./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/elevator_spec1_product27.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/product-lines/elevator_spec1_product27.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 b90339f9090766921b1c16763101e1e0bf56713d98b802bfaa51b02dabc40a61 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 17:13:01,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 17:13:01,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 17:13:01,387 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 17:13:01,388 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 17:13:01,390 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 17:13:01,391 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 17:13:01,393 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 17:13:01,395 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 17:13:01,398 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 17:13:01,399 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 17:13:01,400 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 17:13:01,400 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 17:13:01,402 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 17:13:01,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 17:13:01,408 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 17:13:01,409 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 17:13:01,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 17:13:01,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 17:13:01,415 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 17:13:01,416 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 17:13:01,417 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 17:13:01,418 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 17:13:01,418 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 17:13:01,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 17:13:01,423 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 17:13:01,423 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 17:13:01,424 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 17:13:01,425 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 17:13:01,425 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 17:13:01,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 17:13:01,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 17:13:01,427 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 17:13:01,428 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 17:13:01,429 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 17:13:01,429 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 17:13:01,429 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 17:13:01,430 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 17:13:01,430 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 17:13:01,430 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 17:13:01,431 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 17:13:01,431 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-15 17:13:01,457 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 17:13:01,458 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 17:13:01,458 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 17:13:01,458 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 17:13:01,459 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 17:13:01,460 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 17:13:01,460 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 17:13:01,460 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-15 17:13:01,460 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-15 17:13:01,460 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-15 17:13:01,461 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-15 17:13:01,461 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-15 17:13:01,461 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-15 17:13:01,461 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 17:13:01,461 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-15 17:13:01,462 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-15 17:13:01,462 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 17:13:01,462 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-15 17:13:01,462 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 17:13:01,462 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-15 17:13:01,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-15 17:13:01,462 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-15 17:13:01,463 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-15 17:13:01,463 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 17:13:01,463 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-15 17:13:01,463 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 17:13:01,463 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-15 17:13:01,463 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 17:13:01,464 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 17:13:01,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 17:13:01,464 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 17:13:01,464 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 17:13:01,465 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-15 17:13:01,465 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b90339f9090766921b1c16763101e1e0bf56713d98b802bfaa51b02dabc40a61 [2021-12-15 17:13:01,640 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 17:13:01,657 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 17:13:01,660 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 17:13:01,661 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 17:13:01,661 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 17:13:01,662 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/elevator_spec1_product27.cil.c [2021-12-15 17:13:01,724 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccc18f381/51d84bac36ab4c75bfddcc5396a0ee8c/FLAG39bf3e121 [2021-12-15 17:13:02,148 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 17:13:02,149 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product27.cil.c [2021-12-15 17:13:02,188 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccc18f381/51d84bac36ab4c75bfddcc5396a0ee8c/FLAG39bf3e121 [2021-12-15 17:13:02,198 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccc18f381/51d84bac36ab4c75bfddcc5396a0ee8c [2021-12-15 17:13:02,199 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 17:13:02,200 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 17:13:02,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 17:13:02,202 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 17:13:02,205 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 17:13:02,206 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 05:13:02" (1/1) ... [2021-12-15 17:13:02,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cca1302 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:13:02, skipping insertion in model container [2021-12-15 17:13:02,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 05:13:02" (1/1) ... [2021-12-15 17:13:02,211 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 17:13:02,265 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 17:13:02,558 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product27.cil.c[35415,35428] [2021-12-15 17:13:02,615 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 17:13:02,622 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 17:13:02,700 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/elevator_spec1_product27.cil.c[35415,35428] [2021-12-15 17:13:02,730 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 17:13:02,749 INFO L208 MainTranslator]: Completed translation [2021-12-15 17:13:02,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:13:02 WrapperNode [2021-12-15 17:13:02,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 17:13:02,750 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 17:13:02,751 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 17:13:02,751 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 17:13:02,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:13:02" (1/1) ... [2021-12-15 17:13:02,775 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:13:02" (1/1) ... [2021-12-15 17:13:02,931 INFO L137 Inliner]: procedures = 95, calls = 343, calls flagged for inlining = 196, calls inlined = 324, statements flattened = 9541 [2021-12-15 17:13:02,931 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 17:13:02,932 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 17:13:02,932 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 17:13:02,932 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 17:13:02,938 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:13:02" (1/1) ... [2021-12-15 17:13:02,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:13:02" (1/1) ... [2021-12-15 17:13:02,975 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:13:02" (1/1) ... [2021-12-15 17:13:02,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:13:02" (1/1) ... [2021-12-15 17:13:03,025 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:13:02" (1/1) ... [2021-12-15 17:13:03,063 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:13:02" (1/1) ... [2021-12-15 17:13:03,077 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:13:02" (1/1) ... [2021-12-15 17:13:03,099 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 17:13:03,100 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 17:13:03,100 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 17:13:03,100 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 17:13:03,101 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:13:02" (1/1) ... [2021-12-15 17:13:03,106 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-15 17:13:03,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 17:13:03,126 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-15 17:13:03,127 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-15 17:13:03,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 17:13:03,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 17:13:03,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 17:13:03,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 17:13:03,320 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 17:13:03,322 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 17:13:06,129 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 17:13:06,149 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 17:13:06,149 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-15 17:13:06,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 05:13:06 BoogieIcfgContainer [2021-12-15 17:13:06,153 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 17:13:06,154 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-15 17:13:06,154 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-15 17:13:06,156 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-15 17:13:06,157 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-15 17:13:06,157 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.12 05:13:02" (1/3) ... [2021-12-15 17:13:06,158 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@df5323b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.12 05:13:06, skipping insertion in model container [2021-12-15 17:13:06,158 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-15 17:13:06,158 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 05:13:02" (2/3) ... [2021-12-15 17:13:06,158 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@df5323b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.12 05:13:06, skipping insertion in model container [2021-12-15 17:13:06,158 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-15 17:13:06,158 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 05:13:06" (3/3) ... [2021-12-15 17:13:06,159 INFO L388 chiAutomizerObserver]: Analyzing ICFG elevator_spec1_product27.cil.c [2021-12-15 17:13:06,190 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-15 17:13:06,191 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-15 17:13:06,191 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-15 17:13:06,191 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-15 17:13:06,191 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-15 17:13:06,191 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-15 17:13:06,191 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-15 17:13:06,191 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-15 17:13:06,232 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2662 states, 2661 states have (on average 1.8583239383690342) internal successors, (4945), 2661 states have internal predecessors, (4945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:13:06,347 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1283 [2021-12-15 17:13:06,347 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:13:06,347 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:13:06,377 INFO L842 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:13:06,378 INFO L843 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, 1, 1] [2021-12-15 17:13:06,378 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-15 17:13:06,382 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 2662 states, 2661 states have (on average 1.8583239383690342) internal successors, (4945), 2661 states have internal predecessors, (4945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:13:06,413 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1283 [2021-12-15 17:13:06,413 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:13:06,413 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:13:06,418 INFO L842 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:13:06,419 INFO L843 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, 1, 1] [2021-12-15 17:13:06,426 INFO L791 eck$LassoCheckResult]: Stem: 645#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);~cleanupTimeShifts~0 := 12;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0; 2546#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 960#L435true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1320#L428true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~3#1;havoc valid_product_~retValue_acc~3#1;valid_product_~retValue_acc~3#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~3#1; 1075#L443true main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 2053#L399true assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 1955#L368true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification1_spec__1 } true;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 1005#L1647true assume { :end_inline___utac_acc__Specification1_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~5#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~5#1; 496#L493true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~5#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~5#1; 1012#L518true bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 428#L932true assume 0 == initPersonOnFloor_~floor#1; 2523#L933true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 1637#L1040-1true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1, callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;havoc callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~__utac__ad__arg1~0#1 := callOnFloor_~floorID#1;assume { :begin_inline___utac_acc__Specification1_spec__2 } true;__utac_acc__Specification1_spec__2_#in~floor#1 := callOnFloor_~__utac__ad__arg1~0#1;havoc __utac_acc__Specification1_spec__2_~floor#1;__utac_acc__Specification1_spec__2_~floor#1 := __utac_acc__Specification1_spec__2_#in~floor#1; 1797#L1654true assume 0 == __utac_acc__Specification1_spec__2_~floor#1;~landingButtons_spc1_0~0 := 1; 2579#L1666-2true assume { :end_inline___utac_acc__Specification1_spec__2 } true; 1380#L724true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 1247#L736-2true assume { :end_inline_callOnFloor } true; 1172#L1076true assume { :end_inline_initPersonOnFloor } true; 484#L168true assume { :end_inline_bigMacCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret7#1, angelinaCall_~tmp~2#1;havoc angelinaCall_~tmp~2#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~5#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~5#1; 324#L493-1true assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~5#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~5#1; 2179#L518-1true angelinaCall_#t~ret7#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~2#1 := angelinaCall_#t~ret7#1;havoc angelinaCall_#t~ret7#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~2#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 650#L932-1true assume 0 == initPersonOnFloor_~floor#1; 2339#L933-2true assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 2574#L1040-3true assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1, callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;havoc callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~__utac__ad__arg1~0#1 := callOnFloor_~floorID#1;assume { :begin_inline___utac_acc__Specification1_spec__2 } true;__utac_acc__Specification1_spec__2_#in~floor#1 := callOnFloor_~__utac__ad__arg1~0#1;havoc __utac_acc__Specification1_spec__2_~floor#1;__utac_acc__Specification1_spec__2_~floor#1 := __utac_acc__Specification1_spec__2_#in~floor#1; 1083#L1654-2true assume 0 == __utac_acc__Specification1_spec__2_~floor#1;~landingButtons_spc1_0~0 := 1; 1609#L1666-5true assume { :end_inline___utac_acc__Specification1_spec__2 } true; 1532#L724-2true assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 2286#L736-5true assume { :end_inline_callOnFloor } true; 703#L1076-1true assume { :end_inline_initPersonOnFloor } true; 2110#L135true assume { :end_inline_angelinaCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret96#1, timeShift_#t~ret97#1, timeShift_#t~ret98#1, timeShift_#t~ret99#1, timeShift_#t~ret100#1, timeShift_#t~ret101#1, timeShift_#t~ret102#1, timeShift_#t~ret103#1, timeShift_#t~ret104#1, timeShift_#t~ret105#1, timeShift_#t~ret106#1, timeShift_~tmp~26#1, timeShift_~tmp___0~11#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~26#1;havoc timeShift_~tmp___0~11#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret80#1, stopRequestedAtCurrentFloor_#t~ret81#1, stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_~retValue_acc~25#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~9#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~25#1;havoc stopRequestedAtCurrentFloor_~tmp~24#1;havoc stopRequestedAtCurrentFloor_~tmp___0~9#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret133#1, isExecutiveFloorCalling_~retValue_acc~28#1;havoc isExecutiveFloorCalling_~retValue_acc~28#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 1782#L656true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 2245#L683true isExecutiveFloorCalling_#t~ret133#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~28#1 := isExecutiveFloorCalling_#t~ret133#1;havoc isExecutiveFloorCalling_#t~ret133#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~28#1; 2023#L3435true stopRequestedAtCurrentFloor_#t~ret80#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~24#1 := stopRequestedAtCurrentFloor_#t~ret80#1;havoc stopRequestedAtCurrentFloor_#t~ret80#1; 965#L2820true assume 0 != stopRequestedAtCurrentFloor_~tmp~24#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 70#L2151true stopRequestedAtCurrentFloor_#t~ret81#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~9#1 := stopRequestedAtCurrentFloor_#t~ret81#1;havoc stopRequestedAtCurrentFloor_#t~ret81#1; 1334#L2824true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9#1);stopRequestedAtCurrentFloor_~retValue_acc~25#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~25#1; 1642#L2837true timeShift_#t~ret96#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret96#1;havoc timeShift_#t~ret96#1; 1740#L2972true assume !(0 != timeShift_~tmp___9~2#1); 634#L3063true assume !(1 == ~doorState~0); 2525#L3063-2true assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret74#1, stopRequestedInDirection_#t~ret75#1, stopRequestedInDirection_#t~ret76#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~22#1, stopRequestedInDirection_~tmp~21#1, stopRequestedInDirection_~tmp___0~7#1, stopRequestedInDirection_~__cil_tmp7~5#1, stopRequestedInDirection_~__cil_tmp8~5#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~22#1;havoc stopRequestedInDirection_~tmp~21#1;havoc stopRequestedInDirection_~tmp___0~7#1;havoc stopRequestedInDirection_~__cil_tmp7~5#1;havoc stopRequestedInDirection_~__cil_tmp8~5#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret133#1, isExecutiveFloorCalling_~retValue_acc~28#1;havoc isExecutiveFloorCalling_~retValue_acc~28#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 1582#L656-3true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 1818#L683-3true isExecutiveFloorCalling_#t~ret133#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~28#1 := isExecutiveFloorCalling_#t~ret133#1;havoc isExecutiveFloorCalling_#t~ret133#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~28#1; 1521#L3435-1true stopRequestedInDirection_#t~ret74#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~7#1 := stopRequestedInDirection_#t~ret74#1;havoc stopRequestedInDirection_#t~ret74#1; 113#L2703true assume 0 != stopRequestedInDirection_~tmp___0~7#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 931#L2151-1true stopRequestedInDirection_#t~ret75#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~21#1 := stopRequestedInDirection_#t~ret75#1;havoc stopRequestedInDirection_#t~ret75#1;stopRequestedInDirection_~__cil_tmp7~5#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5#1 := (if stopRequestedInDirection_~tmp~21#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22#1 := (if stopRequestedInDirection_~__cil_tmp8~5#1 == stopRequestedInDirection_~__cil_tmp7~5#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~22#1; 2167#L2716true timeShift_#t~ret103#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret103#1;havoc timeShift_#t~ret103#1; 1503#L3071true assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret77#1, continueInDirection_~dir#1, continueInDirection_~tmp~22#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~22#1;~currentHeading~0 := continueInDirection_~dir#1; 1512#L2760true assume !(1 == ~currentHeading~0); 977#L2770true assume !(0 == ~currentFloorID~0); 523#L2770-2true assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 447#L2776-1true assume { :end_inline_continueInDirection } true; 224#L3080-2true assume { :begin_inline___utac_acc__Specification1_spec__3 } true;havoc __utac_acc__Specification1_spec__3_#t~ret42#1, __utac_acc__Specification1_spec__3_#t~ret43#1, __utac_acc__Specification1_spec__3_#t~ret44#1, __utac_acc__Specification1_spec__3_#t~ret45#1, __utac_acc__Specification1_spec__3_#t~ret46#1, __utac_acc__Specification1_spec__3_#t~ret47#1, __utac_acc__Specification1_spec__3_~floor~0#1, __utac_acc__Specification1_spec__3_~tmp~12#1, __utac_acc__Specification1_spec__3_~tmp___0~2#1, __utac_acc__Specification1_spec__3_~tmp___1~1#1, __utac_acc__Specification1_spec__3_~tmp___2~1#1, __utac_acc__Specification1_spec__3_~tmp___3~0#1, __utac_acc__Specification1_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification1_spec__3_~floor~0#1;havoc __utac_acc__Specification1_spec__3_~tmp~12#1;havoc __utac_acc__Specification1_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification1_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification1_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 295#L2151-3true __utac_acc__Specification1_spec__3_#t~ret42#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification1_spec__3_~tmp~12#1 := __utac_acc__Specification1_spec__3_#t~ret42#1;havoc __utac_acc__Specification1_spec__3_#t~ret42#1;__utac_acc__Specification1_spec__3_~floor~0#1 := __utac_acc__Specification1_spec__3_~tmp~12#1; 251#L1692true assume 0 == __utac_acc__Specification1_spec__3_~floor~0#1; 1791#L1693true assume 0 != ~landingButtons_spc1_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 870#L2160true __utac_acc__Specification1_spec__3_#t~ret43#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification1_spec__3_~tmp___4~0#1 := __utac_acc__Specification1_spec__3_#t~ret43#1;havoc __utac_acc__Specification1_spec__3_#t~ret43#1; 1224#L1697true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0#1;~landingButtons_spc1_0~0 := 0; 2640#L1752true assume { :end_inline___utac_acc__Specification1_spec__3 } true; 613#L3095true assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 2596#L198-2true [2021-12-15 17:13:06,428 INFO L793 eck$LassoCheckResult]: Loop: 2596#L198-2true assume !false; 2206#L199true cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 584#L202true assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~13#1;havoc isBlocked_~retValue_acc~13#1;isBlocked_~retValue_acc~13#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~13#1; 815#L1978true cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 709#L206true assume 1 != cleanup_~tmp___0~0#1; 2255#L206-1true assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret62#1, isIdle_~retValue_acc~20#1, isIdle_~tmp~19#1;havoc isIdle_~retValue_acc~20#1;havoc isIdle_~tmp~19#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret57#1, anyStopRequested_#t~ret58#1, anyStopRequested_#t~ret59#1, anyStopRequested_#t~ret60#1, anyStopRequested_#t~ret61#1, anyStopRequested_~retValue_acc~19#1, anyStopRequested_~tmp~18#1, anyStopRequested_~tmp___0~5#1, anyStopRequested_~tmp___1~4#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~19#1;havoc anyStopRequested_~tmp~18#1;havoc anyStopRequested_~tmp___0~5#1;havoc anyStopRequested_~tmp___1~4#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 464#L656-25true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 2191#L683-25true anyStopRequested_#t~ret57#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret57#1;havoc anyStopRequested_#t~ret57#1; 2462#L2259true assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~19#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~19#1; 255#L2323true isIdle_#t~ret62#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~19#1 := isIdle_#t~ret62#1;havoc isIdle_#t~ret62#1;isIdle_~retValue_acc~20#1 := (if 0 == isIdle_~tmp~19#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~20#1; 357#L2336true cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 895#L218true assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret96#1, timeShift_#t~ret97#1, timeShift_#t~ret98#1, timeShift_#t~ret99#1, timeShift_#t~ret100#1, timeShift_#t~ret101#1, timeShift_#t~ret102#1, timeShift_#t~ret103#1, timeShift_#t~ret104#1, timeShift_#t~ret105#1, timeShift_#t~ret106#1, timeShift_~tmp~26#1, timeShift_~tmp___0~11#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~26#1;havoc timeShift_~tmp___0~11#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret80#1, stopRequestedAtCurrentFloor_#t~ret81#1, stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_~retValue_acc~25#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~9#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~25#1;havoc stopRequestedAtCurrentFloor_~tmp~24#1;havoc stopRequestedAtCurrentFloor_~tmp___0~9#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret133#1, isExecutiveFloorCalling_~retValue_acc~28#1;havoc isExecutiveFloorCalling_~retValue_acc~28#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 964#L656-30true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 457#L683-30true isExecutiveFloorCalling_#t~ret133#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~28#1 := isExecutiveFloorCalling_#t~ret133#1;havoc isExecutiveFloorCalling_#t~ret133#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~28#1; 1527#L3435-3true stopRequestedAtCurrentFloor_#t~ret80#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~24#1 := stopRequestedAtCurrentFloor_#t~ret80#1;havoc stopRequestedAtCurrentFloor_#t~ret80#1; 582#L2820-1true assume 0 != stopRequestedAtCurrentFloor_~tmp~24#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 1602#L2151-4true stopRequestedAtCurrentFloor_#t~ret81#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~9#1 := stopRequestedAtCurrentFloor_#t~ret81#1;havoc stopRequestedAtCurrentFloor_#t~ret81#1; 1910#L2824-1true assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9#1);stopRequestedAtCurrentFloor_~retValue_acc~25#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~25#1; 23#L2837-1true timeShift_#t~ret96#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret96#1;havoc timeShift_#t~ret96#1; 1876#L2972-2true assume !(0 != timeShift_~tmp___9~2#1); 393#L3063-3true assume 1 == ~doorState~0;~doorState~0 := 0; 1487#L3063-5true assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret74#1, stopRequestedInDirection_#t~ret75#1, stopRequestedInDirection_#t~ret76#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~22#1, stopRequestedInDirection_~tmp~21#1, stopRequestedInDirection_~tmp___0~7#1, stopRequestedInDirection_~__cil_tmp7~5#1, stopRequestedInDirection_~__cil_tmp8~5#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~22#1;havoc stopRequestedInDirection_~tmp~21#1;havoc stopRequestedInDirection_~tmp___0~7#1;havoc stopRequestedInDirection_~__cil_tmp7~5#1;havoc stopRequestedInDirection_~__cil_tmp8~5#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret133#1, isExecutiveFloorCalling_~retValue_acc~28#1;havoc isExecutiveFloorCalling_~retValue_acc~28#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 532#L656-33true assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 1091#L683-33true isExecutiveFloorCalling_#t~ret133#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~28#1 := isExecutiveFloorCalling_#t~ret133#1;havoc isExecutiveFloorCalling_#t~ret133#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~28#1; 1446#L3435-4true stopRequestedInDirection_#t~ret74#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~7#1 := stopRequestedInDirection_#t~ret74#1;havoc stopRequestedInDirection_#t~ret74#1; 1168#L2703-2true assume 0 != stopRequestedInDirection_~tmp___0~7#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 2510#L2151-5true stopRequestedInDirection_#t~ret75#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~21#1 := stopRequestedInDirection_#t~ret75#1;havoc stopRequestedInDirection_#t~ret75#1;stopRequestedInDirection_~__cil_tmp7~5#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5#1 := (if stopRequestedInDirection_~tmp~21#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22#1 := (if stopRequestedInDirection_~__cil_tmp8~5#1 == stopRequestedInDirection_~__cil_tmp7~5#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~22#1; 2484#L2716-2true timeShift_#t~ret103#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret103#1;havoc timeShift_#t~ret103#1; 1467#L3071-2true assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret77#1, continueInDirection_~dir#1, continueInDirection_~tmp~22#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~22#1;~currentHeading~0 := continueInDirection_~dir#1; 821#L2760-3true assume !(1 == ~currentHeading~0); 2417#L2770-9true assume 0 == ~currentFloorID~0;~currentHeading~0 := 1; 1510#L2770-11true assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 2136#L2776-7true assume { :end_inline_continueInDirection } true; 2327#L3080-5true assume { :begin_inline___utac_acc__Specification1_spec__3 } true;havoc __utac_acc__Specification1_spec__3_#t~ret42#1, __utac_acc__Specification1_spec__3_#t~ret43#1, __utac_acc__Specification1_spec__3_#t~ret44#1, __utac_acc__Specification1_spec__3_#t~ret45#1, __utac_acc__Specification1_spec__3_#t~ret46#1, __utac_acc__Specification1_spec__3_#t~ret47#1, __utac_acc__Specification1_spec__3_~floor~0#1, __utac_acc__Specification1_spec__3_~tmp~12#1, __utac_acc__Specification1_spec__3_~tmp___0~2#1, __utac_acc__Specification1_spec__3_~tmp___1~1#1, __utac_acc__Specification1_spec__3_~tmp___2~1#1, __utac_acc__Specification1_spec__3_~tmp___3~0#1, __utac_acc__Specification1_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification1_spec__3_~floor~0#1;havoc __utac_acc__Specification1_spec__3_~tmp~12#1;havoc __utac_acc__Specification1_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification1_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification1_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 1940#L2151-7true __utac_acc__Specification1_spec__3_#t~ret42#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification1_spec__3_~tmp~12#1 := __utac_acc__Specification1_spec__3_#t~ret42#1;havoc __utac_acc__Specification1_spec__3_#t~ret42#1;__utac_acc__Specification1_spec__3_~floor~0#1 := __utac_acc__Specification1_spec__3_~tmp~12#1; 806#L1692-1true assume 0 == __utac_acc__Specification1_spec__3_~floor~0#1; 1817#L1693-1true assume 0 != ~landingButtons_spc1_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 1136#L2160-5true __utac_acc__Specification1_spec__3_#t~ret43#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification1_spec__3_~tmp___4~0#1 := __utac_acc__Specification1_spec__3_#t~ret43#1;havoc __utac_acc__Specification1_spec__3_#t~ret43#1; 860#L1697-2true assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0#1;~landingButtons_spc1_0~0 := 0; 1919#L1752-1true assume { :end_inline___utac_acc__Specification1_spec__3 } true; 1317#L3095-1true assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 2596#L198-2true [2021-12-15 17:13:06,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:13:06,436 INFO L85 PathProgramCache]: Analyzing trace with hash 1324070951, now seen corresponding path program 1 times [2021-12-15 17:13:06,442 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:13:06,443 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745332603] [2021-12-15 17:13:06,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:13:06,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:13:06,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:13:06,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:13:06,656 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:13:06,656 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745332603] [2021-12-15 17:13:06,657 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745332603] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:13:06,657 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:13:06,657 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 17:13:06,658 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358629674] [2021-12-15 17:13:06,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:13:06,661 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:13:06,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:13:06,662 INFO L85 PathProgramCache]: Analyzing trace with hash -1418101182, now seen corresponding path program 1 times [2021-12-15 17:13:06,662 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:13:06,663 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755978347] [2021-12-15 17:13:06,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:13:06,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:13:06,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:13:06,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:13:06,781 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:13:06,781 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755978347] [2021-12-15 17:13:06,781 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [755978347] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:13:06,781 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:13:06,781 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-15 17:13:06,782 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317618746] [2021-12-15 17:13:06,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:13:06,782 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-15 17:13:06,783 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:13:06,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-15 17:13:06,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-12-15 17:13:06,813 INFO L87 Difference]: Start difference. First operand has 2662 states, 2661 states have (on average 1.8583239383690342) internal successors, (4945), 2661 states have internal predecessors, (4945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:13:09,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:13:09,677 INFO L93 Difference]: Finished difference Result 19795 states and 36532 transitions. [2021-12-15 17:13:09,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-12-15 17:13:09,684 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19795 states and 36532 transitions. [2021-12-15 17:13:09,823 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9472 [2021-12-15 17:13:09,940 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19795 states to 19615 states and 36336 transitions. [2021-12-15 17:13:09,941 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19615 [2021-12-15 17:13:09,960 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 19615 [2021-12-15 17:13:09,961 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19615 states and 36336 transitions. [2021-12-15 17:13:09,993 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-15 17:13:09,993 INFO L681 BuchiCegarLoop]: Abstraction has 19615 states and 36336 transitions. [2021-12-15 17:13:10,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19615 states and 36336 transitions. [2021-12-15 17:13:10,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19615 to 7477. [2021-12-15 17:13:10,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7477 states, 7477 states have (on average 1.8546208372341848) internal successors, (13867), 7476 states have internal predecessors, (13867), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:13:10,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7477 states to 7477 states and 13867 transitions. [2021-12-15 17:13:10,220 INFO L704 BuchiCegarLoop]: Abstraction has 7477 states and 13867 transitions. [2021-12-15 17:13:10,220 INFO L587 BuchiCegarLoop]: Abstraction has 7477 states and 13867 transitions. [2021-12-15 17:13:10,220 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-15 17:13:10,220 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7477 states and 13867 transitions. [2021-12-15 17:13:10,247 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 3758 [2021-12-15 17:13:10,247 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:13:10,247 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:13:10,249 INFO L842 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:13:10,249 INFO L843 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, 1, 1] [2021-12-15 17:13:10,250 INFO L791 eck$LassoCheckResult]: Stem: 23754#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);~cleanupTimeShifts~0 := 12;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0; 23755#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 24191#L435 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 24192#L428 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~3#1;havoc valid_product_~retValue_acc~3#1;valid_product_~retValue_acc~3#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~3#1; 24334#L443 main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 24335#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 25056#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification1_spec__1 } true;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 24251#L1647 assume { :end_inline___utac_acc__Specification1_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~5#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~5#1; 23501#L493 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~5#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~5#1; 23303#L518 bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 23380#L932 assume 0 == initPersonOnFloor_~floor#1; 23381#L933 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 22516#L1040-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1, callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;havoc callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~__utac__ad__arg1~0#1 := callOnFloor_~floorID#1;assume { :begin_inline___utac_acc__Specification1_spec__2 } true;__utac_acc__Specification1_spec__2_#in~floor#1 := callOnFloor_~__utac__ad__arg1~0#1;havoc __utac_acc__Specification1_spec__2_~floor#1;__utac_acc__Specification1_spec__2_~floor#1 := __utac_acc__Specification1_spec__2_#in~floor#1; 24864#L1654 assume 0 == __utac_acc__Specification1_spec__2_~floor#1;~landingButtons_spc1_0~0 := 1; 23198#L1666-2 assume { :end_inline___utac_acc__Specification1_spec__2 } true; 24640#L724 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 22962#L736-2 assume { :end_inline_callOnFloor } true; 24440#L1076 assume { :end_inline_initPersonOnFloor } true; 23482#L168 assume { :end_inline_bigMacCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret7#1, angelinaCall_~tmp~2#1;havoc angelinaCall_~tmp~2#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~5#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~5#1; 23193#L493-1 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~5#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~5#1; 23194#L518-1 angelinaCall_#t~ret7#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~2#1 := angelinaCall_#t~ret7#1;havoc angelinaCall_#t~ret7#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~2#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 23760#L932-1 assume 0 == initPersonOnFloor_~floor#1; 23761#L933-2 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 22822#L1040-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1, callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;havoc callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~__utac__ad__arg1~0#1 := callOnFloor_~floorID#1;assume { :begin_inline___utac_acc__Specification1_spec__2 } true;__utac_acc__Specification1_spec__2_#in~floor#1 := callOnFloor_~__utac__ad__arg1~0#1;havoc __utac_acc__Specification1_spec__2_~floor#1;__utac_acc__Specification1_spec__2_~floor#1 := __utac_acc__Specification1_spec__2_#in~floor#1; 24351#L1654-2 assume 0 == __utac_acc__Specification1_spec__2_~floor#1;~landingButtons_spc1_0~0 := 1; 24352#L1666-5 assume { :end_inline___utac_acc__Specification1_spec__2 } true; 24774#L724-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 22741#L736-5 assume { :end_inline_callOnFloor } true; 23841#L1076-1 assume { :end_inline_initPersonOnFloor } true; 23842#L135 assume { :end_inline_angelinaCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret96#1, timeShift_#t~ret97#1, timeShift_#t~ret98#1, timeShift_#t~ret99#1, timeShift_#t~ret100#1, timeShift_#t~ret101#1, timeShift_#t~ret102#1, timeShift_#t~ret103#1, timeShift_#t~ret104#1, timeShift_#t~ret105#1, timeShift_#t~ret106#1, timeShift_~tmp~26#1, timeShift_~tmp___0~11#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~26#1;havoc timeShift_~tmp___0~11#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret80#1, stopRequestedAtCurrentFloor_#t~ret81#1, stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_~retValue_acc~25#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~9#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~25#1;havoc stopRequestedAtCurrentFloor_~tmp~24#1;havoc stopRequestedAtCurrentFloor_~tmp___0~9#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret133#1, isExecutiveFloorCalling_~retValue_acc~28#1;havoc isExecutiveFloorCalling_~retValue_acc~28#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 24961#L656 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 24962#L683 isExecutiveFloorCalling_#t~ret133#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~28#1 := isExecutiveFloorCalling_#t~ret133#1;havoc isExecutiveFloorCalling_#t~ret133#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~28#1; 25295#L3435 stopRequestedAtCurrentFloor_#t~ret80#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~24#1 := stopRequestedAtCurrentFloor_#t~ret80#1;havoc stopRequestedAtCurrentFloor_#t~ret80#1; 25291#L2820 assume 0 != stopRequestedAtCurrentFloor_~tmp~24#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 25287#L2151 stopRequestedAtCurrentFloor_#t~ret81#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~9#1 := stopRequestedAtCurrentFloor_#t~ret81#1;havoc stopRequestedAtCurrentFloor_#t~ret81#1; 25276#L2824 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9#1);stopRequestedAtCurrentFloor_~retValue_acc~25#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~25#1; 25277#L2837 timeShift_#t~ret96#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret96#1;havoc timeShift_#t~ret96#1; 28572#L2972 assume !(0 != timeShift_~tmp___9~2#1); 28573#L3063 assume !(1 == ~doorState~0); 29817#L3063-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret74#1, stopRequestedInDirection_#t~ret75#1, stopRequestedInDirection_#t~ret76#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~22#1, stopRequestedInDirection_~tmp~21#1, stopRequestedInDirection_~tmp___0~7#1, stopRequestedInDirection_~__cil_tmp7~5#1, stopRequestedInDirection_~__cil_tmp8~5#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~22#1;havoc stopRequestedInDirection_~tmp~21#1;havoc stopRequestedInDirection_~tmp___0~7#1;havoc stopRequestedInDirection_~__cil_tmp7~5#1;havoc stopRequestedInDirection_~__cil_tmp8~5#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret133#1, isExecutiveFloorCalling_~retValue_acc~28#1;havoc isExecutiveFloorCalling_~retValue_acc~28#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 29816#L656-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 29815#L683-3 isExecutiveFloorCalling_#t~ret133#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~28#1 := isExecutiveFloorCalling_#t~ret133#1;havoc isExecutiveFloorCalling_#t~ret133#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~28#1; 29814#L3435-1 stopRequestedInDirection_#t~ret74#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~7#1 := stopRequestedInDirection_#t~ret74#1;havoc stopRequestedInDirection_#t~ret74#1; 29812#L2703 assume 0 != stopRequestedInDirection_~tmp___0~7#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 29813#L2151-1 stopRequestedInDirection_#t~ret75#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~21#1 := stopRequestedInDirection_#t~ret75#1;havoc stopRequestedInDirection_#t~ret75#1;stopRequestedInDirection_~__cil_tmp7~5#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5#1 := (if stopRequestedInDirection_~tmp~21#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22#1 := (if stopRequestedInDirection_~__cil_tmp8~5#1 == stopRequestedInDirection_~__cil_tmp7~5#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~22#1; 29821#L2716 timeShift_#t~ret103#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret103#1;havoc timeShift_#t~ret103#1; 29819#L3071 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret77#1, continueInDirection_~dir#1, continueInDirection_~tmp~22#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~22#1;~currentHeading~0 := continueInDirection_~dir#1; 29818#L2760 assume !(1 == ~currentHeading~0); 24213#L2770 assume !(0 == ~currentFloorID~0); 23547#L2770-2 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 23418#L2776-1 assume { :end_inline_continueInDirection } true; 22997#L3080-2 assume { :begin_inline___utac_acc__Specification1_spec__3 } true;havoc __utac_acc__Specification1_spec__3_#t~ret42#1, __utac_acc__Specification1_spec__3_#t~ret43#1, __utac_acc__Specification1_spec__3_#t~ret44#1, __utac_acc__Specification1_spec__3_#t~ret45#1, __utac_acc__Specification1_spec__3_#t~ret46#1, __utac_acc__Specification1_spec__3_#t~ret47#1, __utac_acc__Specification1_spec__3_~floor~0#1, __utac_acc__Specification1_spec__3_~tmp~12#1, __utac_acc__Specification1_spec__3_~tmp___0~2#1, __utac_acc__Specification1_spec__3_~tmp___1~1#1, __utac_acc__Specification1_spec__3_~tmp___2~1#1, __utac_acc__Specification1_spec__3_~tmp___3~0#1, __utac_acc__Specification1_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification1_spec__3_~floor~0#1;havoc __utac_acc__Specification1_spec__3_~tmp~12#1;havoc __utac_acc__Specification1_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification1_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification1_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 22998#L2151-3 __utac_acc__Specification1_spec__3_#t~ret42#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification1_spec__3_~tmp~12#1 := __utac_acc__Specification1_spec__3_#t~ret42#1;havoc __utac_acc__Specification1_spec__3_#t~ret42#1;__utac_acc__Specification1_spec__3_~floor~0#1 := __utac_acc__Specification1_spec__3_~tmp~12#1; 23049#L1692 assume 0 == __utac_acc__Specification1_spec__3_~floor~0#1; 23050#L1693 assume 0 != ~landingButtons_spc1_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 24077#L2160 __utac_acc__Specification1_spec__3_#t~ret43#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification1_spec__3_~tmp___4~0#1 := __utac_acc__Specification1_spec__3_#t~ret43#1;havoc __utac_acc__Specification1_spec__3_#t~ret43#1; 24078#L1697 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0#1;~landingButtons_spc1_0~0 := 0; 22944#L1752 assume { :end_inline___utac_acc__Specification1_spec__3 } true; 23695#L3095 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 23696#L198-2 [2021-12-15 17:13:10,250 INFO L793 eck$LassoCheckResult]: Loop: 23696#L198-2 assume !false; 25169#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 23653#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~13#1;havoc isBlocked_~retValue_acc~13#1;isBlocked_~retValue_acc~13#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~13#1; 23654#L1978 cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 23851#L206 assume 1 != cleanup_~tmp___0~0#1; 23852#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret62#1, isIdle_~retValue_acc~20#1, isIdle_~tmp~19#1;havoc isIdle_~retValue_acc~20#1;havoc isIdle_~tmp~19#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret57#1, anyStopRequested_#t~ret58#1, anyStopRequested_#t~ret59#1, anyStopRequested_#t~ret60#1, anyStopRequested_#t~ret61#1, anyStopRequested_~retValue_acc~19#1, anyStopRequested_~tmp~18#1, anyStopRequested_~tmp___0~5#1, anyStopRequested_~tmp___1~4#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~19#1;havoc anyStopRequested_~tmp~18#1;havoc anyStopRequested_~tmp___0~5#1;havoc anyStopRequested_~tmp___1~4#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 23450#L656-25 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 23451#L683-25 anyStopRequested_#t~ret57#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret57#1;havoc anyStopRequested_#t~ret57#1; 27775#L2259 assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~19#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~19#1; 27766#L2323 isIdle_#t~ret62#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~19#1 := isIdle_#t~ret62#1;havoc isIdle_#t~ret62#1;isIdle_~retValue_acc~20#1 := (if 0 == isIdle_~tmp~19#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~20#1; 27275#L2336 cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 27268#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret96#1, timeShift_#t~ret97#1, timeShift_#t~ret98#1, timeShift_#t~ret99#1, timeShift_#t~ret100#1, timeShift_#t~ret101#1, timeShift_#t~ret102#1, timeShift_#t~ret103#1, timeShift_#t~ret104#1, timeShift_#t~ret105#1, timeShift_#t~ret106#1, timeShift_~tmp~26#1, timeShift_~tmp___0~11#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~26#1;havoc timeShift_~tmp___0~11#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret80#1, stopRequestedAtCurrentFloor_#t~ret81#1, stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_~retValue_acc~25#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~9#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~25#1;havoc stopRequestedAtCurrentFloor_~tmp~24#1;havoc stopRequestedAtCurrentFloor_~tmp___0~9#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret133#1, isExecutiveFloorCalling_~retValue_acc~28#1;havoc isExecutiveFloorCalling_~retValue_acc~28#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 24198#L656-30 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 23437#L683-30 isExecutiveFloorCalling_#t~ret133#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~28#1 := isExecutiveFloorCalling_#t~ret133#1;havoc isExecutiveFloorCalling_#t~ret133#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~28#1; 23438#L3435-3 stopRequestedAtCurrentFloor_#t~ret80#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~24#1 := stopRequestedAtCurrentFloor_#t~ret80#1;havoc stopRequestedAtCurrentFloor_#t~ret80#1; 24771#L2820-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~24#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 27265#L2151-4 stopRequestedAtCurrentFloor_#t~ret81#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~9#1 := stopRequestedAtCurrentFloor_#t~ret81#1;havoc stopRequestedAtCurrentFloor_#t~ret81#1; 27264#L2824-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9#1);stopRequestedAtCurrentFloor_~retValue_acc~25#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~25#1; 25034#L2837-1 timeShift_#t~ret96#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret96#1;havoc timeShift_#t~ret96#1; 29200#L2972-2 assume !(0 != timeShift_~tmp___9~2#1); 29201#L3063-3 assume 1 == ~doorState~0;~doorState~0 := 0; 29897#L3063-5 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret74#1, stopRequestedInDirection_#t~ret75#1, stopRequestedInDirection_#t~ret76#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~22#1, stopRequestedInDirection_~tmp~21#1, stopRequestedInDirection_~tmp___0~7#1, stopRequestedInDirection_~__cil_tmp7~5#1, stopRequestedInDirection_~__cil_tmp8~5#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~22#1;havoc stopRequestedInDirection_~tmp~21#1;havoc stopRequestedInDirection_~tmp___0~7#1;havoc stopRequestedInDirection_~__cil_tmp7~5#1;havoc stopRequestedInDirection_~__cil_tmp8~5#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret133#1, isExecutiveFloorCalling_~retValue_acc~28#1;havoc isExecutiveFloorCalling_~retValue_acc~28#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 29896#L656-33 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 29895#L683-33 isExecutiveFloorCalling_#t~ret133#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~28#1 := isExecutiveFloorCalling_#t~ret133#1;havoc isExecutiveFloorCalling_#t~ret133#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~28#1; 29894#L3435-4 stopRequestedInDirection_#t~ret74#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~7#1 := stopRequestedInDirection_#t~ret74#1;havoc stopRequestedInDirection_#t~ret74#1; 24433#L2703-2 assume 0 != stopRequestedInDirection_~tmp___0~7#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 24434#L2151-5 stopRequestedInDirection_#t~ret75#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~21#1 := stopRequestedInDirection_#t~ret75#1;havoc stopRequestedInDirection_#t~ret75#1;stopRequestedInDirection_~__cil_tmp7~5#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5#1 := (if stopRequestedInDirection_~tmp~21#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22#1 := (if stopRequestedInDirection_~__cil_tmp8~5#1 == stopRequestedInDirection_~__cil_tmp7~5#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~22#1; 29893#L2716-2 timeShift_#t~ret103#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret103#1;havoc timeShift_#t~ret103#1; 29877#L3071-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret77#1, continueInDirection_~dir#1, continueInDirection_~tmp~22#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~22#1;~currentHeading~0 := continueInDirection_~dir#1; 24007#L2760-3 assume !(1 == ~currentHeading~0); 24009#L2770-9 assume !(0 == ~currentFloorID~0); 24757#L2770-11 assume 1 == ~currentHeading~0;~currentFloorID~0 := 1 + ~currentFloorID~0; 24758#L2776-7 assume { :end_inline_continueInDirection } true; 23301#L3080-5 assume { :begin_inline___utac_acc__Specification1_spec__3 } true;havoc __utac_acc__Specification1_spec__3_#t~ret42#1, __utac_acc__Specification1_spec__3_#t~ret43#1, __utac_acc__Specification1_spec__3_#t~ret44#1, __utac_acc__Specification1_spec__3_#t~ret45#1, __utac_acc__Specification1_spec__3_#t~ret46#1, __utac_acc__Specification1_spec__3_#t~ret47#1, __utac_acc__Specification1_spec__3_~floor~0#1, __utac_acc__Specification1_spec__3_~tmp~12#1, __utac_acc__Specification1_spec__3_~tmp___0~2#1, __utac_acc__Specification1_spec__3_~tmp___1~1#1, __utac_acc__Specification1_spec__3_~tmp___2~1#1, __utac_acc__Specification1_spec__3_~tmp___3~0#1, __utac_acc__Specification1_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification1_spec__3_~floor~0#1;havoc __utac_acc__Specification1_spec__3_~tmp~12#1;havoc __utac_acc__Specification1_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification1_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification1_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 25046#L2151-7 __utac_acc__Specification1_spec__3_#t~ret42#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification1_spec__3_~tmp~12#1 := __utac_acc__Specification1_spec__3_#t~ret42#1;havoc __utac_acc__Specification1_spec__3_#t~ret42#1;__utac_acc__Specification1_spec__3_~floor~0#1 := __utac_acc__Specification1_spec__3_~tmp~12#1; 23987#L1692-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0#1; 23988#L1693-1 assume 0 != ~landingButtons_spc1_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 24403#L2160-5 __utac_acc__Specification1_spec__3_#t~ret43#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification1_spec__3_~tmp___4~0#1 := __utac_acc__Specification1_spec__3_#t~ret43#1;havoc __utac_acc__Specification1_spec__3_#t~ret43#1; 24062#L1697-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0#1;~landingButtons_spc1_0~0 := 0; 22966#L1752-1 assume { :end_inline___utac_acc__Specification1_spec__3 } true; 24589#L3095-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 23696#L198-2 [2021-12-15 17:13:10,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:13:10,251 INFO L85 PathProgramCache]: Analyzing trace with hash 1324070951, now seen corresponding path program 2 times [2021-12-15 17:13:10,251 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:13:10,251 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431600954] [2021-12-15 17:13:10,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:13:10,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:13:10,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:13:10,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:13:10,286 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:13:10,286 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431600954] [2021-12-15 17:13:10,286 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1431600954] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:13:10,286 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:13:10,286 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 17:13:10,287 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220714292] [2021-12-15 17:13:10,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:13:10,287 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:13:10,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:13:10,288 INFO L85 PathProgramCache]: Analyzing trace with hash -717036604, now seen corresponding path program 1 times [2021-12-15 17:13:10,288 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:13:10,288 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040139158] [2021-12-15 17:13:10,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:13:10,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:13:10,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:13:10,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:13:10,339 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:13:10,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040139158] [2021-12-15 17:13:10,339 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040139158] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:13:10,339 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:13:10,339 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 17:13:10,339 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300576741] [2021-12-15 17:13:10,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:13:10,340 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-15 17:13:10,340 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:13:10,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 17:13:10,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 17:13:10,340 INFO L87 Difference]: Start difference. First operand 7477 states and 13867 transitions. cyclomatic complexity: 6392 Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:13:10,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:13:10,455 INFO L93 Difference]: Finished difference Result 11267 states and 20855 transitions. [2021-12-15 17:13:10,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 17:13:10,456 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11267 states and 20855 transitions. [2021-12-15 17:13:10,518 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7488 [2021-12-15 17:13:10,649 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11267 states to 11267 states and 20855 transitions. [2021-12-15 17:13:10,649 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11267 [2021-12-15 17:13:10,659 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11267 [2021-12-15 17:13:10,660 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11267 states and 20855 transitions. [2021-12-15 17:13:10,676 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-15 17:13:10,676 INFO L681 BuchiCegarLoop]: Abstraction has 11267 states and 20855 transitions. [2021-12-15 17:13:10,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11267 states and 20855 transitions. [2021-12-15 17:13:10,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11267 to 11259. [2021-12-15 17:13:10,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11259 states, 11259 states have (on average 1.8512301270095035) internal successors, (20843), 11258 states have internal predecessors, (20843), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:13:10,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11259 states to 11259 states and 20843 transitions. [2021-12-15 17:13:10,861 INFO L704 BuchiCegarLoop]: Abstraction has 11259 states and 20843 transitions. [2021-12-15 17:13:10,861 INFO L587 BuchiCegarLoop]: Abstraction has 11259 states and 20843 transitions. [2021-12-15 17:13:10,861 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-15 17:13:10,861 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11259 states and 20843 transitions. [2021-12-15 17:13:10,898 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7480 [2021-12-15 17:13:10,898 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:13:10,898 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:13:10,901 INFO L842 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:13:10,901 INFO L843 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, 1, 1] [2021-12-15 17:13:10,902 INFO L791 eck$LassoCheckResult]: Stem: 42505#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);~cleanupTimeShifts~0 := 12;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0; 42506#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 42941#L435 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 42942#L428 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~3#1;havoc valid_product_~retValue_acc~3#1;valid_product_~retValue_acc~3#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~3#1; 43079#L443 main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 43080#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 43823#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification1_spec__1 } true;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 42998#L1647 assume { :end_inline___utac_acc__Specification1_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~5#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~5#1; 42253#L493 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~5#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~5#1; 42052#L518 bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 42131#L932 assume 0 == initPersonOnFloor_~floor#1; 42132#L933 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 41267#L1040-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1, callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;havoc callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~__utac__ad__arg1~0#1 := callOnFloor_~floorID#1;assume { :begin_inline___utac_acc__Specification1_spec__2 } true;__utac_acc__Specification1_spec__2_#in~floor#1 := callOnFloor_~__utac__ad__arg1~0#1;havoc __utac_acc__Specification1_spec__2_~floor#1;__utac_acc__Specification1_spec__2_~floor#1 := __utac_acc__Specification1_spec__2_#in~floor#1; 43621#L1654 assume 0 == __utac_acc__Specification1_spec__2_~floor#1;~landingButtons_spc1_0~0 := 1; 41951#L1666-2 assume { :end_inline___utac_acc__Specification1_spec__2 } true; 43390#L724 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 41712#L736-2 assume { :end_inline_callOnFloor } true; 43184#L1076 assume { :end_inline_initPersonOnFloor } true; 42234#L168 assume { :end_inline_bigMacCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret7#1, angelinaCall_~tmp~2#1;havoc angelinaCall_~tmp~2#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~5#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~5#1; 41943#L493-1 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~5#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~5#1; 41944#L518-1 angelinaCall_#t~ret7#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~2#1 := angelinaCall_#t~ret7#1;havoc angelinaCall_#t~ret7#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~2#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 42511#L932-1 assume 0 == initPersonOnFloor_~floor#1; 42512#L933-2 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 41573#L1040-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1, callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;havoc callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~__utac__ad__arg1~0#1 := callOnFloor_~floorID#1;assume { :begin_inline___utac_acc__Specification1_spec__2 } true;__utac_acc__Specification1_spec__2_#in~floor#1 := callOnFloor_~__utac__ad__arg1~0#1;havoc __utac_acc__Specification1_spec__2_~floor#1;__utac_acc__Specification1_spec__2_~floor#1 := __utac_acc__Specification1_spec__2_#in~floor#1; 43096#L1654-2 assume 0 == __utac_acc__Specification1_spec__2_~floor#1;~landingButtons_spc1_0~0 := 1; 43097#L1666-5 assume { :end_inline___utac_acc__Specification1_spec__2 } true; 43525#L724-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 41494#L736-5 assume { :end_inline_callOnFloor } true; 42592#L1076-1 assume { :end_inline_initPersonOnFloor } true; 42593#L135 assume { :end_inline_angelinaCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret96#1, timeShift_#t~ret97#1, timeShift_#t~ret98#1, timeShift_#t~ret99#1, timeShift_#t~ret100#1, timeShift_#t~ret101#1, timeShift_#t~ret102#1, timeShift_#t~ret103#1, timeShift_#t~ret104#1, timeShift_#t~ret105#1, timeShift_#t~ret106#1, timeShift_~tmp~26#1, timeShift_~tmp___0~11#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~26#1;havoc timeShift_~tmp___0~11#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret80#1, stopRequestedAtCurrentFloor_#t~ret81#1, stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_~retValue_acc~25#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~9#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~25#1;havoc stopRequestedAtCurrentFloor_~tmp~24#1;havoc stopRequestedAtCurrentFloor_~tmp___0~9#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret133#1, isExecutiveFloorCalling_~retValue_acc~28#1;havoc isExecutiveFloorCalling_~retValue_acc~28#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 43726#L656 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 43727#L683 isExecutiveFloorCalling_#t~ret133#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~28#1 := isExecutiveFloorCalling_#t~ret133#1;havoc isExecutiveFloorCalling_#t~ret133#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~28#1; 44084#L3435 stopRequestedAtCurrentFloor_#t~ret80#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~24#1 := stopRequestedAtCurrentFloor_#t~ret80#1;havoc stopRequestedAtCurrentFloor_#t~ret80#1; 44080#L2820 assume 0 != stopRequestedAtCurrentFloor_~tmp~24#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 44078#L2151 stopRequestedAtCurrentFloor_#t~ret81#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~9#1 := stopRequestedAtCurrentFloor_#t~ret81#1;havoc stopRequestedAtCurrentFloor_#t~ret81#1; 44073#L2824 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9#1);stopRequestedAtCurrentFloor_~retValue_acc~25#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~25#1; 44074#L2837 timeShift_#t~ret96#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret96#1;havoc timeShift_#t~ret96#1; 45524#L2972 assume !(0 != timeShift_~tmp___9~2#1); 45522#L3063 assume !(1 == ~doorState~0); 45516#L3063-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret74#1, stopRequestedInDirection_#t~ret75#1, stopRequestedInDirection_#t~ret76#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~22#1, stopRequestedInDirection_~tmp~21#1, stopRequestedInDirection_~tmp___0~7#1, stopRequestedInDirection_~__cil_tmp7~5#1, stopRequestedInDirection_~__cil_tmp8~5#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~22#1;havoc stopRequestedInDirection_~tmp~21#1;havoc stopRequestedInDirection_~tmp___0~7#1;havoc stopRequestedInDirection_~__cil_tmp7~5#1;havoc stopRequestedInDirection_~__cil_tmp8~5#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret133#1, isExecutiveFloorCalling_~retValue_acc~28#1;havoc isExecutiveFloorCalling_~retValue_acc~28#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 45514#L656-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 45509#L683-3 isExecutiveFloorCalling_#t~ret133#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~28#1 := isExecutiveFloorCalling_#t~ret133#1;havoc isExecutiveFloorCalling_#t~ret133#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~28#1; 45507#L3435-1 stopRequestedInDirection_#t~ret74#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~7#1 := stopRequestedInDirection_#t~ret74#1;havoc stopRequestedInDirection_#t~ret74#1; 45496#L2703 assume 0 != stopRequestedInDirection_~tmp___0~7#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 45495#L2151-1 stopRequestedInDirection_#t~ret75#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~21#1 := stopRequestedInDirection_#t~ret75#1;havoc stopRequestedInDirection_#t~ret75#1;stopRequestedInDirection_~__cil_tmp7~5#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5#1 := (if stopRequestedInDirection_~tmp~21#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22#1 := (if stopRequestedInDirection_~__cil_tmp8~5#1 == stopRequestedInDirection_~__cil_tmp7~5#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~22#1; 45494#L2716 timeShift_#t~ret103#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret103#1;havoc timeShift_#t~ret103#1; 45489#L3071 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret77#1, continueInDirection_~dir#1, continueInDirection_~tmp~22#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~22#1;~currentHeading~0 := continueInDirection_~dir#1; 43511#L2760 assume !(1 == ~currentHeading~0); 42960#L2770 assume !(0 == ~currentFloorID~0); 42298#L2770-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 42169#L2776-1 assume { :end_inline_continueInDirection } true; 42059#L3080-2 assume { :begin_inline___utac_acc__Specification1_spec__3 } true;havoc __utac_acc__Specification1_spec__3_#t~ret42#1, __utac_acc__Specification1_spec__3_#t~ret43#1, __utac_acc__Specification1_spec__3_#t~ret44#1, __utac_acc__Specification1_spec__3_#t~ret45#1, __utac_acc__Specification1_spec__3_#t~ret46#1, __utac_acc__Specification1_spec__3_#t~ret47#1, __utac_acc__Specification1_spec__3_~floor~0#1, __utac_acc__Specification1_spec__3_~tmp~12#1, __utac_acc__Specification1_spec__3_~tmp___0~2#1, __utac_acc__Specification1_spec__3_~tmp___1~1#1, __utac_acc__Specification1_spec__3_~tmp___2~1#1, __utac_acc__Specification1_spec__3_~tmp___3~0#1, __utac_acc__Specification1_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification1_spec__3_~floor~0#1;havoc __utac_acc__Specification1_spec__3_~tmp~12#1;havoc __utac_acc__Specification1_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification1_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification1_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 50096#L2151-3 __utac_acc__Specification1_spec__3_#t~ret42#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification1_spec__3_~tmp~12#1 := __utac_acc__Specification1_spec__3_#t~ret42#1;havoc __utac_acc__Specification1_spec__3_#t~ret42#1;__utac_acc__Specification1_spec__3_~floor~0#1 := __utac_acc__Specification1_spec__3_~tmp~12#1; 50095#L1692 assume 0 == __utac_acc__Specification1_spec__3_~floor~0#1; 50093#L1693 assume 0 != ~landingButtons_spc1_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 50094#L2160 __utac_acc__Specification1_spec__3_#t~ret43#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification1_spec__3_~tmp___4~0#1 := __utac_acc__Specification1_spec__3_#t~ret43#1;havoc __utac_acc__Specification1_spec__3_#t~ret43#1; 50076#L1697 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0#1;~landingButtons_spc1_0~0 := 0; 50075#L1752 assume { :end_inline___utac_acc__Specification1_spec__3 } true; 48847#L3095 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 48846#L198-2 [2021-12-15 17:13:10,902 INFO L793 eck$LassoCheckResult]: Loop: 48846#L198-2 assume !false; 48845#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 48844#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~13#1;havoc isBlocked_~retValue_acc~13#1;isBlocked_~retValue_acc~13#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~13#1; 48843#L1978 cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 48842#L206 assume 1 != cleanup_~tmp___0~0#1; 48841#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret62#1, isIdle_~retValue_acc~20#1, isIdle_~tmp~19#1;havoc isIdle_~retValue_acc~20#1;havoc isIdle_~tmp~19#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret57#1, anyStopRequested_#t~ret58#1, anyStopRequested_#t~ret59#1, anyStopRequested_#t~ret60#1, anyStopRequested_#t~ret61#1, anyStopRequested_~retValue_acc~19#1, anyStopRequested_~tmp~18#1, anyStopRequested_~tmp___0~5#1, anyStopRequested_~tmp___1~4#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~19#1;havoc anyStopRequested_~tmp~18#1;havoc anyStopRequested_~tmp___0~5#1;havoc anyStopRequested_~tmp___1~4#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 48836#L656-25 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 48834#L683-25 anyStopRequested_#t~ret57#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret57#1;havoc anyStopRequested_#t~ret57#1; 48818#L2259 assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~19#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~19#1; 48809#L2323 isIdle_#t~ret62#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~19#1 := isIdle_#t~ret62#1;havoc isIdle_#t~ret62#1;isIdle_~retValue_acc~20#1 := (if 0 == isIdle_~tmp~19#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~20#1; 48808#L2336 cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 48807#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret96#1, timeShift_#t~ret97#1, timeShift_#t~ret98#1, timeShift_#t~ret99#1, timeShift_#t~ret100#1, timeShift_#t~ret101#1, timeShift_#t~ret102#1, timeShift_#t~ret103#1, timeShift_#t~ret104#1, timeShift_#t~ret105#1, timeShift_#t~ret106#1, timeShift_~tmp~26#1, timeShift_~tmp___0~11#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~26#1;havoc timeShift_~tmp___0~11#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret80#1, stopRequestedAtCurrentFloor_#t~ret81#1, stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_~retValue_acc~25#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~9#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~25#1;havoc stopRequestedAtCurrentFloor_~tmp~24#1;havoc stopRequestedAtCurrentFloor_~tmp___0~9#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret133#1, isExecutiveFloorCalling_~retValue_acc~28#1;havoc isExecutiveFloorCalling_~retValue_acc~28#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 48540#L656-30 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 44173#L683-30 isExecutiveFloorCalling_#t~ret133#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~28#1 := isExecutiveFloorCalling_#t~ret133#1;havoc isExecutiveFloorCalling_#t~ret133#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~28#1; 48500#L3435-3 stopRequestedAtCurrentFloor_#t~ret80#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~24#1 := stopRequestedAtCurrentFloor_#t~ret80#1;havoc stopRequestedAtCurrentFloor_#t~ret80#1; 48495#L2820-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~24#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 48496#L2151-4 stopRequestedAtCurrentFloor_#t~ret81#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~9#1 := stopRequestedAtCurrentFloor_#t~ret81#1;havoc stopRequestedAtCurrentFloor_#t~ret81#1; 49020#L2824-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9#1);stopRequestedAtCurrentFloor_~retValue_acc~25#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~25#1; 49021#L2837-1 timeShift_#t~ret96#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret96#1;havoc timeShift_#t~ret96#1; 50862#L2972-2 assume !(0 != timeShift_~tmp___9~2#1); 50837#L3063-3 assume 1 == ~doorState~0;~doorState~0 := 0; 48972#L3063-5 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret74#1, stopRequestedInDirection_#t~ret75#1, stopRequestedInDirection_#t~ret76#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~22#1, stopRequestedInDirection_~tmp~21#1, stopRequestedInDirection_~tmp___0~7#1, stopRequestedInDirection_~__cil_tmp7~5#1, stopRequestedInDirection_~__cil_tmp8~5#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~22#1;havoc stopRequestedInDirection_~tmp~21#1;havoc stopRequestedInDirection_~tmp___0~7#1;havoc stopRequestedInDirection_~__cil_tmp7~5#1;havoc stopRequestedInDirection_~__cil_tmp8~5#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret133#1, isExecutiveFloorCalling_~retValue_acc~28#1;havoc isExecutiveFloorCalling_~retValue_acc~28#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 48971#L656-33 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 48970#L683-33 isExecutiveFloorCalling_#t~ret133#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~28#1 := isExecutiveFloorCalling_#t~ret133#1;havoc isExecutiveFloorCalling_#t~ret133#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~28#1; 48965#L3435-4 stopRequestedInDirection_#t~ret74#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~7#1 := stopRequestedInDirection_#t~ret74#1;havoc stopRequestedInDirection_#t~ret74#1; 48962#L2703-2 assume 0 != stopRequestedInDirection_~tmp___0~7#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 48934#L2151-5 stopRequestedInDirection_#t~ret75#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~21#1 := stopRequestedInDirection_#t~ret75#1;havoc stopRequestedInDirection_#t~ret75#1;stopRequestedInDirection_~__cil_tmp7~5#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5#1 := (if stopRequestedInDirection_~tmp~21#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22#1 := (if stopRequestedInDirection_~__cil_tmp8~5#1 == stopRequestedInDirection_~__cil_tmp7~5#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~22#1; 48933#L2716-2 timeShift_#t~ret103#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret103#1;havoc timeShift_#t~ret103#1; 48932#L3071-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret77#1, continueInDirection_~dir#1, continueInDirection_~tmp~22#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~22#1;~currentHeading~0 := continueInDirection_~dir#1; 42753#L2760-3 assume !(1 == ~currentHeading~0); 42754#L2770-9 assume !(0 == ~currentFloorID~0); 43508#L2770-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 43509#L2776-7 assume { :end_inline_continueInDirection } true; 42356#L3080-5 assume { :begin_inline___utac_acc__Specification1_spec__3 } true;havoc __utac_acc__Specification1_spec__3_#t~ret42#1, __utac_acc__Specification1_spec__3_#t~ret43#1, __utac_acc__Specification1_spec__3_#t~ret44#1, __utac_acc__Specification1_spec__3_#t~ret45#1, __utac_acc__Specification1_spec__3_#t~ret46#1, __utac_acc__Specification1_spec__3_#t~ret47#1, __utac_acc__Specification1_spec__3_~floor~0#1, __utac_acc__Specification1_spec__3_~tmp~12#1, __utac_acc__Specification1_spec__3_~tmp___0~2#1, __utac_acc__Specification1_spec__3_~tmp___1~1#1, __utac_acc__Specification1_spec__3_~tmp___2~1#1, __utac_acc__Specification1_spec__3_~tmp___3~0#1, __utac_acc__Specification1_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification1_spec__3_~floor~0#1;havoc __utac_acc__Specification1_spec__3_~tmp~12#1;havoc __utac_acc__Specification1_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification1_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification1_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 48871#L2151-7 __utac_acc__Specification1_spec__3_#t~ret42#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification1_spec__3_~tmp~12#1 := __utac_acc__Specification1_spec__3_#t~ret42#1;havoc __utac_acc__Specification1_spec__3_#t~ret42#1;__utac_acc__Specification1_spec__3_~floor~0#1 := __utac_acc__Specification1_spec__3_~tmp~12#1; 48869#L1692-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0#1; 48867#L1693-1 assume 0 != ~landingButtons_spc1_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 48866#L2160-5 __utac_acc__Specification1_spec__3_#t~ret43#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification1_spec__3_~tmp___4~0#1 := __utac_acc__Specification1_spec__3_#t~ret43#1;havoc __utac_acc__Specification1_spec__3_#t~ret43#1; 48863#L1697-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0#1;~landingButtons_spc1_0~0 := 0; 48850#L1752-1 assume { :end_inline___utac_acc__Specification1_spec__3 } true; 48848#L3095-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 48846#L198-2 [2021-12-15 17:13:10,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:13:10,919 INFO L85 PathProgramCache]: Analyzing trace with hash 931043941, now seen corresponding path program 1 times [2021-12-15 17:13:10,919 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:13:10,919 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265030372] [2021-12-15 17:13:10,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:13:10,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:13:10,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:13:10,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:13:10,947 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:13:10,948 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265030372] [2021-12-15 17:13:10,948 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [265030372] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:13:10,948 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:13:10,948 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 17:13:10,948 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066849737] [2021-12-15 17:13:10,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:13:10,949 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:13:10,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:13:10,949 INFO L85 PathProgramCache]: Analyzing trace with hash -1110063614, now seen corresponding path program 1 times [2021-12-15 17:13:10,949 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:13:10,950 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900058621] [2021-12-15 17:13:10,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:13:10,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:13:10,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:13:10,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:13:10,997 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:13:10,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900058621] [2021-12-15 17:13:10,997 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [900058621] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:13:10,997 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:13:10,997 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-15 17:13:10,998 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314938525] [2021-12-15 17:13:10,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:13:10,998 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-12-15 17:13:10,998 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 17:13:10,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-15 17:13:10,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-15 17:13:10,999 INFO L87 Difference]: Start difference. First operand 11259 states and 20843 transitions. cyclomatic complexity: 9586 Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:13:11,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 17:13:11,446 INFO L93 Difference]: Finished difference Result 40268 states and 74241 transitions. [2021-12-15 17:13:11,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-15 17:13:11,448 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40268 states and 74241 transitions. [2021-12-15 17:13:11,644 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 35358 [2021-12-15 17:13:11,786 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40268 states to 40268 states and 74241 transitions. [2021-12-15 17:13:11,786 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 40268 [2021-12-15 17:13:11,824 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 40268 [2021-12-15 17:13:11,824 INFO L73 IsDeterministic]: Start isDeterministic. Operand 40268 states and 74241 transitions. [2021-12-15 17:13:11,874 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-15 17:13:11,874 INFO L681 BuchiCegarLoop]: Abstraction has 40268 states and 74241 transitions. [2021-12-15 17:13:11,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40268 states and 74241 transitions. [2021-12-15 17:13:12,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40268 to 14264. [2021-12-15 17:13:12,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14264 states, 14264 states have (on average 1.8391054402692093) internal successors, (26233), 14263 states have internal predecessors, (26233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 17:13:12,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14264 states to 14264 states and 26233 transitions. [2021-12-15 17:13:12,446 INFO L704 BuchiCegarLoop]: Abstraction has 14264 states and 26233 transitions. [2021-12-15 17:13:12,446 INFO L587 BuchiCegarLoop]: Abstraction has 14264 states and 26233 transitions. [2021-12-15 17:13:12,446 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-15 17:13:12,447 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14264 states and 26233 transitions. [2021-12-15 17:13:12,489 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9548 [2021-12-15 17:13:12,489 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-15 17:13:12,489 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-15 17:13:12,492 INFO L842 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 17:13:12,492 INFO L843 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, 1, 1] [2021-12-15 17:13:12,492 INFO L791 eck$LassoCheckResult]: Stem: 94071#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);call #Ultimate.allocInit(10, 16);call #Ultimate.allocInit(4, 17);call write~init~int(91, 17, 0, 1);call write~init~int(95, 17, 1, 1);call write~init~int(93, 17, 2, 1);call write~init~int(0, 17, 3, 1);call #Ultimate.allocInit(4, 18);call write~init~int(91, 18, 0, 1);call write~init~int(93, 18, 1, 1);call write~init~int(32, 18, 2, 1);call write~init~int(0, 18, 3, 1);call #Ultimate.allocInit(5, 19);call write~init~int(32, 19, 0, 1);call write~init~int(97, 19, 1, 1);call write~init~int(116, 19, 2, 1);call write~init~int(32, 19, 3, 1);call write~init~int(0, 19, 4, 1);call #Ultimate.allocInit(3, 20);call write~init~int(37, 20, 0, 1);call write~init~int(105, 20, 1, 1);call write~init~int(0, 20, 2, 1);call #Ultimate.allocInit(10, 21);call #Ultimate.allocInit(3, 22);call write~init~int(117, 22, 0, 1);call write~init~int(112, 22, 1, 1);call write~init~int(0, 22, 2, 1);call #Ultimate.allocInit(5, 23);call write~init~int(100, 23, 0, 1);call write~init~int(111, 23, 1, 1);call write~init~int(119, 23, 2, 1);call write~init~int(110, 23, 3, 1);call write~init~int(0, 23, 4, 1);call #Ultimate.allocInit(7, 24);call write~init~int(32, 24, 0, 1);call write~init~int(73, 24, 1, 1);call write~init~int(76, 24, 2, 1);call write~init~int(95, 24, 3, 1);call write~init~int(112, 24, 4, 1);call write~init~int(58, 24, 5, 1);call write~init~int(0, 24, 6, 1);call #Ultimate.allocInit(4, 25);call write~init~int(32, 25, 0, 1);call write~init~int(37, 25, 1, 1);call write~init~int(105, 25, 2, 1);call write~init~int(0, 25, 3, 1);call #Ultimate.allocInit(4, 26);call write~init~int(32, 26, 0, 1);call write~init~int(37, 26, 1, 1);call write~init~int(105, 26, 2, 1);call write~init~int(0, 26, 3, 1);call #Ultimate.allocInit(4, 27);call write~init~int(32, 27, 0, 1);call write~init~int(37, 27, 1, 1);call write~init~int(105, 27, 2, 1);call write~init~int(0, 27, 3, 1);call #Ultimate.allocInit(4, 28);call write~init~int(32, 28, 0, 1);call write~init~int(37, 28, 1, 1);call write~init~int(105, 28, 2, 1);call write~init~int(0, 28, 3, 1);call #Ultimate.allocInit(4, 29);call write~init~int(32, 29, 0, 1);call write~init~int(37, 29, 1, 1);call write~init~int(105, 29, 2, 1);call write~init~int(0, 29, 3, 1);call #Ultimate.allocInit(6, 30);call write~init~int(32, 30, 0, 1);call write~init~int(70, 30, 1, 1);call write~init~int(95, 30, 2, 1);call write~init~int(112, 30, 3, 1);call write~init~int(58, 30, 4, 1);call write~init~int(0, 30, 5, 1);call #Ultimate.allocInit(4, 31);call write~init~int(32, 31, 0, 1);call write~init~int(37, 31, 1, 1);call write~init~int(105, 31, 2, 1);call write~init~int(0, 31, 3, 1);call #Ultimate.allocInit(4, 32);call write~init~int(32, 32, 0, 1);call write~init~int(37, 32, 1, 1);call write~init~int(105, 32, 2, 1);call write~init~int(0, 32, 3, 1);call #Ultimate.allocInit(4, 33);call write~init~int(32, 33, 0, 1);call write~init~int(37, 33, 1, 1);call write~init~int(105, 33, 2, 1);call write~init~int(0, 33, 3, 1);call #Ultimate.allocInit(4, 34);call write~init~int(32, 34, 0, 1);call write~init~int(37, 34, 1, 1);call write~init~int(105, 34, 2, 1);call write~init~int(0, 34, 3, 1);call #Ultimate.allocInit(4, 35);call write~init~int(32, 35, 0, 1);call write~init~int(37, 35, 1, 1);call write~init~int(105, 35, 2, 1);call write~init~int(0, 35, 3, 1);call #Ultimate.allocInit(2, 36);call write~init~int(10, 36, 0, 1);call write~init~int(0, 36, 1, 1);~cleanupTimeShifts~0 := 12;~calls_0~0 := 0;~calls_1~0 := 0;~calls_2~0 := 0;~calls_3~0 := 0;~calls_4~0 := 0;~personOnFloor_0_0~0 := 0;~personOnFloor_0_1~0 := 0;~personOnFloor_0_2~0 := 0;~personOnFloor_0_3~0 := 0;~personOnFloor_0_4~0 := 0;~personOnFloor_1_0~0 := 0;~personOnFloor_1_1~0 := 0;~personOnFloor_1_2~0 := 0;~personOnFloor_1_3~0 := 0;~personOnFloor_1_4~0 := 0;~personOnFloor_2_0~0 := 0;~personOnFloor_2_1~0 := 0;~personOnFloor_2_2~0 := 0;~personOnFloor_2_3~0 := 0;~personOnFloor_2_4~0 := 0;~personOnFloor_3_0~0 := 0;~personOnFloor_3_1~0 := 0;~personOnFloor_3_2~0 := 0;~personOnFloor_3_3~0 := 0;~personOnFloor_3_4~0 := 0;~personOnFloor_4_0~0 := 0;~personOnFloor_4_1~0 := 0;~personOnFloor_4_2~0 := 0;~personOnFloor_4_3~0 := 0;~personOnFloor_4_4~0 := 0;~personOnFloor_5_0~0 := 0;~personOnFloor_5_1~0 := 0;~personOnFloor_5_2~0 := 0;~personOnFloor_5_3~0 := 0;~personOnFloor_5_4~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~weight~0 := 0;~maximumWeight~0 := 100;~executiveFloor~0 := 4;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0;~currentHeading~0 := 1;~currentFloorID~0 := 0;~persons_0~0 := 0;~persons_1~0 := 0;~persons_2~0 := 0;~persons_3~0 := 0;~persons_4~0 := 0;~persons_5~0 := 0;~doorState~0 := 1;~floorButtons_0~0 := 0;~floorButtons_1~0 := 0;~floorButtons_2~0 := 0;~floorButtons_3~0 := 0;~floorButtons_4~0 := 0; 94072#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret17#1, main_~retValue_acc~1#1, main_~tmp~8#1;havoc main_~retValue_acc~1#1;havoc main_~tmp~8#1;assume { :begin_inline_select_helpers } true; 94515#L435 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 94516#L428 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~3#1;havoc valid_product_~retValue_acc~3#1;valid_product_~retValue_acc~3#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~3#1; 94659#L443 main_#t~ret17#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~8#1 := main_#t~ret17#1;havoc main_#t~ret17#1; 94660#L399 assume 0 != main_~tmp~8#1;assume { :begin_inline_setup } true; 95455#L368 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification1_spec__1 } true;~landingButtons_spc1_0~0 := 0;~landingButtons_spc1_1~0 := 0;~landingButtons_spc1_2~0 := 0;~landingButtons_spc1_3~0 := 0;~landingButtons_spc1_4~0 := 0; 94575#L1647 assume { :end_inline___utac_acc__Specification1_spec__1 } true;assume { :begin_inline_test } true;assume { :begin_inline_bigMacCall } true;havoc bigMacCall_#t~ret10#1, bigMacCall_~tmp~5#1;havoc bigMacCall_~tmp~5#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 5;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~5#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~5#1; 93812#L493 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~5#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~5#1; 93609#L518 bigMacCall_#t~ret10#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;bigMacCall_~tmp~5#1 := bigMacCall_#t~ret10#1;havoc bigMacCall_#t~ret10#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 5, bigMacCall_~tmp~5#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 93690#L932 assume 0 == initPersonOnFloor_~floor#1; 93691#L933 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 92813#L1040-1 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1, callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;havoc callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~__utac__ad__arg1~0#1 := callOnFloor_~floorID#1;assume { :begin_inline___utac_acc__Specification1_spec__2 } true;__utac_acc__Specification1_spec__2_#in~floor#1 := callOnFloor_~__utac__ad__arg1~0#1;havoc __utac_acc__Specification1_spec__2_~floor#1;__utac_acc__Specification1_spec__2_~floor#1 := __utac_acc__Specification1_spec__2_#in~floor#1; 95234#L1654 assume 0 == __utac_acc__Specification1_spec__2_~floor#1;~landingButtons_spc1_0~0 := 1; 93504#L1666-2 assume { :end_inline___utac_acc__Specification1_spec__2 } true; 94990#L724 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 93259#L736-2 assume { :end_inline_callOnFloor } true; 94769#L1076 assume { :end_inline_initPersonOnFloor } true; 93793#L168 assume { :end_inline_bigMacCall } true;assume { :begin_inline_angelinaCall } true;havoc angelinaCall_#t~ret7#1, angelinaCall_~tmp~2#1;havoc angelinaCall_~tmp~2#1;assume { :begin_inline_getOrigin } true;getOrigin_#in~person#1 := 2;havoc getOrigin_#res#1;havoc getOrigin_~person#1, getOrigin_~retValue_acc~5#1;getOrigin_~person#1 := getOrigin_#in~person#1;havoc getOrigin_~retValue_acc~5#1; 93499#L493-1 assume 0 == getOrigin_~person#1;getOrigin_~retValue_acc~5#1 := 4;getOrigin_#res#1 := getOrigin_~retValue_acc~5#1; 93500#L518-1 angelinaCall_#t~ret7#1 := getOrigin_#res#1;assume { :end_inline_getOrigin } true;angelinaCall_~tmp~2#1 := angelinaCall_#t~ret7#1;havoc angelinaCall_#t~ret7#1;assume { :begin_inline_initPersonOnFloor } true;initPersonOnFloor_#in~person#1, initPersonOnFloor_#in~floor#1 := 2, angelinaCall_~tmp~2#1;havoc initPersonOnFloor_~person#1, initPersonOnFloor_~floor#1;initPersonOnFloor_~person#1 := initPersonOnFloor_#in~person#1;initPersonOnFloor_~floor#1 := initPersonOnFloor_#in~floor#1; 94077#L932-1 assume 0 == initPersonOnFloor_~floor#1; 94078#L933-2 assume 0 == initPersonOnFloor_~person#1;~personOnFloor_0_0~0 := 1; 93120#L1040-3 assume { :begin_inline_callOnFloor } true;callOnFloor_#in~floorID#1 := initPersonOnFloor_~floor#1;havoc callOnFloor_~floorID#1, callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~floorID#1 := callOnFloor_#in~floorID#1;havoc callOnFloor_~__utac__ad__arg1~0#1;callOnFloor_~__utac__ad__arg1~0#1 := callOnFloor_~floorID#1;assume { :begin_inline___utac_acc__Specification1_spec__2 } true;__utac_acc__Specification1_spec__2_#in~floor#1 := callOnFloor_~__utac__ad__arg1~0#1;havoc __utac_acc__Specification1_spec__2_~floor#1;__utac_acc__Specification1_spec__2_~floor#1 := __utac_acc__Specification1_spec__2_#in~floor#1; 94675#L1654-2 assume 0 == __utac_acc__Specification1_spec__2_~floor#1;~landingButtons_spc1_0~0 := 1; 94676#L1666-5 assume { :end_inline___utac_acc__Specification1_spec__2 } true; 95136#L724-2 assume 0 == callOnFloor_~floorID#1;~calls_0~0 := 1; 93041#L736-5 assume { :end_inline_callOnFloor } true; 94160#L1076-1 assume { :end_inline_initPersonOnFloor } true; 94161#L135 assume { :end_inline_angelinaCall } true;assume { :begin_inline_cleanup } true;havoc cleanup_#t~ret11#1, cleanup_#t~ret12#1, cleanup_~i~0#1, cleanup_~tmp~6#1, cleanup_~tmp___0~0#1, cleanup_~__cil_tmp4~0#1;havoc cleanup_~i~0#1;havoc cleanup_~tmp~6#1;havoc cleanup_~tmp___0~0#1;havoc cleanup_~__cil_tmp4~0#1;assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret96#1, timeShift_#t~ret97#1, timeShift_#t~ret98#1, timeShift_#t~ret99#1, timeShift_#t~ret100#1, timeShift_#t~ret101#1, timeShift_#t~ret102#1, timeShift_#t~ret103#1, timeShift_#t~ret104#1, timeShift_#t~ret105#1, timeShift_#t~ret106#1, timeShift_~tmp~26#1, timeShift_~tmp___0~11#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~26#1;havoc timeShift_~tmp___0~11#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret80#1, stopRequestedAtCurrentFloor_#t~ret81#1, stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_~retValue_acc~25#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~9#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~25#1;havoc stopRequestedAtCurrentFloor_~tmp~24#1;havoc stopRequestedAtCurrentFloor_~tmp___0~9#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret133#1, isExecutiveFloorCalling_~retValue_acc~28#1;havoc isExecutiveFloorCalling_~retValue_acc~28#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 95347#L656 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 95348#L683 isExecutiveFloorCalling_#t~ret133#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~28#1 := isExecutiveFloorCalling_#t~ret133#1;havoc isExecutiveFloorCalling_#t~ret133#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~28#1; 95754#L3435 stopRequestedAtCurrentFloor_#t~ret80#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~24#1 := stopRequestedAtCurrentFloor_#t~ret80#1;havoc stopRequestedAtCurrentFloor_#t~ret80#1; 95753#L2820 assume 0 != stopRequestedAtCurrentFloor_~tmp~24#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 95752#L2151 stopRequestedAtCurrentFloor_#t~ret81#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~9#1 := stopRequestedAtCurrentFloor_#t~ret81#1;havoc stopRequestedAtCurrentFloor_#t~ret81#1; 95750#L2824 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9#1);stopRequestedAtCurrentFloor_~retValue_acc~25#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~25#1; 95751#L2837 timeShift_#t~ret96#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret96#1;havoc timeShift_#t~ret96#1; 95317#L2972 assume !(0 != timeShift_~tmp___9~2#1); 95319#L3063 assume !(1 == ~doorState~0); 96035#L3063-2 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret74#1, stopRequestedInDirection_#t~ret75#1, stopRequestedInDirection_#t~ret76#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~22#1, stopRequestedInDirection_~tmp~21#1, stopRequestedInDirection_~tmp___0~7#1, stopRequestedInDirection_~__cil_tmp7~5#1, stopRequestedInDirection_~__cil_tmp8~5#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~22#1;havoc stopRequestedInDirection_~tmp~21#1;havoc stopRequestedInDirection_~tmp___0~7#1;havoc stopRequestedInDirection_~__cil_tmp7~5#1;havoc stopRequestedInDirection_~__cil_tmp8~5#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret133#1, isExecutiveFloorCalling_~retValue_acc~28#1;havoc isExecutiveFloorCalling_~retValue_acc~28#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 97810#L656-3 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 97809#L683-3 isExecutiveFloorCalling_#t~ret133#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~28#1 := isExecutiveFloorCalling_#t~ret133#1;havoc isExecutiveFloorCalling_#t~ret133#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~28#1; 96029#L3435-1 stopRequestedInDirection_#t~ret74#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~7#1 := stopRequestedInDirection_#t~ret74#1;havoc stopRequestedInDirection_#t~ret74#1; 96030#L2703 assume 0 != stopRequestedInDirection_~tmp___0~7#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 96023#L2151-1 stopRequestedInDirection_#t~ret75#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~21#1 := stopRequestedInDirection_#t~ret75#1;havoc stopRequestedInDirection_#t~ret75#1;stopRequestedInDirection_~__cil_tmp7~5#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5#1 := (if stopRequestedInDirection_~tmp~21#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22#1 := (if stopRequestedInDirection_~__cil_tmp8~5#1 == stopRequestedInDirection_~__cil_tmp7~5#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~22#1; 96024#L2716 timeShift_#t~ret103#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret103#1;havoc timeShift_#t~ret103#1; 96019#L3071 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret77#1, continueInDirection_~dir#1, continueInDirection_~tmp~22#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~22#1;~currentHeading~0 := continueInDirection_~dir#1; 96020#L2760 assume !(1 == ~currentHeading~0); 94534#L2770 assume !(0 == ~currentFloorID~0); 94535#L2770-2 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 97749#L2776-1 assume { :end_inline_continueInDirection } true; 93296#L3080-2 assume { :begin_inline___utac_acc__Specification1_spec__3 } true;havoc __utac_acc__Specification1_spec__3_#t~ret42#1, __utac_acc__Specification1_spec__3_#t~ret43#1, __utac_acc__Specification1_spec__3_#t~ret44#1, __utac_acc__Specification1_spec__3_#t~ret45#1, __utac_acc__Specification1_spec__3_#t~ret46#1, __utac_acc__Specification1_spec__3_#t~ret47#1, __utac_acc__Specification1_spec__3_~floor~0#1, __utac_acc__Specification1_spec__3_~tmp~12#1, __utac_acc__Specification1_spec__3_~tmp___0~2#1, __utac_acc__Specification1_spec__3_~tmp___1~1#1, __utac_acc__Specification1_spec__3_~tmp___2~1#1, __utac_acc__Specification1_spec__3_~tmp___3~0#1, __utac_acc__Specification1_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification1_spec__3_~floor~0#1;havoc __utac_acc__Specification1_spec__3_~tmp~12#1;havoc __utac_acc__Specification1_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification1_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification1_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 93297#L2151-3 __utac_acc__Specification1_spec__3_#t~ret42#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification1_spec__3_~tmp~12#1 := __utac_acc__Specification1_spec__3_#t~ret42#1;havoc __utac_acc__Specification1_spec__3_#t~ret42#1;__utac_acc__Specification1_spec__3_~floor~0#1 := __utac_acc__Specification1_spec__3_~tmp~12#1; 93350#L1692 assume 0 == __utac_acc__Specification1_spec__3_~floor~0#1; 93351#L1693 assume 0 != ~landingButtons_spc1_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 94396#L2160 __utac_acc__Specification1_spec__3_#t~ret43#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification1_spec__3_~tmp___4~0#1 := __utac_acc__Specification1_spec__3_#t~ret43#1;havoc __utac_acc__Specification1_spec__3_#t~ret43#1; 94397#L1697 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0#1;~landingButtons_spc1_0~0 := 0; 103308#L1752 assume { :end_inline___utac_acc__Specification1_spec__3 } true; 103306#L3095 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 0; 103304#L198-2 [2021-12-15 17:13:12,492 INFO L793 eck$LassoCheckResult]: Loop: 103304#L198-2 assume !false; 103302#L199 cleanup_~__cil_tmp4~0#1 := ~cleanupTimeShifts~0 - 1; 103300#L202 assume cleanup_~i~0#1 < cleanup_~__cil_tmp4~0#1;assume { :begin_inline_isBlocked } true;havoc isBlocked_#res#1;havoc isBlocked_~retValue_acc~13#1;havoc isBlocked_~retValue_acc~13#1;isBlocked_~retValue_acc~13#1 := 0;isBlocked_#res#1 := isBlocked_~retValue_acc~13#1; 103290#L1978 cleanup_#t~ret11#1 := isBlocked_#res#1;assume { :end_inline_isBlocked } true;cleanup_~tmp___0~0#1 := cleanup_#t~ret11#1;havoc cleanup_#t~ret11#1; 103268#L206 assume 1 != cleanup_~tmp___0~0#1; 103253#L206-1 assume { :begin_inline_isIdle } true;havoc isIdle_#res#1;havoc isIdle_#t~ret62#1, isIdle_~retValue_acc~20#1, isIdle_~tmp~19#1;havoc isIdle_~retValue_acc~20#1;havoc isIdle_~tmp~19#1;assume { :begin_inline_anyStopRequested } true;havoc anyStopRequested_#res#1;havoc anyStopRequested_#t~ret57#1, anyStopRequested_#t~ret58#1, anyStopRequested_#t~ret59#1, anyStopRequested_#t~ret60#1, anyStopRequested_#t~ret61#1, anyStopRequested_~retValue_acc~19#1, anyStopRequested_~tmp~18#1, anyStopRequested_~tmp___0~5#1, anyStopRequested_~tmp___1~4#1, anyStopRequested_~tmp___2~2#1, anyStopRequested_~tmp___3~1#1;havoc anyStopRequested_~retValue_acc~19#1;havoc anyStopRequested_~tmp~18#1;havoc anyStopRequested_~tmp___0~5#1;havoc anyStopRequested_~tmp___1~4#1;havoc anyStopRequested_~tmp___2~2#1;havoc anyStopRequested_~tmp___3~1#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := 0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 103251#L656-25 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 103240#L683-25 anyStopRequested_#t~ret57#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;anyStopRequested_~tmp___3~1#1 := anyStopRequested_#t~ret57#1;havoc anyStopRequested_#t~ret57#1; 103231#L2259 assume 0 != anyStopRequested_~tmp___3~1#1;anyStopRequested_~retValue_acc~19#1 := 1;anyStopRequested_#res#1 := anyStopRequested_~retValue_acc~19#1; 103221#L2323 isIdle_#t~ret62#1 := anyStopRequested_#res#1;assume { :end_inline_anyStopRequested } true;isIdle_~tmp~19#1 := isIdle_#t~ret62#1;havoc isIdle_#t~ret62#1;isIdle_~retValue_acc~20#1 := (if 0 == isIdle_~tmp~19#1 then 1 else 0);isIdle_#res#1 := isIdle_~retValue_acc~20#1; 103219#L2336 cleanup_#t~ret12#1 := isIdle_#res#1;assume { :end_inline_isIdle } true;cleanup_~tmp~6#1 := cleanup_#t~ret12#1;havoc cleanup_#t~ret12#1; 103218#L218 assume !(0 != cleanup_~tmp~6#1);assume { :begin_inline_timeShift } true;havoc timeShift_#t~ret96#1, timeShift_#t~ret97#1, timeShift_#t~ret98#1, timeShift_#t~ret99#1, timeShift_#t~ret100#1, timeShift_#t~ret101#1, timeShift_#t~ret102#1, timeShift_#t~ret103#1, timeShift_#t~ret104#1, timeShift_#t~ret105#1, timeShift_#t~ret106#1, timeShift_~tmp~26#1, timeShift_~tmp___0~11#1, timeShift_~tmp___1~7#1, timeShift_~tmp___2~5#1, timeShift_~tmp___3~4#1, timeShift_~tmp___4~3#1, timeShift_~tmp___5~2#1, timeShift_~tmp___6~2#1, timeShift_~tmp___7~2#1, timeShift_~tmp___8~2#1, timeShift_~tmp___9~2#1;havoc timeShift_~tmp~26#1;havoc timeShift_~tmp___0~11#1;havoc timeShift_~tmp___1~7#1;havoc timeShift_~tmp___2~5#1;havoc timeShift_~tmp___3~4#1;havoc timeShift_~tmp___4~3#1;havoc timeShift_~tmp___5~2#1;havoc timeShift_~tmp___6~2#1;havoc timeShift_~tmp___7~2#1;havoc timeShift_~tmp___8~2#1;havoc timeShift_~tmp___9~2#1;assume { :begin_inline_stopRequestedAtCurrentFloor } true;havoc stopRequestedAtCurrentFloor_#res#1;havoc stopRequestedAtCurrentFloor_#t~ret80#1, stopRequestedAtCurrentFloor_#t~ret81#1, stopRequestedAtCurrentFloor_#t~ret82#1, stopRequestedAtCurrentFloor_#t~ret83#1, stopRequestedAtCurrentFloor_~retValue_acc~25#1, stopRequestedAtCurrentFloor_~tmp~24#1, stopRequestedAtCurrentFloor_~tmp___0~9#1;havoc stopRequestedAtCurrentFloor_~retValue_acc~25#1;havoc stopRequestedAtCurrentFloor_~tmp~24#1;havoc stopRequestedAtCurrentFloor_~tmp___0~9#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret133#1, isExecutiveFloorCalling_~retValue_acc~28#1;havoc isExecutiveFloorCalling_~retValue_acc~28#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 103216#L656-30 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 98907#L683-30 isExecutiveFloorCalling_#t~ret133#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~28#1 := isExecutiveFloorCalling_#t~ret133#1;havoc isExecutiveFloorCalling_#t~ret133#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~28#1; 103213#L3435-3 stopRequestedAtCurrentFloor_#t~ret80#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedAtCurrentFloor_~tmp~24#1 := stopRequestedAtCurrentFloor_#t~ret80#1;havoc stopRequestedAtCurrentFloor_#t~ret80#1; 103211#L2820-1 assume 0 != stopRequestedAtCurrentFloor_~tmp~24#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 103212#L2151-4 stopRequestedAtCurrentFloor_#t~ret81#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedAtCurrentFloor_~tmp___0~9#1 := stopRequestedAtCurrentFloor_#t~ret81#1;havoc stopRequestedAtCurrentFloor_#t~ret81#1; 103210#L2824-1 assume !(~executiveFloor~0 == stopRequestedAtCurrentFloor_~tmp___0~9#1);stopRequestedAtCurrentFloor_~retValue_acc~25#1 := 0;stopRequestedAtCurrentFloor_#res#1 := stopRequestedAtCurrentFloor_~retValue_acc~25#1; 95427#L2837-1 timeShift_#t~ret96#1 := stopRequestedAtCurrentFloor_#res#1;assume { :end_inline_stopRequestedAtCurrentFloor } true;timeShift_~tmp___9~2#1 := timeShift_#t~ret96#1;havoc timeShift_#t~ret96#1; 104286#L2972-2 assume !(0 != timeShift_~tmp___9~2#1); 104283#L3063-3 assume !(1 == ~doorState~0); 104284#L3063-5 assume { :begin_inline_stopRequestedInDirection } true;stopRequestedInDirection_#in~dir#1, stopRequestedInDirection_#in~respectFloorCalls#1, stopRequestedInDirection_#in~respectInLiftCalls#1 := ~currentHeading~0, 1, 1;havoc stopRequestedInDirection_#res#1;havoc stopRequestedInDirection_#t~ret74#1, stopRequestedInDirection_#t~ret75#1, stopRequestedInDirection_#t~ret76#1, stopRequestedInDirection_~dir#1, stopRequestedInDirection_~respectFloorCalls#1, stopRequestedInDirection_~respectInLiftCalls#1, stopRequestedInDirection_~retValue_acc~22#1, stopRequestedInDirection_~tmp~21#1, stopRequestedInDirection_~tmp___0~7#1, stopRequestedInDirection_~__cil_tmp7~5#1, stopRequestedInDirection_~__cil_tmp8~5#1;stopRequestedInDirection_~dir#1 := stopRequestedInDirection_#in~dir#1;stopRequestedInDirection_~respectFloorCalls#1 := stopRequestedInDirection_#in~respectFloorCalls#1;stopRequestedInDirection_~respectInLiftCalls#1 := stopRequestedInDirection_#in~respectInLiftCalls#1;havoc stopRequestedInDirection_~retValue_acc~22#1;havoc stopRequestedInDirection_~tmp~21#1;havoc stopRequestedInDirection_~tmp___0~7#1;havoc stopRequestedInDirection_~__cil_tmp7~5#1;havoc stopRequestedInDirection_~__cil_tmp8~5#1;assume { :begin_inline_isExecutiveFloorCalling } true;havoc isExecutiveFloorCalling_#res#1;havoc isExecutiveFloorCalling_#t~ret133#1, isExecutiveFloorCalling_~retValue_acc~28#1;havoc isExecutiveFloorCalling_~retValue_acc~28#1;assume { :begin_inline_isFloorCalling } true;isFloorCalling_#in~floorID#1 := ~executiveFloor~0;havoc isFloorCalling_#res#1;havoc isFloorCalling_~floorID#1, isFloorCalling_~retValue_acc~7#1;isFloorCalling_~floorID#1 := isFloorCalling_#in~floorID#1;havoc isFloorCalling_~retValue_acc~7#1; 93874#L656-33 assume 0 == isFloorCalling_~floorID#1;isFloorCalling_~retValue_acc~7#1 := ~calls_0~0;isFloorCalling_#res#1 := isFloorCalling_~retValue_acc~7#1; 93875#L683-33 isExecutiveFloorCalling_#t~ret133#1 := isFloorCalling_#res#1;assume { :end_inline_isFloorCalling } true;isExecutiveFloorCalling_~retValue_acc~28#1 := isExecutiveFloorCalling_#t~ret133#1;havoc isExecutiveFloorCalling_#t~ret133#1;isExecutiveFloorCalling_#res#1 := isExecutiveFloorCalling_~retValue_acc~28#1; 94682#L3435-4 stopRequestedInDirection_#t~ret74#1 := isExecutiveFloorCalling_#res#1;assume { :end_inline_isExecutiveFloorCalling } true;stopRequestedInDirection_~tmp___0~7#1 := stopRequestedInDirection_#t~ret74#1;havoc stopRequestedInDirection_#t~ret74#1; 94762#L2703-2 assume 0 != stopRequestedInDirection_~tmp___0~7#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 94763#L2151-5 stopRequestedInDirection_#t~ret75#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;stopRequestedInDirection_~tmp~21#1 := stopRequestedInDirection_#t~ret75#1;havoc stopRequestedInDirection_#t~ret75#1;stopRequestedInDirection_~__cil_tmp7~5#1 := (if 1 == stopRequestedInDirection_~dir#1 then 1 else 0);stopRequestedInDirection_~__cil_tmp8~5#1 := (if stopRequestedInDirection_~tmp~21#1 < ~executiveFloor~0 then 1 else 0);stopRequestedInDirection_~retValue_acc~22#1 := (if stopRequestedInDirection_~__cil_tmp8~5#1 == stopRequestedInDirection_~__cil_tmp7~5#1 then 1 else 0);stopRequestedInDirection_#res#1 := stopRequestedInDirection_~retValue_acc~22#1; 94441#L2716-2 timeShift_#t~ret103#1 := stopRequestedInDirection_#res#1;assume { :end_inline_stopRequestedInDirection } true;timeShift_~tmp___8~2#1 := timeShift_#t~ret103#1;havoc timeShift_#t~ret103#1; 95067#L3071-2 assume 0 != timeShift_~tmp___8~2#1;assume { :begin_inline_continueInDirection } true;continueInDirection_#in~dir#1 := ~currentHeading~0;havoc continueInDirection_#t~ret77#1, continueInDirection_~dir#1, continueInDirection_~tmp~22#1;continueInDirection_~dir#1 := continueInDirection_#in~dir#1;havoc continueInDirection_~tmp~22#1;~currentHeading~0 := continueInDirection_~dir#1; 94326#L2760-3 assume !(1 == ~currentHeading~0); 94327#L2770-9 assume !(0 == ~currentFloorID~0); 95117#L2770-11 assume !(1 == ~currentHeading~0);~currentFloorID~0 := ~currentFloorID~0 - 1; 95118#L2776-7 assume { :end_inline_continueInDirection } true; 103348#L3080-5 assume { :begin_inline___utac_acc__Specification1_spec__3 } true;havoc __utac_acc__Specification1_spec__3_#t~ret42#1, __utac_acc__Specification1_spec__3_#t~ret43#1, __utac_acc__Specification1_spec__3_#t~ret44#1, __utac_acc__Specification1_spec__3_#t~ret45#1, __utac_acc__Specification1_spec__3_#t~ret46#1, __utac_acc__Specification1_spec__3_#t~ret47#1, __utac_acc__Specification1_spec__3_~floor~0#1, __utac_acc__Specification1_spec__3_~tmp~12#1, __utac_acc__Specification1_spec__3_~tmp___0~2#1, __utac_acc__Specification1_spec__3_~tmp___1~1#1, __utac_acc__Specification1_spec__3_~tmp___2~1#1, __utac_acc__Specification1_spec__3_~tmp___3~0#1, __utac_acc__Specification1_spec__3_~tmp___4~0#1;havoc __utac_acc__Specification1_spec__3_~floor~0#1;havoc __utac_acc__Specification1_spec__3_~tmp~12#1;havoc __utac_acc__Specification1_spec__3_~tmp___0~2#1;havoc __utac_acc__Specification1_spec__3_~tmp___1~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___2~1#1;havoc __utac_acc__Specification1_spec__3_~tmp___3~0#1;havoc __utac_acc__Specification1_spec__3_~tmp___4~0#1;assume { :begin_inline_getCurrentFloorID } true;havoc getCurrentFloorID_#res#1;havoc getCurrentFloorID_~retValue_acc~14#1;havoc getCurrentFloorID_~retValue_acc~14#1;getCurrentFloorID_~retValue_acc~14#1 := ~currentFloorID~0;getCurrentFloorID_#res#1 := getCurrentFloorID_~retValue_acc~14#1; 103347#L2151-7 __utac_acc__Specification1_spec__3_#t~ret42#1 := getCurrentFloorID_#res#1;assume { :end_inline_getCurrentFloorID } true;__utac_acc__Specification1_spec__3_~tmp~12#1 := __utac_acc__Specification1_spec__3_#t~ret42#1;havoc __utac_acc__Specification1_spec__3_#t~ret42#1;__utac_acc__Specification1_spec__3_~floor~0#1 := __utac_acc__Specification1_spec__3_~tmp~12#1; 103343#L1692-1 assume 0 == __utac_acc__Specification1_spec__3_~floor~0#1; 103339#L1693-1 assume 0 != ~landingButtons_spc1_0~0;assume { :begin_inline_areDoorsOpen } true;havoc areDoorsOpen_#res#1;havoc areDoorsOpen_~retValue_acc~15#1;havoc areDoorsOpen_~retValue_acc~15#1;areDoorsOpen_~retValue_acc~15#1 := ~doorState~0;areDoorsOpen_#res#1 := areDoorsOpen_~retValue_acc~15#1; 103338#L2160-5 __utac_acc__Specification1_spec__3_#t~ret43#1 := areDoorsOpen_#res#1;assume { :end_inline_areDoorsOpen } true;__utac_acc__Specification1_spec__3_~tmp___4~0#1 := __utac_acc__Specification1_spec__3_#t~ret43#1;havoc __utac_acc__Specification1_spec__3_#t~ret43#1; 103335#L1697-2 assume 0 != __utac_acc__Specification1_spec__3_~tmp___4~0#1;~landingButtons_spc1_0~0 := 0; 103325#L1752-1 assume { :end_inline___utac_acc__Specification1_spec__3 } true; 103307#L3095-1 assume { :end_inline_timeShift } true;cleanup_~i~0#1 := 1 + cleanup_~i~0#1; 103304#L198-2 [2021-12-15 17:13:12,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:13:12,493 INFO L85 PathProgramCache]: Analyzing trace with hash 931043941, now seen corresponding path program 2 times [2021-12-15 17:13:12,493 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:13:12,493 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521979025] [2021-12-15 17:13:12,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:13:12,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:13:12,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 17:13:12,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 17:13:12,516 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 17:13:12,516 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [521979025] [2021-12-15 17:13:12,516 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [521979025] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 17:13:12,516 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 17:13:12,517 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 17:13:12,517 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778518892] [2021-12-15 17:13:12,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 17:13:12,517 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-15 17:13:12,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 17:13:12,518 INFO L85 PathProgramCache]: Analyzing trace with hash -687361788, now seen corresponding path program 1 times [2021-12-15 17:13:12,518 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 17:13:12,518 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663601938] [2021-12-15 17:13:12,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 17:13:12,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 17:13:12,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:13:12,538 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 17:13:12,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 17:13:12,578 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 17:13:13,802 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.synthesize(LassoCheck.java:548) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.checkLoopTermination(LassoCheck.java:944) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.(LassoCheck.java:818) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.(LassoCheck.java:252) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.iterate(BuchiCegarLoop.java:457) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:397) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 17:13:13,805 INFO L158 Benchmark]: Toolchain (without parser) took 11604.06ms. Allocated memory was 92.3MB in the beginning and 807.4MB in the end (delta: 715.1MB). Free memory was 59.5MB in the beginning and 305.5MB in the end (delta: -246.0MB). Peak memory consumption was 468.6MB. Max. memory is 16.1GB. [2021-12-15 17:13:13,805 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 92.3MB. Free memory was 49.4MB in the beginning and 49.4MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 17:13:13,806 INFO L158 Benchmark]: CACSL2BoogieTranslator took 548.41ms. Allocated memory is still 92.3MB. Free memory was 59.3MB in the beginning and 40.8MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-12-15 17:13:13,807 INFO L158 Benchmark]: Boogie Procedure Inliner took 181.04ms. Allocated memory was 92.3MB in the beginning and 130.0MB in the end (delta: 37.7MB). Free memory was 40.4MB in the beginning and 84.0MB in the end (delta: -43.7MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2021-12-15 17:13:13,807 INFO L158 Benchmark]: Boogie Preprocessor took 166.96ms. Allocated memory is still 130.0MB. Free memory was 84.0MB in the beginning and 58.9MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-12-15 17:13:13,807 INFO L158 Benchmark]: RCFGBuilder took 3052.94ms. Allocated memory was 130.0MB in the beginning and 249.6MB in the end (delta: 119.5MB). Free memory was 58.9MB in the beginning and 117.4MB in the end (delta: -58.6MB). Peak memory consumption was 75.6MB. Max. memory is 16.1GB. [2021-12-15 17:13:13,808 INFO L158 Benchmark]: BuchiAutomizer took 7650.38ms. Allocated memory was 249.6MB in the beginning and 807.4MB in the end (delta: 557.8MB). Free memory was 117.4MB in the beginning and 305.5MB in the end (delta: -188.0MB). Peak memory consumption was 368.8MB. Max. memory is 16.1GB. [2021-12-15 17:13:13,810 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 92.3MB. Free memory was 49.4MB in the beginning and 49.4MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 548.41ms. Allocated memory is still 92.3MB. Free memory was 59.3MB in the beginning and 40.8MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 181.04ms. Allocated memory was 92.3MB in the beginning and 130.0MB in the end (delta: 37.7MB). Free memory was 40.4MB in the beginning and 84.0MB in the end (delta: -43.7MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 166.96ms. Allocated memory is still 130.0MB. Free memory was 84.0MB in the beginning and 58.9MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3052.94ms. Allocated memory was 130.0MB in the beginning and 249.6MB in the end (delta: 119.5MB). Free memory was 58.9MB in the beginning and 117.4MB in the end (delta: -58.6MB). Peak memory consumption was 75.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 7650.38ms. Allocated memory was 249.6MB in the beginning and 807.4MB in the end (delta: 557.8MB). Free memory was 117.4MB in the beginning and 305.5MB in the end (delta: -188.0MB). Peak memory consumption was 368.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 17:13:13,841 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable