true-termination.cil.c_Iteration4_Loop [2018-11-28 23:45:53,487 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:45:53,488 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:45:53,518 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,558 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,562 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,584 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,586 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,587 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,590 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,592 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,596 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,599 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,633 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,636 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,645 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,649 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,715 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,730 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,740 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,757 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,768 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,772 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,793 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,821 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,823 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,825 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,828 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,834 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,837 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,839 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,861 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,876 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,879 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,881 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,884 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,887 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,889 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,894 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,897 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,899 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,901 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,902 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,913 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,916 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,919 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,925 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,928 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,930 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,937 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,940 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,952 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,982 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:53,994 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:54,014 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:54,017 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:54,029 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:54,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:54,043 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:54,045 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:54,047 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:54,049 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:54,952 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:45:54,953 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:45:54,963 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:45:54,963 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:45:54,970 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:45:54,970 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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:45:54,993 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:45:54,993 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:45:54,998 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:45:54,998 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___2~5=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___2~5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:45:55,019 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:45:55,019 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:45:55,025 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:45:55,025 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___1~2=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___1~2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:45:55,048 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:45:55,048 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:45:55,065 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:45:55,066 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_cleanup_#t~ret153=0} Honda state: {ULTIMATE.start_cleanup_#t~ret153=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2018-11-28 23:45:55,112 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:45:55,113 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:45:55,123 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:45:55,124 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret141=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret141=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2018-11-28 23:45:55,163 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:45:55,163 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:45:55,188 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:45:55,189 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_isIdle_~retValue_acc~12=0, ULTIMATE.start_isIdle_#res=0, ULTIMATE.start_cleanup_~tmp~22=0} Honda state: {ULTIMATE.start_isIdle_~retValue_acc~12=0, ULTIMATE.start_isIdle_#res=0, ULTIMATE.start_cleanup_~tmp~22=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:45:55,256 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:45:55,256 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:45:55,270 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:45:55,270 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#t~ret45=0} Honda state: {ULTIMATE.start_anyStopRequested_#t~ret45=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2018-11-28 23:45:55,303 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:45:55,303 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:45:55,313 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:45:55,313 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_#t~ret59=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_#t~ret59=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:45:55,349 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:45:55,350 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:45:55,364 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:45:55,364 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret145=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret145=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:45:55,404 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:45:55,407 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-28 23:45:55,421 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:45:55,421 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_~tmp___2~0=0} Honda state: {ULTIMATE.start_anyStopRequested_~tmp___2~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2018-11-28 23:45:55,459 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:45:55,459 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:45:55,470 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:45:55,471 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_anyStopRequested_#t~ret43=0} Honda state: {ULTIMATE.start_anyStopRequested_#t~ret43=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2018-11-28 23:45:55,511 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:45:55,511 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:45:55,525 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:45:55,525 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret143=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_#t~ret143=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2018-11-28 23:45:55,561 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:45:55,562 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:45:55,575 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:45:55,575 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___0~10=0} Honda state: {ULTIMATE.start___utac_acc__Specification1_spec__3_~tmp___0~10=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2018-11-28 23:45:55,612 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:45:55,612 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:45:55,624 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-28 23:45:55,624 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_stopRequestedInDirection_#t~ret60=0} Honda state: {ULTIMATE.start_stopRequestedInDirection_#t~ret60=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2018-11-28 23:45:55,662 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-28 23:45:55,662 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2018-11-28 23:45:55,710 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-28 23:45:55,710 INFO L163 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:45:56,468 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-28 23:45:56,470 INFO L216 LassoAnalysis]: Preferences: [2018-11-28 23:45:56,470 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-28 23:45:56,470 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-28 23:45:56,471 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-28 23:45:56,471 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-28 23:45:56,471 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-28 23:45:56,471 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-28 23:45:56,471 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-28 23:45:56,471 INFO L131 ssoRankerPreferences]: Filename of dumped script: elevator_spec1_product03_true-unreach-call_true-termination.cil.c_Iteration4_Loop [2018-11-28 23:45:56,471 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-28 23:45:56,471 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-28 23:45:56,482 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,492 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,495 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,503 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,509 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,510 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,513 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,515 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,557 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,757 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,765 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,769 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,772 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,776 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,777 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,782 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,792 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,794 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,796 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,797 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,802 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,803 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,837 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,867 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,891 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:56,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:57,152 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-11-28 23:45:57,152 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:57,179 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:57,206 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:57,232 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:57,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:57,278 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:57,281 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:57,282 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:57,286 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:57,290 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:57,292 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:57,293 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:57,294 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:57,304 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:57,324 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:57,329 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:57,330 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:57,342 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:57,351 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:57,367 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:57,376 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:57,417 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:57,484 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:57,508 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:57,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-28 23:45:57,820 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-11-28 23:45:58,207 WARN L180 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-11-28 23:45:58,847 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-28 23:45:58,854 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-28 23:45:58,855 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:45:58,857 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:45:58,857 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:45:58,860 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:45:58,860 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:45:58,860 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:45:58,862 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:45:58,863 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:45:58,866 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:45:58,866 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:45:58,870 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:45:58,870 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:45:58,870 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:45:58,870 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:45:58,870 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:45:58,871 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:45:58,871 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:45:58,872 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:45:58,873 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:45:58,873 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:45:58,873 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:45:58,873 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:45:58,874 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:45:58,874 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:45:58,874 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:45:58,874 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:45:58,875 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:45:58,876 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:45:58,876 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:45:58,876 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:45:58,876 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:45:58,876 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:45:58,877 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:45:58,877 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:45:58,877 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:45:58,878 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:45:58,878 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:45:58,878 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:45:58,878 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:45:58,879 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:45:58,879 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:45:58,879 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:45:58,879 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:45:58,880 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:45:58,882 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:45:58,883 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:45:58,883 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:45:58,883 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:45:58,884 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:45:58,891 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:45:58,891 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:45:58,891 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:45:58,891 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:45:58,892 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:45:58,899 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:45:58,899 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:45:58,900 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:45:58,900 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:45:58,900 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:45:58,900 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:45:58,900 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:45:58,900 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:45:58,902 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:45:58,902 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:45:58,903 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:45:58,903 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:45:58,903 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:45:58,903 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:45:58,903 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:45:58,903 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:45:58,907 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:45:58,908 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:45:58,908 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:45:58,908 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:45:58,908 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:45:58,914 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:45:58,914 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:45:58,914 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:45:58,915 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:45:58,915 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:45:58,915 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:45:58,916 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:45:58,916 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:45:58,916 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:45:58,916 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:45:58,917 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:45:58,923 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:45:58,923 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:45:58,923 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:45:58,924 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:45:58,930 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:45:58,930 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:45:58,931 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:45:58,931 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:45:58,931 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:45:58,931 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:45:58,931 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:45:58,931 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:45:58,934 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:45:58,935 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:45:58,938 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:45:58,938 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:45:58,938 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:45:58,939 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:45:58,939 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:45:58,939 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:45:58,939 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:45:58,942 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:45:58,942 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:45:58,943 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:45:58,943 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:45:58,943 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:45:58,943 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:45:58,943 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:45:58,944 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:45:58,944 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:45:58,944 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-28 23:45:58,950 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-28 23:45:58,950 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-28 23:45:58,951 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-28 23:45:58,951 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-28 23:45:58,951 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-28 23:45:58,951 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-28 23:45:58,956 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-28 23:45:58,956 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-28 23:45:58,965 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-28 23:45:58,979 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2018-11-28 23:45:58,980 INFO L444 ModelExtractionUtils]: 1 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2018-11-28 23:45:58,983 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-28 23:45:58,983 INFO L440 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2018-11-28 23:45:58,983 INFO L518 LassoAnalysis]: Proved termination. [2018-11-28 23:45:58,984 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(~cleanupTimeShifts~0, ULTIMATE.start_cleanup_~i~3) = 1*~cleanupTimeShifts~0 - 1*ULTIMATE.start_cleanup_~i~3 Supporting invariants [] [2018-11-28 23:45:58,988 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2018-11-28 23:45:59,106 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 23:45:59,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 23:45:59,239 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 23:45:59,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 23:45:59,299 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 23:45:59,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 23:45:59,420 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2018-11-28 23:45:59,421 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 12660 states and 23603 transitions. cyclomatic complexity: 10945 Second operand 5 states. [2018-11-28 23:46:00,024 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 12660 states and 23603 transitions. cyclomatic complexity: 10945. Second operand 5 states. Result 21153 states and 39423 transitions. Complement of second has 8 states. [2018-11-28 23:46:00,025 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 [2018-11-28 23:46:00,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-28 23:46:00,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 4329 transitions. [2018-11-28 23:46:00,036 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4329 transitions. Stem has 50 letters. Loop has 39 letters. [2018-11-28 23:46:00,038 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-28 23:46:00,039 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4329 transitions. Stem has 89 letters. Loop has 39 letters. [2018-11-28 23:46:00,041 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-28 23:46:00,041 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 4329 transitions. Stem has 50 letters. Loop has 78 letters. [2018-11-28 23:46:00,044 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-28 23:46:00,045 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21153 states and 39423 transitions. [2018-11-28 23:46:00,159 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-28 23:46:00,159 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21153 states to 0 states and 0 transitions. [2018-11-28 23:46:00,159 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-28 23:46:00,159 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-28 23:46:00,159 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-28 23:46:00,162 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 23:46:00,162 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 23:46:00,163 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 23:46:00,163 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 23:46:00,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 23:46:00,164 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2018-11-28 23:46:00,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 23:46:00,164 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2018-11-28 23:46:00,164 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 23:46:00,164 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2018-11-28 23:46:00,164 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-28 23:46:00,164 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 23:46:00,165 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-28 23:46:00,165 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-28 23:46:00,165 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-28 23:46:00,165 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-28 23:46:00,165 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 23:46:00,165 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 23:46:00,165 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 23:46:00,165 INFO L442 BuchiCegarLoop]: ======== Iteration 5============ [2018-11-28 23:46:00,165 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-28 23:46:00,165 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-28 23:46:00,165 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-28 23:46:00,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 11:46:00 BoogieIcfgContainer [2018-11-28 23:46:00,184 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-28 23:46:00,184 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 23:46:00,184 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 23:46:00,185 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 23:46:00,185 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:45:37" (3/4) ... [2018-11-28 23:46:00,193 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 23:46:00,193 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 23:46:00,194 INFO L168 Benchmark]: Toolchain (without parser) took 35134.62 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 820.0 MB). Free memory was 947.2 MB in the beginning and 1.3 GB in the end (delta: -367.8 MB). Peak memory consumption was 452.2 MB. Max. memory is 11.5 GB. [2018-11-28 23:46:00,196 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:46:00,197 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1306.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 947.2 MB in the beginning and 1.1 GB in the end (delta: -139.8 MB). Peak memory consumption was 52.6 MB. Max. memory is 11.5 GB. [2018-11-28 23:46:00,197 INFO L168 Benchmark]: Boogie Procedure Inliner took 287.20 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: 20.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2018-11-28 23:46:00,201 INFO L168 Benchmark]: Boogie Preprocessor took 211.69 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. [2018-11-28 23:46:00,202 INFO L168 Benchmark]: RCFGBuilder took 10573.49 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 111.7 MB). Free memory was 1.0 GB in the beginning and 811.7 MB in the end (delta: 227.9 MB). Peak memory consumption was 339.6 MB. Max. memory is 11.5 GB. [2018-11-28 23:46:00,204 INFO L168 Benchmark]: BuchiAutomizer took 22740.40 ms. Allocated memory was 1.3 GB in the beginning and 1.8 GB in the end (delta: 579.9 MB). Free memory was 811.7 MB in the beginning and 1.3 GB in the end (delta: -503.3 MB). Peak memory consumption was 76.6 MB. Max. memory is 11.5 GB. [2018-11-28 23:46:00,206 INFO L168 Benchmark]: Witness Printer took 8.79 ms. Allocated memory is still 1.8 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. [2018-11-28 23:46:00,213 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1306.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 947.2 MB in the beginning and 1.1 GB in the end (delta: -139.8 MB). Peak memory consumption was 52.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 287.20 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: 20.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 211.69 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 10573.49 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 111.7 MB). Free memory was 1.0 GB in the beginning and 811.7 MB in the end (delta: 227.9 MB). Peak memory consumption was 339.6 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 22740.40 ms. Allocated memory was 1.3 GB in the beginning and 1.8 GB in the end (delta: 579.9 MB). Free memory was 811.7 MB in the beginning and 1.3 GB in the end (delta: -503.3 MB). Peak memory consumption was 76.6 MB. Max. memory is 11.5 GB. * Witness Printer took 8.79 ms. Allocated memory is still 1.8 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 24 B). Peak memory consumption was 24 B. 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 22.6s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 9.8s. Construction of modules took 6.6s. Büchi inclusion checks took 3.4s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 0. Automata minimization 1.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 40096 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.9s Buchi closure took 0.0s. Biggest automaton had 12660 states and ocurred in iteration 3. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 23418 SDtfs, 72450 SDslu, 55404 SDs, 0 SdLazy, 2642 SolverSat, 713 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.6s 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: 11ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 14 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 1.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...